CN111559099B

CN111559099B - PVC membrane system of processing of high qualification rate

Info

Publication number: CN111559099B
Application number: CN202010369169.XA
Authority: CN
Inventors: 盛聪; 何佳遥; 骆书加
Original assignee: Zhejiang Hongshida Technology Co ltd
Current assignee: Zhejiang Hongshida Technology Co ltd
Priority date: 2018-01-14
Filing date: 2018-01-14
Publication date: 2022-09-09
Anticipated expiration: 2038-01-14
Also published as: CN111559099A; CN108189434B; CN108189434A

Abstract

The invention discloses a high-yield PVC film processing system, which comprises a heating device for heating materials, a feeding device for conveying the materials, a corona device for carrying out corona treatment on the heated materials, a cooling device for cooling the materials and a receiving device, wherein the heating device is used for heating the materials; the feeding device is arranged between the heating device and the corona device; the auxiliary part comprises an inner part, an outer part at least partially made of flexible materials, a pushing part arranged in the inner part and matched with the outer part, and a driving part matched with the pushing part. The outer part can deform under the pushing of the pushing piece, and the deformation degree can be adjusted when the material is folded, so that the material is leveled, and the material is guaranteed to be always in a leveled state in the conveying process.

Description

PVC membrane system of processing of high qualification rate

Technical Field

The invention belongs to the technical field of polyvinyl chloride processing, and particularly relates to a PVC film processing system with high qualification rate.

Background

With the development of the times, the plastic film, especially the PVC film, gradually gains the joy of people with good performance, simple process and other advantages, is accepted and accepted by more and more people, and is a favorite in the construction industry in European and American countries, and the PVC film is visible everywhere in people's daily life. Due to the small thickness of the PVC film, wrinkles are often formed during the feeding process. In order to solve the above problems, the processing equipment adopting corona to flatten the surface of the plastic film appears in the prior art, but the equipment can not ensure that the material is in a flattened state when being sent into the corona step, so that the plastic film often enters the corona equipment with the wrinkle condition, and the flatness of the material after corona cannot be improved, thereby wasting time and energy.

Disclosure of Invention

The invention provides a PVC film processing system with high flatness of the prepared plastic film and high qualification rate in order to overcome the defects of the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme: a PVC film processing system with high qualification rate comprises a heating device for heating materials, a feeding device for conveying the materials, a corona device for performing corona treatment on the heated materials, a cooling device for cooling the materials and a receiving device; the feeding device is arranged between the heating device and the corona device; the feeding device comprises a rack, a feeding piece arranged on the rack in a rolling manner, an auxiliary piece arranged on the rack in a rolling manner and a driving motor for driving the feeding piece to roll; the auxiliary part comprises an inner part, an outer part at least partially made of flexible materials, a pushing part arranged in the inner part and matched with the outer part, and a driving part matched with the pushing part. According to the invention, through the cooperation of all devices, the automatic processing of the plastic film can be realized, the working efficiency is high, the corona component can emit corona or electric arc when being electrified so as to iron the plastic film, thereby ensuring the good flatness of the plastic film, not only effectively solving the problem that wrinkles appear in the processing process of the plastic film, but also completely ironing the uneven part of the plastic film during the material forming process, greatly improving the flatness of the plastic film, and enabling the plastic film to have more excellent performance when being used at the later stage; when the plastic film needs to be adhered with the transparent adhesive film or paper, the glue coated on the surface of the plastic film can be more uniform, so that the plastic film can be more firmly adhered with the transparent adhesive film or paper, the product percent of pass is increased, and the service life is prolonged; the outer part is made of flexible materials, so that certain deformation can be generated, when the materials are wrinkled in the material conveying process, the contact area between the outer part and the materials can be changed by adjusting the arching or sinking of the outer part, the materials can be restored to be flat, and the materials are guaranteed to be in a flat state all the time in the conveying process; and the feeding device is arranged between the heating device and the corona device, so that the material fed into the corona device through the feeding device is in a flat state, and the qualification rate and the final flatness of the processed material are improved.

