CN111231255A - Plastic film extrusion system - Google Patents
Plastic film extrusion system Download PDFInfo
- Publication number
- CN111231255A CN111231255A CN202010028932.2A CN202010028932A CN111231255A CN 111231255 A CN111231255 A CN 111231255A CN 202010028932 A CN202010028932 A CN 202010028932A CN 111231255 A CN111231255 A CN 111231255A
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- air
- mounting plate
- cavity
- plastic film
- wall
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- 238000001125 extrusion Methods 0.000 title claims abstract description 41
- 229920006255 plastic film Polymers 0.000 title claims abstract description 39
- 239000002985 plastic film Substances 0.000 title claims abstract description 38
- 230000007246 mechanism Effects 0.000 claims abstract description 59
- 238000010438 heat treatment Methods 0.000 claims abstract description 23
- 238000004140 cleaning Methods 0.000 claims description 17
- 238000005086 pumping Methods 0.000 claims description 6
- 238000010792 warming Methods 0.000 claims description 6
- 238000004378 air conditioning Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 239000010409 thin film Substances 0.000 claims description 2
- 238000001816 cooling Methods 0.000 abstract description 13
- 239000003000 extruded plastic Substances 0.000 abstract 1
- 239000003570 air Substances 0.000 description 74
- 239000010408 film Substances 0.000 description 4
- 230000010405 clearance mechanism Effects 0.000 description 3
- 235000013305 food Nutrition 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 244000309464 bull Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 235000013410 fast food Nutrition 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000011345 viscous material Substances 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/16—Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
- B08B1/165—Scrapers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
- B29C43/24—Calendering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/52—Heating or cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0011—Combinations of extrusion moulding with other shaping operations combined with compression moulding
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a plastic film extrusion system which comprises an extruder, wherein a first mounting plate and a second mounting plate are fixedly connected to the side wall of the extruder, the first mounting plate and the second mounting plate are arranged in parallel, a heating roller and a cooling roller are rotatably connected between the first mounting plate and the second mounting plate, a vortex tube is mounted on the side wall of the first mounting plate, the hot gas end of the vortex tube is connected with a hot gas pipe communicated with the heating roller, the cold gas end of the vortex tube is connected with a cold gas pipe communicated with the cooling roller, two first extrusion rollers which are arranged in parallel are rotatably connected between the first mounting plate and the second mounting plate, a fixing plate is fixed to the side wall of the first mounting plate, an interval adjusting mechanism is arranged on the fixing plate, and the interval adjusting mechanism is connected with two second extrusion rollers corresponding to the first extrusion rollers. The invention has reasonable structure, can quickly heat the plastic film extruded by the extruder before extrusion and quickly cool the extruded plastic film after extrusion.
Description
Technical Field
The invention relates to the technical field of plastic films, in particular to a plastic film extrusion system.
Background
Plastic film packages and plastic film packaged products account for a larger and larger share in the market, and particularly, composite plastic film flexible packages are widely applied to the fields of food, medicine, chemical industry and the like, wherein the proportion of the plastic film flexible packages is the largest, such as beverage packages, quick-frozen food packages, steamed and cooked food packages, fast food packages and the like, and the plastic film flexible packages bring great convenience to the life of people.
The existing plastic film extrusion forming equipment cannot rapidly heat in the extrusion process, so that the film becomes soft and is easy to extrude, and cannot rapidly cool after extrusion, and wrinkles and deformation are easily generated.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a plastic film extrusion system which can rapidly increase the temperature of a plastic film extruded by an extruder before extrusion and rapidly cool the plastic film after extrusion.
