CN216468932U

CN216468932U - Plastic packaging film cutting device

Info

Publication number: CN216468932U
Application number: CN202122733662.8U
Authority: CN
Inventors: 黄志福
Original assignee: Anhui Jiamei Packaging Co ltd
Current assignee: Anhui Jiamei Packaging Co ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-05-10
Anticipated expiration: 2031-11-08

Abstract

The utility model discloses a plastic packaging film cutting device, which comprises a rack, an unwinding roller, a cutting device and a winding roller, wherein the unwinding roller is positioned on the inner side of the front end of the rack and is rotationally connected with the rack; this device carries out the static through destaticizing the ware to unreeling the roller and unreeling the packaging film book on the roller and carry out the static and clear away to attract the dust on packaging film book surface with the negative pressure mode through the dust remover after clearing away the static, thereby further avoided because static and the cutting that leads to accomplishes the back packaging film book and attract the winding mutually, the dust on surface is clear away and also is favorable to accurate cutting and subsequent orderly rolling work.

Description

Plastic packaging film cutting device

Technical Field

The utility model relates to packaging equipment, in particular to a plastic packaging film cutting device.

Background

The plastic packaging film is widely applied to multiple industries due to the stable performance, the width of the plastic packaging film is large during production, and cutting is needed during finished product packaging.

The current plastic packaging film cutting machine adopts a numerical control mode to carry out automatic production, but because of the nature of the plastic module material, the winding and unwinding and the conveying processes are easily subjected to various friction actions to generate static electricity, and dust is easily adsorbed on the surface, so that the problems can be caused in the cutting process, such as uneven winding and unwinding.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a plastic packaging film cutting device to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a plastic packaging film cutting device comprises a rack, an unwinding roller, a cutting device and a winding roller, wherein the unwinding roller is positioned on the inner side of the front end of the rack and is rotatably connected with the rack, the winding roller is positioned on the inner side of the tail end of the rack and is rotatably connected with the rack, two winding rollers are arranged and are positioned on the same vertical surface, the cutting device is positioned between the winding roller and the unwinding roller, the cutting device comprises a cutting driving shaft which is rotatably connected with the rack, a plurality of cutting circular knives are arranged on the cutting driving shaft, a packaging film roll is sleeved on the unwinding roller, and the unwinding roller, the winding roller and the cutting driving shaft are respectively connected with different driving motors in a transmission mode to drive and rotate; the inner side of the rack is also provided with a static eliminator and a dust remover, the dust remover is positioned below the unwinding roller, and the static eliminator is positioned in front of the unwinding roller and is butted with the unwinding roller.

The dust remover comprises a negative pressure cover, the negative pressure cover is located under the unwinding roller, the top of the negative pressure cover is open, the bottom of the negative pressure cover is in butt joint with a negative pressure fan through a negative pressure pipe, the negative pressure fan is located outside the rack, two mutually parallel spring telescopic rods are arranged in the negative pressure cover, and a contact brush arranged in the horizontal direction is fixed to the top of each spring telescopic rod.

Static eliminator includes static contact roller and earthed pole, earthed pole lower extreme ground connection, the earthed pole upper end is connected with the support frame, the support frame cross-section is "U" font, unreel the roller both ends be equipped with the drive yoke, the drive yoke is followed and is unreeled the roller and rotate, the support frame suit is in one of them drive yoke both sides, static contact roller is located between support frame and the drive yoke, and static contact roller both ends are rotated and are installed on the roller frame, and roller frame and support frame fixed connection, and the roll body and the drive yoke laminating of static contact roller are sliding connection mutually.

As a preferred embodiment of the present invention: a carding roller set is arranged between the cutting device and the unwinding roller, the carding roller set and the cutting driving shaft are positioned on the same horizontal plane, the carding roller set is provided with two carding rollers which are rotationally connected with the frame, and the two carding rollers are symmetrically arranged on the upper side and the lower side of the packaging film running path; a guide roller is arranged in front of each wind-up roller and is rotationally connected with the frame.

Compared with the prior art, the utility model has the beneficial effects that: this device carries out the static through destaticizer to unreeling the roller and unreeling the packaging film book on the roller and clear away to attract the packaging film to roll up surperficial dust with the negative pressure mode through the dust remover after clearing away static, thereby further avoided because static and the cutting that leads to accomplishes the back packaging film book and attract the winding each other, the dust on surface is clear away and is favorable to also accurate cutting and subsequent orderly rolling work.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a perspective view showing the position structure of the dust collector, the static eliminator and the unwinding roller in the present invention.

