CN210761427U - Automatic change vacuum packaging machine - Google Patents

Automatic change vacuum packaging machine Download PDF

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Publication number
CN210761427U
CN210761427U CN201921169694.6U CN201921169694U CN210761427U CN 210761427 U CN210761427 U CN 210761427U CN 201921169694 U CN201921169694 U CN 201921169694U CN 210761427 U CN210761427 U CN 210761427U
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China
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product
cylinder
drying agent
plate
driving
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CN201921169694.6U
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Chinese (zh)
Inventor
李洪河
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Dongguan Bochen Plastic Technology Co ltd
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Dongguan Bochen Plastic Technology Co ltd
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Abstract

The utility model relates to the technical field of packaging, in particular to an automatic vacuum packaging machine, which comprises a frame, wherein a product feeding device, a packaging bag device, a material pushing and bag feeding device and a packaging and heat sealing device are movably arranged on the frame; a humidity card loading device for placing a humidity card on a product and a desiccant loading device for placing a desiccant on the product are arranged above the product feeding device; the device for loading the humidity card comprises a humidity card feeding mechanism and a humidity card transferring mechanism, wherein the material pushing and bagging device is provided with a drying agent trough for placing a drying agent and a drying agent pushing unit for pushing the drying agent out of the drying agent trough, and the device for loading the drying agent comprises a drying agent feeding mechanism, a drying agent cutting mechanism and a drying agent transferring mechanism. The utility model provides a pair of change vacuum packaging machine, volume occupation space is little, can pack the product automatically, and production efficiency is high, has effectively reduced the cost of labor.

Description

Automatic change vacuum packaging machine
Technical Field
The utility model belongs to the technical field of the packaging technique and specifically relates to indicate an automatic change vacuum packaging machine.
Background
In the prior art, the packaging of the laminated PCB is usually manually operated, an operator needs to wrap a layer of protective film on the surface of the laminated PCB, then the PCB wrapped with the protective film is bound by a binding band, the packaging bag needs to be opened manually, then the bound PCB is packaged in the packaging bag, then auxiliary products such as a humidity card and a drying agent are packaged in the packaging bag, and finally the packaging bag filled with the PCB, the humidity card and the drying agent is vacuumized and sealed.
Because of the low efficiency of manual work, equipment for automatically packaging products appears, and generally, a robot is adopted to place a drying agent or a humidity card on a packaging bag of the products, but the control program design of the robot is troublesome, so that the design cost is high, the occupied space of the robot is large, and the problem that the volume occupancy rate of the whole packaging equipment is too large is caused.
Disclosure of Invention
The utility model discloses problem to prior art provides an automatic change vacuum packaging machine, and volume occupation space is little, can automatic packaging product, and production efficiency is high, has effectively reduced the cost of labor.
In order to solve the technical problem, the utility model discloses a following technical scheme: an automatic vacuum packaging machine comprises a rack, wherein a product feeding device for conveying a product to be packaged, a packaging bag device for conveying a packaging bag to the product feeding device, a material pushing and bag feeding device for loading the product to be packaged at the product feeding device into the packaging bag, and a packaging and heat sealing device for vacuumizing and heat sealing the packaging bag containing the product are movably arranged on the rack; a humidity card loading device for placing a humidity card on a product and a desiccant loading device for placing a desiccant on the product are arranged above the product feeding device; the device for loading the humidity card comprises a humidity card feeding mechanism and a humidity card transferring mechanism, wherein the humidity card feeding mechanism is fixed on the rack and used for storing the humidity card, the humidity card transferring mechanism is used for placing the humidity card of the humidity card feeding mechanism on a product, the material pushing and bag entering device is provided with a drying agent trough used for containing a drying agent and a drying agent pushing unit used for pushing the drying agent out of the drying agent trough, and the device for loading the drying agent comprises a drying agent feeding mechanism fixed on the rack, a drying agent cutting mechanism used for cutting the drying agent and a drying agent transferring mechanism used for transferring the cut drying agent into the drying agent trough.
Preferably, a drying box is arranged on the rack and used for covering the humidity card loading device and the drying agent loading device.
Preferably, humidity card shifts mechanism is including being fixed in the revolving cylinder in the frame and the second cylinder of being connected with revolving cylinder's output drive, the output drive of second cylinder is connected with the suction head, the suction head is used for absorbing humidity card of humidity card feed mechanism.
Preferably, the drying agent feeding mechanism comprises a support shaft fixed on the rack, a rotary drum sleeved on the periphery of the support shaft and a limiting through groove for the drying agent material belt to penetrate through, and the drying agent material belt is wound on the periphery of the rotary drum; the drying agent cutting mechanism comprises a third air cylinder fixed on the rack and pneumatic scissors in driving connection with the output end of the third air cylinder, and the pneumatic scissors are arranged at the outlet of the limiting through groove; the drying agent transfer mechanism comprises a fourth cylinder connected to the rack in a sliding mode and a finger cylinder in driving connection with the output end of the fourth cylinder, the drying agent trough is movably arranged below the finger cylinder, and the finger cylinder is used for clamping drying agents sheared by the pneumatic scissors and transferring the drying agents into the drying agent trough.
Preferably, the material pushing and bag feeding device comprises a support plate connected with the rack in a sliding manner, and a first clamping mechanism and a second clamping mechanism which are both arranged on the support plate, wherein the first clamping mechanism and the second clamping mechanism are respectively positioned on two sides of a product; the first clamping mechanism and the second clamping mechanism respectively comprise a clamping plate in sliding connection with the supporting plate and a product pushing-out unit for pushing a product into a packaging bag, the clamping plate of the first clamping mechanism and the clamping plate of the second clamping mechanism move close to each other and clamp the product or move away from each other and keep away from the product, the sliding direction of the clamping plates is perpendicular to the sliding direction of the supporting plate, a carrying strip for supporting the product is arranged at the bottom of each clamping plate, the drying agent trough is arranged at one end, close to the packaging heat sealing device, of the clamping plate of the first clamping mechanism, and the finger cylinder is positioned above the first clamping mechanism; the product pushing unit comprises a second motor arranged on the clamping plate, a first gear in driving connection with the output end of the second motor and a pushing plate meshed with the first gear, the pushing plate is in sliding connection with the clamping plate, and a first pushing block used for pushing the product into the packaging bag is arranged at one end, close to the product, of the pushing plate; the desiccant push-out unit is arranged on the first clamping mechanism and comprises a push-out rod connected to the clamping plate in a sliding mode, the push-out plate is provided with a first clamping portion, one end of the push-out rod is provided with a second clamping portion used for being abutted to the first clamping portion, and the other end of the push-out rod is provided with a second push block used for pushing out the desiccant from the desiccant trough.
