CN215792101U - Packaging bag shearing device - Google Patents

Packaging bag shearing device Download PDF

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Publication number
CN215792101U
CN215792101U CN202121331138.1U CN202121331138U CN215792101U CN 215792101 U CN215792101 U CN 215792101U CN 202121331138 U CN202121331138 U CN 202121331138U CN 215792101 U CN215792101 U CN 215792101U
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China
Prior art keywords
roller
shearing
tensioning
connecting rod
winding
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Active
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CN202121331138.1U
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Chinese (zh)
Inventor
王文虎
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Suzhou Industrial Park Wendefu Packaging Machinery Co ltd
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Suzhou Industrial Park Wendefu Packaging Machinery Co ltd
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Priority to CN202121331138.1U priority Critical patent/CN215792101U/en
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Publication of CN215792101U publication Critical patent/CN215792101U/en
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Abstract

The utility model provides a packaging bag shearing device which comprises a goods shelf, a winding roller, a tensioning mechanism and a shearing mechanism, wherein the winding roller is arranged above and below the goods shelf, a plastic film is arranged on the winding roller, the tensioning mechanism is arranged on the goods shelf, a supporting table is arranged on one side of the goods shelf, supporting columns are arranged on the front side and the rear side of the supporting table, a first transmission roller is connected onto each supporting column, a supporting rod is further arranged on one side of each supporting column, two compression rollers are arranged on the supporting rods and arranged up and down, the shearing mechanism is arranged on one side of each compression roller, and a conveying mechanism is arranged on one side of the shearing mechanism. Make the tensioning of plastic film through straining device, unevenness when preventing to cut influences the quality of wrapping bag, and the film can convey simultaneously and cut under the mechanism of cutting about making, has improved efficiency.

