CN115196115B - Plastic bag edge banding device - Google Patents
Plastic bag edge banding device Download PDFInfo
- Publication number
- CN115196115B CN115196115B CN202210862269.5A CN202210862269A CN115196115B CN 115196115 B CN115196115 B CN 115196115B CN 202210862269 A CN202210862269 A CN 202210862269A CN 115196115 B CN115196115 B CN 115196115B
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- Prior art keywords
- plastic bag
- groove
- block
- casing
- banding
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- 230000007246 mechanism Effects 0.000 claims abstract description 46
- 238000007789 sealing Methods 0.000 claims abstract description 38
- 238000010438 heat treatment Methods 0.000 claims description 40
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 230000001737 promoting effect Effects 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 2
- 238000004806 packaging method and process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- 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
-
- 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
- B65B51/14—Applying or generating heat or pressure or combinations thereof by reciprocating or oscillating members
- B65B51/146—Closing bags
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Package Closures (AREA)
Abstract
The invention discloses a plastic bag edge sealing device, which relates to the technical field of plastic bag packaging and comprises a frame, a conveying mechanism and a width adjusting mechanism, wherein the conveying mechanism is arranged at the lower side of the frame and is used for conveying plastic bags and objects in the bags, the upper side of the frame is connected with a shell, an edge sealing groove is arranged at the lower side of the shell, a conveying belt wheel is rotationally connected with the shell, the conveying belt wheel is arranged at the two sides of the edge sealing groove, an edge sealing belt is connected with the conveying belt wheel, a driving mechanism for driving the edge sealing belt to move is further arranged in the shell, and the width adjusting mechanism for adjusting the edge sealing width is arranged in the shell.
Description
Technical Field
The invention relates to the technical field of plastic bag packaging, in particular to a plastic bag edge sealing device.
Background
The edge sealing treatment is one mode of plastic bag packaging, and mainly comprises the step of heating the opening end of the plastic bag through a heating block by using an edge sealing device, so that the two ends of the opening of the plastic bag are bonded together, and the plastic bag packaging is realized. When carrying out the banding to the plastic bag of equidimension, in order to guarantee the banding intensity of plastic bag, the width demand of banding is also different, but the heating block on the current banding device sets up for fixed size, only can realize the banding processing of a size, can't satisfy the banding processing demand of the great plastic bag of size difference, and the suitability is relatively poor in the in-service use. Therefore, there is a need for a plastic bag edge banding device that addresses the above-described issues.
Disclosure of Invention
The invention aims to provide a plastic bag edge sealing device which solves the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a plastic bag banding device, includes frame, conveying mechanism and width adjustment mechanism, conveying mechanism sets up in the downside position of frame and is arranged in carrying the article in plastic bag and the bag, the frame upside is connected with the casing, the downside of casing is provided with the banding groove, the casing internal rotation is connected with the delivery pulley, the delivery pulley sets up in the both sides position of banding groove, be connected with the banding area on the delivery pulley, still install the actuating mechanism that is used for driving the banding area motion in the casing, be provided with the width adjustment mechanism who is used for adjusting banding width in the casing, be connected with the different heating blocks of size on the width adjustment mechanism, the both sides of banding groove are provided with the hold-down assembly that is used for promoting the heating block motion, still be provided with the spacing subassembly that is used for controlling width adjustment mechanism position in the casing.
Preferably, the conveying mechanism comprises a conveying frame, a conveying roller column and a conveying belt, the conveying frame is connected to the frame, the conveying roller column is rotationally connected to the conveying frame, the conveying belt is connected to the conveying roller column, a first motor is connected to the conveying frame, and a belt pulley on the output end of the first motor is connected with a belt pulley on the conveying roller column through a first belt.
Preferably, the driving mechanism comprises a gear, a support frame and a second motor, wherein the gear is connected to the rotating shaft of the conveying belt wheel in a key manner, the gears arranged adjacently on two sides of the edge sealing groove are connected in a meshed manner, the support frame is fixedly connected in the shell, the second motor is arranged on the support frame, and the output end of the second motor is connected with the rotating shaft of the conveying belt wheel.
Preferably, the width adjustment mechanism comprises a shaft sleeve, a lifting shaft and a rotary table, wherein the shaft sleeve is fixedly connected in a shell and is positioned at two sides of the edge sealing groove, the lifting shaft is slidably connected in the shaft sleeve, the rotary table is fixedly connected on the lifting shaft, the lower end face of the rotary table is provided with a sliding groove, a heating block is slidably connected on the sliding groove, a tension spring for resetting the heating block is further arranged in the sliding groove, a first spring for jacking the rotary table is connected on the lifting shaft, a connecting plate is connected at the upper end of the lifting shaft, an adjusting rod is rotatably connected on the connecting plate, and a belt pulley on the adjusting rod is connected with a belt pulley on the lifting shaft through a second belt.
