CN216035443U

CN216035443U - Double-outlet large-package full-servo film rolling packaging system

Info

Publication number: CN216035443U
Application number: CN202120866244.3U
Authority: CN
Inventors: 刘记伍
Original assignee: Shanghai Rutian Packing Machinery Co ltd
Current assignee: Shanghai Rutian Packing Machinery Co ltd
Priority date: 2021-04-26
Filing date: 2021-04-26
Publication date: 2022-03-15
Anticipated expiration: 2031-04-26

Abstract

The utility model provides a double-outlet large-package full-servo film rolling packaging system which comprises a machine body base frame, a film guide mechanism, an edge sealing mechanism, a cooling mechanism, a die cutting mechanism, a traction mechanism, a bag opening mechanism, a bag extruding mechanism, a discharging mechanism, an upper seal pressing mechanism and a shaping mechanism, wherein the film guide mechanism and the shaping mechanism are respectively and fixedly arranged at two ends of the machine body base frame, the edge sealing mechanism, the cooling mechanism, the die cutting mechanism, the traction mechanism, the bag opening mechanism, the bag extruding mechanism, the discharging mechanism and the upper seal pressing mechanism are sequentially arranged between the film guide mechanism and the shaping mechanism, the edge sealing mechanism is arranged close to the film guide mechanism, the edge sealing mechanism, the cooling mechanism, the die cutting mechanism, the traction mechanism, the bag opening mechanism, the bag extruding mechanism, the discharging mechanism, the upper seal pressing mechanism and the shaping mechanism are all at the same horizontal height and are all arranged on the machine body base frame, the utility model has the effects of saving the cost of the whole packaging process and saving time and labor.

Description

Double-outlet large-package full-servo film rolling packaging system

Technical Field

The utility model relates to the technical field of packaging machines, in particular to a double-output large-package full-servo roll film packaging system.

Background

The packaging machine is a machine for packaging products, plays a role in protection and attractiveness, and is divided into the following parts according to mechanical types: liquid packagine machine, powder packagine machine, granule packagine machine etc. when the canning of current packagine machine, generally purchase the wrapping bag of finished product from the wrapping bag producer, then go up the liquid filling machine and go on the canning again, purchase process is not only complicated, and waste time and energy moreover.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a double-output large-package full-servo roll film packaging system which has the advantages of saving the cost of the whole packaging process and saving time and labor.

The above object of the present invention is achieved by the following technical solutions: a double-outlet large-package full-servo film rolling packaging system comprises a machine body base frame, a film guiding mechanism, an edge sealing mechanism, a cooling mechanism, a die cutting mechanism, a traction mechanism, a bag opening mechanism, a bag extruding mechanism, a discharging mechanism, an upper sealing pressing mechanism and a shaping mechanism, wherein the film guiding mechanism and the shaping mechanism are respectively and fixedly arranged at two ends of the machine body base frame, the edge sealing mechanism, the cooling mechanism, the die cutting mechanism, the traction mechanism, the bag opening mechanism, the bag extruding mechanism, the discharging mechanism and the upper sealing pressing mechanism are sequentially arranged between the film guiding mechanism and the shaping mechanism, the edge sealing mechanism is close to the film guiding mechanism, the edge sealing mechanism, the cooling mechanism, the die cutting mechanism, the traction mechanism, the bag opening mechanism, the bag extruding mechanism, the discharging mechanism, the upper sealing mechanism and the shaping mechanism are all at the same horizontal height, and all mounted on the machine body base frame.

Preferably, the edge sealing mechanism comprises a longitudinal sealing and pressing mechanism and a longitudinal sealing and pressing automatic adjusting system, and the longitudinal sealing and pressing automatic adjusting system controls the distance between every two adjacent longitudinal sealing and pressing mechanisms.

Preferably, the longitudinal sealing and pressing mechanism comprises a first longitudinal sealing plate, a second longitudinal sealing plate and a guide rod, the first longitudinal sealing plate and the second longitudinal sealing plate are symmetrically arranged, one end of the guide rod is fixedly connected with the first longitudinal sealing plate, the other end of the guide rod penetrates through the second longitudinal sealing plate, the second longitudinal sealing plate can reciprocate along the axial direction of the guide rod, the guide rod comprises a first guide rod and a second guide rod, the first guide rod is positioned at the top of the first longitudinal sealing plate, the second guide rod is positioned at the bottom of the first longitudinal sealing plate, one end of the guide rod, which is far away from the first longitudinal sealing plate, is fixedly provided with a connecting plate, and a transmission assembly is arranged between the connecting plate and the second longitudinal sealing plate;

the transmission assembly comprises a first connecting block, a second connecting block and a driving connecting swing block, the driving connecting swing block is rotatably arranged on the machine body base frame, one end of the first connecting block is rotatably connected with one end of the driving connecting swing block, the other end of the first connecting block is rotatably connected with the connecting plate, one end of the second connecting block is rotatably connected with the other end of the driving connecting swing block, the other end of the second connecting block is rotatably connected with the second longitudinal sealing plate, the driving connecting swing block is close to a driving portion formed by protruding one end of the connecting plate, the driving portion is rotatably provided with a driving rod, and the driving rod moves longitudinally to drive the driving connecting swing block to rotate.

Preferably, the automatic regulating system for longitudinal sealing and pressing comprises a lead screw, a driving motor, a locking cylinder, a first fixing block and a second fixing block, wherein the first fixing block and the second fixing block are respectively and fixedly arranged on two sides of the machine body base frame, the lead screw is rotatably arranged between the first fixing block and the second fixing block, the driving motor is fixedly arranged on the machine body base frame, a rotating shaft of the driving motor is fixedly connected with the lead screw, the locking cylinder is fixedly arranged at the top of the longitudinal sealing and pressing mechanism, the lead screw penetrates through the top of the longitudinal sealing and pressing mechanism, and a telescopic rod of the locking cylinder can be meshed with the lead screw.

Preferably, the film guide comprises a winding roller, a mounting frame, a guide assembly and an adjusting assembly, the winding roller is fixedly arranged at the bottom of the machine body base frame, the film wrapping film is arranged on the winding roller, the guide assembly comprises a first guide part and a second guide part, the first guide part is arranged on one side, close to the winding roller, of the mounting frame, the two ends of the first guide part are provided with height differences, the second guide part is arranged at one end, far away from the winding roller, of the first guide part, the two ends of the second guide part are provided with height differences, and the inclination directions of the first guide part and the second guide part are opposite.

