CN114516153A - Preparation equipment for PE (polyethylene) regenerated plastic particles - Google Patents
Preparation equipment for PE (polyethylene) regenerated plastic particles Download PDFInfo
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- CN114516153A CN114516153A CN202210187229.5A CN202210187229A CN114516153A CN 114516153 A CN114516153 A CN 114516153A CN 202210187229 A CN202210187229 A CN 202210187229A CN 114516153 A CN114516153 A CN 114516153A
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- 239000004033 plastic Substances 0.000 title claims abstract description 80
- 229920003023 plastic Polymers 0.000 title claims abstract description 80
- 239000002245 particle Substances 0.000 title claims abstract description 25
- 238000002360 preparation method Methods 0.000 title claims description 10
- 239000004698 Polyethylene Substances 0.000 title abstract description 83
- -1 polyethylene Polymers 0.000 title abstract description 5
- 229920000573 polyethylene Polymers 0.000 title abstract description 5
- 238000001816 cooling Methods 0.000 claims abstract description 165
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 79
- 230000006835 compression Effects 0.000 claims abstract description 18
- 238000007906 compression Methods 0.000 claims abstract description 18
- 238000007664 blowing Methods 0.000 claims description 58
- XBWAZCLHZCFCGK-UHFFFAOYSA-N 7-chloro-1-methyl-5-phenyl-3,4-dihydro-2h-1,4-benzodiazepin-1-ium;chloride Chemical compound [Cl-].C12=CC(Cl)=CC=C2[NH+](C)CCN=C1C1=CC=CC=C1 XBWAZCLHZCFCGK-UHFFFAOYSA-N 0.000 claims description 12
- 229920000426 Microplastic Polymers 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 8
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 23
- 238000000034 method Methods 0.000 description 17
- 230000008569 process Effects 0.000 description 10
- 238000001035 drying Methods 0.000 description 7
- 230000017525 heat dissipation Effects 0.000 description 7
- 239000012535 impurity Substances 0.000 description 6
- 239000002893 slag Substances 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000007864 aqueous solution Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000007654 immersion Methods 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention belongs to the technical field of industrial equipment, and particularly relates to equipment for preparing PE (polyethylene) regenerated plastic particles, which comprises a cooling tank, a compression roller and the following components: the support rod device is positioned in the cooling tank; the bubble generating device is connected with the supporting rod device and generates bubbles in the still water to accelerate the cooling speed of the still water so as to improve the cooling efficiency of the extruded high-temperature PE recycled plastic; the bubble generating device can not only dissipate heat and cool water without frequent water replacement, but also bring heat of PE plastic to the outside air for cold and hot alternation by the generation of bubbles during water cooling, thereby accelerating the cooling rate, improving the working efficiency, increasing the surface tension of the water surface by the bubbles and separating the sticky strip PE plastic, thereby ensuring the finished product quality of PE plastic particles.
Description
Technical Field
The invention belongs to the technical field of industrial equipment, and particularly relates to equipment for preparing PE (polyethylene) regenerated plastic particles.
Background
The PE recycled plastic is also called recycled polyethylene material, is usually granular, is prepared by the production process flows of feeding, heating extrusion, bracing cooling, drying, granulating and the like of waste PE plastic through preparation equipment of PE recycled plastic granules, has the advantages of low density, excellent heat resistance, capability of being used at about 100 ℃, good electrical property, high-frequency insulating property and the like which are not influenced by humidity, has relatively wide application range, can be used for manufacturing various living appliances such as plastic bags, stationery, buttons, zippers and the like, building tools, plastic doors and windows, mud ash barrels and the like, can reduce solid waste pollution, and plays a role in protecting environment and saving resources by using the PE recycled plastic to manufacture plastic products.
The important component part of cooling device in the preparation equipment of PE regeneration plastic granule is regarded as to the cooling bath, the strip PE plastics that will extrude through the heating are immersed and are cooled down in the still water of cooling bath, but the cooling effect that this kind of still water can play is not good, can only improve radiating effect through the method of extension cooling bath length and then the immersion time of extension strip PE plastics immersion in aquatic, like this though improved refrigerated effect, but seriously occupied the area in technology workshop, and the strip PE plastics temperature through the heating is very high, water in the cooling bath can constantly rise through long-time service temperature, and then reduce refrigerated efficiency, need to change the water in the cooling bath, seriously influence work efficiency.