In order to achieve the purpose, the invention adopts the following technical scheme:
a plastic film extrusion system comprises an extruder, wherein a first mounting plate and a second mounting plate are fixedly connected to the side wall of the extruder, the first mounting plate and the second mounting plate are arranged in parallel, a heating roller and a cooling roller are rotatably connected between the first mounting plate and the second mounting plate, a vortex tube is mounted on the side wall of the first mounting plate, the hot gas end of the vortex tube is connected with a hot gas tube communicated with the heating roller, the cold gas end of the vortex tube is connected with a cold gas tube communicated with the cooling roller, two first extrusion rollers arranged in parallel are rotatably connected between the first mounting plate and the second mounting plate, a fixing plate is fixed to the side wall of the first mounting plate, an interval adjusting mechanism is arranged on the fixing plate, the interval adjusting mechanism is connected with two second extrusion rollers corresponding to the first extrusion rollers, and two device plates arranged in a relatively inclined manner are fixedly connected to the side wall of the first mounting plate, the film cleaning device is characterized in that a channel for a film to pass through is arranged in each device plate, air outlet mechanisms are arranged in the two device plates, the two air outlet mechanisms are respectively communicated with a hot air pipe and an air cooling pipe through connecting pipes, a scraper for cleaning the outer wall of a heating roller is fixed on the side wall of a first mounting plate, the tail end of the scraper is in contact with the outer wall of the heating roller, a device rod is fixed between the first mounting plate and a second mounting plate, a cleaning mechanism for cleaning the scraper is arranged in the device rod, a circular cavity and an air cavity are arranged in the first mounting plate, a rotating mechanism is arranged in the circular cavity, an air pumping mechanism matched with the rotating mechanism is arranged in the air cavity, and the rotating mechanism is connected with the cleaning mechanism through a transmission.
Preferably, interval adjustment mechanism includes the screw rod of running through threaded connection on the fixed plate, the end of screw rod is rotated and is connected with the connecting plate, all be equipped with the bar groove between the relative lateral wall of first mounting panel and second mounting panel, the bar inslot is equipped with the slide mechanism who is connected with the second squeeze roll.
Preferably, slide mechanism is including fixing the guide bar between the bar inslot wall, the cover is equipped with the sliding sleeve on the guide bar, two the roller of second squeeze roll rotates respectively and connects between the sliding sleeve, the lateral wall of sliding sleeve and the lateral wall fixed connection of connecting plate.
Preferably, clearance mechanism is including setting up the device groove in device pole upper end, it is connected with reciprocal lead screw to rotate between the inner wall in device groove, the cover is equipped with rather than complex screw cover on the reciprocal lead screw, the upper end of screw cover is fixed with the scraper that is used for clearing up the scraper blade, be fixed with the slide bar between the inner wall in device groove, the screw cover also suit is on the slide bar, the one end of reciprocal lead screw is fixed with the pivot that runs through the device groove.
Preferably, the rotating mechanism comprises a motor installed on the side wall of the first installation plate, a rotating rod penetrating through the first installation plate and the second installation plate is fixed at the tail end of an output shaft of the motor, and a cam is fixed on the outer wall of the rotating rod, which is located in the circular cavity.
Preferably, the air pumping mechanism comprises a piston arranged in the air cavity, the piston divides the air cavity into a first cavity and a second cavity, a supporting rod extending into the circular cavity is fixed on the side wall of the piston, a pulley is rotatably connected to the tail end of the supporting rod, the pulley abuts against the outer wall of the cam, a spring is elastically connected between the piston and the inner wall of the first cavity, air suction pipes are connected to the inner walls of the first cavity and the second cavity, a first air outlet pipe is connected to the inner wall of the first cavity, a second air outlet pipe is connected to the inner wall of the second cavity, check valves are installed in the air suction pipes, the first air outlet pipe and the second air outlet pipe, and the first air outlet pipe and the second air outlet pipe are respectively communicated with the two connecting pipes.
Preferably, the transmission mechanism comprises belt pulleys respectively fixed at the tail ends of the rotating rod and the rotating shaft, and a belt is sleeved between the two belt pulleys.
Preferably, the air outlet mechanism comprises air distribution cavities arranged on two sides of the channel, the inner wall of each air distribution cavity is provided with a plurality of air outlet holes communicated with the channel, and the air distribution cavities are communicated with the connecting pipes.
