CN219884279U - Full-automatic film bundling machine - Google Patents

Abstract

The utility model provides a full-automatic film binding machine which comprises a frame, a film feeding mechanism, a heat seal cutting mechanism, a bag pulling mechanism, a bag supporting and moving mechanism, a packaging box conveying mechanism, a box pushing mechanism, a bag sealing mechanism, a packaging box output mechanism and a sealing edge mechanism.

Description

Full-automatic film bundling machine

Technical Field

The utility model relates to the technical field of packaging box laminating equipment, in particular to a full-automatic film bundling machine.

Background

In the prior art, the packaging box needs to be subjected to film-covered packaging after corresponding products are filled, and the heat-seal film packaging is a common mode in the packaging field, and the packaging needs to be firstly made into bags, namely, two layers of heat-seal films are heat-sealed to form a heat-seal bag with an opening, then the packaging box is placed into the heat-seal bag, and then the packaging box is manually heated and baked to shrink, and is tightly wrapped on the surface of the packaging box to form external protection with attractive appearance and protection functions.

The existing film-covered packaging of the packaging box usually adopts a manual operation mode, an operator needs to manually heat-seal and manufacture bags, and then the packaging box is manually placed in the heat-seal bags, so that on one hand, the consistency of heat sealing is poor, edge sealing deflection phenomenon is easy to occur, and the packaging quality is influenced; on the other hand, when the product is manually placed into the packaging bag, the surface of the packaging box or the heat-seal bag is easy to pollute or damage, and the packaging quality of the packaging box is affected.

In view of this, the present inventors have specifically devised a fully automatic film bundling machine, which is generated by this scheme.

Disclosure of Invention

In order to solve the problems, the technical scheme of the utility model is as follows:

a fully automatic film bundling machine, comprising:

the rack is used for installing all the mechanisms;

the film feeding mechanism is arranged at the inner side of the frame and used for conveying and unreeling the double-layer heat-seal film rolls which are folded in half;

the heat-seal cutting mechanism is arranged at the upper end of the frame, is abutted to the film feeding mechanism and is used for transversely and hot-melt cutting the double-layer heat-seal film roll to form a three-edge sealing bag and form a bag clamping position;

the bag pulling mechanism is arranged at a bag opening position at one side of the heat sealing and cutting mechanism and is used for pulling the three-edge sealing bag manufactured by the heat sealing and cutting mechanism to the bag opening position along the bag clamping position;

the bag opening and moving mechanism is arranged on the same side of the bag opening pulling mechanism and the heat sealing and cutting mechanism and is positioned on the bag opening side of the three-side sealing bag and used for opening the bag opening of the three-side sealing bag pulled out by the bag opening pulling mechanism, respectively clamping the upper and lower film layers of the opened bag opening, blowing three-side sealing bags along the opened bag opening and moving the blown three-side sealing bags to the box pushing position on the other side of the frame;

the packing box conveying and entering mechanism is arranged at the box pushing position and positioned at the bag entering side of the bag opening and is used for feeding the packing box and conveying the packing box to one side of the box pushing position;

the box pushing mechanism is arranged at the position of the packaging box conveying mechanism and is used for pushing the packaging box into the inner side of the bag opening of the three-side sealing bag along the box pushing position and pushing the three-side sealing bag and the packaging box to the sealing bag position at the other side of the box pushing position;

the bag sealing mechanism is arranged at the bag sealing position and used for sealing the bag opening of the three-side bag in a hot-melting way to form a heat-sealing package;

the packaging box output mechanism is connected with the bag sealing position and used for outputting the packaged packaging box to subsequent baking equipment for heat baking shrinkage;

the edge sealing mechanisms are arranged at two sides of the packaging box output mechanism and are used for heat-sealing and closing up the heat-sealing packages at four corners of the packaging box;

the bag opening and moving mechanism comprises an upper bag clamping assembly, a lower bag clamping assembly, a translation assembly, a close assembly and a bag blowing assembly, wherein the upper bag clamping assembly and the lower bag clamping assembly can mutually approach or depart along the vertical direction, the translation assembly drives the upper bag clamping assembly and the lower bag clamping assembly to move between a bag opening position and a box pushing position, the close assembly drives the upper bag clamping assembly and the lower bag clamping assembly to move along the direction perpendicular to the movement direction of the translation assembly, the bag blowing assembly is used for blowing gas into a bag opening of a three-side sealing bag, and the upper bag clamping assembly and the lower bag clamping assembly are respectively provided with two groups of upper film layers and lower film layers of the bag opening and are used for stretching the bag opening of the three-side sealing bag into a quadrilateral opening.

Preferably, the heat seal cutting mechanism comprises a first mounting frame, a layering rod horizontally arranged in the middle of the first mounting frame and heat seal cutting assemblies arranged on the upper side and the lower side of the layering rod, one end of the layering rod is fixed with the inner wall of the first mounting frame, an adjustable gap is reserved between the other end of the layering rod and the inner wall of the first mounting frame, the heat seal cutting assemblies are arranged on one side of the layering rod along the discharging direction of the double-layer heat seal film roll, two clamping positions are arranged on the layering rod, the bag pulling mechanism comprises two cylinder clamping jaws opposite to the two clamping positions, a first linear module for driving the two cylinder clamping jaws to move along a direction close to or far away from the clamping positions, a second mounting frame arranged at the output position of the first linear module and used for mounting the cylinder clamping jaws, an L-shaped hook rod arranged at the same horizontal position as the two cylinder clamping jaws, and a bag inserting cylinder used for driving the L-shaped hook rod to approach or far away from the cylinder, and an avoidance assembly used for driving the L-shaped hook rod and the bag inserting cylinder to stretch along the vertical direction is arranged on the second mounting frame.

