CN110053310B - Packaging bag glue spraying and bottom folding device and bag making machine - Google Patents
Packaging bag glue spraying and bottom folding device and bag making machine Download PDFInfo
- Publication number
- CN110053310B CN110053310B CN201910447348.8A CN201910447348A CN110053310B CN 110053310 B CN110053310 B CN 110053310B CN 201910447348 A CN201910447348 A CN 201910447348A CN 110053310 B CN110053310 B CN 110053310B
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- packaging bag
- glue spraying
- folding
- bag
- conveying
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- 238000004806 packaging method and process Methods 0.000 title claims abstract description 127
- 239000003292 glue Substances 0.000 title claims abstract description 105
- 238000005507 spraying Methods 0.000 title claims abstract description 91
- 230000007246 mechanism Effects 0.000 claims abstract description 65
- 238000003825 pressing Methods 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 22
- 230000008569 process Effects 0.000 claims abstract description 19
- 230000007306 turnover Effects 0.000 claims abstract description 19
- 238000005056 compaction Methods 0.000 claims abstract description 5
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 claims 1
- 239000000084 colloidal system Substances 0.000 abstract description 3
- 239000002131 composite material Substances 0.000 description 31
- 239000000463 material Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000010409 ironing Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004834 spray adhesive Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/006—Controlling; Regulating; Measuring; Safety measures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/02—Feeding or positioning sheets, blanks or webs
- B31B70/10—Feeding or positioning webs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/26—Folding sheets, blanks or webs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/60—Uniting opposed surfaces or edges; Taping
- B31B70/62—Uniting opposed surfaces or edges; Taping by adhesives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2155/00—Flexible containers made from webs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2160/00—Shape of flexible containers
- B31B2160/20—Shape of flexible containers with structural provision for thickness of contents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2170/00—Construction of flexible containers
- B31B2170/20—Construction of flexible containers having multi-layered walls, e.g. laminated or lined
Landscapes
- Making Paper Articles (AREA)
Abstract
The invention discloses a packaging bag glue spraying and bottom folding device, which at least comprises a glue spraying device and a bottom folding device, wherein the glue spraying device is arranged above a packaging bag body and at least comprises a glue spraying mechanism and a driving mechanism, the glue spraying mechanism is connected with the driving mechanism and used for controlling glue spraying at the bottom of the packaging bag; the folding bottom device at least comprises a pressing mechanism and a folding mechanism, wherein the pressing mechanism is used for pressing the packaging bag body, and the folding mechanism is positioned below the packaging bag body and used for upwards folding the bottom of the packaging bag to form a folding bottom. The glue spraying device and the bottom folding device in the device are directly arranged at the tail part of the packaging bag conveying device, so that the procedures and equipment for spraying glue and folding the bottom are saved, and the cost is saved; the conveying belt, the turnover mechanism and the output belt are positioned on the same horizontal plane, so that the smoothness of the conveying process of the packaging bag is ensured; the output belt is of an upper layer structure and a lower layer structure, so that colloid compaction in the conveying process of the packaging bag is effectively realized, and the firmness of the bottom of the packaging bag is improved; the device has high mechanization degree, convenient operation and high applicability.
Description
Technical Field
The invention relates to the field of packaging bag processing machinery, in particular to a device for realizing glue spraying and bottom folding of the bottom of a packaging bag and a bag making machine for realizing packaging bag processing by using the device.
Background
The packaging bag is used for packaging various articles, so that the articles are convenient to transport and store in the production and circulation processes, and are widely used in daily life and industrial production. Because the bottom of a part of the packaging bag (such as four-side packaging bag) is only provided with one adhesive bottom, when articles are loaded in the bag body, particularly articles with larger weight cannot be placed firmly and effectively, therefore, in the processing process of similar packaging bags, in order to achieve the effect of three-dimensional stability of the bag body, a packaging bag manufacturer can spray adhesive at the adhesive bottom to fold the bottom, form a packaging bag three-dimensional structure through folding the bottom, and the packaging bag bottom formed after folding the bottom is firmer. However, in the actual operation process, the bottom of the traditional packaging bag cannot be folded directly due to the processing direction of the packaging bag, the hot-sealed packaging bag is required to be deflected to another independent bottom folding mechanism perpendicular to the conveying direction of the packaging bag by using a deflection mechanism to carry out bottom folding and glue spraying operations, and the packaging bag deflection device and the packaging bag glue spraying process are adopted in the mode, so that the bottom folding and glue spraying process of the packaging bag is increased, and the bottom folding and glue spraying cost is increased.
