CN216509439U

CN216509439U - Stretch film packaging machine

Info

Publication number: CN216509439U
Application number: CN202123392089.5U
Authority: CN
Inventors: 孟国栋
Original assignee: Zhucheng Huierte Machinery Technology Co ltd
Current assignee: Zhucheng Huierte Machinery Technology Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-05-13
Anticipated expiration: 2031-12-30

Abstract

The utility model relates to the technical field of packaging machines, in particular to a stretch film packaging machine which can automatically and continuously complete the winding and packaging work of pipes and has high practicability; the automatic angle adjusting device comprises a base plate, two platforms, an angle adjusting mechanism, two movable supporting wheels, a fixed supporting wheel, a driving wheel, two pinch rollers, a synchronizing mechanism and a packaging mechanism, wherein the two platforms are symmetrically and rotatably installed on the base plate, the two platforms are connected through the angle adjusting mechanism, the movable supporting wheels are installed on the two platforms, the fixed supporting wheel is installed on the left platform, the driving wheel is installed on the right platform, the driving wheel is in transmission connection with a driving motor, the two pinch rollers are installed on the two platforms through two adjustable pressing frames respectively, the two ends of the synchronizing mechanism are respectively rotatably connected with the two movable supporting wheels, the fixed supporting wheel, the driving wheel and the two pinch rollers are respectively arranged to be arc-shaped wheel surfaces, the packaging mechanism is installed on one side of the middle part of the base plate, and the packaging mechanism is provided with a clamping mechanism and a winding mechanism.

Description

Stretch film packaging machine

Technical Field

The utility model relates to the technical field of packaging machines, in particular to a stretch film packaging machine.

Background

The stretching film is a high-stretchability plastic film wrapped around an article, the article is tightly combined by the elastic restoring force of the stretching film, the stretching film is of a type including a binding stretching film, a hand stretching film, an extension core stretching film, a machine stretching film and an electrostatic dissipation film, the stretching film is usually used for combining pallet goods and smaller articles, and the stretching film is also commonly used for winding and packaging pipes, so that the automatic connection working stretching film pipe winding and packaging machine has high practicability.

SUMMERY OF THE UTILITY MODEL

In order to realize the technical application, the utility model provides the stretch film packaging machine which can automatically and continuously complete the winding and packaging work of the pipes and has high practicability.

The utility model relates to a stretch film packaging machine, which comprises a bottom plate, two platforms, an angle adjusting mechanism, two movable supporting wheels, a fixed supporting wheel, a driving wheel, two pressing wheels, a synchronizing mechanism and a packaging mechanism, wherein the two platforms are symmetrically and rotatably arranged on the upper end surface of the bottom plate, the two platforms are connected through the angle adjusting mechanism, the movable supporting wheels are respectively arranged on the two platforms, the fixed supporting wheel is arranged on the platform on the left side, the driving wheel is arranged on the platform on the right side, the driving wheel is in transmission connection with a driving motor, the two pressing wheels are respectively arranged on the two platforms through two adjustable pressing frames, the two pressing wheels are respectively positioned in the middle of the upper parts of the movable supporting wheels and the fixed supporting wheels, the two movable supporting wheels are respectively and rotatably connected at the two ends of the synchronizing mechanism, the two movable supporting wheels, the fixed supporting wheels, the driving wheel and the two pressing wheels are respectively arranged into arc wheel surfaces, the packaging mechanism is arranged on one side of the middle part of the bottom plate, the packaging mechanism is provided with a clamping mechanism and a winding mechanism; installing a stretched film reel on a clamping mechanism of a packaging mechanism, pulling out and stretching a film head of the stretched film to load the stretched film on a winding mechanism of the packaging mechanism, adjusting the rotating speed of a driving motor of a driving wheel according to the feeding speed of an external feeding mechanism, adjusting the angles of two platforms through an angle adjusting mechanism to enable two movable supporting wheels, a fixed supporting wheel, the driving wheel and two pressing wheels to form a certain angle with the axis of a pipe, enabling the conveying speeds of the two movable supporting wheels, the fixed supporting wheel, the driving wheel and the two pressing wheels to be slightly greater than the feeding speed of the feeding mechanism, clamping and conveying the pipe through the two movable supporting wheels, the fixed supporting wheel, the driving wheel and the two pressing wheels, attaching the film head on the outer wall of the rotating pipe by the winding mechanism of the packaging mechanism, conveying the pipe forwards while rotating, uniformly winding the stretched film on the outer wall of the pipe in the conveying process of the pipe, and after winding and packaging are finished, the winding mechanism of the packaging mechanism reloads the tensile film head and cuts off the tensile film between the pipe and the winding mechanism of the packaging mechanism, automatic continuous winding and packaging work is realized, and the practicability is high.