Furthermore, the heating device comprises a heating chamber, a feed inlet arranged on the heating chamber and used for feeding materials, a discharge outlet arranged on the heating chamber and used for discharging the materials, a heating element arranged on the top wall of the heating chamber and a material guide roller which is arranged in the heating chamber in a rolling manner and used for conveying the materials; the heating element is arranged on the top wall of the heating chamber, when the materials are conveyed in the heating chamber through the material guide roller, the heating element can directly heat the materials without stopping for waiting, and the working efficiency is high; and the condition of local overheating can not occur, the heating is uniform, the condition of local scorching can not occur, and the material qualification rate is high.

Furthermore, the cooling device comprises two cooling fans which are arranged on the front side of the material receiving device in an up-down symmetrical manner; the cooling of the material is accelerated through the fan, so that the material can be rapidly cooled to normal temperature.

Furthermore, the external part comprises a moving part which is arranged outside the internal part and is made of flexible materials and two metal end covers which are respectively arranged at the left end and the right end of the moving part; the metal end cover can be in rigid fit with the adjusting structure, so that the metal end cover is directly pushed to move, the arching or the sinking of the external part can be realized, and the operation is simple and convenient; and the metal end cover has higher strength, can bear larger acting force and is not easy to damage.

Furthermore, a driving rail is arranged on the driving piece, and when the driving piece is rotated, the driving rail drives the pushing piece to move so as to push the outer piece to deform the outer piece; through the setting of the driving track, the operation of driving the pushing piece to move can be directly realized by rotating the rotating piece, so that the outer piece is controlled to arch or inwardly return, the rotating action is converted into the moving action, and the operation is simple, convenient and labor-saving.

Furthermore, an operation cavity is arranged on the inner part, the pushing part is arranged in the operation cavity, and at least part of the driving part penetrates into the operation cavity.

Furthermore, an extension part is arranged at one end of the pushing part, an open slot matched with the extension part is arranged on the inner part, and an inserting part matched with the extension part is arranged on the metal end cover; a plurality of driving convex parts are distributed at intervals on the other end of the pushing piece; the synchronous movement between the pushing piece and the metal end cover is realized through the matching of the extension part and the plug connector, so that the metal end cover can be directly driven to move when the pushing piece moves, the matching of the pushing piece and the metal end cover is stable, the structure is simple, the processing and the forming are convenient, and the production efficiency is improved; the driving convex parts are arranged in a plurality of numbers, when the driving track is matched with the driving convex parts at different positions, the push piece is changed at different positions, the rotating angle directly corresponds to the moving distance of the push piece, and the moving stroke of the push piece is controlled more accurately.

Furthermore, the driving track is a first arc-shaped convex rib and a second arc-shaped convex rib which are arranged on the driving piece, and the circle centers of the first arc-shaped convex rib and the second arc-shaped convex rib are both arranged at the positions deviating from the circle center of the driving piece; and then when the driving piece rotated around the centre of a circle, because first arc protruding muscle and the protruding muscle of second arc are eccentric structure setting, and then first arc protruding muscle and the protruding muscle of second arc will be reciprocal with push away the drive convex part on the piece and cooperate to the drive pushes away a removal, and the cooperation is stable, guarantees the rotatory in-process of driving piece, and the protruding muscle of arc must produce the dislocation fit between with the driver part, promotes to push away a removal, and the fault rate is low, the labour saving operation.

In summary, the invention has the following advantages: because the outer part can be deformed under the promotion of pushing away the piece, and then when the fold appears in the material of material conveying process, the hunch-up or the sunken of accessible adjustment outer part this moment for area of contact between outer part and the material changes, makes the material resume level and smooth, guarantees that the material is in the leveling condition all the time in the conveying process.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the heating device of the present invention.

Fig. 3 is a first schematic structural diagram of the feeding device of the present invention.

Fig. 4 is a second schematic structural diagram of the feeding device of the present invention.

Fig. 5 is a partial cross-sectional view of the auxiliary element of the invention.

Fig. 6 is a schematic structural view of the pushing member in the present invention.

Fig. 7 is a schematic structural view of the chassis of the present invention.

Detailed Description

In order to make the technical solutions of the present invention better understood, 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.