Compared with the prior art, the invention has the beneficial effects that:
1. through setting up vortex tube, heating pipe and cooling tube, the steam that can utilize the vortex tube to produce heats warming mill and chill roll respectively with cold air, can carry out quick heating and cooling to plastic film.
2. Through setting up slewing mechanism, pump gas mechanism and the mechanism of giving vent to anger, can mix external air and the steam and the air conditioning of pouring into, reduce vortex tube exhaust hot air temperature to and provide the temperature of air conditioning, even blowing again on plastic film, further improve heating and cooling speed.
3. By providing the scraper and the cleaning mechanism, the viscous substance adhered to the heating roller can be scraped off.
4. Through setting up interval adjustment mechanism, can be according to the extruded degree of plastic film, the interval between first squeeze roll of quick regulation and second squeeze roll.
Drawings
FIG. 1 is a schematic structural diagram of a plastic film extrusion system according to the present invention;
FIG. 2 is a schematic view of the interior of a first mounting plate of the plastic film extrusion system of the present invention;
FIG. 3 is a schematic front view of a second mounting plate of the plastic film extrusion system of the present invention;
FIG. 4 is a schematic view of a cleaning mechanism of the plastic film extrusion system of the present invention;
fig. 5 is an enlarged schematic view of the structure at a point a of the plastic film extrusion system according to the present invention.
In the figure: 1 extruder, 2 first mounting plate, 3 scraper blade, 4 heating roller, 5 hot air pipe, 6 vortex tube, 7 cold air pipe, 8 cooling roller, 9 scraper, 10 device rod, 11 rotating shaft, 12 first extrusion roller, 13 sliding sleeve, 14 connecting plate, 15 fixing plate, 16 rotating rod, 17 screw rod, 18 strip-shaped groove, 19 second extrusion roller, 20 first air outlet pipe, 21 spring, 22 air cavity, 23 piston, 24 air suction pipe, 25 round cavity, 26 cam, 27 abutting rod, 28 second air outlet pipe, 29 second mounting plate, 30 belt pulley, 31 belt, 32 device groove, 33 reciprocating screw rod, 34 sliding rod, 35 screw rod sleeve, 36 device plate, 37 air distribution cavity and 38 air outlet hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, a plastic film extrusion system comprises an extruder 1, a first mounting plate 2 and a second mounting plate 29 are fixedly connected to the side wall of the extruder 1, the first mounting plate 2 and the second mounting plate 29 are arranged in parallel, a heating roller 4 and a cooling roller 8 are rotatably connected between the first mounting plate 2 and the second mounting plate 29, a vortex tube 6 is mounted on the side wall of the first mounting plate 2, the hot gas end of the vortex tube 6 is connected with a hot gas tube 5 communicated with the heating roller 4, the cold gas end of the vortex tube 6 is connected with a cold gas tube 7 communicated with the cooling roller 8, two first extrusion rollers 12 arranged in parallel are rotatably connected between the first mounting plate 2 and the second mounting plate 29, a fixing plate 15 is fixed to the side wall of the first mounting plate 2, and a space adjusting mechanism is arranged on the fixing plate 15.
Spacing adjustment mechanism includes the screw rod 17 of through threaded connection on fixed plate 15, the end-to-end rotation of screw rod 17 is connected with connecting plate 14, all be equipped with bar groove 18 between the lateral wall that first mounting panel 2 is relative with second mounting panel 29, be equipped with the slide mechanism who is connected with second squeeze roll 19 in the bar groove 18, slide mechanism is including fixing the guide bar between bar groove 18 inner wall, the cover is equipped with sliding sleeve 13 on the guide bar, the roller of two second squeeze roll 19 rotates respectively to be connected between sliding sleeve 13, sliding sleeve 13's lateral wall and connecting plate 14's lateral wall fixed connection, it reciprocates to rotate screw rod 17 and drive connecting plate 14, connecting plate 14 drives sliding sleeve 13 and reciprocates along the guide bar, thereby adjust the interval between first squeeze roll 12 and the second squeeze roll 19.
