CN220555394U

CN220555394U - Full-automatic stretch film vacuum packaging machine

Info

Publication number: CN220555394U
Application number: CN202322192588.2U
Authority: CN
Inventors: 周程
Original assignee: Hainan Zhongyu Aquatic Products Co ltd
Current assignee: Hainan Zhongyu Aquatic Products Co ltd
Priority date: 2023-08-15
Filing date: 2023-08-15
Publication date: 2024-03-05
Anticipated expiration: 2033-08-15

Abstract

The utility model provides a full-automatic stretch film vacuum packaging machine which comprises a frame, a stretch film supply unit, a packaging station, a packaging unit and a limiting unit, wherein the stretch film supply unit is used for supplying the stretch film and packaging boxes transported on the frame, the packaging station is arranged on the frame, the limiting unit is used for limiting the packaging boxes passing through the packaging station, the direction of the stretch film supply unit for supplying the stretch film is the same as the transport direction of the packaging boxes, and the packaging unit is arranged above the stretch film supply direction and is used for packaging the stretch film and the packaging boxes entering the limiting area of the limiting unit. The utility model adopts a novel full-automatic stretch film vacuum packaging machine, and has the advantages of continuously supplying the sealing film, being applicable to packaging boxes with different specifications and automatically aligning.

Description

Full-automatic stretch film vacuum packaging machine

Technical Field

The utility model relates to the technical field of aquatic product treatment, in particular to a full-automatic stretch film vacuum packaging machine.

Background

In order to make the food be kept longer, a vacuum packaging mode is often adopted, so that the food can be applied to a vacuum packaging machine, and the food can be quickly and effectively vacuum packaged.

As in the prior art CN104276307a, a fully automatic continuous stretching vacuum packaging machine is disclosed, in the process of winding the upper film and the lower film, dust, impurities or bacteria are likely to adhere to the coating surface of the upper film, and if the dust, impurities or bacteria are coated into the material together, the quality problem of the vacuum packaged material is easily caused.

Another typical stretched film vacuum packaging machine such as that disclosed in the prior art of CN209600915U, in actual production, a cutter installed on the stretched film vacuum packaging machine cuts the product on the stretched film, the product falls from the stretched film into a material collecting box, when processing the long product, a row of products falls into the material collecting box at the same time and then is stacked in the material collecting box more messy, resulting in a very fast stacking of the products, and the products are easy to fall out of the material collecting box, so that in order to enable more products to be loaded in the material collecting box, a worker is required to manually align the products, which is troublesome.

In view of the prior art, a full-automatic stretch film vacuum packaging machine disclosed in CN212766995U is also called a full-automatic plastic box thermoforming vacuum packaging machine, and the full-automatic stretch film vacuum packaging machine is widely applied to vacuum packaging of frozen meat products, bean products, seafood products, foods, medicines and other products, and the vacuum sealing cover of the current full-automatic stretch film vacuum packaging machine is mostly manually sealed, and is found out in the use process, the sealing is not tight, the vacuum effect is poor, the packaging quality of the products is affected, and the use limitation is high.

The utility model is designed for solving the problems that the sealing effect is poor, the automation degree is low, the sealing film cannot be continuously supplied, the packaging boxes with different specifications cannot be suitable, the automatic alignment cannot be realized and the like in the prior art.

Disclosure of Invention

The utility model mainly aims to provide a full-automatic stretch film vacuum packaging machine, and aims to solve the technical problems that a sealing effect is poor, the degree of automation is low, sealing films cannot be continuously supplied, packaging boxes with different specifications cannot be suitable, and automatic alignment cannot be realized.

The present utility model has been made in order to achieve the above object.

