CN114030691A - Automatic packaging machine - Google Patents

Abstract

The invention discloses an automatic packaging machine which comprises a packaging bag feeding device, a packaging bag clamping and conveying device, a packaging carrying platform, a bag opening and heat sealing device and a product bag feeding device, wherein the packaging bag feeding device is arranged on the packaging bag clamping and conveying device; the packaging bag clamping and conveying device horizontally puts the packaging bags on the packaging platform deck, the bag opening and heat sealing device comprises a bag opening assembly for opening the packaging bag feeding openings and a heat sealing assembly for heat sealing the packaging bag feeding openings, and the product feeding device horizontally feeds the products into the packaging bags. The automatic packaging machine can realize horizontal packaging of products, so that the products and packaging bags are prevented from being impacted in the packaging process.

Description

Automatic packaging machine

Technical Field

The present invention relates to an automatic packaging machine; and more particularly, to a horizontal pocket-feed type automatic packaging machine for horizontally packaging products.

Background

The automatic packaging machine in the prior art packages the product in a mode that the product falls into the packaging bag downwards, and the product and the packaging bag are impacted in the packaging process. When packaging fragile articles such as electronic products, there is a defect that the products are easily damaged by impact during the packaging process.

Disclosure of Invention

The invention mainly aims to provide a horizontal bag feeding type automatic packaging machine which is used for horizontally packaging products and can effectively prevent the products from being impacted in the packaging process.

In order to achieve the main object, an embodiment of the present invention provides an automatic packaging machine, which includes a packaging bag feeding device, a packaging bag clamping and conveying device, a packaging carrying platform, a bag opening and sealing device, and a product bag feeding device; the packaging bag clamping and conveying device is used for horizontally placing packaging bags on the packaging platform deck, the bag opening and sealing device comprises a bag opening assembly for opening a packaging bag feeding opening and a heat sealing assembly for performing heat sealing on the packaging bag feeding opening, and the product feeding device horizontally feeds products into the packaging bags.

According to an embodiment of the present invention, the packaging bag feeding device includes a packaging bag feeding roller, a first roller conveying assembly, a second roller conveying assembly, and a packaging bag forming assembly; the packaging bag forming assembly is arranged between the first roller conveying assembly and the second roller conveying assembly and comprises a cutting mechanism for cutting a packaging bag roll material into a single packaging bag and a heat sealing mechanism for performing heat sealing on an end opening of the cut packaging bag.

According to an embodiment of the invention, a horizontally movable feeding adjusting roller is arranged between the packaging bag feeding roller and the first roller conveying assembly; the pan feeding side of first running roller conveying component has a plurality of relative wrapping bag locating parts that set up, and a plurality of wrapping bag locating parts are used for two relative sides of butt wrapping bag coil stock respectively.

During the feed, control feed dancer rools get back to initial position again after moving predetermined distance from initial position to the direction of keeping away from first running roller conveyor components for the wrapping bag coil stock gets into first running roller conveyor components with lax state, and two relative sides and the wrapping bag locating part butt of wrapping bag coil stock are spacing on width direction simultaneously, and the wrapping bag coil stock sends the skew when can preventing to carry well.

According to one embodiment of the invention, the packaging carrier is arranged to be movable up and down.

According to an embodiment of the invention, the bag opening assembly comprises:

an upper beam and a lower beam which move in a manner of approaching or separating from each other in a direction of gravity; the upper cross beam and the lower cross beam are respectively provided with a negative pressure adsorption part extending along the length direction of the upper cross beam and the lower cross beam, and the negative pressure adsorption parts on the upper cross beam and the lower cross beam are oppositely arranged in the gravity direction;

the upper cross beam and the lower cross beam are respectively provided with two bag opening acting assemblies, and each bag opening acting assembly comprises a movable pressing piece which can extend into the packaging bag and press the upper side edge and the lower side edge of a feeding opening of the packaging bag on the negative pressure adsorption part; the two pocket mouth action assemblies move in a manner to approach or separate from each other in the horizontal direction, thereby adjusting the width of the feed opening of the package.

