CN214056124U

CN214056124U - Coating curtain coating film production line

Info

Publication number: CN214056124U
Application number: CN202023065321.XU
Authority: CN
Inventors: 何海潮; 刘红彬
Original assignee: Suzhou Jwell Film Membrane Intelligent Equipment Co ltd
Current assignee: Suzhou Jwell Film Membrane Intelligent Equipment Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-08-27
Anticipated expiration: 2030-12-18

Abstract

The utility model discloses a coating cast film production line, which comprises a frame, a coating die erected on the frame, the front of the coating die is also connected with a raw material melting device and a liquid pipeline conveying device, the liquid pipeline conveying device comprises a liquid conveying pump connected with the coating die, a conveying steel belt butted with the coating die is arranged behind the coating die, a main driving roller device and a driven roller transmission device which drive the conveying steel belt to flow in the oven curing device, a stripping device which is positioned at the downstream of the driven roller transmission device and is used for stripping the film from the conveying steel belt, and a thickness gauge for measuring the thickness of the film, a longitudinal edge cutting device for cutting off two side edges of the film, a winding machine for winding the produced film, the structure that sets up like this lets whole production process set up in an organic whole and accomplishes, can not only improve production efficiency but also can save relative cost.

Description

Coating curtain coating film production line

Technical Field

The utility model relates to a film production facility technical field, concretely relates to coating curtain coating film production line.

Background

The production line of the water-based film is an important branch industry of the plastic industry, wherein the PVA film product belongs to green and environment-friendly materials. PVA Biological Oxygen Demand (BOD) measured by related departments is much less than starch, the application fields are very wide, and at present, the main application field 1, the packaging of measurable products used in water: packaging for products used in water, such as pesticides, pigments, dyes, detergents, etc.; 2. washing and packaging: high temperature water soluble PVA film packaging bags for use in hospitals for packaging soiled items and garments; 3. clothing packaging: the PVA film has no static electricity, and has better transparency and glossiness than other films; 4. flexographic printing (water transfer) can be transferred to a curved surface after printing on the film. Along with the increasing requirements of society on environmental protection, the application of the PVA water-based film can be extended to more fields, at present, China is developing towards the direction of being beneficial to energy conservation, low toxicity, environmental protection and waste utilization, along with the vigorous promotion of the national measures of energy conservation, emission reduction and environmental protection policies, the ecological environment protection consciousness of common consumers is gradually improved, the green packaging and green environmental protection cognition is higher and higher, the application range of the green packaging with energy conservation, environmental protection and excellent performance is wider and wider, at present, most domestic water-based film production lines are backward in process and low in production efficiency, and are not suitable for the market demands of high yield and low energy consumption, so that a novel film production line is needed to meet the requirements of continuously expanding the domestic market share and the demands of mass manufacturers.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model aims at providing a coating curtain coating film production line that can satisfy market demands now.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme: a coating casting film production line comprises a rack, a coating die erected on the rack and a conveying steel belt butted with the coating die, wherein the conveying steel belt is arranged in an oven curing device, and the coating casting film production line further comprises: the main driving roller device and the driven roller transmission device are used for driving the conveying steel belt to flow in the oven curing device; a stripping device located downstream of the driven roller conveying device and used for stripping the film from the conveying steel belt; the thickness gauge is used for measuring the thickness of the film; the longitudinal edge cutting device is used for cutting off two side edges of the film; and the winding machine is used for winding the produced film.

In the above technical solution, preferably, the coating die is supported on the frame by a multi-directional adjustment die, a raw material melting device and a liquid pipeline conveying device are further disposed in front of the coating die, and the liquid pipeline conveying device includes a liquid conveying pump connected to the coating die.

In the above technical scheme, preferably, the oven curing device includes five ovens layered up and down and a cooling area, the five ovens are a first oven, a second oven, a third oven, a fourth oven and a fifth oven, the five ovens include respective fans and hot blast stoves, and the temperature of each oven can be independently controlled.

In the above technical solution, preferably, a pair of deviation correcting devices is further disposed behind the main driving roller device and in front of the driven roller conveying device.

Among the above-mentioned technical scheme, preferred, main drive roller device include the initiative roller, the initiative roller is connected with gear motor, driven roller transmission device include driven roller and hydro-cylinder, driven roller pass through hydro-cylinder control can slide from beginning to end.

In the above technical solution, preferably, the conveying steel belt is tensioned on the driving roller and the driven roller.