Preferably, the packaging bag device comprises a bag supply mechanism, an easy-tearing opening cutting mechanism, a packaging bag cutting and heat-sealing mechanism and a packaging bag conveying mechanism which are sequentially arranged; the easy-tearing opening cutting mechanism comprises an easy-tearing opening cutter and an easy-tearing opening driving unit which is arranged on the rack and used for driving the easy-tearing opening cutter to lift; the packaging bag conveying mechanism comprises an opening unit and a flaring conveying unit, the opening unit comprises a fifth cylinder, a sixth cylinder, a first sucker in driving connection with the output end of the fifth cylinder and a second sucker in driving connection with the output end of the sixth cylinder, the fifth cylinder and the sixth cylinder are both arranged on the rack, the fifth cylinder is positioned right above the sixth cylinder, the sucker of the first sucker faces downwards, and the sucker of the second sucker faces upwards; the flaring conveying unit comprises a bracket arranged on the rack in a sliding manner, a first flaring plate and a second flaring plate which are connected to the bracket in a sliding manner, and a flaring driving cylinder fixed on the bracket, wherein the output end of the flaring driving cylinder is in driving connection with the first flaring plate; the support facial make-up is equipped with second slide rail and third slide rail, installed the second gear between second slide rail and the third slide rail, first flaring board and second flaring board respectively with second slide rail and third slide rail sliding connection, first flaring board fixedly connected with first synchronization strip, the synchronization strip of second flaring board fixedly connected with second, the synchronization strip of first synchronization strip and second all meshes with the second gear, the top of the synchronization strip of second is located to first synchronization strip.
Preferably, the package heat-sealing device comprises a vacuumizing mechanism and a sealing mechanism, wherein the vacuumizing mechanism comprises a lifting plate, a third lifting driving mechanism which is arranged on the frame and used for driving the lifting plate to lift, a vacuum tube arranged on the lifting plate and a vacuum driving mechanism used for driving the vacuum tube to extend into or move out of the package bag; the mechanism seals including being fixed in the frame seal drive actuating cylinder, activity install in the frame and with seal the last hot pressboard that drives actuating cylinder's output drive and be connected and install the lower hot pressboard in the frame, it is located down the hot pressboard directly over to go up the hot pressboard.
Preferably, the product feeding device comprises two parallel conveying frames, two groups of parallel width adjusting mechanisms and a limiting plate arranged at one end of each conveying frame close to the packaging bag heat sealing device, the limiting plate is vertically arranged and is in sliding connection with the rack, and a seventh cylinder for driving the limiting plate to lift is arranged on the rack; the width adjusting mechanism comprises a sixth sliding rail movably fixed on the rack, two adjusting plates in sliding connection with the sixth sliding rail, a screw rod in threaded connection with the two adjusting plates and a fifth motor for driving the screw rod to rotate, and a first synchronizing unit is arranged between the screw rods of the two groups of width adjusting mechanisms; the periphery cover of conveying frame is equipped with the hold-in range, be equipped with the second synchronization unit that is used for driving the hold-in range to remove on the regulating plate, width adjustment mechanism's bottom is connected with the first lift actuating mechanism that is used for driving width adjustment mechanism and goes up and down.
Preferably, still be equipped with the conveyer that is used for conveying the product that the packing is good to next station in the frame, conveyer is including the activity install in the frame and be used for bearing the conveying board of product, be used for driving the second lift actuating mechanism that conveying board goes up and down and be used for conveying the moving mechanism of product, moving mechanism including be fixed in the fifth guide rail in the frame, with fifth guide rail sliding connection's push pedal, be equipped with a plurality of removal strips in the push pedal, be equipped with a plurality of confessions on the conveying board and remove the gliding bar gap of strip, every removes the strip and all stretches out the upper surface of conveying board via a bar gap suddenly.
Preferably, a labeling device is arranged on the side surface of the conveying device, the conveying device conveys the packaged product to the labeling device, and the labeling device is used for labeling the packaged product.
The utility model has the advantages that:
the utility model provides a pair of automatic change vacuum packaging machine, the product of waiting to pack is transmitted to dress humidity by product feed arrangement and clamps the department of putting, place the product by the humidity card of humidity card feed mechanism department of humidity card transfer mechanism, then, the drier cuts the mechanism and cuts drier feed mechanism department around the drier of establishing, rethread drier transfer mechanism places the drier silo with the drier, in the wrapping bag that the material income bagging apparatus sent the product into the conveying of wrapping bag device to come after that, the drier silo is released to the unit with the drier simultaneously, make the drier and the product together fall into the wrapping bag, the wrapping bag evacuation that will be equipped with the product through packing heat-sealing device is and seal after that again, accomplish the packing of product. This automatic change vacuum packaging machine can accomplish the packing of product automatically to, through the cooperation that dress humidity clamps the device, dress drier device and drier release unit, can accurately send humidity card and drier together with the product into the wrapping bag and pack, improve product packaging's accuracy, reduce the error, thereby effectively improve product packaging's efficiency, reduced the cost of labor, the use of reducible robot simultaneously, and then prevent the too big problem of automatic vacuum packaging machine volume.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the glass dust cover hidden in the present invention.
Fig. 3 is a schematic structural view of the humidity card loading device, the desiccant loading device and the material pushing and bag loading device of the present invention.
Fig. 4 is a schematic structural view of the material pushing and bag inserting device of the present invention.
Fig. 5 is a schematic structural diagram of the bag supplying mechanism, the packaging bag cutting and heat sealing mechanism and the opening unit of the present invention.
Fig. 6 is a schematic structural view of the easy-tearing cutting mechanism of the present invention.
Fig. 7 is a schematic structural diagram of the flare conveying unit of the present invention.
Fig. 8 is a schematic structural view of another viewing angle of the flare delivery unit of the present invention.
Fig. 9 is a schematic structural view of the package heat-sealing device of the present invention.
Fig. 10 is a schematic structural diagram of the product feeding device of the present invention.
Fig. 11 is a schematic structural diagram of the conveying device of the present invention.