The full-automatic stretch film vacuum packaging machine comprises a frame, a stretch film and a stretch film supply unit, wherein the stretch film supply unit supplies the stretch film and packages packaging boxes transported on the frame, the full-automatic stretch film vacuum packaging machine further comprises a packaging station, a packaging unit and a limiting unit, the packaging station is arranged on the frame, the limiting unit limits the packaging boxes passing through the packaging station, the direction of the stretch film supply unit for supplying the stretch film is the same as the transport direction of the packaging boxes, and the packaging unit is arranged above the stretch film supply direction and packages the stretch film and the packaging boxes entering the limiting area of the limiting unit;

the limiting unit comprises a limiting plate, a limiting rod and a limiting driving mechanism, one end of the limiting rod is connected with the limiting plate to form a limiting part, the limiting driving mechanism is in driving connection with the other end of the limiting rod so as to drive the limiting rod to stretch out and draw back, and the limiting part is symmetrically arranged on a conveying path of the packaging box and forms the packaging station in a surrounding way.

Further, the packaging unit comprises a lifting member, a vacuum generating member, a packaging member and a cutting member, wherein the lifting member adjusts the positions of the vacuum generating member, the packaging member and the cutting member;

the packaging component packages the supplied stretching film and the packaging box, the vacuum generating component vacuumizes the packaged packaging box, and the cutting component cuts the redundant packaging film on the periphery of the packaged packaging box;

the cutting component comprises a rotating frame, a rotating driving mechanism, an adjusting rod, an adjusting driving mechanism, an extending detection piece and a cutting knife, wherein one end of the adjusting rod is in driving connection with the adjusting driving mechanism to form an adjusting part, the other end of the adjusting rod is connected with the cutting knife, the extending detection piece is used for detecting the extending length of the adjusting rod, the adjusting part is arranged on the rotating frame, and the rotating driving mechanism is in driving connection with the rotating frame and drives the rotating frame to rotate along the axis of the rotating driving mechanism.

Further, the packaging component includes backup pad, package board, slide bar, slip actuating mechanism and heating piece, the backup pad is used for right the package board supports, the package board orientation the slip track has been seted up to one side terminal surface of packing carton, one side terminal surface of heating piece with slip track sliding connection, the one end of slide bar with the lateral wall of heating piece is connected, slip actuating mechanism with the other end of slide bar is connected and is formed sliding part, sliding part sets up the head end of slip track, and drive the slide bar carries out the concertina action and drives the heating piece is followed slip along the orbital direction of slip.

Further, the vacuum generating component is arranged on the packaging plate and comprises a vacuum generator, a vacuum nozzle, an ejecting rod and an ejecting driving mechanism, one end of the vacuum nozzle extends towards one side of the packaging box so as to be wedged between the packaging box and the stretching film and extend out of the packaging box, and the other end of the vacuum nozzle is connected with the vacuum generator and vacuumizes the packaging box;

the ejecting driving mechanism is in driving connection with the ejecting rod so as to drive the ejecting rod to eject one end of the vacuum nozzle wedged in the packaging box, so that the vacuum nozzle is separated from the packaging box.

Further, the packaging unit further comprises an auxiliary member, wherein the auxiliary member is arranged on the plate body of the limiting plate and is used for carrying out auxiliary support on the edge of the packaging box;

the upper end face of the limiting plate is provided with a storage cavity for placing the auxiliary component, so that the auxiliary component is hidden in the storage cavity in a non-use state;

the auxiliary member comprises an auxiliary plate, a telescopic rod, a telescopic driving mechanism and a telescopic detection piece, one end of the telescopic rod is connected with the lower end face of the auxiliary plate, the telescopic driving mechanism is in driving connection with the other end of the telescopic rod to form a driving part, the driving part is arranged on the bottom wall of the storage cavity, and the telescopic detection piece is used for detecting the telescopic length of the telescopic rod.

Further, the heating member heats the package plate in a sealing order to seal the stretch film at the edges of the package.

Further, the packaging machine also comprises a conveying unit, wherein the conveying unit conveys the packaging boxes and sequentially passes the packaging boxes loaded with the aquatic products through the packaging station;

the conveying unit comprises a conveying belt and a conveying driving mechanism, wherein the conveying driving mechanism is in driving connection with the conveying belt to form a conveying part, and the conveying part is arranged on the frame and penetrates through the packaging station.

Further, the packaging box feeding device further comprises a packaging box feeding unit, wherein the packaging box feeding unit feeds empty packaging boxes on the conveying belt and conveys the empty packaging boxes to the sealing station through the conveying belt.

Further, the device also comprises a loading unit, wherein the loading unit is used for throwing the aquatic products into the packaging box, and the loading unit is arranged above the transporting unit.