Preferably, the compressing assembly comprises a fixed block, a telescopic shaft and a pushing block, wherein the fixed block is connected in the shell and arranged at two sides of the edge sealing groove, the telescopic shaft is slidably connected in a hole formed in the fixed block, a second spring is further arranged in the hole in the fixed block, and the pushing block is fixedly connected with one end of the telescopic shaft.
Preferably, the limiting component comprises a pull rod, a limiting block and a fixed ring, wherein the pull rod is slidably connected to the shell, the limiting block is connected to one end of the pull rod, the limiting block can be clamped with a groove formed in the connecting plate, the fixed ring is fixedly connected to the pull rod, and a third spring is arranged between the fixed ring and the inner wall of the shell.
Preferably, the pushing block is connected with a conductive column for supplying power to the heating block, and the heating block is provided with a conductive groove matched with the conductive column.
Compared with the prior art, the invention has the beneficial effects that:
1. According to the invention, the rapid switching operation of the heating blocks with different sizes is realized through the width adjusting mechanism and the limiting assembly, the adjustment of different edge sealing widths of the plastic bags is realized, and the edge sealing operation of the plastic bags with different sizes is realized, so that the applicability of the plastic bag edge sealing device is improved.
2. According to the invention, the power supply of the heating block in the using process can be conducted through the arrangement of the conductive groove on the heating block and the conductive column on the pushing block, and the idle power supply of the heating block is cut off, so that the waste of electric energy caused by simultaneously electrifying all the heating blocks is avoided.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
FIG. 2 is a schematic cross-sectional view of a conveyor mechanism according to the present invention.
Fig. 3 and 4 are schematic cross-sectional views of the housing according to the present invention at different angles.
Fig. 5 is a schematic view of a partial enlarged structure at a in fig. 4 according to the present invention.
Fig. 6 is a schematic view of the internal structure of the housing of the present invention.
Fig. 7 is a schematic view of the structure of the width adjusting mechanism of the present invention.
FIG. 8 is a schematic cross-sectional view of a compression assembly according to the present invention.
In the figure: 1. a frame; 2. a conveying mechanism; 21. a carriage; 22. a conveying roller column; 23. a conveyor belt; 24. a first motor; 25. a first belt; 3. a housing; 4. edge sealing grooves; 5. a conveying belt wheel; 6. a tape; 7. a driving mechanism; 71. a gear; 72. a support frame; 73. a second motor; 8. a width adjusting mechanism; 81. a shaft sleeve; 82. a lifting shaft; 83. a turntable; 84. a chute; 85. a tension spring; 86. a first spring; 87. a connecting plate; 88. an adjusting rod; 89. a second belt; 9. a heating block; 10. a compression assembly; 101. a fixed block; 102. a telescopic shaft; 103. a pushing block; 104. a second spring; 11. a limit component; 111. a pull rod; 112. a limiting block; 113. a fixing ring; 114. a third spring; 12. a conductive post; 13. and a conductive groove.
Detailed Description
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Referring to fig. 1-8, the present invention provides a technical solution:
The utility model provides a plastic bag banding device, includes frame 1, conveying mechanism 2 and width adjustment mechanism 8, conveying mechanism 2 sets up in the downside position of frame 1 and is arranged in carrying the article in plastic bag and the bag, conveying mechanism 2 includes carriage 21, conveying roller post 22 and conveyer belt 23, carriage 21 connects on frame 1, conveying roller post 22 rotates to be connected on carriage 21, conveyer belt 23 connects on conveying roller post 22, be connected with first motor 24 on the carriage 21, the belt pulley on the output of first motor 24 is connected through first belt 25 with the belt pulley on the conveying roller post 22, is convenient for carry and carry the processing to the article of plastic bag and plastic bag inside through the setting of conveying mechanism 2.
The plastic bag edge sealing machine is characterized in that a shell 3 is connected to the upper side of the frame 1, an edge sealing groove 4 is formed in the lower side of the shell 3, a conveying belt wheel 5 is rotationally connected to the shell 3, the conveying belt wheel 5 is arranged at two sides of the edge sealing groove 4, an edge sealing belt 6 is connected to the conveying belt wheel 5, a driving mechanism 7 for driving the edge sealing belt 6 to move is further arranged in the shell 3, the driving mechanism 7 comprises a gear 71, a support frame 72 and a second motor 73, the gear 71 is connected to a rotating shaft of the conveying belt wheel 5 in a key manner, the gears 71 adjacently arranged at two sides of the edge sealing groove 4 are connected in a meshed manner, the support frame 72 is fixedly connected to the shell 3, the second motor 73 is arranged on the support frame 72, and the output end of the second motor 73 is connected with the rotating shaft of the conveying belt wheel 5, and the edge sealing belt 6 can be driven to clamp and convey the edge sealing end of the plastic bag through the driving mechanism 7.
