CN211275277U

CN211275277U - UV anaerobic curing two-roller extrusion coating machine

Info

Publication number: CN211275277U
Application number: CN201921748833.0U
Authority: CN
Inventors: 林俊熙
Original assignee: Dongguan Ruifu Intelligent Manufacturing Technology Co ltd
Current assignee: Dongguan Ruifu Intelligent Manufacturing Technology Co ltd
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-08-18
Anticipated expiration: 2029-10-18

Abstract

The utility model provides a UV anaerobic curing two-roller extrusion coating machine, which comprises a frame, a material placing device, a UV curing device and a blanking device; the feeding device comprises an upper conveying roller, a lower conveying roller, an upper cloth pressing wheel and a lower cloth pressing wheel, and is positioned on the left side of the rack; the blanking device comprises a winding roller and is positioned on the right side of the rack, and the UV curing device is characterized by comprising a curing box and a lamp assembly capable of moving up and down; the curing box is provided with a feed inlet and a discharge outlet; the lamp assembly is mounted inside the curing oven. The utility model provides a pair of thermosetting comma scraper coating machine, its compact structure, the operation is stable, has characteristics such as very high trial production model, the succinct practical convenient solidification efficiency height of high benefit.

Description

UV anaerobic curing two-roller extrusion coating machine

Technical Field

The invention relates to the technical field of coating machines, in particular to a UV anaerobic curing two-roller extrusion coating machine.

Background

With the rapid development of electronic products, the market demands for surface protection of the products are increasing day by day to reduce the surface scratch loss of the electronic products in the processes of transportation, storage, display, use and the like, so that the demand for protective films is increasing unprecedentedly.

A lab coater refers to a machine that applies a coating to a substrate in one or more coats to form a solid continuous film. Usually, the coating film of a laboratory coater is composed of a plurality of coating layers, and the amount of the coating layer is determined according to the requirements of the object to be coated. Typically including a primer layer, an intermediate coating layer, and a topcoat layer. The coating film of the laboratory coating machine shows the effect of matching the coating. The laboratory film coating machine and the compounding technology are widely applied to production and life of people, and the compounding technology of the laboratory film coating machine cannot be separated from simple wall painting, fine electronic products, even food packaging materials and paper processing.

The traditional protective film is generally prepared by heat curing, needs an organic solvent in the preparation process, and is easy to have the problems of degumming residual glue, white fog and the like. In addition, the traditional film coating process is easy to cause the phenomena of uneven thickness, glue shortage and the like; the transfer printing process is slow although the thickness of the produced film is uniform and controllable. And the common UV machine has the processes of film coating, transfer printing and the like. Compared with the traditional wet coater, the UV coater has the characteristics of small floor area, less pollutant discharge and more convenient operation steps. However, in the preparation process of the protective film, the roller structure of the existing coating machine has insufficient transmission tension and unstable operation. Meanwhile, the curing efficiency of the existing coating machine is also low.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the invention aims to provide a UV anaerobic curing two-roller extrusion coating machine which has the characteristics of compact structure, stable operation, extremely high trial production sample plate, high efficiency, simplicity, practicability, convenience in curing and the like.

In order to realize the aim, the invention provides a UV anaerobic curing two-roller extrusion coating machine which comprises a rack, a discharging device, a UV curing device and a discharging device, wherein the rack is provided with a feeding hole; the feeding device comprises an upper conveying roller, a lower conveying roller, an upper cloth pressing wheel and a lower cloth pressing wheel, and is positioned on the left side of the rack; the blanking device comprises a winding roller and is positioned on the right side of the rack, and the UV curing device is characterized by comprising a curing box and a lamp assembly capable of moving up and down; the curing box is provided with a feed inlet and a discharge outlet; the lamp assembly is mounted inside the curing oven.

According to another embodiment of the invention, the feed inlet and the discharge outlet are arranged in the middle of the side wall of the curing box; the lamp assembly comprises a plurality of UV lamp tubes and UVLED lamp assemblies; the upper part of the curing box and the lower part of the curing box are respectively provided with a lamp assembly, and the lamp assembly emits light towards the inside of the curing box.

According to another specific embodiment of the invention, the emptying device further comprises an upper transfer wheel, a lower transfer wheel, a coating plate, an adjusting mechanism and a micrometer; the tail end of the coating plate is abutted between the upper cloth pressing wheel and the lower cloth pressing wheel; go up the change-over wheel and be located and carry the roller and go up between the compress wheel, change-over wheel is located down the transfer roller and changes down between the compress wheel down, goes up the change-over wheel and changes the tension that increases the film with change-over wheel down for the device integral operation is more stable.

