CN217575825U - Wrapping bag opening mechanism and packagine machine - Google Patents
Wrapping bag opening mechanism and packagine machine Download PDFInfo
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- CN217575825U CN217575825U CN202221283538.4U CN202221283538U CN217575825U CN 217575825 U CN217575825 U CN 217575825U CN 202221283538 U CN202221283538 U CN 202221283538U CN 217575825 U CN217575825 U CN 217575825U
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Abstract
The utility model relates to a packing bag-opening technical field, the utility model aims to provide a wrapping bag-opening mechanism and packagine machine to solve the bag-opening machine among the prior art and can't open the technical problem of bag packing to the heavier material in bulk, filling. The packaging machine comprises an edge bonding machine, a cutting machine and a packaging bag opening mechanism, wherein the packaging bag opening mechanism comprises a bag opening ring and a ring body mounting seat, the bag opening ring is used for penetrating into the opening of a packaging bag so as to open the packaging bag, a through hole is formed in the ring body mounting seat, an annular groove is formed in the wall of the through hole, the bag opening ring is filled in the groove and prevented from being separated from the through hole, and an annular interval for the packaging bag to penetrate through is formed between the bag opening ring and the groove; the through hole on the ring body mounting seat and the bag opening ring are both arranged in a vertical mode; the bag opening ring has a pressing posture and a bag discharging posture, and the packaging bag is pressed at the bottom of the groove by means of gravity when the bag opening ring is in the pressing posture; when the packaging bag is lifted upwards, the bag opening ring is driven by the packaging bag to the bag outlet posture so as to release the packaging bag.
Description
Technical Field
The utility model relates to a packing bag technology field, concretely relates to wrapping bag opening mechanism.
Background
Packaging machines play an important role in automatic production, and packaging by using packaging bags is a conventional packaging mode in the packaging machines. Whether the production line is complete or the packaging production line, most of the packaging machines needing to be used need to adopt a bag opening mechanism to open the bag opening of the packaging bag so as to package materials.
If chinese utility model patent that grant publication number is CN211869767U just discloses a packagine machine, including two packagine machine mechanisms that the interval was arranged, packagine machine mechanism is used for going out the bag packing with tealeaves top-down, and nevertheless this packagine machine convolutes the wrapping paper before the packing, and the side of the wrapping bag that convolutes and form has the opening, need carry out banding many times to the wrapping bag, therefore the structural strength of wrapping bag is lower, only is applicable to the material that filling density is less, weight is lighter.
The Chinese patent application with the application publication number of CN103395514A discloses a packaging bag opening machine which comprises an outer ring and a bag opening ring arranged in the outer ring, wherein a groove is formed in the inner wall of the opening of the outer ring, the bag opening ring is arranged in the groove, the axes of the inner ring and the outer ring extend along the horizontal direction, packaging bags penetrate through an annular gap between the bag opening ring and the outer ring, namely the bag opening ring is positioned in a bag opening of the packaging bag, the outer ring is arranged outside the packaging bag, one end of the outer ring in the horizontal direction pulls the packaging bag to realize continuous bag outlet in the horizontal direction, and the packaging bags can be continuously opened by the bag opening ring. The packaging bag opening machine is suitable for packaging longer products such as pipes and profiles because the packaging bags are continuously discharged in the horizontal direction, the packaged materials can be kept still when the products are packaged, the packaging bags after opening are pulled to horizontally wrap the products to complete packaging, and the pipes and the profiles are generally directly operated when the pipes and the profiles are carried, so that the packaging bags are not required to bear load.
Then, the above-mentioned bag opening machines have a problem that, if heavy materials (such as metal materials) which are bulk and need to be filled are required to be packaged, the packaging bag which is produced by the packaging machine with an opening at one side of the packaging bag has low strength and poor durability, the heavy materials are easily affected to be damaged and cracked at the edge sealing position when being packaged, and the bag opening machine with the opening facing to the horizontal direction cannot realize the material filling from top to bottom and cannot continuously discharge the bags. In the prior art, a bag opening mechanism which can open and package the heavy materials which are in bulk and need to be filled does not exist.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a bag opening mechanism for packaging bags, which solves the technical problem that the bag opening machine in the prior art can not open and package the heavy materials which are bulk and filled; in addition, the present invention is also directed to a packing machine to solve the above problems.
