CN220663048U - Bag feeding packaging machine - Google Patents

Abstract

The utility model discloses a bag feeding packaging machine which comprises a driving mechanism, a bag taking device, a bag opening device, a bag receiving device, a filling mechanism and a sealing device, wherein the driving mechanism, the bag taking device, the bag opening device, the bag receiving device, the filling mechanism and the sealing device are arranged on a machine frame; the sealing device comprises a sealing swing mechanism and a plurality of sealing mechanisms which are arranged in parallel, wherein the sealing swing mechanism comprises a plurality of cylinders and sealing upper swing arms. The utility model has the characteristics of simple structure, convenient operation and degree of automation are high, realize getting a system action such as bag, connect the bag, open the bag, filling, exhibition paper-back edition and seal through single power, machining efficiency is high, with low costs.

Description

Bag feeding packaging machine

Technical Field

The utility model relates to the field of packaging equipment, in particular to a bag feeding and packaging machine.

Background

At present, a flexible package bag feeding and packaging machine generally comprises a series of automatic actions of bag feeding and taking, bag receiving, filling, flattening, sealing and the like, and finally sealing of the flexible package bag is achieved. In some scenes, when the filling mechanism does not have a filling tube, the bag opening mechanism is also needed to open the top end opening of the soft packaging bag, so that the filling is convenient; the existing bag feeding packaging machine has the problems of complex structure and poor coordination and matching among all action mechanisms, and due to the fact that the processing procedures are more, the actions cannot be realized through a single power mechanism, in addition, in the aspect of a sealing mechanism, the clamping distance between an inner sealing block and an outer sealing block cannot be adjusted, higher automatic requirements cannot be met, and how to reciprocate in one bag receiving mode to finish a plurality of processing procedures, so that the efficiency is improved, and the problem in the field is always solved. Thus, there is a need for improvements over existing bag-feeding packaging machines.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art, and provides a bag feeding packaging machine which has the characteristics of simple structure, convenient operation and high degree of automation, and can realize the system actions of taking, receiving, opening, filling, flattening, sealing and the like by single power, and has high processing efficiency and low cost. The method is realized by the following technical scheme:

the bag feeding packaging machine comprises a frame, a driving mechanism, a bag taking device, a bag receiving device, a filling mechanism and a sealing device, wherein the driving mechanism, the bag taking device, the bag receiving device, the filling mechanism and the sealing device are arranged on the frame, and a main rotating shaft is arranged at the output end of the driving mechanism; the bag taking device comprises a bag taking swinging mechanism and a bag taking rotating mechanism, wherein the output end of the bag taking swinging mechanism is connected with the bag taking rotating mechanism so as to drive the bag taking rotating mechanism to move up and down; the bag receiving device comprises a first bag receiving swing mechanism, a second bag receiving swing mechanism, an upper bag clamping mechanism, a lower bag receiving mechanism and a transverse reciprocating mechanism, wherein the output end of the first bag receiving swing mechanism is connected with the upper bag clamping mechanism, and the output end of the second bag receiving swing mechanism is connected with the lower bag receiving mechanism so as to drive the upper bag clamping mechanism or the lower bag receiving mechanism to reciprocate in the horizontal direction; the filling mechanism is positioned above the upper bag clamping mechanism; the sealing device comprises a sealing swing mechanism and a plurality of sealing mechanisms which are arranged in parallel, wherein the sealing swing mechanism comprises a plurality of cylinders and sealing upper swing arms; the driving mechanism transmits power to the bag taking swing mechanism, the first bag receiving swing mechanism, the second bag receiving swing mechanism and the sealing swing mechanism through the main rotating shaft.

Preferably, the bag opening device comprises an opening swing mechanism and a bag opening mechanism, the opening swing mechanism comprises a first opening swing arm, a first opening pull rod and a second opening swing arm, the upper end and the lower end of the tail part of the second opening swing arm are respectively connected with a first opening upper pull rod and a first opening lower pull rod, the bag opening mechanism comprises an outer opening piece and an inner opening piece, and the first opening upper pull rod and the first opening lower pull rod are respectively connected with the outer opening piece and the inner opening piece so as to drive the outer opening piece or the inner opening piece to reciprocate, and the outer opening piece and the inner opening piece are respectively provided with an opening vacuum chuck.