Preferably, the winding mechanism of the packaging mechanism further comprises a base, a square pipe, an arm plate, a film pulling rod, an electric push rod, a shaft rod, a roller, two film pressing frames, a film pressing plate, an electric heating strip and a film pressing motor, wherein the base is arranged on the outer side of the middle part of the upper end surface of the bottom plate, the square pipe is arranged in the base, the clamping mechanism is installed on the outer wall of the right side of the upper end of the square tube, one end of the arm plate is installed on the front side wall of the upper end of the square tube, the middle of the film drawing rod is rotatably connected with the other end of the arm plate, two ends of the electric push rod are respectively rotatably connected with the upper end of the square tube and the upper end of the film drawing rod, the shaft rod is installed at the lower end of the film drawing rod, the rollers are rotatably installed on the shaft rod, the film pressing frames are installed at two ends of the shaft rod, two ends of the film pressing plates are respectively rotatably installed on the two film pressing frames through rotating shafts, electrothermal strips are installed on the side wall of the lower end of the film pressing plate, the film pressing motor is installed on the outer wall of the film pressing frame, and the output shaft of the film pressing motor is concentrically connected with the rotating shaft at one end of the film pressing plate; the stretched film reel is loaded on the clamping mechanism, the film head of the stretched film passes through the gap between the film pressing plate and the roller, the film pressing motor drives the upper end of the film pressing plate to press the stretched film head on the roller, when the pipe is conveyed below the roller, the electric push rod extends to put down the lower end of the film pulling rod, the stretched film between the roller and the clamping mechanism is tightly attached to the outer wall of the pipe, the film pressing motor drives the upper end of the film pressing plate to release the stretched film, the stretched film is wound on the outer wall by the pipe which is conveyed in a rotating way, when the pipe leaves the roller, the electric push rod is contracted to lift the lower end of the film pulling rod, the film pressing motor drives the upper end of the film pressing plate to press the stretched film on the roller, simultaneously the electrothermal strip ohmic heating cuts off the tensile membrane hot melt between running roller and the tubular product, repeats above-mentioned action winding packing next tubular product, realizes automatic winding packing work in succession, and the practicality is high, and work efficiency is high.

Preferably, the clamping mechanism of the packaging mechanism further comprises a baffle plate, a rolling shaft rod, a damping bearing and a locking ring, the baffle plate is installed on the outer wall of the right side of the upper end of the square tube, the left end of the rolling shaft rod is concentrically and rotatably installed on the baffle plate, the damping bearing is concentrically installed on the right side wall of the baffle plate, the damping bearing is rotatably connected with the rolling shaft rod, and the locking ring is rotatably installed at the right end of the rolling shaft rod; the reel of tensile membrane suit is on the rolling rod, rotates the locking ring and makes the locking ring compress tightly tensile membrane reel on damping bearing, and the membrane head of pulling out tensile membrane loads between running roller and the pressure membrane board, and when the winding packing, the damping bearing provides certain damping, and the tensile membrane packing that makes is tight, improves packing quality.

Preferably, the square tube fixing device further comprises a plurality of lifting holes and two mounting bolts, the plurality of lifting holes are vertically and uniformly arranged on the outer side wall of the square tube, the two mounting holes are arranged on the outer side wall of the base, and the two mounting bolts respectively penetrate through the two mounting holes on the base and the two lifting holes on the square tube to tightly mount the square tube on the base; through the mounted position of adjustment base and square pipe, the height of adjustment side's pipe for the device can twine the tubular product of packing different diameters, improves the equipment commonality.

