阅读说明：本技术 一种聚乙烯加工工艺 (Polyethylene processing technology ) 是由 陈菁菁 于 2020-12-31 设计创作，主要内容包括：本发明公开了一种聚乙烯加工工艺,其特征在于包括以下步骤：步骤A、备料：将备好的原料通过混合机混合均匀得到原料；步骤B、混料：将原料投入至搅拌机；步骤C、塑化：采用塑化机将物料塑化混合；步骤D、电晕：采用电晕设备对聚乙烯膜胚料进行电晕处理,制得聚乙烯膜成品；所述电晕设备包括清理降温装置；所述清理降温装置包括第一清理组件；所述第一清理组件包括清理箱、设于清理箱内的第一腔体、设在第一腔体上的曲面、穿过清理箱的第二转轴、连接于第二转轴并设在第一腔体中的清理棍；设置了清理棍,可以将输送的聚乙烯膜上的褶皱刮平,并将灰尘清理掉进清理箱,提高聚乙烯膜电晕的效果,从而使聚乙烯薄膜产品的质量大幅提高。(The invention discloses a polyethylene processing technology, which is characterized by comprising the following steps: step A, preparing materials: uniformly mixing the prepared raw materials by a mixer to obtain raw materials; step B, mixing materials: putting the raw materials into a stirrer; step C, plasticizing: plasticizing and mixing the materials by a plasticizing machine; step D, corona: carrying out corona treatment on the polyethylene film blank by adopting corona equipment to prepare a finished polyethylene film product; the corona equipment comprises a cleaning and cooling device; the cleaning and cooling device comprises a first cleaning component; the first cleaning assembly comprises a cleaning box, a first cavity arranged in the cleaning box, a curved surface arranged on the first cavity, a second rotating shaft penetrating through the cleaning box, and a cleaning rod connected to the second rotating shaft and arranged in the first cavity; the cleaning roller is arranged, wrinkles on the conveyed polyethylene film can be scraped, dust is cleaned into the cleaning box, the effect of polyethylene film corona is improved, and the quality of a polyethylene film product is greatly improved.)

1. The polyethylene processing technology is characterized by comprising the following steps:

step A, preparing materials: uniformly mixing 100 parts of polyethylene resin, 20-25 parts of calcium carbonate, 10-15 parts of polyester fiber, 5-8 parts of an anti-reflection agent, 5-8 parts of antistatic master batch, 2-3 parts of a plasticizer and 1-2 parts of a light stabilizer by a mixer to obtain a raw material;

step B, mixing materials: adding the raw materials into a stirrer, heating the stirrer to 80-85 deg.C, and stirring for 10-20 min;

step C, plasticizing: plasticizing and mixing the materials by a plasticizing machine;

step D, corona: carrying out corona treatment on the polyethylene film blank by adopting corona equipment to prepare a finished polyethylene film product;

the corona equipment comprises a support (1), a driving device (2) arranged on the support (1), a cleaning and cooling device (3) connected with the driving device (2), a corona module (4) arranged on the support (1), a cooling assembly (5) arranged at the position of the corona module (4), a first guide piece (6), a second guide piece (7) and a third guide piece (8) connected with the support (1); a fourth supporting piece (41) is arranged on the corona module (4), and the corona module (4) is fixedly connected to the bracket (1) through the fourth supporting piece (41); the first guide (6), the second guide (7) and the third guide (8) are the prior art, and are of a roller conveying structure; the polyethylene film horizontally passes through and winds the first guide piece (6), the second guide piece (7), the third guide piece (8) and the cooling component (5) and horizontally passes out; the driving device (2) and the cleaning and cooling device (3) are arranged below the polyethylene film; the corona module (4) is arranged above the polyethylene film; the cleaning and cooling device (3) comprises a power assembly (31) connected with the driving device (2), a first cleaning assembly (32) connected with the power assembly (31), and a second cleaning assembly (33) arranged on the power assembly (31) and connected with the first cleaning assembly (32); a friction component (34) arranged below the driving device (2); the first cleaning assembly (32) comprises a cleaning box (321) arranged on the driving device (2) in a sliding mode through a power assembly (31), a first cavity (322) arranged in the cleaning box (321), a curved surface (323) arranged on the first cavity (322), a second rotating shaft (325) penetrating through the cleaning box (321), and a cleaning rod (326) connected to the second rotating shaft (325) and arranged in the first cavity (322); the polyethylene film is conveyed through the first guide piece (6), the second guide piece (7) and the third guide piece (8), and the driving device (2) below the polyethylene film drives the power assembly (31), so that the cleaning box (321) can move towards two sides when conveyed along with the polyethylene film.

2. A polyethylene process according to claim 1, characterized in that: and D, rolling the material by adopting a four-roll calender before the step D to obtain a polyethylene film blank.

3. A polyethylene process according to claim 2, characterized in that: and before the calendering operation, filtering and impurity removing operation is required, and the materials are subjected to impurity removal through a 20-mesh filter screen, a 60-80-mesh filter screen and a 100-plus-150-mesh filter screen in sequence.