Preferably, the adjusting part includes high regulating part, high regulating part includes lead screw, hand wheel, guide, fixed plate, the one end of lead screw with hand wheel fixed connection, the other end passes in proper order fixed plate, mounting bracket with first guide is articulated, the guide includes first guide bar, second guide bar, the one end of first guide bar with fixed plate fixed connection, the other end with first guide fixed connection, second guide one end with fixed plate fixed connection, the other end with second guide fixed connection.

Preferably, the adjusting part still includes angle adjusting part, angle adjustment includes first angle adjusting part, second angle adjusting part, first angle adjusting part includes the hydraulic stem, the one end of hydraulic stem with the fixed plate is articulated, and the other end is articulated with the one end that first guide is close to the winding up roller, second angle adjusting part set up in the second guide for adjust the difference in height at second guide both ends.

Preferably, the die-cutting mechanism comprises a first mounting plate, a second mounting plate, a punching knife and a motor, the first mounting plate and the second mounting plate are symmetrically arranged on one side of the machine body base frame, guide shafts are arranged at the top and the bottom of the first mounting plate, the second mounting plate is connected with the guide shafts in a sliding manner, the punching knife is detachably and fixedly arranged on the opposite sides of the first mounting plate and the second mounting plate, the motor is fixedly arranged on one side of the machine body base frame, and a transmission mechanism is arranged between the second mounting plate and the motor;

the transmission mechanism comprises an eccentric wheel and a driving connecting rod, the eccentric wheel is rotatably arranged on one side of the machine body base frame, the eccentric wheel is linked with the motor through a belt, one end of the driving connecting rod is hinged to the second mounting plate, the other end of the driving connecting rod is rotatably connected with the eccentric wheel, and the eccentric wheel rotates to drive the second mounting plate to reciprocate along the axial direction of the guide shaft through the driving connecting rod.

In summary, the utility model includes at least one of the following beneficial technical effects: through installing membrane guiding mechanism, banding mechanism, cooling body, die-cutting mechanism, drive mechanism, opening a bag mechanism, crowded bag mechanism, unloading mechanism on organism bed frame in proper order, sealing pressing mechanism on, plastic mechanism, realized the wrapping bag from the diolame to the wrapping bag finished product, carry out the canning to the wrapping bag again and seal, realized full-automatic packaging process, save cost, the labour saving and time saving of whole packaging process, be fit for large-scale production.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial schematic structural view of the present invention;

FIG. 3 is a partial schematic structural view of the present invention;

FIG. 4 is a schematic view showing a structure of a film guide mechanism according to the present invention;

FIG. 5 is a schematic view showing another structure of the film guide mechanism according to the present invention;

FIG. 6 is a schematic view of a longitudinal sealing and pressing mechanism according to the present invention;

FIG. 7 is a schematic view of an automatic longitudinal sealing and pressing adjustment system according to the present invention;

FIG. 8 is a schematic structural view showing a connection relationship between a longitudinal sealing and pressing mechanism and an automatic longitudinal sealing and pressing adjustment system according to the present invention;

FIG. 9 is a schematic view showing a structure of a cooling mechanism according to the present invention;

FIG. 10 is a schematic view showing the structure of a die-cutting mechanism according to the present invention;

FIG. 11 is a schematic view of a traction mechanism according to the present invention;

FIG. 12 is another schematic view of the traction mechanism of the present invention;

FIG. 13 is a schematic view showing the structure of a bag opening mechanism according to the present invention;

FIG. 14 is a schematic view showing the structure of a bag extruding mechanism according to the present invention;

FIG. 15 is a schematic view of the upper seal pressing mechanism according to the present invention;

fig. 16 is a schematic view showing a structure of a shaping mechanism according to the present invention.

Reference numerals:

1. a machine body base frame;

2. a film guide mechanism; 21. a winding roller; 22. a mounting frame; 23. a guide assembly; 231. a first guide member; 2311. A guide plate; 2312. a guide strip; 2312a, an adjusting groove; 232. a second guide member; 241. a height adjustment member; 2411. a screw rod is arranged; 2412. a hand wheel; 2413. a guide member; 241a, a first guide bar; 241b, a second guide bar; 2414. a fixing plate; 242. an angle adjusting member; 2421. a first angle adjuster; 2422. a second angle adjustment member; 243. a translation adjustment member; 2431. a lead screw; 2432. a fixed block;

3. a sealing mechanism; 31. a longitudinal sealing and pressing mechanism; 311. a first longitudinal sealing plate; 312. a second longitudinal sealing plate; 313. A guide bar; 3131. a first guide bar; 3132. a second guide bar; 32. a longitudinal sealing and pressing automatic adjusting system; 321. a lead screw; 322. a drive motor; 323. a locking cylinder; 324. a first fixed block; 325. a second fixed longitudinal seal pressing automatic adjusting system block; 3a, a connecting plate; 34. a transmission assembly; 341. a first connection block; 342. A second connecting block; 343. the driving connection swing block; 35. a buffer assembly; 351. a buffer spring; 352. a telescopic rod; 36. a scale; 37. a slipping component; 371. a slide rail; 372. a slider; 33a, a drive unit; 33b, a drive rod;

4. a cooling mechanism; 41. a driving cylinder; 42. the driving connection swing block; 42a, a rotating part; 43. a first connecting plate; 44. a second connecting plate; 45. a first cooling assembly; 451. a connecting rod; 452. a guide shaft; 4521. a first guide shaft; 4522. a second guide shaft; 453. a first fixing plate; 46. a second cooling assembly; 461. a second fixing plate; 462. a guide shaft sleeve; 47. a cooling channel;

5. a die-cutting mechanism; 51. a first mounting plate; 52. a second mounting plate; 53. punching a cutter; 531. a first die cutter; 532. a second die cutter; 54. a motor; 55. a guide shaft; 551. a first guide shaft; 552. a second guide shaft; 56. a transmission mechanism; 561. an eccentric wheel; 562. a drive link;

7. a traction mechanism; 71. a drive assembly; 711. a second lead screw module; 712. a module connecting rod; 713. a first swing arm link; 714. swinging arms; 7141. a swing arm; 7142. a connecting plate; 715. a second swing arm connecting rod; 721. A slide rail; 722. a fixed mount; 723. a connecting rod assembly; 7231. a connecting rod; 7232. a swing block; 7233. a drive shaft; 7234. a drive block; 7235. a first drive lever; 7236. a second transmission rod; 724. a first lead screw module; 725. a rotating plate;