Further, the loading unit comprises a throwing cavity, a throwing member and a weighing member, the weighing member weighs the thrown aquatic products, the throwing member is arranged at a throwing opening of the throwing cavity, and the weighed aquatic products are thrown into the packaging box.

The beneficial effects of the utility model are as follows:

1. the sealing unit and the limiting unit are matched with each other, so that the packaging box can be accurately sealed, and meanwhile, the vacuumizing operation is carried out on the packaging box, and the packaging box has the advantages of continuously supplying sealing films and being applicable to packaging boxes with different specifications;

2. through auxiliary member to encapsulation unit cooperation for the packing carton is at the in-process of encapsulation, auxiliary plate bearing packing carton, promotes encapsulation efficiency and the reliability of encapsulation unit.

3. Through cooperation among the lifting component, the vacuum generating component, the packaging component and the cutting component, the whole packaging machine can package packaging boxes with different specifications, so that the packaging efficiency of the whole aquatic product is improved, and the packaging machine has the advantage of good sealing effect;

4. through the mutually supporting of transport unit, packing carton delivery unit, loading unit for the packing carton can automatic supply, and cooperate loading and the encapsulation process of aquatic products, guarantees that whole packagine machine has degree of automation height, automatic supply packing carton, automatic advantage of loading aquatic products.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic overall structure of the present utility model;

fig. 2 is a schematic structural view of the package dispensing unit of the present utility model;

FIG. 3 is a schematic top view of the present utility model;

FIG. 4 is a schematic cross-sectional view of a loading unit of the present utility model;

FIG. 5 is a schematic view of the structure of the deviation rectifying member and the conveyor belt and packing box of the present utility model;

FIG. 6 is a schematic cross-sectional view of a packaging unit of the present utility model;

FIG. 7 is an enlarged schematic view at B in FIG. 6;

FIG. 8 is an enlarged schematic view of FIG. 6 at C;

FIG. 9 is a schematic side view of the packaging unit of the present utility model;

FIG. 10 is a schematic view of the structure at D in FIG. 9;

FIG. 11 is a schematic view of the structure of the package member of the present utility model for sealing a stretch film to a package;

FIG. 12 is an enlarged schematic view of FIG. 11 at E;

FIG. 13 is a schematic view of the structure of the present utility model;

reference numerals illustrate: 1. a conveyor belt; 2. a loading unit; 3. a packaging box throwing unit; 4. a sealing member; 5. packaging box; 6. a frame; 7. a toggle rod; 8. a delivery driving mechanism; 9. a belt is put in; 10. a delivery chamber; 11. a delivery chamber; 12. a weighing platform; 13. a delivery port; 14. a deviation correcting plate; 15. a swinging rod; 16. a swing driving mechanism; 17. a heating member; 18. a deviation rectifying rod; 19. a rotation driving mechanism; 20. a lifting rod; 21. a support plate; 22. a sealing plate; 23. stretching the film; 24. a vacuum nozzle; 25. a slide bar; 26. an ejection driving mechanism; 27. an ejector lever; 28. a vacuum generator; 29. a telescopic rod; 30. an auxiliary plate; 31. a rotating frame; 32. a cutting knife; 33. extending the rod.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Embodiment one: the present utility model is further described below with reference to fig. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 and 13, and related embodiments. The embodiment provides a full-automatic stretch film vacuum packaging machine, which comprises a frame 6, a stretch film 23, a stretch film supply unit, a packaging station, a packaging unit and a limiting unit, wherein the stretch film supply unit is used for supplying the stretch film 23 and packaging a packaging box 5 transported on the frame 6, the packaging station is arranged on the frame 6, the limiting unit is used for limiting the packaging box 5 passing through the packaging station, the direction of the stretch film supply unit is the same as the transportation direction of the packaging box 5, the packaging unit is arranged above the stretch film supply direction, and the stretch film 23 and the packaging box 5 entering the limiting area of the limiting unit are packaged;

the limiting unit comprises a limiting plate, a limiting rod and a limiting driving mechanism, one end of the limiting rod is connected with the limiting plate to form a limiting part, the limiting driving mechanism is in driving connection with the other end of the limiting rod so as to drive the limiting rod to stretch out and draw back, and the limiting part is symmetrically arranged on a conveying path of the packaging box 5 and forms the packaging station in a surrounding way.

