CN212126977U - Plastic film rolling machine - Google Patents

Abstract

The utility model provides a plastic film rolling machine, which relates to the field of plastic film production, wherein a first roller, a second roller and a tightening roller are all rotatably arranged on a rack, the shafts of the first roller, the second roller and the tightening roller are parallel to the water surface and are mutually parallel, the second roller is arranged right above the first roller, the plastic film sequentially passes through the first roller, the second roller and the tightening roller, and the tightening roller rolls the plastic film; cylinders are respectively arranged between the two ends of the first roller and the second roller and the rack, a translation device is arranged between the tightening roller and the rack, the cylinders lift and drive the first roller and the second roller to ensure that the plastic film enters and outputs horizontally, and the translation device pulls the distance between the tightening roller and the second roller to ensure that the plastic film is in a flat state; the plastic film tightened in the way is in a flat state under the tension of the first roller, the second roller and the tightening roller, and the rolled plastic film is compact and flat and has good quality; the plastic film roll occupies less space, and the transportation cost of the plastic film roll is reduced.

Description

Plastic film rolling machine

Technical Field

The utility model relates to a plastic film production field especially relates to a plastic film rolling machine.

Background

Plastic films are films made of polyvinyl chloride, polyethylene, polypropylene, polystyrene, and other resins, and are used for packaging and as a film coating layer. Plastic packages and plastic package products have a larger share in the market, and particularly, composite plastic flexible packages are widely applied to the fields of food, medicine, chemical industry and the like, wherein the proportion of the plastic packages is the largest, such as beverage packages, quick-frozen food packages, steamed and cooked food packages, fast food packages and the like, and the plastic packages and the plastic package products bring great convenience to the life of people.

After the plastic film is processed, the blown plastic film needs to be rolled and loaded, but the existing rolling device can not effectively tighten the plastic film to enable the plastic film to be smoothly and rotationally tightened by a rolling wheel; the plastic film is rolled flatly and tightly, so that the rolling density of the plastic film is high, and the plastic film roll rolled into a roll has a smaller volume and a more flat and intact plastic film; the prior art can not effectively solve this problem, and the plastic film that often the rolling formed rolls up the unevenness, and is loose easily to the accommodation space who occupies is very big, and the plastic film rolls up the quality and hangs down, and the cost of transportation also can be very high.

SUMMERY OF THE UTILITY MODEL

Not enough to exist among the prior art, the utility model provides a plastic film rolling machine, it has solved among the prior art plastic film rolling machine rolling ground plastic film and has rolled up easy loose, the technical problem of unevenness.

According to the embodiment of the utility model, a plastic film rolling machine is provided, including a rack, a first roller, a second roller and a tightening roller, the first roller, the second roller and the tightening roller are all rotatably arranged on the rack, the shafts of the first roller, the second roller and the tightening roller are parallel to the water surface and mutually parallel, the second roller is arranged right above the first roller, the plastic film sequentially passes through the first roller, the second roller and the tightening roller, and the tightening roller rolls up the plastic film; first gyro wheel and second gyro wheel both ends with be equipped with the cylinder between the rack respectively, tighten up and be equipped with the translation device between gyro wheel and the rack, the cylinder goes up and down to drive first gyro wheel and second gyro wheel and guarantee that the plastic film level gets into and output, the translation device pulls open and tightens up the distance between gyro wheel and the second gyro wheel and makes the plastic film be the horizontality.

The technical principle of the utility model is that: tensioning force between the rollers is utilized to enable the plastic film to be tensioned and flattened; wherein the cylinder arranged between the first roller and the second roller can perform lifting motion according to the height of the input and output plastic film, so that the plastic film is in a horizontal state; the plastic film tightened by the tightening roller is in a flat state under the tension of the first roller, the second roller and the tightening roller.

Compared with the prior art, the utility model discloses following beneficial effect has: the cylinder arranged between the first roller and the second roller can perform lifting motion according to the height of the input and output plastic film, so that the plastic film is in a horizontal state; the plastic film tightened by the tightening roller is in a flat state under the tension of the first roller, the second roller and the tightening roller; the rolled plastic film is compact and flat, and the quality of the plastic film is improved; the plastic film roll occupies less space, and the transportation cost of the plastic film roll is reduced.

Drawings

FIG. 1 is a front view of a plastic film winder in the embodiment of the present invention;

FIG. 2 is a sectional view of the plastic film winder in the embodiment of the present invention;

FIG. 3 is a top view of the plastic film winding machine in the embodiment of the present invention;

in the above drawings: 1. a rack; 2. a first roller; 3. a second roller; 31. a cylinder; 32. an infrared transmitter; 321. horizontal infrared rays; 33. an infrared receiving plate; 4. tightening the rollers; 41. a translation device; 411. a slide bar; 412. a threaded rod; 413. rotating the handle; 414. a support bar; 415. a slider; 42. a membrane card slot; 43. the spline can be disassembled.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.