Preferably, the bag taking device further comprises a bag taking supporting plate arranged on the frame, a bag taking sliding rail is arranged on the bag taking supporting plate, a limiting plate is arranged on the bag taking supporting plate, and an arc-shaped groove is arranged on the limiting plate; the bag taking rotary mechanism comprises a bag taking sliding block, a pulley and a bag taking frame, and the bag taking sliding block is in sliding connection with the bag taking sliding rail; the bag taking frame is connected with the pulley through a connecting rod, and the pulley is positioned in the arc-shaped groove.

Preferably, the bag taking swing mechanism comprises a first bag taking swing rod, a second bag taking swing rod, a first bag taking pull rod and a second bag taking pull rod, wherein the first bag taking swing rod is driven by a main rotating shaft, two ends of the first bag taking pull rod are respectively hinged with the first bag taking swing rod and the second bag taking swing rod, one end of the second bag taking pull rod is connected with the bag taking rotating mechanism, and the other end of the second bag taking pull rod is hinged with the second bag taking swing rod.

Preferably, the first bag receiving swing mechanism comprises a first bag receiving lower swing arm, a first bag receiving pull rod and a first bag receiving upper swing arm, one end of the first bag receiving pull rod is connected with the first bag receiving lower swing arm, and the other end of the first bag receiving pull rod is connected with the first bag receiving upper swing arm; the upper end and the lower end of the first bag connecting upper swing arm are respectively connected with a first bag connecting upper rod and a first bag connecting lower rod, one end of the first bag connecting upper rod is respectively connected with one of the upper clamping plates, and one end of the first bag connecting lower rod is respectively connected with the other upper clamping plate.

Preferably, the second bag-receiving swing mechanism comprises a second bag-receiving lower swing arm, a second bag-receiving pull rod, a bag-receiving middle swing arm, a bag-receiving intermediate shaft and two groups of second bag-receiving upper swing arms, wherein the bag-receiving intermediate shaft is rotatably arranged on the frame, the bag-receiving middle swing arm and the two groups of second bag-receiving upper swing arms are fixedly connected with the bag-receiving intermediate shaft respectively, and the bag-receiving middle swing arm is hinged with the second bag-receiving pull rod; the upper end and the lower end of each second bag connecting upper swing arm are respectively connected with a second bag connecting upper rod and a second bag connecting lower rod, one end of each second bag connecting upper rod is respectively connected with one lower connecting plate, and one end of each second bag connecting lower rod is respectively connected with the other lower connecting plate.

Preferably, the transverse reciprocating mechanism comprises a third bag receiving swing mechanism, and the output end of the driving mechanism transmits power to the third bag receiving swing mechanism through a bag receiving transmission mechanism; the third bag receiving swing mechanism comprises two third bag receiving swing arms and two third bag receiving pull rods, and the third bag receiving swing arms are connected with an output shaft of the bag receiving transmission mechanism; one end of each third bag connecting pull rod is connected with the lower connecting plate, and the other end of each third bag connecting pull rod is hinged with the third bag connecting swing arm.

Preferably, one end of the cylinder of the seal swinging mechanism is hinged with the head of the seal upper swinging arm; each sealing mechanism comprises an outer sealing block assembly and an inner sealing block assembly, the upper end and the lower end of the tail part of each sealing upper swing arm are respectively connected with a first sealing upper pull rod and a first sealing lower pull rod, one end of each first sealing upper pull rod is respectively connected with the outer sealing block assembly, and one end of each first sealing lower pull rod is respectively connected with the inner sealing block assembly.

Preferably, the sealing swing mechanism further comprises a sealing lower swing arm, a second sealing pull rod, a sealing middle swing arm and a sealing middle shaft, wherein the sealing middle shaft is rotatably arranged on the frame, one end of the sealing middle swing arm is fixedly connected with the sealing middle shaft, and the other end of the sealing middle swing arm is connected with one end of the air cylinder; the device also comprises an intermediate transmission arm, one end of the intermediate transmission arm is fixed with the sealing intermediate shaft, one end of the second sealing pull rod is connected with the sealing lower swing arm, and the other end of the second sealing pull rod is connected with the intermediate transmission arm.