In order to achieve the above object, the utility model provides a packing bag opening mechanism's technical scheme is:
a bag opening mechanism for packaging bags comprises a bag opening ring and a ring body mounting seat, wherein the bag opening ring is used for penetrating into the bag opening of the packaging bag so as to open the packaging bag, a through hole is formed in the ring body mounting seat, an annular groove is formed in the hole wall of the through hole, the bag opening ring is arranged in the groove, the bag opening ring is prevented from being separated from the through hole, and an annular interval for the packaging bag to penetrate through is formed between the bag opening ring and the groove; the through holes in the ring body mounting seat are arranged in an axial line vertical mode, and the axial lines of the bag supporting rings are also arranged vertically; the bag opening ring has a pressing posture and a bag discharging posture, and is used for pressing the packaging bag at the bottom of the groove by means of self gravity when the bag opening ring is in the pressing posture so as to prevent the packaging bag from falling off the groove downwards; when the upper lifting packaging bag is discharged, the bag opening ring can be upwards driven by the packaging bag to the bag discharging posture so as to release the packaging bag.
Has the advantages that: compare in prior art bag spreader of bagging-off one side opening or left right direction play bag, the utility model provides a bag spreader constructs through all arranging bag spreader ring and ring body mount pad with the vertical mode of axis to can go on from bottom to top going out the bag, when carrying the wrapping bag at last, bag spreader ring can be driven by the wrapping bag and lift and prop up the sack of wrapping bag up, make the wrapping bag can upwards be taken out in annular interval, bag spreader ring can rely on self gravity again to compress tightly the wrapping bag in the recess bottom when stopping going out the bag, prevent that the wrapping bag from falling out the recess, thereby realize top-down ground play bag packing, in bulk, the material of filling can be packed into in the wrapping bag that bag spreader ring propped up in the top of ring body mount pad, the wrapping bag can upwards go out the bag in succession. The bag opening mechanism is suitable for filling massive materials with large density and weight, and effectively solves the technical problem that a bag opening machine in the prior art cannot open bags for packaging the heavy materials which are bulk and filled.
Preferably, the ring body mount pad includes the pressure strip and the fixed bolster of butt joint from top to bottom, and the center of pressure strip and fixed bolster all is equipped with the through-hole, and the through-hole all is equipped with the annular on the pore wall of first through-hole and second through-hole including being located the first through-hole on the pressure strip and being located the fixed bolster, and the annular is the back constitution of butt joint from top to bottom and is used for assembling the sack ring the recess. The pressing plate and the fixed supporting plate which are butted up and down are convenient to install the bag supporting ring in the groove, and the bag supporting ring is clamped in the middle, so that the stable assembly of the bag supporting ring is ensured.
Preferably, the ring grooves on the wall of the first through hole and the wall of the second through hole are both fan-shaped ring grooves, and the pressing plate and the fan-shaped ring grooves on the fixed supporting plate are butted up and down to form the groove with a semicircular cross section. The support ring can be gently supported by the semicircular groove with the section formed by butting the fan-shaped annular grooves, and meanwhile, the collision and abrasion of the support ring and the groove wall of the groove are prevented, so that the bag supporting ring is blocked.
Preferably, the pressing plate and the fixed support plate are detachably connected together. The pressure strip and the supporting plate which are detachably connected not only facilitate the installation of the bag opening ring but also facilitate the disassembly, thereby being beneficial to the maintenance.
Preferably, the compression ring and the fixed support plate are fixed by a connecting bolt penetrating from top to bottom. The connecting bolt can reliably connect and fix the pressure plate and the fixed supporting plate, and the bolt is a common connecting piece and is convenient to disassemble.
