CN218987104U

CN218987104U - Automatic bagging machine

Info

Publication number: CN218987104U
Application number: CN202223613293.XU
Authority: CN
Inventors: 陈宗渝; 段耀华
Original assignee: Shenzhen Shuangcheng Intelligent Packaging Equipment Co ltd
Current assignee: Shenzhen Shuangcheng Intelligent Packaging Equipment Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-05-09
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses an automatic bagging machine, which at least comprises: organism and set up in organism: a bag making device configured to provide a package bag; a first conveying device configured to transport the package bags; the bag opening device is positioned at the side of the first conveying device and is configured to open the packaging bag; the second conveying device is positioned at the side of the bag opening device and is configured to transport the objects to be packaged; the pushing device is positioned at the tail end of the second conveying device and matched with the bag opening device, and is configured to push the objects to be packaged into the packaging bags opened by the bag opening device; the bag sealing device is positioned at the side of the first conveying device and at the rear of the bag opening device and is configured to seal a packaging bag filled with an object to be packaged; the conveying directions of the first conveying device and the second conveying device are parallel; the bag opening device is arranged between the first conveying device and the second conveying device. The equipment integrates a series of procedures of bag supply, bag opening, bagging and bag sealing, and has high automation degree and high production efficiency.

Description

Automatic bagging machine

Technical Field

The utility model relates to the field of mechanical equipment, in particular to an automatic bagging machine.

Background

The packing box or the packing box is very widely applied, and in order to meet application requirements, a flexible outer bag (a plastic bag in general) needs to be sleeved outside the packing box or the packing box, such as a bottled wine packing box, an express box and the like, and finally, the flexible outer bag needs to be sleeved to protect the surface of the packing box from being scratched, and meanwhile, the packing box or the packing box has a dustproof effect.

The traditional packing box or packing box bagging mode is manual operation, and a worker loads the packing box or the packing box into the flexible outer bag by hand, so that the traditional bagging mode is time-consuming, labor-consuming and low in efficiency, and is difficult to cooperate with the whole production line to form an automatic system, so that the intelligent, automatic and large-scale production of the packing box is not facilitated.

Disclosure of Invention

The utility model aims to provide an automatic bagging machine with a simple structure and convenient assembly and a bagging machine with a simple structure, which can at least solve one of the problems.

According to one aspect of the present utility model, there is provided an automatic bagging machine comprising at least:

the machine body and the following devices arranged on the machine body:

a bag making device configured to provide a package bag;

a first conveying device configured to transport the package bags;

the bag opening device is positioned at the side of the first conveying device and is configured to open the packaging bag;

the second conveying device is positioned at the side of the bag opening device and is configured to transport the objects to be packaged;

the pushing device is positioned at the tail end of the second conveying device and matched with the bag opening device, and is configured to push the objects to be packaged into the packaging bags opened by the bag opening device;

the bag sealing device is positioned at the side of the first conveying device and at the rear of the bag opening device and is configured to seal a packaging bag filled with an object to be packaged;

the conveying directions of the first conveying device and the second conveying device are parallel;

the bag opening device is arranged between the first conveying device and the second conveying device.

Therefore, the utility model provides an automatic bagging machine with a brand new structure, which has the working principle that:

s1, feeding: the film bag is input into a bag making device, and the object to be packaged is input into a second conveying device;

s2, feeding: the first conveying device conveys the single packaging bags manufactured by the bag manufacturing device to a bag opening device; the second conveying device conveys the objects to be packaged to the pushing device;

s3, opening a bag: the bag opening device works to open the packaging bag;

s4, pushing: the pushing device works to push the objects to be packaged into the packaging bags opened by the bag opening device;

s5, sealing: the first conveying device conveys the packaging bags filled with the objects to be packaged to the bag sealing device, the bag sealing device works, the packaging bags are sealed, and then the packaging bags are output through the first conveying device.

In the equipment, a series of procedures of bag supply, bag opening, bag packing and bag sealing are integrated, the automation degree is high, and the production efficiency is high.