Preferably, the angle adjusting mechanism further comprises two upright posts, a pull rod, a swing arm, a middle shaft post and a locking screw rod, wherein the two platforms are respectively provided with the upright posts, the two upright posts and the rotating axes of the two platforms form four intersection points of a parallelogram, two ends of the pull rod are respectively rotatably connected with the two upright posts, the lower end face of the middle part of the pull rod is provided with a poking rod, the middle part of the swing arm is provided with a chute, the inner end of the swing arm is rotatably connected with the middle shaft post, the middle shaft post is arranged in the middle part of the upper end face of the bottom plate, one end of a damping bearing is rotatably screwed on the side wall of the inner end of the swing arm, and the locking screw rod is provided with a locking handle; the swing arm is pulled to rotate by a certain angle, so that the swing arm drives the pull rod to swing left and right, two ends of the pull rod synchronously drive the two platforms to rotate by a certain angle, the two movable supporting wheels, the fixed supporting wheel, the driving wheel and the two pressing wheels form a certain angle with the axis of the pipe, the pipe is driven to rotate in an inclined mode by the driving wheel, the pipe is conveyed forwards in the rotating process, the conveying speed is higher than the feeding speed of an external feeding mechanism, the swing arm and the middle shaft column are locked by a locking handle which rotates a locking screw rod, and the operation convenience of equipment is improved.

Preferably, the lifting device further comprises two slide rails, two sliders and a synchronizing mechanism, the synchronizing mechanism further comprises a telescopic rod and a locking bolt, the two slide rails are respectively installed on the upper end surfaces of the two platforms and are arranged in parallel, the two sliders are respectively installed on the two slide rails in a sliding manner, the two movable supporting wheels are respectively installed on the two sliders through a support in a rotating manner, the telescopic rod is provided with a square outer tube and a square inner tube which is installed in the outer tube in a sliding manner, two ends of the telescopic rod are respectively connected with the outer walls of the inner sides of the two sliders in a rotating manner, the locking bolt is rotatably screwed on the outer wall of the square outer tube of the lifting hole, and the locking bolt tightly presses the square inner tube of the telescopic rod on the square outer tube of the telescopic rod; when two platforms are the state of 0 degree, according to the diameter of tubular product, adjust the position of two sliders along two slide rails, under the effect of telescopic link, two slider synchronous motion for two move the supporting wheel respectively with decide the supporting wheel and the action wheel between the distance the same, after the adjustment is accomplished, pull the swing arm again and carry out angle modulation, rotate the locking bolt at last and make the length locking of telescopic link, improve equipment commonality.

Compared with the prior art, the utility model has the beneficial effects that: installing a stretched film reel on a clamping mechanism of a packaging mechanism, pulling out and stretching a film head of the stretched film to load the stretched film on a winding mechanism of the packaging mechanism, adjusting the rotating speed of a driving motor of a driving wheel according to the feeding speed of an external feeding mechanism, adjusting the angles of two platforms through an angle adjusting mechanism to enable two movable supporting wheels, a fixed supporting wheel, the driving wheel and two pressing wheels to form a certain angle with the axis of a pipe, enabling the conveying speeds of the two movable supporting wheels, the fixed supporting wheel, the driving wheel and the two pressing wheels to be slightly greater than the feeding speed of the feeding mechanism, clamping and conveying the pipe through the two movable supporting wheels, the fixed supporting wheel, the driving wheel and the two pressing wheels, attaching the film head on the outer wall of the rotating pipe by the winding mechanism of the packaging mechanism, conveying the pipe forwards while rotating, uniformly winding the stretched film on the outer wall of the pipe in the conveying process of the pipe, and after winding and packaging are finished, the winding mechanism of the packaging mechanism reloads the tensile film head and cuts off the tensile film between the pipe and the winding mechanism of the packaging mechanism, automatic continuous winding and packaging work is realized, and the practicability is high.