Preferably, the layering pole includes the dead lever fixed with first mounting bracket and can dismantle the regulation pole of being fixed in the dead lever expansion end, press from both sides the position and be the dead lever and adjust the groove of stepping down that the bag mechanism one side formed is close to the regulation pole, with the fixed setting of cylinder clamping jaw relative to the groove of stepping down of dead lever and be equipped with on the second mounting bracket and be used for driving another cylinder clamping jaw along the adjustment mechanism who is on a parallel with the direction removal of layering pole.

Preferably, the fixing rod comprises a thickened part connected with the first mounting frame and a parallel part connected with the adjusting rod, an excessive surface is arranged between the thickened part and the parallel part, and a containing groove for containing the end part of the L-shaped hook rod is formed in the thickened part.

Preferably, a guide rail for guiding the cylinder clamping jaw at the corresponding position is arranged on one side of the abdication groove of the fixing rod of the first mounting frame.

Preferably, the frame is equipped with the third mounting bracket between opening bag position and pushing away the case position, translation subassembly is for locating the ascending second sharp module of third mounting bracket length direction, be close the subassembly including locating the translation base on the second sharp module output position, locate on the translation base and along the flexible cylinder that is close of perpendicular to the rectilinear module direction of movement of second and be connected with the fourth mounting bracket that is close the cylinder output through the slide rail, fourth mounting bracket downwardly extending to frame up end and its bottom are fixed to be equipped with the lower mounting bracket towards the direction horizontal extension who keeps away from heat-seal shutdown mechanism, fourth mounting bracket is equipped with the upper mounting bracket in lower mounting bracket upper end parallel and is used for driving the lifting unit that upper mounting bracket reciprocated, two go up and press from both sides bag subassembly and two down press from both sides the bag subassembly and locate respectively on the horizontal direction of upper mounting bracket and lower mounting bracket, be equipped with respectively on upper mounting bracket and the lower mounting bracket and be used for driving two upper and lower bag subassembly and two lower bag subassemblies and be close or keep away from each other.

Preferably, the upper bag clamping assembly and the lower bag clamping assembly comprise a translation frame which is slidably arranged on the length direction of the upper mounting frame or the lower mounting frame, a clamping plate fixed at the bottom of the translation frame and a bag clamping cylinder fixed at the top of the translation frame, an output shaft of the bag clamping cylinder faces the clamping plate and is provided with a clamping head which can be clamped and fixed with the clamping plate, and the upper bag clamping assembly and the lower bag clamping assembly are symmetrically distributed, and the clamping plates corresponding to the upper bag clamping assembly and the lower bag clamping assembly are located on one side close to each other.

Preferably, the bottom of the clamping plate extends towards the other side of the upper mounting frame or the lower mounting frame to form guide plates, and when the upper clamping bag assembly and the lower clamping bag assembly are in a stretching state, the four guide plates enclose to form an insertion box channel for the packing box to penetrate.

Preferably, a first photoelectric sensor corresponding to the bag clamping position and the bag opening position is arranged on the moving path of the first linear module, and a first sensing piece which is in sensing fit with the first photoelectric sensor is arranged at the bottom of the second mounting frame.

Preferably, the fourth mounting bracket top is equipped with the response piece, translation base is equipped with in the both sides of response piece along translation base direction of movement with response piece complex travel switch, two the inductive position of travel switch and response piece corresponds respectively and presss from both sides the clamping position and the position of keeping away from of bag mouth with trilateral envelope of bag subassembly and lower clamp bag subassembly.

The beneficial effects of the utility model are as follows:

according to the utility model, the three-side sealing bags are pulled out through the bag pulling mechanism, the upper and lower film layers of the bag opening of the three-side sealing bags are respectively blown and translated to the box pushing position through the bag opening and bag moving mechanism, the packaging box is pushed into the three-side sealing bags of the opening bag opening through the box pushing mechanism, then the bag opening of the three-side sealing bags and the heat-sealing packages at the four corner positions of the packaging box are sealed and closed through the bag sealing mechanism and the edge sealing mechanism, and finally the packaging box which is wrapped with the heat-sealing packages is output to subsequent heat drying equipment through the packaging box output mechanism for heat drying shrinkage.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model.

Wherein:

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

FIG. 2 is a schematic diagram of the overall structure of the present utility model;

FIG. 3 is a schematic view showing the overall structure of the heat seal cutoff mechanism of the present utility model;

FIG. 4 is a schematic view showing the overall structure of the bag pulling mechanism according to the present utility model;

FIG. 5 is a schematic view showing a partial structure of a bag pulling mechanism and a layering rod according to the present utility model;

FIG. 6 is a schematic view showing the structure of the bag opening and moving mechanism according to the present utility model;

FIG. 7 is a second schematic view showing the structure of the bag opening and moving mechanism according to the present utility model;

FIG. 8 is a schematic view showing the overall structure of the upper and lower bag-clamping assemblies of the present utility model;

fig. 9 is a schematic view showing the overall structure of the casing of the present utility model.