Preferably, the automatic bag-receiving swing arm comprises a first bag-receiving swing arm, a second bag-receiving swing arm, a third bag-receiving swing arm, a flattening mechanism, a flattening sliding rod and a flattening sliding rail, wherein the flattening mechanism comprises a flattening pull rod, a flattening piece and a flattening sliding rail, one end of the flattening pull rod is connected with one end of the third bag-receiving swing arm, the other end of the flattening pull rod is connected with the flattening piece, a flattening sliding block is arranged at the bottom of the flattening piece, the flattening sliding rail is fixed on the lower connecting plate, the flattening sliding block is in sliding connection with the flattening sliding rail, and a pressing head is arranged on the side part of the flattening piece.

Compared with the prior art, the utility model has the following beneficial effects:

according to the technical scheme, a system action such as bag taking, bag receiving, bag opening, filling, flattening, sealing and the like is realized through single power; for the bag taking action, the angle control and adjustment are realized through the bag taking sliding rail on the supporting plate and the arc-shaped groove on the limiting plate, namely in the process of downward movement of the bag taking frame.

For the bag receiving action, an upper bag clamping mechanism and a lower bag receiving mechanism are arranged, the lower bag receiving mechanism is responsible for the conveying action of the whole machine, and the packaging bag can be suspended for a certain time through the upper bag clamping mechanism, so that the machine can be used for completing other processing procedures such as filling; and the actions of the upper bag clamping mechanism, the lower bag receiving mechanism and the transverse reciprocating mechanism are realized through the first bag receiving swinging mechanism, the second bag receiving swinging mechanism and the third bag receiving swinging mechanism.

For sealing the action, seal swing mechanism includes a plurality of cylinders, goes up swing arm, lower swing arm, middle swing arm and jackshaft etc. through a plurality of sealing mechanism centre gripping of main pivot epaxial single power drive or switching to realize sealing or blowing action, and this application is provided with the cylinder, and the length of cylinder can be adjusted, when length variation, and the interval under outer sealing block subassembly and the interior sealing block subassembly clamping state is different, so, can control whether seal.

For the flattening action, the flattening device and the bag receiving device share a transmission mechanism, one end of the flattening pull rod is connected with one end of the third bag receiving swing arm, and the pressing head of the flattening piece slides on the packaging bag through the sliding assembly to realize the flattening action.

Drawings

FIG. 1 is one of the overall construction diagrams of the bag feeding and packaging machine of the present utility model;

FIG. 2 is a second overall block diagram of the bag feeding and packaging machine of the present utility model;

FIG. 3 is a third overall construction of the bag feeding and packaging machine of the present utility model;

FIG. 4 is a fourth overall construction diagram of the bag feeding and packaging machine of the present utility model;

FIG. 5 is a partial block diagram of a bag feeding and packaging machine of the present utility model;

FIG. 6 is a block diagram of a bag opening device of the bag feeding and packaging machine of the present utility model;

FIG. 7 is one of the partial block diagrams of the bag pick-up device of the present utility model;

FIG. 8 is a second partial block diagram of the bag pick-up device of the present utility model;

FIG. 9 is one of the partial construction views of the bag-receiving apparatus of the present utility model;

FIG. 10 is a second partial construction of the bag receiving apparatus of the present utility model;

FIG. 11 is one of the partial block diagrams of the flattening mechanism of the present utility model;

FIG. 12 is a second partial block diagram of the flattening mechanism of the present utility model;

FIG. 13 is one of the partial block diagrams of the sealing device of the present utility model;

fig. 14 is a second partial construction view of the sealing device of the present utility model.

Reference numerals illustrate:

100 machine frame

1 a driving mechanism and 11 a main rotating shaft;

2 bag taking device

The bag taking swinging mechanism 21, the first bag taking swinging rod 211, the second bag taking swinging rod 212, the first bag taking pull rod 213 and the second bag taking pull rod 214;

22 bag taking rotary mechanism, 221 bag taking slide block, 222 pulley, 223 bag taking frame and 224 connecting rod;

23, taking a bag supporting plate;

24, taking a bag sliding rail;

25 limit plates, 251 arc grooves;

3 bag receiving device

31 first bag-receiving swing mechanism, 311 first bag-receiving lower swing arm, 312 first bag-receiving pull rod, 313 first bag-receiving upper swing arm, 314 first bag-receiving upper rod and 315 first bag-receiving lower rod;

the second bag-connecting swing mechanism 32, the second bag-connecting lower swing arm 321, the second bag-connecting pull rod 322, the bag-connecting middle swing arm 323, the bag-connecting middle shaft 324, the second bag-connecting upper swing arm 325, the second bag-connecting upper rod 326 and the second bag-connecting lower rod 327;

a 33 upper bag clamping mechanism, a 331 upper clamping plate and a 332 first clamp;