In view of this, in order to overcome the above technical problems, the present invention designs and develops a device for preparing PE recycled plastic particles, which solves the above technical problems.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the invention provides equipment for preparing PE regenerated plastic particles, which solves the technical problems that the existing equipment for preparing PE regenerated plastic particles achieves a cooling effect by prolonging the soaking time of heated strip PE plastics in still water by lengthening the length of a cooling groove, the method not only occupies the use space of a workshop, but also ensures that the temperature is higher and higher as the working time is prolonged, the cooling effect is continuously reduced as the water in the cooling groove continuously absorbs the heat of the PE plastics, the finished product quality of the PE regenerated plastic particles is influenced, only the water can be replaced, and the working efficiency is seriously influenced.
In order to realize the purpose, the invention is realized by the following technical scheme: the invention provides a preparation device of PE recycled plastic particles, which comprises a cooling tank and a compression roller, and further comprises:
the support rod device is positioned in the cooling tank and can be used as a power source;
the bubble generating device is connected with the supporting rod device and generates bubbles in the still water to accelerate the cooling speed of the still water so as to improve the cooling efficiency of the extruded high-temperature PE recycled plastic;
preferably, the supporting rod device comprises:
the motor is positioned on the supporting plate outside the cooling groove;
the support rod is arranged above the cavity of the cooling tank through a fixed seat and a rotating shaft and is connected with the motor through the rotating shaft and the belt pulley;
the rotating shaft is connected with the belt pulley, the rotating shaft is connected with the fixed seats, and the fixed seats are arranged on the surfaces of two side edges of the cooling tank;
preferably, the bubble generating means includes:
the piston assemblies are arranged outside the two side walls of the cooling groove and are positioned at the lower end of the supporting rod device; the piston assembly further includes:
the piston shell is provided with a cavity;
The piston is positioned in the piston shell cavity and is in sliding connection with the piston shell;
the crankshaft is fixedly connected with the rotating shaft;
one end of the first connecting rod is connected to the surface of the belt pulley, and the other end of the first connecting rod is connected with the piston;
one end of the second connecting rod is connected to the crankshaft, and the other end of the second connecting rod is connected with the piston;
the air blowing port is arranged at the bottom of one side wall of the piston shell, which is attached to the cooling groove, and penetrates into the cooling groove;
the air inlet is arranged at the bottom of one side wall where the non-air blowing port is arranged and is connected with external air;
the exhaust pipe frame is arranged at the bottom of the cooling tank, and the air receiving port is connected with the air blowing port;
preferably, the surface of the exhaust pipe frame is provided with a plurality of uniformly distributed small holes;
preferably, the air inlet and the air blowing port are both provided with a one-way valve; the air blowing port is connected into the cooling groove through an L-shaped through hole;
preferably, a sealing ring is sleeved outside the joint of the air receiving port and the air blowing port of the exhaust pipe frame;
preferably, two ports of one end, far away from the air-receiving port, of the exhaust pipe frame are provided with support rods, the support rods extend to the outer side of the cooling tank, and the ends of the support rods are attached to the side wall of the cooling tank in an I-shaped manner;
Preferably, the end cap of the support rod is provided with a magnet sheet;
preferably, the surfaces of the press rollers are provided with uniformly distributed grooves;
preferably, a water inlet is formed in one side, close to the compression roller, of the cooling tank, a water outlet is formed in one side, close to the support rod device, of the cooling tank, and filter screens are arranged in the water inlet and the water blowing port;
the invention has the following beneficial effects:
1. according to the preparation equipment for PE regenerated plastic particles, provided by the invention, bubbles are continuously generated in the cooling tank through the bubble generating device, the heat of the high-temperature PE plastic strip is transferred to the air to form further cooling, and the problem of temperature rise caused by continuous work can be avoided by radiating water, so that the PE plastic strip is ensured to be cooled, and the problem that the cooling tank needs to be frequently changed with water due to temperature rise can be avoided.