Description of the reference numerals:

10. a frame; 11. a film feeding mechanism; 12. a third mounting frame; 13. a housing; 20. a heat seal cutting mechanism; 21. a first mounting frame; 22. a layering rod; 221. clamping and taking the position; 222. a fixed rod; 223. an adjusting rod; 224. a relief groove; 225. a receiving groove; 23. a heat seal cutoff assembly; 231. heating and cutting the head; 232. a lower hot cutting seat; 233. a hot cutting cylinder; 24. a guide rail; 30. a bag pulling mechanism; 31. a cylinder clamping jaw; 32. a first linear module; 321. a first photosensor; 33. a second mounting frame; 331. a first sensing piece; 34. an L-shaped hook rod; 341. a connection section; 342. a bag hooking section; 35. a bag inserting cylinder; 36. an avoidance assembly; 37. an adjusting mechanism; 371. adjusting a motor; 372. an adjusting belt; 373. a connecting seat; 40. a bag supporting and moving mechanism; 41. an upper bag clamping assembly; 411. a translation frame; 412. a clamping plate; 413. a bag clamping cylinder; 414. a clamping head; 415. a guide plate; 416. a cartridge channel; 42. a lower bag clamping assembly; 43. a translation assembly; 44. a proximity assembly; 441. translating the base; 4411. a travel switch; 442. approaching the cylinder; 443. a fourth mounting bracket; 4431. an induction block; 45. a blowing bag assembly; 46. a lower mounting rack; 47. an upper mounting frame; 48. a lifting assembly; 49. a bag opening assembly; 491. a bag opening motor; 492. bag opening wheel; 493. a connecting belt; 50. packaging box conveying mechanism; 60. a box pushing mechanism; 61. a push rod; 62. a linear driving mechanism; 70. a bag sealing mechanism; 80. a package box output mechanism; 90. and the edge sealing mechanism.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear and obvious, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1 to 9, a fully automatic film bundling machine according to the preferred embodiment of the present utility model comprises:

a frame 10 for mounting the mechanisms;

the film feeding mechanism 11 is, as shown in fig. 1 and 2, arranged at the inner side of the frame 10 and located at a position close to the side wall of the frame 10, and is used for conveying and unreeling the folded double-layer heat-seal film roll, and comprises an unreeling shaft for placing the double-layer heat-seal film roll and an unreeling motor (not shown in the drawings) in transmission connection with the unreeling shaft, so as to unreel the double-layer heat-seal film roll.

The heat seal cutting mechanism 20 is arranged on one side of the middle part of the upper end of the frame 10 and is positioned above the film feeding mechanism 11, and a corresponding abdication opening is formed in the upper end face of the frame 10 so as to lead out and butt-joint the double-layer heat seal film roll after being pulled out to the heat seal cutting mechanism 20, and the heat seal cutting mechanism is used for transversely cutting the double-layer heat seal film roll in a hot melting mode to form a three-edge sealing bag and form a bag clamping position.

Specifically, as shown in fig. 3 and 4, the heat seal cutting mechanism 20 includes a first mounting frame 21 that is "", a layering rod 22 that is horizontally disposed in the middle of the first mounting frame 21, and a heat seal cutting assembly 23 that is disposed on the upper and lower sides of the layering rod 22, one end of the layering rod 22 is fixed to the inner wall of the first mounting frame 21, and an adjustable gap is formed between the other end of the layering rod and the inner wall of the first mounting frame 21, the heat seal cutting assembly 23 is disposed on one side of the layering rod 22 along the discharging direction of the double-layer heat seal film roll, wherein the heat seal cutting assembly 23 includes an upper heat cutting head 231 and a lower heat cutting seat 232, the upper heat cutting head 231 and the lower heat cutting seat 232 are pushed by a heat cutting cylinder 233 that is disposed in opposite directions to achieve mutual approaching or separating, thereby realizing heat sealing and cutting off the led-out double-layer heat seal film roll on one side of the layering rod 22 to form heat sealing edges, the adjacent heat sealing edges and the double-layer heat seal film roll in the continuous conveying process, thereby forming three sealing edges on the double-layer sealing edges with the folding edges that have three sealing edges, and forming three sealing bags on three edges, and it should be noted that the raw materials of the double-layer heat seal roll in this embodiment are formed after the heat seal film roll, and when the double-layer film roll, the upper heat sealing film roll, the corresponding film roll, and the corresponding layer film roll, and the upper and lower heat sealing film layer film roll, and the two layer film layer, and the opposite to the upper layer film layer and the opposite layer.

As shown in fig. 4 and 5, the layering rod 22 is provided with two clamping positions 221, and further comprises a bag pulling mechanism 30, a bag opening position arranged at one side of the heat seal cutting mechanism 20, a three-side bag made by the heat seal cutting mechanism 20 is pulled out to the bag opening position along the bag clamping position, the bag pulling mechanism 30 comprises two cylinder clamping jaws 31 opposite to the two clamping positions 221, a first linear module 32 for driving the two cylinder clamping jaws 31 to move along a direction approaching or far away from the clamping positions 221, a second mounting frame 33 arranged at the output position of the first linear module 32 and used for mounting the cylinder clamping jaws 31, an L-shaped hook rod 34 arranged at the second mounting frame 33 and positioned at the same horizontal position with the two cylinder clamping jaws 31, and a bag inserting cylinder 35 for driving the L-shaped hook rod to approach or far away from the cylinder clamping jaws 31, and an avoidance assembly 36 for driving the L-shaped hook rod 34 and the bag inserting cylinder 35 to stretch in the vertical direction is arranged on the second mounting frame 33, in this embodiment, the avoidance assembly 36 is an avoidance cylinder, and the output shaft of the avoidance assembly is arranged along the vertical direction and the whole is fixedly arranged at the upper end of the output shaft of the L-shaped hook rod 34 and the bag inserting cylinder 35, so that the whole movement of the L-shaped hook rod and the L-shaped hook rod can move on the upper end of the output shaft can move.