The reference numerals in fig. 1 to 11 include:
1-a frame; 2-a product feeding device, 21-a conveying frame, 211-a synchronous belt, 221-a sixth sliding rail, 222-an adjusting plate, 224-a screw rod, 225-a first synchronization unit, 226-a fifth motor, 227-a second synchronization unit, 228-a first lifting driving mechanism, 23-a limiting plate and 24-a seventh air cylinder; 3-packaging bag device, 31-bag supplying mechanism, 32-easy tearing opening cutting mechanism, 321-easy tearing opening cutter, 322-easy tearing opening driving unit, 33-packaging bag cutting heat-sealing mechanism, 36-opening unit, 361-fifth cylinder, 362-sixth cylinder, 363-first suction cup, 364-second suction cup, 37-flaring conveying unit, 373-bracket, 374-first flaring plate, 375-second flaring plate, 376-flaring driving cylinder, 377-second sliding rail, 378-third sliding rail, 379-second gear, 38-first synchronous bar and 39-second synchronous bar; 4-material pushing and bag feeding device, 41-desiccant trough, 423-push rod, 424-second clamping part, 425-second push block, 43-support plate, 46-first clamping mechanism, 47-second clamping mechanism, 48-clamping plate, 481-receiving strip, 49-product pushing unit, 491-second motor, 492-first gear, 493-push plate, 494-first push block, 495-first clamping part; 5-packaging heat sealing device, 51-vacuum pumping mechanism, 511-lifting plate, 512-third lifting driving mechanism, 515-vacuum driving mechanism, 518-vacuum tube, 52-sealing mechanism, 521-sealing driving cylinder, 522-upper hot pressing plate and 523-lower hot pressing plate; 6-humidity card loading device, 61-humidity card feeding mechanism, 62-humidity card transferring mechanism, 621-rotating cylinder, 622-second cylinder and 623-suction head; 7-a desiccant loading device, 71-a desiccant feeding mechanism, 711-a support shaft, 712-a rotary drum, 713-a limiting through groove, 72-a desiccant cutting mechanism, 721-a third air cylinder, 722-pneumatic scissors, 73-a desiccant transferring mechanism, 732-a fourth air cylinder and 733-a finger air cylinder; 8-conveying device, 81-conveying plate, 82-second lifting driving mechanism, 83-moving mechanism, 84-fifth guide rail, 86-push plate, 87-moving strip and 88-strip-shaped gap; 9-a labelling device; 10-drying oven.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.
The automatic vacuum packaging machine provided by the embodiment, as shown in fig. 1, fig. 2 and fig. 3, includes a frame 1, and a product feeding device 2 for conveying a product to be packaged, a packaging bag device 3 for conveying a packaging bag to the product feeding device 2, a material pushing and bag feeding device 4 for loading the product to be packaged at the product feeding device 2 into the packaging bag, and a packaging heat sealing device 5 for vacuumizing and heat sealing the packaging bag containing the product are movably installed on the frame 1; a humidity card loading device 6 for placing a humidity card on the product and a desiccant loading device 7 for placing desiccant on the product are arranged above the product feeding device 2; the humidity card loading device 6 comprises a humidity card feeding mechanism 61 fixed on the rack 1 and used for storing humidity cards and a humidity card transferring mechanism 62 used for placing the humidity cards of the humidity card feeding mechanism 61 on products, the material pushing and bag entering device 4 is provided with a drying agent trough 41 used for containing drying agents and a drying agent pushing unit used for pushing the drying agents out of the drying agent trough 41, and the drying agent loading device 7 comprises a drying agent feeding mechanism 71 fixed on the rack 1, a drying agent cutting mechanism 72 used for cutting the drying agents and a drying agent transferring mechanism 73 used for transferring the cut drying agents into the drying agent trough 41.
Specifically, the product packaging principle is as follows: a plurality of humidity cards are loaded in a humidity card feeding mechanism 61, the humidity cards are in a stacked state, a desiccant material belt is loaded on a desiccant feeding mechanism 71, the desiccant material belt is in a wrapping and connecting state, then a product to be packaged is placed on a product feeding device 2 and is transmitted to a humidity card loading device 6 through the product feeding device 2, the humidity card at the humidity card feeding mechanism 61 is placed on the product through a humidity card transferring mechanism 62, then a desiccant cutting mechanism 72 cuts the desiccant material belt wound at the desiccant feeding mechanism 71 to cut out a bag of desiccant, then the desiccant is placed in a desiccant trough 41 through a desiccant transferring mechanism 73, then the humidity card with the product is sent into a packaging bag conveyed by a packaging bag device 3 through a material pushing and bag loading device 4, and meanwhile, a desiccant unit pushes out the desiccant from the desiccant trough 41, the desiccant, the humidity card and the product are put into a packaging bag together, and then the packaging bag containing the product is vacuumized and sealed through a packaging heat sealing device 5, so that the product packaging is completed. This automatic change vacuum packaging machine can accomplish the packing of product automatically to through the cooperation that the unit was released to dress humidity card device 6, dress drier device 7 and drier, can be accurate send humidity card and drier together with the product into the wrapping bag and pack, improve product packaging's accuracy, reduce the error, thereby effectively improve product packaging's efficiency, reduced the cost of labor, the use of reducible robot simultaneously, and then prevent to appear the too big problem of automatic vacuum packaging machine volume.
According to the automatic vacuum packaging machine provided by the embodiment, as shown in fig. 1, a drying box 10 is installed on the frame 1, and the drying box 10 is used for covering the humidity card device 6 and the desiccant device 7. Specifically, the drying box 10 has a heating and dehumidifying function, so that the humidity card and the desiccant can be kept in a dry state, and the humidity card and the desiccant can be prevented from losing effectiveness before being loaded into the packaging bag.
According to the automatic vacuum packaging machine provided by the embodiment, as shown in fig. 3, the humidity card transferring mechanism 62 comprises a rotating cylinder 621 fixed on the frame 1 and a second cylinder 622 in driving connection with an output end of the rotating cylinder 621, an absorbing head 623 is in driving connection with an output end of the second cylinder 622, and the absorbing head 623 is used for absorbing the humidity card in the humidity card feeding mechanism 61 and placing the humidity card on a product. Preferably, the first cylinder 641 and the second cylinder 622 are linear cylinders.
