CN101279649B - Sealing method for four-edge-sealed bag - Google Patents
Sealing method for four-edge-sealed bag Download PDFInfo
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- CN101279649B CN101279649B CN2008100265454A CN200810026545A CN101279649B CN 101279649 B CN101279649 B CN 101279649B CN 2008100265454 A CN2008100265454 A CN 2008100265454A CN 200810026545 A CN200810026545 A CN 200810026545A CN 101279649 B CN101279649 B CN 101279649B
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Abstract
The invention relates to the technical field of packaging, in particular to a four-side sealing small bag packaging method, which has the steps that: two membranes are sealed to be a long-strip double-layer compound membrane with one side sealed; then, the sealed side is taken as one sealed side of the four-side sealing small bag; the other sealed side of the four-side sealing small bag are sealed to form the four-side sealing small bag. The long-strip double-layer compound membrane with a whole side sealed is first made and then the other sides are sealed without side running; the produced product has beautiful sealed side and good sealing quality, thus ensuring product quality; besides, the devices can be easily adjusted during the packaging process, better ensuring product quality, reducing material waste during machine adjusting; compared with multiserial packing, packing material consumption can be obviously reduced; the packing speed of the method can reach 120 packs/minute, improving packaging efficiency.
Description
Technical field:
The present invention relates to the packing technique field, particularly a kind of sealing method for four-edge-sealed bag.
Background technology:
Existing roll up the method that films encapsulate four-edge-sealed bag with two and mainly contain two kinds, a kind of is single-row form, the width of two volume films is width of four-edge-sealed bag, enter the bag making device of wrapping machine simultaneously at encapsulation process two volume films, two side involutions of two volume films, carry out horizontal involution more earlier, fill the material that to pack then, draw bagging apparatus that the three banding bags that material is housed are pulled out the length that pouch is set by wrapping machine, carry out horizontal involution again.The four-edge-sealed bag of this method encapsulation normally two facial masks of pouch is difficult to alignment, product appearance is of poor quality, package speed generally have only 40～60 parcels/minute, and can not wrap the little four-edge-sealed bag of width dimensions, the packaging facilities that uses is complicated, and cost is higher; Another method is the multiple row form, with single-row form class seemingly, it is that the films of two volume broads enter the bag making device of wrapping machine simultaneously, packs out the four-edge-sealed bag that multi-row connects together on wrapping machine, cuts out every parcel along involution limit branch then.These two kinds of method for packing are to packaging facilities technical requirements height, when the material capability difference of two volume films when big, the pouch distortion of producing is serious, packaging process is regulated difficulty, when a bag defective products occurring, the product design of whole row's product all can be affected, and the both sides edge sealing of two volume films will be cut, and causes waste of material easily.
Summary of the invention:
The objective of the invention is provides a kind of sealing edge quality good sealing method for four-edge-sealed bag at the deficiencies in the prior art, and its productive costs is low, packing of product steady quality, production efficiency height.
For achieving the above object, the present invention adopts following technical scheme:
A kind of sealing method for four-edge-sealed bag, it may further comprise the steps:
A, with two films through the film compounding machines, the edge sealing moulding pinch roller of film compounding machine becomes two film involutions the strip double-layered compound film of one side involution;
B, double-layered compound film in the steps A is installed on the wrapping machine, the involution limit of double-layered compound film is as one of them edge sealing of four-edge-sealed bag, side with involution limit opposition of double-layered compound film is separated, a purpose made that enters wrapping machine becomes the bag device, becoming on the bag device has the groove position can allow the involution limit of double-layered compound film pass through, and wrapping machine begins the filler encapsulation, by the hot enclosuring device of wrapping machine, other three edge sealing of involution four-edge-sealed bag, encapsulation forms four-edge-sealed bag.
A kind of sealing method for four-edge-sealed bag, it may further comprise the steps:
A, with two films through the film compounding machines, the edge sealing moulding pinch roller of film compounding machine becomes to have at least two strip double-layered compound films that are parallel to the involution limit of side with two film involutions; The strip double-layered compound film is cut along the position between position in the involution limit and the two adjacent involution limits, form the double-layered compound film of many one side involutions; The width of two films is the summation of width of the double-layered compound film of a plurality of side involutions;
B, the double-layered compound film of steps A gained is installed on the wrapping machine, the involution limit of double-layered compound film is as one of them edge sealing of four-edge-sealed bag, side with involution limit opposition of double-layered compound film is separated, a purpose made that enters wrapping machine becomes the bag device, becoming on the bag device has the groove position can allow the involution limit of double-layered compound film pass through, and wrapping machine begins the filler encapsulation, by the hot enclosuring device involution of wrapping machine, other three edge sealing of involution four-edge-sealed bag on double-layered compound film, encapsulation forms four-edge-sealed bag.