4. A polyethylene process according to claim 1, characterized in that: the first cleaning assembly (32) further comprises two scrapers (324) arranged on the first cavity (322), a first bevel gear (327) arranged on the second rotating shaft (325), a second bevel gear (328) meshed with the first bevel gear (327) in an angle of (90) - (100), a third rotating shaft (329) penetrating through the second bevel gear (328), a fan blade (320) arranged on the third rotating shaft (329), and a fixing plate fixed on the cleaning box (321); the third rotating shaft (329) is rotatably connected to the fixed plate; the two scrapers (324) are distributed at an angle of ninety degrees around the cleaning roller (326) and are propped against the cleaning roller (326); the second rotating shaft (325) is rotatably connected to the cleaning box (321) through interference fit; the power assembly (31) comprises a sixth guide piece (311) connected to the driving device (2), a second plate piece (312) fixed on the sixth guide piece (311), a sliding piece (314) arranged on the sixth guide piece (311) in a sliding mode, a first spring (313) arranged between the second plate piece (312) and the sliding piece (314), a fourth rod piece (317) fixed on the sliding piece (314), a sliding key (318) arranged on the fourth rod piece (317), a third rod piece (315) fixed on the cleaning box (321), and a sliding groove (316) arranged on the third rod piece (315); the third rod piece (315) is arranged on a sliding key (318) of the fourth rod piece (317) in a sliding mode through a sliding groove (316); a second spring (319) is arranged between the third rod (315) and the sliding piece (314); the driving device (2) can drive the sixth guide piece (311) to move, the sliding piece (314) on the sixth guide piece (311) can be driven by the driving device (2) to move towards two sides when moving, the sliding piece (314) drives the fourth rod piece (317), the fourth rod piece (317) drives the third rod piece (315), the third rod piece (315) drives the cleaning box (321) to move towards two sides, the cleaning box (321) can drive the internal cleaning stick (326) to move towards two sides, when the cleaning stick (326) rotates, the first helical gear (327) can be driven by the second rotating shaft (325), and the first helical gear (327) drives the second helical gear (328) to drive the third rotating shaft (329) to drive the fan blade (320) to rotate.

5. A polyethylene process according to claim 4, characterized in that: the friction assembly (34) comprises a fifth supporting piece (340) arranged on the support (1), a second motor (341) arranged on the fifth supporting piece (340), a fourth rotating shaft (342) connected with the second motor (341), a first connecting rod (343) connected with the fourth rotating shaft (342), a fifth rod piece (344) penetrating through the first connecting rod (343), a second connecting rod (345) connected with the fifth rod piece (344), a sixth rod piece (346) penetrating through the second connecting rod (345), a friction plate (347) connected with the sixth rod piece (346), a sixth supporting piece (349) arranged on the friction plate (347) and a seventh guide piece (348) arranged on the support (1); the sixth supporting piece (349) is arranged on the seventh guiding piece (348) in a sliding mode; the seventh guide (348) is in contact with the underlying cleaning roller (326); the number of the seventh guide parts (348) is two, and each seventh guide part (348) is provided with two sixth supporting parts (349); the second motor (341) drives the fourth rotating shaft (342) to rotate, the fourth rotating shaft (342) drives the first connecting rod (343) to rotate, the first connecting rod (343) drives the second connecting rod (345) through the fifth rod piece (344), then the second connecting rod (345) drives the friction plate (347) to move, and the friction plate (347) is in reciprocating linear motion through the sliding connection of the seventh guide piece (348) and the sixth support piece (349).

6. A polyethylene process according to claim 5, characterized in that: the second cleaning assembly (33) comprises a third plate (331) fixed on the sliding piece (314), a fourth plate (332) fixedly connected on the third plate (331), a compression box (333) fixed on the fourth plate (332), and an air injection pipe (334) fixedly arranged on the compression box (333); the compression box (333) is also fixed on the second plate member (312); the outlet of the gas injection pipe (334) is arranged on the upper surface of the polyethylene film; when the sliding piece (314) moves towards two sides, the compression box (333) is compressed, and then air in the compression box (333) is blown out at the air injection pipe (334) and is blown to the position of the upper surface of the polyethylene film.

7. A polyethylene process according to claim 1, characterized in that: the driving device (2) comprises a first motor (21) fixed on the support (1), a first rotating shaft (22) penetrating through the support (1) and connected to the first motor (21), two belt transmission structures (23) connected to the first rotating shaft (22), a plurality of first supporting pieces (24) fixed on the support (1), second supporting pieces (25) arranged above the first supporting pieces (24), first rod pieces (26) connected to the two second supporting pieces (25), a fourth guiding piece (27) fixed on the first rod pieces (26), a guiding surface (271) arranged on the fourth guiding piece (27), and a third supporting piece (28) arranged on the fourth guiding piece (27) in an integrated manner; the belt transmission structure (23) is the prior art, mainly adopts belt transmission consisting of a flat belt and a belt wheel, and the belt transmission structure (23) in the invention refers to the flat belt; the sixth guide piece (311) is fixedly connected with the belt transmission structure (23); the plurality of cleaning and cooling devices (3) are uniformly distributed on the belt transmission structures (23) and are fixed with the two belt transmission structures (23) through sixth guide pieces (311); the third rod piece (315) is attached to the guide surface (271); when the driving device (2) operates, the first motor (21) drives the first rotating shaft (22), the first rotating shaft (22) drives the belt transmission structure (23), the rotating speed of the first motor (21) can be controlled, the transmission speed of the belt transmission structure (23) is the same as the polyethylene film transmission speed, even if the cleaning and cooling device (3) on the belt transmission structure (23) moves along with the belt transmission structure (23) and keeps a static state with the polyethylene film, and the third rod piece (315) can move towards two sides under the action of the guide surface (271) when the sliding piece (314) moves along with the sixth guide piece (311), so that the cleaning rod (326) moves towards two sides.

8. A polyethylene process according to claim 1, characterized in that: the cooling assembly (5) comprises a second rod piece (51) fixed on the support (1), two first plate pieces (52) arranged on the second rod piece (51), a rotating joint (53) connected to the first plate pieces (52), and fifth guide pieces (54) connected to the two rotating joints (53). A water flow pipe member (55) communicating the two first plate members (52), and a cooling unit (56) provided on the water flow pipe member (55); a flange (531) is arranged on the rotary joint (53); the rotary joint (53) is rotatably connected to a fifth guide piece (54) through a flange (531); a second cavity (542), a seventh rod piece (541) and a stirring blade (543) are arranged in the fifth guide piece (54); the fifth guide piece (54) can rotate to convey the polyethylene film, the water flowing pipe piece (55) circulates water inside the fifth guide piece (54), and the seventh rod piece (541) and the stirring blades (543) are driven to rotate when the fifth guide piece (54) rotates.