As shown in fig. 1-7, a high-yield PVC film processing system includes a heating device 20 for heating materials, a feeding device for conveying materials, a corona device 50 for performing corona treatment on the heated materials, a cooling device 30 for cooling the materials, and a receiving device 40; specifically, the corona device 50 is arranged between the heating device 20 and the cooling device 30, the material receiving device 40 is arranged at the rear side of the cooling device 30, and the feeding device is arranged between the heating device 20 and the corona device 50; specifically, the material receiving device 40 is a coil rack directly purchased from the market, and is not described again; the heating device 20 comprises a heating chamber 201 made of stainless steel, a feeding hole 202 arranged on the heating chamber for feeding materials, a discharging hole 203 arranged on the heating chamber for discharging materials, a heating element 204 arranged on the top wall of the heating chamber and a material guiding roller 205 which is arranged in the heating chamber in a rolling manner and is used for conveying the materials; the feed inlet 202 and the discharge outlet 203 are strip-shaped openings and are respectively arranged on the left side wall and the right side wall of the heating chamber; the heating element 204 is a heating pipe directly purchased from the market, and the heating pipe is connected with an external power supply through an electric wire; the material guiding roller 205 is arranged below the heating chamber, the material guiding roller 205 is a metal roller directly purchased from the market, two ends of the material guiding roller 205 are rotatably arranged on the inner wall of the heating chamber in a penetrating way, and the material guiding roller 205 does not need to be driven by power; the cooling device 30 includes a metal bracket 301 and two cooling fans 302 disposed on the metal bracket in a vertically symmetrical manner, and the cooling fans are directly available from the market.

The feeding device comprises a rack 2, a feeding piece 3 arranged on the rack in a rolling manner, an auxiliary piece 4 arranged on the rack in a rolling manner and a driving motor 5 for driving the feeding piece to roll; the auxiliary part 4 is arranged at the rear side of the feeding part, and the auxiliary part 4 is not provided with a power source; the feeding piece 3 is a metal roller directly purchased on the market, the driving piece 5 is a motor directly purchased on the market, and the driving piece 5 is connected with the feeding piece 3, so that the driving piece can drive the feeding piece 3 to rotate when working to convey materials forwards; furthermore, the auxiliary element 4 includes an inner element 41, an outer element 427 at least partially made of a flexible material, a pushing element 43 disposed in the inner element and matching with the outer element, and a driving element 44 matching with the pushing element, wherein the driving element is provided with a driving rail 51, and when the driving element is rotated, the driving rail 51 drives the pushing element to move, so as to push the outer element 427 to deform the outer element 427; the outer part can be deformed under the driving of the pushing part, so that when the material is wrinkled in the material conveying process, the contact area between the outer part and the material is changed by adjusting the arching or the sinking of the outer part, the material is restored to be flat, and the material is ensured to be in a flat state all the time in the conveying process; and the outward arching or inward protrusion of the outer part can be correspondingly controlled and adjusted according to the over-jacking or over-loosening state of the outer part on the material, so that the situation of over-adjustment and over-wrinkling is effectively avoided.

Specifically, the outer member 427 includes a movable member 422 made of a flexible material and disposed outside the inner member 41, and two metal end caps 423 respectively disposed at the left and right ends of the movable member; the movable piece 422 is preferably made of rubber and has good deformability; the metal end cover 423 is preferably made of stainless steel, and the metal end cover 423 is directly detachably connected with the movable piece 422 through screws; the inner member 41 is a solid rod body made of stainless steel, an operation cavity 411 is arranged at one end of the inner member 41, the pushing member 43 is arranged in the operation cavity 411, and at least part of the driving member 5 penetrates into the operation cavity 411; specifically, the pushing member is a metal sheet with a certain thickness, one end of the pushing member 43 is provided with an extending portion 431, and the extending portion is a convex portion formed by directly extending the end of the pushing member upwards; a strip-shaped open slot is arranged on the internal part along the length direction, and the extension part can penetrate out of the open slot to the outer surface of the internal part and can move in the open slot; furthermore, a through hole through which the internal part passes is formed in the metal end cover, an inserting part is arranged on the inner wall of the through hole, the inserting part is a clamping groove formed by inwards sinking the inner wall of the through hole, and the extending part penetrates out of the open groove and then can penetrate into the clamping groove to realize connection with the metal end cover; through the cooperation of extension and plug connector, realize pushing away the synchronous motion between piece and the metal end cover, and then can directly drive the metal end cover when pushing away the piece and remove, the cooperation of both is stable and simple structure, and the processing and the shaping of being convenient for have improved production efficiency.