Specifically, as shown in fig. 5, the layering rod 22 includes a fixing rod 222 fixed to the first mounting frame 21 and an adjusting rod 223 detachably fixed to a movable end of the fixing rod 222, the adjusting rod 223 is provided with a strip-shaped groove along a length direction of the adjusting rod, the fixing rod 222 is provided with a plurality of locking holes along the length direction of the fixing rod, and the adjusting rod 223 is locked and fixed on a corresponding locking hole (not shown in the figure) after passing through the strip-shaped groove through a fixing bolt, so that flexible adjustment of the adjusting rod 223 according to the bag-shaped size is realized.

The clamping position 221 is a yielding groove 224 formed on one side of the fixing rod 222 and the adjusting rod 223, which is close to the bag pulling mechanism 30, the cylinder clamping jaw 31 opposite to the yielding groove 224 of the fixing rod 222 is fixedly arranged, and the second mounting frame 33 is provided with an adjusting mechanism 37 for driving the other cylinder clamping jaw 31 to move along the direction parallel to the layering rod 22, in this embodiment, the adjusting mechanism 37 comprises an adjusting motor 371, an adjusting belt 372 in transmission connection with the adjusting motor 371, and a connecting seat 373 fixed on the adjusting belt 372 and synchronously moving along with the adjusting belt 372, the other cylinder clamping jaw 31 is fixed on the connecting seat 373, so that flexible adjustment of the cylinder clamping jaw 31 is realized, the cylinder clamping jaw 31 is adjusted according to the position of the adjusting rod 223, and the adjusting standard is based on the clamping jaw position alignment of the yielding groove 224 and the cylinder clamping jaw 31.

Based on this, as shown in fig. 5, the L-shaped hook rod 34 includes a connecting section 341 parallel to the fixed cylinder jaw 31 and a hook section 342 perpendicular to the connecting section 341, the hook section 342 extends toward the direction of the cylinder jaw 31, the bag inserting cylinder 35 is mounted and fixed on one side of the second mounting frame 33 on the fixed cylinder jaw 31, and the extending direction is perpendicular to the moving direction of the first linear module 32, the fixing rod 222 includes a thickened portion connected to the first mounting frame 21 and a parallel portion (not shown) connected to the adjusting rod 223, an excessive surface is provided between the thickened portion and the parallel portion, the thickness of the thickened portion is greater than that of the parallel portion, a receiving groove 225 for receiving an end of the L-shaped hook rod is provided on a side of the thickened portion facing the bag pulling mechanism 30, and in particular, the receiving groove 225 is kept at a suitable distance corresponding to the reciprocating movement of the L-shaped hook rod 34 driven by the bag inserting cylinder 35, so as to avoid interference to the movement of the L-shaped hook rod 34, and in an initial state, the L-shaped hook rod 34 is located at a position far from the cylinder jaw 31, the front side of the L-shaped hook rod 34 is kept at the same linear jaw 31.

The process of forming bags and opening the double-layer heat-seal film roll can be completed according to the method, and the concrete process is as follows:

firstly, a double-layer heat-seal film roll is led out to a heat-seal cutting mechanism 20 through an upper film mechanism 11, a folded crease part of the double-layer heat-seal film roll passes through the end part of an adjusting rod 223 at the movable end of a layering rod 22, so that the upper layer and the lower layer of the double-layer heat-seal film roll respectively pass through the upper side and the lower side of the layering rod 22, an opening at one side of the double-layer heat-seal film roll, which is far away from the crease, passes through the fixed end of a fixed rod 222, then an upper heat-seal head 231 and a lower heat-seal seat 232 of a heat-seal cutting assembly 23 are pushed by a heat-seal cylinder 233 to move towards the double-layer heat-seal film roll, the parts exceeding the layering rod 22 are transversely heat-sealed and cut off to form a heat-seal edge, two cylinder clamping jaws 31 of a bag pulling mechanism 30 are driven by a first straight line module 32 to approach the layering rod 22, and move to the positions of clamping jaws of the two cylinder clamping jaws 31 to stretch into a yielding groove 224, the heat-seal edge is clamped by the two straight line modules 32 to move backwards, the heat-seal edges of the double-seal film roll are pulled out by one section, and then the heat-seal cutting assembly 23 repeats the actions, the pulled heat-seal film roll is close to one side to the pulled out of the heat-seal film roll to the side close to the layering rod to the side to the layering rod to the end, and the heat-seal film roll is separated from the side, and the sealing edge is sealed to form a sealed edge, and the sealed edge is sealed; meanwhile, before the second heat-seal edge is formed, that is, before the cylinder clamping jaw 31 pulls out the first heat-seal edge, the L-shaped hook rod 34 is driven by the inserting bag cylinder 35 to move in the accommodating groove 225 along the direction away from the cylinder clamping jaw 31 to the direction close to the cylinder 442 clamping jaw 31, and the first heat-seal edge is formed at the rear side of the inserting position of the L-shaped hook rod 34, so that the first heat-seal edge is positioned in the bag mouth when the L-shaped hook rod 34 is inserted, and the L-shaped hook rod 34 is positioned at the inner side of the opening of the pulled double-layer heat-seal film roll when the L-shaped hook rod 34 moves backwards along with the cylinder clamping jaw 31, thereby realizing the opening of the three-edge sealing bag.