Referring to fig. 1, an embodiment of the present invention provides a plastic film winding machine, including a rack 1, a first roller 2, a second roller 3, and a tightening roller 4, where the first roller 2, the second roller 3, and the tightening roller 4 are all rotatably disposed on the rack 1, axes of the first roller 2, the second roller 3, and the tightening roller 4 are parallel to a water surface and parallel to each other, the second roller 3 is disposed right above the first roller 2, a rotation direction of the first roller 2 is opposite to that of the second roller 3, a rotation direction of the second roller 3 is the same as that of the tightening roller 4, a plastic film sequentially passes through the first roller 2, the second roller 3, and the tightening roller 4 winds the plastic film; air cylinders 31 are respectively arranged between the two ends of the first roller 2 and the second roller 3 and the rack 1, a translation device 41 is arranged between the tightening roller 4 and the rack 1, the air cylinders 31 lift and drive the first roller 2 and the second roller 3 to ensure that plastic films enter and output horizontally, the translation device 41 tensions the plastic films to enable the plastic films to be in a flat state, and the plastic films of the equipment are tensioned and flattened by using the tension force between the rollers; wherein the cylinder 31 arranged between the first roller 2 and the second roller 3 can perform lifting motion according to the height of the input and output plastic film, so that the plastic film is in a horizontal state; the plastic film tightened by the tightening roller 4 is in a flat state under the tension of the first roller 2, the second roller 3 and the tightening roller 4; when the plastic film is tightened, the stress of the plastic film is uniform, so that the rolled plastic film is compact and flat, and the quality of the plastic film is improved; the plastic film roll occupies less space, and the transportation cost of the plastic film roll is reduced.

Further, referring to fig. 1, the infrared transmission device further includes an infrared transmitter 32 and an infrared receiving plate 33, the infrared transmitter 32 is fixedly disposed on the cylinder 31 of the second roller 3, the infrared receiving plate 33 is disposed on the rack 1, the tightening roller 4 is disposed between the infrared receiving plate 33 and the second roller 3, the infrared receiving plate 33 is perpendicular to a horizontal plane and is parallel to an axis of the tightening roller 4, a horizontal infrared ray 321 transmitted by the infrared transmitter 32 is 0-1mm higher than a highest point of the second roller 3, and when the infrared receiving plate 33 does not receive a signal of the horizontal infrared ray 321, the cylinder 31 drives the second roller 3 to horizontally ascend until the signal of the horizontal infrared ray 321 is received; the highest point of the tightening roller 4 and the highest point of the second roller 3 can be located on the same horizontal plane through infrared real-time signal transmission, the infrared signal transmission speed is high, the reaction is rapid, worker vision adjustment is omitted, and the entering tightening efficiency is further improved.

Further, referring to fig. 2 and 3, the translation device 41 includes a sliding rod 411, a threaded rod 412, a rotating handle 413, two supporting rods 414 and two sliding blocks 415, the two supporting rods 414 are rotatably disposed at two ends of the tightening roller 4, one end of the tightening roller 4 is provided with a motor, the sliding block 415 is fixedly disposed at a free end of the supporting rod 414, the threaded rod 412 is in threaded connection with one sliding block 415, the sliding rod 411 is in sliding connection with the other sliding block 415, the threaded rod 412 and the sliding rod 411 are both parallel to a horizontal plane and perpendicular to an axis of the tightening roller 4, the threaded rod 412 and the sliding rod 411 are both disposed in the gantry 1, and a slide way for the sliding block 415 to slide is disposed in the gantry 1; the rotating handle 413 is connected with the threaded rod 412 and can drive the threaded rod 412 to rotate, the threaded rod 412 and the sliding rod 411 which are parallel to each other form a track for the horizontal movement of the tightening roller 4, the tightening roller 4 moves on the threaded rod 412 and the sliding rod 411 through the sliding block 415, the threaded rod 412 is rotated through the rotating handle 413, and when plastic films of different materials and thicknesses are tightened, the tension force between the second roller 3 and the tightening roller 4 is adjusted finely.

Further, the film clamping grooves 42 parallel to the axis of the tightening roller 4 are formed in the tightening roller, the film clamping grooves 42 are formed before the tightening roller rotates to tighten the plastic film, the end edge of the plastic film is clamped, the plastic film is prevented from sliding off when the tightening roller starts to tighten, a worker is prevented from manually fixing the plastic film, and the plastic film tightening efficiency is improved.

