CN-121988488-A - Water treatment membrane production equipment and production line thereof

Abstract

The invention relates to the technical field of water treatment film production, in particular to water treatment film production equipment and a production line thereof, wherein the water treatment film production equipment comprises an unreeling device for supplying a base film to be coated, a first coating device, a transfer device, a second coating device and a curing device, wherein the first coating device is arranged outside the unreeling device, a pre-curing reaction box body and a rinsing box body are respectively arranged outside the first coating device, the first coating device comprises a dip-coating box body and a slit coating mechanism, the curing device comprises a drying box body and a curing box body, one end of the drying box body is aligned with one end of the curing box body, the second coating device is arranged between the drying box body and the curing box body, a transfer device is arranged between the first coating device and the second coating device, and the drying box body is arranged outside the transfer device, so that continuous and automatic production can be effectively realized, and the problems of scattered procedures, complicated operation, single coating mode and unstable coating quality of traditional equipment can be solved.

Inventors

• HU LEI
• GE ZHIXIAN
• HU WEI

Assignees

• 广东新诺兰智能装备有限公司

Dates

Publication Date

20260508

Application Date

20260331

Claims (10)

1. 1. A water treatment membrane production apparatus, comprising: An unreeling device for supplying a base film to be coated, a first coating device, a second coating device, and a curing device; The first coating device is arranged outside the unreeling device, a pre-fixed reaction box body and a rinsing box body are respectively arranged outside the first coating device, a film inlet and a film outlet are respectively arranged at two ends of the pre-fixed reaction box body, the first coating device comprises a dip-coating box body and a slit coating mechanism, the slit coating mechanism is positioned right above the dip-coating box body, the slit coating mechanism is arranged close to the film inlet, and the rinsing box body is arranged close to the film outlet; The curing device comprises a drying box body and a curing box body, one end of the drying box body is aligned with one end of the curing box body, the second coating device is arranged between the drying box body and the curing box body and is used for coating the other surface of a base film, a transfer device is arranged between the first coating device and the second coating device, the drying box body is arranged outside the transfer device, the transfer device comprises an installation vertical plate, a winding roller and an unwinding roller are respectively arranged on the installation vertical plate, a turn-over bottom roller is arranged between the winding roller and the unwinding roller, the winding roller is arranged outside the first coating device, and the unwinding roller is arranged outside the drying box body.
2. 2. The water treatment film production device according to claim 1, wherein the outer parts of the winding rotating roller and the unwinding rotating roller are respectively provided with a film cutting mechanism, the film cutting mechanism comprises a bearing plate and a film cutting inclined plate, the film cutting inclined plate is fixedly arranged on the bearing plate, the bearing plate is respectively provided with a positioning cylinder and a movable guide roller, two ends of the movable guide roller are hinged on the bearing plate through a transmission piece, a cutter for cutting films is arranged on the outer part of the film cutting inclined plate, the cutting surface of the cutter faces the movable guide roller, the power output end of the positioning cylinder is in transmission connection with the transmission piece, and the positioning cylinder is used for controlling the movable range of the movable guide roller.
3. 3. The water treatment film production device according to claim 1, wherein an opening is formed in the top of the dip-coating box body, a film guide roller set and a liquid outlet pipe set are respectively arranged in the inner cavity of the dip-coating box body, the liquid outlet pipe set comprises a plurality of liquid outlet pipes which are mutually communicated, the liquid outlet pipes are uniformly distributed in the inner cavity of the dip-coating box body, the film guide roller set comprises a film guide top roller and a film guide bottom roller, the film guide bottom roller is rotatably arranged at the bottom of the inner cavity of the dip-coating box body, and the film guide top roller is rotatably arranged at the top of the dip-coating box body.
4. 4. The water treatment film production device according to claim 1, wherein the structure of the second coating device is the same as that of the slit coating mechanism, the slit coating mechanism comprises a supporting vertical plate and a movable transverse plate, a rotating roller piece is rotatably arranged on the supporting vertical plate, a lifting transverse plate is movably arranged right above the rotating roller piece, a liquid coating scraper is movably arranged outside the lifting transverse plate, one end of the movable transverse plate is slidably arranged outside the supporting vertical plate, the movable transverse plate is located under the lifting transverse plate, a through hole for the liquid coating scraper to extend out is formed in the movable transverse plate, and a liquid outlet of the liquid coating scraper faces to the top of the rotating roller piece.
5. 5. The water treatment membrane production device according to claim 4, wherein a pushing cylinder and a lifting cylinder are arranged on the supporting vertical plate, a power output end of the lifting cylinder is fixedly connected with the bottom of the lifting transverse plate, the lifting cylinder is used for controlling the lifting height of the lifting transverse plate, a power output end of the pushing cylinder is fixedly connected with the bottom of the moving transverse plate, and the pushing cylinder is used for controlling the moving distance of the moving transverse plate.
6. 6. The water treatment film production device according to claim 1, wherein a plurality of film conveying roller pieces are rotatably arranged in the pre-fixing reaction box body, the film conveying roller pieces are uniformly distributed in the pre-fixing reaction box body, a heating flat plate is arranged in the pre-fixing reaction box body, the tops of the film conveying roller pieces are level and form a film conveying plane for conveying films, and the heating surface of the heating flat plate faces the film conveying plane.
7. 7. The water treatment film production device according to claim 1, wherein the unreeling device comprises a film supply roller set and a fixed vertical plate, the film supply roller set is rotatably arranged on the fixed vertical plate, the film supply roller set comprises a first film supply roller and a second film supply roller, and the rotation directions of the first film supply roller and the second film supply roller are consistent.
8. 8. The water treatment membrane production device according to claim 7, wherein an unreeling traction mechanism is further arranged outside the fixed vertical plate, the unreeling traction mechanism comprises a fixed rotary roller and a supporting plate, the fixed rotary roller is rotatably arranged on the supporting plate, an installation plate and a telescopic cylinder are further arranged outside the supporting plate respectively, one end of the installation plate is hinged on the supporting plate, the other end of the installation plate is rotatably provided with a lifting roller, the lifting roller is located at the top of the fixed rotary roller, a power output end of the telescopic cylinder is fixedly connected with the bottom of the other end of the installation plate, and the telescopic cylinder is used for controlling the moving range of the installation plate.
9. 9. The water treatment film production device according to claim 1, wherein a plurality of hot air outlets are uniformly distributed in the drying box body and the curing box body, hot air pipelines for supplying hot air are arranged outside the drying box body and the curing box body, and air outlet ends of the hot air pipelines are communicated with the plurality of hot air outlets one by one.
10. 10. A water treatment film production line, characterized by comprising the water treatment film production apparatus as claimed in any one of claims 1 to 9, and a winding device; The winding device is arranged close to the other end of the curing box body, and a winding traction mechanism is arranged outside the winding device and used for traction of the finished film output by the curing box body.

