CN114633921A - Packaging bag forming method, material packaging method and packaging system - Google Patents
Packaging bag forming method, material packaging method and packaging system Download PDFInfo
- Publication number
- CN114633921A CN114633921A CN202210202628.4A CN202210202628A CN114633921A CN 114633921 A CN114633921 A CN 114633921A CN 202210202628 A CN202210202628 A CN 202210202628A CN 114633921 A CN114633921 A CN 114633921A
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- Prior art keywords
- packaging
- forming
- packaging film
- film
- packaging bag
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- 238000004806 packaging method and process Methods 0.000 title claims abstract description 68
- 238000000034 method Methods 0.000 title claims abstract description 39
- 239000000463 material Substances 0.000 title claims abstract description 34
- 239000012785 packaging film Substances 0.000 claims abstract description 87
- 229920006280 packaging film Polymers 0.000 claims abstract description 87
- 238000007789 sealing Methods 0.000 claims abstract description 32
- 238000000465 moulding Methods 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 10
- 239000005022 packaging material Substances 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 2
- 238000003672 processing method Methods 0.000 claims description 2
- 238000003860 storage Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000003825 pressing Methods 0.000 description 8
- 238000004804 winding Methods 0.000 description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 3
- UVXCXZBZPFCAAJ-UHFFFAOYSA-N arc-111 Chemical compound C1=C2OCOC2=CC2=C(N(CCN(C)C)C(=O)C3=C4C=C(C(=C3)OC)OC)C4=CN=C21 UVXCXZBZPFCAAJ-UHFFFAOYSA-N 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Images
Classifications
-
- 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
- B65B41/00—Supplying or feeding container-forming sheets or wrapping material
- B65B41/12—Feeding webs from rolls
- B65B41/16—Feeding webs from rolls by rollers
-
- 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
- B65B43/00—Forming, feeding, opening or setting-up containers or receptacles in association with packaging
- B65B43/08—Forming three-dimensional containers from sheet material
-
- 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
- B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
- B65B51/10—Applying or generating heat or pressure or combinations thereof
- B65B51/26—Devices specially adapted for producing transverse or longitudinal seams in webs or tubes
-
- 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
- B65B9/00—Enclosing successive articles, or quantities of material, e.g. liquids or semiliquids, in flat, folded, or tubular webs of flexible sheet material; Subdividing filled flexible tubes to form packages
- B65B9/06—Enclosing successive articles, or quantities of material, in a longitudinally-folded web, or in a web folded into a tube about the articles or quantities of material placed upon it
- B65B9/08—Enclosing successive articles, or quantities of material, in a longitudinally-folded web, or in a web folded into a tube about the articles or quantities of material placed upon it in a web folded and sealed transversely to form pockets which are subsequently filled and then closed by sealing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Containers And Plastic Fillers For Packaging (AREA)
Abstract
The invention provides a packaging bag forming method, a material packaging method and a packaging system, wherein the packaging bag forming method comprises the following steps: s1, curling the two side edges of the packaging film towards the inner side; s2, vertically performing heat sealing treatment on the two side edges of the curled packaging film to obtain a cylindrical packaging film which is rolled in a cylindrical shape; s3, guiding the rolled packaging film into a forming structure for forming treatment, and enabling the two sides of the cylindrical packaging film to have concave structural folds with V-shaped cross sections to obtain a formed packaging film; s4, performing transverse heat sealing treatment on the formed packaging film to obtain a formed packaging bag; through the forming method of the packaging bag, the packaging bag production with high structural stability and high storage uniformity can be effectively carried out, and the specific application requirements of the packaging bag and the application requirements of material packaging are met.
Description
Technical Field
The invention relates to the technical field of packaging film forming treatment, in particular to a packaging bag forming method, a material packaging method and a packaging system.