Technical Field

The invention belongs to the field of polyethylene processing, and particularly relates to a polyethylene processing technology.

Background

PE film, i.e. polyethylene film, refers to a film produced from PE film; the PE film has the advantages of moisture resistance and small moisture permeability, and is further widely applied to protecting products from being polluted, corroded and scratched in the processes of production, processing, transportation, storage and use, and protecting the original bright and clean surface; but the PE film prepared by the traditional process has poor light transmission and light stability, and is difficult to meet the industrial requirements;

the corona treatment is needed when preparing polyethylene film products, the prior corona equipment mainly utilizes a driving roller to support the polyethylene film tightly, then the corona treatment is carried out on the polyethylene film through a corresponding corona module, the polyethylene film is flattened by flattening means before treatment, but the effect of flattening is to press the wrinkled portions against the polyethylene film by pressure, which results in the wrinkled portions of the polyethylene film being flattened but having an increased thickness, the roughness that increases all places of polyethylene film that can not be fine when carrying out corona treatment to the adhesive force of improvement chemical to it that can not be fine, polyethylene film has the dust to exist when carrying, and the dust probably presses to make polyethylene film surface produce the pit on the driving roller when polyethylene film carries, thereby reduces the processing effect of corona equipment to polyethylene film.

The invention provides a polyethylene processing technology which can better keep the surface of a polyethylene film clean and flat in order to overcome the defects of the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme: the polyethylene processing technology is characterized by comprising the following steps:

step A, preparing materials: uniformly mixing 100 parts of polyethylene resin, 20-25 parts of calcium carbonate, 10-15 parts of polyester fiber, 5-8 parts of an anti-reflection agent, 5-8 parts of antistatic master batch, 2-3 parts of a plasticizer and 1-2 parts of a light stabilizer by a mixer to obtain a raw material;

step B, mixing materials: adding the raw materials into a stirrer, heating the stirrer to 80-85 deg.C, and stirring for 10-20 min;

step C, plasticizing: plasticizing and mixing the materials by a plasticizing machine;

step D, corona: carrying out corona treatment on the polyethylene film blank by adopting corona equipment to prepare a finished polyethylene film product;

the corona equipment comprises a support, a driving device arranged on the support, a cleaning and cooling device connected with the driving device, a corona module arranged on the support, a cooling assembly arranged at the position of the corona module, a first guide piece, a second guide piece and a third guide piece, wherein the first guide piece, the second guide piece and the third guide piece are connected with the support; the corona module is provided with a fourth supporting piece and is fixedly connected to the bracket through the fourth supporting piece; the first guide part, the second guide part and the third guide part are of the prior art, and are of a roller conveying structure; the polyethylene film horizontally passes through the first guide part, the second guide part, the third guide part and the cooling component and horizontally passes out; the driving device and the cleaning and cooling device are arranged below the polyethylene film; the corona module is arranged above the polyethylene film; the cleaning and cooling device comprises a power assembly connected with the driving device, a first cleaning assembly connected with the power assembly, and a second cleaning assembly arranged on the power assembly and connected with the first cleaning assembly; a friction component arranged below the driving device; the first cleaning assembly comprises a cleaning box arranged on the driving device in a sliding mode through the power assembly, a first cavity arranged in the cleaning box, a curved surface arranged on the first cavity, a second rotating shaft penetrating through the cleaning box, and a cleaning rod connected to the second rotating shaft and arranged in the first cavity; the polyethylene film is conveyed through the first guide part, the second guide part and the third guide part, and the driving device below the polyethylene film drives the power assembly to enable the cleaning box to move towards two sides when conveyed along with the polyethylene film; when the corona module is used for processing a film, because the compression rollers before corona processing are made of rubber materials, the compression rollers are extruded and deformed when contacting with each other, the film is bounced off after deformation recovery, unevenness between the surfaces of the film can be caused, the quality of a produced polyethylene film finished product is reduced, when the cleaning box moves towards two sides, the cleaning roller is attached and supported on the polyethylene film, the uneven polyethylene film can be scraped towards two sides, the quality of the polyethylene film product during production is improved, meanwhile, dust on the polyethylene film can be scraped off by the cleaning roller, the dust falls into the first cavity along the curved surface, no dust exists at the position where the cleaning roller moves, better conveying of the polyethylene film can be realized during conveying, pits can not be formed when the polyethylene film is compressed on the first guide piece and the cooling assembly due to the existence of the dust, and the corona effect of the polyethylene film cannot be influenced, the quality of polyethylene film product is improved, the cleaning rod can rotate due to friction when the polyethylene film is in a flat state and passes through the cleaning rod, the polyethylene film is prevented from being scraped to be flat and then continuously moved to enable the polyethylene film to be torn or to be subjected to tensile deformation, the product quality during the production of the polyethylene film is ensured, the second cleaning assembly can clean dust on the surface of the polyethylene film on the other side of the cleaning rod when the cleaning box slides, the corona effect on the polyethylene film is improved, the quality of the polyethylene film product is improved, the polyethylene film is cooled when the position of the cooling assembly is subjected to corona treatment by the corona module, and the problem that the polyethylene film product quality is influenced by the change of thin film paper due to overhigh temperature is avoided.

Furthermore, a four-roll calender is needed to calender the material before the step D, so as to obtain the polyethylene film blank.