A plurality of driving protrusions 432 are uniformly distributed on the other end of the pushing element 43 along the length direction at intervals, the driving element 44 comprises a bottom plate 441 made of metal and a rotary seat 442 made of plastic, and the lower part of the rotary seat 442 is fixedly connected with the bottom plate 441 through screws; the driving track is arranged on the chassis, preferably, the driving track 51 is a first arc-shaped convex rib 511 and a second arc-shaped convex rib 512 which are arranged on the driving piece, and the first arc-shaped convex rib 511 and the second arc-shaped convex rib 512 are directly and integrally formed with the chassis; the radians of the first arc-shaped convex rib 511 and the second arc-shaped convex rib 512 are set to be equal, but the circle centers of the first arc-shaped convex rib 511 and the second arc-shaped convex rib 512 are both arranged at the position deviating from the circle center of the driving piece 5, and the circle centers of the first arc-shaped convex rib 511 and the second arc-shaped convex rib 512 are not at the same position; so that a space will appear between the head and the tail of the first arc-shaped rib 511 and the second arc-shaped rib 512 respectively; preferably, the distance between two adjacent driving protrusions 432 is equal to the distance between the first arc-shaped rib 511 and the second arc-shaped rib 512; when the driving piece rotates, the pushing piece can be smoothly driven to move; the chassis and the pushing piece are made of metal, so that the chassis and the pushing piece have high hardness and are stably matched in the matching process; when the rotary seat is rotated clockwise, the driving track drives the pushing piece to move towards the left side to drive the metal end cover to extrude the outer piece; when the rotary seat is rotated anticlockwise, the driving track drives the pushing piece to move towards the right side, and the pushing piece is reset.

Preferably, a guide column 413 is arranged in the operation cavity 411, the guide column is formed by directly extending the bottom of the operation cavity 411 upwards, a strip-shaped guide groove 433 is arranged on the pushing piece, and the guide column 413 penetrates into the guide groove 433, so that the pushing piece moves along the length direction of the guide groove 433 when moving.

In order to prevent the pushing piece from returning to the original position again under the restoring force of the external piece after the state of the external piece is adjusted, a locking piece 6 made of plastic is arranged, the locking piece 6 comprises a rotary table 61 and a connecting rod 62 fixedly connected to the lower surface of the rotary table, a groove matched with the rotary table is arranged on the rotary seat 442, a through hole is formed in the middle of the groove, and the connecting rod can penetrate out of the lower portion of the base plate 441 through the through hole; be equipped with thread groove 621 on the connecting rod 62 bottom, be equipped with check lock lever 414 on the operation chamber 411 diapire, this check lock lever 414 links firmly the screw rod on the operation chamber 411 diapire for the welding, revolves the seat and drives the chassis rotating when the rotating, promotes the push rod and removes, and the push rod promotes metal end cover and removes extrusion outsider to suitable state after, the rotating carousel makes the screw rod penetrate to the thread groove in, and both realize the spiro union cooperation, inject the position of retaining member.

Further, the lower part of the locking piece 6 is provided with a rotation stopping part 61 which is arranged in a hexagonal structure, and the rotation stopping part 61 and the locking piece 6 are integrally formed in an injection molding mode; the bottom wall of the operation cavity 411 is provided with a rotation stopping groove matched with the rotation stopping part 61, and the size and the shape of the rotation stopping groove are the same as those of the rotation stopping part 61, so that the rotation stopping matching between the connecting rod and the internal part can be realized when the rotation stopping part penetrates into the rotation stopping groove; a rotation stopping structure is arranged between the locking piece 6 and the driving piece 5, and when the rotation stopping part is matched with the rotation stopping groove, the rotation stopping structure realizes the rotation stopping matching between the driving piece 5 and the locking piece 6; thereby the lower part and the internals spline of retaining member, upper portion and driving piece spline, can realize the spline of the relative internals of driving piece to effectively fix a position the driving piece, avoid the drive to take place to rotate and make and push away the piece and return to the home position.

