CN214934552U

CN214934552U - Film blowing machine for packaging bag film

Info

Publication number: CN214934552U
Application number: CN202121257640.2U
Authority: CN
Inventors: 唐孝琪; 唐敏发
Original assignee: Zhejiang Dingqian Film Co ltd
Current assignee: Zhejiang Dingqian Film Co ltd
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2021-11-30
Anticipated expiration: 2031-06-07

Abstract

The utility model discloses a wrapping bag film blowing machine aims at solving the film and takes place the deviation at the rolling in-process and makes the film produce the problem of fold and bubble when the rolling. The key points of the technical scheme are as follows: the utility model provides a wrapping bag film blowing machine, includes the frame and sets up blown film device and the coiling mechanism in the frame, and the coiling mechanism is including rotating first wind-up roll and a plurality of second wind-up roll and the third wind-up roll of setting in the frame of connecting in the frame, and a plurality of second wind-up rolls are interval distribution one on another between blown film device and first wind-up roll with a plurality of third wind-up rolls, are provided with stop device in the frame. The utility model discloses a wrapping bag film blowing machine can carry on spacingly to the in-process of film transmission and rolling, prevents that the film from squinting and influencing the quality of film rolling when the rolling.

Description

Film blowing machine for packaging bag film

Technical Field

The utility model relates to a film processing field, more specifically say, it relates to a wrapping bag film blowing machine.

Background

The plastic packaging bags are widely applied to daily life and work due to the convenience of use and carrying, have unique sealing performance and portability, and comprise polyethylene plastic bags, polypropylene plastic bags, polyvinyl chloride plastic bags and the like, so that the plastic packaging bags can protect products, facilitate storage and transportation, and promote sale and beautification of the products. In the production process of the packaging bag film, a film blowing machine is needed to process and roll the film, and the film blowing machine heats and melts plastic particles and blows the melted plastic particles into the film. The existing film blowing machines are divided into a plurality of types, such as PE, POF, PVC and the like.

After the film is blown to the existing film blowing device, the winding wheel is required to be utilized for winding, but the distance between the film blowing device and the winding wheel is longer in the winding process of the film, so that the deviation of the film is easy to occur in the winding process, the film generates folds and bubbles when being wound, and the effect of film winding can be influenced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a wrapping bag film blowing machine carries on spacingly to the in-process of film transmission and rolling, prevents that the film from squinting and influencing the quality of film rolling when the rolling.

The above technical purpose of the present invention can be achieved by the following technical solutions: a packaging bag film blowing machine, which comprises a frame, a film blowing device and a winding device which are arranged on the frame, the winding device comprises a first winding roller which is rotationally connected to the rack, and a plurality of second winding rollers and a plurality of third winding rollers which are arranged on the rack, the plurality of second winding rollers and the plurality of third winding rollers are arranged between the film blowing device and the first winding roller at intervals from top to bottom, the frame is provided with a limiting device, the limiting device comprises a supporting frame, an air cylinder fixedly connected on the supporting frame, a driving frame fixedly connected with the air cylinder and a clamping block rotatably connected on the supporting frame, two clamping blocks are symmetrically arranged, one end of the driving frame close to the clamping blocks is fixedly connected with a driving block, the inside of the clamping block is provided with a sliding groove for the driving block to slide, and the outer wall of the driving block is tightly attached to the inner wall of the sliding groove.

Through adopting above-mentioned technical scheme, need carry out the rolling processing to the film after the blown film device output film, in order to prevent that the film from producing skew and fold at the process of rolling, need restrict the transmission orbit of film, and the staff need drive the cylinder extension this moment, the cylinder can promote the carriage to slide on the support frame at the in-process of extension, the driving block that the area blade of while can be on the driving frame slides in the sliding tray that presss from both sides tight piece and offer, and the outer wall of driving block closely laminates with the inner wall of sliding tray, make the driving block can drive when sliding and press from both sides tight piece and rotate and can be close to each other on the support frame, and the upper and lower both ends of film at this moment are all restricted between two clamp tight pieces, stop device symmetry sets up the both ends at the film simultaneously, make the film all restricted from top to bottom and from both sides when transmitting and prevent that the film from producing the skew, the transmission wind-up roller and down of second and third wind-up roller of rethread one set up realizes the transmission of film And after the film is transmitted, the film is wound through the rotation of the first winding roller, so that wrinkles and deviation cannot be easily generated during the winding of the film, and the efficiency of the winding of the film and the quality of the winding are ensured.

The utility model discloses further set up to: and the third winding roller is connected to the rack in a sliding manner.

Through adopting above-mentioned technical scheme, the third wind-up roll not only can rotate in the frame, can also slide in the frame for the third wind-up roll slides in the frame and adjusts the distance between third wind-up roll and the second wind-up roll, and then can adjust the distance of film between second wind-up roll and third wind-up roll, prevents that second wind-up roll and third wind-up roll distance are too big and make the film produce buckling and fold at the in-process of transmission.