8. a bag opening mechanism; 81. a motor; 82. a connecting rod assembly; 821. a first link; 822. a second link; 823. A triangular swing block; 83. a sucker component; 84; driving the swing block;

9. a bag extruding mechanism; 91. a motor; 92. a link mechanism; 921. a drive rod; 922. a first link; 923. A second link; 924. a swing lever; 925. a first swing block; 926. a second swing block; 93. a bag-extruding piece; 94. meshing teeth;

10. a blanking mechanism;

11. an upper seal pressing mechanism; 111. a support shaft; 1111. a front support shaft; 1112. a rear support shaft; 112. a seal assembly; 1121. a front block piece; 112a, a front connecting rod; 112b, a front sealing block; 1122. a rear block sealing piece; 112c, a rear connecting rod; 112d, a rear sealing block; 1123. a cylinder; 1114. a connecting plate;

12. a shaping mechanism; 121. a support shaft; 1211. a front support shaft; 1212. a rear support shaft; 122. a cooling assembly; 1221. a first mounting plate; 1222. a second mounting plate; 1223. cooling the block; 123. a connecting rod; 124. A reinforcing plate; 125. and a cylinder.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings of the embodiments of the present application. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the application without any inventive step, are within the scope of protection of the application.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. The use of the terms "a" or "an" and the like in the description and in the claims of the present application do not denote a limitation of quantity, but rather denote the presence of at least one.

In the description of the present specification and claims, the terms "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present application and simplifying the description, but do not indicate or imply that the referred device or unit must have a specific direction, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in figures 1-3, a double-outlet large-package full-servo film rolling packaging system comprises a machine body base frame 1, a film guide mechanism 2, a sealing edge mechanism 3, a cooling mechanism 4, a die cutting mechanism 5, a traction mechanism 7, a bag opening mechanism 8, a bag extruding mechanism 9, a blanking mechanism 10, an upper sealing pressing mechanism 11 and a shaping mechanism 12, wherein the film guide mechanism 2 and the shaping mechanism 12 are respectively and fixedly arranged at two ends of the machine body base frame 1, the sealing edge mechanism 3, the cooling mechanism 4, the die cutting mechanism 5, the traction mechanism 7, the bag opening mechanism 8, the bag extruding mechanism 9, the blanking mechanism 10 and the upper sealing pressing mechanism 11 are sequentially arranged between the film guide mechanism 2 and the shaping mechanism 12 from right to left, the film guide mechanism 2, the sealing edge mechanism 3, the cooling mechanism 4, the die cutting mechanism 5, the traction mechanism 7, the bag opening mechanism 8, the bag extruding mechanism 9, the blanking mechanism 10 and the upper sealing pressing mechanism 11, The shaping mechanisms 12 are all at the same horizontal height and are all mounted on the machine body base frame 1.

As shown in fig. 4-5, the film guiding mechanism 2 includes a winding roller 21, a mounting frame 22, a guiding assembly 23, and an adjusting assembly, the winding roller 21 is fixedly disposed at the bottom of the machine body base frame 1, and the envelope is conveyed to the next process by the winding roller 21.

The guide assembly 23 includes a first guide 231 and a second guide 232, the first guide 231 is mounted on one side of the mounting frame 22 close to the winding roller 21, the two ends of the first guide 231 have a height difference, the second guide 232 is disposed at one end of the first guide 231 far from the winding roller 21, the two ends of the second guide 232 have a height difference, the first guide 231 and the second guide 232 are inclined in opposite directions, the envelope passes through the bottom of the first guide 231, and when the envelope is located between the first guide 231 and the second guide 232, one end of the second guide 232 close to the first guide 231 lifts up the middle position of the envelope to realize inward folding of the envelope to form the bottom of the envelope in the middle position.

First guide 231 includes deflector 2311, guide strip 2312, deflector 2311 is the triangle-shaped setting, the apex angle portion of deflector 2311 is kept away from the one end setting of winding up roller 21, guide strip 2312 can be dismantled fixed the setting in the bottom of regulating plate, guide strip 2312 protrusion sets up in the regulating plate side, the transversal rectangle setting of personally submitting of deflector 2311, the degree that the regulation guide strip 2312 protrudes the regulating plate side, realize the flexible control to wrapping bag bottom width, guide strip 2312 is more protruding, the width of the wrapping bag bottom of making is big more.

In order to adjust the protruding degree of the guiding strip 2312, in this embodiment, an adjusting groove 2312a is formed in the guiding strip 2312, the bolt penetrates through the adjusting groove 2312a to be fixedly connected with the guiding strip 2312, the bolt can reciprocate along the adjusting groove 2312a, the guiding strip 2312 is driven to translate through the bolt, and the protruding displacement of the guiding strip 2312 is fixed by tightening the bolt.

The adjusting assembly comprises a height adjusting part 241, an angle adjusting part 242 and a translation adjusting part 243, the height adjusting part 241 comprises a screw rod 2411, a hand wheel 2412, a guide part 2413 and a fixing plate 2414, one end of the screw rod is fixedly connected with the hand wheel 2412, the other end of the screw rod sequentially penetrates through the fixing plate 2414 and the mounting frame 22 and then is hinged with the top of an adjusting plate of the first guide part 231, the guide part 2413 comprises a first guide rod 241a and a second guide rod 241b, one end of the first guide rod 241a is fixedly connected with the fixing plate 2414, the other end of the first guide rod 241a is fixedly connected with the first guide part 231, one end of the second guide part 232 is fixedly connected with the fixing plate 2414, the other end of the second guide part 232 is fixedly connected with the second guide part 232, the screw rod 2412 rotates to drive the screw rod 2411 to rotate, the screw rod 2411 rotates to drive the first guide part 231 and the second guide part 232 to simultaneously ascend or descend, the distance between the guide part 2413 and the machine body 1 is changed, and the machine is suitable for coating films with different widths, the vertical height between the guide assembly 23 and the winding roller 21 is adjusted through the height adjusting piece 241, so that the envelopes with different specifications are guided.

In order to better adjust the concave depth of the bottom of the packaging bag, in this embodiment, the second guiding element 232 is slidably connected to the second guiding rod 241b, and a limiting element is disposed between the second guiding element 232 and the second guiding rod 241b, the limiting element can position the second guiding element 232 on the second guiding rod 241b, the limiting element is a bolt penetrating through the second guiding element 232, and by tightening the bolt, one end of the bolt, which is far away from the nut, is abutted against the second guiding rod 241b for positioning.

