CN210761427U - Automatic change vacuum packaging machine - Google Patents

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

An automatic vacuum packaging machine

technical field

The utility model relates to the technical field of packaging, in particular to an automatic vacuum packaging machine.

Background technique

In the prior art, the packaging of the laminated PCB boards is usually performed manually. The operator needs to wrap a layer of protective film on the surface of the laminated PCB boards, and then bind the PCB boards wrapped with the protective film through a strap. Manually open the packaging bag, then put the bundled PCB board into the packaging bag, and then put the auxiliary products such as humidity card and desiccant into the packaging bag, and finally put the packaging bag with the PCB board, humidity card and desiccant into the packaging bag. Vacuuming and sealing treatment, manual packaging method greatly reduces the efficiency of PCB board packaging, requires a lot of labor, improves the labor intensity of operators, and there are human factors, subjectivity is relatively large, easy to cause PCB board damage, packaging Unstable quality.

Because of the low efficiency of manual operation, there is a device that automatically packs products. This type of equipment usually uses a robot to put desiccant or humidity cards on the packaging bag of the product, but the control program design of the robot is more troublesome. As a result, the design cost is high, and the robot hand occupies a large space, so there is a problem that the volume occupancy rate of the entire packaging equipment is too large.

SUMMARY OF THE INVENTION

Aiming at the problems of the prior art, the utility model provides an automatic vacuum packaging machine, which has small volume and occupied space, can automatically package products, has high production efficiency, and effectively reduces labor costs.

In order to solve the above-mentioned technical problems, the utility model adopts the following technical solutions: an automatic vacuum packaging machine, comprising a rack, on which a product feeding device for conveying products to be packaged is movably installed, and for packaging A bag device for conveying the bag to the product feeder, a pusher-in-bag device for filling the product to be packaged at the product feeder into the bag, and a vacuuming and heating of the bag containing the product. A sealed packaging heat sealing device; a humidity card loading device for placing a humidity card on the product and a desiccant loading device for placing a desiccant on the product are installed above the product feeding device; the device The humidity card device includes a humidity card feeding mechanism fixed on the rack and used for storing the humidity card, and a humidity card transferring mechanism used for placing the humidity card of the humidity card feeding mechanism on the product. There is a desiccant hopper for accommodating the desiccant and a desiccant push-out unit for pushing the desiccant out of the desiccant hopper. The desiccant cutting mechanism of the desiccant and the desiccant transfer mechanism for transferring the cut desiccant into the desiccant material tank.

Preferably, a drying box is installed on the rack, and the drying box is used to cover the humidity card loading device and the desiccant loading device.

Preferably, the humidity card transfer mechanism includes a rotary cylinder fixed on the frame and a second cylinder drivably connected to the output end of the rotary cylinder, the output end of the second cylinder is drivably connected with a suction head, and the suction head Humidity card for sucking humidity card feeding mechanism.

Preferably, the desiccant feeding mechanism includes a support shaft fixed on the frame, a drum sleeved on the outer circumference of the support shaft, and a limit through groove for the desiccant material belt to pass through, and the desiccant material belt Around the outer circumference of the drum; the desiccant cutting mechanism includes a third cylinder fixed on the frame and a pneumatic scissors drivingly connected with the output end of the third cylinder, the pneumatic scissors are arranged in the limit pass at the outlet of the tank; the desiccant transfer mechanism includes a fourth cylinder slidably connected to the frame and a finger cylinder drivingly connected with the output end of the fourth cylinder, the desiccant trough is movably arranged below the finger cylinder, and the The finger cylinder is used to clamp the desiccant cut by the pneumatic scissors and transfer the desiccant to the desiccant hopper.

Preferably, the device for pushing materials into the bag comprises a support plate slidably connected to the frame, and a first clamping mechanism and a second clamping mechanism both mounted on the support plate, the first clamping mechanism and the second clamping mechanism The clamping mechanisms are respectively located on both sides of the product; the first clamping mechanism and the second clamping mechanism both include a clamping plate slidably connected with the support plate and a product pushing unit for pushing the product into the packaging bag, the first clamping mechanism The clamping plate of a clamping mechanism and the clamping plate of the second clamping mechanism move closer to each other and clamp the product or move away from each other, the sliding direction of the clamping plate is perpendicular to the sliding direction of the support plate, The bottom of the clamping plate is provided with a receiving strip for holding the product, the desiccant material trough is arranged at one end of the clamping plate of the first clamping mechanism close to the packaging heat-sealing device, and the finger cylinder is located in the first clamping mechanism. above the tightening mechanism; the product ejecting unit includes a second motor mounted on the clamping plate, a first gear drivingly connected with the output end of the second motor, and an ejecting plate meshing with the first gear, the ejecting plate It is slidably connected with the clamping plate, and the end of the pushing plate close to the product is provided with a first pushing block for pushing the product into the packaging bag; the desiccant pushing unit is arranged on the first clamping mechanism, and the desiccant pushing unit is It includes a push-out rod slidably connected to the clamping plate, the push-out plate is provided with a first clamping portion, and one end of the push-out rod is provided with a second clamping portion for abutting with the first clamping portion. The other end of the rod is provided with a second push block for pushing the desiccant out of the desiccant trough.