In the above technical scheme, preferably, the winding machine is a double-station full-automatic winding machine, the longitudinal trimming device is provided with a cutter capable of sliding back and forth, the stripping device is provided with a stripping roller, and the stripping roller is connected with a stripping speed reduction motor.

In the above technical solution, preferably, the coating cast film production line further includes a control device, and the coating die, the steel conveying belt, the main driving roller device, the driven roller conveying device, the oven curing device, the peeling device, the thickness gauge, the longitudinal edge cutting device, and the winding machine are respectively in signal connection with the control device.

The utility model discloses a coating curtain coating film production line, including the equipment of all needs of the raw materials melting of the foremost of production coating curtain coating film to the film rolling machine of rearmost end, let whole production process assemble in a production line and accomplish, can not only improve production efficiency and can also save relative cost.

Drawings

FIG. 1 is a side view of the production line of the present invention;

FIG. 2 is an enlarged view of FIG. 1A;

FIG. 3 is an enlarged view at FIG. 1B;

FIG. 4 is a production flow diagram of the present invention;

wherein: 1. coating a die; 11. adjusting the die in multiple directions; 2. a conveying steel belt 21, a main driving roller device; 210. an active roller; 22. A driven roller transmission device; 220. a driven roller; 23. a deviation correcting device; 3. an oven curing device; 31. a first oven; 32. a second oven; 33. a third oven; 34. a fourth oven; 35. a fifth oven; 36. a cooling zone; 4. a peeling device; 40. a peeling roller; 5. a thickness gauge;

6. a longitudinal trimming device; 60. a cutter; 7. a tractor; 8. a winder 9 and a frame.

Detailed Description

For the purpose of explaining the technical content, the structural features, the achieved objects and the effects of the present invention in detail, the following description will be made in conjunction with the embodiments and the accompanying drawings, wherein "front", "back", "up" and "down" in the present specification correspond to the respective positional relationships shown in fig. 1.

Fig. 1-3 show, the utility model discloses a coating curtain coating film production line, it is including frame 9, the diversified mould 11 of adjusting on frame 9 on the frame, is connected with coating die 1 on this mould, has raw materials melting device (not shown) and liquid pipeline conveyor (not shown) at coating die 1 front end, and liquid pipeline conveyor (not shown) is connected with coating die 1 including carrying liquid pump (not shown).

The lower side of the coating die 1 is provided with a conveying steel belt 2 which is driven forwards and backwards, the conveying steel belt 2 is arranged in an oven curing device 3, a main driving roller device 21 for driving the conveying steel belt 2 is arranged on the front side of the oven curing device 3, and a driven roller transmission device 22 for driving the conveying steel belt 2 is arranged on the rear side of the oven curing device 3. The oven curing device 3 comprises five ovens and a cooling area 36 which are arranged in an upper-lower layered manner, the five ovens are a first oven 31, a second oven 32, a third oven 33, a fourth oven 34 and a fifth oven 35, each oven is independently temperature-controlled and comprises a fan (not shown) and a hot blast stove (not shown), a hot air source in the oven curing device 3 blows the hot blast stove (not shown) through the fan (not shown), cold air is heated through the hot blast stove (not shown) to be hot air, return air in the ovens enters the hot blast stove (not shown), recycling can be achieved, energy can be saved while the heat source is saved.

The main driving roller device 21 has a driving roller 210 and a speed reducing motor (not shown), the driven roller transmission device 22 has a driven roller 220 and an oil cylinder (not shown), the conveying steel belt 2 is connected to the driving roller 210 and the driven roller 220 in a front-back manner, the conveying steel belt 2 rotates from the driving roller 210 in front to the first oven 31, the second oven 32 and the third oven 33 in the upper layer to the driven roller 220 in the rear layer in sequence, then to the fourth oven 34, the fifth oven 35 and the cooling area 36 in the lower layer, and then returns to the driving roller 210 to form a closed-loop transmission, the speed of the conveying steel belt 2 is controlled by the speed reducing motor (not shown), and the driven roller 220 can slide back and forth by the control of the oil cylinder (not shown) so as to adjust the tension of the conveying steel belt 2. A pair of deviation correcting devices 23 are provided behind the main driving roller device 21 and in front of the driven roller conveying device 22, and convey and correct the conveying steel belt 2 which is driven in the front-back direction.

A peeling device 4 for receiving the film conveyed from the conveying steel belt 2 and peeling the film from the conveying steel belt 2 is further arranged at the front side of the main driving roller device 21, the peeling device 4 is provided with a peeling roller 40 positioned at the front lower side of the conveying steel belt 2, and a peeling speed reducing motor (not shown) is connected with the peeling roller 40 for controlling the peeling speed.