Specifically, the humidity card feeding mechanism 61 is a prior art for storing humidity cards; when the humidity card feeding mechanism works, a product to be packaged is conveyed to the position below the humidity card transferring mechanism 62 by the product feeding device 2, and a plurality of humidity cards are vertically stacked in the humidity card feeding mechanism 61; after the humidity card is loaded, the rotating cylinder 621 is started and drives the second cylinder 622 to rotate by 90 degrees, then the second cylinder 622 drives the suction head 623 to abut against the humidity card, the suction head 623 is connected with an external air valve, the air valve is opened, the suction head 623 starts to suck, so that a humidity card close to the suction head 623 in the humidity card loading mechanism 61 is tightly sucked on the suction head 623, then the rotating cylinder 621 drives the second cylinder 622 to rotate by 90 degrees in the opposite direction, the second cylinder 622 drives the suction head 623 to descend, so that the humidity card on the suction head 623 abuts against a product, then the air valve connected with the suction head 623 is closed, the suction head 623 stops sucking, and then the humidity card is separated from the suction head 623 and is placed at the top of the product, then the second cylinder 622 drives the suction head 623 to ascend and reset, and the work of placing the. This dress humidity clamps puts 6, through the cooperation of revolving cylinder 621 with second cylinder 622, with the accurate product of placing of humidity card on, compare in adopting the robot to shift the humidity card, the dress humidity of this embodiment clamps and puts 6 simple structure, convenient operation, and fast, the precision is high, the design procedure is uncomplicated, and small, the effectual volume that has reduced this automatic vacuum packaging machine.
As shown in fig. 2, 3 and 4, the drying agent feeding mechanism 71 includes a supporting shaft 711 fixed on the frame 1, a rotating drum 712 sleeved on the periphery of the supporting shaft 711, and a limiting through slot 713 for passing a drying agent tape, where the drying agent tape is wound around the periphery of the rotating drum 712; the drying agent cutting mechanism 72 comprises a third air cylinder 721 fixed on the frame 1 and pneumatic scissors 722 in driving connection with the output end of the third air cylinder 721, and the pneumatic scissors 722 are arranged at the outlet of the limiting through groove 713; the desiccant transferring mechanism 73 comprises a fourth cylinder 732 slidably connected to the rack 1 and a finger cylinder 733 in driving connection with an output end of the fourth cylinder 732, the desiccant tank 41 is movably arranged below the finger cylinder 733, and the finger cylinder 733 is used for clamping the desiccant sheared by the pneumatic scissors 722 and transferring the desiccant into the desiccant tank 41. Preferably, the third cylinder 721 and the fourth cylinder 732 are both linear cylinders.
Specifically, the desiccant material belt is in a state of being connected into a strip by one pack, when the desiccant material belt is used, the desiccant material belt is required to be cut into a single pack of desiccant, the uncut desiccant material belt is wound on the rotary drum 712, then the free end of the desiccant material belt passes through the limiting through groove 713, the fourth cylinder 732 is translated on the rack 1 to drive the finger cylinder 733 to translate so as to adjust the position of the finger cylinder 733, after the finger cylinder 733 is located at a proper position, the desiccant at the opening of the limiting through groove 713 is clamped, then the fourth cylinder 732 is moved to drive the finger cylinder 733 to move and pull the desiccant, the connection position of the desiccant and another desiccant is pulled to be below the pneumatic scissors 722, then the third cylinder 721 is started, the third cylinder 721 drives the pneumatic scissors 722 to descend and cut off the connection position between the desiccant on the desiccant material belt and the desiccant, and the pack of desiccant clamped by, the fourth cylinder 732 is then moved to adjust the position so that the finger cylinder 733 places the clamped pack of desiccant in the desiccant container 41; when the material pushing and bagging device 4 pushes the product into the packaging bag, the drying agent pushing unit pushes the drying agent in the drying agent trough 41 into the packaging bag at the same time, so that the drying agent and the product are synchronously packaged into the packaging bag. This dress drier device 7 is easy and simple to handle nimble, does simple linear motion through the operation drier, alright packs drier and product in step, can avoid the condition that the drier can not pack into the wrapping bag to effectively improve product packaging's efficiency, reduced the error, also need not the operation robot in addition alright accomplish the packing of drier, effectively reduce this automatic vacuum packaging machine's volume.
In the automatic vacuum packaging machine provided by this embodiment, as shown in fig. 2 and 4, the material pushing and bag feeding device 4 includes a supporting plate 43 slidably connected to the frame 1, and a first clamping mechanism 46 and a second clamping mechanism 47 both mounted on the supporting plate 43, where the first clamping mechanism 46 and the second clamping mechanism 47 are respectively located at two sides of a product; the first clamping mechanism 46 and the second clamping mechanism 47 each comprise a clamping plate 48 connected with the supporting plate 43 in a sliding manner and a product pushing-out unit 49 used for pushing the product into the packaging bag, the clamping plate 48 of the first clamping mechanism 46 and the clamping plate 48 of the second clamping mechanism 47 move close to each other and clamp the product or move away from each other and far away from the product, the sliding direction of the clamping plate 48 is perpendicular to the sliding direction of the supporting plate 43, the bottom of the clamping plate 48 is provided with a receiving strip 481 used for supporting the product, the drying agent trough 41 is arranged at one end, close to the packaging heat sealing device 5, of the clamping plate 48 of the first clamping mechanism 46, and the finger cylinder 733 is positioned above the first clamping mechanism 46;
the product pushing unit 49 comprises a second motor 491 arranged on the clamping plate 48, a first gear 492 in driving connection with the output end of the second motor 491, and a pushing plate 493 engaged with the first gear 492, wherein the pushing plate 493 is in sliding connection with the clamping plate 48, and one end of the pushing plate 493 close to the product is provided with a first pushing block 494 for pushing the product into the packaging bag; the desiccant pushing unit is arranged on the first clamping mechanism 46 and comprises a pushing rod 423 which is connected to the clamping plate 48 in a sliding mode, the pushing plate 493 is provided with a first clamping portion 495, one end of the pushing rod 423 is provided with a second clamping portion 424 which is used for being abutted against the first clamping portion 495, and the other end of the pushing rod 423 is provided with a second pushing block 425 which is used for pushing the desiccant out of the desiccant tank 41. Preferably, the first motor 13 and the second motor 491 are both positive and negative rotation motors.