Further, the method comprises the following steps: before the calendering operation, the filtration and impurity removal operation is needed, and the impurities of the materials are removed through a 20-mesh filter screen, a 60-80-mesh filter screen and a 100-plus-150-mesh filter screen in sequence.

Furthermore, the first cleaning assembly also comprises two scraping plates arranged on the first cavity, a first helical gear arranged on the second rotating shaft, a second helical gear meshed with the first helical gear at an angle of 90-100 degrees, a third rotating shaft penetrating through the second helical gear, a fan blade arranged on the third rotating shaft and a fixing plate fixed on the cleaning box; the third rotating shaft is rotatably connected to the fixed plate; the two scraping plates are distributed around the cleaning rod at an angle of ninety degrees and are propped against the cleaning rod; the second rotating shaft is rotatably connected to the cleaning box in an interference fit manner; the power assembly comprises a sixth guide piece connected with the driving device, a second plate fixed on the sixth guide piece, a sliding piece arranged on the sixth guide piece in a sliding mode, a first spring arranged between the second plate and the sliding piece, a fourth rod fixed on the sliding piece, a sliding key arranged on the fourth rod, a third rod fixed on the cleaning box and a sliding groove arranged on the third rod; the third rod piece is arranged on a sliding key of the fourth rod piece in a sliding mode through the sliding groove; a second spring is arranged between the third rod piece and the sliding piece; the driving device can drive the sixth guide piece to move, the sliding piece on the sixth guide piece can be driven by the driving device to move towards two sides under the action of the driving device when moving, the sliding piece drives the fourth rod piece, the fourth rod piece drives the third rod piece, the third rod piece drives the cleaning box to move towards two sides, the cleaning box can drive the cleaning rod inside to move towards two sides, when the cleaning rod rotates, the first helical gear can drive the first helical gear through the second rotating shaft, and the first helical gear drives the second helical gear to enable the third rotating shaft to drive the fan blades to rotate; the fourth rod piece enables the third rod piece to be subjected to elasticity, the third rod piece enables the cleaning rod on the cleaning box to tightly push against the polyethylene film under the action of the elasticity, the polyethylene film with different thicknesses can be adapted to, meanwhile, the effect of scraping dust can be improved when the cleaning rod tightly pushes against the polyethylene film to move towards two sides, the pretightening force applied to the cleaning rod can be increased due to the tightly pushing polyethylene film, so that the friction force between the cleaning rod and the polyethylene film is increased, the cleaning rod can be more easily rotated by increasing the friction force after the polyethylene film is scraped, the polyethylene film cannot be stretched, deformed or damaged, the dust adhered to the cleaning rod can be scraped off from the cleaning rod through the scraping plate when the cleaning rod is rotated, the number of the scraping plates is two, the cleaning rod is scraped twice, the cleanness degree of the high-cleanness rod is improved, the effects of scraping and dust removal of the cleaning rod are improved, and new dust cannot be adhered to the polyethylene film, make the flabellum rotatory when the clearance rod is rotatory, can blow on the polyethylene film, the alignment is cooled down, also can blow away the dust from the polyethylene film, because the clearance rod is rotatory, can not scrape the dust, can make the dust receive wind-force influence no longer glue on the polyethylene film after on the polyethylene film under the wind-force effect, better by the clearance rod clearance, transport that can be better when having improved the polyethylene film and carrying, thereby improve the effect of polyethylene film corona, make the quality of polyethylene film product better.

Furthermore, the friction assembly comprises a fifth supporting piece arranged on the support, a second motor arranged on the fifth supporting piece, a fourth rotating shaft connected to the second motor, a first connecting rod connected with the fourth rotating shaft, a fifth rod piece penetrating through the first connecting rod, a second connecting rod connected with the fifth rod piece, a sixth rod piece penetrating through the second connecting rod, an abrasive plate connected with the sixth rod piece, a sixth supporting piece arranged on the abrasive plate, and a seventh guide piece arranged on the support; the sixth supporting piece is arranged on the seventh guiding piece in a sliding mode; the seventh guide part is contacted with the cleaning stick below; the number of the seventh guide parts is two, and each seventh guide part is provided with two sixth supporting parts; the second motor drives the fourth rotating shaft to rotate, the fourth rotating shaft drives the first connecting rod to rotate, the first connecting rod drives the second connecting rod through the fifth rod piece, then the second connecting rod drives the friction plate to move, and the friction plate is in reciprocating linear motion through the sliding connection of the seventh guide piece and the sixth supporting piece; reciprocating motion of friction board can drive the clearance rod rotatory, and the clearance rod still can with rub between the board rub, the rotatory dust that can be better messenger of clearance rod is cleared up by the scraper blade, the friction between clearance rod and the friction board can make the clearance rod have static, it makes can the dust adsorb on the clearance rod through static to clear up the dust to the polyethylene film, the cooperation goes up the flabellum and makes the dust on the polyethylene film blow off or receive the influence of wind-force, the power that the dust glued on the polyethylene film and wind-force go on with fall partly, the power that makes the dust receive reduces, later can be better adsorb the dust through the clearance rod of taking static, the clearance effect to the polyethylene film has been increased, do not influenced by the dust when making the polyethylene film corona, improve the corona effect, improve the quality of polyethylene film product.

Furthermore, the second cleaning assembly comprises a third plate fixed on the sliding part, a fourth plate fixedly connected to the third plate, a compression box fixed on the fourth plate, and an air injection pipe fixedly arranged on the compression box; the compression box is also fixed on the second plate; the outlet of the gas injection pipe is arranged on the upper surface of the polyethylene film; the compression box can be compressed in the prior art, and can automatically recover after the compression force is lost; can compress the compression case when the slider moves to both sides, air in the compression case blows off in jet-propelled pipe department afterwards, blows on the upper surface of polyethylene film, can blow off the dust on the polyethylene film, makes the polyethylene film can not have the dust to keep off on the polyethylene film when corona treatment, can not influence the effect of corona, has improved the quality of polyethylene film product.