The utility model discloses a width adjustment mechanism, including casing 3, width adjustment mechanism 8 includes axle sleeve 81, lift axle 82 and carousel 83, axle sleeve 81 fixed connection just is located the both sides position of banding groove 4 in casing 3, lift axle 82 sliding connection is in axle sleeve 81, carousel 83 fixed connection is on lift axle 82, the lower terminal surface of carousel 83 is provided with spout 84, sliding connection has heating block 9 on the spout 84, still be provided with the extension spring 85 that is used for heating block 9 to reset in the spout 84, be connected with the first spring 86 that is used for jacking up carousel 83 on the lift axle 82, the upper end of lift axle 82 is connected with connecting plate 87, rotate on the connecting plate 87 and be connected with regulation pole 88, the belt pulley on the regulation pole 88 is connected with the belt pulley on the lift axle 82 through second belt 89, can switch the heating block 9 of equidimension not to satisfy the banding demand of different size plastic bags through width adjustment mechanism 8.
The width adjustment mechanism 8 is connected with heating blocks 9 with different sizes, two sides of the edge sealing groove 4 are provided with pressing assemblies 10 for pushing the heating blocks 9 to move, each pressing assembly 10 comprises a fixing block 101, a telescopic shaft 102 and a pushing block 103, the fixing blocks 101 are connected in the shell 3 and are arranged at two side positions of the edge sealing groove 4, the telescopic shafts 102 are slidably connected in holes formed in the fixing blocks 101, second springs 104 are further arranged in the holes formed in the fixing blocks 101, the pushing blocks 103 are fixedly connected to one ends of the telescopic shafts 102, and the heating blocks 9 can be mutually close to each other to press plastic bags through the arrangement of the pressing assemblies 10, so that edge sealing quality of the plastic bags is guaranteed.
The shell 3 is internally provided with a limit component 11 for controlling the position of the width adjusting mechanism 8, the limit component 11 comprises a pull rod 111, a limit block 112 and a fixed ring 113, the pull rod 111 is slidably connected to the shell 3, the limit block 112 is connected to one end of the pull rod 111, the limit block 112 can be mutually clamped with a groove arranged on the connecting plate 87, the fixed ring 113 is fixedly connected to the pull rod 111, a third spring 114 is arranged between the fixed ring 113 and the inner wall of the shell 3, and the width adjusting mechanism 8 can be quickly and conveniently switched through the arrangement of the limit component 11, so that the heating block 9 can be conveniently switched; the push block 103 is connected with a conductive column 12 for supplying power to the heating block 9, the heating block 9 is provided with a conductive groove 13 matched with the conductive column 12, and the heating block 9 in the using process can be powered through the conductive column 12 and the conductive groove 13, so that the waste of electric energy caused by simultaneous power supply and heating of all the heating blocks 9 is avoided.
The working process of the invention is as follows:
When the plastic bag needs to be sealed, the plastic bag is firstly placed on the conveying mechanism 2, the upper end of the plastic bag is placed in the sealing groove 4, the sealing device is started, the conveying belt 23 drives the plastic bag to move, the second motor 73 drives the conveying belt wheel 5 to rotate, the conveying belt wheel 5 drives the sealing belt 6 to synchronously convey the upper end of the plastic bag, when the upper end of the plastic bag passes through the heating block 9, two sides of the plastic bag are heated and then are bonded together, and therefore sealing operation of the plastic bag is achieved.