The distance adjusting mechanism is connected with two second squeezing rollers 19 corresponding to the first squeezing rollers 12, the side wall of the first mounting plate 2 is fixedly connected with two device plates 36 which are arranged in a relatively inclined mode, channels for thin films to pass through are arranged in the device plates 36, air outlet mechanisms are arranged in the two device plates 36, the two air outlet mechanisms are respectively communicated with the hot air pipe 5 and the cold air pipe 7 through connecting pipes, the scraper 3 used for cleaning the outer wall of the heating roller 4 is fixed on the side wall of the first mounting plate 2, the tail end of the scraper 3 is in contact with the outer wall of the heating roller 4, a device rod 10 is fixed between the first mounting plate 2 and the second mounting plate 29, and a cleaning mechanism used for cleaning the scraper 3 is arranged in the device rod 10.
Clearance mechanism is including setting up device groove 32 in device pole 10 upper end, it is connected with reciprocal lead screw 33 to rotate between the inner wall in device groove 32, the cover is equipped with rather than complex screw cover 35 on the reciprocal lead screw 33, the upper end of screw cover 35 is fixed with the scraper 9 that is used for clearing up scraper blade 3, be fixed with slide bar 34 between the inner wall in device groove 32, screw cover 35 also suits on slide bar 34, the one end of reciprocal lead screw 33 is fixed with the pivot 11 that runs through device groove 32, pivot 11 drives reciprocal lead screw 33 and rotates, thereby take screw cover 35 reciprocating motion all around, drive the impurity of scraping off on the clearance scraper blade 3 that scraper 9 does not stop.
A round cavity 25 and an air cavity 22 are arranged in the first mounting plate 2, a rotating mechanism is arranged in the round cavity 25, a pumping mechanism matched with the rotating mechanism is arranged in the air cavity 22, the pumping mechanism comprises a piston 23 arranged in the air cavity 22, the piston 23 divides the air cavity 22 into a first cavity and a second cavity, a supporting rod 27 extending into the round cavity 25 is fixed on the side wall of the piston 23, the tail end of the supporting rod 27 is rotatably connected with a pulley, the pulley is supported against the outer wall of a cam 26, a spring 21 is elastically connected between the piston 23 and the inner wall of the first cavity, the inner walls of the first cavity and the second cavity are both connected with an air suction pipe 24, the inner wall of the first cavity is connected with a first air outlet pipe 20, the inner wall of the second cavity is connected with a second air outlet pipe 28, one-way valves are respectively arranged in the air suction pipe 24, the first air outlet pipe 20 and the second air outlet pipe 28, the starting motor drives the rotating rod 16 to rotate, the rotating rod 16 drives the cam 26 to rotate, and the abutting rod 27 enables the roller to be always attached to the outer wall of the cam 26 under the elastic action of the spring 21, so that the roller can reciprocate left and right along with the rotation of the cam 26, the abutting rod 27 drives the piston 23 to reciprocate left and right, and therefore outside normal-temperature air is sucked into the air cavity 22 through the air suction pipe 24 ceaselessly and then enters the connecting pipe through the first air outlet pipe 20 and the second air outlet pipe 28 respectively.
Rotating mechanism is connected through drive mechanism with clearance mechanism within a definite time, drive mechanism is including fixing respectively at the terminal belt pulley 30 of bull stick 16 and pivot 11, two belt pulley 30 within a definite time overlaps and is equipped with belt 31, air outlet mechanism is including setting up the branch gas chamber 37 in the passageway both sides, the inner wall of branch gas chamber 37 is equipped with a plurality of ventholes 38 with the passageway intercommunication, divide gas chamber 37 and connecting pipe intercommunication, get into in the branch gas chamber 37, finally blow in the passageway through a plurality of ventholes 38, because the direct entering of partial steam in hot-blast main 5 divides in the gas chamber 37, after mixing with the air of normal atmospheric temperature, make steam temperature reduce relatively, and the air conditioning temperature is corresponding to be improved, thereby carry out further heating to plastic film and improve the ductility, thereby improve the extrusion effect, also can cool off rapidly after the extrusion, avoid fold to warp.