2. According to the preparation equipment for PE recycled plastic particles, the front end and the rear end of the cooling tank are provided with the water inlet and the water outlet, the filter screens are respectively installed, crushed slag and impurities can fall off from the PE plastic strips in the cooling process, and the impurities and the crushed slag can be collected and cleaned through the filter screens when water in the tank is replaced after a period of time.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a top view of the present invention;
FIG. 2 is a right side view of the present invention;
FIG. 3 is a left side view of the present invention;
FIG. 4 is a partial cross-sectional view A of the present invention;
FIG. 5 is a body view of a strut of the present invention;
in the figure: the cooling device comprises a cooling tank 1, a compression roller 2, a motor 3, a supporting rod 4, a fixed seat 11, a supporting plate 12, a rotating shaft 32, a belt pulley 31, a piston shell 5, a piston 51, a crankshaft 33, a first connecting rod 52, a second connecting rod 53, an exhaust pipe frame 6, an air blowing port 54, an air inlet 55, an air receiving port 61, a one-way valve 7, a sealing ring 611, a supporting rod 62, a magnet piece 621, a water inlet 8, a water outlet 9 and a filter screen 81.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are a part of the embodiments of the present invention, but not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention provides equipment for preparing PE regenerated plastic particles, and solves the technical problems that the existing equipment for preparing PE regenerated plastic particles achieves a cooling effect by prolonging the soaking time of heated strip PE plastics in still water by lengthening the length of a cooling tank 1, the method not only occupies the use space of a workshop, but also causes the temperature to be higher and higher due to the fact that water in the cooling tank 1 continuously absorbs the heat of the PE plastics along with the extension of the working time, further causes the cooling effect to be continuously reduced, influences the finished product quality of the PE regenerated plastic particles, only can replace water and seriously influences the working efficiency.
In order to solve the technical problems, the technical scheme in the embodiment of the invention has the following general idea: the supporting rod device arranged on the cooling tank 1 can not only drag the running direction of the PE plastic strip and enable the PE plastic strip to vibrate to shake off water attached to the surface before entering the drying box to realize primary drying, but also can provide a power source for the bubble generating device arranged near the shell of the cooling tank 1, the bubble generating device continuously generates bubbles for water in the cooling tank 1 through the power source provided by the supporting rod device, so that the problem of frequent water change of water cooling is solved, meanwhile, the quality of the PE plastic strip is prevented from being influenced by the rising of water temperature, and the heat generated when the PE plastic strip is heated by the bubbles is brought into the air to contact with the air to further accelerate the cooling rate of the PE plastic strip in a cold-hot alternating manner during water cooling, the method of prolonging the length of the cooling tank 1 is not needed, the use space is greatly saved, and the consumption of water resources and energy resources is saved, the working efficiency and the finished product quality of the PE regenerated plastic particles are ensured.
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
The invention provides a preparation device of PE recycled plastic particles, which comprises a cooling tank 1 and a compression roller 2, and further comprises the following components:
the support rod device is positioned in the cooling tank 1;
the bubble generating device is connected with the supporting rod device, and generates bubbles in the still water to accelerate the cooling speed of the still water so as to improve the cooling efficiency of the extruded high-temperature PE recycled plastic;
the equipment for preparing the PE regenerated plastic particles comprises a cooling tank 1, wherein a compression roller 2 is arranged at a position, close to an outlet of an extruder, of the cooling tank 1, the compression roller 2 is arranged below the water surface of the cooling tank 1 through a support rod and is rotationally connected with the support rod through a bearing, a support rod device is arranged at one end, far away from the outlet of the extruder, of the cooling tank 1 and is positioned at the upper part of the cooling tank 1, and the lower end of the support rod device is connected with a bubble generating device;
compared with the cooling tank 1 used in the existing equipment for preparing PE regenerated plastic particles, the cooling tank 1 is lengthened to prolong the immersion time of PE plastic in water to achieve the cooling effect, but the method not only occupies the using area, but also the temperature of the PE plastic extruded by the extruder is extremely high, the water temperature can be continuously improved in the water cooling process, along with the extension of the working time, the water temperature can be increasingly high, so that the cooling effect on the PE plastic is not good, the quality of the PE plastic can be influenced, the final finished product quality is poor, and only the water in the cooling tank 1 can be replaced, so that the working progress is seriously influenced, and the water resource can be wasted;
The bubble generating device adopted by the invention can generate bubbles in water, so that the heat dissipation and cooling of the water can be realized, the frequent water replacement is not needed, the normal operation of the working process is ensured, the heat of the PE plastic can be brought to the outside air for cold and hot alternation through the generation of the bubbles during the water cooling, the cooling rate is further accelerated, the working efficiency is improved, the surface tension of the water surface can be increased by the bubbles, and the adhered strip PE plastic is separated, so that the finished product quality of the PE plastic particles is ensured.