When the width of the edge sealing needs to be adjusted, the pull rod 111 is pulled to drive the limiting block 112 to separate from the groove on the connecting plate 87, the turntable 83 moves upwards under the action of the first spring 86, so that the heating block 9 in a working state is separated from the pushing block 103, the heating block 9 slides towards the circle center of the turntable 83 on the chute 84 under the action of the tension spring 85, the adjusting rod 88 is driven by the second belt 89 to drive the turntable 83 on two sides of the connecting plate 87 to synchronously rotate through the rotating adjusting rod 88, the turntable 83 switches the heating blocks 9 with different sizes to the working position, the adjusting rod 88 is pressed downwards to drive the connecting plate 87 and the turntable 83 to move downwards, the heating blocks 9 on two sides of the connecting plate 87 are pushed by the inclined planes on the pushing block 103 to move relatively close to each other, the pressing operation of the edge sealing belt 6 is realized, meanwhile, the conducting groove 13 on the heating block 9 is conducted with the conducting column 12 on the pushing block 103, the limiting block 112 enters the groove on the connecting plate 87 to limit the groove, the groove on the connecting plate 87, the switching operation of the heating block 9 is realized, and the edge sealing operation of plastic bags with larger size difference is facilitated.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a plastic bag banding device, its characterized in that includes frame (1), conveying mechanism (2) and width adjustment mechanism (8), conveying mechanism (2) set up in the downside position of frame (1) and are used for carrying the article in plastic bag and the bag, frame (1) upside is connected with casing (3), the downside of casing (3) is provided with banding groove (4), casing (3) rotation is connected with conveyer belt wheel (5), conveyer belt wheel (5) set up in banding groove (4) both sides position, be connected with banding area (6) on conveyer belt wheel (5), still install in casing (3) and be used for driving banding area (6) moving actuating mechanism (7), be provided with in casing (3) and be used for adjusting banding width's width adjustment mechanism (8), be connected with different size heating block (9) on width adjustment mechanism (8), the both sides of banding groove (4) are provided with and are used for promoting compressing tightly subassembly (10) that heating block (9) moved, be provided with in casing (3) and be used for controlling spacing subassembly (11) in width adjustment mechanism (8);
The width adjusting mechanism (8) comprises a shaft sleeve (81), a lifting shaft (82) and a rotary table (83), wherein the shaft sleeve (81) is fixedly connected in a shell (3) and is positioned at two sides of a sealing groove (4), the lifting shaft (82) is slidably connected in the shaft sleeve (81), the rotary table (83) is fixedly connected to the lifting shaft (82), a sliding groove (84) is formed in the lower end face of the rotary table (83), a heating block (9) is slidably connected to the sliding groove (84), a tension spring (85) for resetting the heating block (9) is further arranged in the sliding groove (84), a first spring (86) for jacking the rotary table (83) is connected to the lifting shaft (82), a connecting plate (87) is connected to the upper end of the lifting shaft (82), an adjusting rod (88) is rotatably connected to the connecting plate (87), and a belt pulley on the adjusting rod (88) is connected with a belt pulley on the lifting shaft (82) through a second belt (89).
The compression assembly (10) comprises a fixed block (101), a telescopic shaft (102) and a pushing block (103), wherein the fixed block (101) is connected in a shell (3) and arranged at two side positions of a sealing groove (4), the telescopic shaft (102) is slidably connected in a hole formed in the fixed block (101), a second spring (104) is further arranged in the hole in the fixed block (101), and the pushing block (103) is fixedly connected to one end of the telescopic shaft (102).
2. A plastic bag edge banding device according to claim 1, wherein: conveying mechanism (2) are including carriage (21), carry roller post (22) and conveyer belt (23), carriage (21) are connected on frame (1), carry roller post (22) rotate and connect on carriage (21), conveyer belt (23) are connected on carry roller post (22), be connected with first motor (24) on carriage (21), belt pulley on first motor (24) output is connected through first belt (25) with the belt pulley on carry roller post (22).
3. A plastic bag edge banding device according to claim 1, wherein: the driving mechanism (7) comprises a gear (71), a supporting frame (72) and a second motor (73), wherein the gear (71) is connected onto a rotating shaft of the conveying belt wheel (5) in a key manner, the gears (71) arranged adjacently on two sides of the edge sealing groove (4) are connected with each other in a meshed manner, the supporting frame (72) is fixedly connected into the shell (3), the second motor (73) is installed on the supporting frame (72), and the output end of the second motor (73) is connected with the rotating shaft of the conveying belt wheel (5).
4. A plastic bag edge banding device according to claim 1, wherein: limiting component (11) are including pull rod (111), stopper (112) and solid fixed ring (113), pull rod (111) sliding connection is on casing (3), stopper (112) are connected in the one end of pull rod (111), just stopper (112) can with the recess mutual block that sets up on connecting plate (87), gu fixed ring (113) is fixedly connected with on pull rod (111), be provided with third spring (114) between solid fixed ring (113) and casing (3) inner wall.
