CN111688213B

CN111688213B - Double-welding-edge plastic film production line

Info

Publication number: CN111688213B
Application number: CN202010564766.8A
Authority: CN
Inventors: 陈年福; 陈年银; 陈姜伟; 其他发明人请求不公开姓名
Original assignee: Wenzhou Xintai New Material Co ltd
Current assignee: Wenzhou Xintai New Material Co ltd
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2022-01-14
Anticipated expiration: 2040-06-19
Also published as: CN111688213A

Abstract

The invention discloses a double-welded-edge plastic film production line which comprises a base, an upright post, a first transverse plate and a second transverse plate, wherein four inner corners of the first transverse plate and the second transverse plate are fixedly connected with the base through the upright post, the left side and the right side above the base are provided with a take-up and pay-off roller assembly, the take-up and pay-off roller assembly comprises a first vertical plate, a first rotating shaft, a first material roller, a second material roller, a take-up roller and a second vertical plate, and the upper inner side of the second vertical plate is rotatably connected with the take-up roller through the first rotating shaft. This two welded edge plastic film production lines, structure scientific and reasonable, convenience safe in utilization is provided with motor, first belt, second belt, third belt, second compression roller, wind-up roll, nut, the cooperation between spring and the third compression roller, and the user can start motor and laser welding head simultaneously, guarantees that the surface tension of film when the rolling after the shaping is sufficient, has avoided prior art to appear tension inadequately easily when two welded edge film add man-hour and has leaded to the rolling effect relatively poor.

Description

Double-welding-edge plastic film production line

Technical Field

The invention relates to the technical field of plastic films, in particular to a double-welded-edge plastic film production line.

Background

The plastic film, the film made of polyvinyl chloride, polyethylene, polypropylene, polystyrene and other resins, is used for packing, and is used as a film coating layer, the share of plastic packages and plastic package products on the market is getting bigger and bigger, especially composite plastic flexible packages, and the processing treatment of double welding edges is often needed in the processing process of the plastic film, although the prior art can realize the double-edge welding of the plastic film, the prior art has the problems that the rolling effect is poor because of insufficient tension easily occurring in the processing of the double welding edge film, and meanwhile, the problem that the resistance is inconvenient to install when the film is changed and stretched to the rolling position and passes through a tension component still exists.

Disclosure of Invention

The invention aims to provide a double-welded-edge plastic film production line to solve the problem that the rolling effect is poor due to insufficient tension when double-welded-edge films are processed in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a double-welded-edge plastic film production line comprises a base, stand columns, a first transverse plate and a second transverse plate, wherein four inner corners of the first transverse plate and four inner corners of the second transverse plate are fixedly connected with the base through the stand columns, and retraction roller assemblies are mounted on the left side and the right side above the base;

the winding and unwinding roller assembly comprises a first vertical plate, a first rotating shaft, a first material roller, a second material roller, a winding roller and a second vertical plate;

first riser and second riser rigid coupling respectively are in the upper end left and right sides of base, both sides all rotate with second material roller and first material roller respectively through first pivot about the inside of first riser and link to each other, the inside top of second riser rotates with the wind-up roll through first pivot and links to each other.

Preferably, the first material roller and the second material roller are distributed in an axisymmetrical mode by taking the inner side central position as a reference.

Preferably, the transmission assembly is arranged inside the first transverse plate and the second transverse plate;

the transmission assembly comprises a motor, a first belt pulley, a first press roller, a second rotating shaft, a second belt pulley, a second press roller, a third belt pulley, a first belt and a second belt;

it is a plurality of the inside of first compression roller and second compression roller all rotates with first diaphragm and second diaphragm respectively through the second pivot and links to each other, the left side the equal rigid coupling in outer wall front side of second pivot has the second belt pulley, the inboard of second belt pulley all rotates through the second belt and links to each other, the left side below the equal rigid coupling in output shaft front end of second pivot and motor has first belt pulley, rotate through first belt between the first belt pulley and link to each other, the left side top the equal rigid coupling in front end of the first pivot of second pivot and left end has the third belt pulley, rotate through the third belt between the third belt pulley and link to each other, the motor rigid coupling is in the upper end left side of base.

Preferably, the first pulley and the third pulley have the same radius size.

Preferably, the second belt is in 8-shaped transmission connection.

Preferably, a tension component is mounted below the inner portion of the second vertical plate;

the tension assembly comprises a third compression roller, a third rotating shaft, a third vertical plate, a bottom plate, a guide rail, a spring, a rubber mat, an end cover, a nut and a screw rod;

it is a plurality of the guide rail is both sides around the lower extreme of second riser is inside respectively the rigid coupling, the outer wall clearance fit of guide rail has the bottom plate, the upper end rigid coupling of bottom plate has the third riser, the top of third riser is inside all to rotate with the third compression roller through the third pivot and links to each other, the below left and right sides of bottom plate all is equipped with the spring, the upper and lower both sides of spring are fixed continuous with bottom plate and second riser respectively, the equal rigid coupling in both ends has the screw rod about the bottom plate, the outer wall screw thread of screw rod links to each other there is the nut, the inboard rigid coupling of nut has the cushion, the cushion closely laminates with the second riser, the equal rigid coupling in the outside of screw rod has the end cover.