Among the above-mentioned technical scheme, open the pan feeding mouth of wrapping bag and adjust pan feeding mouth height when the entablature and the bottom end rail of bag subassembly are kept away from each other on the direction of gravity, two sack action subassemblies on entablature and the bottom end rail adjust the pan feeding mouth width of wrapping bag when keeping away from each other on the horizontal direction to realize the horizontal packaging to not unidimensional product. Furthermore, the movable pressing piece can be arranged to prevent the product from contacting the upper side and the lower side of the feeding port when entering the packaging bag, and the product is prevented from being scratched by the upper side and the lower side.

Furthermore, the upper cross beam and/or the lower cross beam are/is provided with a vacuumizing assembly, and the vacuumizing assembly is provided with a sucking part which is used for extending into the packaging bag to vacuumize so as to realize vacuum packaging of the product.

Furthermore, the bag opening acting assembly further comprises a movable base, a driving connecting rod, a transmission connecting rod and a connecting rod driving device, wherein the connecting rod driving device is used for driving the driving connecting rod to rotate; two ends of the driving connecting rod and two ends of the transmission connecting rod are respectively hinged with the movable base and the movable pressing piece, and the hinged points at the two ends of the driving connecting rod and the hinged points at the two ends of the transmission connecting rod form a parallelogram structure.

In the bag opening process, the movable pressing piece can move between an initial position (at the moment, the movable pressing piece does not extend into the packaging bag) located beside the negative pressure adsorption part, a pressing position for pressing the upper side edge and the lower side edge of the feeding port on the negative pressure adsorption part and a bag opening width adjusting position for loosening the upper side edge and the lower side edge of the feeding port (at the moment, the movable pressing piece still extends into the packaging bag). When adjusting the sack width, the activity compresses tightly the piece and loosens from the upper and lower side of pan feeding mouth to the horizontal migration of subassembly is acted on to the sack.

According to one embodiment of the invention, the product bagging device comprises a lifting support, a product bearing member arranged on the lifting support and a product pushing mechanism, wherein the product pushing mechanism is used for horizontally pushing a product to be packaged on the product bearing member into a packaging bag.

According to an embodiment of the invention, a bag buffer conveying device is arranged between the bag feeding device and the bag clamping conveying device.

According to an embodiment of the present invention, the bag holding and conveying apparatus includes two holding mechanisms moving in a horizontal direction toward or away from each other, and the two holding mechanisms respectively hold both horizontal sides of the front end of the bag.

Before the material inlet of the heat-sealing packaging bag, the two clamping mechanisms are controlled to be away from each other so as to pull the two opposite sides of the front end of the packaging bag in the horizontal direction, so that the upper side and the lower side of the material inlet of the packaging bag are kept in a flat state, and the heat-sealing reliability of the material inlet is improved.

The automatic packaging machine provided by the embodiment of the invention can realize horizontal packaging of products, the products enter the packaging bag in a horizontal mode in the packaging process, and the products and the packaging bag are not impacted, so that the automatic packaging machine is particularly suitable for packaging vulnerable articles such as electronic products.

To more clearly illustrate the objects, technical solutions and advantages of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and detailed description.

Drawings

Fig. 1 is a first block diagram of an embodiment of the automatic packaging machine of the present invention;

fig. 2 is a second structural view of the automatic packaging machine embodiment of the present invention;

FIG. 3 is a view showing a structure of a feeding device for a packaging bag in the embodiment;

FIG. 4 is a sectional view of a feeding device for a packaging bag in the embodiment;

FIG. 5 is a structural diagram of a buffer conveying device for packaging bags in an embodiment;

FIG. 6 is a view showing the construction of a bag holding and conveying apparatus according to the embodiment;

FIG. 7 is a first structural view of the bag opening and heat sealing apparatus of the embodiment;

FIG. 8 is a second structural view of the bag opening and heat-sealing apparatus in the embodiment;