Description

Packaging bag shearing device
Technical Field
The utility model belongs to the technical field of packaging bag processing, and particularly relates to a packaging bag shearing device.
Background
The packaging bag is a very bulky consumer product, and the use of the packaging bag provides great convenience for the daily life of people. The use of the shopping bag can not be avoided whether to go to a market to buy vegetables or to shop in a supermarket or to buy clothes, shoes and the like. The plastic packaging bag is widely used, is made of a plastic film commonly used by the packaging bag, is a composite material packaging bag with more than two layers, and needs to be cut, bonded and other processes when the packaging bag is processed.
When making the wrapping bag in the market at present, unreel plastic film to the conveyer belt through the winding up roller, be equipped with shearing mechanism on the carriage, the film that will make the wrapping bag through the conveyer belt transports to shearing mechanism and gets off and cut, and the film can the unevenness during transportation, can cause the wrapping bag preparation effect poor like this, and the material causes extravagantly, and still manual will two-layer plastic film stack bond complex operation after the completion of shearing.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a packaging bag shearing device which can simultaneously convey and cut two layers of films, tension the films, reduce material waste and improve the packaging bag effect.
The utility model provides the following technical scheme:
a packaging bag shearing device comprises a goods shelf, a winding roller, a tensioning mechanism and a shearing mechanism, wherein the winding roller is arranged above and below the goods shelf, a plastic film is arranged on the winding roller, the tensioning mechanism is arranged on the goods shelf, a supporting table is arranged on one side of the goods shelf, supporting columns are arranged on the front side and the rear side of the supporting table, a first transmission roller is connected onto the supporting columns, a supporting rod is further arranged on one side of each supporting column, two compression rollers are arranged on the supporting rods and arranged up and down, the shearing mechanism is arranged on one side of each compression roller, and a conveying mechanism is arranged on one side of the shearing mechanism;
the tensioning mechanism comprises a mounting plate, a connecting rod, swing rods and a first tensioning roller, the goods shelf is connected with two mounting plates, the two mounting plates are respectively arranged on one side of the upper winding roller and the lower winding roller, a bearing is arranged on the mounting plate, the connecting rod is arranged in the bearing, the connecting rod is connected with the two swing rods, the first tensioning roller is arranged between the two swing rods and below the winding roller in an inclined mode, a second tensioning roller is arranged above the first tensioning roller in an inclined mode, and a second transmission roller is arranged on the goods shelf and above the winding roller in an inclined mode.
Preferentially, it includes base, fixing base, shears sword, connecting rod, mount pad and bull stick to shear the mechanism, the front side is equipped with the fixing base on the base, and the rear side is equipped with the mount pad, and it has the sword of shearing to articulate on the fixing base, and it has the one end of connecting rod to shear sword one end, and the other end of connecting rod articulates the one end that has the bull stick, and the other end of bull stick articulates on the mount pad, and the bull stick has the motor to drive the rotation, the upper surface parallel and level of fixing base and lower compression roller.
Preferably, the upper and lower winding rollers are driven by two motors II to rotate respectively, and the rotating speeds of the two motors II are the same.
Preferably, the connecting rod is provided with a counterweight on the opposite side of the tensioning roller.
Preferably, the mounting plate is provided with an inductor.
Preferably, the upper press roll is clockwise and the upper and lower press rolls are oppositely turned, and the shortest distance between the upper and lower press rolls is equal to the thickness of the two layers of plastic films.
The utility model has the beneficial effects that:
1. the plastic film is tensioned through the tensioning mechanism, the quality of the packaging bag is prevented from being influenced by unevenness during shearing, the upper film and the lower film are driven and sheared together, and the efficiency is improved.
2. The motor drives the rotating rod to rotate, and the connecting rod drives the rotating rod to rotate, so that the shearing knife rotates to shear materials, and the shearing device is simple in structure and low in cost.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic overall front view of the present invention;
FIG. 2 is a left side view schematic of the shelf of the present invention;
fig. 3 is a right-side structural schematic view of the shearing mechanism of the present invention.
Labeled as: 1-shelf, 2-winding roller, 3-mounting plate, 4-tensioning roller II, 5-driving roller II, 6-swing rod, 7-counterweight block, 8-supporting table, 9-pillar, 10-supporting rod, 11-pressing roller, 12-shearing mechanism, 121-base, 122-fixing seat, 123-shearing knife, 124-connecting rod, 125-mounting seat, 126-rotating rod and 13-conveying mechanism.
Detailed Description
As shown in figures 1-3, the packaging bag shearing device provided by the utility model comprises a goods shelf 1, a winding roller 2, a tensioning mechanism and a shearing mechanism, wherein the winding roller 2 is arranged above and below the goods shelf 1, the upper winding roller and the lower winding roller are respectively driven by two motors II to rotate, the rotating speeds of the two motors II are the same, a plastic film is arranged on the winding roller 2, the tensioning mechanism is arranged on the goods shelf 1, the tensioning mechanism can enable the plastic film to be in a tensioning state, the smoothness is ensured during cutting, wrinkles are not generated, the tensioning mechanism comprises a mounting plate 3, a connecting rod, a swing rod 6 and a tensioning roller I, the two mounting plates 3 are connected onto the goods shelf 1 and are respectively arranged on one sides of the upper winding roller and the lower winding roller, bearings are arranged on the mounting plates 3, the connecting rod is internally provided with the connecting rod, the swing rod is connected with the two swing rods 6, the swing rods can swing downwards due to the gravity of the plastic film, the balancing weight 7 is arranged on the opposite side of the tensioning roller I, the balancing weight 7 is used for reducing the left-right balance of the plastic film to the tensioning roller I, and the swing rod 6 drives the tension roller I to swing up and down in a free state.
A first tension roller is arranged between the two swing rods 6 and obliquely below the winding roller 2, a second tension roller 4 is arranged obliquely above the first tension roller, and a second transmission roller 5 is further arranged on the goods shelf 1 and obliquely above the winding roller 2. Shelf 1 one side is equipped with brace table 8, is equipped with pillar 9 on both sides around brace table 8, is connected with driving roller one on pillar 9, and one side of pillar 9 still is equipped with bracing piece 10, is equipped with two compression rollers 11 on the bracing piece 10, and compression roller 11 is arranged from top to bottom, and the compression roller 11 of top is clockwise and compression roller turns to on the contrary from top to bottom, and the shortest distance between the upper and lower compression roller equals the thickness of two-layer plastic film. The plastic film on the upper winding roller 2 is wound on the upper tensioning roller II through the upper tensioning roller I, and is wound on the lower tensioning roller II through the upper driving roller I and the driving roller II above the supporting column 9 from the upper tensioning roller II, and is conveyed between the upper pressing roller and the lower pressing roller through the lower driving roller I and the driving roller II below the supporting column 9 from the lower tensioning roller II. A shearing mechanism 12 is arranged on one side of the press roll 11, and a conveying mechanism 13 is arranged on one side of the shearing mechanism 12.
Shear mechanism 12 and include base 121, fixing base 122, cut sword 123, connecting rod 124, mount pad 125 and bull stick 126, the front side is equipped with fixing base 122 on base 121, and the rear side is equipped with mount pad 125, and it has the sword 123 to cut to articulate on fixing base 122, cuts the one end that sword 123 one end articulates has connecting rod 124, and the other end of connecting rod 124 articulates the one end of bull stick 126, and the other end of bull stick 126 articulates on mount pad 125, and bull stick 126 has a motor to drive and rotates, the upper surface parallel and level of fixing base 122 and below compression roller. The two layers of plastic films are transmitted to the fixed seat through the transmission roller, the motor drives the rotating rod 126 to rotate, the connecting rod 124 rotates to drive the shearing knife 123 to rotate to cut the two layers of plastic films, and the two layers of plastic films are conveyed through the conveying assembly after the cutting is finished.
When the plastic film cutting machine is used, a plastic film on an upper winding roller 2 is wound on an upper tensioning roller II through an upper tensioning roller I, the plastic film on a lower winding roller 2 is wound on a lower tensioning roller II through an upper transmission roller I and a transmission roller II above a supporting column 9, the plastic film is transmitted between an upper compression roller and a lower compression roller through a lower tensioning roller I, the plastic film on the lower winding roller 2 is transmitted between the upper compression roller and the lower compression roller through a lower transmission roller I and a transmission roller II below the supporting column 9, the two layers of plastic films are transmitted to a fixed seat 122 through the transmission rollers, the motor I drives a rotating rod 126 to rotate, a connecting rod 124 rotates to drive a shearing knife 123 to cut the two layers of plastic films, the motor drives the rotating rod 126 to rotate after cutting is finished, the connecting rod rotates to drive the shearing knife to lift up, and the two layers of plastic films are transported through a conveying assembly.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. 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 (6)