Drawings

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

FIG. 2 is a schematic view of the packaging mechanism;

FIG. 3 is a schematic view of a partial (enlarged) structure of a squeeze film, a squeeze film plate, an electric heating bar, a squeeze film motor, and the like;

FIG. 4 is an enlarged structural view of the platform, the movable supporting wheels, the fixed supporting wheels, the driving wheels and the pressing wheels;

FIG. 5 is a schematic structural view of the recliner mechanism and the synchronizing mechanism;

in the drawings, the reference numbers: 1. a base plate; 2. a platform; 3. an angle adjusting mechanism; 4. a movable support wheel; 5. a fixed supporting wheel; 6. a driving wheel; 7. a pinch roller; 8. a synchronization mechanism; 9. a packaging mechanism; 10. a base; 11. a square tube; 12. an arm plate; 13. a film pulling rod; 14. an electric push rod; 15. a shaft lever; 16. a roller; 17. a film pressing frame; 18. a film pressing plate; 19. an electrically heated strip; 20. a film pressing motor; 21. a baffle plate; 22. a spool rod; 23. a damping bearing; 24. locking a ring; 25. a lifting hole; 26. installing a bolt; 27. a column; 28. a pull rod; 29. swinging arms; 30. a central shaft column; 31. locking the screw rod; 32. a slide rail; 33. a slider; 34. a telescopic rod; 35. and locking the bolt.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. The present invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Example 1

A stretch film packaging machine comprises a bottom plate 1, two platforms 2, an angle adjusting mechanism 3, two movable supporting wheels 4, a fixed supporting wheel 5, a driving wheel 6, two pressing wheels 7, a synchronizing mechanism 8 and a packaging mechanism 9, wherein the two platforms 2 are symmetrically and rotatably arranged on the upper end surface of the bottom plate 1, the two platforms 2 are connected through the angle adjusting mechanism 3, the movable supporting wheels 4 are respectively arranged on the two platforms 2, the fixed supporting wheel 5 is arranged on the platform 2 on the left side, the driving wheel 6 is arranged on the platform 2 on the right side and is in transmission connection with a driving motor, the two pressing wheels 7 are respectively arranged on the two platforms 2 through two adjustable pressing frames, the two pressing wheels 7 are respectively positioned in the middle of the upper parts of the movable supporting wheels 4 and the fixed supporting wheels 5, the two movable supporting wheels 4 are respectively and rotatably connected with the two ends of the synchronizing mechanism 8, the two movable supporting wheels 4, the fixed supporting wheels 5, the driving wheel 6 and the two pressing wheels 7 are respectively arranged into arc-shaped wheel surfaces, the packaging mechanism 9 is arranged on one side of the middle part of the bottom plate 1, and the packaging mechanism 9 is provided with a clamping mechanism and a winding mechanism; a film head of the stretch film is pulled out and is loaded on a winding mechanism of a packaging mechanism 9 in a stretching way, the rotating speed of a driving motor of a driving wheel 6 is adjusted according to the feeding speed of an external feeding mechanism, the angles of two platforms 2 are adjusted through an angle adjusting mechanism 3, so that two movable supporting wheels 4, a fixed supporting wheel 5, the driving wheel 6 and two pressing wheels 7 form a certain angle with the axis of the pipe, the conveying speeds of the two movable supporting wheels 4, the fixed supporting wheel 5, the driving wheel 6 and the two pressing wheels 7 are slightly larger than the feeding speed of the feeding mechanism, the pipe is clamped and conveyed through the two movable supporting wheels 4, the fixed supporting wheel 5, the driving wheel 6 and the two pressing wheels 7, the film head is attached to the outer wall of the rotating pipe by the winding mechanism of the packaging mechanism 9, the pipe is conveyed forwards while rotating, the stretch film is uniformly wound on the outer wall of the pipe in the pipe conveying process, after the winding and packaging are finished, the winding mechanism of the packaging mechanism 9 reloads the tensile film head and cuts off the tensile film between the pipe and the winding mechanism of the packaging mechanism 9, automatic continuous winding and packaging work is realized, and the practicability is high.