Accordingly, those skilled in the art have been directed to developing a pouch glue-spraying bottom-folding device to solve the above-mentioned problems.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, the present invention is to provide a packaging bag glue spraying and bottom folding device for a bag making machine, which reduces the procedures and equipment for packaging bag deflection, so as to solve the problems of complex bottom folding and glue spraying process and high cost of the existing packaging bag.
In order to solve the problems, the invention provides a packaging bag glue spraying and bottom folding device which is arranged on a packaging bag making machine and is arranged at the tail part of a packaging bag making process line, and at least comprises a glue spraying device and a bottom folding device, wherein the glue spraying device is arranged above a packaging bag body and at least comprises a glue spraying mechanism and a driving mechanism, the glue spraying mechanism is connected with the driving mechanism and is used for controlling the glue spraying mechanism to spray glue at the bottom of a packaging bag; the bottom folding device at least comprises a pressing mechanism and a turnover mechanism, the pressing mechanism comprises a pressing plate and an air cylinder, the pressing plate is positioned above the packaging bag body and used for pressing the packaging bag body so as to realize subsequent glue spraying and bottom folding operation, the pressing plate is connected with a piston rod of the air cylinder, and the pressing and loosening of the packaging bag body are realized through the push-pull of the piston rod of the air cylinder so as to realize intermittent glue spraying and bottom folding of the packaging bag; the folding mechanism is positioned below the packaging bag body and at least comprises a rotary air cylinder, and the rotary air cylinder upwards folds the bottom of the packaging bag to form a folded bottom.
Further, the glue spraying mechanism at least comprises a glue spraying nozzle, wherein the glue spraying nozzle is positioned above the bottom of the packaging bag and above the position between the pressing plate and the edge of the bottom of the packaging bag.
Furthermore, the glue spraying mechanism and the driving mechanism realize glue spraying guiding through a synchronous belt and a linear guide rail.
Further, the pressing plate is arranged at the bottom of the packaging bag in the conveying process of the packaging bag body and is positioned at the edge of the double-layer bottom after the bottom of the packaging bag is folded.
Further, a folding line of the folding mechanism is positioned on the middle line of the bottom edge of the packaging bag body and the position of the pressing plate.
Further, the glue spraying and bottom folding device also comprises a packaging bag conveying device, wherein the packaging bag conveying mechanism at least comprises a conveying belt, a conveying rubber roller and an output belt, the conveying belt is a conveying mechanism of a traditional packaging bag making machine, packaging bag film materials and packaging bags are placed on the conveying belt, and the conveying mechanism is used for conveying the film materials and packaging bags prepared by the film materials; the conveying belt is provided with a conveying rubber roller, the conveying rubber roller is connected with a driving device, and the conveying rubber roller is driven to convey packaging bags after the glue spraying process is finished; the output belt is positioned at the tail part of the conveying belt and is used for outputting after the packaging bag is folded and stabilizing the glue after the glue is sprayed and folded; the output belt is arranged in a non-contact manner with the conveying belt, the output belt comprises an upper layer structure and a lower layer structure, the output belt of the lower layer structure and the conveying belt are positioned on the same horizontal plane, and packaging bags forming a double-layer bottom after bottom folding are conveyed between the upper layer structure and the lower layer structure; the output belt is connected with a driving mechanism to drive the conveying of the output belt.
Further, the distance between the upper layer structure and the lower layer structure of the output belt is the same as the thickness of the bottom of the packaging bag after the bottom is folded, so that the colloid compaction in the packaging bag conveying process is realized, and the firmness of the bottom of the packaging bag is improved.
