CN114603923A - Wrapping bag shaping hem device - Google Patents
Wrapping bag shaping hem device Download PDFInfo
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- CN114603923A CN114603923A CN202210225659.1A CN202210225659A CN114603923A CN 114603923 A CN114603923 A CN 114603923A CN 202210225659 A CN202210225659 A CN 202210225659A CN 114603923 A CN114603923 A CN 114603923A
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- 238000007493 shaping process Methods 0.000 title claims description 15
- 238000007599 discharging Methods 0.000 claims abstract description 61
- 238000004806 packaging method and process Methods 0.000 claims abstract description 55
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 238000005096 rolling process Methods 0.000 claims abstract description 14
- 238000003825 pressing Methods 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000012856 packing Methods 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010030 laminating Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000002337 anti-port Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009957 hemming Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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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
- B31B70/26—Folding sheets, blanks or webs
- B31B70/36—Folding sheets, blanks or webs by continuously feeding them to stationary members, e.g. plates, ploughs or cores
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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
- B31B70/02—Feeding or positioning sheets, blanks or webs
- B31B70/04—Feeding sheets or blanks
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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
- B31B70/74—Auxiliary operations
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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
- B31B70/74—Auxiliary operations
- B31B70/92—Delivering
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- Auxiliary Devices For And Details Of Packaging Control (AREA)
Abstract
The invention provides a packaging bag forming and flanging device, which comprises a workbench, wherein a conveying feeding part and a conveying discharging part are respectively arranged at two ends of the workbench, when the opening end of a packaging bag conveys feeding and discharging materials towards the conveying feeding part and the conveying discharging part, the side guide columns at two sides of the middle part support the side edges of the packaging bag in a tensioning manner, the outer sides of the side guide columns are provided with side-standing V-shaped notches, a flanging strip is attached to the closing end of the notch to perform extrusion flanging, the packaging bag is further rolled and flattened by a rolling mechanism close to one end of the conveying discharging part to realize stable flanging forming, and meanwhile, an adjusting mechanism is arranged in each side guide column and is used for adjusting the opening angle of the notch, namely, for packaging bags with different widths, the opening angle of the notch is adjusted by the adjusting mechanism in each side guide column to maintain the tensioning and opening of the packaging bag.
Description
Technical Field
The invention relates to the technical field of packaging bag processing equipment, in particular to a packaging bag forming and edge folding device.
Background
The packaging bag is one of daily necessities of people, can make things convenient for people's packing article and carry and use as shopping bag, clothing bag, gift bag, food bag etc. to carry out the hem to the packaging bag side and handle one of its normal technology in the manufacturing process, and traditional hem is handled and is adopted artifical indentation hem, and efficiency is lower, and probably the askew problem of separating the irregularity of crease line, hem shaping difficulty etc. of appearing.
To this, current automatic machining develops gradually, adopts the hem wheel to carry out automatic extrusion hem to the wrapping bag both sides that strut usually, however also has the indentation hem effect not good, shaping quality is not high to and to the problem that the wrapping bag dimensional change can not nimble convenient regulation, still be not enough to satisfy higher practicality demand from this.
Disclosure of Invention
In view of the above, the present invention is directed to a bag forming and folding device, which is used to solve all or one of the problems of the related art.
Based on the above purpose, the present invention provides a forming and folding device for a packaging bag, comprising:
the packaging bag feeding and discharging device comprises a workbench, wherein a conveying feeding part and a conveying discharging part are respectively arranged at two ends of the workbench and used for conveying the feeding and discharging of packaging bags, side guide pillars are respectively arranged between the conveying feeding part and the conveying discharging part along two sides in the conveying direction and used for supporting the side edges of the packaging bags, notches in a side-standing V shape are formed in the outer sides of the side guide pillars, the closing ends of the notches face inwards, and adjusting mechanisms are arranged in the side guide pillars and used for adjusting the opening angles of the notches;
the edge folding strips are arranged on the outer sides of the side guide columns in parallel and are attached to the closed ends of the notches so as to extrude and fold the side edges of the packaging bags;
and the rolling mechanism is arranged at one end, close to the end of the conveying and discharging part, and the packaging bags conveyed and discharged are rolled, flattened and formed by the rolling mechanism.
