CN112874828A - Device for removing air in packaging bag - Google Patents
Device for removing air in packaging bag Download PDFInfo
- Publication number
- CN112874828A CN112874828A CN202110116184.8A CN202110116184A CN112874828A CN 112874828 A CN112874828 A CN 112874828A CN 202110116184 A CN202110116184 A CN 202110116184A CN 112874828 A CN112874828 A CN 112874828A
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- material nozzle
- bag
- air inlet
- filter screen
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- 238000004806 packaging method and process Methods 0.000 title claims abstract description 32
- 239000000463 material Substances 0.000 claims abstract description 155
- 238000007789 sealing Methods 0.000 claims abstract description 22
- 238000005086 pumping Methods 0.000 claims description 21
- 238000012856 packing Methods 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 238000005303 weighing Methods 0.000 abstract description 4
- 239000004033 plastic Substances 0.000 description 13
- 229920003023 plastic Polymers 0.000 description 13
- 239000000428 dust Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 7
- -1 polyethylene Polymers 0.000 description 7
- 239000004698 Polyethylene Substances 0.000 description 5
- 229920000573 polyethylene Polymers 0.000 description 5
- 239000000203 mixture Substances 0.000 description 4
- 230000035699 permeability Effects 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 3
- 239000002985 plastic film Substances 0.000 description 3
- 229920006255 plastic film Polymers 0.000 description 3
- 238000012797 qualification Methods 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010923 used plastic bag Substances 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B1/00—Packaging fluent solid material, e.g. powders, granular or loose fibrous material, loose masses of small articles, in individual containers or receptacles, e.g. bags, sacks, boxes, cartons, cans, or jars
- B65B1/28—Controlling escape of air or dust from containers or receptacles during filling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B1/00—Packaging fluent solid material, e.g. powders, granular or loose fibrous material, loose masses of small articles, in individual containers or receptacles, e.g. bags, sacks, boxes, cartons, cans, or jars
- B65B1/20—Reducing volume of filled material
- B65B1/26—Reducing volume of filled material by pneumatic means, e.g. suction
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B59/00—Arrangements to enable machines to handle articles of different sizes, to produce packages of different sizes, to vary the contents of packages, to handle different types of packaging material, or to give access for cleaning or maintenance purposes
- B65B59/003—Arrangements to enable adjustments related to the packaging material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vacuum Packaging (AREA)
Abstract
The invention discloses a device for removing air in a packaging bag, which relates to the field of packaging bags and comprises a material nozzle outer cylinder and a material nozzle inner cylinder, wherein a material nozzle head is arranged at one end of the material nozzle inner cylinder, a primary filter screen and a secondary filter screen are sleeved on the outer wall of the material nozzle inner cylinder, a top pad head is arranged at one end, close to the material nozzle head, of the material nozzle inner cylinder, sealing rings A are respectively arranged between the material nozzle inner cylinder and the primary filter screen as well as between the material nozzle inner cylinder and the secondary filter screen, and a secondary air inlet expansion bag is arranged on the outer wall of the top of the material nozzle inner cylinder. The principle that the material is filled into the bag while the gas in the bag is pumped back is adopted, so that the air in the bag is pumped out, the filling efficiency is improved, and the weighing precision is improved.
Description
Technical Field
The invention relates to the field of packaging bags, in particular to a device for removing air in a packaging bag.