Further, the turnover mechanism is installed at the tail of the conveying belt, when the turnover mechanism is not operated, the turnover part of the turnover mechanism and the conveying belt are located on the same horizontal plane to form an extension part of the conveying belt, the part to be glued and folded at the bottom of the packaging bag is conveyed to the turnover part of the turnover mechanism, and the turnover part of the turnover mechanism is turned over to form a folded bottom.
Further, the driving mechanism adopts a servo motor.
Based on the structure, the glue spraying and bottom folding operation flow of the packaging bag is that the packaging bag to be sprayed with glue is conveyed to the position of the glue spraying and bottom folding device through the conveying belt after being hot-sealed, the bottom of the packaging bag to be sprayed with glue is conveyed to the tail part of the conveying belt and the horizontally arranged folding mechanism positioned at the tail part of the conveying belt, the driving device drives the glue spraying mechanism to spray glue on the bottom of the packaging bag, and after glue spraying is finished, the folding mechanism folds the bottom of the packaging bag positioned on the folding mechanism, so that the glue spraying part of the bottom of the packaging bag is bonded; and the conveying rubber roller is used for controlling the conveying of the packaging bags after glue spraying to the output belt by the driving device, the packaging bags after glue spraying and bottom folding are positioned between the upper layer structure and the lower layer structure of the output belt, conveying and compacting are carried out, and then the formed packaging bags after glue spraying and bottom folding are output.
The invention also provides a bag making machine, and the packaging bag glue spraying and bottom folding mechanism of the bag making machine comprises the packaging bag glue spraying and bottom folding device.
By implementing the packaging bag glue spraying and bottom folding device and the packaging bag making machine provided by the invention, the packaging bag glue spraying and bottom folding device has the following technical effects:
(1) The glue spraying device and the bottom folding device in the packaging bag glue spraying and bottom folding device are both directly arranged at the tail part of the packaging bag conveying device, so that the hot-sealed packaging bag does not need to be deflected onto another independent bottom folding mechanism perpendicular to the conveying direction of the packaging bag by a deflection mechanism to carry out bottom folding and glue spraying operation, the procedures and equipment for glue spraying and bottom folding are saved, and the cost is saved;
(2) According to the packaging bag glue spraying and bottom folding device, the servo motor drives the glue spraying and conveying rollers to operate, so that the operation efficiency is improved;
(3) The conveying belt, the turnover mechanism and the output belt of the packaging bag glue spraying and bottom folding device are positioned on the same horizontal plane, so that the smoothness of the conveying process of the packaging bag is ensured;
(4) The output belt in the packaging bag glue spraying and bottom folding device is of an upper layer structure and a lower layer structure, the packaging bag is folded and then is output between the upper layer structure and the lower layer structure, the distance between the upper layer structure and the lower layer structure is the same as the thickness of the bottom of the packaging bag after being folded, the glue compaction in the packaging bag conveying process is effectively realized, and the firmness of the bottom of the packaging bag is improved;
(3) The packaging bag clamping device has the advantages of high mechanization degree, convenience in operation and high applicability.
Drawings
The conception, specific structure, and technical effects of the present invention will be further described with reference to the accompanying drawings to fully understand the objects, features, and effects of the present invention.
Fig. 1 is a schematic diagram of a front view structure of a glue spraying and bottom folding device for a packaging bag according to an embodiment of the invention;
fig. 2 is a schematic left-view structure diagram of a glue spraying and bottom folding device for a packaging bag according to an embodiment of the invention.
In the figure:
1. a bag making machine frame;
20. a conveyor belt; 21. conveying rubber rollers; 22. an output belt; 220. a superstructure; 221. a lower layer structure;
30. a bracket; 31. a cylinder; 32. a pressing plate;
4. a rotary cylinder; 40. a rotation shaft; 41. a flipping portion;
50. a glue spraying nozzle; 51. a linear guide rail; 52. a synchronous belt;
60. a driving motor; 61. a servo motor;
7. a composite film bag; 70. the bottom of the composite film bag; 71. a double bottom.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The technical scheme of the invention is described in detail below by adopting specific embodiments.