The utility model discloses further set up to: and the outer wall of the third winding roller is rotatably connected with a plurality of first balls.

Through adopting above-mentioned technical scheme, can drive a plurality of first balls of third wind-up roll outer wall when the film passes from the lower extreme of third wind-up roll and roll, and the roll of first ball just can make the efficiency of film transmission increase, prevents that the film from taking place the situation of blocking when the transmission.

The utility model discloses further set up to: the driving block is fixedly connected with a limiting block, and the diameter of the limiting block is larger than the inner diameter of the sliding groove.

Through adopting above-mentioned technical scheme, the diameter of stopper is greater than the internal diameter of sliding tray and makes the drive block more stable when sliding in the sliding tray, and the drive block can not take off with pressing from both sides tight piece.

The utility model discloses further set up to: and one end of the limiting block, which is close to the clamping block, is rotatably connected with a second ball.

Through adopting above-mentioned technical scheme, the stopper can drive the second ball and begin to roll along with the slip of drive block and when pressing from both sides the slip on the tight piece, and can make the roll of second ball can increase the slip efficiency of stopper, can further increase and the slip efficiency of drive block simultaneously.

The utility model discloses further set up to: when the two clamping blocks are close to each other, a gap is formed between the two clamping blocks.

By adopting the technical scheme, the gap generated between the two clamping blocks is used for the film to pass through and limit the film during transmission, so that the film can pass through the gap when being clamped in the clamping blocks.

The utility model discloses further set up to: be provided with the levelling plate on the first wind-up roll, the levelling plate is provided with the arc surface near the one end of first wind-up roll.

Through adopting above-mentioned technical scheme, can form the state of tightening between first wind-up roll and the blown film device at the film between through the rolling of first wind-up roll, and when first wind-up roll began to rotate, the film can make the planishing board in the in-process of film rolling and the surface contact of film with the planishing board contact, make the surface of film keep leveling at the in-process of continuous transmission and rolling, and as long as the film carries out the rolling through first wind-up roll, the one end that the film is close to the planishing board is strickleed the back by the planishing board and is rolled again, can further guarantee the planarization of film, and the setting of arc surface can prevent that the planishing board from producing wearing and tearing to the film on the planishing board.

To sum up, the utility model discloses following beneficial effect has: the film is limited between the two limiting devices through the limiting devices in the process of film transmission and winding, the limitation on the film is realized, the film is prevented from being deviated when being wound to influence the quality of the film winding, the tightness of the film during transmission through the second winding roller and the third winding roller can be increased, and the film is further prevented from being deviated and generating wrinkles.

Drawings

FIG. 1 is a schematic structural view of a film blowing device and a winding device on a frame of the present invention;

fig. 2 is a schematic structural view of the limiting device of the present invention.

In the figure: 1. a frame; 2. a film blowing device; 3. a support frame; 4. a first wind-up roll; 5. a second wind-up roll; 6. a third wind-up roll; 7. leveling the plate; 8. a cylinder; 9. a driving frame; 10. a clamping block; 11. a sliding groove; 12. a drive block; 13. a limiting block; 14. a gap.

Detailed Description

In order to make the technical solutions of the present invention better understood, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and it should be noted that the embodiments and features of the embodiments of the present invention can be combined with each other without conflict.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "set/connected", "connected", and the like are to be interpreted broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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

A packaging bag film blowing machine, refer to fig. 1 and fig. 2, comprises a frame 1, a film blowing device 2 and a winding device, wherein the film blowing device 2 and the winding device are arranged on the frame 1, the winding device comprises a first winding roller 4 rotationally connected to the frame 1, and a plurality of second winding rollers 5 and a plurality of third winding rollers 6 arranged on the frame 1, the plurality of second winding rollers 5 and the plurality of third winding rollers 6 are arranged between the film blowing device 2 and the first winding roller 4 at intervals, the second winding rollers 5 and the third winding rollers 6 are rotationally connected to the frame 1, meanwhile, the third winding rollers 6 are slidably connected to the frame 1, a limiting device is arranged on the frame 1, the limiting device comprises a support frame 3, an air cylinder 8 welded on the support frame 3, a driving frame 9 welded and fixed with the air cylinder 8, and a clamping block 10 rotationally connected to the support frame 3, the support frame 3 is welded and fixed on the frame 1, two clamping blocks 10 are symmetrically arranged, a driving block 12 is welded at one end, close to the clamping block 10, of the driving frame 9, a sliding groove 11 for the driving block 12 to slide is formed in the clamping block 10, and the outer wall of the driving block 12 is tightly attached to the inner wall of the sliding groove 11.

The outer wall of the third winding roller 6 is rotatably connected with a plurality of first balls, when the film passes through the lower end of the third winding roller 6, the first balls on the outer wall of the third winding roller 6 can be driven to roll, the rolling of the first balls can increase the film transmission efficiency, and the film is prevented from being clamped during transmission.

