CN110127409B

CN110127409B - Packaging film and rewinding device used for same

Info

Publication number: CN110127409B
Application number: CN201910409738.6A
Authority: CN
Inventors: 张子余
Original assignee: Haian Xin Fu Yuan Of Agricultural Science And Tech Nology Co ltd
Current assignee: Fukang Zhungeerbai Duosheng Agricultural Technology Co ltd
Priority date: 2019-05-17
Filing date: 2019-05-17
Publication date: 2020-07-03
Anticipated expiration: 2039-05-17
Also published as: WO2020232656A1; CN110127409A

Abstract

The invention discloses a packaging film and a rewinding device, wherein the packaging film is provided with an adhesive area and a non-adhesive area which are alternated, the adjacent adhesive areas and the non-adhesive areas are connected through a double-sided adhesive tape joint, and the adhesive areas are provided with induction labels for braking a packaging device. The rewinding device comprises a base, wherein a left support and a right support are arranged on the base, a left platform is arranged on the left support, and a right platform is arranged on the right support; the left platform is provided with a sliding seat, the sliding seat is provided with a left shaft sleeve which can rotate around the central axis of the sliding seat, and the base is also provided with a first driving device which drives the sliding seat to move along the axial direction of the left shaft sleeve; the right platform is provided with a right shaft sleeve which can rotate around the central axis of the right platform and a driving device II which drives the right shaft sleeve to rotate; the left shaft sleeve and the right shaft sleeve are connected with a rewinding roller through a spline. The packaging film can be accurately braked by the packaging device, and the rewinding roller can be quickly taken down during the production of the packaging film, so that the production efficiency is greatly improved.

Description

Packaging film and rewinding device used for same

Technical Field

The invention belongs to the technical field of packaging material production, and particularly relates to a packaging film and a rewinding device for the packaging film.

Background

The packaging and coating film is one of the commonly used packaging materials for agricultural harvesting operation, has soft texture and large single packaging amount, and is suitable for on-site packaging of cash crops such as cotton and the like. When packing, the baling press utilizes the packing to beat the diolame and wrap up the packing material, then packs the baling film again and decides, pastes the sticky tape at the department of deciding at last and seals and can accomplish the packing operation.

When the packaging film is packaged, the packaging equipment needs to be braked at a specific moment, the current braking condition is based on the conveying time of the packaging film, however, due to the impression of many factors, the packaging film cannot be stopped within a specified time, so that the double-faced adhesive tape joint cannot be stopped at a proper position, and the problem of low packaging quality is caused.

In addition, since the packaging film is usually a plastic film, the manufacturing process is usually blow molding and stretching, and the manufactured film is often required to be wound on a paper tube in the final production link so as to facilitate integral packaging and transportation.

After the film is wound, the whole rewinding roller needs to be taken down from the rewinding equipment, and then the paper tube and the packaging film need to be taken down from the rewinding roller. However, the problem that exists in this process is that in order to facilitate the removal of the rewinding roller, the rewinding roller is usually installed in a non-fixed installation manner, and two end portions of the rewinding roller are directly supported at corresponding positions of the rack, so that the rewinding roller and the rack support are installed in a direct rolling contact manner instead of using a bearing, and thus, the rewinding roller and the rack are subjected to long-term rolling friction to aggravate the loss of parts, and if the bearing is used for installation, the difficulty of later-stage disassembly is increased, and the accuracy is also affected by repeated disassembly and assembly.

Disclosure of Invention

In order to solve the problems in the prior art, the invention provides a packaging film and a rewinding device for the packaging film, wherein the packaging film can enable a packaging device to brake accurately, and on the basis, a rewinding roller can be taken down quickly during film coating in production, so that the production efficiency is greatly improved.

The invention discloses a packaging film, which is provided with a sticky area and a non-sticky area which are continuously alternated, wherein the adjacent sticky areas and the non-sticky areas are connected through a double-sided adhesive joint, the sticky areas are provided with a sensing label for braking a packaging device and an electronic label for recording information of a packaged object, the packaging device is braked after the sensing label on the packaging film is scanned by the packaging device, so that the double-sided adhesive joint is stopped at a set position, and the sticky areas and the non-sticky areas are narrowed at the joint of the double-sided adhesive joint to form a waist-narrowing structure.