The angle adjusting part 242 includes a first angle adjusting part 2421 and a second angle adjusting part 2422, the first angle adjusting part 2421 includes a hydraulic rod, one end of the hydraulic rod is hinged with the fixing plate 2414, the other end is hinged with one end of the first guiding part 231 close to the winding roller 21, the second angle adjusting part 2422 is arranged on the second guiding part 232, is used for adjusting the height difference of the two ends of the second guiding part 232, realizes the change of the inclination degree of the first guiding part 231 by adjusting the extension amount of the hydraulic rod in the first angle adjusting part 2421, realizes the flexible adjustment and control of the inward folding depth of the bottom of the packaging bag by adjusting the inclination degree of the second guiding part 232 by the second angle adjusting part 2422, in the embodiment, the second angle adjustment can adopt the hydraulic rod, the control of the inclination degree of the second guide member 232 is realized by adjusting the telescopic amount of the hydraulic rod, the angle adjusting piece 242 is arranged on the guide assembly 23, so that the bottom area of the packaging bag and the concave depth of the bottom of the packaging bag can be flexibly controlled.

Translation adjusting part 243 includes lead screw 2431, fixed block 2432 is fixed to be set up in the bottom of mounting bracket 22, lead screw 2431's one end and fixed block 2432 threaded connection, the other end rotates with organism bed frame 1 to be connected, and lead screw 2431 drives organism bed frame 1 translation, sets up translation adjusting part 243 between mounting bracket 22 and organism bed frame 1, realizes the control to the horizontal position of winding up roller 21, the height that sets up of two sides of control wrapping bag that can be nimble.

As shown in fig. 6-8, in the present embodiment, the edge sealing mechanism 3 includes a longitudinal sealing and pressing mechanism 31 and a longitudinal sealing and pressing automatic adjusting system 32, the longitudinal sealing and pressing mechanism 31 is installed on the machine base frame 1, and the longitudinal sealing and pressing automatic adjusting system 32 adjusts a distance between adjacent longitudinal sealing and pressing mechanisms 31.

The longitudinal sealing and pressing mechanism 31 includes a first longitudinal sealing plate 311, a second longitudinal sealing plate 312, and a guide rod 313, the first longitudinal sealing plate 311 and the second longitudinal sealing plate 312 are symmetrically disposed, one end of the guide rod 313 is fixedly connected to the first longitudinal sealing plate 311, the other end of the guide rod 313 penetrates through the second longitudinal sealing plate 312, and the second longitudinal sealing plate 312 can axially reciprocate along the guide rod 313.

The guide rods 313 include first guide rods 3131 and second guide rods 3132, the first guide rods 313 and the second guide rods 3132 are arranged in parallel, the first guide rods 3131 are located at the top of the first longitudinal sealing plate 311, the second guide rods 3132 are located at the bottom of the first longitudinal sealing plate 311, one end of each guide rod 313, which is far away from the first longitudinal sealing plate 311, is fixedly provided with a connecting plate 3a, two ends of each connecting plate 3a are respectively and fixedly connected with one side, which is adjacent to the first guide rods 3131 and the second guide rods 3132, and a transmission assembly 34 is arranged between the connecting plate 3a and the second longitudinal sealing plate 312.

The transmission assembly 34 includes a first connection block 341, a second connection block 342, and a driving connection swing block 343, the driving connection swing block 343 is rotatably disposed on the machine body base frame 1, one end of the first connection block 341 is rotatably connected to one end of the driving connection swing block 343, the other end is rotatably connected to the connection plate 3a, one end of the second connection block 342 is rotatably connected to the other end of the driving connection swing block 343, the other end is rotatably connected to the second longitudinal sealing plate 312, a driving portion 33a is formed at one end of the driving connection swing block 343 close to the connection plate 3a, the driving portion 33a is rotatably provided with a driving rod 33b, the driving rod 33b moves longitudinally to drive the driving connection swing block 343 to rotate, the driving connection swing block 343 rotates to drive the first connection block 341 and the second connection block 342 to move relatively, the first connection block 341 and the second connection block 342 move when the first connection block 341 and the second connection block 342 move, the connection rod moves to drive the first longitudinal sealing plate 311 through the guide rod 313, the distance between the first longitudinal sealing plate 311 and the second longitudinal sealing plate 312 is changed, and the first longitudinal sealing plate 311 and the second longitudinal sealing plate 312 move synchronously and relatively through the transmission assembly 34, so that the stress surface of the longitudinal cover of the packaging bag is more uniform.

In order to avoid that when the driving connection swing block 343 drives the longitudinal sealing plates to move relatively, the pressure between the longitudinal sealing plates is too large, so that the stress of the packaging bag between the two longitudinal sealing plates is too large, thereby causing excessive heat sealing of the sealing edge, reducing the thickness of the sealing edge, reducing the overall structure of the sealing edge, and affecting the overall strength of the packaging bag, in the embodiment, one end of the driving connection swing block 343, which is far away from the connecting plate 3a, is rotatably provided with a buffer component 35, the buffer component 35 comprises a buffer spring 351 and an expansion rod 352, one end of the expansion rod 352 is rotatably connected with the driving connection swing block 343, the other end is rotatably connected with the driving rod 33b, the buffer spring 351 is sleeved on the expansion rod 352, and the two ends of the buffer spring 351 are fixedly connected with the two ends of the expansion rod 352, and through the reaction force of the spring, so that the two longitudinal sealing plates have flexible force, and the pressure of the side surface of the packaging bag can be automatically regulated and controlled according to the two longitudinal sealing plates, the excessive heat sealing of the sealing edge is avoided, the thickness of the sealing edge is reduced, the overall structure of the sealing edge is reduced, and the overall strength of the packaging bag is influenced.

The side of wrapping bag is when cutting, it is inhomogeneous to have the side cut, in order to make the wrapping bag side indulge between shrouding 312 in first longitudinal sealing board 311 and second and seal, the side atress of wrapping bag is more even, shrouding 312 is indulged to the second and is close to the fixed buffer layer that is provided with in one side of first longitudinal sealing board 311, for better cushioning effect, in this embodiment, the buffer layer adopts high temperature resistant silica gel buffer layer, when first longitudinal sealing board 311 is used for the second to indulge shrouding 312 and is close to the extrusion, the silica gel buffer layer can be fine plays the cushioning effect to the side of wrapping bag, make the side of wrapping bag when indulging the seal, both ends atress simultaneously about, avoided appearing sealing insecure because the inhomogeneous messenger's of atress side of wrapping bag, reduce the quality of sealing of wrapping bag.