As shown in fig. 1 and 2, the device is mounted on a frame 1 of a bag making machine for packaging bags and is arranged at the tail part of a bag making process line of the packaging bags, after the bottom of the traditional packaging bags is sealed by ironing, and as shown in the figure, the device comprises a conveying belt 20, wherein the conveying belt 20 is the same as the traditional conveying belt, is a conveying mechanism of the traditional bag making machine for packaging bags, is mounted on the frame 1 of the bag making machine, is used for placing packaging bag film materials and packaging bags thereon and is used for conveying the film materials and packaging bags prepared by the film materials. In this embodiment, a specific embodiment of a composite film bag is described as a packaging bag, and in other embodiments, other types of packaging bags are equally applicable to the present device. The composite film bag 7 is manufactured by a film material and the composite film bag after being heat sealed is conveyed by a conveying belt 20.
The conveying belt 20 is provided with a conveying rubber roller 21, the conveying rubber roller 21 is connected with a driving motor 60, the driving motor 60 can be a servo motor or a common driving motor, and the driving motor 60 is used for driving the conveying rubber roller 21 to convey the composite film bag 7 after the glue spraying process is finished.
The two sides of the bag making machine frame 1 are also respectively provided with a bracket 30, the front ends of the two side brackets 30 are respectively provided with an air cylinder 31, the piston rods of the two side air cylinders 31 are connected with the same pressing plate 32, the pressing plate 32 is arranged above the bottom 70 of the composite film bag and is positioned at the edge position of the double-layer bottom 71 after the bottom 70 of the composite film bag is folded, the up-and-down movement of the pressing plate 32 is completed through the expansion and contraction of the piston rods on the two side air cylinders 31, and then the pressing and the relaxation of the pressing plate 32 on the composite film bag 7 are realized.
The tail of the conveying belt 20 is provided with a rotary cylinder 4, a rotary shaft 40 of the rotary cylinder 4 is arranged on the bag making machine frame 1 at the tail of the conveying belt 20, a straight line where the rotary shaft 40 is positioned is a turnover line at the bottom of the composite film bag 7, and the turnover line is the same straight line with the bottom edge of the composite film bag 7 and the central line of the position where the pressing plate 32 is positioned; when the rotary cylinder 4 is not in operation, the turnover part 41 of the rotary cylinder 4 and the conveyer belt 20 are positioned on the same horizontal plane to form an extension part of the conveyer belt 20, and the part to be glued and folded at the bottom of the composite film bag 7 is conveyed to the turnover part 41 of the rotary cylinder 4; when the bottom folding is required, the turning part 41 of the rotary cylinder 4 turns upwards by 180 degrees with the rotary shaft 40 as the axis, so as to realize the bottom folding of the composite film bag 7.
The glue spraying nozzle 50 is arranged on the frame 1 of the bag making machine and is positioned above the conveying belt 20, the glue spraying part of the glue spraying nozzle 50 faces downwards at the position between the pressing plate 32 and the edge of the bottom 70 of the composite film bag, the upper part of the glue spraying nozzle is arranged on a linear guide rail 51, two ends of the linear guide rail 51 are erected on the frames 1 at two ends of the bag making machine, and the glue spraying nozzle 50 performs guiding movement along the linear guide rail 51 to realize complete glue spraying of the bottom 70 of the composite film bag; one end of the linear guide rail 51 is connected with a servo motor 61 through a synchronous belt 52, and the synchronous belt 52 is driven by the servo motor 61 to drive the linear guide rail 51 to guide the glue spraying nozzle 50 to spray glue.