Background
The packaging bag is a bag for packaging various articles, so that the goods are convenient to transport and easy to store in the production flow process. Is widely used in daily life and industrial production. Actual figures show that 80% of used plastic bags are finally transported to a garbage piling field area for treatment like ordinary garbage, and only seven percent of the plastic is recycled. The packaging bag is often divided into a plastic packaging bag and a composite packaging bag according to the manufacturing process. Classifying according to production raw materials: high-pressure polyethylene plastic bags, low-pressure polyethylene plastic bags, polypropylene plastic bags, polyvinyl chloride plastic bags and the like. Classifying according to the shape: vest bag, straight tube bag, three-dimensional bag, square bottom bag. Sealed bags, adhesive tape bags, shaped bags, etc. The plastic packaging bag comprises a plastic woven bag and a plastic film bag. The former has the characteristics of light weight, high strength, corrosion resistance and the like, and can prevent moisture and damp after being added with the plastic film lining; the carrying capacity of the light bag is below 2.5kg, the carrying capacity of the medium bag is 25-50kg, and the carrying capacity of the heavy bag is 50-100 kg. The light bag load capacity of the latter is more than 1 kg; the carrying capacity of the medium-sized bag is 1-10 kg; the heavy bag is 10-30kg in load; the loading of the flexible freight bag is more than 1000 kg. The plastic film bag is made of polyethylene. The plastic bags do bring convenience to our lives, but the convenience at this time brings long-term harm. Classifying according to production raw materials: high-pressure polyethylene plastic bags, low-pressure polyethylene plastic bags, polypropylene plastic bags, polyvinyl chloride plastic bags and the like. Classifying according to the shape: vest bag, straight tube bag, three-dimensional bag, square bottom bag. Sealed bags, adhesive tape bags, shaped bags, etc.
Along with packagine machine uses more and more extensively, there are multiple material in the packing trade, to the material that does not, domestic adoption single unit equipment packing multiple material, because the difference of various material spare bulk density and shape, the size of wrapping bag and wrapping bag air permeability or airtight form can be different, can appear getting into the bag together with gas when the filling material, because the ventilative or airtight difference of various bags themselves, can produce the influence serious to packing speed, precision and raise dust.
Accordingly, one skilled in the art provides a device for removing air from a bag to solve the above problems of the prior art.
Disclosure of Invention
The invention aims to provide a device for removing air in a packaging bag, which aims to solve the problems that the packaging industry has various materials along with the fact that the packaging machine is more and more widely used in the background technology, the packaging industry uses a single device to package various materials aiming at the unused materials, the size of the packaging bag and the air permeability or the airtight form of the packaging bag are different due to the difference of the bulk density and the shape of various material pieces, the packaging bag enters the bag together with air during material filling, and the influence on the packaging speed, the precision and the flying dust is serious due to the difference of the air permeability or the airtight of various bags.
In order to achieve the purpose, the invention provides the following technical scheme:
a device for removing air in a packaging bag comprises a material nozzle outer cylinder and a material nozzle inner cylinder, wherein a material nozzle head is arranged at one end of the material nozzle inner cylinder, a first-stage filter screen and a second-stage filter screen are sleeved on the outer wall of the material nozzle inner cylinder, a top pad head is arranged at one end, close to the material nozzle head, of the material nozzle inner cylinder, sealing rings A are respectively arranged between the material nozzle inner cylinder and the first-stage filter screen as well as between the second-stage filter screen, a second-stage air inlet expansion bag is arranged on the outer wall of the top of the material nozzle inner cylinder, a first-stage air inlet expansion bag is arranged on the outer wall of the bottom of the material nozzle inner cylinder, a rubber pipe B is arranged on the outer wall of the first-stage air inlet expansion bag, a rubber pipe A is arranged on the outer wall of the second-stage air inlet expansion bag, a material nozzle outer cylinder is arranged in one end of the second-stage air inlet expansion bag, a sealing ring, and a gas mixing tank body is arranged in the material nozzle inner cylinder body.
As a preferred embodiment of the present invention: the first-stage filter screen and the second-stage filter screen are located at one end, close to the material nozzle head, of the material nozzle inner barrel, the first-stage filter screen and the second-stage filter screen are stainless steel filter screens, and the sizes of filter screen meshes of the stainless steel filter screens are uniform.
As a preferred embodiment of the present invention: the first-stage filter screen is located at the top of the inner barrel of the material nozzle, the second-stage filter screen is located at the bottom of the inner barrel of the material nozzle, two sealing rings A are arranged, one sealing ring A is located at the joint of the inner barrel of the material nozzle, the first-stage filter screen and the material nozzle, and the other sealing ring A is located at the joint of the inner barrel of the material nozzle, the second-stage filter screen and the material nozzle.