Further, a detachable spline 43 is arranged between the tightening roller 4 and the support rod 414, and when the plastic film is tightened to a proper size, the tightening roller 4 can be replaced, so that the work efficiency of tightening the plastic film can be improved.

The implementation principle of the embodiment is as follows: the device reasonably provides a proper tension force for the plastic film during tightening, when tightening is carried out, one end of the plastic film is pulled out in parallel, the plastic film is connected to the tightening roller 4 through the first roller 2 and the second roller 3, the rotating directions of the first roller 2 and the second roller 3 are opposite, the rotating directions of the second roller 3 and the tightening roller 4 are the same, and the plastic film moves along with the rotating direction of each roller; the first roller 2 and the second roller 3 support the plastic film flatly, finally the tightening roller 4 tightens the plastic film, the motor is started to conduct tightening operation, along with the rotation of the tightening roller 4, the plastic film is added on the tightening roller 4, the highest point of the plastic film changes, the highest point of the second roller 3 and the tightening roller 4 is not on the same horizontal plane, at the moment, the real-time infrared receiving board 33 is matched with the infrared transmitter 32, and by utilizing the principle of linear light transmission, when the infrared receiving board 33 does not receive a horizontal infrared ray 321 signal, the air cylinder 31 drives the second roller 3 to horizontally ascend until the horizontal infrared ray 321 signal is received; the highest point of the tightening roller 4 and the highest point of the second roller 3 can be positioned on the same horizontal plane through infrared real-time transmission signals, and the translation device 41 is arranged and used for tensioning the plastic film to enable the plastic film to be in a flat state; the distance between the second roller 3 and the tightening roller 4 can be manually adjusted, and the proper tension of the plastic film can be adjusted; the connection mode of the tightening roller 4 and the bearing point is set to be a detachable spline connection mode, when the plastic film is tightened to a proper volume, the tightening roller 4 can be replaced, and the work efficiency of tightening the plastic film can be improved.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (5)

1. The utility model provides a plastic film rolling machine which characterized in that: the plastic film winding machine comprises a rack (1), a first roller (2), a second roller (3) and a tightening roller (4), wherein the first roller (2), the second roller (3) and the tightening roller (4) are rotatably arranged on the rack (1), shafts of the first roller (2), the second roller (3) and the tightening roller (4) are parallel to a horizontal plane and are mutually parallel, the second roller (3) is arranged right above the first roller (2), a plastic film sequentially passes through the first roller (2), the second roller (3) and the tightening roller (4), and the plastic film is wound by the tightening roller (4); first gyro wheel (2) with second gyro wheel (3) respectively with be equipped with cylinder (31) between rack (1), tighten up and be equipped with translation device (41) between gyro wheel (4) and rack (1), cylinder (31) go up and down to drive first gyro wheel (2) and second gyro wheel (3) and guarantee that the plastic film level gets into and output, translation device (41) take up the plastic film and make it be the horizontality.

2. The plastic film winder of claim 1, wherein: the infrared transmitter (32) is fixedly arranged on a cylinder (31) of the second roller (3), the infrared receiving plate (33) is arranged on the rack (1), the tightening roller (4) is positioned between the infrared receiving plate (33) and the second roller (3), the infrared receiving plate (33) is perpendicular to the horizontal plane and parallel to the axis of the tightening roller (4), the horizontal infrared ray transmitted by the infrared transmitter (32) is higher than the highest point of the second roller (3) by 0-1mm, and when the infrared receiving plate (33) does not receive the horizontal infrared ray signal, the cylinder (31) drives the second roller (3) to horizontally rise until the horizontal infrared ray signal is received.

3. The plastic film winder of claim 1, wherein: the translation device (41) comprises a sliding rod (411), a threaded rod (412), a rotating handle (413), two supporting rods (414) and two sliding blocks (415), the two supporting rods (414) are rotatably arranged at two ends of the tightening roller (4), one end of the tightening roller (4) is provided with a motor, the two sliding blocks (415) are correspondingly connected with the free ends of the two supporting rods (414) one by one, the threaded rod (412) is in threaded connection with one sliding block (415), the sliding rod (411) is in sliding connection with the other sliding block (415), the threaded rod (412) and the sliding rod (411) are both parallel to the horizontal plane and perpendicular to the axis of the take-up roller (4), the threaded rod (412) and the sliding rod (411) are both arranged in the rack (1), a slide way for the sliding block (415) to slide is arranged in the rack (1); the rotating handle (413) is connected with the threaded rod (412) and can drive the threaded rod (412) to rotate.

4. The plastic film winder of claim 1, wherein: and a film clamping groove (42) parallel to the axis of the tightening roller (4) is arranged on the tightening roller.

5. A plastic film winder as claimed in claim 3, characterised in that: a spline (43) is arranged between the tightening roller (4) and the support rod (414).

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