CN211196809U - Grain vacuum brick packaging bag and equipment for packing thereof - Google Patents
Grain vacuum brick packaging bag and equipment for packing thereof Download PDFInfo
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- CN211196809U CN211196809U CN201921271510.7U CN201921271510U CN211196809U CN 211196809 U CN211196809 U CN 211196809U CN 201921271510 U CN201921271510 U CN 201921271510U CN 211196809 U CN211196809 U CN 211196809U
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Abstract
The utility model discloses a grain vacuum brick packaging bag and packaging equipment thereof, wherein the grain vacuum brick packaging bag comprises a bag body, one end of the bag body is a sealed bag bottom, the other end is a bag opening for loading grain, and the bag opening is sealed by a heating plastic package mode; the bag body is made of various films through glue adhesion in a composite mode, and the composite structure is formed by bonding a biaxially oriented polyethylene film and a cast polyethylene film through high-barrier glue in the middle. The utility model discloses a grain vacuum brick wrapping bag glues through adopting two kinds of films and is as an organic whole, and it has excellent gas and oxygen separation nature, deflection height, excellent separation steam permeability. The biaxially oriented polyethylene film is easy to realize linear easy-to-tear opening, and the consumer experience is good. In addition, the utility model discloses a grain vacuum brick packing bag has high impact resistance, high puncture resistance, specific gravity light, thickness is thin, advantage that the price/performance ratio is high.
Description
Technical Field
The utility model relates to a packaging technology especially relates to a grain vacuum brick packing bag and equipment for packing thereof.
Background
In grain packaging, in order to reduce the volume and facilitate stacking, most of the grains are packaged in vacuum at present, namely, the grains are packaged in a packaging bag and then put in a mould for vacuumizing or high-pressure vacuum (gas in the packaging bag is pressed out). The mode can lead the grain to be tightly pressed, thereby reducing the grain volume. In addition, the outer packaging bag is in a vacuum state, which is more beneficial to the corrosion prevention and insect prevention of the grains.
The current grain packaging bag mainly adopts a film composite structure, referring to fig. 1, the material of the packaging bag is mainly BOPA/glue/PE film, and the dotted line in fig. 1 is the side edge of the folding (inserting edge) bag. Wherein:
BOPA is a biaxial stretching polyamide film with the thickness of 9-15 μm; the glue is dry composite two-component glue or solvent-free composite two-component glue; the PE film is a polyethylene blown film (PE blown film for short) with the thickness of 40-150 mu m. The packaging bag is characterized in that: 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. the PE blown film is thick, a straight-line easily-torn opening is not easy to realize, and the consumer experience is very poor;
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.
And the vacuum packaging equipment generally needs to firstly put the grains into a packaging bag, then press the grains into a mould, then put the grain into a vacuum packaging machine, apply negative pressure to the packaging bag through the vacuum packaging machine to suck out the gas in the packaging bag, and then heat and plastically package the buckle of the packaging bag. Almost all the modes need manual operation, are very troublesome, reduce the production efficiency, cause great economic burden for enterprises at the present with expensive labor, and also raise the production cost.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned defect of prior art, the utility model aims to solve the technical problem that a grain vacuum brick packaging bag and equipment for packing thereof are provided, its grain vacuum brick packaging bag with low costs and tear convenience, its equipment for packing can realize automatic evacuation, plastic envelope to greatly increased degree of automation.
In order to achieve the purpose, the utility model provides a grain vacuum brick packaging bag, which comprises a bag body, wherein one end of the bag body is a sealed bag bottom, the other end of the bag body is a bag opening for loading grain, and the bag opening is sealed in a heating plastic packaging mode;
the bag body is made of a composite film, and the composite film is formed by bonding a biaxially oriented polyethylene film and a cast polyethylene film through high-barrier glue in the middle.
Preferably, a biaxially oriented polyethylene film (BOPE) having a thickness of 10 to 80 μm; the glue is polyvinyl alcohol high-barrier water-based glue; casting Polyethylene (CPE) film with thickness of 25-100 μm.
A packaging device is used for carrying out vacuum packaging and plastic packaging on the grain vacuum brick packaging bag and comprises a shell, wherein a hollow inner cavity is formed in the shell, the inner cavity is communicated with one end of an air pipe, and the other end of the air pipe is communicated with pressurized gas;
a mould is arranged in the inner cavity, a plurality of through air holes are formed in the mould, a hollow mould cavity is formed in the mould, a grain vacuum brick packaging bag is arranged in the mould cavity, and grains are filled in the grain vacuum brick packaging bag; the bag opening of the grain vacuum brick packaging bag extends out of the mold cavity, lower supporting plates are respectively arranged on two sides of the extending bag opening of the inner cavity, the lower supporting plates are fixed on the top block through a connecting plate, and the top block is fixed at the top of the inner cavity;
a partition plate and a plastic package block are fixed on the lower supporting plate, a plastic package sliding groove is formed in the plastic package block, a second pressure spring is installed in the plastic package 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 the bag opening;
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;
the other ends of the first rack and the second rack are respectively arranged in the first driving groove and the 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 further respectively in meshed transmission with the gear, the gear is fixed on the shaft body, and the shaft body and the ejector block can be assembled in a circumferential rotating mode.