Preferably, the conveying feeding part comprises a feeding frame fixed on the workbench, an upper feeding roller and a lower feeding roller are correspondingly and rotatably connected to the feeding frame up and down, and the packaging bags are clamped by the upper feeding roller and the lower feeding roller to rotate for feeding.
Preferably, the conveying and discharging part comprises a discharging rack fixed on the workbench, the discharging rack is connected with an upper discharging roller and a lower discharging roller in a vertically corresponding rotating mode, and the packaging bag is clamped by the upper discharging roller and the lower discharging roller to feed materials in a rotating mode.
Preferably, the two ends of the flanging strip are connected with guide strips which are expanded outwards towards the outer side of the side guide columns, and the end parts of the guide strips are respectively connected to the conveying feeding part and the conveying discharging part in a sliding mode.
Preferably, the hem strip is attached to the closing end of the notch in a magnetic mode.
Preferably, the side edge outside the notch is provided with a convex strip which is cylindrical.
Preferably, the rolling mechanism comprises a roller frame fixed on the workbench, and a pressing roller is rotatably connected on the roller frame to rotatably roll the packaging bag for forming.
Preferably, the press roller is wound with a heating belt corresponding to the outer side edge of the notch.
Preferably, the side guide column includes the mount, and the mount is located between conveying feeding portion and the conveying ejection of compact portion, and the mount internal fixation has horizontal expansion plate, and both sides are rotated about horizontal expansion plate outer end and are connected with oblique expansion plate, and the laminating of both sides is equipped with the adjustable shelf about in the mount, and the adjustable shelf outside limit rotates to be connected in oblique expansion plate outer end, forms the breach of the vertical V font of inclining through the oblique expansion plate of upper and lower both sides.
Preferably, an inner gear ring is arranged on the inner side surface of the movable frame, the adjusting mechanism comprises a gear arranged in the fixed frame, and the gear is connected to the inner gear ring in a meshed mode to drive the movable frame to rotate along the inner side surface of the fixed frame and be used for adjusting the size of the opening angle of the notch.
From the above, when the opening end of the packaging bag conveys the feeding and discharging materials towards the conveying and feeding part and the conveying and discharging part, the side edges at the two sides of the packaging bag are tensioned and supported by the side guide columns at the two sides in the middle and are attached to the side guide columns for guiding and conveying, the edge folding strips are attached to the closing end of the gap, so that the side edges conveyed along the side guide columns are extruded and folded, and the packaging bag is subjected to preliminary extrusion and shaping when conveyed and discharged by the conveying and discharging part and is further rolled and flattened by the rolling mechanism at the end close to the conveying and discharging part so as to realize stable edge folding and shaping;
the two ends of the edge folding strip are connected with guide strips which expand outwards towards the outer side of the side guide column, the end parts of the guide strips at the two ends are respectively connected in the sliding groove in a sliding manner, and the edge folding strip is magnetically attached and adsorbed on the closing end of the notch so as to be self-adaptively slid and attached along with the closing end of the notch;
the side edge of the outer side of the notch is provided with a cylindrical raised line, so that a part of redundant packaging bag bodies are formed on the side edge of the outer side of the notch, namely the outer side edge of the formed M-shaped folded edge, and a thicker bag body is formed on the outer side edge of the folded edge in the subsequent rolling and flattening forming process, so that the structural stability of the packaging bag is further facilitated, namely the stable support of the outer side of the folded edge is realized during use;
be equipped with adjustment mechanism in the side guide post to be used for adjusting the uncovered angle size of breach, to the wrapping bag of different width promptly, only adjust the uncovered angle size of breach through the adjustment mechanism in the side guide post, in order to maintain the tensioning and strut the wrapping bag, with the same hem shaping operation of carrying on, automatic adaptability is adjusted conveniently effectively.
Drawings
In order to more clearly illustrate the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a side view of a press roll of the present invention;
FIG. 3 is a top view of the transfer infeed and transfer outfeed sections of the present invention;
FIG. 4 is a side view of an upper feed roll and a lower feed roll of the present invention;
FIG. 5 is a schematic structural diagram of the side guide pillar of the present invention;
FIG. 6 is a schematic structural view of the side guide pillar according to the present invention when the opening angle of the notch is increased.