As a specific embodiment of the present invention, the bar-holding device includes:
the motor 3 is positioned on the support plate 12 outside the cooling tank 1;
the support rod 4 is arranged above the cavity of the cooling tank 1 through a fixed seat 11 and a rotating shaft 32, and the support rod 4 is connected with the motor 3 through the rotating shaft 32 and a belt pulley 31;
the rotating shaft 32 is connected with the belt pulley 31, the rotating shaft 32 is connected with the fixed seat 11, and the fixed seats 11 are arranged on the surfaces of the two side edges of the cooling tank 1;
motor 3 installs in backup pad 12 with 1 fixed connection of cooling bath, die-pin 4 passes through fixing base 11 and installs at 1 upper surface of cooling bath and links to each other with motor 3 through belt pulley 31, in the course of the work, 3 drive die-pin 4 rotations of power supply motor, die-pin 4 rotates and shakes the moisture that will adhere to on the surface to produce the PE plastics that come to the transmission and shakes off and form preliminary drying, avoid influencing dry efficiency and influencing final finished product quality because of PE plastics surface adhesion's moisture in drying link, and the die-pin device can provide power source for bubble generating device as power source, make full use of avoids increaseing the consumption of the energy, the loss of the energy has been avoided.
As an embodiment of the present invention, the bubble generating means includes:
the piston assemblies are arranged outside two side walls of the cooling tank 1 and are positioned at the lower end of the supporting rod device; the piston assembly further includes:
a piston housing 5, wherein the piston housing 5 is provided as a cavity;
the piston 51 is positioned in the cavity of the piston shell 5 and is in sliding connection with the piston shell 5;
a crankshaft 33, wherein the crankshaft 33 is fixedly connected with the rotating shaft 32
A first connecting rod 52, wherein one end of the first connecting rod 52 is connected to the surface of the belt pulley 31, and the other end of the first connecting rod 52 is connected with the piston 51;
a second connecting rod 53, wherein the second connecting rod 53 is connected to the crankshaft 33, and the other end of the second connecting rod 53 is connected to the piston 51;
the air blowing port 54 is arranged at the bottom of a side wall which is formed by the piston shell 5 and the cooling tank 1 in a joint mode, and penetrates through the cooling tank 1;
an air inlet 55, wherein the air inlet 55 is arranged at the bottom of one side wall where the non-air blowing port 54 is arranged and is connected with external air;
the exhaust pipe frame 6 is arranged at the bottom of the cooling tank 1, and the air receiving port 61 is connected with the air blowing port 54;
a piston shell 5 with a cavity is arranged on the outer wall of two sides of the cooling tank 1 and positioned at the lower end of the supporting rod device, a piston 51 can slide in the piston shell 5, a first connecting rod 52 is hinged with a belt pulley 31 in the supporting rod device, the other end of the first connecting rod 52 is also connected with the piston 51 of the supporting rod device through a hinge, a crankshaft 33 extends outwards from a rotating shaft 32 at one end of the supporting rod device, which is not the belt pulley 31, the crankshaft 33 is rotatably connected with a second connecting rod 53, the other end of the second connecting rod 53 is connected with the piston 51 through a hinge, a blowing port 54 is arranged at the bottom of a side wall, which is attached to the cooling tank 1, of the piston shell 5 and the cooling tank 1 and penetrates into the cooling tank 1, an air inlet 55 is connected with external air at the bottom of the side wall, which is not the blowing port 54, an exhaust 6 is arranged at the bottom in the cooling tank 1 and is connected with the blowing port 54, a power source motor 3 works to drive the rotation of the belt pulley 31 and the crankshaft 33, promote piston 51's upper and lower extrusion and carry out the piston 51 motion, piston 51 extrusion air blows out gas from the mouth 54 of blowing, the mouth 61 that connects of blast pipe support 6 receives the air that the mouth 54 of blowing blew out and produces a large amount of bubbles at the bottom of the water, a large amount of bubbles constantly rise from the tank bottom and explode when reaching the horizontal plane and split, the bubble is at the area of contact of the burst increase water with the air in the twinkling of an eye, the heat transfer of aquatic realizes playing the effect of heat dissipation cooling to the inside aqueous solution of cooling bath 1 in the atmosphere through cold and hot alternating principle, it leads to the temperature to rise to have solved because of long-time cooling, make cooling bath 1 descend to the cooling effect of PE plastic strip, need to change the problem that the aqueous solution in the cooling bath 1 satisfies the cooling effect again, the cooling effect of cooling bath 1 to PE plastics has not only been guaranteed, and greatly improved work efficiency.