Preferably, the packaging bag device includes a bag supply mechanism, an easy tear opening cutting mechanism, a packaging bag cutting and heat sealing mechanism, and a packaging bag conveying mechanism arranged in sequence; the easy tear opening cutting mechanism includes an easy tear opening cutter and an easy-tear drive unit arranged on the frame and used to drive the easy-tear cutter to move up and down; the packaging bag conveying mechanism includes an opening unit and a flaring conveying unit, and the opening unit includes a fifth air cylinder, a sixth air cylinder, A first suction cup drivingly connected with the output end of the fifth cylinder and a second suction cup drivingly connected with the output end of the sixth cylinder, the fifth and sixth cylinders are both installed on the frame, and the fifth cylinder is located in the Right above the six cylinders, the suction port of the first suction cup is downward, and the suction port of the second suction cup is upward; The first flaring plate, the second flaring plate and the flaring driving cylinder fixed on the bracket, the output end of the flaring driving cylinder is drivingly connected with the first flaring plate; the bracket is provided with a second sliding rail and a third slide rail, a second gear is installed between the second slide rail and the third slide rail, and the first flared plate and the second flared plate are respectively connected with the second slide rail and the third slide rail sliding connection, the first flaring plate is fixedly connected with a first synchronizing bar, the second flaring plate is fixedly connected with a second synchronizing bar, and both the first synchronizing bar and the second synchronizing bar are engaged with the second gear , the first synchronization bar is arranged above the second synchronization bar.

Preferably, the packaging heat sealing device includes a vacuuming mechanism and a sealing mechanism, and the vacuuming mechanism includes a lifting plate, a third lifting driving mechanism installed on the frame and used to drive the lifting plate to rise and fall, and a third lifting and lowering driving mechanism installed on the lifting plate. The upper vacuum tube and the vacuum drive mechanism used to drive the vacuum tube to extend into the packaging bag or move out of the packaging bag; the sealing mechanism includes a sealing driving cylinder fixed on the frame, and an output of the sealing driving cylinder which is movably installed on the frame and is connected with the sealing driving cylinder The upper hot pressing plate connected with the end drive and the lower hot pressing plate are installed on the frame, and the upper hot pressing plate is located directly above the lower hot pressing plate.

Preferably, the product feeding device includes two parallel conveying racks, two sets of parallel width adjusting mechanisms, and a limit plate disposed at one end of the conveying rack close to the packaging bag heat sealing device, the limit plate is vertical straightly arranged and slidably connected with the frame, the frame is provided with a seventh air cylinder for driving the lifting and lowering of the limit plate; the width adjustment mechanism includes a sixth sliding rail movably fixed on the frame, and a sixth sliding rail two adjusting plates that are slidably connected, a lead screw that is threadedly connected to the two adjusting plates, and a fifth motor for driving the lead screw to rotate, a first synchronization unit is arranged between the two sets of lead screws of the width adjusting mechanism; A synchronous belt is sleeved on the outer periphery of the conveying frame, a second synchronous unit for driving the synchronous belt to move is arranged on the adjustment plate, and a first lifting drive for driving the width adjustment mechanism to rise and fall is connected to the bottom of the width adjustment mechanism. mechanism.

Preferably, the frame is further provided with a conveying device for conveying the packaged products to the next station, the conveying device comprises a conveying plate movably installed on the frame and used for carrying products, and used for driving A second lift drive mechanism for lifting the conveying plate and a moving mechanism for conveying products, the moving mechanism includes a fifth guide rail fixed on the frame and a push plate slidably connected with the fifth guide rail, the push plate is provided with A plurality of moving bars, the conveying plate is provided with a plurality of bar-shaped slits for the moving bars to slide, and each moving bar protrudes from the upper surface of the conveying plate through a bar-shaped slit.

Preferably, a labeling device is provided on the side of the conveying device, and the conveying device conveys the packaged product to the labeling device, and the labeling device is used for labeling the packaged product.

The beneficial effects of the present utility model:

In the automatic vacuum packaging machine provided by the utility model, the product to be packaged is transferred from the product feeding device to the humidity card loading device, the humidity card at the humidity card feeding mechanism is placed on the product by the humidity card transfer mechanism, and then the humidity card is placed on the product. , the desiccant cutting mechanism cuts the desiccant around the desiccant feeding mechanism, and then the desiccant is placed in the desiccant hopper through the desiccant transfer mechanism, and then the product is fed into the packaging bag device by the pushing material feeding device At the same time, the desiccant pushing unit pushes the desiccant out of the desiccant hopper, so that the desiccant and the product fall into the packaging bag together, and then the packaging bag containing the product is evacuated by the packaging heat sealing device and Seal to complete the packaging of the product. The automatic vacuum packaging machine can automatically complete the packaging of products, and, through the cooperation of the humidity card device, the desiccant device and the desiccant ejection unit, the humidity card and the desiccant can be accurately sent into the packaging bag together with the product. Packaging can improve the accuracy of product packaging and reduce errors, thereby effectively improving the efficiency of product packaging, reducing labor costs, and reducing the use of robotic hands, thereby preventing the problem of too large an automated vacuum packaging machine.