34 lower bag receiving mechanism, 341 lower plate, 342 second clip;

35 a transverse reciprocating mechanism;

351 third bag-receiving swing mechanism, 3511 third bag-receiving swing arm, 3512 third bag-receiving pull rod and 352 bag-receiving transmission mechanism;

4 filling mechanism

5 sealing device

The device comprises a 51 sealing swing mechanism, 511 cylinders, 512 sealing upper swing arms, 513 sealing lower swing arms, 514 second sealing pull rods, 515 sealing middle swing arms, 516 sealing middle shafts, 517 first sealing upper pull rods, 518 first sealing lower pull rods and 519 middle transmission arms;

52 seal mechanism, 521 outer seal block assembly, 522 inner seal block assembly;

6 bag opening device, 61 opening swing mechanism, 611 first opening swing arm, 612 first opening pull rod, 613 second opening swing arm, 614 first opening upper pull rod, 615 first opening lower pull rod;

62 bag opening mechanisms, 621 outer opening pieces, 622 inner opening pieces;

7 flattening mechanism, 71 flattening pull rod, 72 flattening piece, 721 pressure head, 73 flattening slide rail, 74 flattening slider.

Description of the embodiments

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

1-5, a bag feeding packaging machine comprises a frame 100, a driving mechanism 1, a bag taking device 2, a bag receiving device 3, a filling mechanism 4 and a sealing device 5, wherein the driving mechanism 1, the bag taking device 2, the bag receiving device 3, the filling mechanism 4 and the sealing device 5 are arranged on the frame 100, and a main rotating shaft 11 is arranged at the output end of the driving mechanism 1; the bag taking device 2 comprises a bag taking swinging mechanism 21 and a bag taking rotating mechanism 22, and the output end of the bag taking swinging mechanism 21 is connected with the bag taking rotating mechanism 22 so as to drive the bag taking rotating mechanism 22 to move up and down. The filling mechanism 4 is directly obtained from the prior art and is not specifically described as it is not the point of the utility model of the present application. Depending on the number of bags taken at a time, the type of bag-feeding packaging machine can be given, and depending on the choice, a double-feeding bag-packaging machine can be designed.

The bag receiving device 3 comprises a first bag receiving swing mechanism 31, a second bag receiving swing mechanism 32, an upper bag clamping mechanism 33, a lower bag receiving mechanism 34 and a transverse reciprocating mechanism 35, wherein the output end of the first bag receiving swing mechanism 31 is connected with the upper bag clamping mechanism 33, and the output end of the second bag receiving swing mechanism 32 is connected with the lower bag receiving mechanism 34 so as to drive the upper bag clamping mechanism 33 or the lower bag receiving mechanism 34 to reciprocate in the horizontal direction; the filling mechanism 4 is located above the upper bag clamping mechanism 33.

The sealing device 5 comprises a sealing swing mechanism 51 and a plurality of sealing mechanisms 52 which are arranged in parallel, wherein the sealing swing mechanism 51 comprises a plurality of air cylinders 511 and a sealing upper swing arm 512; the driving mechanism 1 transmits power to the bag taking swing mechanism 21, the first bag receiving swing mechanism 31, the second bag receiving swing mechanism 32 and the sealing swing mechanism 51 through the main rotating shaft 11.

The driving mechanism 1 of the technical scheme consists of a motor and a reduction gearbox, wherein the driving mechanism 1 only transmits power to the mechanisms such as the bag taking device 2, the bag receiving device 3, the filling mechanism 4, the sealing device 5 and the like through a main rotating shaft 11, and particularly, a cam or a cam is arranged on the main rotating shaft 11 so as to transmit reciprocating swinging motion.