In the figure, 1-a rack, 2-an unreeling roller, 3-a cutting driving shaft, 4-a cutting circular knife, 5-a carding roller group, 6-a guide roller, 7-a reeling roller, 8-an electrostatic eliminator, 9-a dust remover, 10-a packaging film roll, 11-a driving rack, 12-a negative pressure cover, 13-a negative pressure pipe, 14-a negative pressure fan, 15-a spring telescopic rod, 16-a contact brush, 17-a grounding rod, 18-a supporting rack, 19-a roller rack and 20-an electrostatic contact roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, in the embodiment of the utility model, a plastic packaging film cutting device comprises a rack 1, an unwinding roller 2, a cutting device and a winding roller 7, wherein the unwinding roller 2 is positioned on the inner side of the front end of the rack 1 and is rotatably connected with the rack 1, the winding roller 7 is positioned on the inner side of the tail end of the rack 1 and is rotatably connected with the rack 1, two winding rollers 7 are positioned on the same vertical surface, the cutting device is positioned between the winding roller 7 and the unwinding roller 2, the cutting device comprises a cutting driving shaft 3 rotatably connected with the rack 1, a plurality of cutting circular knives 4 are arranged on the cutting driving shaft 3, a packaging film roll 10 is sleeved on the unwinding roller 2, and the unwinding roller 2, the winding roller 7 and the cutting driving shaft 3 are respectively connected with different driving motors in a transmission manner to drive and rotate; when cutting is carried out, after the front end of the packaging film roll 10 is cut into a plurality of packaging films in advance, the packaging films are wound on different winding rollers 7 in a staggered mode one by one, and a plurality of driving motors synchronously work to drive the unwinding roller 2, the winding rollers 7 and the cutting driving shaft 3 to rotate, so that the packaging films are cut, and meanwhile, the plurality of cut packaging films are respectively wound on different winding rollers 7, and winding interference is avoided; frame 1 inboard still is equipped with destaticizer 8 and dust remover 9, dust remover 9 is located unreel roller 2 below, destaticizer 8 is located unreel roller 2 side the place ahead and with unreel roller 2 butt joint, carry out static clearance through destaticizer 8 to unreeling roller 2 and unreel the packing film book 10 on the roller 2, and attract the dust on packing film book 10 surface with the negative pressure mode through dust remover 9 after cleaing away static, thereby further avoided because static and the cutting that leads to accomplish back packing film book 10 attract each other the winding, the dust on surface is clear away and is also favorable to accurate cutting and subsequent orderly rolling work.

Specifically, the dust remover 9 comprises a negative pressure hood 12, the negative pressure hood 12 is positioned under the unwinding roller 2, the top of the negative pressure hood 12 is open, the bottom of the negative pressure hood 12 is in butt joint with a negative pressure fan 14 through a negative pressure pipe 13, the negative pressure fan 14 is positioned outside the frame 1, two mutually parallel spring telescopic rods 15 are arranged in the negative pressure hood 12, and a contact brush 16 arranged in the horizontal direction is fixed at the top of each spring telescopic rod 15; when the unwinding roller 2 rotates to unwind, the negative pressure fan 14 is started, a negative pressure cover 12 and a downward airflow is generated above the negative pressure cover 12 through the negative pressure pipe 13, dust is sucked towards the direction of the negative pressure cover 12 and is finally discharged through the negative pressure fan 14, in the negative pressure suction process, the contact brush 16 and the surface of the packaging film roll 10 are cleaned through pushing of the spring telescopic rod 15, the dust is separated from the packaging film roll 10, the cleaning effect is guaranteed, and the spring telescopic rod 15 can also guarantee that the contact brush 16 is attached to the surface of the packaging film roll 10; in practical design, the bristles of the contact brush 16 are made of soft materials, so that the surface of the packaging film roll 10 is prevented from being scratched and damaged.