In some embodiments, the bag opening device comprises at least:

a first mounting frame;

the bag passing plate is arranged on the first mounting frame and used for supporting the packaging bag;

the adsorption mechanism is arranged on the first mounting frame and matched with the packaging bag and is used for opening the packaging bag from the up-down direction;

the opening mechanism is arranged on the first mounting frame and matched with the packaging bag and used for opening the packaging bag from two sides;

the stretching mechanism comprises a first mounting plate, a first driving piece, a first belt transmission module, a screw nut guiding module and a pair of stretching pieces, wherein the first driving piece, the first belt transmission module, the screw nut guiding module and the pair of stretching pieces are mounted on the first mounting plate, the first belt transmission module is in power connection with the first driving piece, the screw nut guiding module is in transmission connection with the first belt transmission module, the pair of stretching pieces are mounted on the screw nut guiding module and matched with the packaging bag, and the pair of stretching pieces can be mutually close to or mutually far away under the driving of the first driving piece.

Therefore, the utility model provides a bag opening device with a brand new structure, which has the working principle that: after the packaging bag is transported to the bag passing plate, the packaging bag is firstly opened through the adsorption mechanism, then the opening mechanism starts to work, a pair of opening pieces firstly extend into the packaging bag, then the first driving piece drives the first belt transmission module to work, the screw rod nut guide module drives the pair of opening pieces to move towards two sides to open the packaging bag, and then the packaging bag is subsequently opened by placing a paper box or a packaging box waiting for packaging objects into the packaging bag, and the pair of opening pieces retract and reset to wait for the next circulation.

The bag opening device can realize automatic bag opening operation of the packaging bag, has high working efficiency compared with manual bag opening operation, and meets the requirement of mass production; more importantly, the screw-nut guide module is adopted for transmission and guide, so that the operation is stable, and the failure rate is low.

In some embodiments, the spreader mechanism further comprises a pair of second driving members mounted to the lead screw nut guide module, and the pair of spreader members are correspondingly mounted to the driving ends of the pair of second driving members. Therefore, the second driving piece can realize the expansion and contraction of the expanding piece in the height direction, and the adjustment of the height direction is completed.

In some embodiments, the spreader mechanism further comprises a first slider rail guide module comprising a first linear rail mounted to the first mounting plate and a pair of first sliders slidably nested around the first linear rail, the pair of second drivers being mounted to the lead screw nut guide module and the sliders simultaneously. Therefore, in the process that the pair of the propping pieces are close to each other or far away from each other, the pair of the first sliding blocks correspondingly slide on the first linear guide rail, so that the stability is high.

In some embodiments, the spreader mechanism further comprises a third driver and a guide bar, the first mounting plate is movably mounted to the first mounting frame by the guide bar, the third driver is mounted to the first mounting frame and the driving end is connected to the first mounting plate. The third driving piece is used for moving the first mounting plate and the parts mounted on the first mounting plate back and forth together to finish the extending and extending actions of the opening piece relative to the packaging bag; the guide rod plays a guiding role, so that the operation is stable.

In some embodiments, the suction mechanism includes a lower suction nozzle mounted to the bag passing plate and engaged with the lower bag body portion of the package, and an upper suction nozzle mounted to the first mounting bracket and engaged with the upper bag body portion of the package.

In some embodiments, the bag making device comprises a bag making mechanism, a film pushing mechanism and a material pressing mechanism, wherein the bag making mechanism is arranged at the front end of the first conveying device and is used for preparing the packaging bag, the film pushing mechanism is arranged between the first conveying device and the bag making mechanism and is used for pushing the packaging bag prepared by the bag making mechanism to the first conveying device, and the material pressing mechanism is matched with the film pushing mechanism and is used for pressing the packaging bag transported by the film pushing mechanism to the first conveying device. From this, system bag mechanism makes single wrapping bag through continuous membrane bag, pushes away membrane mechanism and pushes away single wrapping bag to first conveyor, and pressing mechanism is used for compressing tightly the wrapping bag that pushes away membrane mechanism and carries, and the wrapping bag is transported to the opening device through first conveyor to the next pushing away material of being convenient for push away membrane mechanism reset.

In some embodiments, the film pushing mechanism comprises a second mounting plate, a fifth driving piece, a second belt transmission module, a second slider guide rail guide module and a material stirring piece, wherein the second belt transmission module is in power connection with the fifth driving piece, the second slider guide rail guide module comprises a second linear guide rail mounted on the second mounting plate and a second slider sleeved on the periphery of the second linear guide rail in a sliding manner, and the material stirring piece is simultaneously mounted on the second belt transmission module and the second slider;

the material stirring piece is provided with a notch, and the material pressing mechanism comprises a material pressing piece which can pass through the notch and can press the packaging bag on the first conveying device;

and an adsorption hole matched with the packaging bag is formed in the conveying belt of the first conveying device.