Preferably, the bottom of the inner cavity is fixed with a base, the base is provided with a base groove, a spring groove and a sealing ring, and the base groove is tightly assembled with the mold.
Preferably, a clamping groove is formed in the outer wall of the mold, the clamping groove is tightly assembled with one end of a clamping rod, the other end of the clamping rod penetrates through a spring groove and is fixedly assembled with the switch board after being sealed by the spring groove, 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 seal ring, of the clamping rod, and one end of the first pressure spring is tightly propped against the stress ring.
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, the partition plate assembled with the first rack is further assembled and fixed with one end of the telescopic shaft, the other end of the telescopic shaft is installed in the cylinder, and the cylinder can drive the telescopic shaft to move axially after air enters.
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.
Preferably, when the two plastic package blocks are close to each other and clamp the bag opening, a gap between the two plastic package blocks and the top block is separated from the inner cavity, and the gap is communicated with the atmosphere outside the shell through the exhaust pipe.
The utility model has the advantages that:
the utility model discloses a grain vacuum brick packaging bag glues through adopting two kinds of film glues integratively, and it has excellent gas and oxygen separation nature, and the deflection is high, excellent separation steam permeability. The biaxially oriented polyethylene film is easy to realize linear easy-to-tear opening, and the consumer experience is good. In addition, the utility model discloses a grain vacuum brick packing bag has high impact resistance, high puncture resistance, specific gravity light, thickness is thin, advantage that the price/performance ratio is high.
The utility model discloses a equipment for packing simple structure can realize automatic evacuation, plastic envelope, can combine current automatic bagging-off, conveying equipment to realize full automatic loading, vacuum packaging to greatly reduced's artifical participation volume, just also greatly reduced cost of labor, thereby reduction in production cost.
Drawings
Fig. 1 is a front view of a grain vacuum brick packaging bag.
Fig. 2 is a left side view of the grain vacuum brick packaging bag after vacuum packaging.
Fig. 3 is a schematic structural view 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 grain vacuum brick packaging bag of the present embodiment includes a bag body 100, one end of the bag body 100 is a closed bag bottom 110, the other end is a bag opening 120 for loading grains, and the bag opening 120 can be sealed by heating and plastic sealing.
The bag body 100 is made of a composite film, the composite film is formed by bonding and pressing a linear easy-to-tear high-strength Wei Yi PE film and a cast polyethylene film through glue in the middle, and a dotted line in fig. 1 is the bottom of the folding vertical bag.
Preferably, the biaxially oriented polyethylene film has a thickness of 10-80 μm; the glue is polyvinyl alcohol high-barrier water-based glue; casting polyethylene film with thickness of 25-100 μm. This kind of design makes the grain vacuum brick wrapping bag oxygen barrier of its embodiment good, and the deflection is high, and BOPE and CPE film have good separation steam permeability, and the BOPE film easily realizes the straight line in addition and easily tears the mouth, and the consumer experiences well.
Example two
Referring to fig. 3-5, the packaging device of the present embodiment includes a housing 210, and the housing 210 has a hollow inner cavity 211 therein, the inner cavity 211 is communicated with one end of an air tube 220, and the other end of the air tube 220 is communicated with a pressurized gas, such as a gas tank containing a high-pressure gas.
A base 250 is fixed at the bottom of the inner cavity 211, a base groove 251, a spring groove 252 and a sealing ring 253 are arranged on the base 250, the base groove 251 and a mold 310 are tightly clamped and assembled, a plurality of air holes 312 are arranged on the mold 310, a hollow mold cavity 311 is arranged inside the mold 310, a grain vacuum brick packaging bag in the first embodiment is arranged in the mold cavity 311, and grains are filled in the grain vacuum brick 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 bag mouth 120 of the grain vacuum brick 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 extending bag mouth 120, the lower supporting plates 232 are fixed on the top block 230 through connecting plates 231, and the top block 230 is fixed at the top of the inner cavity 211;
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 P L C, the P L C is fixed outside the shell, and the P L C is used for receiving, sending and analyzing control instructions and performing parameter operation.
During the use, at first pack into mould cavity 311 with the grain vacuum brick packing bag 100 that is equipped with grain, then clamp mould 310 and pack into in the base groove 311, then close and install on the shell for the door of sealed inner chamber, the flexible axial mould of drive removes again, make two plastic envelope pieces be close to each other and remove until micro-gap switch is triggered, judge this moment that the sack has been compressed tightly, and the clearance between two plastic envelope pieces and the kicking block at this moment is separated with the inner chamber, this clearance passes through blast pipe and the outside atmosphere intercommunication of shell.