Preferably, a sliding structure is formed between the bottom plate and the guide rail.

Preferably, the front end and the rear end of the interior of the second transverse plate are fixedly connected with laser welding heads.

Compared with the prior art, the invention has the beneficial effects that:

this two welding limit plastic film production lines, structure scientific and reasonable, convenience safe in utilization:

this two welded edge plastic film production lines, through being provided with the motor, the laser welder head, first belt, the second belt, the third belt, the second compression roller, the wind-up roll, the nut, the cooperation between spring and the third compression roller, the user can start motor and laser welder head simultaneously, the output shaft that makes the motor drives second compression roller and wind-up roll and rotates, the welding that the film both sides department was located can be realized to the laser welder head simultaneously melts, and extrusion is located at the second compression roller, can unscrew the nut fast when beginning to collect, make the in-process of removing at the film collection, the elasticity of spring can be with the downward pulling of third compression roller, surface tension when guaranteeing the film rolling after the shaping is sufficient.

This two welding limit plastic film production lines has avoided prior art to appear tension not enough easily when two welding limit film add man-hour and has leaded to the rolling effect relatively poor.

This two welded edge plastic film production lines, through being provided with wind-up roll, third compression roller, nut, screw rod, bottom plate, first material roller and the second material cooperation between the roller, owing to install the film in wind-up roll department before, be about to the third compression roller upwards stimulate to extreme position and screw up the nut and carry out the position fastening.

This two welding limit plastic film production lines have avoided need to overcome the inconvenient problem of installation of resistance when the film is expected to change and is stretched to the tension part of passing of rolling department.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the first cross plate, the screw and the bottom plate in FIG. 1;

FIG. 3 is a schematic view of the nut, third riser and spring of FIG. 1;

FIG. 4 is a schematic structural view of the second cross plate, the upright post and the third belt in FIG. 1;

FIG. 5 is a schematic structural diagram of the first press roll, the second rotating shaft and the upright in FIG. 1;

fig. 6 is a schematic view of the structure of fig. 1 at the second riser, the first pivot shaft, and the third belt.

In the figure: 1. the base, 2, receive and release roller subassembly, 201, first riser, 202, first pivot, 203, first material roller, 204, second material roller, 205, wind-up roll, 206, second riser, 3, drive assembly, 301, the motor, 302, first belt pulley, 303, first compression roller, 304, second pivot, 305, second belt pulley, 306, second compression roller, 307, third belt, 308, third belt pulley, 309, first belt, 310, second belt, 4, tension component, 401, third compression roller, 402, third pivot, 403, third riser, 404, bottom plate, 405, guide rail, 406, spring, 407, cushion, 408, end cover, 409, nut, 410, screw rod, 5, first diaphragm, 6, stand, 7, laser welding head, 8, second diaphragm.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution:

example 1

A double-welding-edge plastic film production line comprises a base 1, an upright post 6, a first transverse plate 5 and a second transverse plate 8, wherein four inner corners of the first transverse plate 5 and the second transverse plate 8 are fixedly connected with the base 1 through the upright post 6, the base 1 can support the first transverse plate 5 and the second transverse plate 8 through the upright post 6, a take-up and pay-off roller assembly 2 is arranged on the left side and the right side above the base 1, the take-up and pay-off roller assembly 2 comprises a first vertical plate 201, a first rotating shaft 202, a first material roller 203, a second material roller 204, a take-up roller 205 and a second vertical plate 206, the first vertical plate 201 and the second vertical plate 206 are fixedly connected with the left side and the right side of the upper end of the base 1 respectively, the base 1 can support the first vertical plate 201 and the second vertical plate 206, the upper side and the lower side of the interior of the first vertical plate 201 are rotatably connected with the second material roller 204 and the first material roller 203 through the first rotating shaft 202 respectively, the upper side of the interior of the second vertical plate 206 is rotatably connected with the take-up roller 205 through the first rotating shaft 202, the winding roller 205, the second material roller 204 and the first material roller 203 can be mounted inside the first vertical plate 201 and the second vertical plate 206 through the first rotating shaft 202, and the first material roller 203 and the second material roller 204 are distributed in an axisymmetric manner by taking the inner side center position as a reference.

