CN108248081B

CN108248081B - System for be used for plastic film processing

Info

Publication number: CN108248081B
Application number: CN201810033234.4A
Authority: CN
Inventors: 盛聪; 何佳遥; 豆云强
Original assignee: Foshan Huixin Packaging Materials Co Ltd
Current assignee: Foshan Huixin packaging materials Co., Ltd
Priority date: 2018-01-14
Filing date: 2018-01-14
Publication date: 2020-09-25
Anticipated expiration: 2038-01-14
Also published as: CN108248081A

Abstract

The invention discloses a system for processing a plastic film, 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 material 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 piece comprises an inner piece, an outer piece and an adjusting structure, wherein the outer piece is rotatably sleeved outside the inner piece, and the adjusting structure is used for applying acting force to the outer piece to enable the outer piece to deform. According to the invention, the outer part can be deformed under the driving of the adjusting structure, 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 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.

Description

System for be used for plastic film processing

Technical Field

The invention belongs to the technical field of polyvinyl chloride processing, and particularly relates to a system for processing a plastic film.

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 often appear in the process of processing and feeding. 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 system for processing a plastic film, which aims to overcome the defects of the prior art and has high flatness of the prepared plastic film.

In order to achieve the purpose, the invention adopts the following technical scheme: a system for processing a plastic film 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 piece for driving the feeding piece to roll; the auxiliary piece comprises an inner piece, an outer piece and an adjusting structure, wherein the outer piece is rotatably sleeved outside the inner piece, and the adjusting structure is used for applying acting force to the outer piece to enable the outer piece to deform. According to the invention, through the cooperation of the 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 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 ensuring that the performance of the plastic film is more excellent when the plastic film is 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 can be deformed under the driving of the adjusting structure, 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 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 for feeding materials, a discharge outlet arranged on the heating chamber for discharging materials, a heating element arranged on the top wall of the heating chamber and a material guide roller which can be arranged in the heating chamber in a rolling manner and is 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 the 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, the adjusting structure comprises an operating cavity arranged on the internal part, a pushing part arranged at one end in the operating cavity and matched with the metal end cover, a rotating part at least partially penetrating through the operating cavity and a transmission part, wherein the transmission part can drive the pushing part to move when the rotating part rotates under the action of external force; the rotating part is rotated to directly drive the pushing part, so that the pushing part moves to drive the metal end cover to move, the rotating action is converted into the moving action, and the operation is simple and convenient and labor-saving.

Furthermore, the transmission part comprises a driving part arranged on the rotating part, a driven part in transmission connection with the driving part and a transmission sleeve connected with the driven part, at least part of the pushing part is arranged in the transmission sleeve, and the pushing part is in threaded connection with the transmission sleeve; through the matching of the threads between the transmission sleeve and the transmission sleeve, the transmission sleeve can drive the pushing piece to move when rotating, the structural matching of the threads is stable, and compared with other transmission modes, the transmission sleeve is not easy to slip or derail, so that the failure is not easy to occur, and the service life of equipment is prolonged; and the reverse acting force that screw-thread fit can bear is also great to can bear the reverse acting force that the outer spare produced after taking place the deformation, avoid appearing and can't carry out spacing condition to the deformation of outer spare, further reduce the fault rate.

In summary, the invention has the following advantages: the outer part can be deformed under the driving of the adjusting structure, 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 sinking of the outer part, and the material is restored to be flat; the material that is sent into to the corona unit through material feeding unit is guaranteed to be the leveling state, and then improves qualification rate and final roughness after the material processing.

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 schematic structural diagram of a feeding device of the present invention.

Fig. 5 is a schematic structural view of the auxiliary member 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. 1-5, a system for processing plastic films 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 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 piece 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 from the market, the driving piece 5 is a motor directly purchased from 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; further, the auxiliary member 4 includes an inner member 41, an outer member 42 rotatably sleeved outside the inner member, and an adjusting structure for applying an acting force to the outer member 42 to deform the outer member 42; the outer part can be deformed under the driving of the adjusting structure, 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 42 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 left and right ends of the movable member; the movable piece 422 is preferably made of rubber and has good deformability; the left end and the right end of the movable piece are respectively provided with a metal end cap 423, the metal end cap 423 comprises a first cover body 424 and a second cover body 425, and the first cover body and the second cover body are detachably connected through screws; the first cover 424 is provided with an extension 426, and the extension 426 is a metal plate directly extending outward from the sidewall of the first cover; a strip-shaped movable groove 427 is arranged on the central piece 421 along the length direction, the extension part 426 can penetrate into the central piece through the movable groove 427, and when the metal end cover moves, the extension part can move in the sliding groove; during installation, the extending part is directly penetrated into the central part through the movable groove, then the first cover body and the second cover body are connected together, the metal end cover can move relative to the central part, and parts of the metal end cover come in and go out of the central part and contact with the pushing part, so that normal operation of equipment is guaranteed.

Furthermore, the adjusting structure comprises an operation cavity 61, a pushing element 62, a rotating element 63 and a transmission part, which are arranged on the internal part, wherein the transmission part can drive the pushing element 62 to move when the rotating element 63 rotates under the action of external force; the rotating member 63 comprises a rotating disc 631 at the upper part and a connecting column 632 fixedly arranged on the lower surface of the rotating disc, and the connecting column 632 penetrates into the operating cavity; the rotating part is rotated to directly drive the pushing part, so that the pushing part moves to drive the metal end cover to move, the rotating action is converted into the moving action, and the operation is simple and convenient and labor-saving.