The invention discloses a rewinding device which comprises a base, wherein a left support and a right support are arranged on the base, a left platform is arranged on the left support, and a right platform is arranged on the right support; the left platform is provided with a sliding seat, the sliding seat is provided with a left shaft sleeve which can rotate around the central axis of the sliding seat, and the base is also provided with a first driving device which drives the sliding seat to move along the axial direction of the left shaft sleeve; the right platform is provided with a right shaft sleeve which can rotate around the central axis of the right platform and a driving device II which drives the right shaft sleeve to rotate; the left shaft sleeve and the right shaft sleeve are connected with a rewinding roller through a spline.

Furthermore, the left shaft sleeve comprises a shaft part and a sleeve part which are coaxially connected, the shaft part of the left shaft sleeve is arranged on the sliding seat through a left bearing seat, and the sleeve part is provided with an internal spline; the right shaft sleeve comprises a shaft part and a sleeve part which are coaxially connected, the shaft part of the right shaft sleeve is arranged on the right platform through a right bearing seat, and the sleeve part is provided with an internal spline; and the two ends of the rewinding roller are provided with external splines.

Further, the first driving device comprises a linear driver, a first connecting rod and a second connecting rod; one end of the linear driver is pivoted with the left upright post, the other end of the linear driver is pivoted with the rod body of the first connecting rod, one end of the first connecting rod is pivoted with the base, the other end of the first connecting rod is pivoted with one end of the second connecting rod, and the other end of the second connecting rod is pivoted with the sliding seat.

And furthermore, the second driving device comprises a motor and a synchronous belt mechanism, the motor is arranged at the bottom of the right platform, and a main shaft of the second driving device is connected with the right shaft sleeve through the synchronous belt mechanism.

Further, the synchronous belt mechanism comprises a large belt wheel, a small belt wheel and a synchronous belt; the antitorque axial region of locating the right axle sleeve of big band pulley, the antitorque main shaft of locating the motor of little band pulley, the hold-in range cup joints big band pulley and little band pulley.

Furthermore, a supporting rod for supporting the left platform and the right platform is arranged on the base.

Further, the sliding seat is arranged on the left platform in a sliding mode through the sliding rail assembly.

Furthermore, the bottom of the base is also provided with a plurality of casters.

The invention has the beneficial effects that: the packaging film can accurately brake the packaging equipment, the electronic tag capable of recording information of a packaged object is provided, the information of the object can be rapidly acquired, traceability of the information is achieved, narrowing processing is further performed at the joint of the adhesive tape, the next packaging film can smoothly enter a packaging area, on the basis, the rewinding roller can be rapidly taken down when the packaging film is manufactured, and production efficiency is greatly improved.

Drawings

FIG. 1 is a schematic view of the structure of the enveloping film of the present invention;

FIG. 2 is a perspective view of the rewinding device of the present invention;

FIG. 3 is a front view of the rewinding device of the present invention;

FIG. 4 is a side view of the rewinding device of the present invention;

fig. 5 is a sectional view of the structure taken along the line a-a in fig. 3.

Reference numerals

1, a base; 2, a right upright post; 3, a left upright post; 4, a left platform; 5, a second connecting rod; 6, a sliding seat; 7, a left bearing seat; 8, a left shaft sleeve; 9 rewinding roller; 10, a right shaft sleeve; 11 a right bearing seat; 12 large belt wheels; 13 small belt wheels; 14 synchronous belts; 15 motor; 16 a right platform; 17, a first connecting rod; 18 a linear actuator; 19 supporting rods; 20 casters; 21 a slide rail assembly; 22 an adhesive area; 23 a non-adhesive zone; 24 double-sided adhesive joints; 25, an electronic tag; 26 sensing a tag; 27 waisted portion.

Detailed Description

As shown in fig. 1 to 5, the wrapping film of the present invention is an improvement based on the invention disclosure of application No. 2017103078707, and specifically, the wrapping film has consecutive and alternating adhesive areas 22 and non-adhesive areas 23, and the adjacent adhesive areas 22 and non-adhesive areas 23 are connected by a double-sided tape joint 24, and the bonding and working principle of the double-sided tape joint are not repeated. The adhesive area 22 is provided with a sensing label 26 for braking the packaging device and an electronic label 25 for recording information of the wrapped object, the sensing label 26 on the packaging film is scanned by the packaging device, then the packaging device is braked to stop the double-faced adhesive joint at a set position, and the adhesive area 22 and the non-adhesive area 23 are narrowed at the joint of the double-faced adhesive joint 24 to form a waisted structure 27.

