CN216782606U

CN216782606U - Film coating device

Info

Publication number: CN216782606U
Application number: CN202122678287.1U
Authority: CN
Inventors: 钱东生; 钱宸茜
Original assignee: Jiangyin Runxuan Paper Industry Co ltd
Current assignee: Jiangyin Runxuan Paper Industry Co ltd
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-06-21
Anticipated expiration: 2031-11-04

Abstract

The utility model discloses a film laminating device which comprises a rack, a screw extruder arranged on the rack, and a die head with a downward discharge port and fixedly connected with the screw extruder, wherein the output end of the screw extruder is communicated with a feed port of the die head, the input end of the screw extruder is connected with a feeding device, the length direction of the screw extruder is vertical to the length direction of the die head, and the screw extruder is arranged in a sliding manner along the length direction parallel to the die head and is connected with a translation component for driving the screw extruder to slide. This drench membrane device and setting up direction and moving direction through the adjusting screw extruder make it perpendicular with the die head, reduce the shared space of equipment operation, reduce and drench the membrane cost, reserve unnecessary space for the workshop in order to make things convenient for workman's activity to reduce area, conveniently clear up ground.

Description

Film coating device

Technical Field

The utility model relates to the technical field of laminating, in particular to a laminating device.

Background

The laminating machine is also called as an extrusion compounding machine and an extrusion casting machine, is one of extrusion forming machines, has the advantages of high automation degree, simple and convenient operation, high production speed, uniform coating thickness and the like, and is mainly used for replacing dry compounding and hot melt adhesive coating compounding.

When the laminating machine operates, plastic particles are plasticized by a screw and then linearly extruded from a flat die head die orifice, and the plastic particles are attached to the surfaces of flexible base materials such as paper or films after being stretched, cooled, shaped and pressed to synthesize the composite material which has the barrier property and the heat sealing property of a plastic film layer, and the toughness and the functional characteristics of the base materials. After the equipment stops running, the die head needs to be cleaned regularly, waste materials inside the die head are extruded, and the die head needs to be moved away in general in order to prevent the extruded waste materials from falling on other equipment in the cleaning process and increase the cleaning burden of workers; but because among the prior art the distribution direction of die head and screw extruder parallel with the length direction of the two usually, both total lengths are 7 ~ 9m, and the die head moving direction is unanimous with its length direction, need occupy a large amount of spaces in workshop when leading to the film coating machine to remove the die head, increase cost to influence workman's activity, all kinds of impurity in the production environment get into the bottom of film coating device easily in addition, are difficult for clearing up ground.

Therefore, there is a need for an improved lamination device in the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provide the film spraying device which reduces the occupied space, facilitates the movement of workers and cleans the ground.

In order to solve the technical problems, the utility model provides a film laminating device which comprises a rack, a screw extruder arranged on the rack, and a die head with a downward discharge hole and fixedly connected with the screw extruder, wherein the output end of the screw extruder is communicated with the feed hole of the die head, the input end of the screw extruder is connected with a feeding device, the length direction of the screw extruder is vertical to the length direction of the die head, and the screw extruder is arranged in a sliding manner along the length direction parallel to the die head and is connected with a translation assembly for driving the screw extruder to slide.

Preferably, in order to realize the translation of the screw extruder, the translation assembly comprises a translation motor connected with the screw extruder, the output end of the translation motor is connected with a gear by a coaxial axis, the rack is provided with a rack, and the gear is meshed with the rack.

Preferably, in order to ensure the smooth movement of the screw extruder, a guide unit is arranged between the screw extruder and the rack, and the guide unit comprises a sliding piece and a sliding rail which are in sliding fit.

Preferably, in order to improve the quality of the film material at the discharge port of the die head and avoid impurities from being blocked at the discharge port of the die head to influence the film coating effect, a filtering device is arranged between the screw extruder and the die head.

Preferably, in order to guarantee the long-term stable and reliable filtering effect of the filtering device, the filtering device comprises a filtering plate and a filtering screen detachably arranged on the inner side of the outer surface of the filtering plate, two side surfaces of the filtering plate are respectively connected with the input end of the screw extruder and the feeding port of the die head in a sealing manner, and the filtering plate slides along the direction parallel to the surface of the filtering plate and is connected with a moving assembly for driving the filtering plate to slide.

Preferably, in order to realize the detachable connection between the filter screen and the filter plate, one side of the filter plate adjacent to the screw extruder is provided with a mounting hole, the other side of the filter plate is provided with a plurality of material passing holes communicated with the mounting hole, and the mounting hole is matched with the filter screen.

