CN210823509U

CN210823509U - Beer packaging bag and packaging equipment thereof

Info

Publication number: CN210823509U
Application number: CN201921271512.6U
Authority: CN
Inventors: 韦丽明
Original assignee: Shanghai Ruoyi New Material Technology Co ltd
Current assignee: Shanghai Ruoyi New Material Technology Co ltd
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-06-23
Anticipated expiration: 2029-08-07

Abstract

The utility model discloses a beer packaging bag and packaging equipment thereof, the beer packaging bag comprises a bag body, the bottom of the bag body is a closed bag body, the top of the bag body is a bag opening, a bag mouth is fixed on the side wall of the bag body, and the bag mouth is sealed by a sealing cap; the bag body is made by adhering and compounding at least two films through glue, and the composite structure is formed by laminating a biaxially oriented polyamide film, the glue, a biaxially oriented polyethylene film, the glue and a cast polyethylene film. The bag body of the utility model adopts a new composite structure, has excellent oxygen barrier property and high stiffness; has the advantages of high impact resistance, high puncture resistance, light specific gravity, thin thickness and high cost performance. The biaxially oriented polyethylene film is easy to realize linear easy-tearing opening and has excellent deformation resistance; the biaxially oriented polyamide film, the biaxially oriented polyethylene film and the cast polyethylene film have relatively balanced ductility and excellent low temperature resistance, are suitable for low-temperature refrigeration of beer, and bring excellent consumption experience to consumers.

Description

Beer packaging bag and packaging equipment thereof

Technical Field

The utility model relates to a packaging technology especially relates to a beer wrapping bag and equipment for packing thereof.

Background

With the requirements of transportation cost and transportation convenience, the bagged beer is popular in the market and has a large demand. At present, bagged beer is filled into a beer packaging bag, so that the safety problem caused by the broken glass carried in the beer packaging bag is avoided, and the problems of heavy weight and large volume caused by a glass wine bottle are solved. The PE film of the inner layer of the composite structure of the existing beer packaging bag mainly adopts a PE blow molding film, and the composite structure of the film is as follows: BOPA/glue/PE blown film (laminated) or BOPET/glue/BOPA/glue/PE blown film (laminated), the dotted line is the folded vertical bag bottom. Wherein: BOPA is a biaxial stretching polyamide film with the thickness of 9-15 μm; BOPET is a biaxially oriented polyester film with the thickness of 5-25 μm; the glue is dry composite two-component glue or solvent-free composite two-component glue; the PE film is a polyethylene blown film with the thickness of 70-120 mu m. The design has the characteristics of good oxygen barrier property and high stiffness; the disadvantages are that:

1. BOPA is a moisture-sensitive material, and the oxygen resistance is greatly reduced after moisture absorption;

2. BOPET is a rigid material, and when beer expands due to temperature or shaking, BOPET is easy to generate large tensile force due to low ductility to peel off the heat-sealing layers of the inner layer PE blown film, or the adhesive layer between BOPET and BOPA is torn off, so that air leakage or liquid leakage (wine) occurs in the bag, and the taste of the content (beer) is poor or even the content (beer) is deteriorated.

3. The cost of the composite structure bag is high;

4. the films made of different materials are compounded, are not easy to recover or can not be recycled, and do not meet the requirement of environmental protection.

In addition, the beer in the prior bag is mainly filled through the bag mouth, but the bag mouth is not arranged at the top of the bag body generally, so that the space in the beer packaging bag is not utilized, and the waste of the space is caused.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned defects of the prior art, the technical problem to be solved by the present invention is to provide a beer packaging bag and a packaging device thereof, wherein the beer packaging bag adopts a new composite structure, and has the effects of excellent oxygen resistance and water vapor resistance, low cost and convenient use; in addition, the packaging equipment can realize automatic filling and plastic packaging.