Described step B finishes on upright packing machine, horizontal packing machine, roller type wrapping machine or clamping plate type wrapping machine.
The material of described film is any one of plastic film, paper-plastic composite film, aluminizer, foil laminated film, leaching membrane paper, Du Pont's paper, reticulate pattern paper, nonwoven fabrics composite film.
Described two film involutions mode together is bonding any one of heat sealing, high frequency involution, bonding, the pressure-sensitive involution of glue, thermosol.
The inventive method can be used for packing particulate matter, powder thing, paste or liquid.These packed articles comprise but are not limited only to deoxidation reagent, antistaling agent, desiccant, mildew inhibitor, eliminating smell agent, aromatic, absorbent, flavoring additives etc.
Beneficial effect of the present invention is: a kind of sealing method for four-edge-sealed bag the steps include: that through the film compounding machines, the edge sealing moulding pinch roller of film compounding machine becomes two film involutions the strip double-layered compound film of one side involution with two films for A, elder generation; B, double-layered compound film is installed on the wrapping machine, the involution limit of double-layered compound film is as one of them edge sealing of four-edge-sealed bag, side with involution limit opposition of double-layered compound film is separated, a purpose made that enters wrapping machine becomes the bag device, becoming on the bag device has the groove position can allow the involution limit of double-layered compound film pass through, and wrapping machine begins the filler encapsulation, by the hot enclosuring device of wrapping machine, other three edge sealing of involution four-edge-sealed bag, encapsulation forms four-edge-sealed bag; Its strip double-layered compound film of making whole piece side involution earlier is other limit of involution again, the limit phenomenon can not occur walking, and the product edge sealing of producing is attractive in appearance, and sealing edge quality is good, has guaranteed product design; Adjust equipment easily in encapsulation process in addition, guarantee product design better, reduce the spillage of material of accent machine process, compare, can obviously reduce the packaging material loss with the multiple row packing; On package speed, this method package speed can reach 120 bags/minute, improve packaging efficiency.
Above-mentioned sealing method for four-edge-sealed bag, wherein, the A step also can be first with two films process film compounding machines, the edge sealing moulding pinch roller of film compounding machine becomes to have at least two strip double-layered compound films that are parallel to the involution limit of side with two film involutions; The strip double-layered compound film is cut along the position between position in the involution limit and the two adjacent involution limits, form the double-layered compound film of many one side involutions; The width of two films is the summation of width of the double-layered compound film of a plurality of side involutions; Like this, disposable many double-layered compound films, the production efficiency height produced; The inventive method can realize also with common upright packing machine that applicable to various wrapping machine the equipment input cost is low, reduces productive costs.
The specific embodiment:
Embodiment one
Getting two coiled material matter is the paper-plastic composite film of PET/PAP/PE, width is 4cm, two volume films are through the film compounding machine, the PE face of volume film is relative, enters edge sealing moulding pinch roller simultaneously, 130 ℃～180 ℃ of pinch roller temperature, pinch roller width 5mm, pinch roller carries out heat sealing to one of them side of two volume films, and two volume films close rolling again by the wide heat-sealing banding of 5mm, form the strip double-layered compound film that a volume has a heat sealing limit; Compound good double-layered compound film is installed on the upright packing machine, double-layered compound film does not have a side of edge sealing to be separated, enter purpose made and become a bag device, become to have on the bag device groove position can allow the involution limit on the double-layered compound film pass through, can prevent that double-layered compound film from wandering off simultaneously.After double-layered compound film entered bag device, wrapping machine began the filler encapsulation, by the hot enclosuring device involution of wrapping machine, formed other three edge sealing of four-edge-sealed bag on double-layered compound film, through cutting, just produced the four-edge-sealed bag product again.
The product edge sealing that utilizes the inventive method to produce is attractive in appearance, the limit phenomenon can not occur walking, has guaranteed product design, has guaranteed product design; Adjust equipment easily in encapsulation process in addition, guarantee product design better, reduce the spillage of material of accent machine process, compare, can obviously reduce the packaging material loss with the multiple row packing; On package speed, this method package speed can reach 120 bags/minute, improve packaging efficiency; The width of two films is the summation of a plurality of four-edge-sealed bag width, cuts into the double-layered compound film of many one side involutions behind its involution, disposable many double-layered compound films, the production efficiency height produced; The inventive method can realize also with common upright packing machine that applicable to various wrapping machine the equipment input cost is low, reduces productive costs.