Preferably, the edges of the upper and lower orifices of the inner hole of the ring body mounting seat are rounded. The packaging bag is prevented from being cut by the sharp hole edge, and the packaging bag is protected.
Preferably, the bag supporting ring is of a circular ring structure with a circular section. The outer peripheral surface of the circular ring is arc-shaped, so that the packaging bag is effectively protected.
Preferably, the bag supporting ring is a circular ring made of a metal material. The metal material has high density and stable property, and the bag opening ring made of the metal material can ensure that the bag opening ring presses the packaging bag tightly when the packaging bag is not lifted upwards, so that the packaging bag is prevented from falling.
Preferably, the plate body area of the fixed supporting plate is larger than that of the pressing plate, and the plate surface of the fixed supporting plate horizontally extends to be connected and fixed with the platform or the rack. Preferably, the ring body installation seat further comprises a cutting machine and an edge bonding machine, and the cutting machine and the edge bonding machine are arranged above the ring body installation seat. The packaging bag which is discharged upwards and the bag opening of which is opened can be cut short and sealed through the cutting machine and the edge sealing machine, and the packaging at any time is finished.
The utility model provides a packagine machine's technical scheme is:
a packaging machine comprises a cutting machine, an edge bonding machine and a packaging bag opening mechanism, wherein the packaging bag opening mechanism comprises a bag opening ring and a ring body mounting seat, the bag opening ring is used for penetrating into a bag opening of a packaging bag so as to open the packaging bag, a through hole is formed in the ring body mounting seat, an annular groove is formed in the hole wall of the through hole, the groove is used for the bag opening ring to be filled in and preventing the bag opening ring from being separated from the through hole, and an annular interval for the packaging bag to penetrate through is formed between the bag opening ring and the groove; the through holes in the ring body mounting seat are arranged in an axial line vertical mode, and the axial lines of the bag supporting rings are also arranged vertically; the bag opening ring has a pressing posture and a bag discharging posture, and is used for pressing the packaging bag at the bottom of the groove by means of self gravity when the bag opening ring is in the pressing posture so as to prevent the packaging bag from falling off the groove downwards; when the upper lifting packaging bag is discharged, the bag opening ring can be driven upwards by the packaging bag to a bag discharging posture so as to release the packaging bag; the packaging bag opening mechanism is provided with a bag inlet side and a bag outlet side of the packaging bag, and the packaging machine further comprises a cutting machine and an edge sealing machine which are sequentially arranged on the bag outlet side of the packaging bag opening mechanism from bottom to top.
Has the advantages that: compare in prior art bag spreader of bagging-off one side opening or left right direction play bag, the utility model provides a bag spreader constructs through all arranging bag spreader ring and ring body mount pad with the vertical mode of axis to can go on from bottom to top going out the bag, when carrying the wrapping bag at last, bag spreader ring can be driven by the wrapping bag and lift and prop up the sack of wrapping bag up, make the wrapping bag can upwards be taken out in annular interval, bag spreader ring can rely on self gravity again to compress tightly the wrapping bag in the recess bottom when stopping going out the bag, prevent that the wrapping bag from falling out the recess, thereby realize top-down ground play bag packing, in bulk, the material of filling can be packed into in the wrapping bag that bag spreader ring propped up in the top of ring body mount pad, the wrapping bag can upwards go out the bag in succession. The bag opening mechanism is suitable for filling massive materials with large density and weight, and effectively solves the technical problem that a bag opening machine in the prior art cannot open bags for packaging the heavy materials which are bulk and filled. Through establishing at the wrapping bag of wrapping bag opening mechanism and taking out the cutting machine and the bag sealer of side, can cut the wrapping bag after opening the bag and going out the bag and seal the port at any time to make things convenient for the filling of material and the bagging-off packing, the wrapping bag can be cut into the size of different length, more does benefit to the filling of packagine machine adaptation in different materials.