The second improvement point of the invention is only the installation mode of the rewinding roller 9, in particular to a rewinding device which comprises a base 1, wherein a left support 3 and a right support 2 are arranged on the base 1, and the left support 3 and the right support 2 can be made of I-shaped steel. A left platform 4 is arranged on the left pillar 3, and a right platform 16 is arranged on the right upright post 2; the left platform 4 is provided with a sliding seat 6, the sliding seat 6 is provided with a left shaft sleeve 8 which can rotate around the central axis of the sliding seat, and the base 1 is also provided with a first driving device which drives the sliding seat 6 to move along the axial direction of the left shaft sleeve 8; the right platform 16 is provided with a right shaft sleeve 10 which can rotate around the central axis thereof and a driving device II which drives the right shaft sleeve 10 to rotate; a rewinding roller 9 is connected between the left shaft sleeve 8 and the right shaft sleeve 10 through a spline.

When rewinding, the rewinding roller 9 is aligned with the left shaft sleeve 8 and the right shaft sleeve 10, then the sliding seat 6 moves rightwards to be in place, so that the left shaft sleeve 8 and the right shaft sleeve 10 are connected with the corresponding end parts of the rewinding roller 9, and therefore, the rewinding roller 9 can rotate under the action of torque after being installed, but cannot move axially due to the limitation of the shaft sleeves. The packaging film is wound from the conveying roller to the paper tube on the rewinding roller 9, after the packaging film is completely rewound, the rewinding roller 9 is supported by a hook or other auxiliary equipment, then the sliding seat 6 moves leftwards, so that the left shaft sleeve 8 is separated from the rewinding roller 9, and then the rewinding roller 9 is separated from the right shaft sleeve 10 and is completely taken down. And finally, taking down the paper tube. The process is simple, efficient and reliable, and the working efficiency is greatly improved.

Furthermore, the left shaft sleeve 8 comprises a shaft part and a sleeve part which are coaxially connected, the shaft part of the left shaft sleeve 8 is arranged on the sliding seat 6 through a left bearing seat 7, and the sleeve part is provided with an internal spline; the right shaft sleeve 10 comprises a shaft part and a sleeve part which are coaxially connected, the shaft part of the right shaft sleeve 10 is arranged on a right platform 16 through a right bearing seat 11, and the sleeve part is provided with an internal spline; the rewinding roller 19 is provided with external splines at both ends. The anti-torque connection can be realized through the spline, and the rewinding roller 9 can move in the axial direction and is convenient to separate. Since the right sleeve 10 is immovable in the axial direction, the shaft portion of the right sleeve 10 is long and is rotationally fixed by the two right bearing housings 11 in order to ensure that the rewinding roller 9 can be centered when rewinding.

Further, the first driving device comprises a linear driver 18, a first connecting rod 17 and a second connecting rod 5; one end of the linear driver 18 is pivoted with the left upright post 2, the other end of the linear driver is pivoted with the rod body of the first connecting rod 17, one end of the first connecting rod 17 is pivoted with the base 1, the other end of the first connecting rod 17 is pivoted with one end of the second connecting rod 5, and the other end of the second connecting rod 5 is pivoted with the sliding seat 6. The linear driver 18 is a hydraulic cylinder or an electric cylinder, and drives the connecting rod two 5 to move through the driving connecting rod one 17, and finally the sliding seat 6 moves left and right. Similarly, the end of the first link 17 can be pivoted to the left upright 2, and the end of the linear actuator 18 can be pivoted to the base 1, and in addition, both can be pivoted to the base 1. The key to realize that the linear actuator 18 drives the first connecting rod 17 is that the pivoting parts of the two need to have a distance in the horizontal direction.

Further, the second driving device comprises a motor 15 and a synchronous belt mechanism, the motor 15 is arranged at the bottom of the right platform 16, and a main shaft of the motor is connected with the right shaft sleeve 10 through the synchronous belt mechanism.

Further, the synchronous belt mechanism comprises a large belt wheel 12, a small belt wheel 13 and a synchronous belt 14; the large belt wheel 12 is arranged on the shaft part of the right shaft sleeve 10 in an anti-torsion mode, the small belt wheel 13 is arranged on a main shaft of the motor 15 in an anti-torsion mode, and the synchronous belt 14 is sleeved with the large belt wheel 12 and the small belt wheel 13. The large belt wheel 12 is arranged on the shaft part of the right shaft sleeve 10, and the small belt wheel 13 is arranged on the main shaft of the motor, so that the driving torque is further increased, and the rewinding power is improved. Meanwhile, the transmission stability of the synchronous belt mechanism is superior to that of chain transmission, and the synchronous belt mechanism is more simplified than a gear transmission structure under the condition of the same center distance.