Background
Packaging is a step that almost every item must undergo during shipping and distribution. The packaging is not only for aesthetic purposes, but also for protection of the goods. The packaging bag is the most widely used packaging mode in production and life. The general shape structure of wrapping bag is: the back has vertical encapsulation, and upper and lower end has horizontal encapsulation, and both sides position of upper and lower extreme has the participate in of indent, and the middle part of packing is the enclosure structure of adaptation shape.
The conventional packaging bag structure, especially the packaging bag structure made of plastic film, has insufficient stability of shape and structure, and is easy to deform and wrinkle after materials are packaged; in the process of storing a plurality of packaging bags, the packaging bags do not have the uniformity of storage, so that the storage is difficult.
Therefore, how to implement a packaging bag having a stable shape and structure and uniform storage is a great need in the art.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a packaging bag forming method, a material packaging method and a packaging system so as to meet the production and application requirements of packaging bags and packaging materials.
The packaging bag forming method comprises the following steps: s1, curling the two side edges of the packaging film towards the inner side; s2, vertically performing heat sealing treatment on the two side edges of the curled packaging film to obtain a cylindrical packaging film which is rolled in a cylindrical shape; s3, guiding the rolled packaging film into a forming structure for forming treatment, so that the two sides of the cylindrical packaging film are provided with concave structural folds with V-shaped cross sections, and obtaining the formed packaging film; and S4, performing transverse heat sealing treatment on the formed packaging film to obtain a formed packaging bag.
Further, in step S3, the forming process is performed such that the front and back end faces of the formed packaging film are arranged in a flat state, and the formed packaging film is arranged in a transverse M shape along the width direction and with two symmetrical sides of the cross section.
Further, in the forming process, the cylindrical packaging film moves from top to bottom, the front end side and/or the rear end side of the cylindrical packaging film are/is provided with leveling pressure pressed inwards, and the inner side of the cylindrical packaging film is provided with supporting acting force opposite to the leveling pressure; the center position of the width direction side has a guide pressure toward the inner side.
Further, the guide pressure and the leveling pressure are applied and arranged in the same horizontal position range.
Further, the cylindrical packaging film has a guide outward expansion force applied to the inner side of one end in the width direction from top to bottom in the moving process.
Further, the outer side of the cylindrical packaging film is subjected to a downward movement guide force in cooperation with the leveling pressure and/or the guide pressure.
In the material packaging method using the packaging bag forming method as described above, in step S4, the material is put into the formed packaging film, and the upper and lower end positions of the formed packaging film are respectively subjected to the transverse heat sealing treatment, so that the put material is placed between the transverse heat sealing positions at the two ends, thereby obtaining the packaged material.
The packaging system comprises a film placing device, a forming device and a film sealing device which are sequentially arranged, wherein a forming processing method or a material packaging method is adopted between the forming device and the film sealing device to carry out packaging production of packaging bags or packaging materials.
Further, forming device is including the vertical shaping section of thick bamboo that is the tube-shape setting, shaping section of thick bamboo upper portion periphery is provided with the arc shoulder, shaping section of thick bamboo lower part is provided with shaping structure.
Furthermore, the forming structure comprises a forming die and a die component which is in press fit and transmission fit with the forming die; the outline of the main body on the front surface of the forming die is in a trapezoidal shape with a narrow top and a wide bottom, and the outline of the main body on the side surface of the forming die is in a structure with a wide top and a narrow bottom; the side surface of the forming die is provided with a guide groove; the die member includes a leveling portion provided at a front side and/or a rear side of the molding die, and a guide portion provided to be inserted into the guide groove.
The invention has the beneficial effects that:
through the forming method of the packaging bag, the packaging bag production with high structural stability and high storage uniformity can be effectively carried out, and the specific application requirements of the packaging bag and the application requirements of material packaging are met.