FIG. 9 is a third structural view of the bag opening and heat-sealing apparatus in the embodiment, in which the initial state of the bag opening assembly is shown;

FIG. 10 is a fourth block diagram of the bag opening and heat-sealing apparatus in the embodiment, showing a state in which the bag opening unit opens the bag inlet port;

FIG. 11 is a perspective view of the bag opening actuation assembly of the embodiment;

FIG. 12 is a block diagram of the movable compression member of the pocket actuation assembly in an initial position;

FIG. 13 is a block diagram of the movable compression member of the pocket action assembly in a compressed position;

FIG. 14 is a block diagram of the movable compression member of the pocket action assembly in a pocket width adjustment position;

FIG. 15 is a plan view of the product bagging apparatus of the example embodiment;

FIG. 16 is a structural view of a product bagging apparatus in an embodiment;

FIG. 17 is a schematic view showing a desiccant bagging apparatus according to an embodiment;

FIG. 18 is a view showing the structure of a packaging product discharging apparatus in the embodiment;

FIG. 19 is a structural view of an auxiliary loading device for the packaging bag in the embodiment.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced with other variations or alternatives that may be based on the present invention. Therefore, other possible implementations that can be known to those skilled in the art based on the embodiments described herein are within the scope of the present invention.

Referring to fig. 1-2, the packaging machine of the embodiment is a horizontal bag feeding type automatic packaging machine, and includes a packaging bag feeding device 10, a packaging bag clamping and conveying device 20, a liftable packaging carrying platform 30, a bag opening and sealing device 40, and a product bag feeding device 50; the packaging bag feeding device 10 is used for forming a continuous packaging bag roll material (such as an aluminum plastic bag roll material) into a single packaging bag with a feeding opening, the packaging bag holding and conveying device 20 horizontally puts the packaging bag on the packaging platform 30, the bag opening and heat sealing device 40 opens the feeding opening of the packaging bag and heat-seals the feeding opening, and the product feeding device 50 feeds a product to be packaged into the packaging bag along the horizontal direction.

As shown in fig. 3 and 4, the packaging bag feeding device 10 includes a packaging bag feeding roller 11, a first roller conveying assembly 12, a second roller conveying assembly 13 and a packaging bag forming assembly 14, wherein the packaging bag forming assembly 14 is arranged between the first roller conveying assembly 12 and the second roller conveying assembly 13. Wherein, but be equipped with horizontal migration's feed adjusting roller 15 between wrapping bag feed roller 11 and the first roller conveyor assembly 12, during the feed, control feed adjusting roller 15 moves the initial position again after the predetermined distance from initial position to the direction of keeping away from first roller conveyor assembly 12 for the wrapping bag coil stock gets into first roller conveyor assembly 12 with lax state. The feed adjusting roller 15 can be driven by the air cylinder to move horizontally, but the invention is not limited thereto.

The pan feeding side of first roller conveying component 12 is equipped with two wrapping bag locating part 16, and two wrapping bag locating part 16 set up relatively to two relative sides of butt wrapping bag coil stock respectively, two relative sides and the 16 butt of wrapping bag locating part of wrapping bag of the wrapping bag coil stock in transportation process are spacing on the width direction, and the wrapping bag coil stock sends the skew when preventing to carry. Further, a plurality of bag stoppers 16 for stopping the side edges of the bag may also be oppositely disposed between the first roller conveyor assembly 12 and the second roller conveyor assembly 13.

The bag forming assembly 14 includes a bag cutting mechanism and a heat sealing mechanism for cutting the roll of bags into individual bags. In an alternative embodiment, the cutting mechanism for the packaging bag comprises an upper cutter 141 and a lower cutter 142 which are oppositely arranged, the heat-sealing mechanism comprises an upper heat-sealing pressing strip 143 and a lower heat-sealing pressing strip 144 which are oppositely arranged, the lower cutter 142 and the lower heat-sealing pressing strip 144 are fixedly arranged, and the upper cutter 141 and the upper heat-sealing pressing strip 143 are arranged on the lifting beam 145. The two ends of the lifting beam 145 are connected with a screw lifting mechanism 146, and when the screw lifting mechanism 146 drives the lifting beam 145 to move downwards, the cutting of the packaging bag and the heat sealing of the opening at the tail end (the end opposite to the feeding port of the packaging bag) of the packaging bag are realized.