Therefore, the working principle of the film pushing mechanism is as follows: the material shifting piece is inserted into the film bag, the fifth driving piece drives the second belt transmission module to work, so that the material shifting piece moves along a second linear guide rail of the second slider guide rail module to move the film bag towards one end of the first conveying device, after moving in place, the material pressing mechanism works, the material pressing piece downwards passes through the notch to press the film bag on the first conveying device, at the moment, the material shifting piece is reset, a hot pressing module of the bag making mechanism is used for hot pressing and cutting the film bag to obtain a single packaging bag, the material pressing mechanism is reset, and the packaging bag is conveyed to the bag opening device by the first conveying device; the material stirring piece is driven by the fifth driving piece to repeat the above actions, so that automatic continuous production can be completed.

In some embodiments, the pushing device comprises a third mounting plate, a sixth driving piece, a third belt transmission module, a third slider guide rail guide module and a pushing piece, wherein the third mounting plate is mounted on the machine body and located at the tail end of the second conveying device, the third belt transmission module and the sixth driving piece are mounted on the third mounting plate and are in power connection with each other, the third slider guide rail guide module comprises a third linear guide rail mounted on the third mounting plate and a third slider slidably sleeved on the periphery of the third linear guide rail, and the pushing piece is mounted on the third belt transmission module and the third slider simultaneously. From this, blevile of push's theory of operation does: after the object to be packaged is conveyed by the second conveying device in place, the sixth driving piece drives the third belt transmission module to work, so that the pushing piece moves along the third linear guide rail of the third slider guide rail module to push the object to be packaged to one end of the first conveying device, and automatic feeding of the object to be packaged is completed.

In some embodiments, the bag sealing device comprises a second mounting frame, and a heat sealing knife mechanism, a jacking mechanism, a material pressing and blocking mechanism and a film clamping mechanism which are mounted on the second mounting frame, wherein the film clamping mechanism is matched with a packaging bag filled with an object to be packaged and used for pulling the packaging bag to a sealing position, the heat sealing knife mechanism is matched with the jacking mechanism, sealing work is completed jointly, the material pressing and blocking mechanism is matched with the packaging bag and used for blocking the object to be packaged and compacting the packaging bag during heat sealing. Thereby, the film clamping mechanism is used for pulling the packaging bag from the first conveying device to the bag sealing position; the material pressing and blocking mechanism is used for pressing the packaging bag and blocking the objects to be packaged, so that heat sealing is prevented from being influenced; the jacking mechanism is used for jacking and supporting the packaging bag; the heat sealing knife mechanism is matched with the jacking mechanism to finish transverse pressure heat sealing of the bag mouth.

The utility model has the beneficial effects that:

Drawings

FIG. 1 is a schematic perspective view of an automatic bagging machine according to an embodiment of the present utility model;

FIG. 2 is a schematic top view of the automatic bagging machine of FIG. 1;

FIG. 3 is a schematic view of a partial perspective view of the bag making device and the first conveying device of the automatic bagging machine shown in FIG. 1;

FIG. 4 is a schematic perspective view of a film pushing mechanism of the bag making device shown in FIG. 3;

FIG. 5 is a schematic perspective view of the automatic bagging machine shown in FIG. 1, with part of the structure omitted;

FIG. 6 is a schematic view of a partial perspective structure of the automatic bagging machine shown in FIG. 5, in which a pushing device and a bag opening device are matched;

FIG. 7 is a schematic perspective view of a bag opening device of the automatic bagging machine shown in FIG. 6;

FIG. 8 is a schematic perspective view of the bag opening device shown in FIG. 7, with parts omitted;

FIG. 9 is a second perspective view of the bag opening device shown in FIG. 7 with a part of the structure omitted;

FIG. 10 is a third perspective view of the bag opening device shown in FIG. 7 with a portion thereof omitted;

fig. 11 is a schematic perspective view of a bag sealing device of the automatic bagging machine shown in fig. 1.