In this embodiment, as shown in fig. 6, the bag opening device 6 further includes a bag opening device 6, the bag opening device 6 includes an opening swing mechanism 61 and a bag opening mechanism 62, the opening swing mechanism 61 includes a first opening swing arm 611, a first opening pull rod 612 and a second opening swing arm 613, the upper end and the lower end of the tail portion of the second opening swing arm 613 are respectively connected with a first opening upper pull rod 614 and a first opening lower pull rod 615, the bag opening mechanism 62 includes an outer opening piece 621 and an inner opening piece 622, the first opening upper pull rod 614 and the first opening lower pull rod 615 are respectively connected with the outer opening piece 621 and the inner opening piece 622 to drive the outer opening piece 621 or the inner opening piece 622 to reciprocate, and the outer opening piece 621 and the inner opening piece 622 are both provided with an opening vacuum chuck.

The principle of the opening is that the bag receiving device 3 clamps the secondary packaging bag from the bag taking device 2, then the secondary packaging bag is placed in the bag opening mechanism 62, and the suction force is applied to the bag opening of the packaging bag through the opening vacuum chuck, so that the bag opening is opened. The bag opening mechanism 62 performs the outward contraction and outward expansion of the outer opening member 621 and the inner opening member 622 by the opening swing mechanism 61.

In this embodiment, as shown in fig. 7-8, the bag taking device 2 further includes a bag taking support plate 23 mounted on the frame 100, a bag taking slide rail 24 is disposed on the bag taking support plate 23, a limiting plate 25 is mounted on the bag taking support plate 23, and an arc-shaped slot 251 is disposed on the limiting plate 25; the bag taking rotary mechanism 22 comprises a bag taking sliding block 221, a pulley 222 and a bag taking frame 223, and the bag taking sliding block 221 is in sliding connection with the bag taking sliding rail 24; the bag taking frame 223 is connected with a pulley 222 through a connecting rod 224, and the pulley 222 is positioned in the arc-shaped groove 251. The bag removal and rotation mechanism 22 functions to remove the bag from the storage rack, which is shown in fig. 5.

The bag taking frame 223 is provided with a plurality of bag taking vacuum suckers. The bag taking vacuum chuck is used for sucking the packaging bags on the storage rack, and the bag taking vacuum chuck is directly obtained from the prior art, and the number of the bag taking vacuum chuck is preferably more than four.

In this embodiment, the bag taking swing mechanism 21 includes a first bag taking swing link 211, a second bag taking swing link 212, and a first bag taking pull rod 213 and a second bag taking pull rod 214, where the first bag taking swing link 211 is driven by the main rotating shaft 11, two ends of the first bag taking pull rod 213 are respectively hinged to the first bag taking swing link 211 and the second bag taking swing link 212, one end of the second bag taking pull rod 214 is connected to the bag taking rotating mechanism 22, and the other end is hinged to the second bag taking swing link 212.

The arc-shaped groove 251 in the present application is approximately L-shaped, that is, the bag taking pulley 222 simultaneously moves transversely while the bag taking frame 223 moves up and down; since the bag taking frame 223 is connected with the bag taking pulley 222 through a connecting rod 224, when the bag taking pulley 222 is arranged in the arc-shaped groove 251, the angle of the connecting rod 224 is changed, and meanwhile, the bag taking frame 223 is driven to turn over, namely, the shape of the arc-shaped groove 251 controls the turning angle of the bag taking frame 223; the bag taking pulley 222, the arc-shaped groove 251 and the connecting rod 224 together constitute an angle adjusting unit of the bag taking frame 223. The purpose is that the packaging bag taken in the horizontal direction is changed into the vertical direction, so that the packaging bag is convenient to clamp by a bag receiving mechanism, and the next procedure is performed.

In this embodiment, as shown in fig. 9-10, the first bag-receiving swing mechanism 31 includes a first bag-receiving lower swing arm 311, a first bag-receiving pull rod 312, and a first bag-receiving upper swing arm 313, wherein one end of the first bag-receiving pull rod 312 is connected to the first bag-receiving lower swing arm 311, and the other end is connected to the first bag-receiving upper swing arm 313; the upper end and the lower end of the first bag-receiving upper swing arm 313 are respectively connected with a first bag-receiving upper rod 314 and a first bag-receiving lower rod 315, one end of the first bag-receiving upper rod 314 is respectively connected with one of the upper clamping plates 331, and one end of the first bag-receiving lower rod 315 is respectively connected with the other upper clamping plate 331.

The upper bag clamping mechanism 33 comprises two upper clamping plates 331, and a first clamp 332 is arranged on the upper clamping plates 331; the lower bag receiving mechanism 34 comprises two lower plates 341, and a second clip 342 is arranged on the lower plates 341.

