Puncture-resistant film cooling device

Abstract

The utility model discloses a puncture-resistant film cooling device which comprises a wind-up roller and a cooling air pipe, a plurality of cold air holes are formed in the cooling air pipe, an air supply pipe is installed on one side of the cooling air pipe and used for conveying cold air into the cooling air pipe, a movable plate is arranged in the cooling air pipe, a rotating device is arranged on one side of the movable plate, and the rotating device is connected with the wind-up roller. The movable plate can rotate to cover part of the cold air holes, when special films such as puncture-resistant films are produced, the movable plate does not cover the cold air holes to achieve a good cooling effect, when common films are produced, the movable plate can be rotated to reduce the blowing width of cooling air, so that the blowing amount of cold air is reduced, cold air waste is avoided, the cold air holes are suitable for production of the common films, and the production efficiency is improved. The shielding pieces are arranged on the two sides of the outer portion of the cooling air pipe respectively and cover the two sides of the cooling air pipe, the blowing-out width of the blown-out cooling air can be adjusted through the distance adjusting device, and redundant cold air is prevented from being directly blown out from the two sides of the film.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of film processing especially relates to a puncture -resistant film cooling device. BACKGROUND

[0002] With the prosperity of the logistics industry, the use of packaging film is more and more, in the use, ordinary film is easily punctured by articles, resulting in its loss of protection effect, so the market appears the special film with puncture resistance, the film needs to use the cooling pipe to blow out the cold air to cool and shape after the heat pressing or heat sealing treatment of multilayer film, the traditional cooling pipe cannot adjust the blowing range according to the film length, resulting in that there is excess cold air not participating in cooling and blowing away from the both sides of the film directly during use, causing waste, in addition, the production of ordinary film does not need to use a large amount of cold air to cool, when the production of ordinary film is carried out after the production task of puncture -resistant film is completed, in order to avoid excessive cold air waste, the production of ordinary film will sacrifice part of the production efficiency to close or remove the cooling pipe, the adaptability of the traditional cooling device is poor. SUMMARY

[0003] The utility model aims at overcoming the insufficient of uneven cooling of the prior art using cooling roller, and provides a puncture -resistant film cooling device.

[0004] In order to realize the above-mentioned purpose, the utility model discloses the following technical scheme: a puncture -resistant film cooling device, including winding roller and cooling air pipe, be provided with a plurality of cold air holes on the cooling air pipe, be provided with movable plate in the cooling air pipe, the movable plate is attached to the inner surface of cooling air pipe, the movable plate is provided with rotating device on one side, the movable plate can cover part cold air hole, the both sides of the outside of cooling air pipe are provided with shielding piece, the shielding piece covers the both sides of cooling air pipe, two shielding pieces are connected with a pitch adjusting device, the pitch adjusting device controls two shielding pieces to draw close or far away synchronously.

[0005] Further, the shielding piece is annularly sleeved on the both sides of the cooling air pipe, support frames are arranged on the front and back sides of the shielding piece, and a moving seat connected with the pitch adjusting device is arranged below the support frames.

[0006] Further, the pitch adjusting device comprises a pitch adjusting seat, a bidirectional threaded rod and a pitch adjusting motor, the bidirectional threaded rod is connected with the pitch adjusting motor, the screw directions on the left and right sides of the bidirectional threaded rod are opposite, and the shielding rings on the both sides of the cooling air pipe are arranged on the left and right sides of the bidirectional threaded rod.

[0007] Further, the movable plate is composed of a movable cover and support pieces arranged on the both sides of the movable cover, a rotating shaft is arranged on the outer side of the support piece, the rotating shaft is connected with bearings on the both sides of the cooling air pipe, a driving gear is arranged on the outer side of the rotating shaft on one side, the rotating device is a driving motor, and the driving motor is engaged with the driving gear.

[0008] Further, the inner surface of the cooling air pipe is provided with a sealing edge groove and a sealing bottom groove, the sealing edge groove is located on both sides of the cold air hole, the sealing bottom groove is located below the cold air hole, and the two sides of the movable cover are arranged in the sealing edge groove.