Example 2

A stretch film packaging machine comprises a bottom plate 1, two platforms 2, an angle adjusting mechanism 3, two movable supporting wheels 4, a fixed supporting wheel 5, a driving wheel 6, two pressing wheels 7, a synchronizing mechanism 8 and a packaging mechanism 9, wherein the two platforms 2 are symmetrically and rotatably arranged on the upper end surface of the bottom plate 1, the two platforms 2 are connected through the angle adjusting mechanism 3, the movable supporting wheels 4 are respectively arranged on the two platforms 2, the fixed supporting wheel 5 is arranged on the platform 2 on the left side, the driving wheel 6 is arranged on the platform 2 on the right side and is in transmission connection with a driving motor, the two pressing wheels 7 are respectively arranged on the two platforms 2 through two adjustable pressing frames, the two pressing wheels 7 are respectively positioned in the middle of the upper parts of the movable supporting wheels 4 and the fixed supporting wheels 5, the two movable supporting wheels 4 are respectively and rotatably connected with the two ends of the synchronizing mechanism 8, the two movable supporting wheels 4, the fixed supporting wheels 5, the driving wheel 6 and the two pressing wheels 7 are respectively arranged into arc-shaped wheel surfaces, the packaging mechanism 9 is arranged on one side of the middle part of the bottom plate 1, and the packaging mechanism 9 is provided with a clamping mechanism and a winding mechanism; the winding mechanism of the packaging mechanism 9 further comprises a base 10, a square pipe 11, an arm plate 12, a film drawing rod 13, an electric push rod 14, a shaft lever 15, a roller 16, two film pressing frames 17, a film pressing plate 18, an electric heating strip 19 and a film pressing motor 20, wherein the base 10 is installed on the outer side of the middle part of the upper end surface of the bottom plate 1, the square pipe 11 is installed in the base 10, a clamping mechanism is installed on the outer wall of the right side of the upper end of the square pipe 11, one end of the arm plate 12 is installed on the front side wall of the upper end of the square pipe 11, the middle part of the film drawing rod 13 is rotatably connected with the other end of the arm plate 12, two ends of the electric push rod 14 are respectively rotatably connected with the upper end of the square pipe 11 and the upper end of the film drawing rod 13, the shaft lever 15 is installed at the lower end of the film drawing rod 13, the roller 16 is rotatably installed on the shaft lever 15, the film pressing frames 17 are installed at two ends of the shaft lever 15, two ends of the film pressing plate 18 are respectively rotatably installed on the two film pressing frames 17 through a rotating shaft, the electric heating strip 19 is installed on the side wall of the lower end of the film pressing plate 18, the film pressing motor 20 is arranged on the outer wall of the film pressing frame 17, and the output shaft of the film pressing motor 20 is concentrically connected with the rotating shaft at one end of the film pressing plate 18; the clamping mechanism of the packaging mechanism 9 further comprises a baffle plate 21, a rolling rod 22, a damping bearing 23 and a locking ring 24, wherein the baffle plate 21 is installed on the outer wall of the right side of the upper end of the square tube 11, the left end of the rolling rod 22 is concentrically and rotatably installed on the baffle plate 21, the damping bearing 23 is concentrically installed on the right side wall of the baffle plate 21, the damping bearing 23 is rotatably connected with the rolling rod 22, and the locking ring 24 is rotatably installed at the right end of the rolling rod 22; the square tube 11 is characterized by further comprising a plurality of lifting holes 25 and two mounting bolts 26, the plurality of lifting holes 25 are vertically and uniformly arranged on the outer side wall of the square tube 11, the two mounting holes are arranged on the outer side wall of the base 10, and the two mounting bolts 26 respectively penetrate through the two mounting holes on the base 10 and the two lifting holes 25 on the square tube 11 to tightly mount the square tube 11 on the base 10; the height of the square pipe 11 is adjusted by adjusting the installation position of the base 10 and the square pipe 11, so that the device can wind and package pipes with different diameters, a reel of a stretching film is sleeved on a reel rod 22, a locking ring 24 is rotated to enable the locking ring 24 to press the reel of the stretching film on a damping bearing 23, a film head of the stretching film penetrates through a gap between a film pressing plate 18 and a roller 16, a film pressing motor 20 drives the upper end of the film pressing plate 18 to press the film head on the roller 16, when the pipes are conveyed below the roller 16, an electric push rod 14 extends to put down the lower end of a film pulling rod 13 to tightly attach the stretching film between the roller 16 and a clamping mechanism on the outer wall of the pipes, the film pressing motor 20 drives the upper end of the film pressing plate 18 to release the stretching film, the stretching film is wound on the outer wall by the pipes which are conveyed in a rotating mode, meanwhile, the damping bearing 23 provides certain damping to enable the package of the stretching film to be tight, when the pipes leave the roller 16, the lower end of the film pulling rod 13 is lifted up by the contraction of the electric push rod 14, the film pressing motor 20 drives the upper end of the film pressing plate 18 to press the stretched film on the roller 16, meanwhile, the electric heating strip 19 is electrified to heat and cut off the stretched film between the roller 16 and the pipe in a hot melting mode, the next pipe is wound and packaged by repeating the actions, and automatic continuous winding and packaging work is achieved.