Reference numerals in fig. 1 to 11: 1-a machine body; 2-a bag making device; 3-a first conveying device; 4-a bag opening device; 5-a second conveying device; 6-a pushing device; 7-bagging devices; 8-packaging bags; 21-a bag making mechanism; 22-film pushing mechanism; 23-a material pressing mechanism; 41-a first mounting frame; 42-passing the bag board; 43-adsorption mechanism; 44-a spreader mechanism; 61-a third mounting plate; 62-sixth drivers; 63-a third belt drive module; 64-a third slider guide rail guide module; 65-pushing piece; 71-a second mounting frame; 72-a heat seal knife mechanism; 73-a lifting mechanism; 74-a material pressing and blocking mechanism; 75-a film clamping mechanism; 221-a second mounting plate; 222-a fifth driver; 223-a second belt drive module; 224-a second slider rail guide module; 225, a kick-out piece; 231-pressing piece; 431-lower suction nozzle; 432-upper suction nozzle; 433-fourth drive; 441-a first mounting plate; 442-a first driver; 443-a first belt drive module; 444-a lead screw nut guide module; 445-spreader; 446-a second driver; 447-a first slider rail guide module; 448-third driver; 449-guide bar; 225 a-notch; 444 a-mounting stand; 444 b-lead screw; 444 c-nut; 443 a-driving wheel; 443 b-driven wheel; 443 c-a drive belt; 447 a-a first linear guide; 447 b-first slider.

Detailed Description

The utility model is described in further detail below with reference to the accompanying drawings.

Figures 1-11 schematically illustrate an automatic bagging machine according to one embodiment of the present utility model.

As shown in fig. 1 to 11, the automatic bagging machine at least includes:

the machine body 1 and the following devices provided to the machine body 1:

a bag making device 2 configured to provide a package bag 8;

a first conveying device 3 configured to transport the packaging bag 8;

the bag opening device 4 is positioned at the side of the first conveying device 3 and is configured to open the packaging bag 8;

the second conveying device 5 is positioned at the side of the bag opening device 4 and is configured to convey the objects to be packaged;

the pushing device 6 is positioned at the tail end of the second conveying device 5 and matched with the bag opening device 4, and is configured to push the objects to be packaged into the packaging bag 8 which is opened by the bag opening device 4;

the bag sealing device 7 is positioned at the side of the first conveying device 3 and at the rear of the bag opening device 4 and is configured to seal a packaging bag 8 filled with an object to be packaged;

the conveying directions of the first conveying device 3 and the second conveying device 5 are parallel;

the bag opening device 4 is installed between the first conveying device 3 and the second conveying device 5.

As shown in fig. 6 to 10, the bag opening device 4 of the present embodiment includes at least:

a first mounting frame 41;

a bag passing plate 42 mounted to the first mounting frame 41 and supporting the packing bag 8;

an adsorption mechanism 43 mounted on the first mounting frame 41 and cooperating with the packing bag 8 for opening the packing bag 8 from the up-down direction;

a stretching mechanism 44 mounted on the first mounting frame 41 and cooperating with the packaging bag 8 for stretching the packaging bag 8 from both sides;

the stretching mechanism 44 includes a first mounting plate 441, a first driving member 442 mounted on the first mounting plate 441, a first belt transmission module 443, a lead screw nut guiding module 444 and a pair of stretching members 445, the first belt transmission module 443 is in power connection with the first driving member 442, the lead screw nut guiding module 444 is in transmission connection with the first belt transmission module 443, the pair of stretching members 445 are mounted on the lead screw nut guiding module 444 and are matched with the packaging bag 8, and under the driving of the first driving member 442, the pair of stretching members 445 can be mutually close to or mutually far away from each other.

The lead screw nut guiding module 444 comprises a pair of mounting supports 444a, a lead screw 444b rotatably mounted on the first mounting plate 441 through the pair of mounting supports 444a, and a pair of nuts 444c movably sleeved on the periphery of the lead screw 444b, wherein the pair of supporting pieces 445 are correspondingly mounted on one side, away from the lead screw 444b, of the pair of nuts 444c, and one end portion of the lead screw 444b is in transmission connection with the first belt transmission module 443. Thus, the first belt driving module 443 drives the screw 444b to rotate, and further drives the pair of expanding members 445 to approach each other or to separate from each other along the screw 444b, so as to realize the opening or closing action of the expanding members 445.

The first belt transmission module 443 includes a driving wheel 443a, a driven wheel 443b and a transmission belt 443c, the driving wheel 443a is sleeved on the driving end of the first driving member 442, the transmission wheel is sleeved on one end of the screw 444b, and the transmission belt 443c is sleeved on the outer circumferences of the driving wheel 443a and the driven wheel 443 b. Thus, the first driving member 442 drives the driving wheel 443a to rotate, and the driving wheel 443b is driven to rotate by the driving belt 443c, thereby driving the screw 444b to rotate together.

The expanding mechanism 44 further includes a pair of second driving members 446, the pair of second driving members 446 are mounted to the lead screw nut guiding module 444, and the pair of expanding members 445 are correspondingly mounted to driving ends of the pair of second driving members 446. Thereby, the second driving member 446 can be extended and contracted in the height direction of the spreader 445, and the height direction adjustment is completed.