Preferably, the ring body mount pad includes the pressure strip and the fixed bolster of butt joint from top to bottom, and the center of pressure strip and fixed bolster all is equipped with the through-hole, and the through-hole all is equipped with the annular on the pore wall of first through-hole and second through-hole including being located the first through-hole on the pressure strip and being located the fixed bolster, and the annular is the back constitution of butt joint from top to bottom and is used for assembling the pocket ring the recess. The pressing plate and the fixed supporting plate which are butted up and down are convenient to install the bag supporting ring in the groove, and the bag supporting ring is clamped in the middle, so that the stable assembly of the bag supporting ring is ensured.
Preferably, the ring grooves on the wall of the first through hole and the wall of the second through hole are sector ring grooves, and the sector ring grooves on the pressing plate and the fixed supporting plate are butted up and down to form the groove with a semicircular cross section. The support ring can be gently supported by the semicircular groove with the section formed by butting the fan-shaped annular grooves, and meanwhile, the collision and abrasion of the support ring and the groove wall of the groove are prevented, so that the bag supporting ring is blocked.
Preferably, the pressing plate and the fixed support plate are detachably connected together. The pressure strip and the supporting plate which are detachably connected not only facilitate the installation of the bag opening ring but also facilitate the disassembly, thereby being beneficial to the maintenance.
Preferably, the compression ring and the fixed support plate are fixed through a connecting bolt penetrating from top to bottom. The connecting bolt can reliably connect and fix the pressing plate and the fixed supporting plate, and the bolt is a common connecting piece and is convenient to detach.
Preferably, the edges of the upper and lower orifices of the inner hole of the ring body mounting seat are rounded. The sharp hole edge is prevented from cutting the packaging bag, and the packaging bag is protected.
Preferably, the bag supporting ring is of a circular ring structure with a circular section. The outer peripheral surface of the circular ring is arc-shaped, so that the packaging bag is effectively protected.
Preferably, the bag supporting ring is a circular ring made of a metal material. The metal material has high density and stable property, and the bag opening ring made of the metal material can ensure that the bag opening ring presses the packaging bag tightly when the packaging bag is not lifted upwards, so that the packaging bag is prevented from falling.
Preferably, the plate body area of the fixed supporting plate is larger than that of the pressing plate, and the plate surface of the fixed supporting plate horizontally extends to be connected and fixed with the platform or the rack.
Drawings
Fig. 1 is a front view of a packaging machine in embodiment 1 provided by the present invention;
fig. 2 is a schematic structural view of a bag discharging mechanism of the packaging bag opening mechanism in the packaging machine of fig. 1.
Description of reference numerals:
1. packaging bags; 2. a bag supporting ring; 3. a ring body mount; 4. a compression plate; 5. fixing the support plate; 6. a connecting bolt; 7. a groove; 8. packaging the packaging bag into a roll; 9. a cutting machine; 10. provided is an edge bonding machine.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention, i.e., the described embodiments are only some, but not all embodiments of the invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the language "comprising one of 8230; \8230;" etc. does not exclude a process, method or the like that comprises such an element.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" when they are used are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art through specific situations.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the term "provided" may be used in a broad sense, for example, the object provided may be a part of the body, or may be arranged separately from the body and connected to the body, and the connection may be a detachable connection or a non-detachable connection. The specific meaning of the above terms in the present invention can be understood by those skilled in the art from the specific situation.
The present invention will be described in further detail with reference to examples.
The utility model provides a packagine machine's embodiment 1:
as shown in fig. 1, the packaging machine in this embodiment includes a bag opening mechanism for a packaging bag, a cutting machine 9, and an edge bonding machine 10, where the bag opening mechanism is provided below the bag inlet side and above the bag outlet side, and the cutting machine 9 and the edge bonding machine 10 are both provided above the bag opening mechanism. The packaging bag opening mechanism is used for enabling the packaging bags 1 to be discharged upwards from bottom to top and keeping the packaging bags 1 to be opened in the bag discharging process, materials can be conveniently filled in the packaging bags 1 from top to bottom, the cutting machine 9 and the edge sealing machine 10 are used for cutting off the packaging bags 1 discharged upwards and sealing off the fracture, a new bag opening is formed below the cut-off packaging bags 1, and bag discharging and material packaging operations of the next section of packaging bags 1 are facilitated.