As a specific embodiment of the present invention, the surface of the exhaust pipe frame 6 is provided with a plurality of evenly distributed small holes;
offer a plurality of evenly distributed's aperture on blast pipe of blast pipe support 6, can increase the bubble quantity of production like this, the increase of bubble quantity can improve the speed and the intensity of heat transfer for the refrigerated speed of water heat dissipation, avoid the temperature to rise and lead to the reduction of cooling effect, increase the area of contact of PE plastics and water simultaneously, shift the heat of PE plastics to carry out cold and hot in the air and alternate, realize further cooling, improve the cooling effect of cooling bath 1.
As a specific embodiment of the present invention, the air inlet 55 and the air blowing port 54 are both provided with a check valve 7, the air blowing port 54 penetrates into the cooling tank 1 through an L-shaped through hole, and a sealing ring 611 is sleeved on a joint of the air receiving port 61 and the air blowing port 54 of the exhaust pipe frame 6;
the positions of the air inlet 55 and the air blowing port 54 are both provided with the check valve 7, the check valve 7 of the air inlet 55 is opened to suck air into the piston shell 5 on the way that the piston 51 ascends, the check valve 7 of the air inlet 55 is closed, the check valve 7 of the air blowing port 54 is opened to blow air to the exhaust pipe frame 6 so as to generate air bubbles, the air backflow at the air blowing port 54 is avoided in the process that the piston 51 ascends, the air blowing port 54 is led into the cooling tank 1 in an L shape, because the piston shell 5 and the supporting rod 4 are arranged on the same horizontal plane, if the air blowing port 54 directly penetrates through the cooling tank 1, the joint of the air receiving port 61 of the exhaust pipe frame 6 and the air blowing port 54 is just positioned right below the supporting rod 4, the air receiving port 61 of the exhaust pipe 6 can be shielded by the supporting rod to the visual field of an operator, and the splicing of the air receiving port 61 and the air blowing port 54 is not convenient, the time required by the installation process is seriously wasted, the air blowing port 54 is led to the cooling tank 1 in an L shape, so that the air blowing port 54 can be prevented from being just positioned under the supporting rod 4, the problem can be well avoided, an operator can visually observe the position of the air blowing port 54 conveniently, the air receiving port 61 of the exhaust pipe frame 6 and the air blowing port 54 can be spliced and disassembled conveniently, the disassembly and assembly work of the operator cannot be hindered by the supporting rod 4, a sealing ring 611 is sleeved on the outer ring of the joint of the air receiving port 61 of the exhaust pipe frame 6 and the air blowing port 54, the sealing ring 611 avoids air leakage and water leakage in the air blowing process, the efficiency of bubble generation is ensured, and the heat dissipation and cooling effects are improved.
As a specific embodiment of the present invention, two ports of the exhaust pipe frame 6 on the side away from the air intake 61 are both provided with a support rod 62, the support rod 62 extends to the outside of the cooling tank 1 and has an end in an i-shape attached to the side wall of the cooling tank 1, and a magnet piece 621 is sleeved on the end of the support rod 62;
keep away from the equal fixedly connected with branch 62 of both ends mouth of one side of gas connection port 61 at blast pipe support 6, branch 62 upwards extends to the 1 outside of cooling bath and the end is the laminating of I shape at 1 lateral wall of cooling bath, magnet piece 621 is installed to the inner wall of branch 62 end, blast pipe support 6 one end is connected with the mouth 54 of blowing through connecting gas connection port 61 and plays a supporting role, the other end is got in touch on 1 lateral wall of cooling bath through branch 62, and magnet piece 621 adsorbs and ensures that branch 62 stably gets in touch on the lateral wall at 1 outer wall of cooling bath, make blast pipe support 6 be in on same horizontal plane, the route of avoiding the bubble takes place the disorder, thereby lead to PE plastics to take place crooked gluing together, influence the finished product quality of work efficiency and PE plastic granules, also make things convenient for the dismantlement and the installation of blast pipe support 6 like this.
As a specific embodiment of the invention, the surfaces of the compression rollers 2 are provided with uniformly distributed grooves;
The surface of the compression roller 2 is provided with uniformly distributed grooves, and the PE plastic strips are just pressed in the grooves on the surface for conveying in the conveying process, so that the problem that the PE plastic strips are sticky in the conveying process can be avoided, and the quality of finished PE regenerated plastic particles is influenced.