In order to simultaneously perform the heat-sealing process on the two sides of the packaging bag, in this embodiment, at least two longitudinal sealing pressing mechanisms 31 are provided, and in order to simultaneously perform the heat-sealing process on more packaging bags, two longitudinal sealing pressing mechanisms 31 may be provided as one group, and multiple groups may be provided to simultaneously perform the heat-sealing process.

The longitudinal sealing and pressing automatic adjusting system 32 comprises a screw 321, a driving motor 322, a locking cylinder 323, a first fixing block 324 and a second fixing block 325, the first fixing block 324 and the second fixing block 325 are respectively and fixedly arranged at two sides of the machine body base frame 1, the first fixing block 324 and the second fixing block 325 are coaxially arranged, the screw 321 is rotatably arranged between the first fixing block 324 and the second fixing block 325, one end of the screw 321 is rotatably connected with the first fixing block 324, and the other end of the screw 321 is rotatably connected with the second fixing block 325 and penetrates through the second fixing block 325.

The driving motor 322 is fixedly arranged on the machine body base frame 1, a rotating shaft of the driving motor 322 is fixedly connected with one end of the screw 321 close to the second fixing block 325, the locking cylinder 323 is fixedly arranged on the top of the longitudinal sealing pressing mechanism 31, the screw 321 penetrates through the top of the longitudinal sealing pressing mechanism 31, the telescopic rod 352 of the locking cylinder 323 telescopically controls the locking cylinder 323 to be meshed with the screw 321, the driving motor 322 drives the screw 321 to rotate, the telescopic rod 352 of the locking cylinder 323 telescopically controls the locking cylinder 323 to be meshed with the screw 321, when the locking cylinder 323 is meshed with the screw 321, the screw 321 rotates to drive the locking cylinder 323 to move upwards along the axial direction of the screw 321, the locking cylinder 323 drives the longitudinal sealing pressing mechanism 31 to move upwards along the axial direction of the screw 321, the position of the longitudinal sealing pressing mechanism 31 is limited, the locking cylinders 323 of different longitudinal sealing pressing mechanisms 31 are controlled, and the distance between the longitudinal sealing pressing mechanisms 31 can be flexibly controlled, is suitable for packaging bags with different specifications.

In order to adjust the distance between the longitudinal sealing pressing mechanism 31, the distance is calibrated, therefore, in this embodiment, the bottom of the machine body base frame 1 is fixedly provided with the scale 36, the scale 36 is provided with standard scales, and the scale 36 is parallel to the screw rod 321, through the scales on the scale 36, the distance between the longitudinal sealing pressing mechanism 31 can be intuitively calibrated, and the longitudinal sealing pressing mechanism 31 can be more accurately positioned.

In this embodiment, for better full-automatic control of the distance between the longitudinal sealing pressing mechanisms 31, therefore, the identification device is arranged on the scale 36, the real-time distance between the adjacent longitudinal sealing devices is sent to the external central processing unit through the identification device, and then the central processing unit compares the input bag size with the input bag size to send different commands, so as to control the driving motor 322 to rotate and lock the air cylinder 323 to stretch, thereby realizing the movement of different longitudinal sealing pressing mechanisms 31, realizing full-automatic adjustment, and saving time and labor.

In order to more accurately limit the distance between the longitudinal sealing and pressing mechanisms 31, the thread pitch on the lead screw 321 is set in a small range, and the smaller the thread pitch, the higher the accuracy.

In order to facilitate the longitudinal sealing pressing mechanism 31 to move along the axial direction of the screw 321, a sliding assembly 37 is arranged between the machine body base frame 1 and the longitudinal sealing pressing mechanism 31, the sliding assembly 37 includes a sliding rail 371 and a sliding block 372, the sliding rail 371 is parallel to the screw 321, the sliding block 372 is arranged on one side of the longitudinal sealing pressing mechanism 31 close to the machine body base frame 1, and is arranged corresponding to the sliding rail 371, the sliding assembly 37 enables the longitudinal sealing pressing mechanism 31 to translate along the sliding rail 371 on the one hand, on the other hand, friction between the screw 321 and the locking cylinder 323 when the screw 321 is prevented from driving the longitudinal sealing pressing mechanism 31 to translate is avoided, the longitudinal sealing pressing mechanism 31 is caused to rotate along the screw 321, and positioning of the longitudinal sealing pressing mechanism 31 is affected.

For better fixing the longitudinal sealing mechanism, the longitudinal sealing mechanism is adapted to be arranged on the machine body base frame 1 at a long distance, therefore, in this embodiment, the number of the sliding assemblies 37 is at least one, and the sliding assemblies 37 are arranged in parallel along the height direction of the machine body base frame 1.

For more steady, accurate control indulges the distance between the mechanism, driving motor 322 is servo motor, and servo motor control indulges and seals pressing mechanism 31 and remove, and the distance between the adjacent mechanism of indulging of control more can be accurate, replace the manual work to go to adjust indulging the distance between the mechanism, labour saving and time saving.

As shown in fig. 9, the cooling mechanism 4 includes a driving cylinder 41, a driving connection swing block 42, a first connection plate 43, a second connection plate 44, a first cooling assembly 45, and a second cooling assembly 46, the driving connection swing block 42 is rotatably connected to one side of the machine body base frame 1, the first connection plate 43 and the second connection plate 44 are respectively rotatably disposed at two sides of the driving connection swing block 42, the first connection plate 43 and the second connection plate 44 are parallel to each other, one side of the driving connection swing block 42 close to the first connection plate 43 protrudes to form a rotation portion 42a, the rotation portion 42a is rotatably connected to the driving cylinder 41, the driving cylinder 41 is fixedly disposed at the bottom of the machine body base frame 1, and the driving cylinder 41 stretches to drive the driving connection swing block 42 to rotate.

The first cooling assembly 45 includes a connecting rod 451, a guide shaft 452, and a first fixing plate 453, the guide shaft 452 is fixedly disposed between the connecting rod 451 and the first fixing plate 453, the guide shaft 452 includes a first guide shaft 4521 and a second guide shaft 4522, the first guide shaft 4521 and the second guide shaft 4522 are disposed in parallel in a vertical direction, two ends of the guide shaft 452 are respectively fixedly connected to the connecting rod 451 and the first fixing plate 453, and the connecting rod 451 is rotatably connected to the first connecting plate 43.