Then injecting high-pressure gas into the inner cavity through the air pipe, extruding the grain vacuum brick packaging bag by the high-pressure gas, and further extruding the air in the grain vacuum brick packaging bag out and outputting the air from the exhaust pipe; 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.
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 (10)
1. A grain vacuum brick packaging bag comprises a bag body, wherein one end of the bag body is a sealed bag bottom, the other end of the bag body is a bag opening used for loading grains, and the bag opening is sealed in a heating plastic packaging mode; the method is characterized in that:
the bag body is made of a composite film, and the composite film is formed by bonding a biaxially oriented polyethylene film and a cast polyethylene film through high-barrier glue in the middle.
2. The grain vacuum brick packaging bag of claim 1, which is characterized in that: the thickness of the biaxially oriented polyethylene film is 10-80 mu m; the glue is polyvinyl alcohol high-barrier water-based glue; the thickness of the cast polyethylene is 25-100 mu m.
3. A packaging device for vacuum packaging and plastic packaging of the grain vacuum brick packaging bag in claim 1 or 2, which is characterized in that: the gas pipe comprises a shell, wherein a hollow inner cavity is formed in the shell, the inner cavity is communicated with one end of a gas pipe, and the other end of the gas pipe is communicated with pressurized gas;
a mould is arranged in the inner cavity, a plurality of through air holes are formed in the mould, a hollow mould cavity is formed in the mould, a grain vacuum brick packaging bag is arranged in the mould cavity, and grains are filled in the grain vacuum brick packaging bag; the bag opening of the grain vacuum brick packaging bag extends out of the mold cavity, lower supporting plates are respectively arranged on two sides of the extending bag opening of the inner cavity, the lower supporting plates are fixed on the top block through a connecting plate, and the top block is fixed at the top of the inner cavity;
a partition plate and a plastic package block are fixed on the lower supporting plate, a plastic package sliding groove is formed in the plastic package block, a second pressure spring is installed in the plastic package 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 the bag opening;
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;
the other ends of the first rack and the second rack are respectively arranged in the first driving groove and the 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 further respectively in meshed transmission with the gear, the gear is fixed on the shaft body, and the shaft body and the ejector block can be assembled in a circumferential rotating mode.
4. A packaging apparatus as recited in claim 3 wherein: the bottom of the inner cavity is fixedly provided with a base, a base groove, a spring groove and a seal ring are arranged on the base, and the base groove is tightly clamped and assembled with the die.
5. A packaging apparatus as recited in claim 3 wherein: the clamping groove is formed in the outer wall of the mold, the clamping groove is tightly assembled with one end of the clamping rod, the other end of the clamping rod penetrates through the spring groove and is fixedly assembled with the switch board after being sealed by the spring groove, the stress ring is arranged on the part, located in the spring groove, of the clamping rod, the first pressure spring is sleeved on the part, located between the stress ring and the seal ring, of the clamping rod, and one end of the first pressure spring is tightly propped against the stress ring.
6. A packaging apparatus as recited in claim 3 wherein: a heating wire is arranged in the heating strip, and the heating wire is electrified to heat.
7. A packaging apparatus as recited in claim 3 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.
8. A packaging apparatus as recited in claim 3 wherein: the partition plate assembled with the first rack is fixedly assembled with one end of the telescopic shaft, the other end of the telescopic shaft is arranged in the cylinder, and the cylinder can drive the telescopic shaft to axially move after air enters.
9. A packaging apparatus as recited in claim 3 wherein: and a travel switch is further fixed on the connecting plate, and the triggering end of the travel switch is opposite to the triggering block.
10. A packaging apparatus as claimed in any one of claims 3 to 9, wherein: when the two plastic package blocks are close to each other to clamp the bag opening, a gap between the two plastic package blocks and the ejector block is separated from the inner cavity, and the gap is communicated with the outside atmosphere of the shell through the exhaust pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921271510.7U CN211196809U (en) | 2019-08-07 | 2019-08-07 | Grain vacuum brick packaging bag and equipment for packing thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921271510.7U CN211196809U (en) | 2019-08-07 | 2019-08-07 | Grain vacuum brick packaging bag and equipment for packing thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211196809U true CN211196809U (en) | 2020-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921271510.7U Expired - Fee Related CN211196809U (en) | 2019-08-07 | 2019-08-07 | Grain vacuum brick packaging bag and equipment for packing thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211196809U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113697149A (en) * | 2021-01-19 | 2021-11-26 | 深圳市诚德来实业有限公司 | Aseptic packaging method for water purifier |
-
2019
- 2019-08-07 CN CN201921271510.7U patent/CN211196809U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113697149A (en) * | 2021-01-19 | 2021-11-26 | 深圳市诚德来实业有限公司 | Aseptic packaging method for water purifier |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200807 Termination date: 20210807 |
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| CF01 | Termination of patent right due to non-payment of annual fee |