According to the invention, a plastic film produced by an extruder 1 sequentially passes through a heating roller, two first extrusion rollers 19, channels of two device plates 36 and a cooling roller 18, a vortex tube 6 is started, compressed air enters the vortex tube 6, hot air is output from one end of the vortex tube 6, cold air is output from the other end of the vortex tube, the hot air is input into the heating roller 4 through a hot air tube 5, the cold air is input into a cooling roller 8 through a cold air tube 7, the plastic film passing through the heating roller 4 is heated, ductility is improved, according to the degree of extruding the film as required, a screw 17 is rotated to drive a connecting plate 14 to move up and down, and the connecting plate 14 drives a sliding sleeve 13 to move up and down along a guide rod, so that the; the starting motor drives the rotating rod 16 to rotate, the rotating rod 16 drives the cam 26 to rotate, the roller is always attached to the outer wall of the cam 26 under the elastic action of the spring 21 by the resisting rod 27, so that the cam 26 rotates to reciprocate left and right, the abutting rod 27 drives the piston 23 to reciprocate left and right, so that the ambient air is continuously sucked into the air cavity 22 through the air suction pipe 24, then respectively enters the connecting pipe through the first air outlet pipe 20 and the second air outlet pipe 28, then enters the air distribution cavity 37, and finally is blown into the channel through the air outlet holes 38, because part of the hot air in the hot air pipe 5 directly enters the air distribution chamber 37 and is mixed with the air at normal temperature, the temperature of the hot air is relatively reduced, and the temperature of the cold air is correspondingly increased, thereby carry out further heating improvement ductility to plastic film to improve the extrusion effect, also can cool off rapidly after the extrusion, avoid the fold to warp.
Because warming mill 4 lasts to plastic film heating, inevitably can remain the viscidity material on warming mill 4, can scrape down the viscidity material on warming mill 4 outer wall through setting up scraper blade 3, when the motor drives bull stick 16 pivoted, drive pivot 11 through belt pulley 30 and belt 31 and rotate, pivot 11 drives reciprocal lead screw 33 and rotates, thereby take lead screw cover 35 reciprocating motion all around, drive the impurity of scraping on the clearance scraper blade 3 that scraper 9 does not stop.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides a plastic film extrusion system, includes extruder (1), its characterized in that, the lateral wall fixedly connected with first mounting panel (2) and second mounting panel (29) of extruder (1), first mounting panel (2) and second mounting panel (29) parallel arrangement, it is connected with warming mill (4) and chill roll (8) to rotate between first mounting panel (2) and second mounting panel (29), vortex tube (6) is installed to the lateral wall of first mounting panel (2), the steam end of vortex tube (6) is connected with hot-air pipe (5) with warming mill (4) intercommunication, the air conditioning end of vortex tube (6) is connected with cold air pipe (7) with chill roll (8) intercommunication, it is connected with two parallel arrangement's first squeeze roll (12) to rotate between first mounting panel (2) and second mounting panel (29), the lateral wall of first mounting panel (2) is fixed with fixed plate (15), the device is characterized in that an interval adjusting mechanism is arranged on the fixed plate (15), the interval adjusting mechanism is connected with two second squeeze rollers (19) corresponding to the first squeeze rollers (12), the side wall of the first mounting plate (2) is fixedly connected with two device plates (36) which are arranged in a relatively inclined manner, channels for thin films to pass through are arranged in the device plates (36), air outlet mechanisms are arranged in the two device plates (36) and are respectively communicated with the hot air pipe (5) and the cold air pipe (7) through connecting pipes, the side wall of the first mounting plate (2) is fixedly provided with a scraper (3) for cleaning the outer wall of the heating roller (4), the tail end of the scraper (3) is contacted with the outer wall of the heating roller (4), a device rod (10) is fixed between the first mounting plate (2) and the second mounting plate (29), and a cleaning mechanism for cleaning the scraper (3) is arranged in the device rod (10), the cleaning device is characterized in that a circular cavity (25) and an air cavity (22) are arranged in the first mounting plate (2), a rotating mechanism is arranged in the circular cavity (25), an air pumping mechanism matched with the rotating mechanism is arranged in the air cavity (22), and the rotating mechanism is connected with the cleaning mechanism through a transmission mechanism.