In order to realize the purpose, the utility model provides a beer packaging bag, which comprises a bag body, wherein the bottom of the bag body is closed, the top of the bag body is a bag opening, a bag mouth is fixed on the side wall of the bag body, and the bag mouth is sealed by a sealing cap; the bag body is formed by laminating a biaxially oriented polyamide film, glue, a biaxially oriented polyethylene film, glue and a cast polyethylene film.

Preferably, the biaxially oriented polyamide film and the biaxially oriented polyethylene film are glued by glue, and the biaxially oriented polyethylene film and the cast polyethylene film are glued by glue.

Preferably, the biaxially oriented polyamide (nylon) film has a thickness of 5 to 20 μm; the thickness of the Biaxially Oriented Polyethylene (BOPE) film is 5-100 μm; the glue is dry composite two-component glue or solvent-free composite two-component glue; cast polyethylene film (CPE for short) has a thickness of 20-150 μm.

The utility model also discloses a packaging device, which is used for plastic packaging beer packaging bags and comprises a turntable and a frame, wherein the turntable and a driving shaft are coaxially arranged, the driving shaft is driven by an external device to rotate circumferentially, and a plurality of bases are arranged on the turntable along the circumference; a filling pipe and a top block are arranged above the turntable, and the top block is fixed on the rack; the base is provided with a base groove, a spring groove and a sealing ring, the base groove is tightly clamped and assembled with the mold, the mold is provided with a plurality of through air holes, a hollow mold cavity is arranged inside the mold, and a beer packaging bag is arranged in the mold cavity;

a clamping groove is formed in the outer wall of the mold, the clamping groove is tightly clamped and assembled with one end of a clamping rod, the other end of the clamping rod penetrates through a spring groove and a sealing ring and then is assembled and fixed with the switch board, a stress ring is arranged on the part, located in the spring groove, of the clamping rod, a first pressure spring is sleeved on the part, located between the stress ring and the sealing ring, of the clamping rod, and one end of the first pressure spring is tightly propped against the stress ring; the bag opening of the beer packaging bag extends out of the mold cavity, lower supporting plates are respectively arranged on two sides of the inner cavity, extending out of the bag opening, the lower supporting plates are fixed on the ejector block through connecting plates, and the connecting plates are fixed at the bottom of the ejector block;

the plastic packaging device is characterized in that a partition plate and a plastic packaging block are fixed on the lower supporting plate, a plastic packaging sliding groove is formed in the plastic packaging block, a second pressure spring is installed in the plastic packaging sliding groove, one end of the second pressure spring is fixedly assembled with one side of a heating strip, and the heating strip is used for heating and plastic packaging.

Preferably, a heating wire is arranged in the heating strip, and the heating wire is electrified to generate heat.

Preferably, the other end of the second pressure spring positioned on one side of the bag opening is fixedly assembled with the closed end of the plastic package chute, the second pressure spring positioned on the other side of the bag opening is fixedly assembled with one end of the trigger rod, and the other end of the trigger rod penetrates through the partition plate and the connecting plate and then is opposite to the trigger end of the microswitch.

Preferably, a plurality of guide rods are fixed between the two partition plates and the top block, and the partition plates and the guide rods can be assembled in a relatively axial sliding mode; one of the partition plates is fixedly assembled with one end of the first rack, and the other partition plate is fixedly assembled with one end of the second rack;

the other ends of the first rack and the second rack are respectively arranged in a first driving groove and a second driving groove and can be assembled with the first driving groove and the second driving groove in a sliding mode, the first driving groove and the second driving groove are respectively arranged on the ejector block, the first rack and the second rack are respectively in meshing transmission with a gear, the gear is fixed on a shaft body, and the shaft body and the ejector block can be assembled in a circumferential rotating mode; the partition plate assembled with the first rack is fixedly assembled with one end of the telescopic shaft, and the other end of the telescopic shaft is arranged in the cylinder.

Preferably, a travel switch is further fixed on the connecting plate, and a trigger end of the travel switch is opposite to the trigger block;

the signal ends of the micro switch and the travel switch are respectively in communication connection with the signal end of the PLC, the PLC is fixed on the rack and used for receiving, sending and analyzing control instructions and carrying out parameter operation.