Further, the package feeding device 10 may further include two opposite corner cutting mechanisms 17, and the corner cutting mechanisms 17 are configured to cut out a corner of the package. A radius cutting mechanism 17 may be provided between the first conveyor assembly 12 and the bag forming assembly 14.

As shown in fig. 2, the packaging machine according to the embodiment may further include a bag buffer conveying device 80 disposed between the clamping conveying device 20 and the bag feeding device, and the bag formed by the bag feeding device 10 is conveyed to the bag buffer conveying device 80 and then placed on the packaging platform 30 by the clamping conveying device 20. As shown in fig. 5, the packaging bag buffer conveying device 80 includes a conveying roller 81 for conveying the packaging bag and two sets of limiting guide pillars 82 disposed oppositely, and the two sets of limiting guide pillars 82 are respectively abutted against two opposite side edges of the packaging bag for guiding the packaging bag to be conveyed. Wherein, two sets of limit guide posts 82 can be arranged in a way of being close to or far away from each other.

As shown in fig. 6, the package clamping and conveying device 20 includes two clamping mechanisms 21, an X-axis module 22, a Y-axis module 23 and a Z-axis module 24, which are oppositely disposed, and the clamping mechanisms 21 are mounted on the Y-axis module 23 and can be driven by the Y-axis module 23 to move in a manner of approaching or separating from each other. In the clamping and conveying process, the two clamping mechanisms 21 respectively clamp two horizontal side edges of the front end (the end located at the feed port of the packaging bag) of the packaging bag, and the packaging bag is placed on the packaging carrying platform 30 under the driving of the X-axis module and the Z-axis module. In addition, before heat-seal wrapping bag pan feeding mouth, Y axle module 23 will control two fixture 21 and keep away from each other to drag the relative both sides of wrapping bag front end in the horizontal direction, make the upper and lower side of wrapping bag pan feeding mouth keep the level state, improve the reliability of pan feeding mouth heat-seal.

As shown in fig. 7-10, the bag opening and heat sealing apparatus 40 includes a bag opening assembly 41 and a heat sealing assembly 42. Wherein the bag opening assembly 41 includes an upper beam 411 and a lower beam 412, and the upper beam 411 and the lower beam 412 move close to or away from each other in a gravity direction. In an alternative embodiment, the upper beam 411 and the lower beam 412 are driven to move up and down by a screw rod lifting mechanism, the screw rod lifting mechanism includes two bidirectional screw rods 415 and a motor 416, the two bidirectional screw rods 415 are respectively arranged at two opposite ends of the upper beam 411 and the lower beam 412, the upper beam 411 and the lower beam 412 are respectively connected with two different threaded sections of the bidirectional screw rods 415, the motor 416 drives the two bidirectional screw rods 415 to rotate synchronously through a belt transmission mechanism 417, and the bidirectional screw rods 415 rotate to enable the upper beam 411 and the lower beam 412 to approach or separate from each other in the gravity direction.