As shown in fig. 1 and fig. 2, the bag opening mechanism of the packaging bag comprises a bag opening ring 2 and a ring body mounting seat 3, the bag opening ring 2 is of a solid structure and made of stainless steel materials, the density of the bag opening ring is high, the property of the bag opening ring is stable, the bag opening ring can be used for continuously opening the bag opening of the packaging bag and pressing the packaging bag tightly when the packaging bag is not taken out of the bag, the bag opening ring 2 is assembled in the ring body mounting seat 3, and a packaging bag reel 8 which is used for winding the packaging bag 1 is arranged below the bag opening mechanism. The bag opening ring 2 is used for being sleeved in the bag opening of the packaging bag 1 drawn out from the packaging bag reel 8, so that the bag opening of the packaging bag 1 is opened, the packaging bag 1 upwards penetrates out from the space between the bag opening ring 2 and the ring body installation seat 3, continuous upward bag outlet is realized by lifting the packaging bag 1, the bag opening ring 2 is kept in the ring body installation seat 3, and the packaging bag 1 penetrating through the outer part of the bag opening ring 2 is continuously opened.
As shown in fig. 1 and 2, the ring body mounting base 3 is a detachable structure with an upper split and a lower split, and comprises a pressing plate 4 above and a fixed support plate 5 fixedly connected below the pressing plate 4, wherein the pressing plate 4 and the fixed support plate 5 are attached to each other and extend horizontally, the pressing plate 4 is a square plate, the plate area of the fixed support plate 5 is far larger than the pressing plate 4, and the fixed support plate 5 can separately fixedly support the pressing plate 4 and can also be fixedly connected with a platform or a frame through the plate area. 4 glands of pressure strip are at the last side of fixed support plate 5, the central through-hole that the position corresponds and the aperture is the same has all been seted up on two plate bodys, the through-hole on the pressure strip 4 is first through-hole, the through-hole on the fixed support plate 5 is the second through-hole, thereby pressure strip 4 is connected fixedly with fixed support plate 5 through the connecting bolt 6 that from top to bottom wears to establish on its four corners, behind pressure strip 4 and the 5 fixed connection of fixed support plate, butt joint switches on about first through-hole and the second through-hole, two through-holes after switching on have constituted the hole of ring body mount pad 3 promptly, prop bag ring 2 and assemble in the hole.
As shown in fig. 2, the pore wall border of the position department of laminating mutually of first through-hole and second through-hole all is equipped with radial outside extension, the fan ring groove that the size is the same, two fan ring grooves have constituted the cross-section after the butt joint and have been the semicircular annular groove 7, prop bag ring 2 and recess 7 clearance fit, the ring body diameter of propping bag ring 2 is less than the horizontal diameter of recess 7, the ring body diameter of propping bag ring 2 is greater than the diagonal diameter of recess 7, consequently prop bag ring 2 and recess 7 assembly back, formed the annular interval that is used for supplying the wrapping bag to wear out between the two, prop bag ring 2 and install nevertheless can not drop out recess 7 downwards in recess 7. As shown in fig. 2, the bag supporting ring 2 is a circular ring with a circular cross section, and the bag supporting ring 2 can be lapped on the groove wall of the groove 7.
When going out the bag, prop bag ring 2 and have the gesture of compressing tightly and go out the bag gesture, prop bag ring 2 when compressing tightly the gesture, because the action of gravity, prop bag ring 2 roof pressure on the bottom cell wall of recess 7, thereby will penetrate wrapping bag 1 chucking in the annular interval in the recess 7 of ring body mount pad 3, prevent that wrapping bag 1 from deviating from recess 7 downwards, when last wrapping bag 1 goes out the bag, prop bag ring 2 and thus be in out the bag gesture by wrapping bag 1 upwards mentioning, thereby this moment because prop bag ring 2 and be mentioned and make the annular interval opened, wrapping bag 1 can be carried and take out.