Description

Water treatment membrane production equipment and production line thereof Technical Field The invention relates to the technical field of water treatment film production, in particular to water treatment film production equipment and a production line thereof. Background The water treatment membrane is used as a core consumable material in the water treatment industry, and the requirements of a coating process, coating precision and post-treatment effect are obviously different due to application scene differences of membrane materials of different varieties such as a microfiltration membrane, an ultrafiltration membrane, a nanofiltration membrane, a reverse osmosis membrane and the like. At present, coating production equipment for water treatment films in the industry generally adopts a single-process specialized and process segmented basic design mode, although some technicians carry out local improvement on single defects of the existing equipment, no systematic solution is formed, special equipment for adapting production of multiple-product film materials and realizing full-process integrated continuous processing does not appear, and a plurality of pain points such as high equipment investment cost, low production efficiency, large product loss, poor quality stability and the like still exist in the production link of the water treatment films, so that the production requirement of industrial scale and flexibility cannot be met. The existing water treatment film coating process needs to be subjected to single-sided coating or double-sided coating according to production process requirements, the existing coating equipment mostly adopts a distributed type, all working procedure mechanisms are mutually independent, in the production process, after the front working procedure mechanism finishes processing, the front working procedure mechanism needs to be manually carried and put into the rear working procedure mechanism, the process needs to be repeatedly positioned, shutdown operation needs to be carried out, production efficiency is affected, the existing water treatment film coating equipment cannot be suitable for continuous production, the coating mode of the existing water treatment film coating equipment is single, multi-process coating mode production cannot be realized, manual turn-over is needed in the process of double-sided coating of a base film, and the other surface of the base film can be coated only after the front end coating device is in an empty state again, so that production quality and production efficiency are affected. Therefore, how to realize automatic continuous production of water treatment membranes is a technical problem that needs to be solved by the current technicians. Disclosure of Invention The invention aims to provide water treatment film production equipment and a production line thereof, so as to solve the problems in the background technology. In order to achieve the above purpose, the invention provides a water treatment film production device, comprising: An unreeling device for supplying a base film to be coated, a first coating device, a second coating device, and a curing device; The first coating device is arranged outside the unreeling device, a pre-fixed reaction box body and a rinsing box body are respectively arranged outside the first coating device, a film inlet and a film outlet are respectively arranged at two ends of the pre-fixed reaction box body, the first coating device comprises a dip-coating box body and a slit coating mechanism, the slit coating mechanism is positioned right above the dip-coating box body, the slit coating mechanism is arranged close to the film inlet, and the rinsing box body is arranged close to the film outlet; The curing device comprises a drying box body and a curing box body, one end of the drying box body is aligned with one end of the curing box body, the second coating device is arranged between the drying box body and the curing box body, the second coating device is used for coating the other surface of a base film, a transfer device is arranged between the first coating device and the second coating device, the drying box body is arranged outside the transfer device, the transfer device comprises an installation vertical plate, a winding roller and an unwinding roller are respectively arranged on the installation vertical plate, a turn-over bottom roller is arranged between the winding roller and the unwinding roller, the winding roller is arranged outside the drying box body, and the unwinding roller is arranged outside the drying box body. Preferably, the outside of this rolling commentaries on classics roller and unreeling commentaries on classics roller all is provided with cuts membrane mechanism, should cut membrane mechanism including bearing plate and cutting the membrane swash plate, should cut the membrane swash plate and fixedly establish on this bearing plate, and be provided with position-adjusting