Drawings
FIG. 1 is a schematic view of an assembled arrangement of the packaging system of the present invention;
FIG. 2 is a schematic view of the structural arrangement of the packaging system of the present invention;
FIG. 3 is a schematic view of the arrangement of the forming structure of the present invention;
FIG. 4 is a schematic top view of a forming structure of the present invention;
FIG. 5 is a schematic front view of a forming die of the present invention;
FIG. 6 is a schematic side view of a forming die of the present invention;
reference numerals:
the forming die 1, the external expanding part 10, the external expanding forming part 11, the arc-shaped block 111, the lower connecting piece 112, the guide groove 12, the groove bottom 120, the discharge hole 13,
A die member 2, a leveling part 21, a leveling press wheel 211, a guide part 22, a guide press wheel 221,
A forming cylinder 3, a material inlet 31, an arc shoulder 32,
A vertical sealing device 41, a horizontal sealing device 42,
The film unwinding device 5, the winding roller 51 and the unwinding device 52.
Detailed Description
In order to make the technical solution, the purpose and the advantages of the present invention more apparent, the present invention will be further explained with reference to the accompanying drawings and embodiments.
As shown in fig. 1 to 6, the packaging system of the present invention includes a film releasing device 5 for releasing and outputting the packaging film, a forming device for performing a synthesizing type treatment on the output packaging film, and a sealing device for sealing and sealing the packaging film, which are sequentially arranged.
The film unwinding device 5 comprises a winding roller 51 for winding and accommodating packaging films, an unwinding device 52 consisting of a plurality of driving rollers is arranged between the winding roller 51 and the upper end of the forming device, and the packaging films on the winding roller 51 are unwound to the upper end of the forming device through linkage guiding of the unwinding device 52 under the action of pulling force provided by an external traction device.
The forming device comprises a forming cylinder 3 which is vertically arranged in a cylindrical shape, an arc shoulder 32 is arranged on the periphery of the upper part of the forming cylinder 3, and a forming structure for forming and processing the packaging film is arranged on the lower part of the forming cylinder 3; the packaging film that is derived by putting membrane device 5 is done the rolling guide inwards of both edges by the arc shoulder 32 that forming device upper end both sides set up respectively, should seal the membrane device including set up in the vertical sealing device 41 of forming device middle section position, then the packaging film both edges through the rolling guide carry out the involution under vertical sealing device 41's heat-seal treatment, set up the packaging film into the section of thick bamboo shape that sets up around forming device. And then, the two sides of the cylindrical packaging film are processed into specific crease shapes through the specific molding structure treatment of the lower section of the molding device, so that the packaging molding application of the packaging film is met.
In order to meet the requirement of a forming device for processing a specific crease shape, the forming structure of the invention comprises a forming die 1 connected to the lower side of a forming cylinder 3 and a die member 2 matched with the forming process of the forming die 1. Two end sides in the width direction of the forming die 1 are provided with guide grooves 12 which are arranged along the vertical direction, and the die component 2 comprises a guide pinch roller 221 and a leveling pinch roller 211; the wheel periphery of the guide pinch wheel 221 is vertically arranged and is connected into the guide groove 12 to form guide contact with the guide groove 12; the periphery of the leveling pressure wheel 211 is vertically arranged and forms guiding contact with the front side and the rear side end face of the forming die 1.
Specifically, the peripheral arrangement contour of the upper end of the forming die 1 is circular or elliptical, and the peripheral arrangement contour range of the lower end of the forming die is rectangular; the outline of the main body on the front surface of the main body is in a trapezoidal shape with a narrow top and a wide bottom, and the outline of the side surface of the main body is in an inverted trapezoidal shape with a wide top and a narrow bottom; the forming die 1 comprises outward-expanding parts 10 which extend from top to bottom along two sides of the width direction of the forming die respectively towards the outer side, the outward-expanding parts 10 on the two sides are symmetrically arranged in the same structural form, and guide grooves 12 which are formed along the up-down direction are formed in the central positions of the outer sides of the outward-expanding parts 10 on the two sides. This outer portion 10 that expands includes the outer diffusion workpiece 11 of establishing along the fore-and-aft direction both sides branch, guide groove 12 sets up in both sides outer diffusion workpiece 11 between, guide groove 12's tank bottom 120 extends the setting outwards along upper and lower direction, and its groove cross-section is the setting of V style of calligraphy indent.