In this embodiment, the wrapping bag 1 of wrapping bag opening mechanism props the bag process and can be earlier interior, penetrate wrapping bag 1 in recess 7 from recess 7 bottom after 3 assembly fixings of ring body mount pad, make wrapping bag 1 pass and prop up the clearance between bag ring 2 and recess 7 and wear out upwards, also can penetrate wrapping bag 1 in the annular of fixed support plate 5 earlier, put into bag ring 2 in the sack of wrapping bag 1 again, make and prop bag ring 2 and take on the through-hole annular of fixed support plate 5, finally with pressure strip 4 pressfitting on fixed support plate 5, and will prop bag ring 2 and wrapping bag 1 and press from both sides in the middle, accomplish the connection assembly of propping bag mechanism.
In this embodiment, for preventing that wrapping bag 1 from being scraped brokenly by the notch that props bag ring 2 or recess 7, prop the whole outer peripheral face of bag ring 2 and all do the processing of polishing to the outer peripheral face that makes prop bag ring 2 is the smooth surface, and the equal radius angle in upper and lower drill way border of 3 holes in the ring body mount pad is handled, scrapes brokenly the protection to wrapping bag 1.
Compared with a bagging machine in the prior art, the packaging machine in the embodiment can discharge bags upwards through the packaging bag opening mechanism, so that the packaging machine is suitable for bulk packaging and material filling, and is suitable for bagging of massive materials (such as metal) with large density and weight.
The utility model provides a packagine machine's embodiment 2:
the difference from embodiment 1 is that in embodiment 2, the ring body mounting seat is of a single plate structure, a central through hole is formed in the single plate, a circular groove with a semicircular section is formed in the hole wall of the central through hole, and the bag opening ring is assembled in the circular groove through self elastic deformation. Or in other embodiments, the bag supporting rings can also be of a segmented splicing structure, and each segment of bag supporting ring is sequentially arranged in the groove.
The utility model provides a packagine machine's embodiment 3:
the difference from embodiment 1 is that in embodiment 3, the ring body mounting base includes a pressing plate and a fixed support plate, and the pressing plate and the fixed support plate are welded and fixed. In other embodiments, the pressing plate and the fixing support plate can be fixed by using a connection method such as screw connection or adhesion.
The utility model provides a packagine machine's embodiment 4:
the difference from embodiment 1 is that in embodiment 4, the groove has a square groove section capable of accommodating the bag support ring. In other embodiments, the inner circumferential surface of the bag supporting ring may be a plane, that is, the cross section of the bag supporting ring is a semicircle, or the cross section of the bag supporting ring may be designed and changed according to the actual bag outlet situation.
The utility model provides a packagine machine's embodiment 5:
the difference from embodiment 1 is that in embodiment 5, the bag supporting ring is a copper ring. In other embodiments, other metal materials such as iron-aluminum material or alloy material can be used to make the bag-supporting ring. In various embodiments, a heavier weight plastic material may be used to form the bag-stay ring.
The utility model provides a wrapping bag opening mechanism's concrete embodiment:
the wrapping bag props a bag mechanism in this embodiment is the same with the wrapping bag props a bag mechanism in the above-mentioned embodiment of each packagine machine, including ring body mount pad and the bag ring of propping of assembly in the ring body mount pad, and wrapping bag props a bag mechanism and can go out the bag mode from bottom to top, and its concrete structure and cooperation relation are no longer repeated.