Description of drawings

Figure 1 is a schematic structural diagram of the utility model.

FIG. 2 is a schematic structural diagram of the utility model after the glass dust cover is hidden.

FIG. 3 is a schematic structural diagram of a humidity card loading device, a desiccant loading device, and a material pushing and bagging device of the present invention.

FIG. 4 is a schematic structural diagram of the device for pushing materials into the bag according to the present invention.

5 is a schematic structural diagram of the bag supply mechanism, the packaging bag cutting and heat sealing mechanism and the opening unit of the present invention.

FIG. 6 is a schematic structural diagram of the easy-tear slit cutting mechanism of the present invention.

FIG. 7 is a schematic structural diagram of the flaring conveying unit of the present invention.

FIG. 8 is a schematic structural diagram of the flaring conveying unit of the present invention from another perspective.

FIG. 9 is a schematic structural diagram of the packaging heat sealing device of the present invention.

10 is a schematic structural diagram of the product feeding device of the present invention.

FIG. 11 is a schematic structural diagram of the transmission device of the present invention.

Reference numerals in Figures 1 to 11 include:

1-frame; 2-product feeding device, 21-conveyor frame, 211-synchronous belt, 221-sixth slide rail, 222-adjustment plate, 224-screw, 225-first synchronization unit, 226-fifth Motor, 227-second synchronization unit, 228-first lift drive mechanism, 23-limiting plate, 24-seventh air cylinder; 3-packing bag device, 31-bag supply mechanism, 32-easy-tear-cutting mechanism, 321-Easy Tear Cutter, 322-Easy Tear Drive Unit, 33-Packing Bag Cutting Heat Sealing Mechanism, 36-Open Unit, 361-Fifth Air Cylinder, 362-Sixth Air 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 drive cylinder, 377-Second slide rail, 378-Third Slide rail, 379-second gear, 38-first synchronizing bar, 39-second synchronizing bar; 4-push material into bag device, 41-desiccant feed chute, 423-ejection rod, 424-second snap joint , 425-Second push block, 43-Support plate, 46-First clamping mechanism, 47-Second clamping mechanism, 48-Clamping plate, 481-Receiving strip, 49-Product ejection unit, 491-Second Motor, 492-first gear, 493-pushing plate, 494-first pushing block, 495-first clamping part; 5-packaging heat sealing device, 51-vacuuming mechanism, 511-elevating 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, 523-lower hot pressing plate; 6-installation humidity card device, 61-humidity card Feeding mechanism, 62-Humidity card transfer mechanism, 621-Rotating cylinder, 622-Second cylinder, 623-Suction head; 7-Desiccant loading device, 71-Desiccant feeding mechanism, 711-Support shaft, 712-Turn Cylinder, 713-limiting channel, 72-desiccant cutting mechanism, 721-third cylinder, 722-pneumatic scissors, 73-desiccant transfer mechanism, 732-fourth cylinder, 733-finger cylinder; 8-transmission device , 81-transfer plate, 82-second lift drive mechanism, 83-moving mechanism, 84-fifth guide rail, 86-push plate, 87-moving bar, 88-strip slit; 9-labeling device; 10-drying box .

Detailed ways

In order to facilitate the understanding of those skilled in the art, the present invention will be further described below with reference to the embodiments and the accompanying drawings, and the contents mentioned in the embodiments are not intended to limit the present invention. The present utility model will be described in detail below in conjunction with the accompanying drawings.

An automatic vacuum packaging machine provided in this embodiment, as shown in Figure 1, Figure 2 and Figure 3, includes a frame 1 on which a product feeding device 2, The packaging bag device 3 for conveying the packaging bag to the product feeding device 2, the pushing bag device 4 for loading the product to be packaged at the product feeding device 2 into the packaging bag, and the The packaging heat sealing device 5 for vacuuming and heat sealing the packaging bag of the product; above the product feeding device 2, a humidity card loading device 6 for placing a humidity card on the product and a humidity card for placing the desiccant on the product are installed. The desiccant loading device 7 on the product; the humidity card loading device 6 includes a humidity card loading mechanism 61 fixed on the rack 1 and used for storing the humidity card, and a humidity card for placing the humidity card loading mechanism 61 in the The humidity card transfer mechanism 62 on the product, the pushing material into the bag device 4 is provided with a desiccant trough 41 for accommodating the desiccant and a desiccant push-out unit for pushing the desiccant out of the desiccant trough 41. The desiccant device 7 includes a desiccant feeding mechanism 71 fixed on the frame 1 , a desiccant cutting mechanism 72 for cutting the desiccant, and a desiccant cutting mechanism 72 for transferring the cut desiccant into the desiccant trough 41 The desiccant transfer mechanism 73.