In the figure: 1. a work table; 2. a conveying and feeding part; 21. a feeding frame; 22. an upper feed roller; 23. a lower feed roll; 3. a conveying and discharging part; 31. a discharging frame; 32. an upper discharging roller; 33. a lower discharging roller; 4. packaging bags; 5. a side guide post; 51. a fixed mount; 511. a support bar; 52. a transverse expansion plate; 53. an inclined expansion plate; 54. a movable frame; 55. an inner gear ring; 56. a gear; 6. a notch; 61. a convex strip; 7. folding the edge strips; 71. conducting bars; 8. a rolling mechanism; 81. a roller frame; 82. a compression roller; 9. and heating the belt.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to specific embodiments below.
It is to be noted that technical terms or scientific terms used herein should have the ordinary meaning as understood by those having ordinary skill in the art to which the present invention belongs, unless otherwise defined. The use of "first," "second," and similar terms in the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used only to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
The utility model provides a wrapping bag shaping hem device, comprises a workbench 1, both ends are equipped with conveying feeding portion 2 and conveying ejection of compact portion 3 respectively on the workstation 1, be used for 4 feeding and the ejection of compact of conveying wrapping bag, both sides are equipped with side guide pillar 5 respectively on the conveying direction between conveying feeding portion 2 and the conveying ejection of compact portion 3, be used for supporting 4 sides of wrapping bag, breach 6 that is the side V font is seted up in the side guide pillar 5 outside, the closing end of breach 6 inwards, be equipped with adjustment mechanism in the side guide pillar 5, be used for adjusting 6 uncovered angle sizes of breach, the parallel hem strip 7 that is equipped with in the side guide pillar 5 outside, the closing end of 7 laminating breach 6 of hem strip, in order to extrude the hem to 4 sides of wrapping bag, 3 adjacent one ends of conveying ejection of compact portion are equipped with roller pressing mechanism 8, the wrapping bag 4 of conveying ejection of compact is through by 8 roller pressing mechanism roll-in smooth shaping.
The invention is provided with a workbench 1, two ends of the workbench 1 are respectively provided with a conveying feeding part 2 and a conveying discharging part 3 for automatically feeding and discharging a conveying packaging bag 4, particularly, two sides of the conveying feeding part 2 and the conveying discharging part 3 in the conveying direction are respectively provided with a side guide pillar 5, when the opening end of the packaging bag 4 conveys the feeding and discharging materials towards the conveying feeding part 2 and the conveying discharging part 3, the side guide pillars 5 at the two sides of the middle part are used for tensioning and supporting the side edges at two sides of the packaging bag 4 and are jointed with the side guide pillars 5 for guiding and conveying, wherein, the outer side of the side guide pillar 5 is provided with a notch 6 in a side vertical V shape, the closing end of the notch 6 is inward, meanwhile, the outer side of the side guide pillar 5 is provided with a folding strip 7 in parallel, and the folding strip 7 is jointed with the closing end of the notch 6, thereby extruding and folding the side edge guided and conveyed along the side guide pillar 5, and the side edge of the packaging bag 4 is extruded and positioned by the folding strip 7, with the 6 surfaces of breach of laminating V font, form the hem of M shape, thereby wrapping bag 4 receives preliminary extrusion design when the 3 conveying ejection of compact of conveying ejection of compact portion, further roll-in via the rolling mechanism 8 of 3 next-door neighbour one ends of conveying ejection of compact portion is leveled the shaping, in order to realize stable hem shaping, simultaneously because be equipped with adjustment mechanism in the side guide pillar 5, in order to be used for adjusting the uncovered angle size of breach 6, namely to the wrapping bag 4 of different width, for example, there is the difference in wrapping bag 4 width of same batch, or when switching different width batch wrapping bags 4, the side guide pillar 5 position of both sides is motionless, only adjust the uncovered angle size of breach 6 through the adjustment mechanism in the side guide pillar 5, in order to maintain the tensioning to strut wrapping bag 4, in order to carry out hem shaping operation equally, automatic adaptability adjusts conveniently effectively, in order to do benefit to satisfy higher practicality demand.