Furthermore, the driving device comprises a first motor fixed on the bracket, a first rotating shaft connected to the first motor through the bracket, two belt transmission structures connected to the first rotating shaft, a plurality of first supporting pieces fixed on the bracket, a second supporting piece arranged above the first supporting piece, a first rod piece connected to the two second supporting pieces, a fourth guiding piece fixed on the first rod piece, a guide surface arranged on the fourth guiding piece, and a third supporting piece arranged on the fourth guiding piece and integrally formed; the belt transmission structure is the prior art, mainly adopts belt transmission consisting of a flat belt and belt wheels, and the belt transmission structure in the invention refers to the flat belt; the sixth guide piece is fixedly connected to the belt transmission structure; the cleaning and cooling devices are multiple, are uniformly distributed on the belt transmission structures and are fixed with the two belt transmission structures through sixth guide pieces; the third rod piece is attached to the guide surface; when the driving device operates, the first motor drives the first rotating shaft, the first rotating shaft drives the belt transmission structure, the rotating speed of the first motor can be controlled, the transmission speed of the belt transmission structure is the same as the conveying speed of the polyethylene film, even if the cleaning and cooling device on the belt transmission structure moves along with the belt transmission structure and keeps a static state with the polyethylene film, the third rod piece can move towards two sides under the action of the guide surface when the sliding piece moves along with the sixth guide piece, and the cleaning stick can move towards two sides; the state that clearance heat sink and polyethylene film kept mutual stillness can make the clearance rod polyethylene film can not let the polyethylene film receive direction of delivery's frictional force when moving to both sides, can clear up the dust on the polyethylene film and can not receive extra tensile force when strickleing off the polyethylene film, can not take place tensile deformation on the direction of delivery, the quality of keeping the polyethylene film that can be better, the quality of guaranteeing the polyethylene film product does not receive the influence.

Furthermore, the cooling assembly comprises a second rod piece fixed on the support, two first plates arranged on the second rod piece, a rotating joint connected with the first plates, and a fifth guide piece connected with the two rotating joints. The cooling unit is arranged on the water flowing pipe; a flange is arranged on the rotary joint; the rotary joint is rotatably connected to the fifth guide piece through a flange; a second cavity, a seventh rod piece and a stirring blade are arranged in the fifth guide piece; the fifth guide piece can rotate to convey the polyethylene film, the water flowing pipe piece circulates water in the fifth guide piece, and the seventh rod piece and the stirring blades are driven to rotate when the fifth guide piece rotates; the water in the flowing water pipe is circulated, so that the temperature of the water in the fifth guide part is low through the cooling unit, the heat of the polyethylene film is better absorbed, the temperature of the polyethylene film is reduced, the fifth guide part drives the stirring blade to rotate when rotating, the water in the fifth guide part can be conveyed with higher speed, the circulation speed is increased, and the cooling effect on the polyethylene film is improved. The corona effect of the polyethylene film is better, and the quality of the polyethylene film product is improved.

The invention has the following advantages: the light transmittance and transparency of the PE film are effectively improved by adding the anti-reflection agent; secondly, the light stability of the PE film is effectively improved by adding the light stabilizer, the PE film is not easy to age, and the service life is long; the addition of the polyester fibers effectively improves the toughness and the strength of the PE film, and further prolongs the service life of the PE film.

In conclusion, the cleaning roller which is in interference fit and is rotatably arranged in the cleaning box is arranged, so that wrinkles on the polyethylene film can be scraped, dust on the polyethylene film can be cleaned, and the corona effect of the polyethylene film is increased, so that the quality of a polyethylene film product is improved; the friction plate is arranged to increase static electricity for the cleaning rod, so that the dust cleaning effect of the cleaning rod is improved; the air injection pipe is arranged to clean dust on the upper side of the polyethylene film, so that the quality of the product is further improved; the driving device is arranged, so that the cleaning roller and the polyethylene film are in a relatively static state, the polyethylene film is protected from being damaged by stretching during cleaning, and the quality of a polyethylene film product is improved; set up the stirring leaf, improved the fifth guide to the polyethylene film's of corona position cooling effect, improved polyethylene film product quality.

Drawings

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

FIG. 2 is a schematic structural diagram of a driving device according to the present invention;

FIG. 3 is a schematic structural view of a power module according to the present invention;

FIG. 4 is a schematic structural view of a first cleaning assembly of the present invention;

FIG. 5 is a schematic view of the cleaning tank of the present invention;

FIG. 6 is a schematic structural view of a friction pack according to the present invention;

FIG. 7 is a schematic structural view of a sliding groove and a sliding key according to the present invention;

FIG. 8 is a schematic structural view of a fourth guide member according to the present invention;

FIG. 9 is a schematic structural view of a cooling assembly according to the present invention;

fig. 10 is a schematic view of an exploded structure of a seventh pin according to 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.