The output belt 22 is positioned at the tail of the conveying belt 20 and is not in contact with the conveying belt 20, but the distance between the output belt 22 and the conveying belt 20 is smaller than the length of the composite film bag 7, so that the composite film bag 7 can be transported from the conveying belt 20 to the output belt 22, the output belt 22 is used for outputting the composite film bag 7 after bottom folding and stabilizing glue after glue spraying and bottom folding, the output belt 22 comprises an upper layer structure 220 and a lower layer structure 221 which are the same, the output belt 22 of the lower layer structure 221 and the conveying belt 20 are positioned on the same horizontal plane, the composite film bag 7 forming the double-layer bottom 71 after bottom folding is transported between the upper layer structure 220 and the lower layer structure 221, in the embodiment, the output belt 22 adopts a conveying belt structure, and the length of the conveying belt can be set according to requirements; the output belt structure is connected to the servo motor 61 for output driving.
The distance between the upper layer structure 220 and the lower layer structure 221 of the output belt 22 is the same as the thickness of the bottom of the folded composite film bag 7, so as to realize the colloid compaction of the conveying process of the composite film bag 7 and increase the firmness of the bottom 70 of the composite film bag.
Based on the structure, the glue spraying and bottom folding operation flow of the composite film bag is that the composite film bag 7 to be sprayed and folded is conveyed to the position of a glue spraying and bottom folding device through the conveying belt 20 after being hot sealed, the bottom 70 of the composite film bag to be sprayed and folded is conveyed to the tail part of the conveying belt 20 and the turnover part 41 of the horizontally arranged rotary cylinder 4 positioned at the tail part of the conveying belt 20, and the synchronous belt 52 is driven by the servo motor 61 to drive the linear guide rail 51 to guide the glue spraying nozzle 50 to spray glue, so that the glue spraying operation of the bottom 70 of the composite film bag is completed; after the glue spraying is finished, the overturning part 41 of the rotary cylinder 4 turns over the bottom 70 of the composite film bag positioned on the overturning part, so that the glue spraying part of the bottom 70 of the composite film bag is bonded; the conveying rubber roller 21 is controlled by the driving motor 60 to convey the glued composite film bag to the output belt 22, the glued composite film bag 7 is positioned between the upper layer structure and the lower layer structure of the output belt 22 to convey and compress, and then the formed glued composite film bag with the glued bottom is output.
It should be additionally noted that unless otherwise defined, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The terms "connected" and "connected" as used in the specification and claims of this application are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "end", "side", etc. are used merely to indicate a relative positional relationship, which changes when the absolute position of the object to be described changes accordingly.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention herein. This application is intended to cover any adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It is to be understood that the invention is not limited to the constructions herein above described and shown in the drawings, and that various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.
Claims (6)
1. The utility model provides a wrapping bag spouts glues rolls over end device, the device is installed on wrapping bag system bag machine, is arranged in the afterbody of wrapping bag system bag technology assembly line, its characterized in that includes at least spouts gluey device and rolls over end device, wherein:
the glue spraying device is arranged above the packaging bag body and at least comprises a glue spraying mechanism and a driving mechanism, wherein the glue spraying mechanism is connected with the driving mechanism and is controlled to finish glue spraying at the bottom of the packaging bag;
the bottom folding device at least comprises a pressing mechanism and a folding mechanism, wherein the pressing mechanism comprises a pressing plate and an air cylinder, and the pressing plate is positioned above the packaging bag body and is used for pressing the packaging bag body so as to realize subsequent glue spraying and bottom folding operation; the pressing plate is connected with a piston rod of the air cylinder, and the compression and the relaxation of the bag body of the packaging bag are realized through the push-pull of the piston rod of the air cylinder, so that the intermittent glue spraying and bottom folding of the packaging bag are realized; the folding mechanism is positioned below the packaging bag body and at least comprises a rotary air cylinder, and the rotary air cylinder folds the bottom of the packaging bag upwards to form a folded bottom;