In the embodiment of the present invention, the conveying and feeding part 2 includes a feeding frame 21 fixed on the worktable 1, and an upper feeding roller 22 and a lower feeding roller 23 are rotatably connected to the feeding frame 21 in an up-and-down corresponding manner, so that the packing bags 4 are clamped by the upper feeding roller 22 and the lower feeding roller 23 to be rotatably fed.
In the embodiment of the present invention, the conveying and discharging part 3 includes a discharging rack 31 fixed on the worktable 1, an upper discharging roller 32 and a lower discharging roller 33 are correspondingly rotatably connected to the discharging rack 31 up and down, and the packaging bag 4 is clamped by the upper discharging roller 32 and the lower discharging roller 33 to be rotatably fed.
Specifically, the upper feeding roller 22 and the lower feeding roller 23, and the upper discharging roller 32 and the lower discharging roller 33 can be connected with a power device such as a motor through side ends to drive the rollers to rotate and transmit.
In the embodiment of the present invention, two ends of the hem bar 7 are connected with the guide bars 71 extending outward toward the outer side of the side guide posts 5, so as to assist in guiding the side edge of the fed packaging bag 4 from the guide bars 71 to a position between the hem bar 7 and the closed end of the notch 6 for attaching to a hem, the ends of the guide bars 71 at two ends are respectively connected to the conveying and feeding part 2 and the conveying and discharging part 3 in a sliding manner, for example, sliding grooves are arranged on two sides of the feeding frame 21 and the discharging frame 31 along the transverse direction, and the ends of the guide bars 71 at two ends are respectively connected to the sliding grooves in a sliding manner to flexibly slide and adjust toward or away from the closed end of the notch 6, so as to maintain the stable pressing and hemming operation against the closed end of the notch 6.
In the embodiment of the invention, the hem strip 7 is magnetically attached and adsorbed on the closing end of the notch 6, so that the closing end of the notch 6 is stably abutted and pressed to perform the hem pressing operation, and meanwhile, the closing end of the notch 6 is abutted and adhered closely, so that the self-adaptive sliding adjustment is realized.
In the embodiment of the present invention, the outer side edge of the notch 6 is provided with a cylindrical protruding strip 61, so as to form a part of redundant bag bodies of the packaging bag 4 on the outer side edge of the notch 6, i.e. the outer side edge of the formed M-shaped folded edge, so as to form a thicker bag body on the outer side edge of the folded edge in the subsequent rolling and flattening forming process, thereby further facilitating the structural stability of the packaging bag 4, i.e. the stable support of the outer side of the folded edge during use.
In the embodiment of the present invention, the rolling mechanism 8 includes a roller frame 81 fixed on the worktable 1, and a pressing roller 82 is rotatably connected to the roller frame 81 to rotatably roll the packaging bag 4 for flat forming.
In the embodiment of the present invention, the heating belt 9 is wound around the pressing roller 82 corresponding to the outer side of the notch 6, and more preferably, the heating belt 9 is also wound around the corresponding positions of the upper discharging roller 32 and the lower discharging roller 33, and the heating belt 9 has a certain width to perform further heat hardening and roll forming processes on the outer side of the folded edge, especially on the redundant bag 4 formed by the protruding strip 61.