Example 2

As an optional case, referring to fig. 1, 4, 5 and 6, in the double-welded-edge plastic film production line, a transmission assembly 3 is installed inside a first transverse plate 5 and a second transverse plate 7, the transmission assembly 3 includes a motor 301, a first belt pulley 302, a first pressure roller 303, a second rotating shaft 304, a second belt pulley 305, a second pressure roller 306, a third belt 307, a third belt pulley 308, a first belt 309 and a second belt 310, the insides of the first pressure roller 303 and the second pressure roller 306 are respectively rotatably connected to the first transverse plate 5 and the second transverse plate 8 through the second rotating shaft 304, the first pressure roller 303 and the second pressure roller 306 are installed inside the first transverse plate 5 and the second transverse plate 8 through the second rotating shaft 304, the second belt pulley 305 is fixedly connected to the front side of the outer wall of the left second rotating shaft 304, the insides of the second belt pulleys 305 are rotatably connected through the second belt 310, the second belt pulley 305 is rotatable in the opposite direction through the second belt 310, the front ends of the left lower second rotating shaft 304 and the output shaft of the motor 301 are fixedly connected with a first belt pulley 302, the motor 301 can drive the left lower second rotating shaft 304 to rotate through a ground belt pulley 309, the first belt pulleys 302 are connected through a first belt 309 in a rotating mode, the left upper second rotating shaft 304 and the left first rotating shaft 202 are fixedly connected with a third belt pulley 308 in the front end, the left upper second rotating shaft 304 and the left first rotating shaft 202 can rotate through a third belt 307, the third belt pulley 308 is connected through a third belt 307 in a rotating mode, the motor 301 is fixedly connected to the left side of the upper end of the base 1, the type of the motor 301 is a servo motor of ECMA-E11320RS, the radius sizes of the first belt pulley 302 and the third belt pulley 308 are consistent, and the second belt 310 is in 8-shaped transmission connection.

The scheme in this embodiment can be selectively combined with the scheme in other embodiments.

Example 3

As an optional situation, referring to fig. 1-3, in the double-welded-edge plastic film production line, a tension assembly 4 is installed below the inside of a second vertical plate 206, the tension assembly 4 includes a third pressing roller 401, a third rotating shaft 402, a third vertical plate 403, a bottom plate 404, a guide rail 405, a spring 406, a rubber pad 407, an end cover 408, a nut 409 and a screw 410, a plurality of guide rails 405 are respectively fixedly connected to the front and rear sides of the inside of the lower end of the second vertical plate 206, the bottom plate 404 is in clearance fit with the outer wall of the guide rail 405, the bottom plate 404 can move on the outer wall of the guide rail 405, the third vertical plate 403 is fixedly connected to the upper end of the bottom plate 404, the bottom plate 404 can drive the third pressing roller 401 to move through the third vertical plate 403, the inside of the upper portion of the third vertical plate 403 is rotatably connected to the third pressing roller 401 through the third rotating shaft 402, springs 406 are respectively installed on the left and right sides of the lower portion of the bottom plate 404, and the elasticity coefficient K of the springs 406 is 800N/m, the upper side and the lower side of spring 406 are fixed with bottom plate 404 and second riser 206 respectively and are linked to each other, bottom plate 404 upward movement can extension spring 406, the equal rigid coupling in both ends has screw rod 410 about bottom plate 404, the outer wall screw of screw rod 410 links to each other has nut 409, the inboard rigid coupling of nut 409 has cushion 407, nut 409 rotates and can realize driving cushion 407 and move, cushion 407 closely laminates with second riser 206, position through closely laminating realization bottom plate 404 is injectd, the equal rigid coupling in the outside of screw rod 410 has end cover 408, end cover 408 can restrict the extreme position of nut 409, constitute sliding construction between bottom plate 404 and the guide rail 405, the equal rigid coupling in both ends has laser welder head 7 around the inside of second diaphragm 8, can realize welding the melting to the film through laser welder head 7.