Specifically, the product packaging principle is as follows: load multiple humidity cards into the humidity card feeding mechanism 61, and the multiple humidity cards are in a state of being superimposed one by one; The material belt is in the state of being connected by one bag, and then the product to be packaged is placed in the product feeding device 2 and transferred to the humidity card loading device 6 through the product feeding device 2, and the humidity card is loaded by the humidity card transfer mechanism 62. The humidity card at the mechanism 61 is placed on the product, then, the desiccant cutting mechanism 72 cuts the desiccant material tape wound around the desiccant feeding mechanism 71 to cut a package of desiccant, and then passes through the desiccant transfer mechanism. 73 Place the desiccant in the desiccant trough 41, and then the material feeding bag device 4 sends the product together with the humidity card into the packaging bag delivered by the packaging bag device 3, and at the same time, the desiccant pushing unit pushes the desiccant out of the desiccant material. Slot 41, the desiccant, the humidity card and the product are put into the packaging bag together, and then the packaging bag containing the product is evacuated and sealed by the packaging heat sealing device 5 to complete the packaging of the product. The automatic vacuum packaging machine can automatically complete the packaging of products, and can accurately send the humidity card and the desiccant together with the product into the packaging bag through the cooperation of the humidity card loading device 6, the desiccant loading device 7 and the desiccant ejecting unit. Carry out packaging, improve the accuracy of product packaging and reduce errors, thereby effectively improving the efficiency of product packaging, reducing labor costs, and reducing the use of robotic hands, thereby preventing the problem that the automatic vacuum packaging machine is too large.

In an automatic vacuum packaging machine provided in this embodiment, as shown in FIG. 1 , a drying box 10 is installed on the frame 1 , and the drying box 10 is used to cover the humidity card loading device 6 and the desiccant loading device 7 . Specifically, the drying box 10 has the function of heat generation and dehumidification, which can keep the humidity card and the desiccant in a dry state, thereby preventing the humidity card and the desiccant from failing before being packed into the packaging bag.

In an automatic vacuum packaging machine provided by this embodiment, as shown in FIG. 3 , the humidity card transfer mechanism 62 includes a rotary cylinder 621 fixed on the frame 1 and a second cylinder 622 drivingly connected to the output end of the rotary cylinder 621 , A suction head 623 is drivingly connected to the output end of the second air cylinder 622, and the suction head 623 is used for sucking the humidity card in the humidity card feeding mechanism 61 and placing it on the product. Preferably, both the first cylinder 641 and the second cylinder 622 are linear cylinders.

Specifically, the humidity card feeding mechanism 61 is in the prior art and is used for storing humidity cards; during operation, the product feeding device 2 transfers the product to be packaged to the lower part of the humidity card transferring mechanism 62 , and the humidity card feeding mechanism 61 There are multiple humidity cards vertically stacked; after the humidity cards are loaded, the rotating cylinder 621 starts and drives the second cylinder 622 to rotate 90°, and then the second cylinder 622 drives the suction head 623 to abut on the humidity card, and the suction head 623 is connected to the outside The air valve is connected, the air valve is opened, and the suction head 623 starts to suck, so a humidity card close to the suction head 623 in the humidity card feeding mechanism 61 is sucked tightly on the suction head 623, and then the cylinder 621 is rotated to drive the second cylinder 622 Rotate 90° in the opposite direction, the second air cylinder 622 drives the suction head 623 down again, so that the humidity card on the suction head 623 is abutted on the product, and then the air valve connected to the suction head 623 is closed, and the suction head 623 stops sucking, Then the humidity card is separated from the suction head 623 and placed on the top of the product, and then the second air cylinder 622 drives the suction head 623 to rise and reset to complete the work of placing the humidity card on the product. The humidity card assembling device 6 can accurately place the humidity card on the product through the cooperation of the rotating cylinder 621 and the second air cylinder 622. Compared with using a robot to transfer the humidity card, the humidity card assembling device 6 of this embodiment has a simple structure. , the operation is convenient, the speed is fast, the precision is high, the design procedure is not complicated, and the volume is small, which effectively reduces the volume of the automatic vacuum packaging machine.

In an automatic vacuum packaging machine provided in this embodiment, as shown in FIG. 2 , FIG. 3 and FIG. 4 , the desiccant feeding mechanism 71 includes a support shaft 711 fixed on the frame 1 and sleeved on the outer periphery of the support shaft 711 The rotating drum 712 and the limit through groove 713 for the desiccant material belt to pass through, the desiccant material belt is wound around the outer circumference of the rotating drum 712; the desiccant cutting mechanism 72 includes a fixed The third air cylinder 721 and the pneumatic scissors 722 drivingly connected with the output end of the third air cylinder 721, the pneumatic scissors 722 are arranged at the outlet of the limit through groove 713; the desiccant transfer mechanism 73 includes a sliding connection to the machine The fourth cylinder 732 of the rack 1 and the finger cylinder 733 drivingly connected with the output end of the fourth cylinder 732, the desiccant trough 41 is movably arranged under the finger cylinder 733, and the finger cylinder 733 is used for clamping the pneumatic scissors 722 The sheared desiccant is transferred to the desiccant trough 41 . Preferably, the third cylinder 721 and the fourth cylinder 732 are both linear cylinders.