As a preferred embodiment of the present invention: the one-level is admitted air and is risen the bag and the second grade is admitted air and rises the bag and all be provided with a plurality of layers, and rubber tube B and the one-level is admitted air and is risen to peg graft between the bag, and rubber tube A and the second grade are admitted air and are risen to peg graft between the bag, and rubber tube B and the one-level is admitted air and is risen the grafting part of bag and bond, and rubber tube A and the second grade are admitted air and are.
As a preferred embodiment of the present invention: the utility model discloses a feed nozzle, including the outer barrel of feed nozzle, the outer barrel of feed nozzle is inside to be equipped with gaseous pumpback buffer pipeline A, gaseous pumpback buffer pipeline B and gaseous pumpback hole, and gaseous pumpback hole site is in the top of the outer barrel of feed nozzle, and gaseous pumpback buffer pipeline A is located the inside one end that is close to gaseous pumpback buffer pipeline A of the outer barrel of feed nozzle, and gaseous pumpback buffer pipeline B is located gaseous pumpback buffer pipeline A's top layer, and the outer barrel of feed nozzle is located the one end that the feed nozzle was kept away from to the.
As a preferred embodiment of the present invention: the bag-expanding air inlet hole A and the bag-expanding air inlet hole B are arranged in parallel, the air inlet direction of the bag-expanding air inlet hole A is perpendicular to the air inlet direction of the inner barrel of the material nozzle, the air inlet direction of the bag-expanding air inlet hole B is horizontal to the air inlet direction of the inner barrel of the material nozzle, the air direction of the outer barrel of the material nozzle is perpendicular to the air inlet direction of the inner barrel of the material nozzle, and the air of the outer barrel of the material nozzle is discharged sequentially along the air back-pumping buffer pipeline A, the air back-pumping buffer pipeline B and the air back-pumping hole direction.
As a preferred embodiment of the present invention: the top pad head is provided with a plurality of, and parallel arrangement between the top pad head, and the diameter that the top pad head is greater than the export internal diameter size of material mouth head, and the one-level filter screen, rubber tube A and second grade are admitted air and are expanded the bag and be located the top of the interior barrel of material mouth respectively, and the second grade filter screen, the one-level is admitted air and is expanded bag and rubber tube B and be located the bottom of the interior barrel of material mouth respectively, and the one-level filter screen, rubber tube A and second grade are admitted air and are expanded bag and second grade filter screen, the one-level is admitted air and is.
Compared with the prior art, the invention has the beneficial effects that:
according to the device for removing the air in the packaging bag, the air enters the bag together with the air during material filling, and the material nozzle is utilized to pump the air in the bag while filling the material, so that the packaging speed, precision and dust raising problems are improved, the device plays an important role in successfully sealing the bag by ultrasonic waves, and the production efficiency and the qualification rate of enterprises are greatly improved. Through the limit to the bag in the principle that the interior gas pumpback of material limit bag goes on simultaneously of irritating, realize managing to find time the interior air of bag, thereby improve filling efficiency, the precision of weighing, on-the-spot raise dust environmental protection problem and ultrasonic wave successfully seal success rate greatly increased, it has a small amount or no air to accomplish to deposit in the bag, the surplus is the material, can also effectual solution is to the material not, domestic adoption single unit equipment packing multiple material, because the difference of various material spare bulk density and shape, the size of wrapping bag and wrapping bag air permeability or airtight form can be different, can appear getting into in the bag together with gas when the filling material, because the ventilative or airtight difference of various sack itself, can produce packing speed, the serious problem of influence of precision and raise dust.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic structural view of an internal cross-section of an automatic bag pallet height adjusting apparatus;
FIG. 2 is a schematic view of an air inlet hole of an expanding bag in an automatic height adjusting device for a bag pallet;
in the figure: 1. a nozzle tip; 2. a first-stage filter screen; 3. a rubber tube A; 4. a material nozzle outer cylinder body; 5. a material nozzle inner cylinder body; 6. a top pad head; 7. a sealing ring A; 8. a secondary filter screen; 9. a first-stage air inlet expansion bag; 10. a rubber tube B; 11. a gas withdrawal hole; 12. an air inlet hole A of the expansion bag; 13. an air inlet B of the expansion bag; 14. a secondary air inlet expansion bag; 15. a seal ring B; 16. a gas back-pumping buffer pipeline A; 17. a gas back-pumping buffer pipeline B; 18. a gas mixing tank body.