2. The plastic film extrusion system according to claim 1, wherein the spacing adjustment mechanism comprises a screw (17) which is in threaded connection with the fixing plate (15) in a penetrating manner, the tail end of the screw (17) is rotatably connected with a connecting plate (14), a strip-shaped groove (18) is formed between the side walls of the first mounting plate (2) opposite to the second mounting plate (29), and a sliding mechanism connected with the second extrusion roller (19) is arranged in the strip-shaped groove (18).
3. The plastic film extrusion system according to claim 2, wherein the sliding mechanism comprises a guide rod fixed between the inner walls of the strip-shaped groove (18), a sliding sleeve (13) is sleeved on the guide rod, the roll shafts of the two second squeeze rolls (19) are respectively and rotatably connected between the sliding sleeve (13), and the side wall of the sliding sleeve (13) is fixedly connected with the side wall of the connecting plate (14).
4. The plastic film extrusion system according to claim 1, wherein the cleaning mechanism comprises a device groove (32) arranged at the upper end of the device rod (10), a reciprocating lead screw (33) is rotatably connected between the inner walls of the device groove (32), a lead screw sleeve (35) matched with the reciprocating lead screw (33) is sleeved on the reciprocating lead screw (33), a scraper (9) used for cleaning the scraper (3) is fixed at the upper end of the lead screw sleeve (35), a sliding rod (34) is fixed between the inner walls of the device groove (32), the lead screw sleeve (35) is also sleeved on the sliding rod (34), and a rotating shaft (11) penetrating through the device groove (32) is fixed at one end of the reciprocating lead screw (33).
5. The plastic film extrusion system according to claim 1, wherein the rotating mechanism comprises a motor mounted on the side wall of the first mounting plate (2), a rotating rod (16) penetrating through the first mounting plate (2) and the second mounting plate (29) is fixed at the tail end of an output shaft of the motor, and a cam (26) is fixed on the outer wall of the rotating rod (16) positioned in the circular cavity (25).
6. The plastic film extruding system according to claim 5, wherein the air pumping mechanism comprises a piston (23) disposed in the air cavity (22), the piston (23) divides the air cavity (22) into a first cavity and a second cavity, a propping rod (27) extending into the circular cavity (25) is fixed to a side wall of the piston (23), a pulley is rotatably connected to a tail end of the propping rod (27), the pulley abuts against an outer wall of the cam (26), a spring (21) is elastically connected between the piston (23) and an inner wall of the first cavity, air suction pipes (24) are connected to inner walls of the first cavity and the second cavity, a first air outlet pipe (20) is connected to an inner wall of the first cavity, a second air outlet pipe (28) is connected to an inner wall of the second cavity, and check valves are installed in the air suction pipes (24), the first air outlet pipe (20) and the second air outlet pipe (28), the first air outlet pipe (20) and the second air outlet pipe (28) are respectively communicated with the two connecting pipes.
7. The plastic film extrusion system according to claim 1, wherein the transmission mechanism comprises pulleys (30) respectively fixed at the ends of the rotating rod (16) and the rotating shaft (11), and a belt (31) is sleeved between the two pulleys (30).