The upper cross beam 411 and the lower cross beam 412 are respectively provided with a negative pressure adsorption part 413 extending along the length direction, and the negative pressure adsorption parts 413 on the upper cross beam 411 and the lower cross beam 412 are oppositely arranged in the gravity direction; the surface of the negative pressure suction part 413 may be a plane having a plurality of negative pressure holes spaced along the length direction thereof. When the packaging bag holding and conveying device 20 places the packaging bag at a predetermined position on the packaging carrying platform 30, the feeding port of the packaging bag just enters between the upper beam 411 and the lower beam 412, the upper side and the lower side of the feeding port are respectively adsorbed by the negative pressure adsorption parts 413 on the upper beam 411 and the lower beam 412, and the upper beam 411 and the lower beam 412 are far away from each other, so that the feeding port is opened. Further, the upper cross beam 411 is provided with a vacuum pumping assembly 43, and the vacuum pumping assembly 43 is provided with a suction part 431 for extending into the packaging bag for vacuum pumping; after the vacuum is applied, the suction portion 431 can be retracted from the inside of the package. In other embodiments of the present invention, the vacuum assembly 43 may also be disposed on the lower beam 412.

Two bag mouth acting assemblies 414 are respectively arranged on the upper beam 411 and the lower beam 412, and the two bag mouth acting assemblies 414 are arranged on two sides of the vacuumizing assembly 43 and move in a manner of being close to or far away from each other in the horizontal direction, so that the width of a feeding port of the packaging bag is adjusted, and the upper side edge and the lower side edge of the feeding port of the packaging bag are in a flat state. In an alternative embodiment, the upper cross beam 411 and the lower cross beam 412 are provided with a bidirectional screw rod 418 arranged along the length direction thereof and a motor (not visible in the figure) for driving the bidirectional screw rod 418 to rotate; the movable bases 4142 of the two bag opening actuation assemblies 414 are respectively connected with two different threaded sections of the two-way screw 418, and the two-way screw 418 rotates to enable the two bag opening actuation assemblies 414 to move close to or away from each other.

In an alternative embodiment, as shown in fig. 11, the pocket action assembly 414 includes a movable clamp 4141, a moving base 4142, a drive link 4144, a transmission link 4143, and an air cylinder 4145 as an example of a link drive. The two ends of the driving connecting rod 4144 and the two ends of the transmission connecting rod 4243 are respectively hinged with the movable base 4142 and the movable pressing piece 4141, and the hinged points at the two ends of the driving connecting rod 4144 and the hinged points at the two ends of the transmission connecting rod 4143 form a parallelogram structure. The driving link 4144 has a substantially V-shaped structure, the middle portion of which has a hinge point located outside the parallelogram structure, the piston rod of the cylinder 4145 is hinged with the hinge point located at the middle portion of the driving link 4144, and the body of the cylinder 4145 is hinged with the moving base 4142.

After the feeding port of the packing bag is opened, the cylinder 4145 drives the driving link 4144 to rotate, so that the movable pressing member 4141 moves from the initial position shown in fig. 12 to the pressing position shown in fig. 13 to protrude into the feeding port of the packing bag and press the upper and lower sides of the feeding port against the negative pressure suction part 413. Further, as shown in fig. 14, upon adjusting the width of the inlet port, the cylinder 4145 drives the drive link 4144 to rotate through an angle that allows the movable clamp 4141 to release properly from the upper and lower sides of the inlet port (while the movable clamp 4141 is still extending into the package) to facilitate movement of the bag mouth engaging assembly 414.

Preferably, the movable base 4142 is further provided with a movable stopper 4147 and an air cylinder 4146 as an example of a stopper driving means, and the air cylinder 4146 is used for driving the movable stopper 4147 to move to a stopping position abutting against the driving link 4144. Specifically, as shown in fig. 14, when it is required to control the movable pressing member 4141 to move to the bag mouth width adjusting position for releasing the upper and lower side edges of the material inlet, the movable stopper 4147 moves to its stopping position, at which the movable stopper 4147 abuts against the driving link 4144 to rotationally position the driving link 4144, so that the movable pressing member 4141 is accurately positioned at the bag mouth width adjusting position shown in fig. 14.