[0009] Further, the cooling air pipe is provided with an exhaust pipe, and the exhaust pipe is provided with a plurality of exhaust holes.

[0010] The beneficial effects of the present application are that: by setting the shielding member, the width range of the cold air blown out by the cooling air pipe can be adjusted according to the size of the produced film, so as to avoid the excess cold air directly flowing out from the two sides of the film; in addition, the inside of the cooling air pipe is provided with a movable plate, after the production task of the puncture-resistant film is completed, the movable cover can be covered by rotating the movable plate to cover part of the cold air hole, so as to reduce the output of the cold air, so that it can be cooled with less cold air during the production of ordinary film, and waste is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is the overall schematic diagram of the present application.

[0012] Figure 2 It is the internal structure schematic diagram of the cooling air pipe and the distance adjusting device.

[0013] Figure 3 It is the movable plate schematic diagram.

[0014] Figure 4 It is the shielding member schematic diagram.

[0015] In the figure: 1, winding roller; 2, cooling air pipe; 21, cold air hole; 3, exhaust pipe; 31, exhaust hole; 4, air supply pipe; 5, shielding member; 51, support frame; 52, moving seat; 6, movable plate; 61, movable cover; 62, support; 63, rotating shaft; 64, driving gear tooth; 71, bidirectional threaded rod; 72, distance adjusting seat; 8, driving motor; 9, distance adjusting motor. DETAILED DESCRIPTION

[0016] The present application will be further described below in combination with the drawings.

[0017] The application discloses a puncture-resistant film cooling device, which comprises a winding roller 1 and a cooling air pipe 2, wherein the film is wound around the winding roller 1 and enters the next process, a plurality of cold air holes 21 are arranged on the cooling air pipe 2, an air supply pipe 4 is arranged on one side of the cooling air pipe 2, an air supply port 25 is arranged at the joint of the cooling air pipe 2 and the air supply pipe 4, and the air supply port 25 is used for conveying cold air into the cooling air pipe 2; a movable plate 6 is arranged in the cooling air pipe 2, the movable plate 6 is attached to the inner surface of the cooling air pipe 2, one side of the movable plate 6 is provided with a rotating device, and the movable plate 6 can be rotated to cover part of the cold air holes 21; when special films such as puncture-resistant films are produced, the movable plate does not cover, so that a better cooling effect can be obtained; when common films are produced, the movable plate 6 can be rotated to cover part of the cold air holes 21, so that the width of the cold air blown out is reduced, the amount of cold air blown out is reduced, waste of cold air is avoided, the production of common films can be adapted, and the applicability is higher; shielding members 5 are arranged on the two sides of the outer portion of the cooling air pipe 2, the shielding members 5 are arranged on the two sides of the cooling air pipe 2, the two shielding members 5 are connected with a distance adjusting device 7, the distance adjusting device 7 controls the two shielding members 5 to move close to or away from each other, the width of the cold air blown out can be adjusted by using the distance adjusting device 7 according to the width of the produced film, and the excess cold air blown out from the two sides of the film is avoided, the distance adjusting device 7 and the rotating device can be connected with a control module and controlled by the control module.

[0018] Further, the shielding members 5 are annularly arranged on the two sides of the cooling air pipe 2, support frames 51 are arranged on the front and back sides of the shielding members 5, movable seats 52 connected with the distance adjusting device are arranged below the support frames 51, the distance adjusting device comprises a distance adjusting seat 72, a bidirectional threaded rod 71 and a distance adjusting motor 9, the bidirectional threaded rod 71 is connected with the distance adjusting motor 9, the thread directions of the two sides of the bidirectional threaded rod 71 are opposite, the shielding rings 5 on the two sides of the cooling air pipe 2 are arranged on the two sides of the bidirectional threaded rod 71 and are threadedly connected with the bidirectional threaded rod 71, the distance adjusting motor 9 is started to rotate the bidirectional threaded rod 71 when the width of the cold air blown out needs to be adjusted, so that the movable seats 52 are controlled to move close to or away from each other, and then the width of the cold air blown out is controlled to adapt to the width of the produced film.