According to another embodiment of the invention, the blanking device comprises a first transfer wheel and a second transfer wheel which are positioned between the discharge port and the winding roller, and the tension is improved through the plurality of transfer wheels, so that the winding roller can conveniently collect the cured film into the winding roller.

According to another embodiment of the invention, the lower part of the frame is provided with a drawer for placing tools.

According to another embodiment of the invention, the bottom of the frame is provided with pulleys for facilitating movement.

The single films are respectively arranged on the upper conveying roller and the lower conveying roller, the film of the upper conveying roller is conveyed below the upper cloth pressing wheel through the upper transfer wheel, the film of the lower conveying roller is conveyed above the lower cloth pressing wheel through the lower transfer wheel, the adjusting mechanism can adjust the gap between the upper cloth pressing wheel and the lower cloth pressing wheel, the size of the gap between the upper cloth pressing wheel and the lower cloth pressing wheel can be known through a micrometer, and the low-speed normal operation of the device is ensured; pouring pigment on the coating plate, and driving the pigment to enter between the two films through the selective loading of the upper pressing wheel and the lower pressing wheel to finish the primary coloring of the films; the film enters the UV curing device through the feed inlet, the film passes through the middle of the lamp assembly, the pigment between the two films can be cured by the UV lamp tube, and the energy can be improved by the light emitted by the UVLED lamp assembly, so that the curing is accelerated; the solidified film enters a discharging device through a discharging hole, and the film is transmitted to a winding roller through a first transfer wheel and a second transfer wheel; the plurality of transfer wheels improve the film tension and the curing effect at the same time.

In the utility model, the UV curing device is provided with the lamp assembly which can move up and down, and the energy of the cold light source is controlled by adjusting the distance between the lamp assembly and the processed film, thereby achieving different curing effects; the combination of the UV lamp tube and the UVLED lamp assembly is adopted in the lamp assembly, so that the curing energy is increased, and the curing efficiency is improved; the drawer design is simple, elegant and practical, and the equipment is more beautiful on the whole.

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

Drawings

Fig. 1 is a schematic diagram of the overall structure of a UV oxygen-free curing two-roll extrusion coater.

Detailed Description

The embodiment provides a UV anaerobic curing two-roller extrusion coating machine, which comprises a rack 1, a discharging device 2, a UV curing device 3 and a blanking device 4, as shown in figure 1; the feeding device 2 is positioned on the left side of the rack 1, the UV curing device 3 is positioned in the middle of the rack, and the discharging device 4 is positioned on the right side of the rack 1; the emptying device 2 comprises an upper conveying roller 21, a lower conveying roller 22, an upper cloth pressing wheel 23, a lower cloth pressing wheel 24, an upper transfer wheel 25, a lower transfer wheel 26, an adjusting mechanism, a coating plate 27 and a micrometer 28, wherein the upper transfer wheel 25 is positioned between the upper conveying roller 21 and the upper cloth pressing wheel 23, the lower transfer wheel 26 is positioned between the lower conveying roller 22 and the lower cloth pressing wheel 24, a film 5 of the upper conveying roller 21 is conveyed below the upper cloth pressing wheel 23 through the upper transfer wheel 25, the film 5 of the lower conveying roller 22 is conveyed above the lower cloth pressing wheel 24 through the lower transfer wheel 26, and the upper transfer wheel 25 and the lower transfer wheel 26 increase the tension of the film 5, so that the whole operation of the device is more stable; the tail end of the coating plate 27 is abutted between the upper cloth pressing wheel 23 and the lower cloth pressing wheel 24; the blanking device 4 comprises a winding roller 41, a first transfer wheel 42, a second transfer wheel 43, a clutch and a motor, and the tension is improved through the plurality of transfer wheels, so that the winding roller 41 can conveniently collect the cured film 5 into the winding roller 41; the motor and the clutch are used for controlling the starting and speed regulating effects of the winding roller 41, and the speed of the winding roller is generally 1m/min to 10 m/min; the UV curing device 3 comprises a curing box 31, a lamp assembly 32 capable of moving up and down, a ball screw for controlling the lamp assembly 32 to move up and down and a stepping motor; the curing box 31 is provided with a feeding hole 311 and a discharging hole 312, and the first transfer wheel 42 and the second transfer wheel 43 are positioned between the discharging hole 312 and the winding roller 41; the upper and lower parts of the curing box are respectively provided with a ball screw and a stepping motor for controlling the ascending and descending of the lamp assembly 32, thereby adjusting the distance between the cold light source and the film for processing; a drawer 11 for placing tools is arranged at the lower part of the frame 1, and a pulley 12 convenient to move is arranged at the bottom of the frame 1; the drawer 11 is simple, elegant and practical in design, so that the equipment is more attractive on the whole.