The bag opening operation can be carried out according to the following steps: first, as shown in FIG. 9, two pocket actuation assemblies 414 are brought closer together, with upper and lower beams 411, 412 brought closer together with a gap into which the leading end of the bag can enter; the package carrier 30 is raised to a predetermined height, and the package holding and conveying device 20 places the package at a predetermined position on the package carrier 30, so that the front end of the package just enters the gap between the upper beam 411 and the lower beam 412. Then, the negative pressure adsorption part 413 adsorbs the upper and lower sides of the feeding port of the packaging bag, and the upper cross beam 411 and the lower cross beam 412 are slightly far away from each other, so that the feeding port of the packaging bag is opened; the cylinder 4145 drives the movable pressing member 4141 to extend into the packaging bag and press the upper and lower sides of the material inlet onto the negative pressure adsorption part 413. Then, the negative pressure of the negative pressure adsorption part 413 is turned off, and the upper cross beam 411 and the lower cross beam 412 are separated from each other to a predetermined interval to adjust the height of the feeding port. Finally, the movable pressing member 4141 is moved to the bag mouth width adjusting position shown in fig. 14, and the two bag mouth acting assemblies 414 are moved away from each other to adjust the width of the bag feeding opening, so that the bag opening assembly 41 is finally in the state shown in fig. 10.

In other embodiments of the present invention, the two bag opening acting assemblies 414 may be controlled to move away from each other to adjust the width of the material inlet, and then the upper cross beam 411 and the lower cross beam 412 may be controlled to move away from each other to adjust the height of the material inlet.

Referring to fig. 8, the heat seal assembly 42 includes an upper beam 422 and a lower beam 421, and the upper beam 422 and the lower beam 421 move toward and away from each other in a gravity direction; in an alternative embodiment, the upper beam 422 and the lower beam 421 are driven by a screw rod lifting mechanism to move up and down, the screw rod lifting mechanism includes two bidirectional screw rods 425 and a motor 426, the two bidirectional screw rods 425 are respectively disposed at two opposite ends of the upper beam 422 and the lower beam 421, the upper beam 422 and the lower beam 421 are respectively connected with two different thread sections of the bidirectional screw rods 425, the motor 426 drives the two bidirectional screw rods 425 to rotate synchronously through a belt transmission mechanism 427, and the bidirectional screw rods 425 rotate to enable the upper beam 422 and the lower beam 421 to approach or separate from each other in the gravity direction.

The upper cross beam 422 and the lower cross beam 421 are both provided with heat sealing beads 423 extending along the length direction of the upper cross beam 422 and the heat sealing beads 423 on the upper cross beam 422 and the lower cross beam 421 are arranged oppositely in the gravity direction. Furthermore, sealing beads 424 extending along the length direction of the upper cross beam 422 and the lower cross beam 421 are arranged on the upper cross beam 422 and the lower cross beam 421, and the sealing beads 424 on the upper cross beam 422 and the lower cross beam 421 are arranged oppositely in the gravity direction; the sealing beads 424 are located on a side of the heat-sealing beads 423 away from the negative pressure suction part 413, and serve to maintain the sealed state of the packaging bag during the evacuation and heat-sealing processes.

After the product is put into the bag, the upper cross beam 422 and the lower cross beam 421 are close to each other, and the sealing pressing strips 424 on the upper cross beam 422 and the lower cross beam 421 press the material inlet of the packaging bag, so that the vacuumizing operation is convenient; after the vacuum pumping is completed, the heat-sealing pressing strips 423 on the upper cross beam 422 and the lower cross beam 421 perform heat sealing on the feeding port. Wherein, before carrying out evacuation and pan feeding mouth heat-seal operation, two fixture 21 of Y axle module 23 control of wrapping bag centre gripping conveying assembly 20 keep away from each other to drag the relative both sides of wrapping bag front end on the horizontal direction, improve the roughness of the upper and lower side of pan feeding mouth, guarantee pan feeding mouth heat-seal quality.