5. A plastic bag edge banding device according to claim 1, wherein: the pushing block (103) is connected with a conductive column (12) for supplying power to the heating block (9), and the heating block (9) is provided with a conductive groove (13) matched with the conductive column (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210862269.5A CN115196115B (en) | 2022-07-21 | 2022-07-21 | Plastic bag edge banding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210862269.5A CN115196115B (en) | 2022-07-21 | 2022-07-21 | Plastic bag edge banding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115196115A CN115196115A (en) | 2022-10-18 |
| CN115196115B true CN115196115B (en) | 2024-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210862269.5A Active CN115196115B (en) | 2022-07-21 | 2022-07-21 | Plastic bag edge banding device |
Country Status (1)
| Country | Link |
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| CN (1) | CN115196115B (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1191732A (en) * | 1997-09-19 | 1999-04-06 | General Packer Co Ltd | Heat-sealer in packaging machine |
| JP2001328602A (en) * | 2000-05-23 | 2001-11-27 | Fuji Mach Co Ltd | Center sealing device for bagging and filling machine |
| JP2012153385A (en) * | 2011-01-25 | 2012-08-16 | Kawashima Packaging Mach Ltd | End seal device for bag making filling packing machine |
| CN206634301U (en) * | 2017-03-14 | 2017-11-14 | 铭丰科技（天津）有限公司 | A kind of polybag automatic thermosealer |
| GB202008851D0 (en) * | 2019-06-13 | 2020-07-29 | Tna Australia Pty Ltd | An assembly for forming bags |
| CN212220739U (en) * | 2020-03-01 | 2020-12-25 | 陈松宗 | Packaging machine for food processing |
| CN212797579U (en) * | 2020-09-04 | 2021-03-26 | 浙江创盛新材料有限公司 | Edge sealing equipment for food packaging bag production |
| CN213009070U (en) * | 2020-07-07 | 2021-04-20 | 杭州青洋科技有限公司 | Sealing machine with adjustable heating block |
| KR20210082762A (en) * | 2019-12-26 | 2021-07-06 | 이영규 | Sealing device for packaging system |
| CN113264237A (en) * | 2021-07-16 | 2021-08-17 | 南通市集业包装有限公司 | Automatic packaging equipment of packing carton convenient to adjust packing size |
| CN113443224A (en) * | 2021-08-31 | 2021-09-28 | 长沙普达物流有限公司 | Sealing device for logistics packaging bags and using method thereof |
| CN216270201U (en) * | 2022-03-10 | 2022-04-12 | 潍坊利富源包装制品有限公司 | Food plastic bag banding device |
| CN216333220U (en) * | 2021-10-30 | 2022-04-19 | 佛山市施龙包装机械有限公司 | Film material sealing device |
-
2022
- 2022-07-21 CN CN202210862269.5A patent/CN115196115B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1191732A (en) * | 1997-09-19 | 1999-04-06 | General Packer Co Ltd | Heat-sealer in packaging machine |
| JP2001328602A (en) * | 2000-05-23 | 2001-11-27 | Fuji Mach Co Ltd | Center sealing device for bagging and filling machine |
| JP2012153385A (en) * | 2011-01-25 | 2012-08-16 | Kawashima Packaging Mach Ltd | End seal device for bag making filling packing machine |
| CN206634301U (en) * | 2017-03-14 | 2017-11-14 | 铭丰科技（天津）有限公司 | A kind of polybag automatic thermosealer |
| GB202008851D0 (en) * | 2019-06-13 | 2020-07-29 | Tna Australia Pty Ltd | An assembly for forming bags |
| KR20210082762A (en) * | 2019-12-26 | 2021-07-06 | 이영규 | Sealing device for packaging system |
| CN212220739U (en) * | 2020-03-01 | 2020-12-25 | 陈松宗 | Packaging machine for food processing |
| CN213009070U (en) * | 2020-07-07 | 2021-04-20 | 杭州青洋科技有限公司 | Sealing machine with adjustable heating block |
| CN212797579U (en) * | 2020-09-04 | 2021-03-26 | 浙江创盛新材料有限公司 | Edge sealing equipment for food packaging bag production |
| CN113264237A (en) * | 2021-07-16 | 2021-08-17 | 南通市集业包装有限公司 | Automatic packaging equipment of packing carton convenient to adjust packing size |
| CN113443224A (en) * | 2021-08-31 | 2021-09-28 | 长沙普达物流有限公司 | Sealing device for logistics packaging bags and using method thereof |
| CN216333220U (en) * | 2021-10-30 | 2022-04-19 | 佛山市施龙包装机械有限公司 | Film material sealing device |
| CN216270201U (en) * | 2022-03-10 | 2022-04-12 | 潍坊利富源包装制品有限公司 | Food plastic bag banding device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115196115A (en) | 2022-10-18 |
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