the glue spraying mechanism at least comprises a glue spraying nozzle, wherein the glue spraying nozzle is positioned above the bottom of the packaging bag and above the position between the pressing plate and the edge of the bottom of the packaging bag; the glue spraying mechanism and the driving mechanism realize glue spraying guiding through a synchronous belt and a linear guide rail;
the glue spraying and bottom folding device further comprises a packaging bag conveying mechanism, wherein the packaging bag conveying mechanism at least comprises a conveying belt, a conveying rubber roller and an output belt, and the glue spraying and bottom folding device comprises:
the conveying belt is used for placing packaging bag films and packaging bags and conveying the films and the packaging bags; the conveying belt is provided with a conveying rubber roller, the conveying rubber roller is connected with a driving device, and the conveying rubber roller is driven to convey packaging bags after the glue spraying process is finished;
the output belt is positioned at the tail part of the conveying belt and is arranged in a non-contact manner with the conveying belt and used for outputting after the packaging bag is folded and stabilizing the glue after the glue is sprayed and folded, the output belt comprises an upper layer structure and a lower layer structure, the output belt of the lower layer structure and the conveying belt are positioned on the same horizontal plane, and the packaging bag with the double-layer bottom formed after the folding is conveyed between the upper layer structure and the lower layer structure; the output belt is connected with the driving mechanism to drive the conveying of the output belt;
the folding mechanism is arranged at the tail part of the conveying belt, when the folding mechanism is not operated, the turnover part of the folding mechanism and the conveying belt are positioned on the same horizontal plane to form an extension part of the conveying belt, and when the part of the bottom of the packaging bag, which is to be sprayed with glue and folded, is conveyed onto the turnover part of the folding mechanism, the folding bottom is formed through the turnover of the folding mechanism.
2. The package bag bottom folding device according to claim 1, wherein the pressing plate is located at the edge of a double-layer bottom formed after the bottom of the package bag bottom is folded.
3. The package bag glue spraying and bottom folding device according to claim 2, wherein a folding line of the folding mechanism is positioned on a central line between a bottom edge of a package bag body and a position of the pressing plate.
4. The packaging bag glue spraying and bottom folding device of claim 1, wherein the distance between the upper layer structure and the lower layer structure of the output belt is the same as the thickness of the bottom of the packaging bag after bottom folding, so that the glue compaction in the packaging bag conveying process is realized, and the firmness of the bottom of the packaging bag is improved.
5. The packaging bag glue spraying and bottom folding device according to claim 1, wherein a servo motor is adopted as a driving mechanism of the glue spraying device.
6. A bag making machine, characterized in that the packaging bag glue spraying and bottom folding mechanism of the bag making machine comprises the packaging bag glue spraying and bottom folding device according to any one of the preceding claims 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910447348.8A CN110053310B (en) | 2019-05-27 | 2019-05-27 | Packaging bag glue spraying and bottom folding device and bag making machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910447348.8A CN110053310B (en) | 2019-05-27 | 2019-05-27 | Packaging bag glue spraying and bottom folding device and bag making machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110053310A CN110053310A (en) | 2019-07-26 |
| CN110053310B true CN110053310B (en) | 2024-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910447348.8A Active CN110053310B (en) | 2019-05-27 | 2019-05-27 | Packaging bag glue spraying and bottom folding device and bag making machine |
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| Country | Link |
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| CN (1) | CN110053310B (en) |
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2019
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| JP2000102994A (en) * | 1998-09-30 | 2000-04-11 | Placo Co Ltd | Bag making machine |
| KR20090007687U (en) * | 2008-01-25 | 2009-07-29 | 임태권 | The manufacture device of envelope |
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| CN204605023U (en) * | 2015-04-30 | 2015-09-02 | 温州柏仕诚机械有限公司 | Forming machine bottom Paper handbag |
| CN205601237U (en) * | 2016-02-02 | 2016-09-28 | 金华市胜昌机械有限公司 | Compound system bag machine of bubble chamber film |
| CN109624407A (en) * | 2018-12-29 | 2019-04-16 | 天津市金利达纸业有限公司 | Packaging bag gluing is sticking machine and its control method |
| CN210062211U (en) * | 2019-05-27 | 2020-02-14 | 上海洲泰轻工机械制造有限公司 | Glue spraying and bottom folding device for packaging bags and bag making machine |
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| CN110053310A (en) | 2019-07-26 |
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