As shown in fig. 6, the encapsulation station is shown in phantom;

further, the packaging unit further comprises an auxiliary member, wherein the auxiliary member is arranged on the plate body of the limiting plate and is used for carrying out auxiliary support on the edge of the packaging box 5;

the auxiliary member comprises an auxiliary plate 30, a telescopic rod 29, a telescopic driving mechanism and a telescopic detection piece, one end of the telescopic rod 29 is connected with the lower end face of the auxiliary plate 30, the telescopic driving mechanism is in driving connection with the other end of the telescopic rod 29 to form a driving part, the driving part is arranged on the bottom wall of the storage cavity, and the telescopic detection piece detects the telescopic length of the telescopic rod 29.

In this embodiment, the axial direction of the telescopic rod 29 is perpendicular to the axial direction of the limit rod.

Through auxiliary member is right the encapsulation unit cooperation for packing carton 5 is in the in-process of encapsulation, auxiliary plate 30 bearing packing carton 5 promotes encapsulation efficiency and the reliability of encapsulation unit.

Further, the packaging unit comprises a lifting member, a vacuum generating member, a packaging member and a cutting member, wherein the lifting member adjusts positions of the vacuum generating member, the packaging member and the cutting member, the packaging member packages the supplied stretched film 23 and the packaging box 5, the vacuum generating member performs vacuumizing treatment on the packaged packaging box 5, and the cutting member cuts redundant packaging films on the periphery side of the packaged packaging box 5;

wherein, the cutting member includes rotating frame 31, rotation actuating mechanism 19, adjustment pole, adjustment actuating mechanism, stretches out the detection piece, and cutting knife 32, the one end of adjustment pole with adjustment actuating mechanism drive connection forms adjustment portion, the other end of adjustment pole with cutting knife 32 is connected, stretch out the detection piece to the length of stretching out of adjustment pole detects, adjustment portion sets up on the rotating frame 31, rotation actuating mechanism 19 with the rotating frame 31 drive is connected, and the drive rotating frame 31 rotates along the axis of rotation actuating mechanism 19.

The cross-sectional view of the turret 31 structure includes, but is not limited to, the following list of several: a 'one' shape, a '7' shape, a 'cross' shape, etc.; at the same time, the rotating frame 31 is driven by the rotation driving mechanism 19 to rotate along the axis of the rotation driving mechanism 19, and cuts the unnecessary stretch film 23 on the peripheral side of the package 5.

Meanwhile, a hidden cavity is arranged at one end of the rotating frame 31 far away from the rotation driving mechanism 19;

the cutting member further comprises an extension rod and an extension driving mechanism, one end of the extension rod is connected with the cutting knife 32, the other end of the extension rod is connected with the extension driving mechanism to form an extension part, and the extension part is hidden in the hiding cavity;

in addition, the cutting blade 32 is hidden in the hidden cavity in the non-use state; when in use, the cutter blade 32 protrudes and pierces the stretched film 23 and rotates along the axis of the rotation driving mechanism 19, thereby cutting the stretched film 23;

further, the packaging member includes backup pad 21, package board, slide bar 25, slip actuating mechanism and heating piece 17, backup pad 21 is used for right the package board supports, the package board orientation one side terminal surface of packing carton 5 has seted up the slip track, one side terminal surface of heating piece 17 with slip track sliding connection, the one end of slide bar 25 with the lateral wall of heating piece 17 is connected, the slip actuating mechanism with the other end of slide bar 25 is connected and is formed the slider, the slider sets up the head end of slip track to drive slide bar 25 carries out the flexible action and drives heating piece 17 is followed the slip of slip track's direction.