Preferably, in order to ensure the filtering effect, the number of the filter screens is at least two, and the filter screens are closely distributed in the mounting holes along the thickness direction of the filter screens.

Compared with the prior art, the film laminating device has the advantages that the arrangement direction and the moving direction of the screw extruder are adjusted to be perpendicular to the die head, so that the space occupied by equipment operation is reduced, the film laminating cost is reduced, redundant space is reserved for a production workshop to facilitate movement of workers, the occupied area is reduced, and the ground is conveniently cleaned.

Drawings

FIG. 1 is a schematic structural view of example 1;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a top view of FIG. 1;

FIG. 4 is a schematic structural view from another perspective in embodiment 1;

FIG. 5 is a schematic view of the structure of the filter device;

FIG. 6 is an exploded schematic view of FIG. 5;

in the figure: 1. the device comprises a rack, 1a platform, 1b a support, 1c a guardrail, 1d a staircase, 2 a screw extruder, 3 a die head, 4 a feeding device, 5a translation assembly, 5a translation motor, 5b a gear, 5c a rack, 6a guide unit, 6a sliding part, 6b a sliding rail, 7 a filter plate, 7-1 mounting holes, 7-2 material passing holes, 8 a filter screen and 9 a moving assembly.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

Example 1

As shown in fig. 1 to 6, the film laminating device of example 1 includes a frame 1, a screw extruder 2 disposed on the frame 1, and a die head 3 with a discharge port facing downward and fixedly connected to the screw extruder 2; wherein frame 1 includes horizontally platform 1a, and the four corners department below of platform 1a is fixed with pillar 1b, and platform 1a edge top is fixed with guardrail 1c, and one side of platform 1a is provided with 1d with guardrail 1c fixed connection's staircase, makes things convenient for the workman to climb on platform 1a. The output end of the screw extruder 2 is communicated with the feed inlet of the die head 3, and the input end of the screw extruder is connected with a feeding device 4; the length direction of the screw extruder 2 is vertical to the length direction of the die head 3, and the screw extruder 2 is arranged in a sliding mode along the length direction parallel to the die head 3 and is connected with a translation assembly 5 for driving the screw extruder to slide.

In the film laminating device of this embodiment, the material that needs to be used for laminating is conveyed to the screw extruder 2 by the feeding device 4, and is conveyed to the die head 3 through the screw extruder 2, so that the material flows out from the discharge port of the die head 3 to form a film material, and the film laminating work is completed. When the die head 3 needs to be cleaned or other maintenance work is carried out, the translation assembly 5 drives the screw extruder 2 to slide along the direction parallel to the length direction of the die head 3, and the die head 3 is moved to the upper side of a composite double-roller (not shown in the figure) for film coating. Compare in prior art, 2 length direction of screw extruder, 3 length direction of die head and

screw extruder

2 and 3 moving direction of die head, the three direction is unanimous, and this embodiment can reduce the required space that occupies of equipment mobile die head 3 by a wide margin to reduce use cost, and can reserve more convenient production activities in space for workshop staff, and reduced area, conveniently clear up.

As shown in fig. 1, 3 and 4, the translation assembly 5 includes a translation motor 5a fixedly connected to the screw extruder 2, an output end of the translation motor 5a is connected to a gear 5b coaxially, a rack 5c is fixed on the platform 1a of the frame 1, and the gear 5b is engaged with the rack 5 c; a guide unit 6 is arranged between the screw extruder 2 and the frame 1, the guide unit 6 comprises a sliding part 6a and a sliding rail 6b which are in sliding fit, the sliding part 6a is fixed below the screw extruder 2, and the sliding rail 6b is fixed above the platform 1a.

When the positions of the screw extruder 2 and the die head 3 need to be moved, the translation motor 5a is started, the driving gear 5b rotates, and the screw extruder 2 and the die head 3 are moved along the length direction of the die head 3 under the sliding fit action of the sliding piece 6a and the sliding rail 6b in the guide unit 6 due to the meshing of the gear 5b and the rack 5c. In this embodiment, a mechanism formed by combining the translation motor 5a, the gear 5b and the rack 5c is adopted, so that the moving stability of the screw extruder 2 and the die head 3 can be ensured.