Example 3

A stretch film packaging machine comprises a bottom plate 1, two platforms 2, an angle adjusting mechanism 3, two movable supporting wheels 4, a fixed supporting wheel 5, a driving wheel 6, two pressing wheels 7, a synchronizing mechanism 8 and a packaging mechanism 9, wherein the two platforms 2 are symmetrically and rotatably arranged on the upper end surface of the bottom plate 1, the two platforms 2 are connected through the angle adjusting mechanism 3, the movable supporting wheels 4 are respectively arranged on the two platforms 2, the fixed supporting wheel 5 is arranged on the platform 2 on the left side, the driving wheel 6 is arranged on the platform 2 on the right side and is in transmission connection with a driving motor, the two pressing wheels 7 are respectively arranged on the two platforms 2 through two adjustable pressing frames, the two pressing wheels 7 are respectively positioned in the middle of the upper parts of the movable supporting wheels 4 and the fixed supporting wheels 5, the two movable supporting wheels 4 are respectively and rotatably connected with the two ends of the synchronizing mechanism 8, the two movable supporting wheels 4, the fixed supporting wheels 5, the driving wheel 6 and the two pressing wheels 7 are respectively arranged into arc-shaped wheel surfaces, the packaging mechanism 9 is arranged on one side of the middle part of the bottom plate 1, and the packaging mechanism 9 is provided with a clamping mechanism and a winding mechanism; the angle adjusting mechanism 3 further comprises two upright posts 27, a pull rod 28, a swing arm 29, a middle shaft post 30 and a locking screw 31, the two platforms 2 are respectively provided with the upright posts 27, the two upright posts 27 and the rotating axes of the two platforms 2 form four intersection points of a parallelogram, two ends of the pull rod 28 are respectively rotatably connected with the two upright posts 27, the lower end face of the middle part of the pull rod 28 is provided with a poke rod, the middle part of the swing arm 29 is provided with a chute, the inner end of the swing arm 29 is rotatably connected with the middle shaft post 30, the middle shaft post 30 is arranged in the middle of the upper end face of the bottom plate 1, one end of the damping bearing 23 is rotatably screwed on the side wall of the inner end of the swing arm 29, and the locking screw 31 is provided with a locking handle; the lifting platform comprises two platforms 2, two sliding rails 32, two sliding blocks 33 and a synchronizing mechanism 8, wherein the synchronizing mechanism 8 further comprises an expansion link 34 and a locking bolt 35, the two sliding rails 32 are respectively installed on the upper end surfaces of the two platforms 2, the two sliding rails 32 are arranged in parallel, the two sliding blocks 33 are respectively installed on the two sliding rails 32 in a sliding mode, the two movable supporting wheels 4 are respectively installed on the two sliding blocks 33 through supports in a rotating mode, the expansion link 34 is provided with a square outer tube and a square inner tube which is installed in the outer tube in a sliding mode, two ends of the expansion link 34 are respectively connected with the outer walls of the inner sides of the two sliding blocks 33 in a rotating mode, the locking bolt 35 is rotatably screwed on the outer wall of the square outer tube of the lifting hole 25, and the square inner tube of the expansion link 34 is tightly pressed on the square outer tube of the expansion link 34 by the locking bolt 35; when the two platforms 2 are both at 0 degree, the positions of the two sliding blocks 33 are adjusted along the two sliding rails 32 according to the diameter of the pipe, under the action of the telescopic rod 34, the two sliding blocks 33 synchronously move, so that the distances between the two movable supporting wheels 4 and the fixed supporting wheels 5 and the driving wheel 6 are respectively the same, the swing arm 29 is pulled to rotate for a certain angle, the swing arm 29 drives the pull rod 28 to swing left and right, the two ends of the pull rod 28 synchronously drive the two platforms 2 to rotate for a certain angle, the two movable supporting wheels 4, the fixed supporting wheels 5, the driving wheel 6 and the two pressing wheels 7 form a certain angle with the axis of the pipe, the driving wheel 6 obliquely drives the pipe to rotate, and the pipe is conveyed forwards in the rotating process, and the conveying speed is higher than the feeding speed of an external feeding mechanism, the locking handle of the locking screw 31 is rotated to lock the swing arm 29 and the middle shaft column 30, and the locking bolt 35 is rotated to lock the length of the telescopic rod 34.