The opening mechanism 44 further includes a first slider guide module 447, where the first slider guide module 447 includes a linear guide installed on the first mounting plate 441 and parallel to the screw 444b, and a pair of sliders slidably sleeved on the outer periphery of the linear guide, and a pair of second driving members 446 are simultaneously installed on the pair of nuts 444c and the pair of sliders. Thus, the pair of the supporting members 445 slide on the linear guide rail correspondingly in the process of approaching or separating from each other, so that the stability is high.

The opening mechanism 44 further includes a third driving member 448 and a guide rod 449, the first mounting plate 441 is movably mounted on the first mounting frame 41 through the guide rod 449, the third driving member 448 is mounted on the first mounting frame 41 and the driving end is connected to the first mounting plate 441. Thus, the third driving member 448 is configured to move the first mounting plate 441 back and forth together with the components mounted on the first mounting plate 441, thereby completing the extending and retracting movement of the spreader 445 with respect to the package bag 8; the guide rod 449 plays a guiding role, so that the operation is stable.

The suction mechanism 43 includes a lower suction nozzle 431 and an upper suction nozzle 432, the lower suction nozzle 431 is mounted to the bag passing plate 42 and is engaged with the lower bag body portion of the package bag 8, and the upper suction nozzle 432 is mounted to the first mounting frame 41 and is engaged with the upper bag body portion of the package bag 8.

The adsorption mechanism 43 further comprises a fourth driving member 433 for driving the upper suction nozzle 432 to lift, the fourth driving member 433 is mounted on the first mounting frame 41, and the upper suction nozzle 432 is mounted on the driving end of the fourth driving member 433. Thereby, feeding of the upper suction nozzle 432 in the height direction can be achieved.

The first driving member 442 of the present embodiment may be a servo motor, and the second driving member 446, the third driving member 448, and the fourth driving member 433 may each be an air cylinder. Lead screw 444b is lead screw 444b with bi-directional tapping.

The lower suction nozzle 431 is an adsorption plate provided with suction holes, and the upper suction nozzle 432 is a negative pressure suction nozzle.

The utility model provides a bag opening device 4 with a brand new structure, and the working principle of the bag opening device 4 is as follows: after the packaging bag 8 is transported to the bag passing plate 42, the packaging bag 8 is firstly opened through the adsorption mechanism 43, then the opening mechanism 44 starts to work, the pair of opening pieces 445 firstly extend into the packaging bag 8, then the first driving piece 442 drives the first belt transmission module 443 to work, the screw nut guiding module 444 drives the pair of opening pieces 445 to move to two sides to open the packaging bag 8, and then after a paper box or a packaging box waits for packaging objects to be placed in the packaging bag 8, the pair of opening pieces 445 retract and reset to wait for the next cycle.

The bag opening device 4 can realize automatic bag opening operation of the packaging bag 8, has high working efficiency compared with manual bag opening operation, and meets the requirement of mass production; more importantly, the lead screw nut guiding module 444 is adopted for transmission and guiding, so that the operation is stable, and the failure rate is low.

As shown in fig. 1 to 4, the bag making device 2 of the present embodiment includes a bag making mechanism 21, a film pushing mechanism 22, and a pressing mechanism 23. The bag making mechanism 21 is installed at the front end of the first conveying device 3 and is used for preparing the packaging bag 8, the film pushing mechanism 22 is installed between the first conveying device 3 and the bag making mechanism 21 and is used for pushing the packaging bag 8 prepared by the bag making mechanism 21 to the first conveying device 3, and the material pressing mechanism 23 is matched with the film pushing mechanism 22 and is used for pressing the packaging bag 8 transported by the film pushing mechanism 22 to the first conveying device 3. From this, the system bag mechanism 21 makes single wrapping bag 8 through continuous membrane bag, pushes away membrane mechanism 22 and carries single wrapping bag 8 to first conveyor 3, and pressing mechanism 23 is used for compressing tightly the wrapping bag 8 that pushes away membrane mechanism 22 and carries, and the wrapping bag 8 is transported to opening bagging apparatus 4 through first conveyor 3 to the material that pushes away membrane mechanism 22 resets of being convenient for and carries out next pushing away.