Outer diffusion profile spare 11 includes that the periphery sets up to arc 111 of cambered surface structure and set up in the lower union piece 112 that extends the setting along vertical direction of arc 111 lower extreme. The outer contour of the outer expanding-shaped part 11 is in an inverted trapezoidal shape with the upper part being wide and the lower part being narrow, the outer expanding-shaped parts 11 on the two sides are combined to enable the main body on the front surface of the forming die 1 to fall into the trapezoidal shape, and the lower extension piece 112 is arranged in a rectangular shape; viewed from the side, the outer expansion forming parts 11 on one side are arranged in an inverted triangle shape, so that the width of the guide groove 12 between the outer expansion forming parts 11 on two sides is gradually increased from top to bottom and is in a triangle shape; the lower connecting member 112 is integrally fitted with the guide groove 12 extending downward. Because of the form that the groove bottom 120 of the guide groove 12 extends in the vertical direction and the outer forming member 11 extends and expands outward, the groove depth of the guide groove 12 is gradually increased from top to bottom.
Leveling pinch rollers 211 are provided with four groups, four groups leveling pinch rollers 211 correspond both sides the front and back side position of extension piece 112 sets up respectively down, each leveling pinch roller 211's wheel week all along vertical setting and with the terminal surface formation direction of extension piece 112 contacts.
The number of the guide pinch rollers 221 is two, the two guide pinch rollers 221 are respectively arranged between two groups of the leveling pinch rollers 211 on one side, and the guide pinch rollers 221 and the leveling pinch rollers 211 are arranged in the same horizontal position; the shape of the wheel periphery of the guide pressing wheel 221 is arranged in a V shape, and the position of the wheel periphery of the guide pressing wheel 221 corresponding to the lower connecting piece 112 is matched with the shape of the contact formed by the guide groove 12. The circumferential direction of the flattening rollers 211 is perpendicular to the circumferential direction of the guide rollers 221.
The working application principle of the forming structure is as follows:
the cylindrical packaging film is introduced into the upper end of the molding structure under the guidance of the molding cylinder 3 and is inserted into the upper end of the circular or oval molding die 1. Then, the packaging film is pulled down by the pulling of the external pulling mechanism, the shape of the packaging film is deformed along with the flaring portion 10 of the forming die 1, and the packaging film is formed into a flat state with a width flaring and a front-rear dimension narrowing under the front-rear pressing application of the flattening portion 21. And when the packaging film is deformed flatly, along with the pressing driving of the guide part 22, the two sides of the packaging film are guided into the guide grooves 12, so that the two sides of the flat packaging film are provided with V-shaped structural folds which are continuously concave along the height direction of the flat packaging film.
Based on the application of the V-shaped structure crease, the formed packaging film has the structural capacity of expanding and propping along the front and back directions, and the stretched packaging film can form a stable supporting state to meet the requirements of putting in or leading out materials. Meanwhile, the packaging film continues the inward-concave V-shaped structure crease, so that the packaging film can be effectively kept flat in a storage state and is not easy to be propped open, thereby having the stability of a storage structure.
Based on the processing of the forming structure, the forming packaging film with the inward concave structural crease with the V-shaped cross section at the two sides along the length direction can be obtained.
Furthermore, the film sealing device further comprises a transverse sealing device 42 arranged at the lower side position of the forming structure, the transverse sealing device 42 is used for carrying out transverse heat sealing treatment on the formed packaging film, one end of the transverse heat sealing is used as the lower end part of the packaging bag, the lower end of the packaging film after the transverse heat sealing and the upper end position of a certain length above the packaging film are cut, and the formed packaging bag with an upper opening and a lower side closed can be obtained.