The static eliminator 8 comprises a static contact roller 20 and a grounding rod 17, the lower end of the grounding rod 17 is grounded, the upper end of the grounding rod 17 is connected with a support frame 18, the section of the support frame 18 is U-shaped, driving frames 11 are arranged at the two ends of an unwinding roller 2, the driving frames 11 rotate along with the unwinding roller 2, the support frame 18 is sleeved at the two sides of one driving frame 11, the static contact roller 20 is positioned between the support frame 18 and the driving frame 11, the two ends of the static contact roller 20 are rotatably arranged on a roller frame 19, the roller frame 19 is fixedly connected with the support frame 18, and a roller body of the static contact roller 20 is attached to and slidably connected with the driving frame 11; when unreeling roller 2 rotates, the carriage 11 contacts with static contact roller 20 all the time to lead the static that the effect such as friction produced to the underground through static eliminator 8, avoid the static to the influence that the cutting produced and the damage that causes equipment.

Meanwhile, a carding roller set 5 is arranged between the cutting device and the unwinding roller 2, the carding roller set 5 and the cutting driving shaft 3 are located on the same horizontal plane, the carding roller set 5 is provided with two carding rollers which are rotationally connected with the frame 1, the two carding rollers are symmetrically arranged on the upper side and the lower side of a packaging film running path, a cut packaging film is carded through the carding rollers, and the phenomenon that the rolling leveling is influenced by the tilting of the side edge of the cut packaging film belt is avoided; a guide roller 6 is arranged in front of each winding roller 7 and is rotationally connected with the rack 1, and the guide rollers are used for guiding the cut packaging film strips and providing a certain tensioning force, so that the winding is further ensured to be tidy.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A plastic packaging film cutting device comprises a rack (1), an unwinding roller (2), a cutting device and a winding roller (7), wherein the unwinding roller (2) is positioned on the inner side of the front end of the rack (1) and is rotationally connected with the rack (1), the winding roller (7) is positioned on the inner side of the tail end of the rack (1) and is rotationally connected with the rack (1), two winding rollers (7) are arranged and are positioned on the same vertical surface, the cutting device is positioned between the winding roller (7) and the unwinding roller (2), the cutting device comprises a cutting driving shaft (3) which is rotationally connected with the rack (1), a plurality of cutting circular knives (4) are arranged on the cutting driving shaft (3), a packaging film roll (10) is sleeved on the unwinding roller (2), and the unwinding roller (2), the winding roller (7) and the cutting driving shaft (3) are respectively in transmission connection with different driving motors to drive and rotate; the electrostatic dust collector is characterized in that a static eliminator (8) and a dust remover (9) are further arranged on the inner side of the rack (1), the dust remover (9) is located below the unwinding roller (2), and the static eliminator (8) is located in front of the unwinding roller (2) and is in butt joint with the unwinding roller (2).

2. The plastic packaging film cutting device according to claim 1, wherein the dust collector (9) comprises a negative pressure hood (12), the negative pressure hood (12) is located under the unwinding roller (2) and is open at the top, the bottom of the negative pressure hood (12) is in butt joint with a negative pressure fan (14) through a negative pressure pipe (13), the negative pressure fan (14) is located outside the rack (1), two mutually parallel spring telescopic rods (15) are arranged in the negative pressure hood (12), and a contact brush (16) arranged in the horizontal direction is fixed at the top of each spring telescopic rod (15).

3. The plastic packaging film cutting apparatus according to claim 1, wherein the static eliminator (8) includes a static contact roller (20) and a ground rod (17), the lower end of the grounding rod (17) is grounded, the upper end of the grounding rod (17) is connected with a support frame (18), the section of the support frame (18) is U-shaped, two ends of the unwinding roller (2) are provided with a driving frame (11), the driving frame (11) rotates along with the unwinding roller (2), the supporting frame (18) is sleeved on two sides of one of the driving frames (11), the electrostatic contact roller (20) is positioned between the supporting frame (18) and the driving frame (11), two ends of the electrostatic contact roller (20) are rotatably arranged on the roller frame (19), and the roller frame (19) is fixedly connected with the supporting frame (18), and the roller body of the electrostatic contact roller (20) is attached to the driving frame (11) and is in sliding connection with the driving frame.

4. A plastic packaging film cutting device according to claim 1, 2 or 3, characterized in that a carding roller group (5) is arranged between the cutting device and the unwinding roller (2), the carding roller group (5) and the cutting drive shaft (3) are located on the same horizontal plane, the carding roller group (5) has two carding rollers rotatably connected to the frame (1), and the two carding rollers are symmetrically arranged on the upper and lower sides of the packaging film running path.

5. A plastic packaging film cutting device according to claim 4, characterized in that a guide roller (6) is provided in front of each take-up roller (7) in rotatable connection with the frame (1).