As shown in fig. 15 and 16, the product bagging apparatus 50 includes a lifting bracket 51, a conveying roller 52 provided on the lifting bracket 51, two sets of stopper guide posts 55, and two sets of carrier rollers 53 as an example of product carriers. The lifting bracket 51 is connected with a lifting driving mechanism to adjust the height of the product bagging device 50, so that a product to be packaged is aligned to a feeding port of a packaging bag; two sets of spacing guide pillar 55 set up relatively, respectively with two relative side butt of product to carry out the direction of pushing of product. Further, the product bagging device 50 further comprises a product pushing mechanism 54 disposed between the two sets of carrier rollers 53, wherein the product pushing mechanism 54 is used for pushing the product on the carrier rollers 53 into the packaging bag.

Specifically, as shown in fig. 16, the product pushing mechanism 54 includes a pushing base 541, and the pushing base 541 is connected to a driving device, such as a rodless cylinder, and moves back and forth along the product bagging direction M; the pushing base 541 is provided with a product pushing member 542 and a lifting cylinder 543, and the product pushing member 542 can be driven by the lifting cylinder 543 to move up and down. During the bag feeding operation, after the product to be packaged is conveyed onto the bearing roller 53 by the conveying roller 52, the pushing base 541 moves to a position close to the conveying roller 52, meanwhile, the lifting cylinder 543 drives the product pushing member 542 to protrude above the bearing roller 53, and then the pushing base 541 moves towards the downstream direction of the bag feeding direction M, so that the product can be horizontally pushed into the packaging bag.

With continued reference to fig. 1-2, a desiccant supply 60 and a desiccant bagging device 70 are disposed above the product bagging device 50, and the desiccant bagging device 70 is disposed below the desiccant supply 60. The desiccant supply device 60 cuts the continuous bagged desiccant into individual bagged desiccants, and the cut bagged desiccants are pushed into the packaging bags by the desiccant bagging device 70. The mechanism of the desiccant supply device 60 may be the same as the prior art and will not be described in detail.

As shown in fig. 17, the drying agent bagging apparatus 70 includes a bracket 71 having a drying agent channel 711 and a drying agent pusher 72 disposed in the drying agent channel 711, and the drying agent pusher 72 can be connected to a driving means such as a cylinder to move forward and backward. The bracket 71 is arranged on the lifting base 73 and can move back and forth in the bag-in direction of the product, so that the cut bagged drying agent can accurately fall into the drying agent guide groove 711, and the bagged drying agent falling into the drying agent guide groove 711 is pushed into a packaging bag by the drying agent pushing piece 72. The height of the lifting base 73 is adjustable so that the desiccant trough 711 is aligned with the bag inlet.

As shown in fig. 1, the automatic packaging machine of the embodiment may further include a packaged finished product blanking device 100 for removing the packaged finished product from the packaging stage 30. In an alternative embodiment, as shown in fig. 18, the finished package discharging device 100 includes a negative pressure adsorption part 101 for sucking the finished package, and the negative pressure adsorption part 101 is configured to move in the X-axis, Y-axis and Z-axis spaces.

Further, the automatic packaging machine of the embodiment may further include a label printing device 90 disposed above the package buffer conveyance device 80, the label printing device 90 being configured to generate product labels. The product label produced by the label printing apparatus 90 can be sucked by the negative pressure suction portion 101 and stuck to the packaged product.

Further, as shown in fig. 1, the automatic packing machine of the embodiment may further include a packing bag auxiliary feeding device 120. As shown in fig. 19, the auxiliary loading device 120 for packaging bags includes a carrying base 121 provided with casters 125 and a lifting support 122, wherein a lifting driving mechanism 123 is provided on the carrying base 121, the lifting driving mechanism 123 may be a scissor-type lifting driving mechanism, two rotatable supporting roller shafts 124 are provided on the lifting support 122, and the roll materials of packaging bags may be carried on the supporting roller shafts 124. When the packaging bag is loaded, the height of the lifting bracket 122 can be adjusted by the lifting driving mechanism 123, so that the packaging bag roll can be conveniently installed on the packaging bag feeding roller 111.