The utility model has the advantages that:

the bag body of the utility model adopts a new composite structure, has excellent oxygen barrier property and high stiffness; has the advantages of high impact resistance, high puncture resistance, light specific gravity, thin thickness and high cost performance. The biaxially oriented polyamide and cast polyethylene film has good water vapor barrier property; the biaxially oriented polyamide is easy to realize linear easy-tear opening and has better deformation resistance; the biaxially oriented polyamide film, the biaxially oriented polyethylene film and the cast polyethylene film have relatively balanced ductility, and when beer is expanded by gas (positive pressure) due to factors such as temperature or shaking, the layers are not easy to peel, and air leakage or liquid leakage (liquor) cannot be generated; and the biaxially oriented polyamide and cast polyethylene film has excellent low temperature resistance, is suitable for low-temperature refrigeration of beer, keeps better taste of the beer and brings excellent consumption experience to consumers. In addition the utility model discloses can maximize utilization beer wrapping bag inner space to increase beer and carry the volume.

The utility model discloses a equipment for packing can realize automatic filling, plastic envelope to greatly increased production efficiency reduces the cost of labor, has just also reduced holistic manufacturing cost.

Drawings

FIG. 1 is a schematic view showing the construction of a beer packaging bag.

FIG. 2 is a schematic view showing the construction of a beer packaging bag.

Fig. 3 is a schematic view of the structure of the packaging apparatus.

Fig. 4 is an enlarged view of fig. 3 at F1.

Fig. 5 is an enlarged view at F2 in fig. 3.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like 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, and 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 therefore, should not be construed as limiting the present invention.

Example one

Referring to fig. 1-2, the beer packaging bag of the present embodiment includes a bag body 100, the bottom of the bag body 100 is a closed bag body 110, the top of the bag body is a bag opening 120, a bag mouth 130 is fixed on the sidewall of the bag body 100, the bag mouth 130 is sealed by a sealing cap, and beer can be poured out after the sealing cap is opened, and the structure of the beer packaging bag is similar to that of the existing packaging bag for bagged beverage or bagged tomato sauce. The dashed lines in fig. 1 and 2 are the bottom of the collapsible stand pouch. The bag mouth 120 can be opened when not in use, and can be directly sealed and sealed after beer is filled.

The bag body 100 is formed by laminating a BOPA film, glue, a BOPE film, glue and a CPE film in a composite structure, namely the BOPA film and the BOPE film are glued by the glue and the BOPE film is glued by the glue. Wherein:

the thickness of the BOPA film is 5-20 mu m; the thickness of the BOPE film is 5-100 mu m; the glue is dry composite two-component glue or solvent-free composite two-component glue; the thickness of the CPE film is 20-150 mu m.

Example two

Referring to fig. 3-5, the packaging apparatus of the present embodiment includes a turntable 610 and a frame 210, the turntable 610 and a driving shaft 620 are coaxially installed, the driving shaft 620 is driven by an external device (motor) to rotate circumferentially, and a plurality of bases 250 are installed on the turntable 610 along the circumference;

the filling pipe 220 and the top block 230 are arranged above the rotary table 610, the top block 230 is fixed on the rack 210, and the rack 210 is fixed on other devices or directly fixed on the ground;

the base 250 is provided with a base groove 251, a spring groove 252 and a sealing ring 253, the base groove 251 and the die 310 are tightly clamped and assembled, the die 310 is provided with a plurality of air holes 312 which penetrate through, the interior of the die 310 is a hollow die cavity 311, a beer packaging bag in the first embodiment is installed in the die cavity 311, and beer is filled in the beer packaging bag;