In the embodiment of the present invention, the side guide pillar 5 comprises a fixed frame 51, the fixed frame 51 is arranged between the conveying and feeding part 2 and the conveying and discharging part 3, a horizontal expansion plate 52 is fixed in the fixed frame 51, the upper side and the lower side of the outer end of the horizontal expansion plate 52 are rotatably connected with an inclined expansion plate 53, the upper side and the lower side of the inner side of the fixed frame 51 are provided with movable frames 54, the outer side of each movable frame 54 is rotatably connected with the outer end of the inclined expansion plate 53, wherein both the fixed frame 51 and the movable frames 54 can be designed into a cylindrical shape with unsealed side ends, the inclined expansion plates 53 are rotatably connected with the upper side and the lower side of the outer end of the horizontal expansion plate 52, a side vertical V-shaped gap 6 is formed by the inclined expansion plates 53 on the upper side and the lower side, the movable frame 54 rotatably slides along the inner side of the fixed frame 51 to realize the adjustment of the opening angle of the gap 6, that for the packaging bags 4 with different widths, the opening angle of the packaging bags 4 can be maintained and tensioned and opened, horizontal expansion plate 52, all movable flexible of inclined expansion plate 53, it is concrete, inclined expansion plate 53 inside can be provided with the multiunit spring, in order to realize its elastic expansion, and can be connected with electric telescopic handle on the horizontal expansion plate 52, thereby when needing to control different hem widths, accessible control electric telescopic handle drives horizontal expansion plate 52 level corresponding length, with the different hem width demands of convenient adjustment, wherein, mount 51 both ends accessible is connected with bracing piece 511, in order to wear to establish conveying feeding portion 2 and conveying discharging portion 3 joint through bracing piece 511 and support.
In the embodiment of the present invention, an inner gear ring 55 is disposed on the inner side surface of the movable frame 54, the adjusting mechanism includes a gear 56 disposed in the fixed frame 51, the gear 56 is engaged with the inner gear ring 55, and, in particular, a motor is connected with one end of the gear 56 by power so as to synchronously drive the gears 56 on the upper and lower sides to rotate reversely, so as to drive the movable frames 54 at the upper and lower sides to reversely rotate along the inner side surface of the fixed frame 51, so as to realize the automatic adjustment of the size of the opening angle of the gap 6, preferably, a plurality of gears 56 can be arranged along the length direction in the fixed frame 51, the inner gear ring 55 is connected by synchronous engagement, the gears 56 are fixedly connected by transmission shafts, transmission gears are respectively fixed at one end of the transmission shafts on the upper and lower sides, which penetrate through the fixing frame 51, the transmission gears on the upper and lower sides are engaged, and is power-connected to the driving gear on one side by a power device such as a motor to stabilize the rotational adjustment of the movable frame 54 above and below the driving gear.
In the forming and folding device for the packaging bag, when in use, the conveying and feeding part 2 and the conveying and discharging part 3 are respectively arranged at two ends of the worktable 1, when the opening end of the packaging bag 4 conveys the materials to and from the conveying and feeding part 2 and the conveying and discharging part 3, the side guide posts 5 at two sides in the middle are used for tensioning and supporting the side edges of the packaging bag 4 and are jointed with the side guide posts 5 for guiding and conveying, the outer side of the side guide posts 5 is provided with a side-standing V-shaped notch 6, the closing end of the notch 6 is inward, two ends of the folding strip 7 are connected with guide strips 71 which are outward expanded towards the outer side of the side guide posts 5, the end parts of the guide strips 71 at two ends are respectively connected with the conveying and feeding part 2 and the conveying and discharging part 3 in a sliding way, the folding strip 7 is magnetically jointed and adsorbed on the closing end of the notch 6 so as to maintain the stable pressing and folding operation against the closing end of the notch 6, the self-adapting sliding adjustment can be self-adapting, the sliding adjustment, the side of the packaging bag 4 is pressed and positioned by the folding strip 7, with 6 surfaces of breach of laminating V font, form the hem of M shape, during the 3 conveying ejection of compact of conveying ejection of compact portion, receive preliminary extrusion design, further roll-in via the rolling mechanism 8 of 3 next-door neighbour one ends of conveying ejection of compact portion levels the shaping, in order to realize stable hem shaping, it is concrete, gear 56 antiport through upper and lower both sides in the mount 51, in order to drive the movable frame 54 of upper and lower both sides along mount 51 medial surface antiport, in order to realize the uncovered angle size of automatically regulated breach 6, be to the wrapping bag 4 of different width promptly, in order to maintain the tensioning and strut wrapping bag 4, in addition through the flexible corresponding length of horizontal expansion plate 52 level of control, with the different hem width demands of convenient adjustment.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to those examples; within the idea of the invention, also features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.