Further, a support rod 19 for supporting the left platform 4 and the right platform 16 is provided on the base 1. The supporting force of the two platforms can be improved through the supporting rod 19, so that the reliability of rewinding work is improved. The support rod 19 is obliquely arranged, the top of the support rod is fixedly connected with the outer side right angle of the platform, and the bottom of the support rod is fixedly connected with the outer side right angle of the base 1.

Further, the sliding seat 6 is slidably disposed on the left platform 4 through the sliding rail assembly 21. The sliding seat 6 can slide on the left platform 4 linearly through the sliding rail assembly 21.

Further, the base 1 is provided with a plurality of casters 20 at the bottom thereof. The caster 20 is a universal wheel with a braking function, and the caster 20 can realize integral movement, so that the flexibility is improved.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A packaging film is provided with adhesive areas (22) and non-adhesive areas (23) which are continuously alternated, and the adjacent adhesive areas (22) and the non-adhesive areas (23) are connected through a double-sided adhesive tape joint (24), and is characterized in that the adhesive areas (22) are provided with a sensing label (26) for braking a packaging device and an electronic label (25) for recording information of a packaged object, the sensing label (26) on the packaging film is scanned by the packaging device to brake the packaging device so as to stop the double-sided adhesive tape joint at a set position, and the adhesive areas (22) and the non-adhesive areas (23) are narrowed at the joint of the double-sided adhesive tape joint (24) to form a waist-narrowing structure (27).

2. Rewinding device for the coating of claim 1, characterized in that: the device comprises a base (1), wherein a left support (3) and a right support (2) are arranged on the base (1), a left platform (4) is arranged on the left support (3), and a right platform (16) is arranged on the right support (2); a sliding seat (6) is arranged on the left platform (4), a left shaft sleeve (8) capable of rotating around the central axis of the sliding seat (6) is installed on the sliding seat (6), and a first driving device for driving the sliding seat (6) to move along the axial direction of the left shaft sleeve (8) is further arranged on the base (1); the right platform (16) is provided with a right shaft sleeve (10) which can rotate around the central axis thereof and a driving device II which drives the right shaft sleeve (10) to rotate; the left shaft sleeve (8) and the right shaft sleeve (10) are connected with a rewinding roller (9) through a spline; the left shaft sleeve (8) comprises a shaft part and a sleeve part which are coaxially connected, the shaft part of the left shaft sleeve (8) is arranged on the sliding seat (6) through a left bearing seat (7), and the sleeve part is provided with an internal spline; the right shaft sleeve (10) comprises a shaft part and a sleeve part which are coaxially connected, the shaft part of the right shaft sleeve (10) is arranged on the right platform (16) through a right bearing seat (11), and the sleeve part is provided with an internal spline; external splines are arranged at two ends of the rewinding roller (9); the first driving device comprises a linear driver (18), a first connecting rod (17) and a second connecting rod (5); one end of the linear driver (18) is pivoted with the left pillar (3), the other end of the linear driver is pivoted with the rod body of the first connecting rod (17), one end of the first connecting rod (17) is pivoted with the base (1), the other end of the first connecting rod is pivoted with one end of the second connecting rod (5), and the other end of the second connecting rod (5) is pivoted with the sliding seat (6); the second driving device comprises a motor (15) and a synchronous belt mechanism, the motor (15) is arranged at the bottom of the right platform (16), and a main shaft of the motor is connected with the right shaft sleeve (10) through the synchronous belt mechanism; the synchronous belt mechanism comprises a large belt wheel (12), a small belt wheel (13) and a synchronous belt (14); the large belt wheel (12) is arranged on the shaft part of the right shaft sleeve (10) in a torsion-proof manner, the small belt wheel (13) is arranged on a main shaft of the motor (15) in a torsion-proof manner, and the synchronous belt (14) is sleeved with the large belt wheel (12) and the small belt wheel (13); a support rod (19) for supporting the left platform (4) and the right platform (16) is arranged on the base (1); the sliding seat (6) is arranged on the left platform (4) in a sliding manner through a sliding rail assembly (21); the bottom of the base (1) is also provided with a plurality of casters (20).