Specifically, when the first clamping mechanism 46 is not clamping a product, the first clamping mechanism is kept on the same plane with the finger cylinder 733, at this time, after the finger cylinder 733 clamps a pack of desiccant, the fourth cylinder 732 slides to drive the finger cylinder 733 to move to the position above the desiccant tank 41 of the first clamping mechanism 46, then the fourth cylinder 732 drives the finger cylinder 733 to descend, when the finger cylinder 733 descends to place the desiccant in the desiccant tank 41, the fourth cylinder 732 stops working, and the finger cylinder 733 releases the desiccant, so that the desiccant accurately falls into the desiccant tank 41, then the finger cylinder 733 and the fourth cylinder 732 reset, and the desiccant returns to the opening of the limiting through groove 713 again to capture new desiccant. After the humidity card is placed on the top of the product and the desiccant tank 41 is filled with desiccant, the clamping plate 48 of the first clamping mechanism 46 and the clamping plate 48 of the second clamping mechanism 47 slide on the supporting plate 43, at this time, the clamping plate 48 of the first clamping mechanism 46 and the clamping plate 48 of the second clamping mechanism 47 slide toward each other, so that the two clamping plates 48 clamp the product, and the receiving strip 481 of the two clamping plates 48 holds the product to prevent the product from sliding downward, at this time, the packaging bag device 3 conveys the packaging bag to the product ejecting unit 49, then, the second motor 491 of the product ejecting unit 49 is started, the second motor 491 drives the first gear 492 to rotate, the ejecting plate 493 engaged with the first gear 492 starts to move, the rotating direction of the second motor 491 can be adjusted to move the ejecting plate 493 forward or backward, and when the product is ejected, the ejecting plate 493 of the first clamping mechanism 46 and the ejecting plate 493 of the second clamping mechanism 47 both move toward the direction close to the product, the two first pushing blocks 494 are abutted to the product, meanwhile, the supporting plate 43 moves on the machine frame 1 to the direction close to the packaging bag, a driving assembly for driving the supporting plate 43 to slide is arranged on the preferred machine frame 1, the driving assembly is the prior art, the supporting plate 43 moves to drive the first clamping mechanism 46 and the second clamping mechanism 47 to move and send the product with the humidity card into the packaging bag, and meanwhile, the pushing plate 493 pushes the product to push the product to the bag pushing and bag entering device 4 out of the two clamping plates 48, namely, the product pushes the bag pushing and bag entering device 4 to be packed into the packaging bag; when the pushing-out plate 493 of the first clamping mechanism 46 moves, the first clamping portion 495 on the pushing-out plate 493 pushes the second clamping portion 424 of the pushing-out rod 423 to move synchronously, the second clamping portion 424 further drives the pushing-out rod 423 to slide, and the second pushing block 425 pushes the drying agent out of the drying agent trough 41 when the pushing-out rod 423 moves, so that the drying agent, the humidity card and the product are packaged in the packaging bag together. In practical production, the matching time of each structure can be set, for example, after the product feeding device 2 sends the product to the position below the humidity card loading device 6, because the humidity card loading process is fast, the first clamping mechanism 46 and the second clamping mechanism 47 can clamp the product while the humidity card loading device 6 acts, and further when the humidity card is placed on the product, the first clamping mechanism 46 and the second clamping mechanism 47 can continue to send the product into the packaging bag, the working speed of each station is fast, so that the working time of each station is matched, and the production efficiency can be further improved. The material pushing and bagging device 4 is simple in structure, and can accurately place the drying agent and the product into the packaging bag at the same time through matching with the drying agent containing device 7, so that the drying agent is guaranteed to be contained in the product packaging bag, the work of two stations is carried out at the same time, and the production efficiency is effectively improved.
In the automatic vacuum packaging machine provided by the present embodiment, as shown in fig. 1, fig. 2, fig. 5, fig. 6, fig. 7 and fig. 8, the packaging bag device 3 includes a bag supplying mechanism 31, an easy tearing opening cutting mechanism 32, a packaging bag cutting and heat sealing mechanism 33 and a packaging bag conveying mechanism, which are sequentially arranged; the easy-to-tear opening cutting mechanism 32 comprises an easy-to-tear opening cutter 321 and an easy-to-tear opening driving unit 322 which is arranged on the rack 1 and used for driving the easy-to-tear opening cutter 321 to ascend and descend; the packaging bag conveying mechanism comprises an opening unit 36 and a flaring conveying unit 37, the opening unit 36 comprises a fifth air cylinder 361, a sixth air cylinder 362, a first suction cup 363 in driving connection with the output end of the fifth air cylinder 361 and a second suction cup 364 in driving connection with the output end of the sixth air cylinder 362, the fifth air cylinder 361 and the sixth air cylinder 362 are both arranged on the frame 1, the fifth air cylinder 361 is positioned right above the sixth air cylinder 362, the suction port of the first suction cup 363 faces downwards, and the suction port of the second suction cup 364 faces upwards; the flaring conveying unit 37 comprises a bracket 373 slidably mounted on the frame 1, a first flaring plate 374 and a second flaring plate 375 which are slidably connected to the bracket 373, and a flaring driving cylinder 376 fixed on the bracket 373, wherein the output end of the flaring driving cylinder 376 is in driving connection with the first flaring plate 374; the bracket 373 is provided with a second slide rail 377 and a third slide rail 378, a second gear 379 is arranged between the second slide rail 377 and the third slide rail 378, the first flaring plate 374 and the second flaring plate 375 are respectively connected with the second slide rail 377 and the third slide rail 378 in a sliding manner, the first flaring plate 374 is fixedly connected with a first synchronizing bar 38, the second flaring plate 375 is fixedly connected with a second synchronizing bar 39, the first synchronizing bar 38 and the second synchronizing bar 39 are both meshed with the second gear 379, and the first synchronizing bar 38 is arranged above the second synchronizing bar 39. Preferably, the fifth cylinder 361 and the sixth cylinder 362 are both linear cylinders; the flare driving cylinder 376 is a linear cylinder; the easy-tear opening driving unit 322 is, but not limited to, a linear driving cylinder.