It is specific, be equipped with the logical groove that supplies the retaining member to pass on the driving piece 5, the structure of splining is including locating the convex part 63 that splining on the retaining member 6 is with locating logical inslot wall and this splining convex part matched with splining the recess, splining convex part 63 and splining the recess and all setting up to two, and set up to bar structure, can go into extremely when splining the portion of splining in the inslot, splining convex part 63 and just blocking the card and go into to splining in the recess.

The corona device 50 comprises an upper workbench, a lower workbench and a corona plate 501 arranged on the lower workbench, wherein the corona plate 501 is made of aluminum materials, and the corona plate 501 is connected with the lower workbench through a ceramic seat in a spiral structure; corona board passes through the electric wire and links to each other with the power cabinet, and then can carry out the operation of discharging at the during operation, carries out the flattening to the material and handles, and concrete principle is prior art, no longer gives unnecessary details once more.

The specific principle is as follows: when the plastic film is processed, the whole roll of plastic film is placed on the material rolling frame, the initial section of the plastic film is pulled out, sequentially passes through the heating device 20, the feeding device, the corona device 50 and the cooling device 30, and finally is wound on the material receiving device 40; and then starting the system, starting the material receiving device 40 to roll, sequentially heating, corona and cooling the plastic film to obtain good flatness, and then winding the plastic film onto the material receiving device 40.

It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all 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.

Claims

1. A PVC film processing system comprises a heating device (20) for heating materials, a feeding device for conveying the materials, a corona device (50) for performing corona treatment on the heated materials, a cooling device (30) for cooling the materials and a material receiving device (40); the method is characterized in that: the feeding device is arranged between the heating device (20) and the corona device (50); the feeding device comprises a rack (2), a feeding piece (3) arranged on the rack in a rolling manner, an auxiliary piece (4) arranged on the rack in a rolling manner and a driving motor (5) for driving the feeding piece to roll; the auxiliary part (4) comprises an inner part (41), an outer part (427) at least partially made of flexible material, a pushing part (43) arranged in the inner part and matched with the outer part, and a driving part (44) matched with the pushing part;

the heating device (20) comprises a heating chamber (201), a feed inlet (202) arranged on the heating chamber and used for feeding materials, a discharge outlet (203) arranged on the heating chamber and used for discharging the materials, a heating element (204) arranged on the top wall of the heating chamber and a material guide roller (205) which is arranged in the heating chamber in a rolling manner and used for conveying the materials;

the outer element (427) comprises a moving element (422) which is arranged outside the inner element (41) and is made of flexible material and two metal end covers (423) which are respectively arranged at the left end and the right end of the moving element; the driving piece is provided with a driving rail (51), when the driving piece is rotated, the driving rail (51) drives the pushing piece to move, and then the outer piece (427) is pushed to deform the outer piece (427);

an operation cavity (411) is arranged on the inner part (41), the pushing part (43) is arranged in the operation cavity (411), and at least part of the driving part penetrates into the operation cavity (411); an extension part (431) is arranged at one end of the pushing part (43), an open slot matched with the extension part is arranged on the inner part (41), and an inserting part (413) matched with the extension part is arranged on the metal end cover;

a plurality of driving convex parts (432) are distributed at intervals on the other end of the pushing piece (43); the driving track (51) is provided with a first arc-shaped convex rib (511) and a second arc-shaped convex rib (512) which are arranged on the driving piece, and the circle centers of the first arc-shaped convex rib (511) and the second arc-shaped convex rib (512) are arranged on the positions deviating from the circle center of the driving piece;

the cooling device (30) comprises two cooling fans (302) which are arranged on the front side of the material receiving device (40) in an up-and-down symmetrical manner;

corona device (50) include the workstation with locate corona board (501) that the aluminum product made on the workstation, corona board passes through the electric wire and links to each other with the power cabinet, and then can carry out the operation of discharging at the during operation, carry out the flattening to the material and handle.