In this embodiment, the second bag-receiving swing mechanism 32 includes a second bag-receiving lower swing arm 321, a second bag-receiving pull rod 322, a bag-receiving middle swing arm 323, a bag-receiving middle shaft 324, and two sets of second bag-receiving upper swing arms 325, wherein the bag-receiving middle shaft 324 is rotatably mounted on the frame 100, the bag-receiving middle swing arm 323 and the two sets of second bag-receiving upper swing arms 325 are fixedly connected with the bag-receiving middle shaft 324, and the bag-receiving middle swing arm 323 is hinged with the second bag-receiving pull rod 322; the upper end and the lower end of each second bag-receiving upper swing arm 325 are respectively connected with a second bag-receiving upper rod 326 and a second bag-receiving lower rod 327, one end of the second bag-receiving upper rod 326 is respectively connected with one of the lower plates 341, and one end of the second bag-receiving lower rod 327 is respectively connected with the other lower plate 341.

It should be noted that the lower bag receiving mechanism 34 is used for clamping the package and driving the package to move from one station to the next, while the upper bag clamping mechanism 33 is used for clamping two ends of the top edge of the package conveyed by the lower bag receiving mechanism 34, so that the package stays on the station, can be subjected to operations such as filling, and then is conveyed to the next station by the lower bag receiving mechanism 34.

In this embodiment, the transverse reciprocating mechanism 35 includes a third bag-receiving swing mechanism 351, and the output end of the driving mechanism 1 transmits power to the third bag-receiving swing mechanism 351 through a bag-receiving transmission mechanism 352; the third bag receiving swing mechanism 351 comprises two third bag receiving swing arms 3511 and two third bag receiving pull rods 3512, and the third bag receiving swing arms 3511 are connected with an output shaft of the bag receiving transmission mechanism 352; one end of each third bag-receiving pull rod 3512 is connected with the lower connecting plate 341, and the other end of each third bag-receiving pull rod is hinged with the third bag-receiving swing arm 3511.

It should be noted that, the function of the bag receiving transmission mechanism 352 is to convert the rotation force of the output shaft of the driving mechanism 1 into the power for swinging the third bag receiving swing arm 3511, and the bag receiving transmission mechanism 352 specifically realizes power transmission and reversing through a gear set, where the gear set specifically may be a combination of a spur gear and a bevel gear.

In this embodiment, as shown in fig. 13-14, one end of the cylinder 511 of the seal swinging mechanism 51 is hinged to the head of the seal upper swinging arm 512; each sealing mechanism 52 comprises an outer sealing block assembly 521 and an inner sealing block assembly 522, the upper end and the lower end of the tail of each sealing upper swing arm 512 are respectively connected with a first sealing upper pull rod 517 and a first sealing lower pull rod 518, one end of the first sealing upper pull rod 517 is respectively connected with the outer sealing block assembly 521, and one end of the first sealing lower pull rod 518 is respectively connected with the inner sealing block assembly 522.

In this embodiment, the seal swinging mechanism 51 further includes a seal lower swing arm 513, a second seal pull rod 514, a seal middle swing arm 515, and a seal middle shaft 516, where the seal middle shaft 516 is rotatably installed on the frame 100, one end of the seal middle swing arm 515 is fixedly connected to the seal middle shaft 516, and the other end is connected to one end of the cylinder 511; and further comprises an intermediate transmission arm 519, one end of the intermediate transmission arm 519 is fixed with the sealing intermediate shaft 516, one end of the second sealing pull rod 514 is connected with the sealing lower swing arm 513, and the other end of the second sealing pull rod 514 is connected with the intermediate transmission arm 519.

The heat sealing mode is adopted in the technical scheme, namely, heating modules are arranged on the outer sealing block component 521 and the inner sealing block component 522, and when the outer sealing block component 521 and the inner sealing block component 522 clamp the packaging bag, the heat sealing is realized; the cylinder 511 has the function that the length of the cylinder 511 can be adjusted, when the length is changed, the spacing between the outer sealing block component 521 and the inner sealing block component 522 in the clamping state is different, so that whether the sealing is finished or not can be controlled, and when the previous bag receiving and filling actions are not ideal, the purpose of unsealing is achieved through the length change of the cylinder 511.