Specifically, the bag supplying mechanism 31, the bag cutting mechanism 33, and the bag heat sealing mechanism 34 adopted by the automatic vacuum packaging machine are prior art, and reference may be specifically made to a packaging machine which has been disclosed at present, such as chinese patent document application no: 201721239307.2 entitled "packaging bag processing equipment", wherein the feeding device is the bag feeding mechanism 31 in the present embodiment, and the film feeding device and the seal cutting device are the package cutting and heat sealing mechanism 33 in the present embodiment; the packaging bag material belt is provided by a bag supply mechanism 31, an easy-tearing opening is formed in the packaging bag material belt through an easy-tearing opening cutting mechanism 32, the packaging bag cutting and heat sealing mechanism 33 cuts and seals the packaging bag material belt with the easy-tearing opening to form a single packaging bag with the easy-tearing opening, specifically, the cutting position of the packaging bag cutting and heat sealing mechanism 33 on the packaging bag material belt is just the central position of the easy-tearing opening, so that the easy-tearing opening is divided into two parts, one part of the easy-tearing opening is arranged on the packaging bag after being sealed and cut, and the other part of the easy-tearing opening is arranged at the free end of the packaging bag material belt, thereby ensuring that each packaging bag is provided with the; when an individual packing bag is cut, the packing bag is conveyed to the opening unit 36, the opening of the packing bag is located between the first suction cup 363 and the second suction cup 364, then, the fifth air cylinder 361 drives the first suction cup 363 to descend to abut against the upper half bag of the packing bag, the sixth air cylinder 362 drives the second suction cup 364 to ascend to abut against the upper half bag of the packing bag, the first suction cup 363 and the second suction cup 364 are both connected with an external air valve, the air valve is opened, the first suction cup 363 and the second suction cup 364 suck at the same time to respectively suck the upper half bag and the lower half bag of the packing bag, then the fifth air cylinder 361 drives the first suction cup 363 to ascend, the sixth air cylinder 362 drives the second suction cup 364 to descend, so that the first suction cup 363 and the second suction cup 364 separate the upper half bag and the lower half bag of the packing bag, and the opening of the packing bag is opened; then, the support 373 of the flare conveying unit 37 moves to the opening unit 36, the flare driving cylinder 376 drives the first flaring plate 374 to move in a direction approaching the second flaring plate 375, when the first flaring plate 374 moves, the first synchronization bar 38 is driven to move, since the first synchronization bar 38 is engaged with the second gear 379, the first synchronization bar 38 will drive the second gear 379 to rotate, then the second gear 379 drives the second synchronous bar 39 to move, the first synchronous bar 38 is in transmission connection with the second synchronous bar 39 through the second gear 379, the second synchronous bar 39 drives the second flaring plate 375 to slide when moving, since the first and second timing strips 38 and 39 are disposed up and down, the rotation of the second gear 379 causes the first and second timing strips 38 and 39 to move in different directions, thereby moving the first and second flared plates 374 and 375 toward and away from each other; when the opening of the packaging bag is opened, the flaring driving cylinder 376 drives the first flaring plate 374 and the second flaring plate 375 to move close to each other, the bracket 373 moves to drive the first flaring plate 374 and the second flaring plate 375 to be inserted into the opening of the packaging bag, then, the flare driving cylinder 376 drives the first and second flare plates 374 and 375 to be separated and abutted against both sides of the opening of the packaging bag, respectively, thereby fixing the opening of the packaging bag, then, the first suction cup 363 and the second suction cup 364 stop sucking, the packaging bag is loosened, the packaging bag is fixed on the first opening expanding plate 374 and the second opening expanding plate 375, the bracket 373 is moved by the moving bracket 373, the bracket 373 drives the first opening expanding plate 374 and the second opening expanding plate 375 to move to the material pushing and bag entering device 4, after the material pushing and bag entering device 4 pushes the product into the packaging bag, the first and second flared panels 374 and 375 again approach and remove the bag, followed by another subsequent bag flare. This wrapping bag device 3 can be with the wrapping bag cut, seal, the automatic completion of process flows such as opening, effectively improved product packaging's efficiency, set up flaring conveying unit 37, can be on opening unit 36's basis for the opening of wrapping bag is more stable, and then guarantees that before the product sent into in the wrapping bag, the opening of wrapping bag can not be closed, and then the extravagant wrapping bag of appearance or the condition that the product dress does not advance the wrapping bag.
Referring to fig. 2 and 9, the packaging and heat-sealing device 5 of the present embodiment includes a vacuum pumping mechanism 51 and a sealing mechanism 52, where the vacuum pumping mechanism 51 includes a lifting plate 511, a third lifting driving mechanism 512 installed on the frame 1 for driving the lifting plate 511 to lift, a vacuum tube 518 installed on the lifting plate 511, and a vacuum driving mechanism 515 for driving the vacuum tube 518 to extend into or move out of the packaging bag; the sealing mechanism 52 comprises a sealing driving cylinder 521 fixed on the frame 1, an upper hot pressing plate 522 movably mounted on the frame 1 and in driving connection with the output end of the sealing driving cylinder 521, and a lower hot pressing plate 523 mounted on the frame 1, wherein the upper hot pressing plate 522 is located right above the lower hot pressing plate 523. Preferably, the seal driving cylinder 521 is a linear cylinder, and the third elevating driving mechanism 512 and the vacuum driving mechanism 515 are, but not limited to, linear cylinders.
Specifically, after the product and the desiccant are packed in the packaging bag, the third lifting driving mechanism 512 drives the lifting plate 511 to ascend, so that the vacuum driving mechanism 515 ascends, then the vacuum pipe 518 of the vacuum driving mechanism 515 moves forwards, and the vacuum pipe 518 is inserted into the opening of the packaging bag, then the first flaring plate 374 and the second flaring plate 375 move out of the packaging bag, meanwhile, the vacuum pipe 518 starts to pump air, so that the packaging bag is vacuumized, and after the packaging bag is completely attached to the product, the sealing driving cylinder 521 drives the upper hot pressing plate 522 to be attached to the lower hot pressing plate 523 and the packaging bag is subjected to heat sealing, so that the packaging of the product is completed. This packing sealing device 5, with wrapping bag evacuation and heat-seal simultaneously, can further improve product packaging's efficiency.