Specifically, the desiccant material tape is in a state of being connected in a strip shape. When in use, it needs to be cut into a single package of desiccant, and the uncut desiccant material tape is wound on the drum 712, and then the desiccant material The free end of the belt passes through the limit through groove 713, the fourth cylinder 732 translates on the frame 1, and drives the finger cylinder 733 to translate, thereby adjusting the position of the finger cylinder 733. After the finger cylinder 733 is in a suitable position, clamp the limiter The desiccant at the opening of the through groove 713, and then the fourth cylinder 732 moves, drives the finger cylinder 733 to move and pulls the desiccant, pulls the connection between the desiccant and another desiccant to the bottom of the pneumatic scissors 722, and then activates the third cylinder 721, the third air cylinder 721 drives the pneumatic scissors 722 to descend and cut off the connection between the desiccant and the desiccant on the desiccant material belt, and separate the bag of desiccant clamped by the finger air cylinder 733 from other desiccants, and then the fourth The air cylinder 732 moves and adjusts the position, so that the finger air cylinder 733 places the clamped package of desiccant into the desiccant trough 41; when the bag pushing device 4 pushes the product into the packaging bag, the desiccant pushing unit simultaneously pushes the drying agent out of the bag. The desiccant in the agent tank 41 is pushed into the packaging bag, so that the desiccant and the product are simultaneously loaded into the packaging bag. The desiccant filling device 7 is easy and flexible to operate. By operating the desiccant to do a simple linear motion, the desiccant and the product can be packaged synchronously, which can avoid the situation that the desiccant cannot be put into the packaging bag, thereby effectively improving the product packaging. The efficiency of the automatic vacuum packaging machine can be reduced, and errors can be reduced. In addition, the packaging of the desiccant can be completed without operating the robot hand, which effectively reduces the volume of the automatic vacuum packaging machine.

In an automatic vacuum packaging machine provided by this embodiment, as shown in FIG. 2 and FIG. 4 , the device 4 for pushing materials into the bag includes a support plate 43 slidably connected to the frame 1 and a first plate 43 mounted on the support plate 43 The clamping mechanism 46 and the second clamping mechanism 47, the first clamping mechanism 46 and the second clamping mechanism 47 are respectively located on both sides of the product; the first clamping mechanism 46 and the second clamping mechanism 47 include The clamping plate 48 slidably connected with the support plate 43 and the product pushing unit 49 for pushing the product into the packaging bag, the clamping plate 48 of the first clamping mechanism 46 and the clamping plate 47 of the second clamping mechanism 47 48 move closer to each other and clamp the product or move away from each other and away from the product, the sliding direction of the clamping plate 48 is perpendicular to the sliding direction of the supporting plate 43, and the bottom of the clamping plate 48 is provided with a support plate for holding the product. The receiving bar 481, the desiccant material trough 41 is arranged at one end of the clamping plate 48 of the first clamping mechanism 46 close to the packaging heat sealing device 5, and the finger cylinder 733 is located above the first clamping mechanism 46;

The product ejecting unit 49 includes a second motor 491 mounted on the clamping plate 48, a first gear 492 drivingly connected with the output end of the second motor 491, and an ejecting plate 493 meshing with the first gear 492. The push-out plate 493 is slidably connected with the clamping plate 48, and one end of the push-out plate 493 close to the product is provided with a first push block 494 for pushing the product into the packaging bag; the desiccant push-out unit is provided on the first clamping mechanism 46, the desiccant push-out unit includes a push-out rod 423 slidably connected to the clamping plate 48, the push-out plate 493 is provided with a first engaging portion 495, and one end of the push-out rod 423 is provided with a first engaging portion 495 is abutted against the second engaging portion 424 , and the other end of the push-out rod 423 is provided with a second push block 425 for pushing the desiccant out of the desiccant tank 41 . Preferably, both the first motor 13 and the second motor 491 use forward and reverse rotation motors.