The welding has stopper 13 on drive block 12, the diameter of stopper 13 is greater than the internal diameter of sliding tray 11, stopper 13 is used for placing drive block 12 and follows the roll-off in the sliding tray 11, and stopper 13 is close to the one end rotation that presss from both sides tight piece 10 and is connected with the second ball, stopper 13 can drive the second ball and begin to roll when pressing from both sides tight piece 10 and slide along with drive block 12's slip, and can make the roll of second ball can increase stopper 13's slip efficiency, can further increase and drive block 12's slip efficiency simultaneously.

Be equipped with leveling plate 7 on the first wind-up roll 4, leveling plate 7 welded fastening is in frame 1, and the one end that leveling plate 7 is close to first wind-up roll 4 is equipped with the arc surface.

The working principle is as follows: after the film blowing device 2 produces the film, the film needs to be rolled, in order to prevent the film from generating offset and wrinkles in the rolling process, the transmission track of the film needs to be limited, at the moment, a worker needs to drive the cylinder 8 to extend, the cylinder 8 can push the driving frame 9 to slide on the support frame 3 in the extending process, meanwhile, the driving block 12 on the driving frame 9 with the blade can slide in the sliding groove 11 formed in the clamping block 10, the outer wall of the driving block 12 is tightly attached to the inner wall of the sliding groove 11, so that the driving block 12 can drive the clamping block 10 to rotate on the support frame 3 and approach each other when sliding, at the moment, the upper end and the lower end of the film are limited between the two clamping blocks 10, the film can penetrate through the gap 14 between the two clamping blocks 10 in the continuous transmission process, and meanwhile, the limiting devices are symmetrically arranged at the two ends of the film, the film is prevented from being deviated by being limited vertically and horizontally during transmission, transmission of the film is achieved through the transmission of the second winding roller 5 and the third winding roller 6 which are arranged one above the other, the film is wound through rotation of the first winding roller 4 after being transmitted, and therefore wrinkles and deviation cannot be generated easily during film winding, and the film winding efficiency and the film winding quality are guaranteed.

Third wind-up roll 6 not only can rotate in frame 1, can also slide in frame 1 for third wind-up roll 6 slides in frame 1 and adjusts the distance between third wind-up roll 6 and the second wind-up roll 5, and then can adjust the distance of film between second wind-up roll 5 and third wind-up roll 6, prevents that second wind-up roll 5 and third wind-up roll 6 distance is too big and make the film produce buckling and fold at the in-process of transmission.

Can form the state of tightening between first wind-up roll 4 and blown film device 2 at the film between rolling through first wind-up roll 4, and when first wind-up roll 4 began to rotate, the film can make the planishing board 7 in the in-process of film rolling with the surface contact of film with planishing board 7 contact, make the surface of film keep leveling at the in-process of continuous transmission and rolling, and as long as the film rolls through first wind-up roll 4, the one end that the film is close to planishing board 7 is strickled by planishing board 7 and is rolled up again after, can further guarantee the planarization of film, and the setting up of arc surface can prevent that planishing board 7 from producing wearing and tearing to the film on the planishing board 7.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a wrapping bag film blowing machine, includes frame (1) and sets up blown film device (2) and the coiling mechanism on frame (1), its characterized in that: the winding device comprises a first winding roller (4) rotatably connected to a rack (1), and a plurality of second winding rollers (5) and a plurality of third winding rollers (6) arranged on the rack (1), wherein the second winding rollers (5) and the third winding rollers (6) are distributed between a film blowing device (2) and the first winding roller (4) at intervals one on the other, a limiting device is arranged on the rack (1), the limiting device comprises a support frame (3), a cylinder (8) fixedly connected to the support frame (3), a driving frame (9) fixedly connected with the cylinder (8) and clamping blocks (10) rotatably connected to the support frame (3), the clamping blocks (10) are symmetrically provided with two, one end of the driving frame (9) close to the clamping blocks (10) is fixedly connected with driving blocks (12), sliding grooves (11) for the driving blocks (12) to slide are formed in the clamping blocks (10), the outer wall of the driving block (12) is tightly attached to the inner wall of the sliding groove (11).

2. The packaging bag film blowing machine according to claim 1, characterized in that: and the third winding roller (6) is connected to the rack (1) in a sliding manner.

3. The packaging bag film blowing machine according to claim 1, characterized in that: and a plurality of first balls are rotatably connected to the outer wall of the third winding roller (6).

4. The packaging bag film blowing machine according to claim 1, characterized in that: the driving block (12) is fixedly connected with a limiting block (13), and the diameter of the limiting block (13) is larger than the inner diameter of the sliding groove (11).

5. The packaging bag film blowing machine according to claim 4, characterized in that: and one end of the limiting block (13) close to the clamping block (10) is rotatably connected with a second ball.

6. The packaging bag film blowing machine according to claim 1, characterized in that: when the two clamping blocks (10) are close to each other, a gap (14) is formed between the two clamping blocks (10).

7. The packaging bag film blowing machine according to claim 1, characterized in that: be provided with levelling plate (7) on first wind-up roll (4), the one end that levelling plate (7) are close to first wind-up roll (4) is provided with the arc surface.