The bag making mechanism 21 of the present embodiment is a conventional apparatus, and specifically may include a film feeding unit, a hot cutter unit, and a corner cutting unit in the conventional patent document with a publication number CN 217396958U. The film feeding mechanism provides film bags, the corner cutting mechanism cuts one of the corners of the film bags, and the hot cutter assembly cuts the continuous film bags into individual packaging bags 8.

As shown in fig. 3-4, the film pushing mechanism 22 includes a second mounting plate 221, a fifth driving member 222, a second belt transmission module 223, a second slider guide module 224 and a material pulling member 225, the second belt transmission module 223 is in power connection with the fifth driving member 222, the second slider guide module 224 includes a second linear guide rail mounted on the second mounting plate 221 and a second slider slidably sleeved on the periphery of the second linear guide rail, and the material pulling member 225 is simultaneously mounted on the second belt transmission module 223 and the second slider;

the kick-out piece 225 is provided with a notch 225a, and the material pressing mechanism 23 comprises a material pressing piece 231 which can pass through the notch 225a and can press the packaging bag 8 on the first conveying device 3;

the conveyor belt of the first conveyor 3 is provided with adsorption holes matched with the packaging bags 8.

The number of the pressing members 231 in the present embodiment is 2, and the number of the notches 225a is 2 for the corresponding pressing members 231.

Thus, the film pushing mechanism 22 operates on the following principle: the material shifting piece 225 is inserted into the film bag, the fifth driving piece 222 drives the second belt transmission module 223 to work, so that the material shifting piece 225 moves along the second linear guide rail of the second slider guide rail module 224 to move the film bag towards one end of the first conveying device 3, after moving in place, the material pressing mechanism 23 works, the material pressing piece 231 downwards passes through the notch 225a to press the film bag on the first conveying device 3, at the moment, the material shifting piece 225 resets, the hot pressing module of the bag making mechanism 21 carries out hot pressing and cuts off the film bag to obtain a single packaging bag 8, the material pressing mechanism 23 resets, and the packaging bag 8 is conveyed to the bag opening device 4 by the first conveying device 3; the material stirring piece 225 is driven by the fifth driving piece 222 to repeat the above actions, thus completing automatic continuous production.

As shown in fig. 5-6, the pushing device 6 includes a third mounting plate 61, a sixth driving member 62, a third belt driving module 63, a third slider guide module 64 and a pushing member 65, the third mounting plate 61 is mounted on the machine body 1 and is located at the tail end of the second conveying device 5, the third belt driving module 63 and the sixth driving member 62 are mounted on the third mounting plate 61 and are in power connection with each other, the third slider guide module 64 includes a third linear guide rail mounted on the third mounting plate 61 and a third slider slidably sleeved on the periphery of the third linear guide rail, and the pushing member 65 is mounted on the third belt driving module 63 and the third slider at the same time. The working principle of the pushing device 6 is thus: after the object to be packaged is conveyed by the second conveying device 5 in place, the sixth driving piece 62 drives the third belt transmission module 63 to work, so that the pushing piece 65 moves along the third linear guide rail of the third slider guide rail guide module 64 to push the object to be packaged to one end of the first conveying device 3, and automatic feeding of the object to be packaged is completed.

As shown in fig. 10, the bag sealing device 7 of the present embodiment includes a second mounting frame 71, and a heat sealing knife mechanism 72, a jacking mechanism 73, a material pressing mechanism 74 and a film clamping mechanism 75 mounted on the second mounting frame 71, wherein the film clamping mechanism 75 is matched with a packaging bag 8 containing an object to be packaged, and is used for pulling the packaging bag 8 to a sealing position, the heat sealing knife mechanism 72 is matched with the jacking mechanism 73, sealing work is completed jointly, and the material pressing mechanism 74 is matched with the packaging bag 8, and is used for blocking the object to be packaged and pressing the packaging bag 8 during heat sealing. The heat sealing knife mechanism 72 of the embodiment consists of a pressing cylinder and a heat cutter, the jacking mechanism 73 consists of a jacking cylinder and a jacking block, and the jacking block is matched with the heat cutter to jointly finish heat sealing and cutting of the bag mouth; the pressing and retaining mechanism 74 comprises a lifting driving cylinder, a pressing block and a retaining plate which are in power connection with the lifting driving cylinder, and the membrane clamping mechanism 75 comprises a telescopic driving cylinder and a pair of membrane clamping pieces which are in power connection with the telescopic driving cylinder; the film sandwiching mechanism 75 is mounted on the inner side of the heat seal cutter mechanism 72, and the press dam mechanism 74 is mounted on the outer side of the heat seal cutter mechanism 72. Thereby, the film sandwiching mechanism 75 is used to pull the packaging bag 8 from the first conveying device 3 to the bag sealing position; the material pressing and blocking mechanism 74 is used for pressing the packaging bag 8 and blocking the objects to be packaged, so that heat sealing is not affected; the jacking mechanism 73 is used for jacking and supporting the packaging bag 8; the heat sealing knife mechanism 72 and the jacking mechanism 73 are matched to finish transverse pressure heat sealing of the bag mouth.