Example one

As shown in fig. 1-10, a polyethylene processing process is characterized by comprising the following steps:

step A, preparing materials: uniformly mixing 100 parts of polyethylene resin, 20 parts of calcium carbonate, 10 parts of polyester fiber, 5 parts of an anti-reflection agent, 5 parts of antistatic master batch, 2 parts of a plasticizer and 1 part of a light stabilizer by a mixer to obtain a raw material;

step B, mixing materials: putting the raw materials into a stirrer, heating the stirrer to 80 ℃, and stirring for 10 min;

step C, plasticizing: plasticizing and mixing the materials by a plasticizing machine;

step D, corona: carrying out corona treatment on the polyethylene film blank by adopting a corona device to obtain a finished polyethylene film product;

the corona device comprises a support 1, a driving device 2 arranged on the support 1, a cleaning and cooling device 3 connected with the driving device 2, a corona module 4 arranged on the support 1, a cooling assembly 5 arranged at the position of the corona module 4, a first guide part 6, a second guide part 7 and a third guide part 8, wherein the first guide part 6, the second guide part 7 and the third guide part 8 are connected with the support 1; a fourth supporting piece 41 is arranged on the corona module 4, and the corona module 4 is fixedly connected to the bracket 1 through the fourth supporting piece 41; the first guide 6, the second guide 7 and the third guide 8 are prior art, roller conveying structures; the polyethylene film horizontally passes through the first guide part 6, the second guide part 7, the third guide part 8 and the cooling component 5 and horizontally passes out; the driving device 2 and the cleaning and cooling device 3 are arranged below the polyethylene film; the corona module 4 is arranged above the polyethylene film; the cleaning and cooling device 3 comprises a power assembly 31 connected to the driving device 2, a first cleaning assembly 32 connected to the power assembly 31, and a second cleaning assembly 33 arranged on the power assembly 31 and connected to the first cleaning assembly 32; a friction member 34 provided below the driving device 2; the first cleaning assembly 32 comprises a cleaning box 321 arranged on the driving device 2 in a sliding manner through a power assembly 31, a first cavity 322 arranged in the cleaning box 321, a curved surface 323 arranged on the first cavity 322, a second rotating shaft 325 penetrating through the cleaning box 321, and a cleaning stick 326 connected to the second rotating shaft 325 and arranged in the first cavity 322; the polyethylene film is conveyed through the first guide part 6, the second guide part 7 and the third guide part 8, the driving device 2 below the polyethylene film drives the power assembly 31, and the cleaning box 321 can move towards two sides when conveyed along with the polyethylene film; when the corona module 4 is used for processing the film, the compression roller before corona processing is made of rubber.

Specifically, a four-roll calender is needed to calender the material before the step D, so as to obtain the polyethylene film blank.

Specifically, the following steps: before the calendering operation, the filtration and impurity removal operation is needed, and the impurities of the materials are removed through a 20-mesh filter screen, a 60-80-mesh filter screen and a 100-plus-150-mesh filter screen in sequence.

Specifically, the cleaning device comprises a power assembly 31, a sixth guide part 311, a second plate 312, a first spring 313, a sliding part 314, a third rod 315, a sliding groove 316, a fourth rod 317, a sliding key 318, a second spring 319, a first cleaning assembly 32, a fan blade 320, a cleaning box 321, a first cavity 322, a curved surface 323, a scraper 324, a second rotating shaft 325, a cleaning rod 326, a first bevel gear 327, a second bevel gear 328 and a third rotating shaft 329; the first cleaning assembly 32 further comprises two scrapers 324 arranged on the first cavity 322, a first bevel gear 327 arranged on the second rotating shaft 325, a second bevel gear 328 meshed with the first bevel gear 327 at an angle of 90-100 degrees, a third rotating shaft 329 penetrating through the second bevel gear 328, a fan blade 320 arranged on the third rotating shaft 329, and a fixing plate fixed on the cleaning box 321; the third rotating shaft 329 is rotatably connected to the fixing plate; the two scrapers 324 are distributed at ninety degrees around the cleaning roller 326 and abut against the cleaning roller 326; the second rotating shaft 325 is rotatably connected to the cleaning box 321 through interference fit; the power assembly 31 comprises a sixth guide 311 connected to the driving device 2, a second plate 312 fixed on the sixth guide 311, a sliding member 314 slidably arranged on the sixth guide 311, a first spring 313 arranged between the second plate 312 and the sliding member 314, a fourth rod 317 fixed on the sliding member 314, a sliding key 318 arranged on the fourth rod 317, a third rod 315 fixed on the cleaning box 321, and a sliding slot 316 arranged on the third rod 315; the third rod 315 is slidably disposed on the sliding key 318 of the fourth rod 317 through the sliding slot 316; a second spring 319 is arranged between the third rod 315 and the sliding part 314; wherein, the second plate 312 is fixedly connected to the sixth guiding element 311, the sliding element 314 is slidably connected to the sixth guiding element 311, the fourth rod 317 is fixedly connected to the sliding element 314, the sliding groove 316 is slidably connected to the sliding key 318, the cleaning box 321 is fixedly connected to the third rod 315, the scraper 324 is fixedly connected to the cleaning box 321, the second rotating shaft 325 is rotatably connected to the cleaning box 321, the cleaning rod 326 is fixedly connected to the second rotating shaft 325, the first helical gear 327 is fixedly connected to the second rotating shaft 325, the third rotating shaft 329 is fixedly connected to the second helical gear 328, and the fan blade 320 is fixedly connected to the third rotating shaft 329; the driving device 2 drives the sixth guiding element 311 to move, the sliding element 314 on the sixth guiding element 311 is acted by the driving device 2 to move the sliding element 314 to both sides when moving, the sliding element 314 drives the fourth rod 317, the fourth rod 317 drives the third rod 315, the third rod 315 drives the cleaning box 321 to move to both sides, the cleaning box 321 drives the cleaning rod 326 inside to move to both sides, when the cleaning rod 326 rotates, the first helical gear 327 is driven by the second rotating shaft 325, and the first helical gear 327 drives the second helical gear 328 to drive the third rotating shaft 329 to drive the fan blade 320 to rotate.