As shown in fig. 3 and 4, in order to stably guide the cylinder jaw 31, the first mounting bracket 21 is provided with a guide rail 24 for guiding the cylinder jaw 31 at a corresponding position on the side of the relief groove 224 of the fixing lever 222.

The bag opening and moving mechanism 40 is arranged on the same side of the bag opening mechanism 30 and the heat seal cutting mechanism 20 and is positioned on the bag opening side of the three-side sealing bag, and is used for opening the bag opening of the three-side sealing bag pulled out by the bag opening mechanism 30, respectively clamping the upper and lower film layers of the opened bag opening, blowing three-side sealing bags along the opened bag opening and moving the blown three-side sealing bags to the box pushing position on the other side of the frame 10, as shown in fig. 6 and 7.

Specifically, the bag opening and moving mechanism 40 includes an upper bag clamping assembly 41 and a lower bag clamping assembly 42 which can approach or depart from each other along the vertical direction, a translation assembly 43 driving the upper bag clamping assembly 41 and the lower bag clamping assembly 42 to move between a bag opening position and a box pushing position, a approaching assembly 44 driving the upper bag clamping assembly 41 and the lower bag clamping assembly 42 to move along the direction perpendicular to the translation assembly 43, and a bag blowing assembly 45 for blowing air into the bag opening of the three-side sealed bag, wherein the bag blowing assembly 45 is connected with an external air pressure device through a hose so as to input air with pressure to realize the bag blowing opening of the three-side sealed bag, and the upper bag clamping assembly 41 and the lower bag clamping assembly 42 are respectively provided with two groups and are used for clamping upper and lower film layers of the bag opening and expanding the bag opening of the three-side sealed bag into a quadrilateral opening.

The frame 10 is equipped with the third mounting bracket 12 between opening the bag position and pushing away the case position, translation subassembly 43 is for locating the ascending second straight line module of third mounting bracket 12 length direction, be close subassembly 44 including locating the translation base 441 on the second straight line module output position, locate on the translation base 441 and along the telescopic nearly cylinder 442 of perpendicular to the straight line module direction of movement of second straight line module and be connected with the fourth mounting bracket 443 that is close cylinder 442 output through the slide rail, fourth mounting bracket 443 downwardly extending to frame 10 up end and its bottom is fixed to be equipped with down mounting bracket 46 towards keeping away from the direction horizontal extension of heat seal cutting mechanism 20, fourth mounting bracket 443 is equipped with upper mounting bracket 47 and is used for driving the lifting unit 48 of upper mounting bracket 47 reciprocate in lower mounting bracket 46 upper end parallel, lift subassembly 48 includes the lift motor, the lift lead screw that is connected with the lift motor transmission and with lift lead screw threaded connection in order to realize the lift seat (not marked in the figure), upper mounting bracket 47's upper and lower lift motion, upper and lower mounting bracket 47 are located on the lift seat, upper and lower mounting bracket 41 and two upper and lower clamping bracket 42 are equipped with respectively and upper and lower clamping bracket 47 are used for keeping away from the square subassembly 46 respectively, upper and lower clamping bracket 46 are used for keeping away from each other and are close to each other and are equipped with two upper and lower clamping bracket 46 respectively.

Specifically, the bag opening assembly 49 includes a bag opening motor 491, a bag opening wheel 492, and a connecting belt 493, wherein the bag opening wheel 492 is provided with two ends respectively located at the length direction of the upper mounting frame 47 or the lower mounting frame 46, the connecting belt 493 is in transmission connection between the two bag opening wheels 492, and the bag opening motor 491 is used for driving one of the bag opening wheels 492 to rotate to serve as a driving wheel.

The upper bag clamping assembly 41 and the lower bag clamping assembly 42 respectively comprise a translation frame 411, a clamping plate 412 and a bag clamping cylinder 413, wherein the translation frame 411 is arranged on the upper mounting frame 47 or the lower mounting frame 46 in a sliding mode, the clamping plate 412 is fixed at the bottom of the translation frame 411, the bag clamping cylinder 413 is fixed at the top of the translation frame 411, an output shaft of the bag clamping cylinder 413 faces the clamping plate 412 and is provided with clamping heads 414 which can be clamped and fixed with the clamping plate 412, the upper bag clamping assembly 41 and the lower bag clamping assembly 42 are symmetrically distributed, the clamping plates 412 corresponding to the upper bag clamping assembly and the lower bag clamping assembly are located on one side close to each other, the two upper bag clamping assemblies 41 or the two lower bag clamping assemblies 42 are adjacently arranged and respectively fixed on the upper area surface and the lower area surface different from the connecting belt 493, namely, the two adjacent translation frames 411 in the horizontal direction are respectively fixed on the upper area surface and the lower area surface different from the connecting belt 493, and therefore when the bag opening motor 491 works, the upper area surface and the lower area surface of the connecting belt 493 are synchronously moved towards each other, the two adjacent bag clamping assemblies are synchronously close to each other or synchronously far away, the two bag clamping assemblies are mutually close to each other, and the upper bag clamping assembly and the upper bag assembly and the lower bag assembly are conveniently opened, and the bag assembly are conveniently and the bag assembly are opened.