The present invention is intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements and the like that may be made without departing from the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (10)
1. The utility model provides a wrapping bag shaping hem device which characterized in that includes:
the packaging bag conveying device comprises a workbench, wherein a conveying feeding part and a conveying discharging part are respectively arranged at two ends of the workbench and used for conveying the feeding and discharging of packaging bags, side guide pillars are respectively arranged between the conveying feeding part and the conveying discharging part along two sides in the conveying direction and used for supporting the side edges of the packaging bags, a laterally-standing V-shaped notch is formed in the outer side of each side guide pillar, the closing end of the notch faces inwards, and an adjusting mechanism is arranged in each side guide pillar and used for adjusting the opening angle of the notch;
the edge folding strips are arranged on the outer sides of the side guide columns in parallel and are attached to the closed ends of the notches so as to extrude and fold the side edges of the packaging bags;
and the rolling mechanism is arranged at one end close to the conveying discharging part and used for conveying the discharged packaging bags to be rolled, flattened and molded by the rolling mechanism.
2. The forming and folding device for the packaging bags according to claim 1, wherein the conveying and feeding part comprises a feeding frame fixed on the workbench, an upper feeding roller and a lower feeding roller are correspondingly and rotatably connected to the feeding frame up and down, and the packaging bags are clamped by the upper feeding roller and the lower feeding roller to be rotatably fed.
3. The forming and folding device for the packaging bags according to claim 1, wherein the conveying and discharging part comprises a discharging frame fixed on the workbench, an upper discharging roller and a lower discharging roller are correspondingly and rotatably connected with the discharging frame up and down, and the packaging bags are clamped by the upper discharging roller and the lower discharging roller to be rotatably fed.
4. A forming and folding device for packaging bags according to claim 1, wherein the two ends of the folding strip are connected with guide strips extending outwards towards the outer side of the side guide columns, and the ends of the guide strips are respectively connected with the conveying feeding part and the conveying discharging part in a sliding manner.
5. The forming and folding device for the packaging bag as claimed in claim 1, wherein the folding strip is magnetically attached to and adsorbed on the closing end of the notch.
6. A bag forming and folding device as claimed in claim 1, wherein the outer side edge of the notch is provided with a cylindrical rib.
7. The forming and folding device for the packaging bag as claimed in claim 1, wherein the rolling mechanism comprises a roller frame fixed on the workbench, and a pressing roller is rotatably connected to the roller frame to rotatably roll the packaging bag for forming.
8. The forming and folding device for the packaging bag as claimed in claim 7, wherein a heating band is wound around the pressing roller corresponding to the outer side edge of the notch.
9. The forming and folding device for the packaging bag as claimed in claim 1, wherein the side guide post comprises a fixed frame, the fixed frame is arranged between the conveying and feeding part and the conveying and discharging part, a horizontal expansion plate is fixed in the fixed frame, oblique expansion plates are rotatably connected to the upper and lower sides of the outer end of the horizontal expansion plate, movable frames are attached to the upper and lower sides of the fixed frame, the outer side edge of each movable frame is rotatably connected to the outer end of the oblique expansion plate, and the oblique expansion plates on the upper and lower sides form the notch in the shape of a side standing V.
10. A forming and folding device for a packing bag according to claim 9, wherein an inner gear ring is provided on an inner side surface of the movable frame, the adjusting mechanism comprises a gear wheel provided in the fixed frame, and the gear wheel is engaged with the inner gear ring to drive the movable frame to rotate along the inner side surface of the fixed frame, so as to adjust the opening angle of the notch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210225659.1A CN114603923B (en) | 2022-03-09 | Packaging bag forming and flanging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210225659.1A CN114603923B (en) | 2022-03-09 | Packaging bag forming and flanging device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114603923A true CN114603923A (en) | 2022-06-10 |
| CN114603923B CN114603923B (en) | 2024-07-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116811350A (en) * | 2023-06-13 | 2023-09-29 | 宁波晶天塑胶科技有限公司 | Plastic bag production device and processing method thereof |
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| CN116811350B (en) * | 2023-06-13 | 2023-12-15 | 宁波晶天塑胶科技有限公司 | Plastic bag production device and processing method thereof |
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