The first conveyor 3 and the second conveyor 5 are belt conveyors in this embodiment.

The utility model provides an automatic bagging machine with a brand new structure, which has the following working principle:

s1, feeding: the film bags are input into a bag making device 2, and the objects to be packaged are input into a second conveying device 5;

s2, feeding: the first conveying device 3 conveys the single packaging bags 8 prepared by the bag preparing device 2 to the bag opening device 4; the second conveying device 5 conveys the objects to be packaged to the pushing device 6;

s3, opening a bag: the bag opening device 4 works to open the packaging bag 8;

the specific process is as follows:

the package 8 is transported to the bag passing plate 42;

firstly, the packaging bag 8 is opened from the upper surface and the lower surface of the packaging bag 8 through the adsorption mechanism 43, then the opening mechanism 44 starts to work, a pair of opening pieces 445 firstly extend into the packaging bag 8 under the driving of a second driving piece 446 and a third driving piece 448, then the first driving piece 442 drives the first belt transmission module 443 to work, so that the lead screw nut guide module 444 drives the pair of opening pieces 445 to move to the two sides to open the packaging bag 8, and then the articles such as paper boxes or packaging boxes are put into the opened packaging bag 8, and the pair of opening pieces 445 retract and reset to wait for the next cycle;

s4, pushing: the pushing device 6 works to push the objects to be packaged into the packaging bags 8 opened by the bag opening device 4;

s5, sealing: the first conveying device 3 conveys the packaging bag 8 filled with the objects to be packaged to the bag sealing device 7, the bag sealing device 7 works, the packaging bag 8 is sealed, and then the packaging bag is output through the first conveying device 3.

The bag opening device 4 can realize automatic bag opening work of the packaging bag 8, has high work efficiency compared with manual bag opening, and meets the requirement of mass production;

more importantly, the lead screw nut guiding module 444 is adopted for transmission and guiding, so that the operation is stable, and the failure rate is low.

What has been described above is merely some embodiments of the present utility model. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the utility model.

Claims

1. An automatic bagging machine, comprising at least:

a machine body (1) and the following devices provided to the machine body (1):

a bag making device (2) configured to provide a packaging bag (8);

a first conveying device (3) configured to transport the packaging bag (8);

a bag opening device (4) positioned at the side of the first conveying device (3) and configured to open the packaging bag (8);

the second conveying device (5) is positioned at the side of the bag opening device (4) and is configured to transport the objects to be packaged;

the pushing device (6) is positioned at the tail end of the second conveying device (5) and matched with the bag opening device (4) and is configured to push the objects to be packaged into the packaging bags (8) opened by the bag opening device (4);

a bag sealing device (7) which is positioned at the side of the first conveying device (3) and at the rear of the bag opening device (4) and is configured to seal a packaging bag (8) filled with an object to be packaged;

the conveying directions of the first conveying device (3) and the second conveying device (5) are parallel;

the bag opening device (4) is arranged between the first conveying device (3) and the second conveying device (5).

2. Automatic bagging machine according to claim 1, characterized in that said opening device (4) comprises at least:

a first mounting frame (41);

a bag passing plate (42) mounted on the first mounting frame (41) and used for supporting the packaging bag (8);

an adsorption mechanism (43) mounted on the first mounting frame (41) and cooperating with the packaging bag (8) for opening the packaging bag (8) from the up-down direction;

a stretching mechanism (44) mounted on the first mounting frame (41) and matched with the packaging bag (8) for stretching the packaging bag (8) from two sides;

the stretching mechanism (44) comprises a first mounting plate (441), a first driving piece (442), a first belt transmission module (443), a screw nut guiding module (444) and a pair of stretching pieces (445), wherein the first driving piece (442), the first belt transmission module (443), the screw nut guiding module (444) and the first belt transmission module (443) are in power connection, the screw nut guiding module (444) and the first belt transmission module (443) are in transmission connection, the pair of stretching pieces (445) are mounted on the screw nut guiding module (444) and are matched with the packaging bag (8), and under the driving of the first driving piece (442), the pair of stretching pieces (445) can be mutually close to or mutually far away from each other.