According to the automatic vacuum packaging machine provided by the embodiment, as shown in fig. 2 and fig. 10, the product feeding device 2 includes two parallel conveying frames 21, two sets of parallel width adjusting mechanisms, and a limiting plate 23 disposed at one end of the conveying frame 21 close to the packaging bag heat sealing device, the limiting plate 23 is vertically disposed and slidably connected to the frame 1, and the frame 1 is provided with a seventh cylinder 24 for driving the limiting plate 23 to ascend and descend; the width adjusting mechanism comprises a sixth sliding rail 221 movably fixed on the frame 1, two adjusting plates 222 slidably connected with the sixth sliding rail 221, a screw rod 224 in threaded connection with the two adjusting plates 222, and a fifth motor 226 for driving the screw rod 224 to rotate, and a first synchronization unit 225 is arranged between the two sets of screw rods 224 of the width adjusting mechanism; the periphery cover of conveying frame 21 is equipped with hold-in range 211, be equipped with the second synchronizing unit 227 that is used for driving hold-in range 211 to remove on the regulating plate 222, width adjustment mechanism's bottom is connected with the first lift actuating mechanism 228 that is used for driving width adjustment mechanism and goes up and down. Preferably, the first synchronization unit 225 and the second synchronization unit 227 are both synchronization structures of the synchronization belt 211 and the synchronization wheel in the prior art; the seventh cylinder 24 is a linear cylinder; the first elevation drive mechanism 228 may be a motor drive structure or a cylinder drive structure.
Specifically, the products are placed on the conveying frame 21, the synchronous belt 211 on the conveying frame 21 is driven to move so as to drive the products to move, and the distance between the two adjusting plates 222 on the sixth sliding rail 221 is adjusted through the rotation of the screw rod 224, so that the distance between the two conveying frames 21 is adjusted, and the conveying frame 21 can be suitable for products with different sizes; in addition, when the product is conveyed to the position below the humidity card loading device 6, the product abuts against the position of the limiting plate 23, the humidity card can be accurately placed on the product, and after the humidity card is loaded on the product, the seventh air cylinder 24 drives the limiting plate 23 to descend, so that the material pushing and bag feeding device 4 can push the product into the packaging bag.
In the present embodiment, an automatic vacuum packaging machine is provided, as shown in fig. 2 and 7, the frame 1 is further provided with a conveying device 8 for conveying packaged products to the next station, the conveying device 8 comprises a conveying plate 81 movably arranged on the frame 1 and used for bearing the products, a second lifting driving mechanism 82 used for driving the conveying plate 81 to lift and a moving mechanism 83 used for conveying the products, the moving mechanism 83 comprises a fifth guide rail 84 fixed on the frame 1, a push plate 86 connected with the fifth guide rail 84 in a sliding way, be equipped with a plurality of removal strips 87 on the push pedal 86, be equipped with a plurality of supplies on the conveying board 81 and remove the gliding bar gap 88 of strip 87, a plurality of removal strips 87 and a plurality of bar gap 88 one-to-one setting, remove the upper surface that the strip 87 stretches out conveying board 81 suddenly via bar gap 88, the width in bar gap 88 is greater than the width that removes strip 87. Preferably, the second elevation driving mechanism may be a cylinder driving structure or a motor driving structure.
Specifically, after the heat sealing of the product package is completed, the fourth sliding seat 85 slides on the fifth guide rail 84 to drive the pushing plate 86 to move, so that the moving strip 87 on the pushing plate 86 slides in the strip-shaped gap 88 of the conveying plate 81 to push the product to slide to the next station, the conveying plate 81 is driven to lift by the second lifting driving mechanism 82, and the product can be accurately received or conveyed according to the height of the conveying plate 81 which is actually adjusted.
In the present embodiment, as shown in fig. 1 and 2, a labeling device 9 is disposed at a side of the conveyor 8, the conveyor 8 conveys the packaged product to the labeling device 9, and the labeling device 9 is configured to label the packaged product.
Specifically, the labeling device 9 provided in this embodiment is a prior art, such as chinese patent document application No.: 201710874585.3 entitled automatic packaging machine, wherein the labeling device 9 described in the specification is the labeling device 9 of the present embodiment; by labeling the product, the user is facilitated to know the basic information of the product.
The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.

Claims (10)

1. The utility model provides an automatic change vacuum packaging machine, includes the frame, its characterized in that: the machine frame is movably provided with a product feeding device for conveying a product to be packaged, a packaging bag device for conveying a packaging bag to the product feeding device, a material pushing and bag feeding device for loading the product to be packaged at the product feeding device into the packaging bag, and a packaging heat sealing device for vacuumizing and heat sealing the packaging bag containing the product; a humidity card loading device for placing a humidity card on a product and a desiccant loading device for placing a desiccant on the product are arranged above the product feeding device;
the device for loading the humidity card comprises a humidity card feeding mechanism and a humidity card transferring mechanism, wherein the humidity card feeding mechanism is fixed on the rack and used for storing the humidity card, the humidity card transferring mechanism is used for placing the humidity card of the humidity card feeding mechanism on a product, the material pushing and bag entering device is provided with a drying agent trough used for containing a drying agent and a drying agent pushing unit used for pushing the drying agent out of the drying agent trough, and the device for loading the drying agent comprises a drying agent feeding mechanism fixed on the rack, a drying agent cutting mechanism used for cutting the drying agent and a drying agent transferring mechanism used for transferring the cut drying agent into the drying agent trough.
2. The automated vacuum packaging machine of claim 1, wherein: the drying box is arranged on the rack and used for covering the humidity card loading device and the drying agent loading device.
3. The automated vacuum packaging machine of claim 1, wherein: humidity card shifts mechanism is including being fixed in the revolving cylinder in the frame and the second cylinder of being connected with the output drive of revolving cylinder, the output drive of second cylinder is connected with the suction head, the suction head is used for absorbing humidity card of humidity card feed mechanism.
4. The automated vacuum packaging machine of claim 1, wherein: the drying agent feeding mechanism comprises a support shaft fixed on the rack, a rotary drum sleeved on the periphery of the support shaft and a limiting through groove for the drying agent material belt to penetrate through, and the drying agent material belt is wound on the periphery of the rotary drum;
the drying agent cutting mechanism comprises a third air cylinder fixed on the rack and pneumatic scissors in driving connection with the output end of the third air cylinder, and the pneumatic scissors are arranged at the outlet of the limiting through groove;
the drying agent transfer mechanism comprises a fourth cylinder connected to the rack in a sliding mode and a finger cylinder in driving connection with the output end of the fourth cylinder, the drying agent trough is movably arranged below the finger cylinder, and the finger cylinder is used for clamping drying agents sheared by the pneumatic scissors and transferring the drying agents into the drying agent trough.