As shown in fig. 2, 5 and 6, a filtering device is provided between the screw extruder 2 and the die 3; the filtering device comprises a filtering plate 7 and a filtering screen 8 which is detachably arranged on the inner side of the outer surface of the filtering plate 7, and the surface of the filtering plate 7 is parallel to the length direction of the die head 3 and is horizontally arranged; two side surfaces of the filter plate 7 are respectively connected with the input end of the screw extruder 2 and the feed inlet of the die head 3 in a sealing manner, the filter plate 7 slides along the direction parallel to the plate surface of the filter plate and is connected with a moving assembly 9 for driving the filter plate to slide, the moving assembly 9 comprises an air cylinder, the cylinder barrel of the air cylinder is fixedly connected with the screw extruder 2, and the piston rod is fixedly connected with the filter plate 7; one surface of the filter plate 7 adjacent to the screw extruder 2 is provided with a mounting hole 7-1, the other surface is provided with a plurality of material passing holes 7-2 communicated with the mounting hole 7-1, and the mounting hole 7-1 is matched with the filter screen 8; two filter screens 8 are arranged and are closely distributed in the mounting holes 7-1 along the thickness direction of the filter screen 7.

When a material enters the die head 3 from the screw extruder 2, particle impurities in the material are filtered through the filter screen 8 in the filtering device, and then the material flows into the die head 3 from the material passing holes 7-2 of the filter plate 7, so that the cleanliness of the material extruded from the discharge hole of the die head 3 is ensured, the film coating quality is improved, the possibility of blockage of the discharge hole of the die head 3 is reduced, and the service cycle of the die head 3 is prolonged. After the device is used for a long time, the cylinder in the moving assembly 9 is started to drive the filter plate 7 to move, so that the mounting hole 7-1 of the filter plate 7 moves to the outside, and the rest parts can block the space between the output end of the screw extruder 2 and the feed inlet of the die head 3 to prevent the materials from continuously flowing. After the mounting holes 7-1 of the filter plate 7 are consistent with the outer sides, the filter screen 8 can be directly taken out of the mounting holes 7-1 for replacement, and after a new filter screen 8 is placed into the mounting holes 7-1, the air cylinder pushes the filter plate 7 to return to the initial position, so that the filter screen 8 is positioned between the output end of the screw extruder 2 and the feed inlet of the die head 3, and materials flowing into the die head 3 are filtered and purified. The filter screen 8 is provided with two, realizes double-deck filtration, guarantees the filter effect to the material.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make various improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims

1. The utility model provides a drench membrane device, include frame (1), set up in screw extruder (2) and discharge gate on frame (1) down and with screw extruder (2) fixed connection's die head (3), the output of screw extruder (2) with the feed inlet intercommunication of die head (3), the input is used for connecting feedway (4), its characterized in that:

the length direction of the screw extruder (2) is perpendicular to the length direction of the die head (3), and the screw extruder (2) is arranged in a sliding mode along the length direction parallel to the die head (3) and is connected with a translation assembly (5) for driving the screw extruder to slide.

2. The laminating device according to claim 1, wherein: translation subassembly (5) including with translation motor (5 a) that screw extruder (2) are connected, the output coaxial lead of translation motor (5 a) is connected with gear (5 b), be provided with rack (5 c) on frame (1), gear (5 b) with rack (5 c) meshing.

3. The laminating device according to claim 2, wherein: a guide unit (6) is arranged between the screw extruder (2) and the rack (1), and the guide unit (6) comprises a sliding piece (6 a) and a sliding rail (6 b) which are in sliding fit.

4. The laminating device according to claim 1, wherein: a filtering device is arranged between the screw extruder (2) and the die head (3).

5. The laminating device according to claim 4, wherein: the filter device comprises a filter plate (7) and a filter screen (8) which is detachably arranged on the inner side of the outer surface of the filter plate (7), two side surfaces of the filter plate (7) are respectively connected with the input end of the screw extruder (2) and the feed inlet of the die head (3) in a sealing manner, and the filter plate (7) slides along the direction parallel to the surface of the filter plate and is connected with a moving assembly (9) for driving the filter plate to slide.

6. The laminating device according to claim 5, wherein: one side of the filter plate (7) adjacent to the screw extruder (2) is provided with a mounting hole (7-1), the other side of the filter plate is provided with a plurality of material passing holes (7-2) communicated with the mounting hole (7-1), and the mounting hole (7-1) is matched with the filter screen (8).

7. The laminating device according to claim 6, wherein: the number of the filter screens (8) is at least two, and the filter screens (7) are closely distributed in the mounting holes (7-1) along the thickness direction of the filter screens.