Example 4

When the double-welded-edge plastic film production line is required to be used, firstly, a user can firstly install the wind-up roll 205, the second material roll 204 and the first material roll 203 inside the first vertical plate 201 and the second vertical plate 206 through the first rotating shaft 202, then the user can move the third pressing roll 401 upwards to the limit position and tighten the nut 409 to realize the tight fit between the rubber pad 407 and the second vertical plate 206 so as to temporarily fix the position of the third pressing roll 401, then the user can take the film off from the second material roll 204 and the first material roll 203, stack the film, pass through the first pressing roll 303, the second pressing roll 306 and the third pressing roll 401, and finally install the film on the outer wall of the wind-up roll 305, then the user can simultaneously start the motor 301 and the laser welding head 7, so that the output shaft of the motor 301 drives the second pressing roll 306 and the wind-up roll 305 to rotate through the first belt, the second belt 310 and the third belt 307, meanwhile, the laser welding head 7 can realize welding melting of two sides of the film, the film is extruded and formed at the second pressing roller 306, finally the film is collected at the winding roller 305, the nut 409 can be quickly unscrewed when the film is collected and moved, the third pressing roller 401 can be pulled downwards by the elastic force of the spring 406 in the process of collecting and moving the film, sufficient surface tension of the film during winding after forming is ensured, poor winding effect caused by insufficient tension easily generated during double-welding-edge film processing in the prior art is avoided, the film is installed at the winding roller 305, namely the third pressing roller 401 is pulled upwards to a limit position and the nut 409 is screwed for position fastening, and the problem that the film needs to overcome resistance and is inconvenient to install when the film is replaced and stretched to the winding position and passes through the tension component 4 is avoided.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a two welding limit plastic film production lines, includes base (1), stand (6), first diaphragm (5) and second diaphragm (8), the inside four corners of first diaphragm (5) and second diaphragm (8) all links to each other its characterized in that through stand (6) and base (1) fixed: the left side and the right side above the base (1) are provided with retractable roller assemblies (2);

the collecting and releasing roller assembly (2) comprises a first vertical plate (201), a first rotating shaft (202), a first material roller (203), a second material roller (204), a winding roller (205) and a second vertical plate (206);

the first vertical plate (201) and the second vertical plate (206) are fixedly connected to the left side and the right side of the upper end of the base (1) respectively, the upper side and the lower side of the interior of the first vertical plate (201) are rotatably connected with the second material roller (204) and the first material roller (203) through a first rotating shaft (202), and the upper side of the interior of the second vertical plate (206) is rotatably connected with the winding roller (205) through the first rotating shaft (202);

the first material roller (203) and the second material roller (204) are in axisymmetrical distribution by taking the inner side central position as a reference;

a tension component (4) is arranged below the inner part of the second vertical plate (206);

the tension assembly (4) comprises a third pressing roller (401), a third rotating shaft (402), a third vertical plate (403), a bottom plate (404), a guide rail (405), a spring (406), a rubber pad (407), an end cover (408), a nut (409) and a screw (410);

the guide rails (405) are respectively fixedly connected to the front side and the rear side of the inner part of the lower end of the second vertical plate (206), a bottom plate (404) is in clearance fit with the outer wall of the guide rail (405), a third vertical plate (403) is fixedly connected to the upper end of the bottom plate (404), the upper inner part of the third vertical plate (403) is rotationally connected with a third press roller (401) through a third rotating shaft (402), the left side and the right side below the bottom plate (404) are respectively provided with a spring (406), the upper side and the lower side of each spring (406) are respectively fixedly connected with the bottom plate (404) and the second vertical plate (206), the left end and the right end of the bottom plate (404) are fixedly connected with screw rods (410), the outer wall of each screw rod (410) is connected with a nut (409) through threads, a rubber mat (407) is fixedly connected to the inner side of the nut (409), the rubber mat (407) is tightly attached to the second vertical plate (206), and end covers (408) are fixedly connected to the outer sides of the screws (410);

the transmission assembly (3) is arranged inside the first transverse plate (5) and the second transverse plate (8);

the transmission assembly (3) comprises a motor (301), a first belt pulley (302), a first pressing roller (303), a second rotating shaft (304), a second belt pulley (305), a second pressing roller (306), a third belt (307), a third belt pulley (308), a first belt (309) and a second belt (310);

the interiors of the first pressing roller (303) and the second pressing roller (306) are respectively and rotatably connected with a first transverse plate (5) and a second transverse plate (8) through a second rotating shaft (304), a second belt pulley (305) is fixedly connected to the front side of the outer wall of the second rotating shaft (304) on the left side, the inner sides of the second belt pulleys (305) are rotationally connected through a second belt (310), a first belt pulley (302) is fixedly connected with the second rotating shaft (304) below the left side and the front end of the output shaft of the motor (301), the first belt pulleys (302) are rotationally connected through a first belt (309), a third belt pulley (308) is fixedly connected with the front ends of the second rotating shaft (304) above the left side and the first rotating shaft (202) at the left end, the third belt pulleys (308) are rotationally connected through a third belt (307), and the motor (301) is fixedly connected to the left side of the upper end of the base (1).

2. The double-welded-edge plastic film production line as claimed in claim 1, wherein: the radius sizes of the first pulley (302) and the third pulley (308) are consistent.

3. The double-welded-edge plastic film production line as claimed in claim 1, wherein: the second belt (310) is in 8-shaped transmission connection.

4. The double-welded-edge plastic film production line as claimed in claim 1, wherein: a sliding structure is formed between the bottom plate (404) and the guide rail (405).

5. The double-welded-edge plastic film production line as claimed in claim 1, wherein: and the front end and the rear end of the interior of the second transverse plate (8) are fixedly connected with laser welding heads (7).