3. The automatic bagging machine according to claim 2, wherein the opening mechanism (44) further comprises a pair of second driving members (446), the pair of second driving members (446) are mounted to the lead screw nut guide module (444), and the pair of opening members (445) are correspondingly mounted to the driving ends of the pair of second driving members (446).

4. The automatic bagging machine according to claim 3, wherein the opening mechanism (44) further comprises a first slider guide rail guide module (447), the first slider guide rail guide module (447) comprising a first linear rail (447 a) mounted to the first mounting plate (441) and a pair of first sliders (447 b) slidably fitted around the outer periphery of the first linear rail (447 a), and a pair of the second drivers (446) are mounted to the screw nut guide module (444) and the sliders at the same time.

5. The automatic bagging machine according to claim 4, wherein the opening mechanism (44) further comprises a third driving member (448) and a guide rod (449), the first mounting plate (441) is movably mounted to the first mounting frame (41) through the guide rod (449), and the third driving member (448) is mounted to the first mounting frame (41) and the driving end is connected to the first mounting plate (441).

6. The automatic bagging machine of any one of claims 2 to 5, wherein the suction means (43) comprises a lower suction nozzle (431) and an upper suction nozzle (432), the lower suction nozzle (431) being mounted to the bag passing plate (42) and cooperating with the lower bag body portion of the packaging bag (8), the upper suction nozzle (432) being mounted to the first mounting frame (41) and cooperating with the upper bag body portion of the packaging bag (8).

7. The automatic bagging machine according to any one of claims 1 to 5, wherein the bagging device (2) comprises a bag making mechanism (21), a film pushing mechanism (22) and a material pressing mechanism (23), the bag making mechanism (21) is mounted at the front end of the first conveying device (3) and is used for preparing the packaging bag (8), the film pushing mechanism (22) is mounted between the first conveying device (3) and the bag making mechanism (21) and is used for pushing the packaging bag (8) prepared by the bag making mechanism (21) to the first conveying device (3), and the material pressing mechanism (23) is matched with the film pushing mechanism (22) and is used for pressing the packaging bag (8) conveyed by the film pushing mechanism (22) to the first conveying device (3).

8. The automatic bagging machine according to claim 7, wherein the film pushing mechanism (22) comprises a second mounting plate (221), a fifth driving piece (222), a second belt transmission module (223), a second slider guide module (224) and a material shifting piece (225), the second belt transmission module (223) is in power connection with the fifth driving piece (222), the second slider guide module (224) comprises a second linear guide installed on the second mounting plate (221) and a second slider slidably sleeved on the periphery of the second linear guide, and the material shifting piece (225) is installed on the second belt transmission module (223) and the second slider at the same time;

a notch (225 a) is formed in the stirring piece (225), and the pressing mechanism (23) comprises a pressing piece (231) which can penetrate through the notch (225 a) and can press the packaging bag (8) on the first conveying device (3);

and an adsorption hole matched with the packaging bag (8) is formed in the conveying belt of the first conveying device (3).

9. The automatic bagging machine according to any one of claims 1 to 5, wherein the pushing device (6) comprises a third mounting plate (61), a sixth driving piece (62), a third belt transmission module (63), a third sliding block guide module (64) and a pushing piece (65), the third mounting plate (61) is mounted on the machine body (1) and is located at the tail end of the second conveying device (5), the third belt transmission module (63) and the sixth driving piece (62) are mounted on the third mounting plate (61) and are in power connection with each other, the third sliding block guide module (64) comprises a third linear guide mounted on the third mounting plate (61) and a third sliding block slidably sleeved on the periphery of the third linear guide, and the pushing piece (65) is mounted on the third belt transmission module (63) and the third sliding block simultaneously.

10. The automatic bagging machine according to any one of claims 1 to 5, wherein the bag sealing device (7) comprises a second mounting frame (71), a heat sealing cutter mechanism (72), a jacking mechanism (73), a material pressing mechanism (74) and a film clamping mechanism (75) which are mounted on the second mounting frame (71), the film clamping mechanism (75) is matched with a packaging bag (8) filled with an object to be packaged and used for pulling the packaging bag (8) to a sealing position, the heat sealing cutter mechanism (72) is matched with the jacking mechanism (73) to jointly complete sealing work, and the material pressing mechanism (74) is matched with the packaging bag (8) and used for blocking the object to be packaged and pressing the packaging bag (8) during heat sealing.