The second cooling assembly 46 includes a second fixing plate 461, a guide shaft 452 sleeve, two guide shaft 452 sleeves are provided, and are respectively and fixedly disposed at two ends of the second fixing plate 461, the guide shaft 452 is disposed through the guide shaft 452 sleeve, the guide shaft 452 sleeve is slidably connected with the guide shaft 452, the second fixing plate 461 is rotatably connected with one end of the second connecting plate 44 away from the driving connecting block, the second fixing plate 461 is symmetrically disposed with the first fixing plate 453, a cooling channel 47 is formed between the first fixing plate 453 and the second fixing plate 461, the packaging bag passes through the cooling channel 47, the driving cylinder 41 drives the driving connecting swing block 42 to rotate, the driving connecting swing block 42 rotates to drive the first connecting plate 43 and the second connecting plate 43 to move relatively, correspondingly, the first cooling assembly 45 rotatably connected with the first connecting plate 43 and the second cooling assembly 46 rotatably connected with the second connecting plate 44 also move relatively, and the width of the cooling passage 47 between the first fixing plate 453 and the second fixing plate 461 is changed as the driving pendulum block rotates.

As shown in fig. 10, the die-cutting mechanism 5 includes a first mounting plate 51, a second mounting plate 52, a die cutter 53, and a motor 54, the first mounting plate 51 and the second mounting plate 52 are symmetrically disposed on one side of the machine body base frame 1, the first mounting plate 51 is fixedly disposed on one side of the machine body base frame 1, a guide shaft 55 is fixedly disposed on one side of the first mounting plate 51 close to the second mounting plate 52, the guide shaft 55 includes a first guide shaft 551 and a second guide shaft 552, the first guide shaft 551 and the second guide shaft 552 are disposed in parallel along a length direction of the first mounting plate 51, the first guide shaft 551 is fixedly disposed on a top of the first mounting plate 51, the second guide shaft 552 is fixedly disposed on a bottom of the first mounting plate 51, the guide shaft 55 is disposed through the second mounting plate 52, the second mounting plate 52 is slidably connected with the guide shaft body 55, the motor 54 is fixedly disposed on one side of the machine body base 1, the motor 54 is drivingly connected with the second mounting plate 52 through an eccentric wheel, the motor 54 rotates to drive the second mounting plate 52 to slide along the guide shaft 55, a transmission mechanism 56 is arranged between the motor 54 and the second mounting plate 52, the transmission mechanism 56 comprises an eccentric wheel 561 and a driving connecting rod 562, the eccentric wheel 561 is rotatably arranged on one side of the machine body base frame 1, the eccentric wheel 561 is linked with the motor 54 through a belt, one end of the driving connecting rod 562 is hinged with the second mounting plate 52, the other end of the driving connecting rod 562 is rotatably connected with the eccentric wheel 561, and the eccentric wheel 561 rotates to drive the second mounting plate 52 to reciprocate along the axial direction of the guide shaft through the driving connecting rod 562.

As shown in fig. 11 to 12, the traction mechanism 7 includes a driving assembly 71 and a clamping assembly, the driving assembly 71 and the clamping assembly cooperate to drive the packaging bag to move, the clamping assembly includes two parallel sliding rails 721, a fixing frame 722, a connecting rod assembly 723, and a first lead screw module 724, the first lead screw module 724 is fixedly disposed on one side of the machine body base frame 1, the first lead screw module 724 is in transmission connection with the sliding rails 721 through the connecting rod assembly 723, the fixing frame 722 is fixedly disposed on the other side of the machine body base frame 1, bottom portions of the two sliding rails 721 are respectively fixedly disposed with a rotating plate, and the rotating plates and the fixing frame 722 are fixed by bolts to rotate.

The connecting rod assembly 723 comprises a connecting rod 7231, a swinging block 7232, a driving shaft 7233, a driving block 7234, a first transmission rod 7235 and a second transmission rod 7236, one end of the connecting rod 7231 is rotatably connected with a slider of the first lead screw module 724, the other end of the connecting rod 7231 is rotatably connected with the swinging block 7232, one end of the swinging block 7232 far away from the connecting rod 7231 is fixedly connected with the driving shaft 7233, the swinging block 7232 is fixedly arranged on the driving shaft 7233, the first transmission rod 7235 and the second transmission rod 7236 are respectively rotatably connected with two ends of the swinging block 7232, one ends of the first transmission rod 7235 and the second transmission rod 7236 far away from the swinging block 7232 are respectively rotatably connected with a rotating plate 725, wherein when a motor in the first lead screw module 724 drives a lead screw to rotate, the slider in the first lead screw moves along the axial direction of the lead screw, the slider drives the connecting rod 7231 to move along the axial direction of the lead screw, the connecting rod 7231 drives the swinging block 7232 to axially swing along the driving shaft 7233, the driving shaft 7233 simple pendulum drives the driving block 7234 simple pendulum, the driving block 7234 simple pendulum drives the first transmission rod 7235 and the second transmission rod 7236 to do relative motion, the relative extension amount between the first transmission rod 7235 and the second transmission rod 7236 and the extension amount of the machine body pedestal 1 are changed, the rotation of the rotating plate 725 is realized, the rotating plate 725 rotates to realize the opening and closing between the two sliding rails 721, and finally the clamping and fixing of the packaging bag are realized.

The driving assembly 71 includes a second lead screw module 711, a module link 712, a first swing arm link 713, a swing arm 714, and a second swing arm link 715, the second lead screw module 711 is fixedly disposed on the machine body base frame 1, a slider of the second lead screw module 711 is fixedly connected to the module link 712, a connection column is fixedly disposed on a surface of the module link 712, one end of the connection column away from the module link 712 is rotatably connected to the first swing arm link 713, one end of the first swing arm link 713 away from the connection column is rotatably connected to the swing arm 714, a rotation shaft is fixedly disposed at a bottom end of the machine body base frame 1, a bottom end of the swing arm 714 is rotatably connected to the rotation shaft, one end of the swing arm 714 away from the rotation shaft is rotatably connected to the second swing arm link 715, the swing arm 714 includes two swing arms 7141 disposed in parallel, a connection plate 7142 is fixedly disposed between the two swing arms 7141, in order to reduce overall quality of the mechanism and reduce loss of function, the surface of the swing arm 7141 is provided with fabrication holes, and the number, size and shape of the fabrication holes can be adjusted according to the length, width and thickness of the swing arm 7141.