In addition, the cylinder 511 can also be used as a driving mechanism, and an executing component of the cylinder 511 can reciprocate up and down, so that the upper swing arm 512 for sealing is driven to reciprocate; in this case, the sealing device does not require power from the drive mechanism 1.

In this embodiment, as shown in fig. 11-12, the flattening mechanism 7 further includes a flattening pull rod 71, a flattening piece 72 and a flattening slide rail 73, one end of the flattening pull rod 71 is connected with one end of the third bag receiving swing arm 3511, the end of the third bag receiving swing arm 3511 is provided with a flattening slide groove, one end of the flattening pull rod 71 is embedded in the flattening slide groove, the other end of the flattening pull rod 71 is connected with the flattening piece 72, a flattening slide block 74 is arranged at the bottom of the flattening piece 72, the flattening slide rail 73 is fixed on the lower connecting plate 341, the flattening slide block 74 is in sliding connection with the flattening slide rail 73, and a pressure head 721 is arranged on the side part of the flattening piece 72. The flattening pull rod 71, the flattening piece 72 and the flattening slide rail 73 are provided with two pairs of two groups, and the flattening mechanism 7 flattens the bag body of the filled packaging bag, so that the sealing operation of the next station is facilitated.

The above is only a preferred embodiment of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims (9)

1. The bag feeding packaging machine comprises a frame and is characterized by further comprising a driving mechanism, a bag taking device, a bag receiving device, a filling mechanism and a sealing device which are arranged on the frame, wherein the output end of the driving mechanism is provided with a main rotating shaft;

the bag taking device comprises a bag taking swinging mechanism and a bag taking rotating mechanism, wherein the output end of the bag taking swinging mechanism is connected with the bag taking rotating mechanism so as to drive the bag taking rotating mechanism to move up and down;

the bag receiving device comprises a first bag receiving swing mechanism, a second bag receiving swing mechanism, an upper bag clamping mechanism, a lower bag receiving mechanism and a transverse reciprocating mechanism, wherein the output end of the first bag receiving swing mechanism is connected with the upper bag clamping mechanism, and the output end of the second bag receiving swing mechanism is connected with the lower bag receiving mechanism so as to drive the upper bag clamping mechanism or the lower bag receiving mechanism to reciprocate in the horizontal direction; the filling mechanism is positioned above the upper bag clamping mechanism;

the sealing device comprises a sealing swing mechanism and a plurality of sealing mechanisms which are arranged in parallel, wherein the sealing swing mechanism comprises a plurality of cylinders and sealing upper swing arms;

the driving mechanism transmits power to the bag taking swing mechanism, the first bag receiving swing mechanism, the second bag receiving swing mechanism and the sealing swing mechanism through the main rotating shaft respectively;

the automatic bag-receiving swing arm comprises a first bag-receiving swing arm, a second bag-receiving swing arm, a third bag-receiving swing arm, a flattening mechanism, a flattening pull rod, a flattening sliding block and a flattening sliding rail, wherein the flattening mechanism comprises a flattening pull rod, a flattening piece and a flattening sliding rail, one end of the flattening pull rod is connected with one end of the third bag-receiving swing arm, the other end of the flattening pull rod is connected with the flattening piece, the bottom of the flattening piece is provided with the flattening sliding block, the flattening sliding rail is fixed on the lower connecting plate, the flattening sliding block is in sliding connection with the flattening sliding rail, and the side part of the flattening piece is provided with a pressing head.

2. The bag feeding and packaging machine according to claim 1, further comprising a bag opening device, wherein the bag opening device comprises an opening swing mechanism and a bag opening mechanism, the opening swing mechanism comprises a first opening swing arm, a first opening pull rod and a second opening swing arm, the upper end and the lower end of the tail part of the second opening swing arm are respectively connected with a first opening upper pull rod and a first opening lower pull rod, the bag opening mechanism comprises an outer opening piece and an inner opening piece, the first opening upper pull rod and the first opening lower pull rod are respectively connected with the outer opening piece and the inner opening piece to drive the outer opening piece or the inner opening piece to reciprocate, and the outer opening piece and the inner opening piece are respectively provided with an opening vacuum chuck.