the outer wall of the mold 310 is provided with a clamping groove 313, the clamping groove 313 and one end of the clamping rod 320 are clamped and assembled, the other end of the clamping rod 320 penetrates through the spring groove 252 and the seal ring 253 and then is assembled and fixed with the switch board 322, a stress ring 321 is arranged on the part of the clamping rod 320 located in the spring groove 252, a first pressure spring 330 is sleeved on the part of the clamping rod 320 located between the stress ring 321 and the seal ring 253, one end of the first pressure spring 330 is tightly propped against the stress ring 321, and therefore the clamping rod 320 is provided with elastic force which blocks the clamping rod from moving towards the switch board 322. When the mold 310 is loaded into the base groove 251, the locking rod 320 is pressed by the outer wall of the mold to overcome the elastic force of the first compression spring 330 and move towards the switch board 322 until the locking rod 320 is opposite to the locking groove 313, and the locking rod 320 is locked into and assembled with the locking groove 313. This design can clamp the mold relative to each other, thereby preventing the mold from tilting and falling down, and further preventing the mold from falling off when the base 250 is fixed to the conveyor belt. When the mold needs to be taken out, the clamping rod 320 can be pulled out of the clamping groove 313 only by applying a force overcoming the elasticity of the first pressure spring to the clamping rod 320 through the switch plate 322.

The mouth 120 of the beer packaging bag extends out of the mold cavity 311, the inner cavity 211 is respectively provided with lower supporting plates 232 at two sides of the mouth 120, the lower supporting plates 232 are fixed on the top block 230 through connecting plates 231, and the connecting plates 231 are fixed at the bottom of the top block;

a partition plate 233 and a plastic package block 270 are fixed on the lower supporting plate 232, a plastic package sliding groove 271 is arranged in the plastic package block 270, a second pressure spring 440 is installed in the plastic package sliding groove 271, one end of the second pressure spring 440 is fixedly assembled with one side of the heating strip 430, a heating wire is arranged in the heating strip 430, and the heating wire is electrified to generate heat;

the other end of the second pressure spring 440 located on one side of the bag opening 120 is fixedly assembled with the closed end of the plastic package sliding groove 271, the second pressure spring 440 located on the other side of the bag opening 120 is fixedly assembled with one end of the trigger rod 450, and the other end of the trigger rod 450 passes through the partition 233 and the connecting plate 231 and then is opposite to the trigger end of the micro switch 422, so that the micro switch 422 can be triggered when the trigger rod 450 moves towards the micro switch, and the micro switch 422 is fixed on the connecting plate 231. During the use, the sack 120 can be pressed from both sides tightly to the terminal surface of two plastic envelope blocks 270, and heats strip 430 and compresses tightly in sack 120 both sides through second pressure spring elasticity to be convenient for heat the plastic envelope to the sack.

A plurality of guide rods 260 are fixed between the two partition plates 233 and the top block 240, and the partition plates 233 can be assembled with the guide rods 260 in a sliding mode in the axial direction; one of the partition plates 233 is fixedly assembled with one end of the first rack 531, and the other partition plate 233 is fixedly assembled with one end of the second rack 532.

The other ends of the first rack 531 and the second rack 532 are respectively installed in the first driving groove 241 and the second driving groove 242 and slidably assembled with the first driving groove 241 and the second driving groove 242, the first driving groove 241 and the second driving groove 242 are respectively arranged on the top block 240, the first rack 531 and the second rack 532 are respectively meshed with the gear 520 for transmission, the gear 520 is fixed on the shaft body 510, and the shaft body 510 and the top block 240 can be assembled in a circumferential rotation mode.

The partition 233 assembled with the first rack is further assembled and fixed with one end of the telescopic shaft 411, the other end of the telescopic shaft 411 is installed in the air cylinder 410, and the air cylinder 410 can drive the telescopic shaft 411 to move axially after air enters. A travel switch 421 is further fixed on the connecting plate 233, and a trigger end of the travel switch 421 is opposite to the trigger block 5311, so that the trigger block can trigger the travel switch 421 when the partition plate 233 is attached to the inner side of the connecting plate 231.