Detailed Description
Referring to fig. 1-2, in an embodiment of the present invention, an apparatus for removing air from a packaging bag includes a material nozzle outer cylinder 4 and a material nozzle inner cylinder 5, wherein a material nozzle head 1 is disposed at one end of the material nozzle inner cylinder 5, a primary filter screen 2 and a secondary filter screen 8 are sleeved on an outer wall of the material nozzle inner cylinder 5, and the material is directly passed through the material nozzle head 5, and the material is an air-material mixture and enters the bag through the material nozzle head 1. A top end pad head 6 is arranged at one end of the material nozzle inner cylinder 5 close to the material nozzle head 1, a sealing ring A7 is respectively arranged between the material nozzle inner cylinder 5 and the first-stage filter screen 2 and the second-stage filter screen 8, the first-stage filter screen 2 and the second-stage filter screen 8 draw air out of the bags through an air drawing hole 11, the materials are isolated through the first-stage filter screen 2 and the second-stage filter screen 8, a second-stage air inlet expansion bag 14 is arranged on the outer wall of the top of the material nozzle inner cylinder 5, a first-stage air inlet expansion bag 9 is arranged on the outer wall of the material nozzle inner cylinder 5, a rubber pipe B10 is arranged on the outer wall of the first-stage air inlet expansion bag 9, a rubber pipe A3 is arranged on the outer wall of the second-stage air inlet expansion bag 14, meanwhile, the rubber pipe A3 and the rubber pipe B10 are used for air inlet through an expansion bag A12 and an air inlet bag air inlet hole B13 to expand the bag, the bag opening is used for sealing the bag opening and playing a, one end of the rubber tube B10 is provided with a bag expansion air inlet hole A12 and a bag expansion air inlet hole B13, the interior of the cylinder 5 in the material nozzle is provided with an air mixing tank body 18, the air is not leaked in the material filling process, and the whole bag is filled with air-material mixture in the bag.
Referring to fig. 1, the first-stage filter screen 2 and the second-stage filter screen 8 are located at one end of the material nozzle inner cylinder 5 close to the material nozzle head 1, so that air in the bag is pumped out, the rest materials are in the bag, filling and air pumping back are carried out simultaneously in the bag, the first-stage filter screen 2 and the second-stage filter screen 8 are stainless steel filter screens, and the sizes of the filter screen meshes of the stainless steel filter screens are uniform. The top of barrel 5 in the one-level filter screen 2 is located the material mouth, the material should go on simultaneously with gaseous pumpback in the bag, can appear getting into the bag together with gas during the filling material, second grade filter screen 8 is located the bottom of barrel 5 in the material mouth, sealing washer A7 is provided with two, and a sealing washer A7 is located barrel 5 in the material mouth, the joint department of one-level filter screen 2 and material mouth head 1, utilize this material mouth, gas in the bag is taken back on filling material limit, thereby improve the speed of packing, precision and raise dust problem, another sealing washer A7 is located barrel 5 in the material mouth, the joint department of second grade filter screen 8 and material mouth head 1. The first-stage air inlet expansion bag 9 and the second-stage air inlet expansion bag 14 are both provided with a plurality of layers, the rubber tube B10 is spliced with the first-stage air inlet expansion bag 9, the rubber tube A3 is spliced with the second-stage air inlet expansion bag 14, the rubber tube B10 is bonded with the splicing part of the first-stage air inlet expansion bag 9, and the rubber tube A3 is bonded with the splicing part of the second-stage air inlet expansion bag 14. The inside gaseous pumpback buffer tube A16 that is equipped with of outer barrel 4 of material mouth, gaseous pumpback buffer tube B17 and gaseous pumpback hole 11, gaseous pumpback hole 11 is located the top of the outer barrel 4 of material mouth, gaseous pumpback buffer tube A16 is located the inside one end that is close to gaseous pumpback buffer tube A16 that is close to the outer barrel 4 of material mouth, gaseous pumpback buffer tube B17 is located gaseous pumpback buffer tube A16's top layer, and the outer barrel 4 of material mouth is located the one end that the feed mouth head 1 was kept away from to barrel 5 in the