The lifting member comprises a lifting rod 20, a lifting driving mechanism and a lifting detection piece, wherein the lifting detection piece is used for detecting the lifting height of the lifting rod 20, one end of the lifting rod 20 is connected with the supporting plate 21, the lifting driving mechanism is in driving connection with the other end of the lifting rod 20 and drives the lifting rod 20 to perform telescopic action so as to adjust the supporting plate 21;

the lifting component, the vacuum generating component, the packaging component and the cutting component are matched, so that the whole packaging machine can package the packaging boxes 5 with different specifications, the packaging efficiency of the whole aquatic product is improved, and the packaging machine has the advantage of good sealing effect;

the stretching film supply unit comprises a supply rod, a supply driving mechanism, a recovery rod and a recovery driving mechanism, wherein the supply rod is connected with the supply driving mechanism to form a supply part, and the recovery driving mechanism is in driving connection with the recovery rod to form a recovery part;

wherein the supply part and the recovery part are symmetrically arranged;

in addition, the stretching film 23 is nested on the supply rod, and one end of the stretching film 23 is connected with the rod body of the recovery rod so as to realize recovery of the stretching film 23;

wherein the lifting member also adjusts the position of the stretched film supply unit so that the stretched film 23 is lifted together;

further, the vacuum generating member is provided on the package board, the vacuum generating member includes a vacuum generator 28, a vacuum nozzle 24, an ejector lever 27, an ejector driving mechanism 26, one end of the vacuum nozzle 24 protrudes toward one side of the package 5 to be wedged between the package 5 and the stretch film 23 and protrudes into the package 5, and the other end of the vacuum nozzle 24 is connected to the vacuum generator 28 and vacuumizes the package 5;

wherein the ejecting drive mechanism 26 is in driving connection with the ejecting lever 27 to drive the ejecting lever 27 to eject one end of the vacuum nozzle 24 wedged in the package 5, so that the vacuum nozzle 24 is separated from the package 5. When the vacuum nozzle 24 is disengaged, the sealing plate 22 is heated by the heating member 17, and the stretch film 23 is sealed to the package 5. When the sealing of one sealing box is finished, the vacuum nozzle 24 is restored to the original state (can freely fall and can be wedged between the packaging box 5 and the stretching film 23 to be set to the original state) and seals the next sealing box;

further, the heating member 17 heats the package plate in a sealing order to seal the stretch film 23 at the edge of the package 5.

In this embodiment, the heating element 17 firstly seals the side edge of the package 5 where the non-vacuum nozzle 24 is located, so that after the other edge is sealed, the vacuum generator 28 performs vacuum pumping operation on the package 5 through the vacuum nozzle 24 and heats the package in a position gradually towards the vacuum nozzle 24, when the package 5 is pumped with vacuum, the ejecting driving mechanism 26 drives the ejecting rod 27, so that the ejecting rod 27 separates the vacuum nozzle 24 from the package 5, at this time, the heating element 17 immediately heats the position where the vacuum nozzle 24 is located and performs lifting operation on the lifting rod 20, and the telescopic rod 29 also performs lifting operation synchronously (as shown in the enlarged views of fig. 11 and 12), so that the stretching film 23 can seal with the side edge of the package 5, thereby forming a finished product packaged with aquatic products.

Further, the full-automatic stretch film vacuum packaging machine further comprises a conveying unit, wherein the conveying unit conveys the packaging boxes 5 and sequentially passes the packaging boxes 5 loaded with the aquatic products through the packaging stations;

the conveying unit comprises a conveying belt 1 and a conveying driving mechanism, wherein the conveying driving mechanism is in driving connection with the conveying belt 1 to form a conveying part, and the conveying part is arranged on the frame 6 and penetrates through the packaging station.

Further, a packing box throwing unit is further included, and the packing box throwing unit throws empty packing boxes 5 on the conveyor belt 1 and conveys the empty packing boxes to the sealing station through the conveyor belt 1.