The signal ends of the microswitch 422 and the travel switch 421 are respectively in communication connection with the signal end of the PLC, the PLC is fixed on the rack and is used for receiving, sending and analyzing control instructions and carrying out parameter operation. In this embodiment, the PLC may be replaced with an industrial personal computer. When the micro switch is triggered, the PLC judges that the two plastic packaging blocks compress the bag opening, so that the cylinder stops driving the telescopic shaft to move. When the travel switch is triggered, the PLC judges that the partition plate restores to the initial position, so that the air cylinder stops driving the telescopic shaft to move.

When the beer packaging bag 100 is used, firstly, the beer packaging bag 100 is filled into a mold, then the filling pipe 220 is inserted into the bag opening 120, and beer is filled into the beer packaging bag 100; the beer packaging bag 100 filled with beer is placed into the mold cavity 311, then the mold 310 is clamped into the base groove 311, and then the telescopic shaft is driven to move towards the mold, so that the two plastic package blocks move close to each other until the micro switch is triggered, and at the moment, the bag mouth is judged to be compressed; finally, heating is carried out by heating wires in the heating strips, so that the bag opening 120 is heated and sealed in a plastic package mode. The embodiment can realize automatic vacuum packaging, can be directly additionally arranged on the existing production line, and realizes full-automatic bag opening, feeding and vacuum packaging, thereby greatly improving the production efficiency. And the sack sets up at bag body top, can the inside utilization ratio of greatly increased beer wrapping bag to increase the volume of filling.

The details of the present invention are well known to those skilled in the art.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims

1. A beer packaging bag comprises a bag body, wherein the bottom of the bag body is closed, the top of the bag body is a bag opening, a bag mouth is fixed on the side wall of the bag body, and the bag mouth is sealed through a sealing cap; the method is characterized in that: the bag body is formed by laminating a biaxial stretching polyamide film, glue, a biaxial stretching polyethylene film, glue and a curtain coating polyethylene film.

2. The beer packaging bag of claim 1, wherein: the biaxially oriented polyamide film and the biaxially oriented polyethylene film are adhered by glue, and the biaxially oriented polyethylene film and the cast polyethylene film are adhered by glue.

3. The beer packaging bag according to claim 1 or 2, wherein: the thickness of the biaxial stretching polyamide film is 5-20 mu m; the thickness of the biaxial stretching polyethylene film is 5-100 mu m; the glue is dry composite two-component glue or solvent-free composite two-component glue; the thickness of the cast polyethylene film is 20-150 μm.

4. A packaging device for plastically packaging the beer packaging bag according to any one of claims 1 to 3, which comprises a turntable and a frame, and is characterized in that: the turntable and the driving shaft are coaxially arranged, the driving shaft is driven by external equipment to rotate circumferentially, and a plurality of bases are arranged on the turntable along the circumference; a filling pipe and a top block are arranged above the turntable, and the top block is fixed on the rack; the base is provided with a base groove, a spring groove and a sealing ring, the base groove is tightly clamped and assembled with the mold, the mold is provided with a plurality of through air holes, a hollow mold cavity is arranged inside the mold, and a beer packaging bag is arranged in the mold cavity;

5. The packaging apparatus of claim 4 wherein: a heating wire is arranged in the heating strip, and the heating wire is electrified to heat.

6. The packaging apparatus of claim 4 wherein: the other end of the second pressure spring positioned on one side of the bag opening is fixedly assembled with the closed end of the plastic package chute, the second pressure spring positioned on the other side of the bag opening is fixedly assembled with one end of the trigger rod, and the other end of the trigger rod penetrates through the partition plate and the connecting plate and then is right opposite to the trigger end of the microswitch.

7. The packaging apparatus of claim 6 wherein: a plurality of guide rods are fixed between the two partition plates and the top block, and the partition plates and the guide rods can be assembled in a sliding mode in the axial direction; one of the partition plates is fixedly assembled with one end of the first rack, and the other partition plate is fixedly assembled with one end of the second rack;

8. The packaging apparatus of claim 7 wherein: a travel switch is further fixed on the connecting plate, and the trigger end of the travel switch is opposite to the trigger block;