In summary, the steps of the forming method of the packaging bag are summarized as follows:
s1, curling the two side edges of the packaging film towards the inner side;
s2, vertically performing heat sealing treatment on the two side edges of the curled packaging film to obtain a cylindrical packaging film which is rolled in a cylindrical shape;
s3, guiding the rolled packaging film into a forming structure for forming treatment, and enabling the two sides of the cylindrical packaging film to have concave structural folds with V-shaped cross sections to obtain a formed packaging film;
and S4, performing transverse heat sealing treatment on the formed packaging film, and cutting to obtain the formed packaging bag.
In step S3, based on the molding process of the molding structure, the leveling portion 21 provides inward pressing leveling pressures to both the front end side and the rear end side of the packaging film, and the molding die 1 provides a supporting force opposite to the leveling pressure to the inner side of the packaging film; the guide part 22 is matched with the guide groove 12, and provides guide pressure towards the inner side for the central position of the width direction side of the packaging film, and the guide pressure and the leveling pressure are in the same horizontal position and are applied; meanwhile, based on the application of the leveling part 21 and the guiding part 22 in the form of the pressing wheel structure including both the leveling pressing wheel 211 and the guiding pressing wheel 221, the outer side of the cylindrical packaging film receives a downward moving guiding force matched with the leveling pressure and/or the guiding pressure. Due to the arrangement of the flaring portion 10, the inner side position of one end of the tubular packaging film in the width direction has a guiding flaring force gradually applied towards the outer side of the width direction from top to bottom in the moving process.
The front side end face and the rear side end face of the obtained formed packaging film are arranged in a straight state by integrating the force application conditions, the two sides of the cross section of the formed packaging film are symmetrically arranged in a transverse M shape along the width direction of the formed packaging film, and the V-shaped structural crease is clear and stable.
On the other hand, based on the application principle of the packaging bag forming method, in order to meet the packaging requirement of the material, the invention also provides a material packaging method which comprises the following steps: in step S4, a material is put into the formed packaging film, and the upper and lower ends of the formed packaging film are respectively subjected to transverse heat sealing treatment, so that the put material is placed between the transverse heat sealing positions of the two ends, thereby obtaining a packaged material.
Therefore, the packaging system is also provided with a material filling system. In order to meet the application condition of material feeding, in the forming die 1 of the present invention, the inner sides of the upper ends of the outward-expanding portions 10 on both sides are enclosed to form a material outlet 13 for material to fall to the inner side positions of the outward-expanding portions 10 on both sides, and the material outlet 13 is arranged in a square shape. The inner diameter shape of the forming cylinder 3 is matched with the shape of the discharge hole 13. The upper end of the forming barrel 3 is provided with a feeding port 31 for feeding materials, and the feeding port 31 is communicated to the discharging port 13 through the forming barrel 3.
Then, during the forming process of the packaging film, after the transverse sealing device 42 heat-seals the lower end of the packaging film, the material filling system cooperatively feeds the material from the feeding port 31, and the material is guided by the forming cylinder 3 and output to the packaging film with the lower end closed at the discharge port 13. Then, the transverse sealing device 42 is moved to the upper end position of a certain length above the packaging film for heat sealing treatment, and the upper end position of the heat-sealed packaging film is cut to obtain the packaging material with independent packages.
The above description is only a preferred embodiment of the present invention, and those skilled in the art may still modify the described embodiment without departing from the implementation principle of the present invention, and the corresponding modifications should also be regarded as the protection scope of the present invention.
Claims (10)
1. The packaging bag forming method is characterized by comprising the following steps:
s1, curling the two side edges of the packaging film towards the inner side;
s2, vertically performing heat sealing treatment on the two side edges of the curled packaging film to obtain a cylindrical packaging film which is rolled in a cylindrical shape;
s3, guiding the rolled packaging film into a forming structure for forming treatment, and enabling the two sides of the cylindrical packaging film to have structure creases with concave cross sections in V shapes to obtain a formed packaging film;
and S4, performing transverse heat sealing treatment on the formed packaging film, and cutting to obtain the formed packaging bag.