Specifically, the first clamping mechanism 46 is kept on the same plane as the finger cylinder 733 when the product is not clamped. At this time, after the finger cylinder 733 clamps a bag of desiccant, the fourth cylinder 732 slides to drive the finger cylinder 733 moves to the top of the desiccant trough 41 of the first clamping mechanism 46, and then the fourth cylinder 732 drives the finger cylinder 733 to descend, and the finger cylinder 733 descends until the desiccant is placed on the desiccant trough 41. Stop working, and the finger cylinder 733 releases the desiccant, so that the desiccant accurately falls into the desiccant hopper 41, then the finger cylinder 733 and the fourth cylinder 732 are reset, and return to the opening of the limit through groove 713 to grab 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 support plate 43, At this time, the clamping plates 48 of the first clamping mechanism 46 and the clamping plates 48 of the second clamping mechanism 47 slide toward each other, so that the two clamping plates 48 clamp the product, and the receiving bars of the two clamping plates 48 481 holds the product to prevent the product from sliding down. At this time, the packaging bag device 3 transfers the packaging bag to the product ejecting unit 49. Then, the second motor 491 of the product ejecting unit 49 is activated, and the second motor 491 drives the first gear 492 to rotate. , the push-out plate 493 meshing with the first gear 492 then starts to move, and by adjusting the rotation direction of the second motor 491, the push-out plate 493 can be adjusted to move forward or backward. When the product is pushed out, the push-out plate of the first clamping mechanism 46 493 and the push-out plate 493 of the second clamping mechanism 47 move toward the product, and the two first push blocks 494 are in contact with the product. At the same time, the support plate 43 moves toward the packaging bag on the rack 1 , the preferred frame 1 is provided with a drive assembly for driving the support plate 43 to slide, the drive assembly is in the prior art, the support plate 43 moves and then drives the first clamping mechanism 46 and the second clamping mechanism 47 to move At the same time, the push-out plate 493 pushes the product push-in bag device 4 out of the two clamping plates 48, that is, the product push-in bag device 4 is loaded into the packaging bag; When the push-out plate 493 of the clamping mechanism 46 moves, the first engagement portion 495 on the push-out plate 493 pushes the second engagement portion 424 of the push-out lever 423 to move synchronously, and the second engagement portion 424 further drives the push-out lever 423 to slide. And when the push rod 423 moves, the second push block 425 pushes the desiccant out of the desiccant hopper 41, so that the desiccant, the humidity card and the product are put into the packaging bag together for packaging. In actual production, the coordination time of each structure can be set. For example, after the product feeding device 2 sends the product to the bottom of the humidity card installation device 6, because the process of installing the humidity card is very fast, the first clamping mechanism 46 and the second clamping mechanism 46 and the second clamp The tightening mechanism 47 can clamp the product while the humidity card mounting device 6 is in action, and 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 very fast, so the working time of each station can be well coordinated to further improve the production efficiency. The device 4 for pushing the material into the bag has a simple structure, and by cooperating with the device 7 for filling the desiccant, the desiccant and the product can be loaded into the packaging bag at the same time, so as to ensure that the product packaging bag is filled with desiccant, and the two The work of the stations is carried out at the same time, which effectively improves the production efficiency.

An automatic vacuum packaging machine provided in this embodiment, as shown in Figure 1, Figure 2, Figure 5, Figure 6, Figure 7 and Figure 8, the packaging bag device 3 includes a bag supply mechanism 31 arranged in sequence, an easy-tear slitter A cutting mechanism 32, a packaging bag cutting and heat sealing mechanism 33, and a packaging bag conveying mechanism; the easy tearing cutting mechanism 32 includes an easy tearing knife 321 and an easy tearing knife 321 installed on the frame 1 and used to drive the easy tearing knife 321 Lifting easy tear opening drive unit 322; the packaging bag conveying mechanism includes an opening unit 36 and a flaring conveying unit 37, the opening unit 36 includes a fifth air cylinder 361, a sixth air cylinder 362, and the output end of the fifth air cylinder 361 The first suction cup 363 in driving connection and the second suction cup 364 in driving connection with the output end of the sixth cylinder 362, the fifth cylinder 361 and the sixth cylinder 362 are both installed on the frame 1, and the fifth cylinder 361 is located in the Right above the six cylinders 362, the suction port of the first suction cup 363 faces downward, and the suction port of the second suction cup 364 faces upward; The first flaring plate 374 and the second flaring plate 375 are slidably connected to the bracket 373 and the flaring driving cylinder 376 fixed on the bracket 373, the output end of the flaring driving cylinder 376 is connected to the first flaring plate 374 Drive connection; the bracket 373 is provided with a second slide rail 377 and a third slide rail 378, a second gear 379 is provided between the second slide rail 377 and the third slide rail 378, the first expansion The mouth plate 374 and the second flare plate 375 are slidably connected with the second slide rail 377 and the third slide rail 378 respectively, the first flare plate 374 is fixedly connected with the first synchronization bar 38, and the second flare plate 375 is fixedly connected with a second synchronizing bar 39 , the first synchronizing bar 38 and the second synchronizing bar 39 are both engaged 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 flaring driving cylinder 376 is a linear cylinder; and the easy-tear driving unit 322 is, but not limited to, a linear driving cylinder.