One end, far away from the swing arm 714, of the second swing arm connecting rod 715 is rotatably connected with the sliding rail 721, wherein the second screw module 711 drives the module connecting rod 712 to translate along the axial direction of the screw, the module connecting rod 712 drives the first swing arm connecting rod 713 to translate, the first swing arm connecting rod 713 drives the swing arm 714 to perform simple pendulum along the axial direction of the rotating shaft, the swing arm 714 rotates to drive the sliding rail 721 to move in the horizontal direction, and the driving assembly 71 is matched with the clamping assembly, so that the long-distance movement of the packaging bag is realized.

As shown in fig. 13, the bag opening mechanism 8 includes a motor 81, a connecting rod assembly 82, and a suction cup assembly 83, the motor 81 is fixedly disposed on one side of the machine base frame 1, and the motor 81 is in transmission connection with the suction cup assembly 83 through the connecting rod assembly 82.

The coupling assembling includes first connecting rod 821, second connecting rod 822, triangle pendulum piece 823 rotates and sets up on organism pedestal 1, the one end and the first connecting rod 821 of triangle pendulum piece 823 rotate to be connected, the quantity of second connecting rod 822 is two, and second connecting rod 822 sets up along organism pedestal 1's direction of height, two second connecting rods 822 rotate with triangle pendulum piece 823 other both ends respectively and are connected, be provided with drive pendulum piece 84 between first connecting rod 821 and the motor 81, the one end of drive pendulum piece 84 and the pivot fixed connection of motor 81, the other end rotates with first connecting rod 821 and is connected, drive pendulum piece 84 through motor 81 drive carries out reciprocating swing, when the certain angle of motor 81's pivot reciprocating rotation, drive pendulum piece 84 drives triangle pendulum piece 823 through first connecting rod 821 and swings.

As shown in fig. 14, the bag-squeezing mechanism 9 includes a motor 91, a link mechanism 92, a bag-squeezing member 93, a motor 91 mounting seat is fixedly disposed on one side of the machine body base frame 1, the motor 91 is fixedly disposed on one side of the mounting seat for mounting the motor 91, a rotating shaft of the motor 91 penetrates through the motor 91 mounting seat, and the rotating shaft of the motor 91 is fixedly connected with the link mechanism 92, in this embodiment, in order to increase the stability of the driving force, the motor 91 adopts a servo motor 91, the servo motor 91 realizes closed-loop control of position, speed and moment, and the servo motor 91 operates stably at a low speed, and the dynamic corresponding time of acceleration and deceleration of the motor 91 is short, so that the use mode is more flexible, the operation is more stable, the link mechanism 92 operates more stably during transmission, and the squeezing and opening of the packaging bag is facilitated.

Link mechanism 92 includes actuating lever 921, first connecting rod 922, second connecting rod 923, swinging arms 924, first swinging block 925, second swinging block 926, the one end of actuating lever 921 and the pivot fixed connection of motor 91, the other end rotates with first connecting rod 922 to be connected, the fixed mount that is provided with of organism bed frame 1 and motor 91's homonymy, swinging arms 924 rotates to set up in one side of mount, and swinging arms 924 rotates with the mount and adopts eccentric rotation, the one end of swinging arms 924 rotates with first connecting rod 922 to be connected, and the movable slot has been seted up to one side that swinging arms 924 is close to first connecting rod 922, the reciprocating motion is made along the movable slot to one end that first connecting rod 922 is close to swinging arms 924, the other end and the second connecting rod 923 of swinging arms 924 rotate to be connected, the one end that second connecting rod 923 kept away from swinging arms 924 rotates with first swinging block 925 to be connected.

The adjacent side of the first swinging block 925 and the second swinging block 926 is provided with a meshing tooth 94, the first swinging block 925 and the second swinging block 926 are in tooth connection, the first swinging block 925 rotates to drive the second swinging block 926 to do opposite movement, and the rotation movement of the motor 91 is converted into simple swinging movement of the first swinging block 925 through the matching between the connecting rod mechanism 92 and the first swinging block 925.

As shown in fig. 15, the upper seal pressing mechanism 11 includes a supporting shaft 111 and a seal assembly 112, the supporting shaft 111 is fixedly disposed on a side surface of the machine body base frame 1, the seal assembly 112 is rotatably connected to the supporting shaft 111, the supporting shaft 111 includes a front supporting shaft 1111 and a rear supporting shaft 1112, and the front supporting shaft 1111 and the rear supporting shaft 1112 are fixedly disposed on a same side of the machine body base frame 1.

The sealing assembly 112 comprises a front sealing block 1121, a rear sealing block 1122, a cylinder 1123, the front sealing block 1121 is fixed to be rotatably connected with a front support shaft 1111, the rear sealing block 1122 is rotatably connected with a rear support shaft 1112, the front sealing block 1121 and the rear sealing block 1122 are fixedly connected through a connecting plate 1114, the rear sealing block 1122 comprises a rear connecting rod 112c and a rear sealing block 112d, one end of the rear connecting rod 112c is rotatably connected with the rear support shaft 1112, the cylinder 1123 is fixed to be arranged at the other end of the rear connecting rod 112c, a rotating shaft of the cylinder 1123 penetrates through the rear connecting rod 112c and the rear sealing block 112d, and the cylinder 1123 drives the rear sealing block 112d to reciprocate.

The front sealing piece 1121 includes a front connecting rod 112a and a front sealing piece 112b, one end of the front connecting rod 112a is fixedly connected to the front supporting shaft 1111, and the other end of the front connecting rod 112a is fixedly connected to the front sealing piece 112b, so as to make the pressure between the front sealing piece 112b and the rear sealing piece 112d uniform and make the sealing heat sealing of the packaging bag more flat and complete, therefore, in this embodiment, the front sealing piece 112b and the rear sealing piece 112d are symmetrically arranged.

As shown in fig. 16, the shaping mechanism 12 includes a supporting shaft 121, a cooling assembly 122, and a cylinder 125, the cooling assembly 122 is rotatably connected to the machine body base frame 1 through the supporting shaft 121, the supporting shaft 121 includes a front supporting shaft 1211 and a rear supporting shaft 1212, the front supporting shaft 1211 and the rear supporting shaft 1212 are fixedly disposed on the same side of the machine body base frame 1, the front supporting shaft 1211 and the rear supporting shaft 1212 are located on the same horizontal line, in order to enhance the fixation of the supporting shaft 121, a reinforcing plate 124 is disposed at one end of the supporting shaft 121 away from the machine body base frame 1, the supporting shaft 121 is rotatably connected to the reinforcing plate 124, and the reinforcing plate 124 is fixedly connected to the machine body base frame 1.