material mouth. The bag expansion air inlet holes A12 and the bag expansion air inlet holes B13 are arranged in parallel, the air inlet direction of the bag expansion air inlet holes A12 is perpendicular to the air inlet direction of the inner cylinder of the material nozzle, the air inlet direction of the bag expansion air inlet holes B13 is horizontal to the air inlet direction of the inner cylinder 5 of the material nozzle, the air direction of the outer cylinder 4 of the material nozzle is perpendicular to the air inlet direction of the inner cylinder 5 of the material nozzle, and the air exhaust of the outer cylinder 4 of the material nozzle sequentially follows the directions of the air back-pumping buffer pipeline A16, the air back-pumping buffer pipeline B17 and the air back-pumping hole 11. Through the limit to the bag in irritate the material limit principle that gas pumpback goes on simultaneously in the bag, realize managing to find time the interior air of bag to improve filling efficiency, the precision of weighing, top pad head 6 is provided with a plurality of, and parallel arrangement between the top pad head 6, on-the-spot raise dust environmental protection problem and ultrasonic wave successfully seal success rate greatly increased, can accomplish to deposit in the bag and have a small amount or no air, the surplus is the material. The diameter of top pad head 6 is greater than the export internal diameter size of material mouth head 1, one-level filter screen 2, rubber tube A3 and second grade are admitted air and are expanded bag 14 and be located the top of barrel 5 in the material mouth respectively, second grade filter screen 8, the one-level is admitted air and is expanded bag 9 and rubber tube B10 and be located the bottom of barrel 5 in the material mouth respectively, and one-level filter screen 2, rubber tube A3 and second grade are admitted air and are expanded bag 14 and second grade filter screen 8, the one-level is admitted air and is expanded bag 9 and the mutual symmetric distribution of rubber tube B10, the bag ultrasonic wave successfully seals has very important effect, enterprise production efficiency and qualification rate are greatly improved.
The invention relates to a device for removing air in a packaging bag, which comprises a material nozzle head 1; 2. a first-stage filter screen; 3. a rubber tube A; 4. a material nozzle outer cylinder body; 5. a material nozzle inner cylinder body; 6. a top pad head; 7. a sealing ring A; 8. a secondary filter screen; 9. a first-stage air inlet expansion bag; 10. a rubber tube B; 11. a gas withdrawal hole; 12. an air inlet hole A of the expansion bag; 13. an air inlet B of the expansion bag; 14. a secondary air inlet expansion bag; 15. a seal ring B; 16. a gas back-pumping buffer pipeline A; 17. a gas back-pumping buffer pipeline B; 18. the gas mixing tank and the components are all standard parts or parts known to those skilled in the art, and the structure and principle of the gas mixing tank are known to those skilled in the art through technical manuals or through routine experiments. First-stage air inlet expansion bag 9 and second-stage air inlet expansion bag 14
The working principle of the invention is as follows: when the integrated material bag is used integrally, the material directly passes through the material inlet 5 (the material is a gas-material mixture), passes through the material nozzle head 1 and enters the bag. At the same time, the rubber tube A3 and the rubber tube B10 are inflated through the bag expansion air inlet hole A12 and the bag expansion air inlet hole B13, the bag opening is sealed, the air leakage during material filling is taken as a standard, the bag is filled with air-material mixture, the primary filter screen 2 and the secondary filter screen 8 pump out air in the bag through the air back-pumping hole 11, the materials are isolated through the primary filter screen 2 and the secondary filter screen 8, thereby achieving the purpose that the air in the bag is pumped out, the rest materials are in the bag, the filling and the air pumping in the bag are simultaneously carried out, the filling materials enter the bag together with the air, and by utilizing the material nozzle, the gas in the bag is pumped back while filling the material, thereby improving the packaging speed, precision and dust emission, the ultrasonic sealing device has an important effect on the successful ultrasonic sealing of the bag, and greatly improves the production efficiency and the qualification rate of enterprises. Through the principle that the material is filled in the bag while the gas in the bag is pumped back, the air in the bag is pumped out, so that the filling efficiency is improved, the weighing precision is improved, the on-site dust raising environmental protection problem and the success rate of ultrasonic successful sealing are greatly increased, a small amount of air or no air can be stored in the bag, and the residual material is the material.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (7)