The transmission part comprises a driving part 71 arranged on the rotating part, a driven part 72 in transmission connection with the driving part and a transmission sleeve 73 connected with the driven part, at least part of the pushing part 62 is arranged in the transmission sleeve 73, and the pushing part 62 is in threaded connection with the transmission sleeve 73; the pushing piece 62 is a metal screw rod, the pushing rod is arranged in the operation cavity, one end of the pushing rod penetrates through the transmission sleeve, and the other end of the pushing rod is abutted against the extending part 426, so that the metal end cover can be driven to move when the pushing piece moves; through the matching of the threads between the transmission sleeve and the transmission sleeve, the transmission sleeve can drive the pushing piece to move when rotating, the structural matching of the threads is stable, and compared with other transmission modes, the transmission sleeve is not easy to slip or derail, so that the failure is not easy to occur, and the service life of equipment is prolonged; and the reverse acting force that screw-thread fit can bear is also great to can bear the reverse acting force that the outer spare produced after taking place the deformation, avoid appearing and can't carry out spacing condition to the deformation of outer spare, further reduce the fault rate.

Further, the driving member 71 is a bevel gear sleeved on the connecting column in a rotation stopping manner, specifically, a strip-shaped rotation stopping convex part is arranged on the connecting column, a strip-shaped rotation stopping groove is arranged on the inner wall of the driving member 71, and when the driving member is sleeved on the connecting column, the driving member is in rotation stopping fit with the connecting column; the driven member 72 is a bevel gear sleeved outside the transmission sleeve 73 in a rotation stopping manner, specifically, a strip-shaped rotation stopping convex part is arranged outside the transmission sleeve, a strip-shaped rotation stopping groove is arranged on the inner wall of the driven member 72, and when the driven member 72 is sleeved on the transmission sleeve, the driven member is in rotation stopping fit with the transmission sleeve.

Further, a metal limiting bracket 611 for limiting the transmission sleeve is arranged in the operation cavity 61, a through hole for the transmission sleeve to pass through is formed in the limiting bracket 611, and a bearing element 81 is arranged between the inner wall of the through hole and the outer wall of the transmission sleeve 73; the height of the transmission sleeve is effectively limited through the arrangement of the limiting support, so that the bevel gear and the bevel gear are always well meshed, the condition that the bevel gear and the bevel gear cannot be meshed due to floating of the transmission sleeve is avoided, the failure rate is reduced, and the service life is further prolonged; the friction between the transmission sleeve and the through hole can be effectively reduced by arranging the bearing piece, and the loss of kinetic energy is reduced.

A limiting sleeve 612 is arranged in the operation cavity 61, the limiting sleeve 612 is a cylindrical sleeve formed by directly extending the bottom wall of the operation cavity 61 upwards, the lower part of the connecting column can penetrate into the limiting sleeve 612, and preferably, a rolling bearing 82 is arranged between the inner wall of the limiting sleeve 612 and the rotating part 63; the bearing piece 81 and the rolling bearing 82 are bearings directly purchased from the market, and the detailed structure is not described again; the position of the rotating part is effectively limited by the arrangement of the limiting sleeve, so that the condition that the rotating part moves is avoided, and the meshing effect between the bevel gear and the bevel gear is further ensured; the friction between the limiting sleeve and the rotating part is effectively reduced by the arrangement of the rolling bearing, and the kinetic energy loss is reduced.

Preferably, a cylindrical groove 613 is formed in the bottom wall of the operation chamber 61, internal threads are formed in the groove 613, a cylindrical channel 633 is formed in the rotating member, internal threads are also formed in the inner wall of the channel, a screw 634 is inserted into the channel, and a cross-shaped clamping groove is formed at the end of the screw; when the position of the external piece is adjusted to the proper position, the position of the rotating piece needs to be positioned, so that the rotating piece is prevented from reversely rotating; at the moment, the screw rod is rotated to enable the lower end of the screw rod to penetrate into the groove; when the bending degree of the outer piece needs to be adjusted again, the screw rod is rotated reversely to enable the screw rod to leave from the groove, and at the moment, the rotating piece can rotate freely.

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 system for processing plastic films 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 piece (5) used for driving the feeding piece to roll; the auxiliary piece (4) comprises an inner piece (41), an outer piece (42) which is rotatably sleeved outside the inner piece, and an adjusting structure which is used for applying acting force to the outer piece (42) to enable the outer piece (42) to deform;

the outer piece (42) comprises a movable piece (422) which is arranged outside the inner piece (41) and is made of flexible materials and two metal end covers (423) which are respectively arranged at the left end and the right end of the movable piece;

the adjusting structure comprises an operation cavity (61) arranged on the internal part, a pushing piece (62) arranged at one end in the operation cavity and matched with the metal end cover, a rotating piece (63) at least partially penetrating through the operation cavity and a transmission part, wherein the transmission part can drive the pushing piece (62) to move when the rotating piece (63) rotates under the action of external force;

the transmission part comprises a driving part (71) arranged on the rotating part, a driven part (72) in transmission connection with the driving part and a transmission sleeve (73) connected with the driven part, the pushing part (62) is at least partially arranged in the transmission sleeve (73), and the pushing part (62) is in threaded connection with the transmission sleeve (73);

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 cooling device (30) comprises two cooling fans (302) which are arranged on the front side of the material receiving device (301) in an up-down symmetrical mode;

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.