As shown in fig. 1 to 5, in the stretch film packaging machine of the present invention, when working, firstly, a stretch film reel is mounted on a reel rod 22, a film head of a stretch film passes through a gap between a film pressing plate 18 and a roller 16, a film pressing motor 20 drives the upper end of the film pressing plate 18 to press the stretch film head on the roller 16, then the positions of two sliders 33 are adjusted along two slide rails 32, a swing arm 29 is pulled to adjust the angles of two platforms 2, so that two movable supporting wheels 4, a fixed supporting wheel 5, a driving wheel 6 and two pressing wheels 7 form a certain angle with the axis of a tube, the driving wheel 6 tilts to drive the tube to rotate, the tube is conveyed forwards in the rotating process, and the conveying speed is made to be greater than the conveying speed of an external feeding mechanism, a locking bolt 35 is rotated to lock the length of a telescopic rod 34, then when the tube is conveyed to the lower side of the roller 16, an electric push rod 14 extends to put down the lower end of the film pulling rod 13, the stretching film between the roller 16 and the clamping mechanism is tightly attached to the outer wall of the pipe, the film pressing motor 20 drives the upper end of the film pressing plate 18 to release the stretching film, the stretching film is wound on the outer wall by the pipe conveyed in a rotating mode, when the pipe leaves the roller 16, the electric push rod 14 contracts to lift the lower end of the film pulling rod 13, the film pressing motor 20 drives the upper end of the film pressing plate 18 to compress the stretching film on the roller 16, meanwhile, the electric heating strip 19 is electrified and heated to cut off the stretching film between the roller 16 and the pipe in a hot melting mode, and finally, the actions are repeated, and the next pipe is wound and packaged.

The main functions realized by the utility model are as follows: can automatically and continuously complete the winding and packaging work of the pipes, and has high practicability.

The stretch film packaging machine has the advantages that the installation mode, the connection mode or the arrangement mode are common mechanical modes, and the stretch film packaging machine can be implemented as long as the beneficial effects are achieved; the movable supporting wheel 4, the fixed supporting wheel 5, the driving wheel 6, the pressing wheel 7, the electric push rod 14, the film pressing motor 20, the electric heating strip 19, the damping bearing 23, the mounting bolt 26, the sliding rail 32 and the sliding block 33 of the stretch film packaging machine are purchased from the market, and the technical personnel in the industry only need to carry out installation and operation according to the attached operating instructions without creative labor of the technical personnel in the field.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The stretch film packaging machine is characterized by comprising a bottom plate (1), two platforms (2), an angle adjusting mechanism (3), two movable supporting wheels (4), a fixed supporting wheel (5), a driving wheel (6), two pressing wheels (7), a synchronizing mechanism (8) and a packaging mechanism (9), wherein the two platforms (2) are symmetrically and rotatably arranged on the upper end surface of the bottom plate (1), the two platforms (2) are connected through the angle adjusting mechanism (3), the movable supporting wheels (4) are respectively arranged on the two platforms (2), the fixed supporting wheel (5) is arranged on the platform (2) on the left side, the driving wheel (6) is arranged on the platform (2) on the right side, the driving wheel (6) is in transmission connection with a driving motor, the two pressing wheels (7) are respectively arranged on the two platforms (2) through two adjustable pressing frames, and the two pressing wheels (7) are respectively positioned in the middle of the upper parts of the movable supporting wheels (4) and the fixed supporting wheels (5), two ends of the synchronizing mechanism (8) are respectively rotatably connected with two movable supporting wheels (4), the fixed supporting wheel (5), the driving wheel (6) and the two pressing wheels (7) are all arranged to be arc-shaped wheel surfaces, the packaging mechanism (9) is installed on one side of the middle of the bottom plate (1), and the packaging mechanism (9) is provided with a clamping mechanism and a winding mechanism.