Specifically, the bag supply mechanism 31, the packaging bag cutting mechanism 33 and the packaging bag heat-sealing mechanism 34 adopted by the automatic vacuum packaging machine are all in the prior art. : 201721239307.2, the patent name is a packaging bag processing equipment, the feeding device described in the description is the bag feeding mechanism 31 in this embodiment, and the film feeding device and the sealing and cutting device in the description are the packaging in this embodiment. The cutting heat sealing mechanism 33; the packaging bag material tape is provided by the bag supply mechanism 31, and the easy tearing opening is opened on the packaging bag material tape through the easy tearing opening cutting mechanism 32 in turn. The packaging bag material with an easy tear opening is cut and sealed to produce a single packaging bag with an easy tear opening. Specifically, the position where the packaging bag material tape is cut by the packaging bag cutting and heat sealing mechanism 33 is exactly the center position of the easy tear opening. , so that the easy-tear opening is divided into two halves, one half of the easy-tear opening is on the sealed and cut packaging bag, and the other half of the easy-tear opening is on the free end of the packaging bag material tape, so as to ensure that each packaging bag has an easy-to-return opening. Tear opening; when a separate packaging bag is cut, the packaging bag at this time will be transferred to the opening unit 36, and the opening of the packaging bag is located between the first suction cup 363 and the second suction cup 364, and then, the fifth air cylinder 361 The first suction cup 363 is driven to descend to the upper half bag of the packaging bag, the sixth air cylinder 362 drives the second suction cup 364 to rise to abut the upper half of the packaging bag, the first suction cup 363 and the second suction cup 364 are connected to the external air valve , open the air valve, the first suction cup 363 and the second suction cup 364 suck at the same time, respectively sucking the upper half bag and the lower half bag of the packaging bag, then the fifth air cylinder 361 drives the first suction cup 363 to rise, and the sixth air cylinder 362 drives the first suction cup 363 to rise. The second suction cups 364 descend, so the first suction cup 363 and the second suction cup 364 separate the upper half bag and the lower half bag of the packaging bag to open the opening of the packaging bag; then, the bracket 373 of the flaring conveying unit 37 moves to the opening unit 36 At this point, the flaring driving cylinder 376 drives the first flaring plate 374 to move in a direction close to the second flaring plate 375. When the first flaring plate 374 moves, it drives the first synchronizing bar 38 to move. The second gear 379 is meshed, so the first synchronization bar 38 will drive the second gear 379 to rotate, and then the second gear 379 will drive the second synchronization bar 39 to move. The first synchronization bar 38 is connected to the second synchronization bar 39 through the second gear 379 The transmission connection is realized. When the second synchronizing bar 39 moves, it drives the second flaring plate 375 to slide. Since the first synchronizing bar 38 and the second synchronizing bar 39 are arranged up and down, the rotation of the second gear 379 will cause the first synchronizing bar to rotate. 38 and the second synchronizing bar 39 move in different directions, thereby making the first flaring plate 374 and the second flaring plate 375 move closer to or 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 move closer, and the bracket 373 moves to drive the first flaring plate 374 and the second flaring plate 375 to be inserted into the packaging bag to open. In the mouth, then the flaring driving cylinder 376 drives the first flaring plate 374 and the second flaring plate 375 to separate and abut against both sides of the opening of the packaging bag, thereby fixing the opening of the packaging bag, and then the first suction cup 363 Both the suction cup 364 and the second suction cup 364 stop sucking, and the packaging bag is released, so the packaging bag is fixed on the first flaring plate 374 and the second flaring plate 375, and then the bracket 373 is moved by moving the bracket 373. The first flaring plate 374 is driven by the bracket 373. and the second flaring plate 375 move to the bag pushing device 4, after the product is pushed into the packaging bag by the feeding bag device 4, the first flaring plate 374 and the second flaring plate 375 approach and move out again Pack the bag, and then proceed to the next bag expansion. The packaging bag device 3 can automatically complete the cutting, sealing, opening and other technological processes of the packaging bag, which effectively improves the efficiency of product packaging. The opening is more stable, thereby ensuring that the opening of the packaging bag will not be closed before the product is sent into the packaging bag, and the packaging bag will be wasted or the product will not fit into the packaging bag.

In an automatic vacuum packaging machine provided in this embodiment, as shown in FIG. 2 and FIG. 9 , the packaging heat sealing device 5 includes a vacuuming mechanism 51 and a sealing mechanism 52 . The vacuuming mechanism 51 includes a lifting plate 511 and is installed in The third lift drive mechanism 512 on the frame 1 and used to drive the lift plate 511 to rise and fall, the vacuum tube 518 installed on the lift plate 511, and the vacuum drive mechanism 515 for driving the vacuum tube 518 into or out of the packaging bag; The sealing mechanism 52 includes a sealing driving cylinder 521 fixed on the frame 1 , an upper hot pressing plate 522 movably installed on the frame 1 and drivingly connected with the output end of the sealing driving cylinder 521 , and an upper hot pressing plate 522 installed on the frame 1 . the lower hot pressing plate 523, the upper hot pressing plate 522 is located directly above the lower hot pressing plate 523. Preferably, the sealing driving cylinder 521 is a linear cylinder, and the third lifting driving mechanism 512 and the vacuum driving mechanism 515 are, but not limited to, linear cylinders.

Specifically, after the product and the desiccant are put into the packaging bag, the third lift drive mechanism 512 drives the lift plate 511 to rise, so that the vacuum drive mechanism 515 rises, then the vacuum drive mechanism 515 moves the vacuum tube 518 forward, and the vacuum tube 518 is inserted into the packaging Inside the opening of the bag, then the first flaring plate 374 and the second flaring plate 375 are moved out of the packaging bag, and at the same time the vacuum tube 518 begins to pump air to vacuum the packaging bag. When the packaging bag and the product are completely fitted, the seal drives the cylinder 521 drives the upper hot pressing plate 522 to fit with the lower hot pressing plate 523, and heat seals the packaging bag, thereby completing the packaging of the product. The packaging heat sealing device 5 can vacuum and heat seal the packaging bag at the same time, which can further improve the efficiency of product packaging.