Specifically, the friction assembly 34, a fifth support 340, a second motor 341, a fourth rotating shaft 342, a first link 343, a fifth rod 344, a second link 345, a sixth rod 346, a friction plate 347, a seventh guide 348 and a sixth support 349 are included; the friction assembly 34 comprises a fifth supporting member 340 arranged on the bracket 1, a second motor 341 arranged on the fifth supporting member 340, a fourth rotating shaft 342 connected to the second motor 341, a first connecting rod 343 connected to the fourth rotating shaft 342, a fifth rod 344 passing through the first connecting rod 343, a second connecting rod 345 connected to the fifth rod 344, a sixth rod 346 passing through the second connecting rod 345, an abrasion plate 347 connected to the sixth rod 346, a sixth supporting member 349 arranged on the abrasion plate 347, and a seventh guiding member 348 arranged on the bracket 1; the sixth supporting member 349 is slidably disposed on the seventh guiding member 348; the seventh guide 348 is in contact with the cleaning roller 326 lying below; the number of the seventh guide members 348 is two, and each seventh guide member 348 is provided with two sixth supporting members 349; the fifth supporting member 340 is fixedly connected to the bracket 1, the second motor 341 is fixedly connected to the fifth supporting member 340, the fourth rotating shaft 342 is fixedly connected to the second motor 341, the first connecting rod 343 is fixedly connected to the fourth rotating shaft 342, the fifth rod 344 is fixedly connected to the first connecting rod 343, the second connecting rod 345 is rotatably connected to the fifth rod 344, the sixth rod 346 is fixedly connected to the fifth rod 344 cooling assembly 5, the friction plate 347 is rotatably connected to the sixth rod 346, the sixth supporting member 349 is fixedly connected to the friction plate 347, the sixth supporting member 349 is slidably connected to the seventh guiding member 348, and the seventh guiding member 348 is fixedly connected to the bracket 1; the second motor 341 drives the fourth rotating shaft 342 to rotate, the fourth rotating shaft 342 drives the first connecting rod 343 to rotate, the first connecting rod 343 drives the second connecting rod 345 through the fifth rod 344, then the second connecting rod 345 drives the friction plate 347 to move, and the friction plate 347 makes reciprocating linear motion through the sliding connection between the seventh guiding element 348 and the sixth supporting element 349.

Specifically, the cleaning device comprises a second cleaning component 33, a third plate 331, a fourth plate 332, a compression box 333 and an air injection pipe 334; the second cleaning assembly 33 comprises a third plate 331 fixed on the sliding member 314, a fourth plate 332 fixedly connected on the third plate 331, a compression box 333 fixed on the fourth plate 332, and an air injection pipe 334 fixedly arranged on the compression box 333; the compression box 333 is also fixed to the second plate member 312; the outlet of the gas lance 334 is on the upper surface of the polyethylene film; the compression box 333 is compressible in the prior art and can automatically recover after losing the compression force; the compression box 333 is compressed when the slider 314 moves to both sides, and then the air in the compression box 333 is blown out at the air jet pipe 334 to be blown on the upper surface of the polyethylene film.

Specifically, the device comprises a driving device 2, a first motor 21, a first rotating shaft 22, a belt transmission structure 23, a first support 24, a second support 25, a first rod 26, a fourth guide 27, a guide surface 271 and a third support 28; the driving device 2 comprises a first motor 21 fixed on the bracket 1, a first rotating shaft 22 connected to the first motor 21 through the bracket 1, two belt transmission structures 23 connected to the first rotating shaft 22, a plurality of first supporting pieces 24 fixed on the bracket 1, a second supporting piece 25 arranged above the first supporting piece 24, a first rod piece 26 connected to the two second supporting pieces 25, a fourth guiding piece 27 fixed on the first rod piece 26, a guiding surface 271 arranged on the fourth guiding piece 27, and a third supporting piece 28 integrally formed on the fourth guiding piece 27; the belt transmission structure 23 is the prior art, mainly a belt transmission consisting of a flat belt and a belt wheel, and the belt transmission structure 23 in the invention refers to the flat belt; the sixth guide member 311 is fixedly connected to the belt transmission structure 23; the cleaning and cooling devices 3 are uniformly distributed on the belt transmission structures 23 and are fixed with the two belt transmission structures 23 through sixth guide pieces 311; the third rod 315 is attached to the guide surface 271; wherein, the first motor 21 is fixedly connected to the bracket 1, the first rotating shaft 22 is fixedly connected to the output end of the first motor 21, the first support member 24 is fixedly connected to the bracket 1, the second support member 25 is fixedly connected to the first support member 24, the first rod member 26 is fixedly connected to the second support member 25, the fourth guide member 27 is fixedly connected to the first rod member 26, and the third support member 28 is fixedly connected to the first rod member 26; when the driving device 2 operates, the first motor 21 drives the first rotating shaft 22, the first rotating shaft 22 drives the belt transmission structure 23, and the rotating speed of the first motor 21 can be controlled, so that the transmission speed of the belt transmission structure 23 is the same as the polyethylene film transmission speed, even if the cleaning and cooling device 3 on the belt transmission structure 23 moves along with the belt transmission structure 23 and keeps a static state with the polyethylene film, the third rod 315 moves towards two sides under the action of the guide surface 271 when the sliding part 314 moves along with the sixth guide part 311, so that the cleaning stick 326 moves towards two sides.