The matching process of the three-side envelope opening and the upper and lower envelope assemblies 41 and 42 is as follows:

after the three-side sealing bag is pulled out by the bag pulling assembly, the opening of the lower three-side sealing bag is opened under the assistance of the L-shaped hook rod 34, the approaching cylinder 442 approaching the assembly 44 drives the fourth mounting frame 443 to drive the fourth mounting frame 47, the lower mounting frame 46, the upper bag clamping assembly 41 and the lower bag clamping assembly 42 to synchronously approach the three-side sealing bag, so that the clamping plates 412 of the two upper bag clamping assemblies 41 and the clamping plates 412 of the two lower bag clamping assemblies 42 are respectively positioned on the upper film layer and the lower film layer of the three-side sealing bag after being inserted into the bag opening of the three-side sealing bag, at this time, the output shafts of the four bag clamping cylinders 413 extend, so that the clamping heads 414 press the outer side wall of the three-side sealing bag and press the clamping plates 412 at corresponding positions, thereby clamping the four corner positions of the bag opening of the three-side sealing bag, at this time, the bag inserting cylinder 35 drives the L-shaped hook rod 34 to move out of the bag opening, and the avoiding cylinder works to enable the L-shaped hook rod 34 to move out of the horizontal plane where the three-side sealing bag is positioned, so that the purpose of moving the three-side sealing bag can be realized, and the air blowing opening of the three-side sealing bag can be pushed to the opening position.

The packing box conveying and feeding mechanism 50 is arranged at the box pushing position and is positioned at the bag inlet side of the bag opening and used for feeding the packing box and conveying the packing box to one side of the box pushing position, and comprises a corresponding conveying belt, a driving mechanism and a lifting mechanism (not shown in the figure), wherein the conveying belt is used for feeding the packing box and lifting the packing box to a height corresponding to the box pushing position, the lifting mechanism is an air cylinder, and the driving mechanism is a motor.

The box pushing mechanism 60 is arranged at the position of the box conveying and feeding mechanism 50 and is used for pushing the box into the inner side of the bag opening of the three-side sealing bag along the box pushing position and pushing the three-side sealing bag and the box together to the sealing bag position at the other side of the box pushing position, and comprises a corresponding push rod 61 and a linear driving mechanism 62 for pushing the push rod 61, and the mounting position is higher than the box input mechanism to form a height difference, so that the box is just positioned on a pushing line of the push rod 61 after being lifted by the lifting mechanism.

The bag sealing mechanism 70 is arranged at the bag sealing position and is used for hot-melting and sealing the bag openings of the three-side sealed bags to form heat-sealing packages, the constitution of the bag sealing mechanism is consistent with that of the heat-sealing cutting assembly 23, and the bag sealing mechanism is arranged at the upper side and the lower side of the bag sealing position, so that the rest bag openings of the three-side sealed bags are also heat-sealed to form a fourth heat-sealing edge, and the packaging box is sealed in the bag formed by the heat-sealing films;

the package box output mechanism 80 is connected with the bag sealing position and is used for outputting the packaged package box to subsequent baking equipment for baking shrinkage, and comprises a corresponding conveyor belt and a driving mechanism thereof, so that the package box is output, and the driving mechanism is a motor.

The edge sealing mechanism 90 is arranged on two sides of the packaging box output mechanism 80 and is used for carrying out heat sealing and closing on heat sealing packaging of four corners of the packaging box, and comprises four heat sealing pieces provided with heating modules and driving parts for driving the four heat sealing pieces to move towards the four corners of the packaging box respectively, wherein the driving parts are air cylinders, so that the heat sealing and closing on of the four corners is realized.

In this embodiment, as shown in fig. 8, the bottom of the clamping plate 412 extends towards the other side of the upper mounting frame 47 or the lower mounting frame 46 (i.e. one side of the package box input mechanism) to form a guide plate 415, and the area between the four guide plates 415 can change in size along with the movement of the upper bag clamping assembly 41 and the lower bag clamping assembly 42, so that when the upper bag clamping assembly 41 and the lower bag clamping assembly 42 are in the open state, the four guide plates 415 enclose to form a box inserting channel 416 for the package box to penetrate, thereby facilitating the package box to be inserted.

Preferably, as shown in fig. 6, in order to accurately control the telescopic position of the cylinder clamping jaw 31, a first photoelectric sensor 321 corresponding to the bag clamping position and the bag opening position is arranged on the moving path of the first linear module 32, and a first sensing piece 331 in inductive fit with the first photoelectric sensor 321 is arranged at the bottom of the second mounting frame 33, so that when the first linear module 32 drives the second mounting frame 33 to move to the bag clamping position and the bag opening position respectively, the first photoelectric sensor 321 and the first sensing piece 331 generate inductive fit to accurately control the position of the cylinder clamping jaw 31.

Preferably, as shown in fig. 7, an induction block 4431 is disposed at the top of the fourth mounting frame 443, travel switches 4411 matched with the induction block 4431 are disposed on two sides of the induction block 4431 along the moving direction of the translation base 441, and the induction positions of the two travel switches 4411 and the induction block 4431 correspond to the clamping positions and the far positions of the upper bag clamping assembly 41 and the lower bag clamping assembly 42 and the three-edge bag sealing opening respectively, so that accurate control of the movement of the upper bag clamping assembly 41 and the lower bag clamping assembly 42 towards the position approaching or far from the three-edge bag sealing opening is fully realized.