[0019] Further, the movable plate 6 is composed of a movable cover 61 and support members 62 arranged on the two sides of the movable cover 61, rotating shafts 63 are arranged on the outer sides of the support members 62, the rotating shafts 63 are connected with bearings on the two sides of the cooling air pipe 2, drive gear teeth 64 are arranged on the outer sides of the rotating shafts 63 on one side, the rotating device is a drive motor 8, the drive motor 8 is engaged with the drive gear teeth 64, the drive motor 8 is started to rotate the drive gear teeth 64 engaged therewith, and then the movable cover 6 is rotated to cover part of the cold air holes 21, so that less cold air can be used for cooling when the production line is changed to produce common films, and waste of cold air is avoided.

[0020] Further, the inner surface of the cooling air pipe 2 is provided with a sealing edge groove 23 on both sides of the cooling air hole 21 and a sealing bottom groove 24 under the cooling air hole 21, and the two sides of the movable cover 61 are arranged in the sealing edge groove 23, and the movable cover 61 is arranged in the sealing bottom groove 24 to completely close the cooling air pipe.

[0021] Further, the cooling air pipe 2 is provided with an air extraction pipe 3 above the cooling air pipe 2, the air extraction pipe 3 is connected with an air extraction device and is installed on the ceiling of the equipment room, a plurality of air extraction holes 31 are arranged on the air extraction pipe 3, and the air extraction pipe is used to extract hot air to increase the cooling effect.

Claims

1. A puncture-resistant film cooling device comprising a winding roller and a cooling air pipe, wherein a plurality of cold air holes are arranged on the cooling air pipe, characterized in that The movable plate is attached to the inner surface of the cooling air pipe, one side of the movable plate is provided with rotating device, the movable plate can cover part of the cold air hole, the outer sides of the cooling air pipe are respectively provided with shielding members, the shielding members cover the two sides of the cooling air pipe, the two shielding members are connected with a distance adjusting device, the distance adjusting device controls the two shielding members to move close to or away from each other.

2. A puncture-resistant, thin-film cooling device according to claim 1, characterized in that The shielding members are annular and are arranged on the two sides of the cooling air pipe, the front and back sides of the shielding members are provided with support frames, the support frames are provided below with moving seats connected with the distance adjusting device.

3. A puncture-resistant, thin-film cooling device according to claim 2, wherein The distance adjusting device comprises a distance adjusting seat, a bidirectional threaded rod and a distance adjusting motor, the bidirectional threaded rod is connected with the distance adjusting motor, the thread directions of the left and right sides of the bidirectional threaded rod are opposite, the shielding rings on the two sides of the cooling air pipe are arranged on the two sides of the bidirectional threaded rod.

4. A puncture-resistant, thin-film cooling device according to claim 3, wherein The movable plate is composed of a movable cover and support members arranged on the two sides of the movable cover, the outer sides of the support members are provided with rotating shafts, the rotating shafts are connected with bearings on the two sides of the cooling air pipe, the outer side of one rotating shaft is provided with a driving gear, the outer side of the cooling air pipe on the same side of the driving gear is provided with a driving motor, the driving motor is engaged with the driving gear.

5. A puncture-resistant, thin-film cooling device according to claim 4, wherein The inner surface of the cooling air pipe is provided with a sealing edge groove and a sealing bottom groove, the sealing edge groove is arranged on the two sides of the cold air hole, the sealing bottom groove is arranged below the cold air hole, the two sides of the movable cover are arranged in the sealing edge groove.

6. A puncture-resistant, thin-film cooling device according to any one of claims 1-5, characterized in that The cooling air pipe is provided above with an air extraction pipe, the air extraction pipe is provided above with a plurality of air extraction holes.

Images