The packing box throwing unit comprises a throwing cavity 11 and two throwing members, wherein the packing box 5 is placed in the throwing cavity 11, the two throwing members are symmetrically arranged in the throwing cavity 11, and the packing box 5 is thrown on the conveyer belt 1 at one time;

the throwing member comprises a throwing driving mechanism 8, a throwing belt 9 and a poking rod 7 arranged on the throwing belt 9, wherein the poking rod 7 is distributed at equal intervals along the length direction of the throwing belt 9, specifically, one end of the poking rod 7 is vertically connected with the wall surface of the throwing belt 9, the other end of the poking rod 7 vertically extends towards one side far away from the side wall of the throwing belt 9 to form a poking part, the throwing belt 9 is nested on the throwing driving mechanism 8, and when the throwing driving mechanism 8 rotates, the throwing belt 9 is driven to rotate, so that the poking part is driven to poke the packaging box 5, and the supply of the packaging box 5 is realized;

the throwing part is in limiting clamping connection with the edge of the packing box 5, so that the throwing part can stir the packing box 5.

Further, the full-automatic stretch film vacuum packaging machine further comprises a loading unit 2, the loading unit 2 puts aquatic products into the packaging box 5, and the loading unit 2 is arranged above the conveying unit.

Further, the loading unit 2 includes a throwing cavity 11, a throwing member and a weighing member, the weighing member weighs the thrown aquatic product, the throwing member is disposed at a throwing port 13 of the throwing cavity 11, and throws the weighed aquatic product into the packing box 5.

The putting cavity 11 is provided with a weighing platform 12, a movable groove and a putting opening 13, the weighing member is arranged below the weighing platform 12, the putting member is arranged at the side edge of the weighing platform 12, as shown in fig. 4, the weighing platform 12 is communicated with the putting opening 13, so that the weighed aquatic products can fall into the packaging box 5 from the putting opening 13;

the movable groove is arranged on the side wall of the joint of the weighing platform 12 and the throwing cavity 11, the throwing member is arranged in the movable groove, and the weighed aquatic product is stirred, so that the aquatic product is thrown into the throwing port 13 and smoothly falls into the packing box 5;

the weighing component comprises a weighing sensor and a data buffer, the weighing sensor is arranged on one side end face of the weighing platform 12 and one side end face of the aquatic product, and the data buffer stores the weight of the aquatic product detected by the weighing sensor;

the throwing member comprises a swinging rod 15 and a swinging driving mechanism 16, one end of the swinging rod 15 is in driving connection with the swinging driving mechanism 16 to form a swinging part, the other end of the swinging rod 15 extends towards one side, and the swinging part is arranged in the movable groove;

when the aquatic product needs to be stirred, the swing driving mechanism 16 drives the swing rod 15 to rotate along the axis of the swing rod, so that the swing rod 15 can stir the aquatic product to fall into the throwing opening 13, and the aquatic product smoothly falls into the packaging box 5.

Meanwhile, the initial end of the conveyor belt 1 starts from the lower part of the packing box 5 supply unit and sequentially passes through the lower part of the loading unit 2, when the aquatic products are loaded in the packing box 5, the conveyor belt 1 continues to convey the packing box 5 to the packaging station and packages the aquatic products, and after packaging, the packing box 5 loaded with the aquatic products is conveyed to the packaging process, and at the moment, after packaging operation, the packaging and packaging operation of the whole aquatic products can be completed.

The full-automatic stretch film vacuum packaging machine further comprises a central processor, wherein the central processor is respectively in control connection with the stretch film supply unit, the packaging unit, the limiting unit, the transportation unit, the packaging box throwing unit and the loading unit, and centralized control is carried out on the stretch film supply unit, the packaging unit, the limiting unit, the transportation unit, the packaging box throwing unit and the loading unit based on the central processor, so that the whole equipment can cooperatively operate. The cpu is a technical means well known to those skilled in the art, and those skilled in the art can query related technical manuals to obtain the technology, so that the description is omitted in this embodiment.

Through the transportation unit the packing carton is put in the unit, is loaded the mutual cooperation of unit 2 for packing carton 5 can automatic supply, and cooperate loading and the encapsulation process of aquatic products, guarantee that whole packagine machine has degree of automation height, automatic supply packing carton 5, automatic advantage of loading aquatic products.