5. The automated vacuum packaging machine of claim 4, wherein: the material pushing and bag feeding device comprises a supporting plate in sliding connection with the rack, and a first clamping mechanism and a second clamping mechanism which are arranged on the supporting plate, wherein the first clamping mechanism and the second clamping mechanism are respectively positioned on two sides of a product;
the first clamping mechanism and the second clamping mechanism respectively comprise a clamping plate in sliding connection with the supporting plate and a product pushing-out unit for pushing a product into a packaging bag, the clamping plate of the first clamping mechanism and the clamping plate of the second clamping mechanism move close to each other and clamp the product or move away from each other and keep away from the product, the sliding direction of the clamping plates is perpendicular to the sliding direction of the supporting plate, a carrying strip for supporting the product is arranged at the bottom of each clamping plate, the drying agent trough is arranged at one end, close to the packaging heat sealing device, of the clamping plate of the first clamping mechanism, and the finger cylinder is positioned above the first clamping mechanism;
the product pushing unit comprises a second motor arranged on the clamping plate, a first gear in driving connection with the output end of the second motor and a pushing plate meshed with the first gear, the pushing plate is in sliding connection with the clamping plate, and a first pushing block used for pushing the product into the packaging bag is arranged at one end, close to the product, of the pushing plate;
the desiccant push-out unit is arranged on the first clamping mechanism and comprises a push-out rod connected to the clamping plate in a sliding mode, the push-out plate is provided with a first clamping portion, one end of the push-out rod is provided with a second clamping portion used for being abutted to the first clamping portion, and the other end of the push-out rod is provided with a second push block used for pushing out the desiccant from the desiccant trough.
6. The automated vacuum packaging machine of claim 1, wherein: the packaging bag device comprises a bag supply mechanism, an easy-tearing opening cutting mechanism, a packaging bag cutting and heat-sealing mechanism and a packaging bag conveying mechanism which are sequentially arranged;
the easy-tearing opening cutting mechanism comprises an easy-tearing opening cutter and an easy-tearing opening driving unit which is arranged on the rack and used for driving the easy-tearing opening cutter to lift;
the packaging bag conveying mechanism comprises an opening unit and a flaring conveying unit, the opening unit comprises a fifth cylinder, a sixth cylinder, a first sucker in driving connection with the output end of the fifth cylinder and a second sucker in driving connection with the output end of the sixth cylinder, the fifth cylinder and the sixth cylinder are both arranged on the rack, the fifth cylinder is positioned right above the sixth cylinder, the sucker of the first sucker faces downwards, and the sucker of the second sucker faces upwards;
the flaring conveying unit comprises a bracket arranged on the rack in a sliding manner, a first flaring plate and a second flaring plate which are connected to the bracket in a sliding manner, and a flaring driving cylinder fixed on the bracket, wherein the output end of the flaring driving cylinder is in driving connection with the first flaring plate; the support facial make-up is equipped with second slide rail and third slide rail, installed the second gear between second slide rail and the third slide rail, first flaring board and second flaring board respectively with second slide rail and third slide rail sliding connection, first flaring board fixedly connected with first synchronization strip, the synchronization strip of second flaring board fixedly connected with second, the synchronization strip of first synchronization strip and second all meshes with the second gear, the top of the synchronization strip of second is located to first synchronization strip.
7. The automated vacuum packaging machine of claim 1, wherein: the packaging heat-sealing device comprises a vacuumizing mechanism and a sealing mechanism, wherein the vacuumizing mechanism comprises a lifting plate, a third lifting driving mechanism, a vacuum tube and a vacuum driving mechanism, the third lifting driving mechanism is arranged on the rack and used for driving the lifting plate to lift, the vacuum tube is arranged on the lifting plate, and the vacuum driving mechanism is used for driving the vacuum tube to stretch into or move out of a packaging bag;
the mechanism seals including being fixed in the frame seal drive actuating cylinder, activity install in the frame and with seal the last hot pressboard that drives actuating cylinder's output drive and be connected and install the lower hot pressboard in the frame, it is located down the hot pressboard directly over to go up the hot pressboard.
8. The automated vacuum packaging machine of claim 1, wherein: the product feeding device comprises two parallel conveying frames, two groups of parallel width adjusting mechanisms and a limiting plate arranged at one end of each conveying frame close to the packaging bag heat sealing device, the limiting plates are vertically arranged and are connected with the rack in a sliding mode, and a seventh air cylinder used for driving the limiting plates to ascend and descend is arranged on the rack;
the width adjusting mechanism comprises a sixth sliding rail movably fixed on the rack, two adjusting plates in sliding connection with the sixth sliding rail, a screw rod in threaded connection with the two adjusting plates and a fifth motor for driving the screw rod to rotate, and a first synchronizing unit is arranged between the screw rods of the two groups of width adjusting mechanisms; the periphery cover of conveying frame is equipped with the hold-in range, be equipped with the second synchronization unit that is used for driving the hold-in range to remove on the regulating plate, width adjustment mechanism's bottom is connected with the first lift actuating mechanism that is used for driving width adjustment mechanism and goes up and down.
9. The automated vacuum packaging machine of claim 1, wherein: still be equipped with the conveyer that is used for conveying the product that the packing is good to next station in the frame, conveyer is including the activity install in the frame and be used for bearing the conveying board of product, be used for driving second lift actuating mechanism that conveying board goes up and down and be used for conveying the moving mechanism of product, moving mechanism including be fixed in the frame the fifth guide rail, with fifth guide rail sliding connection's push pedal, be equipped with a plurality of removal strips in the push pedal, be equipped with a plurality of confessions on the conveying board and remove the gliding bar gap of strip, every removes the upper surface that the strip all stretches out the conveying board suddenly via a bar gap.
10. The automated vacuum packaging machine of claim 9, wherein: the side of the conveying device is provided with a labeling device, the conveying device conveys the packaged product to the labeling device, and the labeling device is used for labeling the packaged product.
CN201921169694.6U 2019-07-23 2019-07-23 Automatic change vacuum packaging machine Active CN210761427U (en)

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Application Number Priority Date Filing Date Title
CN201921169694.6U CN210761427U (en) 2019-07-23 2019-07-23 Automatic change vacuum packaging machine

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112223753A (en) * 2020-09-11 2021-01-15 福清市益兴堂卫生制品有限公司 Inserting piece device for mask processing and using method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112223753A (en) * 2020-09-11 2021-01-15 福清市益兴堂卫生制品有限公司 Inserting piece device for mask processing and using method thereof

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