In this embodiment, the mounting positions of the mechanisms at the upper end of the frame 10 are respectively arranged along the same straight line in the length direction of the frame 10: the packaging box input mechanism, the box pushing mechanism 60, the bag sealing mechanism 70, the packaging box output mechanism 80 and the edge sealing mechanism 90 are sequentially distributed along the conveying direction of the double-layer heat sealing film roll along the straight line direction, the bag pulling mechanism 30 and the bag opening and moving mechanism 40, so that the mechanisms in the two directions form a T shape on the upper end face of the frame 10, the input, bag making, bag opening and bag moving of the double-layer heat sealing film roll are arranged in one direction, the input, bag sealing, edge sealing and output of the packaging box are arranged in the other vertical direction, and the whole working sequence of the film binding machine is more scientific, and the stable bag sealing of the packaging box is realized.

As shown in fig. 9, in order to realize the overall protection of the film bundling machine, a casing 13 is integrally covered on the upper end surface of the frame 10 in this embodiment.

The beneficial effects of the utility model are as follows:

according to the utility model, the three-side sealing bags are pulled out through the bag pulling mechanism 30, the upper and lower film layers of the bag opening of the three-side sealing bags are respectively blown and translated to the box pushing position through the bag opening and bag moving mechanism 40, the packaging box is pushed into the three-side sealing bags of the opening bag opening through the box pushing mechanism 60, then the bag opening of the three-side sealing bags and the heat-sealing packages at the four corner positions of the packaging box are sealed and closed through the bag sealing mechanism 70 and the edge sealing mechanism 90, and finally the packaging box with the wrapped heat-sealing packages is output to subsequent heat drying equipment through the packaging box output mechanism 80 for heat drying shrinkage.

While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the above embodiments, but is capable of being modified or applied directly to other applications without modification, as long as various insubstantial modifications of the method concept and technical solution of the utility model are adopted, all within the scope of the utility model.

Claims (10)

1. A full-automatic film bundling machine, comprising:

a frame (10) for mounting the mechanisms;

the film feeding mechanism (11) is arranged at the inner side of the frame (10) and is used for conveying and unreeling the double-layer heat-seal film rolls which are folded in half;

the heat-seal cutting mechanism (20) is arranged at the upper end of the frame (10), is abutted to the film feeding mechanism (11) and is used for transversely and hot-melt cutting the double-layer heat-seal film roll to form a three-edge sealing bag and form a bag clamping position;

the bag pulling mechanism (30) is arranged at a bag opening position at one side of the heat seal cutting mechanism and is used for pulling the three-edge sealing bag manufactured by the heat seal cutting mechanism (20) to the bag opening position along the bag clamping position;

the bag opening and moving mechanism (40) is arranged on the same side of the bag opening mechanism (30) and the heat sealing and cutting mechanism (20) and is positioned on the bag opening side of the three-side sealing bag, and is used for opening the bag opening of the three-side sealing bag pulled out by the bag opening mechanism (30), respectively clamping the upper and lower film layers of the opened bag opening, blowing the three-side sealing bag along the opened bag opening, and moving the blown three-side sealing bag to the box pushing position on the other side of the frame (10);

the packing box conveying and entering mechanism (50) is arranged at the box pushing position and is positioned at the bag entering side of the bag opening and used for feeding the packing box and conveying the packing box to one side of the box pushing position;

the box pushing mechanism (60) is arranged at the position of the package box conveying mechanism (50) and is used for pushing the package box into the inner side of the bag opening of the three-side sealing bag along the box pushing position and pushing the three-side sealing bag and the package box to the sealing bag position at the other side of the box pushing position;

the bag sealing mechanism (70) is arranged at the bag sealing position and is used for hot-melting and sealing the bag opening of the three-side bag to form heat-sealing package;

the packaging box output mechanism (80) is connected with the bag sealing position and is used for outputting the packaged packaging box to subsequent hot baking equipment for hot baking shrinkage;

the edge sealing mechanisms (90) are arranged at two sides of the packaging box output mechanism (80) and are used for carrying out heat sealing closing on heat sealing packaging of four corners of the packaging box;

the bag opening and moving mechanism (40) comprises an upper bag clamping assembly (41) and a lower bag clamping assembly (42) which can be mutually close to or far away from each other along the vertical direction, a translation assembly (43) for driving the upper bag clamping assembly (41) and the lower bag clamping assembly (42) to move between a bag opening position and a box pushing position, a approaching assembly (44) for driving the upper bag clamping assembly (41) and the lower bag clamping assembly (42) to move along the direction perpendicular to the movement direction of the translation assembly (43), and a bag blowing assembly (45) for blowing gas into a bag opening of the three-side sealing bag, wherein the upper bag clamping assembly (41) and the lower bag clamping assembly (42) are respectively provided with two groups and are used for clamping upper and lower film layers of the bag opening and expanding the bag opening of the three-side sealing bag into a quadrilateral opening.