2. The stretch film packaging machine according to claim 1, wherein the winding mechanism of the packaging mechanism (9) further comprises a base (10), a square tube (11), an arm plate (12), a film drawing rod (13), an electric push rod (14), a shaft lever (15), a roller (16), two film pressing frames (17), a film pressing plate (18), an electric heating bar (19) and a film pressing motor (20), the base (10) is installed outside the middle of the upper end face of the bottom plate (1), the square tube (11) is installed in the base (10), a clamping mechanism is installed on the outer wall of the right side of the upper end of the square tube (11), one end of the arm plate (12) is installed on the front side wall of the upper end of the square tube (11), the middle of the film drawing rod (13) is rotatably connected with the other end of the arm plate (12), the two ends of the electric push rod (14) are respectively rotatably connected with the upper end of the square tube (11) and the upper end of the film drawing rod (13), the shaft lever (15) is installed at the lower end of the film drawing rod (13), running roller (16) rotate to be installed on axostylus axostyle (15), press mold frame (17) are all installed at the both ends of axostylus axostyle (15), the both ends of press mold board (18) are rotated through the pivot respectively and are installed on two press mold frames (17), install electrothermal strip (19) on the lower extreme lateral wall of press mold board (18), press mold motor (20) are installed on the outer wall of press mold frame (17), the output shaft of press mold motor (20) is connected with the pivot of the one end of press mold board (18) with one heart.

3. The stretch film wrapping machine according to claim 2, wherein the holding mechanism of the wrapping mechanism (9) further comprises a baffle plate (21), a spool rod (22), a damping bearing (23), and a locking ring (24), the baffle plate (21) is mounted on the outer wall of the right side of the upper end of the square tube (11), the left end of the spool rod (22) is concentrically and rotatably mounted on the baffle plate (21), the damping bearing (23) is concentrically mounted on the right side wall of the baffle plate (21), the damping bearing (23) is rotatably connected with the spool rod (22), and the locking ring (24) is rotatably mounted on the right end of the spool rod (22).

4. The stretch film packaging machine according to claim 3, further comprising a plurality of lifting holes (25) and two mounting bolts (26), wherein the plurality of lifting holes (25) are vertically and uniformly arranged on the outer side wall of the square tube (11), the two mounting holes are arranged on the outer side wall of the base (10), and the two mounting bolts (26) respectively penetrate through the two mounting holes on the base (10) and the two lifting holes (25) on the square tube (11) to tightly mount the square tube (11) on the base (10).

5. The stretch film wrapping machine according to claim 1, wherein the angle adjusting mechanism (3) further comprises two columns (27), a pull rod (28), swing arm (29), well jack-post (30) and locking screw (31), all be provided with stand (27) on two platforms (2), four nodical of parallelogram are constituteed with the rotation axle center of two platforms (2) in two stand (27), the both ends of pull rod (28) rotate with two stand (27) respectively and are connected, the terminal surface sets up the poker rod under the middle part of pull rod (28), the middle part of swing arm (29) is provided with the spout, the inner of swing arm (29) rotates with well jack-post (30) and is connected, the middle part at the up end of bottom plate (1) is installed in well jack-post (30), the one end of damping bearing (23) is rotated the spiro union and is on the inner lateral wall of swing arm (29), locking screw (31) are provided with the locking handle.

6. The stretch film packaging machine according to claim 5, further comprising two slide rails (32), two sliders (33) and a synchronizing mechanism (8), wherein the synchronizing mechanism (8) further comprises a telescopic rod (34) and a locking bolt (35), the two slide rails (32) are respectively mounted on the upper end faces of the two platforms (2), the two slide rails (32) are arranged in parallel, the two sliders (33) are respectively slidably mounted on the two slide rails (32), the two movable supporting wheels (4) are respectively rotatably mounted on the two sliders (33) through brackets, the telescopic rod (34) is provided with a square outer tube and a square inner tube slidably mounted in the outer tube, two ends of the telescopic rod (34) are respectively rotatably connected with the inner outer walls of the two sliders (33), and the locking bolt (35) is rotatably screwed on the outer wall of the square outer tube of the lifting hole (25), and the locking bolt (35) presses the square inner tube of the telescopic rod (34) on the square outer tube of the telescopic rod (34).