2. The method of forming a packaging bag according to claim 1, wherein in step S3, the forming process is performed so that the front and/or rear side end surfaces of the resulting formed packaging film are arranged in a flat state, and the formed packaging film is arranged in a laterally-arranged M-shape having both sides of the cross section thereof in the width direction thereof in a symmetrical manner.
3. The method of forming a packaging bag according to any one of claims 1 or 2, wherein the tubular packaging film is moved from top to bottom during the forming process, and the front end side and/or the rear end side thereof has a leveling pressure pressed inward, and the inner side thereof has a supporting force against the leveling pressure; the center position of the width direction side has a guide pressure toward the inner side.
4. The method of claim 3, wherein the guide pressure is applied within a horizontal range of the leveling pressure.
5. The method of forming a packaging bag according to claim 3, wherein the tubular packaging film has a guide expanding force applied gradually toward the widthwise outer side from the top to the bottom at a position inside one widthwise end thereof during the movement.
6. The method of forming a packaging bag according to claim 3, wherein the outer side of said cylindrical packaging film is subjected to a downward moving guide force in cooperation with said flattening pressure and/or guide pressure.
7. The material packaging method to which the method for forming a packaging bag according to any one of claims 1 to 6 is applied, characterized in that in step S4, a material is put into the formed packaging film, and the upper and lower end positions of the formed packaging film are respectively subjected to transverse heat-seal treatment, and the put material is put between the transverse heat-seal positions of the two ends to obtain a packaged material.
8. The packaging system is characterized by comprising a film placing device, a forming device and a film sealing device which are arranged in sequence, wherein a packaging bag or a packaging material is packaged and produced between the forming device and the film sealing device by adopting the forming processing method as claimed in any one of claims 1 to 6 or the material packaging method as claimed in claim 7.
9. The packaging system as in claim 8, wherein the forming device comprises a forming cylinder vertically disposed in a cylindrical shape, the forming cylinder having an arcuate shoulder portion disposed on an upper portion thereof and the forming structure disposed on a lower portion thereof.
10. The packaging system as in claim 9, wherein said forming structure includes a forming die and a die member in press-fit driving engagement with said forming die; the outline of the main body on the front surface of the forming die is in a trapezoidal shape with a narrow top and a wide bottom, and the outline of the main body on the side surface of the forming die is in a structure with a wide top and a narrow bottom; the side surface of the forming die is provided with a guide groove; the die member includes a leveling portion provided at a front side and/or a rear side of the molding die, and a guide portion provided to be inserted into the guide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210202628.4A CN114633921B (en) | 2022-03-03 | 2022-03-03 | Packaging bag forming method, material packaging method and packaging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210202628.4A CN114633921B (en) | 2022-03-03 | 2022-03-03 | Packaging bag forming method, material packaging method and packaging system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114633921A true CN114633921A (en) | 2022-06-17 |
| CN114633921B CN114633921B (en) | 2023-12-05 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210202628.4A Active CN114633921B (en) | 2022-03-03 | 2022-03-03 | Packaging bag forming method, material packaging method and packaging system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114633921B (en) |
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| JPH0995319A (en) * | 1995-09-28 | 1997-04-08 | Tokyo Autom Mach Works Ltd | Creaser for bag-making, filling and packaging machine |
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| CN104210703A (en) * | 2014-09-03 | 2014-12-17 | 成都松川雷博机械设备有限公司 | Semi-finished product forming structure applicable to roll paper packaging machine |
| CN210417047U (en) * | 2019-07-23 | 2020-04-28 | 深圳职业技术学院 | Food packaging device |
| CN213261371U (en) * | 2020-09-14 | 2021-05-25 | 嘉兴市合昕凯莱机械设备股份有限公司 | Packaging bag forming structure |
| CN215245705U (en) * | 2021-07-20 | 2021-12-21 | 广州市正鼎包装机械有限公司 | Full-automatic three-edge sealing and lengthening filling equipment |
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