Embodiment two
Getting two coiled material matter is the paper-plastic composite film of PET/PAP/PE, width is 45cm, two volume films are through the film compounding machine, the PE face of volume film is relative, enter edge sealing moulding pinch roller simultaneously, 130 ℃～180 ℃ of pinch roller temperature, the pinch roller width 6mm of both sides, other pinch roller width are 12mm, the distance between two pinch rollers is 7.8cm, pinch roller carries out the spaced heat involution to two volume films, form 6 parallel heat sealing limits, the duplicature behind the involution enters cuts running roller, and cutting knife is distributed on the line of centers between the two involution limits and edge sealing is on the wide line of centers of 12mm, the volume film is cut the back rolling, forms the double-layered compound film that 10 volumes have a heat sealing limit; Compound good double-layered compound film is installed on the upright packing machine, double-layered compound film does not have a side of edge sealing to be separated, enter purpose made and become a bag device, become to have on the bag device groove position can allow the involution limit on the double-layered compound film pass through, can prevent that double-layered compound film from wandering off simultaneously.After double-layered compound film entered bag device, wrapping machine began the filler encapsulation, by the hot enclosuring device involution of wrapping machine, formed other three edge sealing on the double-layered compound film, through cutting, just produced the four-edge-sealed bag product again.
Embodiment three
Getting a coiled material matter is the paper-plastic composite film of PET/PAP/PE, another volume is nonwoven fabrics, width is 45cm, two volume films are through the film compounding machine, the PE face of volume film is relative with the heat cover of nonwoven fabrics, enter edge sealing moulding pinch roller simultaneously, 130 ℃～200 ℃ of pinch roller temperature, the pinch roller width 6mm of both sides, other pinch roller width are 12mm, distance between two pinch rollers is 7.8cm, and pinch roller carries out the spaced heat involution to two volume films, forms 6 parallel heat sealing limits, duplicature behind the involution enters cuts running roller, cutting knife is distributed on the line of centers between the two involution limits and the involution limit is on the wide line of centers of 12mm, and the volume film is cut the back rolling, forms the double-layered compound film that 10 volumes have a heat sealing limit; Compound good double-layered compound film is installed on the upright packing machine, double-layered compound film does not have a side of edge sealing to be separated, enter purpose made and become a bag device, become to have on the bag device groove position can allow the involution limit on the double-layered compound film pass through, can prevent that double-layered compound film from wandering off simultaneously.After double-layered compound film entered bag device, wrapping machine began the filler encapsulation, by the hot enclosuring device involution of wrapping machine, formed other three edge sealing on the double-layered compound film, through cutting, just produced the four-edge-sealed bag product again.
Embodiment four
Getting two coiled material matter is the paper-plastic composite film of PET/PAP/PE, width is 45cm, two volume films are through the film compounding machine, the PE face of volume film is relative, enter edge sealing moulding pinch roller simultaneously, 130 ℃～180 ℃ of pinch roller temperature, the pinch roller width 6mm of both sides, other pinch roller width are 12mm, the distance between two pinch rollers is 7.8cm, pinch roller carries out the spaced heat involution to two volume films, form 6 parallel heat sealing limits, the duplicature behind the involution enters cuts running roller, and cutting knife is distributed on the line of centers between the two involution limits and the involution limit is 1/3rd wide width places of 12mm, the volume film is cut the back rolling, forms the double-layered compound film that 10 volumes have a heat-sealing limit; Compound good double-layered compound film is installed on the upright packing machine, double-layered compound film does not have a side of edge sealing to be separated, enter purpose made and become a bag device, become to have on the bag device groove position can allow the involution limit on the double-layered compound film pass through, can prevent that double-layered compound film from wandering off simultaneously.After double-layered compound film entered bag device, wrapping machine began the filler encapsulation, by the hot enclosuring device involution of wrapping machine, formed other three edge sealing of four-edge-sealed bag on double-layered compound film, through cutting, just produced the four-edge-sealed bag product again.