1. A device for removing air in a packaging bag comprises a material nozzle outer barrel body (4) and a material nozzle inner barrel body (5), and is characterized in that a material nozzle head (1) is arranged at one end of the material nozzle inner barrel body (5), a first-stage filter screen (2) and a second-stage filter screen (8) are sleeved on the outer wall of the material nozzle inner barrel body (5), a top pad head (6) is arranged at one end, close to the material nozzle head (1), of the material nozzle inner barrel body (5), a sealing ring A (7) is arranged between the first-stage filter screen (2) and the second-stage filter screen (8) respectively, a second-stage air inlet expansion bag (14) is arranged on the outer wall of the top of the material nozzle inner barrel body (5), a first-stage air inlet expansion bag (9) is arranged on the outer wall of the first-stage air inlet expansion bag (9), a rubber pipe B (10) is arranged on the outer wall of the second-stage air inlet expansion bag (14), and a rubber pipe A, the air bag structure is characterized in that a material nozzle outer cylinder (4) is arranged in one end of the second-stage air inlet expansion bag (14), a sealing ring B (15) is arranged at the splicing position of the material nozzle outer cylinder (4) and the second-stage air inlet expansion bag (14), an expansion bag air inlet hole A (12) and an expansion bag air inlet hole B (13) are arranged at one end of the rubber tube B (10), and a gas mixing tank body (18) is arranged inside the material nozzle inner cylinder (5).
2. The device for removing the air in the packaging bag according to claim 1, wherein the primary filter screen (2) and the secondary filter screen (8) are positioned at one end of the inner cylinder (5) of the material nozzle, which is close to the material nozzle head (1), the primary filter screen (2) and the secondary filter screen (8) are stainless steel filter screens, and the sizes of the filter screen meshes of the stainless steel filter screens are uniform.
3. The device for removing the air in the packaging bag according to claim 1, wherein the primary filter screen (2) is positioned at the top of the barrel (5) in the material nozzle, the secondary filter screen (8) is positioned at the bottom of the barrel (5) in the material nozzle, two sealing rings A (7) are arranged, one sealing ring A (7) is positioned at the joint of the barrel (5), the primary filter screen (2) and the material nozzle head (1) in the material nozzle, and the other sealing ring A (7) is positioned at the joint of the barrel (5), the secondary filter screen (8) and the material nozzle head (1) in the material nozzle.
4. The device for removing the air in the packaging bag according to claim 1, wherein the first-stage air inlet expansion bag (9) and the second-stage air inlet expansion bag (14) are respectively provided with a plurality of layers, the rubber tube B (10) is spliced with the first-stage air inlet expansion bag (9), the rubber tube A (3) is spliced with the second-stage air inlet expansion bag (14), the rubber tube B (10) is bonded with the spliced part of the first-stage air inlet expansion bag (9), and the rubber tube A (3) is bonded with the spliced part of the second-stage air inlet expansion bag (14).
5. The device for removing the air in the packaging bag according to claim 1, wherein a gas back-pumping buffer pipeline A (16), a gas back-pumping buffer pipeline B (17) and a gas back-pumping hole (11) are arranged inside the outer cylinder (4) of the material nozzle, the gas back-pumping hole (11) is located at the top of the outer cylinder (4) of the material nozzle, the gas back-pumping buffer pipeline A (16) is located at one end close to the gas back-pumping buffer pipeline A (16) inside the outer cylinder (4) of the material nozzle, the gas back-pumping buffer pipeline B (17) is located at the top layer of the gas back-pumping buffer pipeline A (16), and the outer cylinder (4) of the material nozzle is located at one end, far away from the material nozzle head (1), of the cylinder (5) in the material nozzle.