Specifically, the cooling device comprises a cooling assembly 5, a second rod 51, a first plate 52, a rotary joint 53, a flange 531, a fifth guide member 54, a seventh rod 541, a second cavity 542, a stirring blade 543, a water flowing pipe 55 and a cooling unit 56; the cooling assembly 5 comprises a second rod 51 fixed on the bracket 1, two first plates 52 arranged on the second rod 51, a rotating joint 53 connected with the first plates 52, and a fifth guide 54 connected with the two rotating joints 53. A water flow pipe 55 communicating the two first plates 52, and a cooling unit 56 provided on the water flow pipe 55; the rotary joint 53 is provided with a flange 531; the rotary joint 53 is rotatably connected to the fifth guide 54 through a flange 531; a second cavity 542, a seventh rod 541 and a stirring blade 543 are arranged in the fifth guiding element 54; the second rod 51 is fixedly connected to the bracket 1, the first plate 52 is fixedly connected to the second rod 51, the rotary joint 53 is fixedly connected to the first plate 52, the flange 531 is integrally formed and fixedly connected to the rotary joint 53, the fifth guide 54 is rotatably connected to the flange 531, the stirring blade 543 is fixedly connected to the fifth guide 54, the seventh rod 541 is fixedly connected to the stirring blade 543, and the seventh rod 541 is rotatably connected to the second rod 51; the stirring blade 543 is arranged in the second cavity 542; the fifth guide 54 can rotate to convey the polyethylene film, the water flowing pipe 55 circulates the water inside the fifth guide 54, and the fifth guide 54 rotates to drive the seventh rod 541 and the stirring blade 543 to rotate.

Example two

The polyethylene processing technology is characterized by comprising the following steps:

step A, preparing materials: uniformly mixing 100 parts of polyethylene resin, 23 parts of calcium carbonate, 12 parts of polyester fiber, 7 parts of an anti-reflection agent, 6 parts of antistatic master batch, 2.5 parts of a plasticizer and 1.5 parts of a light stabilizer by a mixer to obtain a raw material;

step B, mixing materials: adding the raw materials into a stirrer, heating the stirrer to 83 ℃, and stirring for 15 min;

step C, plasticizing: plasticizing and mixing the materials by a plasticizing machine;

step D, corona: carrying out corona treatment on the polyethylene film blank by adopting a corona device to obtain a finished polyethylene film product;

specifically, a four-roll calender is needed to calender the material before the step D, so as to obtain the polyethylene film blank.

Specifically, the following steps: before the calendering operation, the filtration and impurity removal operation is needed, and the impurities of the materials are removed through a 20-mesh filter screen, a 60-80-mesh filter screen and a 100-plus-150-mesh filter screen in sequence.

EXAMPLE III

The polyethylene processing technology is characterized by comprising the following steps:

step A, preparing materials: uniformly mixing 100 parts of polyethylene resin, 25 parts of calcium carbonate, 15 parts of polyester fiber, 8 parts of an anti-reflection agent, 8 parts of antistatic master batch, 3 parts of a plasticizer and 2 parts of a light stabilizer by a mixer to obtain a raw material;

step B, mixing materials: putting the raw materials into a stirrer, heating the stirrer to 85 ℃, and stirring for 20 min;

step C, plasticizing: plasticizing and mixing the materials by a plasticizing machine;

step D, corona: carrying out corona treatment on the polyethylene film blank by adopting a corona device to obtain a finished polyethylene film product;

specifically, a four-roll calender is needed to calender the material before the step D, so as to obtain the polyethylene film blank.

Specifically, the following steps: before the calendering operation, the filtration and impurity removal operation is needed, and the impurities of the materials are removed through a 20-mesh filter screen, a 60-80-mesh filter screen and a 100-plus-150-mesh filter screen in sequence.

The specific working process of the invention is as follows: the polyethylene film is conveyed through the first guide member 6, the second guide member 7 and the third guide member 8, the first motor 21 drives the first rotating shaft 22, the first rotating shaft 22 drives the belt transmission structure 23, the rotating speed of the first motor 21 can be controlled, the transmission speed of the belt transmission structure 23 is the same as the conveying speed of the polyethylene film, the cleaning and cooling device 3 on the belt transmission structure 23 keeps a static state with the polyethylene film when moving along with the belt transmission structure 23, the belt transmission structure 23 drives the sixth guide member 311 to move, the third rod 315 can make the sliding member 314 move towards two sides under the action of the guide surface 271 when the sliding member 314 moves along with the sixth guide member 311, the sliding member 314 drives the fourth rod 317, the fourth rod 317 drives the third rod 315, the third rod 315 drives the cleaning box 321 to move towards two sides, and the cleaning box 321 can move towards two sides when conveying along with the polyethylene film, the cleaning box 321 will drive the cleaning rod 326 inside to move towards two sides, when the cleaning rod 326 rotates, the first bevel gear 327 will be driven by the second rotating shaft 325, the first bevel gear 327 will drive the second bevel gear 328 to make the third rotating shaft 329 drive the fan blade 320 to rotate, when the sliding member 314 moves towards two sides, the compression box 333 will be compressed, then the air in the compression box 333 will be blown out at the air injection pipe 334 and blown on the upper surface of the polyethylene film, the dust on the polyethylene film can be blown away, at the same time, the second motor 341 will drive the fourth rotating shaft 342 to rotate, the fourth rotating shaft 342 will drive the first connecting rod 343 to rotate, the first connecting rod 343 will drive the second connecting rod 345 by the fifth rod 344, then the second connecting rod 345 will drive the rubbing plate 347 to move, the rubbing plate 347 will make reciprocating linear motion by the sliding connection of the seventh guiding member 348 and the sixth supporting member 349, the sixth supporting member 349 will contact with the cleaning rod 326 moving downwards along with the belt transmission structure 23, the cleaning roller 326 is rotated, then the fifth guiding element 54 can be rotated to convey the polyethylene film, the water flowing pipe 55 circulates the water inside the fifth guiding element 54, and the fifth guiding element 54 rotates to drive the seventh rod 541 and the stirring blade 543 to rotate.

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.