Embodiment five
Getting two coiled material matter is the paper-plastic composite film of PET/PAP/PE, width is 45cm, two volume films are through the film compounding machine, the PE face of volume film is relative, enter edge sealing moulding pinch roller simultaneously, 130 ℃～180 ℃ of pinch roller temperature, the pinch roller width 6mm of both sides, other pinch roller width are 12mm, the distance between two pinch rollers is 7.8cm, pinch roller carries out the spaced heat involution to two volume films, form 6 parallel heat sealing limits, the duplicature behind the involution enters cuts running roller, and 2/3rds places and involution limit that cutting knife is distributed in width between the two involution limits are on the wide line of centers of 12mm, the volume film is cut the back rolling, forms the double-layered compound film that 10 volumes have a heat-sealing limit; Compound good double-layered compound film is installed on the upright packing machine, double-layered compound film does not have a side of edge sealing to be separated, enter purpose made and become a bag device, become to have on the bag device groove position can allow the involution limit on the double-layered compound film pass through, can prevent that double-layered compound film from wandering off simultaneously.After double-layered compound film entered bag device, wrapping machine began the filler encapsulation, by the hot enclosuring device involution of wrapping machine, formed other three edge sealing of four-edge-sealed bag on double-layered compound film, through cutting, just produced the four-edge-sealed bag product again.
Claims (2)
1. sealing method for four-edge-sealed bag is characterized in that it may further comprise the steps:
A, with two films through the film compounding machines, the edge sealing moulding pinch roller of film compounding machine becomes two film involutions the strip double-layered compound film of one side involution;
B, double-layered compound film in the steps A is installed on the wrapping machine, the involution limit of double-layered compound film is as one of them edge sealing of four-edge-sealed bag, side with involution limit opposition of double-layered compound film is separated, a purpose made that enters wrapping machine becomes the bag device, becoming on the bag device has the groove position can allow the involution limit of double-layered compound film pass through, and wrapping machine begins the filler encapsulation, by the hot enclosuring device of wrapping machine, other three edge sealing of involution four-edge-sealed bag, encapsulation forms four-edge-sealed bag.
2. sealing method for four-edge-sealed bag is characterized in that it may further comprise the steps:
A, with two films through the film compounding machines, the edge sealing moulding pinch roller of film compounding machine becomes to have at least two strip double-layered compound films that are parallel to the involution limit of side with two film involutions; The strip double-layered compound film is cut along the position between position in the involution limit and the two adjacent involution limits, form the double-layered compound film of many one side involutions; The width of two films is the summation of width of the double-layered compound film of a plurality of side involutions;
B, the double-layered compound film of steps A gained is installed on the wrapping machine, the involution limit of double-layered compound film is as one of them edge sealing of four-edge-sealed bag, side with involution limit opposition of double-layered compound film is separated, a purpose made that enters wrapping machine becomes the bag device, becoming on the bag device has the groove position can allow the involution limit of double-layered compound film pass through, and wrapping machine begins the filler encapsulation, by the hot enclosuring device involution of wrapping machine, other three edge sealing of involution four-edge-sealed bag on double-layered compound film, encapsulation forms four-edge-sealed bag.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100265454A CN101279649B (en) | 2008-02-29 | 2008-02-29 | Sealing method for four-edge-sealed bag |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100265454A CN101279649B (en) | 2008-02-29 | 2008-02-29 | Sealing method for four-edge-sealed bag |
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| CN101279649A CN101279649A (en) | 2008-10-08 |
| CN101279649B true CN101279649B (en) | 2010-11-03 |
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| CN2008100265454A Active CN101279649B (en) | 2008-02-29 | 2008-02-29 | Sealing method for four-edge-sealed bag |
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| CN117302618B (en) * | 2023-11-30 | 2024-03-15 | 烟台金蕊女性用品有限公司 | Four-side packaging equipment for sanitary pad production |
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Owner name: GUANGDONG GUANGYI SCIENCE + TECHNOLOGY INDUSTRY CO Free format text: FORMER OWNER: DONGGUAN GUANGYI FOOD ADDITIVES INDUSTRY CO.,LTD Effective date: 20110426 |
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Free format text: CORRECT: ADDRESS; FROM: 523220 DONGGUAN GUANGYI FOOD ADDITIVES INDUSTRIAL CO., LTD., WUJIAYONG INDUSTRIAL ZONE 2, ZHONGTANG TOWN, DONGGUAN CITY, GUANGDONG PROVINCE TO: 523220 WUJIAYONG INDUSTRIAL ZONE 2, ZHONGTANG TOWN, DONGGUAN CITY, GUANGDONG PROVINCE |
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Effective date of registration: 20110426 Address after: Wu Chung Chudo town industrial zone second 523220 Guangdong city of Dongguan Province Patentee after: Guangdong Guangyi Technology Co., Ltd. Address before: Dongguan City, Wu Chung Industrial Zone second town hall 523220 Guangdong province Dongguan Guangyi Food Additive Industry Co Ltd Patentee before: Dongguan Guangyi Food Additives Industry Co.,Ltd |