6. The device for removing the air in the packing bag according to claim 1, wherein the bag expansion air inlet hole A (12) and the bag expansion air inlet hole B (13) are arranged in parallel, the air inlet direction of the bag expansion air inlet hole A (12) is perpendicular to the air inlet direction of the inner cylinder of the material nozzle, the air inlet direction of the bag expansion air inlet hole B (13) is horizontal to the air inlet direction of the inner cylinder (5) of the material nozzle, the air direction of the outer cylinder (4) of the material nozzle is perpendicular to the air inlet direction of the inner cylinder (5) of the material nozzle, and the air discharge of the outer cylinder (4) of the material nozzle sequentially follows the directions of the air suck-back buffer pipeline A (16), the air suck-back buffer pipeline B (17) and the air suck-back hole (11).
7. The device for removing the air in the packaging bag according to claim 1, wherein the top pad head (6) is provided with a plurality of top pad heads (6), the top pad heads (6) are arranged in parallel, the diameter of the top pad head (6) is larger than the inner diameter of the outlet of the material nozzle head (1), the first-stage filter screen (2), the rubber tube A (3) and the second-stage air inlet expansion bag (14) are respectively located at the top of the material nozzle inner cylinder (5), the second-stage filter screen (8), the first-stage air inlet expansion bag (9) and the rubber tube B (10) are respectively located at the bottom of the material nozzle inner cylinder (5), and the first-stage filter screen (2), the rubber tube A (3) and the second-stage air inlet expansion bag (14) and the second-stage filter screen (8), the first-stage air inlet expansion bag (9) and the rubber tube B (10) are.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110116184.8A CN112874828A (en) | 2021-01-28 | 2021-01-28 | Device for removing air in packaging bag |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110116184.8A CN112874828A (en) | 2021-01-28 | 2021-01-28 | Device for removing air in packaging bag |
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| CN112874828A true CN112874828A (en) | 2021-06-01 |
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|---|---|---|---|
| CN202110116184.8A Pending CN112874828A (en) | 2021-01-28 | 2021-01-28 | Device for removing air in packaging bag |
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| CN (1) | CN112874828A (en) |
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| CN109606763A (en) * | 2019-01-30 | 2019-04-12 | 成秀东 | A kind of Intellectualized material dispensing apparatus |
| CN210212840U (en) * | 2019-07-22 | 2020-03-31 | 福建省南平嘉茂纳米科技发展有限公司 | Powder feeder discharging device with exhausting function |
| CN211417664U (en) * | 2019-11-28 | 2020-09-04 | 深圳深博自动化有限公司 | Blanking device |
-
2021
- 2021-01-28 CN CN202110116184.8A patent/CN112874828A/en active Pending
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| EP0443349A1 (en) * | 1990-02-08 | 1991-08-28 | L. E. Stott Limited | Powder dispensing apparatus |
| JPH07125702A (en) * | 1993-10-29 | 1995-05-16 | Ricoh Co Ltd | Method and device for powder filling |
| CN107985643A (en) * | 2017-11-24 | 2018-05-04 | 上海锦宝包装机械有限公司 | Formula packing scale and its operating method are filled in bottom |
| CN207595384U (en) * | 2017-12-18 | 2018-07-10 | 哈沃科技（天津）有限公司 | Material mouth structure with expansion sleeve |
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| CN109606763A (en) * | 2019-01-30 | 2019-04-12 | 成秀东 | A kind of Intellectualized material dispensing apparatus |
| CN210212840U (en) * | 2019-07-22 | 2020-03-31 | 福建省南平嘉茂纳米科技发展有限公司 | Powder feeder discharging device with exhausting function |
| CN211417664U (en) * | 2019-11-28 | 2020-09-04 | 深圳深博自动化有限公司 | Blanking device |
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