Cooling unit 122 includes first mounting panel 1221, second mounting panel 1222, cooling block 1223, the one end and the preceding supporting axle 1211 of first mounting panel 1221 are rotated and are connected, the one end and the back supporting axle 1212 of second mounting panel 1222 are rotated and are connected, first mounting panel 1221 is provided with connecting rod 123 with the second mounting panel 1222 is close to the homonymy of back shaft 121 is fixed, the one end and the second mounting panel 1222 of connecting rod 123 are rotated and are connected, fixed connection can be dismantled with first mounting panel 1221 to the other end, the one end and the second mounting panel 1222 fixed connection of cylinder 125, the other end and organism bed frame 1 fixed connection.

The blanking mechanism 10 is prior art and will not be described in detail herein.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims

1. A double-outlet large-package full-servo film rolling and packaging system is characterized by comprising a machine body base frame, a film guide mechanism, a sealing edge mechanism, a cooling mechanism, a die cutting mechanism, a traction mechanism, a bag opening mechanism, a bag extruding mechanism, a discharging mechanism, an upper sealing pressing mechanism and a shaping mechanism, wherein the film guide mechanism and the shaping mechanism are respectively and fixedly arranged at two ends of the machine body base frame, the sealing edge mechanism, the cooling mechanism, the die cutting mechanism, the traction mechanism, the bag opening mechanism, the bag extruding mechanism, the discharging mechanism and the upper sealing pressing mechanism are sequentially arranged between the film guide mechanism and the shaping mechanism, the sealing edge mechanism is close to the film guide mechanism, the sealing edge mechanism, the cooling mechanism, the die cutting mechanism, the traction mechanism, the bag opening mechanism, the bag extruding mechanism, the discharging mechanism, the upper sealing pressing mechanism and the shaping mechanism are all at the same horizontal height, and all mounted on the machine body base frame.

2. The full servo roll film packaging system for double-out large packages according to claim 1, wherein the edge sealing mechanism comprises a longitudinal sealing and pressing mechanism and a longitudinal sealing and pressing automatic adjusting system, and the longitudinal sealing and pressing automatic adjusting system controls the distance between the adjacent longitudinal sealing and pressing mechanisms.

3. The full-servo film rolling and packaging system for the double-output large packages according to claim 2, wherein the longitudinal sealing and pressing mechanism comprises a first longitudinal sealing plate, a second longitudinal sealing plate and a guide rod, the first longitudinal sealing plate and the second longitudinal sealing plate are symmetrically arranged, one end of the guide rod is fixedly connected with the first longitudinal sealing plate, the other end of the guide rod penetrates through the second longitudinal sealing plate, the second longitudinal sealing plate can reciprocate along the axial direction of the guide rod, the guide rod comprises a first guide rod and a second guide rod, the first guide rod is positioned at the top of the first longitudinal sealing plate, the second guide rod is positioned at the bottom of the first longitudinal sealing plate, a connecting plate is fixedly arranged at one end of the guide rod, which is far away from the first longitudinal sealing plate, and a transmission assembly is arranged between the connecting plate and the second longitudinal sealing plate;

4. The dual-output large-package full-servo roll film packaging system according to claim 2, wherein the longitudinal sealing and pressing automatic adjusting system comprises a lead screw, a driving motor, a locking cylinder, a first fixing block and a second fixing block, the first fixing block and the second fixing block are respectively and fixedly arranged on two sides of the machine body base frame, the lead screw is rotatably arranged between the first fixing block and the second fixing block, the driving motor is fixedly arranged on the machine body base frame, a rotating shaft of the driving motor is fixedly connected with the lead screw, the locking cylinder is fixedly arranged at the top of the longitudinal sealing and pressing mechanism, the lead screw penetrates through the top of the longitudinal sealing and pressing mechanism, and a telescopic rod of the locking cylinder can be meshed with the lead screw.

5. The full-servo roll film packaging system for the double-large packages according to claim 1, wherein the film guide comprises a roll, a mounting frame, a guide assembly and an adjusting assembly, the roll is fixedly arranged at the bottom of the machine body base frame, the film envelope is arranged on the roll, the guide assembly comprises a first guide part and a second guide part, the first guide part is arranged on one side of the mounting frame close to the roll, the two ends of the first guide part have a height difference, the second guide part is arranged at one end of the first guide part far away from the roll, the two ends of the second guide part have a height difference, and the inclination directions of the first guide part and the second guide part are opposite.

6. The full-servo film rolling and packaging system for the double-outlet large packages according to claim 5, wherein the adjusting assembly comprises a height adjusting piece, the height adjusting piece comprises a lead screw, a hand wheel, a guide piece and a fixing plate, one end of the lead screw is fixedly connected with the hand wheel, the other end of the lead screw sequentially penetrates through the fixing plate and a mounting frame to be hinged to the first guide piece, the guide piece comprises a first guide rod and a second guide rod, one end of the first guide rod is fixedly connected with the fixing plate, the other end of the first guide rod is fixedly connected with the first guide piece, one end of the second guide piece is fixedly connected with the fixing plate, and the other end of the second guide piece is fixedly connected with the second guide piece.

7. The full-servo roll film packaging system for double large packages according to claim 6, wherein the adjusting assembly further comprises an angle adjusting member, the angle adjusting member comprises a first angle adjusting member and a second angle adjusting member, the first angle adjusting member comprises a hydraulic rod, one end of the hydraulic rod is hinged to the fixing plate, the other end of the hydraulic rod is hinged to one end, close to the roll, of the first guiding member, and the second angle adjusting member is arranged on the second guiding member and used for adjusting the height difference of the two ends of the second guiding member.

8. The double-outlet large-package full-servo roll film packaging system according to claim 1, wherein the die cutting mechanism comprises a first mounting plate, a second mounting plate, a punching knife and a motor, the first mounting plate and the second mounting plate are symmetrically arranged on one side of the machine body base frame, a guide shaft is arranged at the top and the bottom of the first mounting plate, the second mounting plate is connected with the guide shaft in a sliding manner, the punching knife is detachably and fixedly arranged on the opposite sides of the first mounting plate and the second mounting plate, the motor is fixedly arranged on one side of the machine body base frame, and a transmission mechanism is arranged between the second mounting plate and the motor;