The feed inlet 311 and the discharge outlet 312 are arranged in the middle of the side wall of the curing box 31; the lamp assembly 32 is arranged in the curing box, the whole curing box is distributed with an upper row of lamp assemblies 32 and a lower row of lamp assemblies 32 which are respectively positioned at the upper part and the lower part of the curing box, and the lamp assemblies 32 emit light towards the inside of the curing box; the lamp assembly 32 includes 30

UV light tubes

321 and 4 UV led lamp assemblies 322.

In the present embodiment, the UV curing apparatus 3 is provided with a lamp assembly 32 which can move up and down, and the energy of the cold light source is controlled by adjusting the distance between the lamp assembly 32 and the processed film 5, thereby achieving different curing effects; the combination of the UV lamp tube 321 and the UVLED lamp assembly 322 is adopted in the lamp assembly, so that the curing energy is increased, and the curing efficiency is improved.

The upper conveying roller 21 and the lower conveying roller 22 are respectively provided with a single film 5, the film 5 of the upper conveying roller 21 is conveyed below the upper cloth pressing wheel 23 through the upper transfer wheel 25, the film 5 of the lower conveying roller 22 is conveyed above the lower cloth pressing wheel 24 through the lower transfer wheel 26, the adjusting mechanism can adjust the gap between the upper cloth pressing wheel 23 and the lower cloth pressing wheel 24, the size of the gap between the upper cloth pressing wheel 23 and the lower cloth pressing wheel 24 can be known through the micrometer 28, and the low-speed normal operation of the device is ensured; pigment is poured into the coating plate 27, and the pigment enters between the two films 5 through the selective loading drive of the upper pressing wheel and the lower pressing wheel, so that the primary coloring of the films 5 is completed; the film 5 enters the UV curing device 3 through the feed inlet 311, the film 5 passes through the middle of the lamp assembly 32, the UV lamp tube 321 can cure the pigment between the two films 5, and the light emitted by the UVLED lamp assembly 322 can improve the energy and accelerate the curing; the solidified film 5 enters the blanking device 4 through the discharge port 312, and the film 5 is conveyed to the winding roller 41 through the first transfer wheel 42 and the second transfer wheel 43; the plurality of transfer wheels increases the tension of the film 5 while improving the curing effect.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the scope of the invention. It will be appreciated by those skilled in the art that changes may be made without departing from the scope of the invention, and it is intended that all matter contained in the above description or shown in the accompanying drawings shall be interpreted as illustrative and not in a limiting sense.

Claims

1. A UV anaerobic curing two-roller extrusion coating machine comprises a rack, a feeding device, a UV curing device and a blanking device; the feeding device comprises an upper conveying roller, a lower conveying roller, an upper cloth pressing wheel and a lower cloth pressing wheel, and is positioned on the left side of the rack; the blanking device comprises a winding roller and is positioned on the right side of the rack, and the UV curing device is characterized by comprising a curing box and a lamp assembly capable of moving up and down; the curing box is provided with a feeding hole and a discharging hole; the lamp assembly is mounted inside the curing oven.

2. The UV anaerobic curing two-roll extrusion coater according to claim 1, wherein the feed inlet and the discharge outlet are arranged in the middle of the side wall of the curing box; the lamp assembly comprises a plurality of UV lamp tubes and UVLED lamp assemblies; the lamp assembly is installed on the upper portion of the curing box and the lower portion of the curing box respectively, and the lamp assembly emits light towards the inside of the curing box.

3. The UV anaerobic curing two-roll extrusion coater according to claim 1, wherein the discharge device further comprises an upper transfer wheel, a lower transfer wheel, a coating plate, an adjusting mechanism and a micrometer; the tail end of the coating plate is abutted between the upper cloth pressing wheel and the lower cloth pressing wheel; the upper transfer wheel is positioned between the upper conveying roller and the upper cloth pressing wheel, and the lower transfer wheel is positioned between the lower conveying roller and the lower cloth pressing wheel.

4. The UV oxygen-free curing two-roll extrusion coater according to claim 1, wherein the blanking device comprises a first transfer wheel and a second transfer wheel which are positioned between the discharge port and the wind-up roll.

5. The UV anaerobic curing two-roll extrusion coater according to claim 1, wherein a drawer for placing tools is provided at the lower part of the frame.

6. The UV anaerobic curing two-roll extrusion coater according to claim 1, wherein the bottom of the frame is provided with pulleys for easy movement.