1. A packaging bag shearing device comprises a goods shelf (1), a winding roller (2), a tensioning mechanism and a shearing mechanism, and is characterized in that the winding roller (2) is arranged on the goods shelf (1) from top to bottom, a plastic film is arranged on the winding roller (2), the tensioning mechanism is arranged on the goods shelf (1), a supporting table (8) is arranged on one side of the goods shelf (1), supporting columns (9) are arranged on the front side and the rear side of the supporting table (8), a first transmission roller is connected onto the supporting column (9), a supporting rod (10) is further arranged on one side of the supporting column (9), two compression rollers (11) are arranged on the supporting rod (10), the compression rollers (11) are arranged from top to bottom, the shearing mechanism (12) is arranged on one side of the compression rollers (11), and a conveying mechanism (13) is arranged on one side of the shearing mechanism (12);
straining device includes mounting panel (3), connecting rod, pendulum rod (6) and tensioning roller one, is connected with one side of two mounting panels (3) winding up the roller respectively from top to bottom on goods shelves (1), is equipped with the bearing on mounting panel (3), is equipped with the connecting rod in the bearing, the connecting rod is connected with two pendulum rods (6), be equipped with tensioning roller one in the oblique below of winding up roller (2) between two pendulum rods (6), the oblique top of tensioning roller one is equipped with tensioning roller two (4), still be equipped with drive roll two (5) in the oblique top of winding up roller (2) on goods shelves (1).
2. The packaging bag shearing device according to claim 1, wherein the shearing mechanism (12) comprises a base (121), a fixed seat (122), a shearing knife (123), a connecting rod (124), a mounting seat (125) and a rotating rod (126), the fixed seat (122) is arranged on the front side of the base (121), the mounting seat (125) is arranged on the rear side of the base, the shearing knife (123) is hinged to the fixed seat (122), one end of the shearing knife (123) is hinged to one end of the connecting rod (124), the other end of the connecting rod (124) is hinged to one end of the rotating rod (126), the other end of the rotating rod (126) is hinged to the mounting seat (125), the rotating rod (126) is driven by a motor to rotate, and the fixed seat (122) is flush with the upper surface of the lower compression roller.
3. The packaging bag shearing device as claimed in claim 1, wherein the two winding rollers (2) are respectively driven to rotate by two motors II, and the rotating speeds of the motors are the same.
4. A bag cutter as claimed in claim 1, wherein the connecting rod is provided with a weight (7) on an opposite side of the tension roller.
5. The bag trimmer of claim 1, wherein the mounting plate includes an inductor.
6. The packaging bag shearing device as claimed in claim 1, wherein the upper press roll (11) turns clockwise and the upper and lower press rolls turn oppositely, and the shortest distance between the upper and lower press rolls is equal to the thickness of two layers of plastic films.
CN202121331138.1U 2021-06-16 2021-06-16 Packaging bag shearing device Active CN215792101U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121331138.1U CN215792101U (en) 2021-06-16 2021-06-16 Packaging bag shearing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121331138.1U CN215792101U (en) 2021-06-16 2021-06-16 Packaging bag shearing device

Publications (1)

Publication Number Publication Date
CN215792101U true CN215792101U (en) 2022-02-11

Family

ID=80176687

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121331138.1U Active CN215792101U (en) 2021-06-16 2021-06-16 Packaging bag shearing device

Country Status (1)

Country Link
CN (1) CN215792101U (en)

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