Embodiment two: this embodiment should be understood to include at least all the features of any one of the previous embodiments, and be further modified on the basis thereof, according to fig. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 and 13, and in that the loading unit 2 further includes a deviation correcting member for correcting the deviation of the package 5 transported on the conveyor belt 1 so that the package 5 can be aligned to the dispensing opening 13 of the dispensing cavity 11, thereby enabling the aquatic product to precisely fall into the package 5;

the correcting component comprises a correcting plate 14, a correcting rod 18 and a correcting driving mechanism, one end of the correcting rod 18 is connected with the correcting plate 14, and the correcting driving mechanism is in driving connection with the other end of the correcting rod 18, so that the correcting rod 18 can perform telescopic action;

meanwhile, the deviation rectifying members are symmetrically arranged at two sides of the throwing opening 13, and the arrangement direction of the deviation rectifying members is perpendicular to the transportation direction of the conveyor belt 1, so that the packaging box 5 is accurately placed below the throwing head from two sides of the packaging box 5;

when the deviation rectifying driving mechanism drives the deviation rectifying rod 18, the deviation rectifying rod is driven according to the fixed extending length, so that the packaging box 5 is accurately limited below the throwing opening 13.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. The full-automatic stretch film vacuum packaging machine comprises a frame, a stretch film and a stretch film supply unit, wherein the stretch film supply unit supplies the stretch film and packages packaging boxes transported on the frame, and the full-automatic stretch film vacuum packaging machine is characterized by further comprising a packaging station, a packaging unit and a limiting unit, wherein the packaging station is arranged on the frame, the limiting unit limits the packaging boxes passing through the packaging station, the direction of the stretch film supply unit for supplying the stretch film is the same as the transport direction of the packaging boxes, and the packaging unit is arranged above the stretch film supply direction and packages the stretch film and the packaging boxes entering the limiting area of the limiting unit;

2. The fully automatic stretch film vacuum packaging machine according to claim 1, wherein the packaging unit includes a lifting member, a vacuum generating member, a packaging member, a cutting member, the lifting member adjusting positions of the vacuum generating member, the packaging member, and the cutting member,

3. The fully automatic stretch film vacuum packaging machine according to claim 2, wherein the packaging member comprises a supporting plate, a packaging plate, a sliding rod, a sliding driving mechanism and a heating element, the supporting plate is used for supporting the packaging plate, a sliding rail is arranged on one side end face of the packaging plate, which faces the packaging box, one side end face of the heating element is in sliding connection with the sliding rail, one end of the sliding rod is connected with the side wall of the heating element, the sliding driving mechanism is connected with the other end of the sliding rod to form a sliding part, and the sliding part is arranged at the head end of the sliding rail and drives the sliding rod to perform telescopic action to drive the heating element to slide along the direction of the sliding rail.

4. A fully automatic stretch film vacuum packaging machine as claimed in claim 3, wherein said vacuum generating member is provided on said package plate,

the vacuum generating component comprises a vacuum generator, a vacuum nozzle, an ejection rod and an ejection driving mechanism, wherein one end of the vacuum nozzle extends towards one side of the packaging box so as to be wedged between the packaging box and the stretching film and extend into the packaging box, and the other end of the vacuum nozzle is connected with the vacuum generator and vacuumizes the packaging box;

5. The fully automatic stretch film vacuum packaging machine according to claim 4, wherein the packaging unit further comprises an auxiliary member provided on a plate body of the limiting plate and supporting an edge of the packaging box in an auxiliary manner;

6. The fully automatic stretch film vacuum packaging machine according to claim 5, wherein the heating member heats the package plate in a sealing sequence to seal the stretch film at the edges of the package.

7. The fully automatic stretch film vacuum packaging machine according to claim 6, further comprising a transport unit that transports the packages and sequentially passes the packages loaded with the seafood through the packaging station;

8. The fully automatic stretch film vacuum packaging machine according to claim 7, further comprising a package delivery unit that delivers empty packages on the conveyor belt and is transported by the conveyor belt to the sealing station.

9. The fully automatic stretch film vacuum packaging machine according to claim 8, further comprising a loading unit that delivers the seafood into the packaging box, and the loading unit is disposed above the transport unit.

10. The fully automatic stretch film vacuum packaging machine according to claim 9, wherein the loading unit comprises a throwing cavity, a throwing member and a weighing member, the weighing member weighs the thrown aquatic product, the throwing member is arranged at a throwing opening of the throwing cavity, and the weighed aquatic product is thrown into the packaging box.