3. The bag feeding and packaging machine according to claim 1, wherein the bag taking device further comprises a bag taking supporting plate arranged on the frame, a bag taking sliding rail is arranged on the bag taking supporting plate, a limiting plate is arranged on the bag taking supporting plate, and an arc-shaped groove is arranged on the limiting plate; the bag taking rotary mechanism comprises a bag taking sliding block, a pulley and a bag taking frame, and the bag taking sliding block is in sliding connection with the bag taking sliding rail; the bag taking frame is connected with the pulley through a connecting rod, and the pulley is positioned in the arc-shaped groove.

4. The bag feeding and packaging machine according to claim 3, wherein the bag taking swing mechanism comprises a first bag taking swing rod, a second bag taking swing rod, a first bag taking pull rod and a second bag taking pull rod, the first bag taking swing rod is driven by a main rotating shaft, two ends of the first bag taking pull rod are respectively hinged with the first bag taking swing rod and the second bag taking swing rod, one end of the second bag taking pull rod is connected with the bag taking rotating mechanism, and the other end of the second bag taking pull rod is hinged with the second bag taking swing rod.

5. The bag feeding and packaging machine according to claim 1, wherein the first bag receiving and swinging mechanism comprises a first bag receiving and lower swinging arm, a first bag receiving pull rod and a first bag receiving and upper swinging arm, one end of the first bag receiving pull rod is connected with the first bag receiving and lower swinging arm, and the other end of the first bag receiving pull rod is connected with the first bag receiving and upper swinging arm; the upper end and the lower end of the first bag connecting upper swing arm are respectively connected with a first bag connecting upper rod and a first bag connecting lower rod, one end of the first bag connecting upper rod is respectively connected with one of the upper clamping plates, and one end of the first bag connecting lower rod is respectively connected with the other upper clamping plate.

6. The bag feeding and packaging machine according to claim 5, wherein the second bag receiving swing mechanism comprises a second bag receiving lower swing arm, a second bag receiving pull rod, a bag receiving middle swing arm, a bag receiving middle shaft and two groups of second bag receiving upper swing arms, the bag receiving middle shaft is rotatably arranged on the frame, the bag receiving middle swing arm and the two groups of second bag receiving upper swing arms are fixedly connected with the bag receiving middle shaft respectively, and the bag receiving middle swing arm is hinged with the second bag receiving pull rod; the upper end and the lower end of each second bag connecting upper swing arm are respectively connected with a second bag connecting upper rod and a second bag connecting lower rod, one end of each second bag connecting upper rod is respectively connected with one lower connecting plate, and one end of each second bag connecting lower rod is respectively connected with the other lower connecting plate.

7. The bag feeding and packaging machine according to claim 6, wherein the transverse reciprocating mechanism comprises a third bag receiving and swinging mechanism, and the output end of the driving mechanism transmits power to the third bag receiving and swinging mechanism through a bag receiving and transmission mechanism; the third bag receiving swing mechanism comprises two third bag receiving swing arms and two third bag receiving pull rods, and the third bag receiving swing arms are connected with an output shaft of the bag receiving transmission mechanism; one end of each third bag connecting pull rod is connected with the lower connecting plate, and the other end of each third bag connecting pull rod is hinged with the third bag connecting swing arm.

8. The bag feeding and packaging machine according to claim 1, wherein one end of the cylinder of the seal swinging mechanism is hinged with the head of the upper swing arm of the seal; each sealing mechanism comprises an outer sealing block assembly and an inner sealing block assembly, the upper end and the lower end of the tail part of each sealing upper swing arm are respectively connected with a first sealing upper pull rod and a first sealing lower pull rod, one end of each first sealing upper pull rod is respectively connected with the outer sealing block assembly, and one end of each first sealing lower pull rod is respectively connected with the inner sealing block assembly.

9. The bag feeding and packaging machine according to claim 8, wherein the sealing swing mechanism further comprises a sealing lower swing arm, a second sealing pull rod, a sealing middle swing arm and a sealing middle shaft, the sealing middle shaft is rotatably arranged on the frame, one end of the sealing middle swing arm is fixedly connected with the sealing middle shaft, and the other end of the sealing middle swing arm is connected with one end of the air cylinder; the device also comprises an intermediate transmission arm, one end of the intermediate transmission arm is fixed with the sealing intermediate shaft, one end of the second sealing pull rod is connected with the sealing lower swing arm, and the other end of the second sealing pull rod is connected with the intermediate transmission arm.