Further, as shown in fig. 1, the packaging machine of the embodiment may further include a product bundling device 110 for bundling the products to be packaged, and the product bundling device 110 includes a conveying mechanism 1101 to interface with the product bagging device 50 to convey the bundled products to be packaged to the product bagging device 50. The structure of the product bundling apparatus 110 may be the same as the prior art and will not be described in detail.

Although the present invention has been described with reference to specific embodiments, these embodiments are not intended to limit the scope of the invention. It will be apparent to those skilled in the art that various changes/modifications can be made without departing from the scope of the invention, and it is intended to cover all such changes/modifications as fall within the true spirit and scope of the invention.

Claims (10)

1. An automatic packaging machine comprises a packaging bag feeding device, a packaging bag clamping and conveying device, a packaging carrying platform, a bag opening and sealing device and a product bag feeding device; the packaging bag clamping and conveying device horizontally puts the packaging bags on the packaging carrying platform, the bag opening and heat sealing device comprises a bag opening assembly for opening a packaging bag feeding opening and a heat sealing assembly for heat sealing the packaging bag feeding opening, and the product feeding device horizontally feeds the products into the packaging bags.

2. The automatic packaging machine according to claim 1, wherein the package supply device includes a package supply roller, a first roller conveying assembly, a second roller conveying assembly, and a package forming assembly; wrapping bag shaping subassembly sets up first running roller conveyor components with between the second running roller conveyor components, include cut the wrapping bag coil stock for single wrapping bag cut the mechanism and carry out heat-seal machine structure to the end opening who cuts the back wrapping bag.

3. The automatic packaging machine according to claim 2 wherein a horizontally movable feed adjustment roller is disposed between the package feed roller and the first roller conveyor assembly; the pan feeding side of first running roller conveying assembly has a plurality of relative wrapping bag locating part that set up, and is a plurality of wrapping bag locating part is used for two relative sides of butt wrapping bag coil stock respectively.

4. The automatic packaging machine of claim 1 wherein the packaging carrier is configured for elevating movement.

5. The automatic packaging machine of claim 1, wherein the bag opening assembly comprises:

an upper beam and a lower beam which move in a manner of approaching or separating from each other in a direction of gravity; the upper cross beam and the lower cross beam are respectively provided with a negative pressure adsorption part extending along the length direction of the upper cross beam and the lower cross beam, and the negative pressure adsorption parts on the upper cross beam and the lower cross beam are oppositely arranged in the gravity direction;

two bag opening acting assemblies are respectively arranged on the upper beam and the lower beam, and each bag opening acting assembly comprises a movable pressing piece which can extend into a packaging bag and press the upper side edge and the lower side edge of a feeding opening of the packaging bag on the negative pressure adsorption part; wherein, two the mode that the bag mouth effect subassembly was close to each other or was kept away from in the horizontal direction removes to the pan feeding mouth width of adjustment wrapping bag.

6. The automatic packaging machine according to claim 5, wherein the upper beam and/or the lower beam is provided with a vacuum-pumping assembly having a suction portion for extending into the package for vacuum-pumping.

7. The automatic packaging machine of claim 5 wherein the bag mouth actuation assembly further comprises a translating base, a drive link, a transfer link, and a link drive for driving the drive link in rotation; the two ends of the driving connecting rod and the two ends of the transmission connecting rod are respectively hinged with the movable base and the movable pressing piece, and the hinged points at the two ends of the driving connecting rod and the hinged points at the two ends of the transmission connecting rod form a parallelogram structure.

8. The automatic packaging machine of claim 1 wherein the product bagging apparatus comprises a lifting bracket, a product carrier disposed on the lifting bracket, and a product pushing mechanism for horizontally pushing a product to be packaged on the product carrier into a package.

9. The automatic packaging machine according to claim 1, wherein a bag buffer conveyor is provided between said bag supply device and said bag holding conveyor.

10. The automatic packaging machine according to claim 1, wherein the bag holding and conveying means includes two holding mechanisms which are moved in a manner to be close to or apart from each other in a horizontal direction, and which are adapted to hold horizontal both sides of the leading end of the bag, respectively.

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