A thickness gauge 5 for measuring the thickness of the film is arranged at the front side of the peeling device 4, a longitudinal edge cutting device 6 for cutting off two side edges of the film is also connected at the front side of the thickness gauge 5, and the longitudinal edge cutting device 6 is provided with a cutter 60 capable of sliding back and forth to cut edges of the film. A tractor 7 for dragging the film to a winding machine 8 is arranged on the front side of the longitudinal edge cutting device 6, the winding machine 8 positioned on the front side of the tractor 7 is a double-station full-automatic winding machine, and all devices in the production process of the production line from the front end to the rear end are respectively in signal connection with a control device (not shown).

As shown in fig. 4, the production flow of the coating cast film production line of the present invention generally comprises heating the raw material to a molten state in a raw material melting device (not shown), delivering the liquid to a liquid delivery pump (not shown) through a liquid pipeline delivery device (not shown), driving the liquid into the coating die 1 through the liquid delivery pump (not shown), making the molten material flowing out from the coating die 1 come onto the lower steel delivery belt 2, bringing the molten film into the oven curing device 3 through the steel delivery belt 2, curing and diluting the moisture of the film through the first oven 31, the second oven 32, the third oven 33, the fourth oven 34, the fifth oven 35 and the cooling zone 36, making the water film convert into a dry film, separating the film from the steel delivery belt 2 through the peeling roller 40 of the peeling device 4 for film peeling, subsequently measuring the thickness of the film through the thickness measuring instrument 5, then the film comes to a longitudinal edge cutting device 6, the thick edges on the two sides of the formed film are trimmed through a sliding cutter, and then the film comes to a tractor 7, and the film is conveyed to a winding machine 8 by the tractor 7 to be wound and packaged. The equipment is provided with the devices in a sequential connection manner from front to back according to the production process sequence of the coating cast film, so that the film is integrally produced, the production efficiency can be improved, and the relative cost can be saved.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. A coating cast film production line comprising a frame (9), characterized in that: erect coating mould (1) on frame (9), with conveying steel band (2) of coating mould (1) butt joint, conveying steel band (2) set up in oven solidification equipment (3), coating curtain coating film production line still include:

a main driving roller device (21) and a driven roller transmission device (22) for driving the conveying steel belt (2) to flow in the oven curing device (3);

a stripping device (4) located downstream of the driven roller conveyor (22) for stripping the film from the transport steel strip (2);

the thickness gauge (5) is used for measuring the thickness of the thin film;

the longitudinal edge cutting device (6) is used for cutting off two side edges of the film;

and the winding machine (8) is used for winding the produced film.

2. A coating cast film production line according to claim 1, characterized in that said coating die (1) is supported on said frame (9) by a multi-orientation adjusting die (11), a raw material melting device and a liquid pipe conveying device are further provided in front of said coating die (1), said liquid pipe conveying device includes a liquid conveying pump connected to said coating die (1).

3. A coating casting film production line according to claim 1, characterized in that said oven curing device (3) comprises five ovens layered up and down and a cooling zone (36), said five ovens being a first oven (31), a second oven (32), a third oven (33), a fourth oven (34) and a fifth oven (35), said five ovens all comprising respective fans and hot air ovens, the temperature of each oven being independently controllable.

4. A coating cast film line according to claim 1, characterized in that a pair of deviation rectifying devices (23) are further provided behind said main driving roller device (21) and in front of said driven roller conveying device (22).

5. A coating cast film production line according to claim 1, characterized in that said main driving roller means (21) comprises a driving roll (210), said driving roll (210) is connected with a speed reduction motor, said driven roll conveying means (22) comprises a driven roll (220) and an oil cylinder, said driven roll (220) is controlled by said oil cylinder to be capable of sliding back and forth.

6. A coating cast film line according to claim 5, characterized in that said steel transporting belt (2) is tensioned on said driving drum (210) and driven drum (220).

7. A coating cast film production line according to claim 1, characterized in that said winder (8) is a double-station fully automatic winder, said longitudinal trimming device (6) has a cutter (60) capable of sliding back and forth, said peeling device (4) has a peeling roller (40), said peeling roller (40) is connected with a peeling deceleration motor.

8. A coating cast film production line according to claim 1, further comprising a control device to which said coating die (1), said steel conveying belt (2), said main driving roller device (21), said driven roller conveying device (22), said oven curing device (3), said peeling device (4), said thickness gauge (5), said longitudinal edge slitting device (6) and said winder (8) are respectively connected by signals.