8. The plastic film extrusion system according to claim 1, wherein the air outlet mechanism comprises air distribution chambers (37) provided at both sides of the channel, the inner wall of the air distribution chamber (37) is provided with a plurality of air outlet holes (38) communicated with the channel, and the air distribution chambers (37) are communicated with the connecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010028932.2A CN111231255B (en) | 2020-01-12 | 2020-01-12 | Plastic film extrusion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010028932.2A CN111231255B (en) | 2020-01-12 | 2020-01-12 | Plastic film extrusion system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111231255A true CN111231255A (en) | 2020-06-05 |
| CN111231255B CN111231255B (en) | 2021-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010028932.2A Expired - Fee Related CN111231255B (en) | 2020-01-12 | 2020-01-12 | Plastic film extrusion system |
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| CN (1) | CN111231255B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113798273A (en) * | 2021-08-06 | 2021-12-17 | 马国锋 | Equipment and method for cleaning residual materials of emulsion explosive packaging plastic film for underwater blasting |
| CN114633420A (en) * | 2022-03-30 | 2022-06-17 | 施伟强 | Cooling equipment for forming polyethylene film and forming process thereof |
| CN115122547A (en) * | 2022-08-02 | 2022-09-30 | 无锡安捷科技有限公司 | Eddy heating device and heating process |
| CN115318780A (en) * | 2022-08-25 | 2022-11-11 | 安徽通宇金属容器包装有限公司 | Cleaning device for formed iron cans |
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| WO2010029875A1 (en) * | 2008-09-11 | 2010-03-18 | 富士フイルム株式会社 | Process for producing resin sheet with thickness unevenness |
| MX2011013336A (en) * | 2010-12-08 | 2012-06-11 | Juan Antonio Mayer Goyenechea Caballero | Textile material impregnated with water base solution. |
| CN203779764U (en) * | 2013-11-21 | 2014-08-20 | 河南玖龙塑料科技有限公司 | Temperature control device of calender |
| CN207930974U (en) * | 2018-02-11 | 2018-10-02 | 扬州诚森塑胶有限公司 | A kind of cooling device of calender |
| CN208946505U (en) * | 2018-06-26 | 2019-06-07 | 浙江赛迅环保科技有限公司 | A kind of polytetrafluoroethylene (PTFE) material strip thermo-pressing moulder |
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2020
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| WO2010029875A1 (en) * | 2008-09-11 | 2010-03-18 | 富士フイルム株式会社 | Process for producing resin sheet with thickness unevenness |
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| CN203779764U (en) * | 2013-11-21 | 2014-08-20 | 河南玖龙塑料科技有限公司 | Temperature control device of calender |
| CN207930974U (en) * | 2018-02-11 | 2018-10-02 | 扬州诚森塑胶有限公司 | A kind of cooling device of calender |
| CN208946505U (en) * | 2018-06-26 | 2019-06-07 | 浙江赛迅环保科技有限公司 | A kind of polytetrafluoroethylene (PTFE) material strip thermo-pressing moulder |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113798273A (en) * | 2021-08-06 | 2021-12-17 | 马国锋 | Equipment and method for cleaning residual materials of emulsion explosive packaging plastic film for underwater blasting |
| CN113798273B (en) * | 2021-08-06 | 2022-12-20 | 鸿基建设工程有限公司 | Equipment and method for cleaning residual materials of emulsion explosive packaging plastic film for underwater blasting |
| CN114633420A (en) * | 2022-03-30 | 2022-06-17 | 施伟强 | Cooling equipment for forming polyethylene film and forming process thereof |
| CN115122547A (en) * | 2022-08-02 | 2022-09-30 | 无锡安捷科技有限公司 | Eddy heating device and heating process |
| CN115318780A (en) * | 2022-08-25 | 2022-11-11 | 安徽通宇金属容器包装有限公司 | Cleaning device for formed iron cans |
| CN115318780B (en) * | 2022-08-25 | 2024-04-16 | 安徽通宇金属容器包装有限公司 | Cleaning device for iron can after molding |
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| Publication number | Publication date |
|---|---|
| CN111231255B (en) | 2021-08-17 |
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