Finally, it should be noted that the above mentioned embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that the technical solutions described in the foregoing embodiments may be modified without inventive effort, or some technical features may be substituted equally. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The packaging bag opening mechanism comprises a bag opening ring (2) and a ring body mounting seat (3), wherein the bag opening ring (2) is used for penetrating through a bag opening of a packaging bag (1) to open the packaging bag (1), a through hole is formed in the ring body mounting seat (3), an annular groove (7) is formed in the wall of the through hole, the groove (7) is used for the bag opening ring (2) to be filled in and preventing the bag opening ring (2) from being separated from the through hole, and an annular interval for the packaging bag (1) to penetrate through is formed between the bag opening ring (2) and the groove (7); the novel bag opening device is characterized in that through holes in the ring body mounting seat (3) are arranged in a mode that the axis is vertical, and the axis of the bag opening ring (2) is also vertically arranged; the bag opening ring (2) has a pressing posture and a bag discharging posture, and when the bag opening ring (2) is in the pressing posture, the bag opening ring is used for pressing the packaging bag (1) at the bottom of the groove (7) by means of self gravity to prevent the packaging bag (1) from falling off the groove (7) downwards; when the upper lifting packaging bag (1) is taken out, the bag opening ring (2) can be upwards driven by the packaging bag (1) to a bag outlet posture so as to release the packaging bag (1).
2. The packaging bag opening mechanism according to claim 1, wherein the ring body mounting seat (3) comprises a pressing plate (4) and a fixed supporting plate (5) which are butted up and down, through holes are formed in the centers of the pressing plate (4) and the fixed supporting plate (5), the through holes comprise a first through hole in the pressing plate (4) and a second through hole in the fixed supporting plate, annular grooves are formed in the hole walls of the first through hole and the second through hole, and the annular grooves are butted up and down to form the groove (7) for assembling the bag opening ring (2).
3. The bag opening mechanism according to claim 2, wherein the ring grooves on the walls of the first through hole and the second through hole are fan-shaped ring grooves, and the pressing plate (4) and the fan-shaped ring grooves on the fixed supporting plate (5) are butted up and down to form the groove (7) with a semicircular section.
4. The bag opening mechanism according to claim 3, wherein the pressing plate (4) and the fixed support plate (5) are detachably connected together.
5. The bag opening mechanism of claim 4, wherein the pressing plate (4) and the fixed support plate (5) are fixed by a connecting bolt (6) penetrating from top to bottom.
6. The bag opening mechanism according to any one of claims 1 to 5, wherein the upper and lower opening edges of the inner hole of the ring body mounting seat (3) are rounded.
7. The bag opening mechanism according to any one of claims 1-5, wherein the bag opening ring (2) is a circular ring structure with a circular cross section.
8. The bag opening mechanism of claim 7, wherein the bag opening ring (2) is a circular ring made of metal material.
9. The packaging bag opening mechanism according to any one of claims 2 to 5, wherein the plate body area of the fixed support plate (5) is larger than that of the pressing plate (4), and the plate surface of the fixed support plate (5) extends horizontally for being connected and fixed with a platform or a rack.
10. A packaging machine comprises a cutting machine (9) and an edge bonding machine (10), and is characterized by further comprising the packaging bag opening mechanism of any one of claims 1 to 9, wherein the packaging bag opening mechanism is provided with a bag inlet side of a packaging bag and a bag outlet side of the packaging bag, and the cutting machine (9) and the edge bonding machine (10) are sequentially arranged on the bag outlet side of the packaging bag opening mechanism from bottom to top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221283538.4U CN217575825U (en) | 2022-05-25 | 2022-05-25 | Wrapping bag opening mechanism and packagine machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221283538.4U CN217575825U (en) | 2022-05-25 | 2022-05-25 | Wrapping bag opening mechanism and packagine machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217575825U true CN217575825U (en) | 2022-10-14 |
Family
ID=83553773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221283538.4U Active CN217575825U (en) | 2022-05-25 | 2022-05-25 | Wrapping bag opening mechanism and packagine machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217575825U (en) |
-
2022
- 2022-05-25 CN CN202221283538.4U patent/CN217575825U/en active Active
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