2. The full-automatic film bundling machine according to claim 1, wherein the heat seal cutting mechanism (20) comprises a first mounting frame (21), a layering rod (22) horizontally arranged in the middle of the first mounting frame (21) and heat seal cutting assemblies (23) arranged on the upper side and the lower side of the layering rod (22), one end of the layering rod (22) is fixed with the inner wall of the first mounting frame (21) and an adjustable gap is reserved between the other end of the layering rod and the inner wall of the first mounting frame (21), the heat seal cutting assemblies (23) are arranged on one side of the layering rod (22) along the discharging direction of a double-layer heat seal film roll, two clamping positions (221) are arranged on the layering rod (22), the bag pulling mechanism (30) comprises two cylinder clamping jaws (31) opposite to the two clamping positions (221), a first linear module (32) for driving the two cylinder clamping jaws (31) to move along the direction approaching or separating from the clamping positions (221), a second hook (33) arranged at the output position of the first linear module (32) and used for installing the cylinder clamping jaws (31) and arranged on one side of the layering rod (22) along the discharging direction of the double-layer heat seal film roll, the layering mechanism is provided with two clamping jaws (35) which are driven to be close to or far from the cylinder clamping jaws (33) in the horizontal hook positions (L) of the same type, and an avoidance assembly (36) for driving the L-shaped hook rod (34) and the inserting bag cylinder (35) to stretch out and draw back along the vertical direction is arranged on the second mounting frame (33).

3. The full-automatic film bundling machine according to claim 2, wherein the layering rod (22) comprises a fixing rod (222) fixed with the first mounting frame (21) and an adjusting rod (223) detachably fixed at the movable end of the fixing rod (222), the clamping position (221) is a yielding groove (224) formed on one side of the fixing rod (222) and the adjusting rod (223) close to the bag pulling mechanism (30), a cylinder clamping jaw (31) opposite to the yielding groove (224) of the fixing rod (222) is fixedly arranged, and an adjusting mechanism (37) for driving the other cylinder clamping jaw (31) to move along a direction parallel to the layering rod (22) is arranged on the second mounting frame (33).

4. A fully automatic film binding machine according to claim 3, wherein the fixing rod (222) comprises a thickened portion connected with the first mounting frame (21) and a parallel portion connected with the adjusting rod (223), a transition surface is arranged between the thickened portion and the parallel portion, and a containing groove (225) for containing the end of the L-shaped hook rod is formed in the thickened portion.

5. A fully automatic film bundling machine according to claim 3, characterized in that the first mounting frame (21) is provided with a guiding track (24) for guiding the cylinder clamping jaw (31) at the corresponding position at one side of the yielding groove (224) of the fixing rod (222).

6. The full-automatic film bundling machine according to claim 1, wherein the frame (10) is provided with a third mounting frame (12) between a bag opening position and a box pushing position, the translation assembly (43) is a second linear module arranged on the length direction of the third mounting frame (12), the approaching assembly (44) comprises a translation base (441) arranged on the output position of the second linear module, an approaching cylinder (442) arranged on the translation base (441) and stretching along the direction perpendicular to the moving direction of the second linear module, and a fourth mounting frame (443) connected with the output end of the approaching cylinder (442) through a sliding rail, the fourth mounting frame (443) extends downwards to the upper end surface of the frame (10) and the bottom of the fourth mounting frame (443) is fixedly provided with a lower mounting frame (46) horizontally extending towards the direction far away from the heat seal cutting mechanism (20), the upper mounting frame (47) and a lifting assembly (48) for driving the upper mounting frame (47) to move up and down are arranged on the upper end of the lower mounting frame (46) in parallel, the upper clamping bag assembly (41) and the lower clamping assembly (42) are respectively arranged on the upper mounting frame (46) horizontally, the upper mounting frame (47) and the lower mounting frame (46) are respectively provided with a bag opening assembly (49) for driving the two upper bag clamping assemblies (41) or the two lower bag clamping assemblies (42) to approach or separate from each other.

7. The full-automatic film binding machine according to claim 6, wherein the upper bag clamping assembly (41) and the lower bag clamping assembly (42) comprise a translation frame (411) slidably arranged on the upper mounting frame (47) or the lower mounting frame (46) in the length direction, a clamping plate (412) fixed to the bottom of the translation frame (411) and a bag clamping cylinder (413) fixed to the top of the translation frame (411), an output shaft of the bag clamping cylinder (413) faces the clamping plate (412) and is provided with a clamping head (414) capable of being clamped and fixed with the clamping plate (412), and the clamping plates (412) corresponding to the upper bag clamping assembly (41) and the lower bag clamping assembly (42) are symmetrically distributed and are located on one side close to each other.

8. The full-automatic film binding machine according to claim 7, wherein the bottom of the clamping plate (412) extends towards the other side of the upper mounting frame (47) or the lower mounting frame (46) to form guide plates (415), and when the upper bag clamping assembly (41) and the lower bag clamping assembly (42) are in a stretched state, the four guide plates (415) enclose to form a box inserting channel (416) for a packing box to penetrate.

9. The full-automatic film bundling machine according to claim 2, wherein a first photoelectric sensor (321) corresponding to a bag clamping position and a bag opening position is arranged on a moving path of the first linear module (32), and a first sensing piece (331) in sensing fit with the first photoelectric sensor (321) is arranged at the bottom of the second mounting frame (33).

10. The full-automatic film bundling machine according to claim 6, wherein an induction block (4431) is arranged at the top of the fourth mounting frame (443), travel switches (4411) matched with the induction block (4431) are arranged on two sides of the induction block (4431) along the moving direction of the translation base (441), and the induction positions of the two travel switches (4411) and the induction block (4431) correspond to the clamping positions and the far positions of the upper bag clamping assembly (41), the lower bag clamping assembly (42) and the three-side bag sealing opening respectively.