An automatic vacuum packaging machine provided in this embodiment, as shown in FIG. 2 and FIG. 10 , the product feeding device 2 includes two parallelly arranged conveying racks 21 , two sets of parallelly arranged width adjustment mechanisms, and A limit plate 23 close to one end of the packaging bag heat sealing device, the limit plate 23 is vertically arranged and slidably connected to the frame 1, and the frame 1 is provided with a seventh air cylinder for driving the limit plate 23 to rise and fall 24; the width adjustment mechanism includes a sixth sliding rail 221 movably fixed on the frame 1, two adjusting plates 222 slidably connected to the sixth sliding rail 221, and a lead screw 224 threadedly connected to the two adjusting plates 222 and a fifth motor 226 for driving the screw rod 224 to rotate, a first synchronization unit 225 is arranged between the screw rods 224 of the two sets of the width adjustment mechanisms; The adjusting plate 222 is provided with a second synchronizing unit 227 for driving the synchronizing belt 211 to move, and the bottom of the width adjusting mechanism is connected with a first elevating driving mechanism 228 for driving the width adjusting mechanism to ascend and descend. Preferably, the first synchronization unit 225 and the second synchronization unit 227 are both the synchronization structure of the synchronization belt 211 and the synchronization wheel in the prior art; the seventh cylinder 24 is a linear cylinder; the first lift driving mechanism 228 may be a motor-driven structure or Cylinder drive structure.

Specifically, the product is placed on the conveying frame 21, and the synchronous belt 211 on the conveying frame 21 is driven to move to drive the product to move, and the screw rod 224 is rotated to adjust the distance between the two adjusting plates 222 on the sixth sliding rail 221. The distance between the two conveying racks 21 is adjusted, so that the conveying rack 21 can be used for products of different sizes; in addition, when the products are sent to the bottom of the humidity card loading device 6, the products abut on the limit plate 23 , to ensure that the humidity card can be accurately placed on the product. After the product is loaded with the humidity card, the seventh cylinder 24 drives the limiting plate 23 to descend, so that the material-injecting device 4 can push the product into the packaging bag.

In an automatic vacuum packaging machine provided by this embodiment, as shown in FIG. 2 and FIG. 7 , the frame 1 is further provided with a conveying device 8 for conveying the packaged product to the next station. The conveying device 8 It includes a conveying plate 81 movably installed on the frame 1 and used for carrying products, a second lifting driving mechanism 82 for driving the conveying plate 81 to rise and fall, and a moving mechanism 83 for conveying products. The fifth guide rail 84 on the rack 1 is slidably connected to the fifth guide rail 84 and a push plate 86 , a plurality of moving bars 87 are arranged on the pushing plate 86 , and a plurality of bars for the moving bars 87 to slide are arranged on the conveying plate 81 A plurality of moving bars 87 are arranged in a one-to-one correspondence with a plurality of bar-shaped slits 88. The moving bars 87 protrude from the upper surface of the conveying plate 81 through the bar-shaped slits 88. The width of the bar-shaped slits 88 is larger than the width of the moving bars 87. width. Preferably, the second lift driving mechanism may be a cylinder-driven structure or a motor-driven structure.

Specifically, after the product packaging is heat-sealed, the fourth sliding seat 85 slides on the fifth guide rail 84 to drive the push plate 86 to move, so that the moving bar 87 on the push plate 86 slides in the bar-shaped slit 88 of the conveying plate 81, Thereby, the product is pushed to slide to the next station, and the conveying plate 81 is driven up and down by the second lift driving mechanism 82, and the height of the conveying plate 81 is adjusted according to the actual situation, so that the product can be accurately received or conveyed.

In an automatic vacuum packaging machine provided in this embodiment, as shown in FIG. 1 and FIG. 2 , a labeling device 9 is provided on the side of the conveying device 8 , and the conveying device 8 conveys the packaged product to the labeling device 9 . The labelling device 9 is used to label the packaged product.

Specifically, the labeling device 9 provided in this embodiment is the prior art, such as the Chinese patent application number: 201710874585.3, the patent name is an automatic packaging machine, and the labeling device 9 described in the description is the labeling device in this embodiment. 9; By labeling the product, it is convenient for users to understand the basic information of the product.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form. Although the present invention is disclosed as a preferred embodiment, it is not intended to limit the present Professional and technical personnel, within the scope of the technical solution of the present invention, make some changes or modifications to the equivalent embodiments of the equivalent changes by using the technical content disclosed above, provided that the content of the technical solution of the present invention is not departed from, according to the present invention. The utility model technology refers to any simple modification, equivalent change and modification made to the above embodiments, which all belong to the scope of the technical solution of the present utility model.

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.

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