As a specific embodiment of the invention, a water inlet 8 is formed in one side of the cooling tank 1 close to the compression roller 2, a water outlet 9 is formed in one side of the cooling tank 1 close to the supporting rod device, and filter screens 81 are arranged in the water inlet 8 and the water outlet 9;
the water inlet 8 has been seted up to one side that is close to compression roller 2 in the bottom of cooling bath 1, has seted up the delivery port near one side of die-pin device to all install filter screen 81 in water inlet 8 and delivery port 9, treat like this that the water in the cooling bath 1 uses after a period because the PE plastic strip can drop disintegrating slag and impurity at the refrigerated in-process, can collect the clearance with impurity and disintegrating slag through the filter screen when changing the water in the groove.
The working principle is as follows: the preparation equipment of PE regenerated plastic particles comprises a cooling tank 1, wherein a compression roller 2 is arranged at the position, close to an outlet of an extruder, of the cooling tank 1, the compression roller 2 is arranged below the water surface of the cooling tank 1 through a support rod and is rotationally connected with the support rod through a bearing, a support rod device is arranged at one end, far away from the outlet of the extruder, of the cooling tank 1 and is positioned at the upper part of the cooling tank 1, and a bubble generating device is connected with the lower end of the support rod device. The PE plastic cooling device has the advantages that the quality of PE plastic can be influenced, the quality of a final finished product is poor, and water in the cooling tank 1 can only be replaced, so that the progress of work is seriously influenced, and water resources are wasted. Motor 3 installs in backup pad 12 with 1 fixed connection of cooling bath, die-pin 4 passes through fixing base 11 to be installed at 1 upper surface of cooling bath and links to each other with motor 3 through belt pulley 31, in the course of the work, power supply motor 3 drive die-pin 4 rotates, die-pin 4 rotates and shakes the moisture that will adhere to on the surface to produce the PE plastics that the transmission comes and shake off and form preliminary drying, avoid influencing dry efficiency and influence final finished product quality because of PE plastics surface adhesion's moisture in drying link, and the die-pin device can provide the power source for bubble generating device as the power source, make full use of avoids the consumption that increases the energy, the loss of the energy has been avoided. A piston shell 5 with a cavity is arranged on the outer wall of two sides of the cooling tank 1 and positioned at the lower end of the supporting rod device, a piston 51 can slide in the piston shell 5, a first connecting rod 52 is hinged with a belt pulley 31 in the supporting rod device, the other end of the first connecting rod 52 is also connected with the piston 51 of the supporting rod device through a hinge, a crankshaft 33 extends outwards from a rotating shaft 32 at one end of the supporting rod device, which is not the belt pulley 31, the crankshaft 33 is rotatably connected with a second connecting rod 53, the other end of the second connecting rod 53 is connected with the piston 51 through a hinge, a blowing port 54 is arranged at the bottom of a side wall, which is attached to the cooling tank 1, of the piston shell 5 and the cooling tank 1 and penetrates into the cooling tank 1, an air inlet 55 is connected with external air at the bottom of the side wall, which is not the blowing port 54, an exhaust 6 is arranged at the bottom in the cooling tank 1 and is connected with the blowing port 54, a power source motor 3 works to drive the rotation of the belt pulley 31 and the crankshaft 33, promote piston 51's upper and lower extrusion and carry out the piston 51 motion, piston 51 extrusion air blows out gas from the mouth 54 of blowing, the mouth 61 that connects of blast pipe support 6 receives the air that the mouth 54 of blowing blew out and produces a large amount of bubbles at the bottom of the water, a large amount of bubbles constantly rise from the tank bottom and explode when reaching the horizontal plane and split, the bubble is at the area of contact of the burst increase water with the air in the twinkling of an eye, the heat transfer of aquatic realizes playing the effect of heat dissipation cooling to the inside aqueous solution of cooling bath 1 in the atmosphere through cold and hot alternating principle, it leads to the temperature to rise to have solved because of long-time cooling, make cooling bath 1 descend to the cooling effect of PE plastic strip, need to change the problem that the aqueous solution in the cooling bath 1 satisfies the cooling effect again, the cooling effect of cooling bath 1 to PE plastics has not only been guaranteed, and greatly improved work efficiency. Offer a plurality of evenly distributed's aperture on blast pipe of blast pipe support 6, can increase the bubble quantity of production like this, the increase of bubble quantity can improve the speed and the intensity of heat transfer for the refrigerated speed of water heat dissipation, avoid the temperature to rise and lead to the reduction of cooling action, increase the area of contact of PE plastics and water simultaneously, shift the heat of PE plastics to carry out cold and hot alternation in the air, realize further cooling, improve the cooling effect of cooling bath 1. The positions of the air inlet 55 and the air blowing port 54 are both provided with the check valve 7, the check valve 7 of the air inlet 55 is opened to suck air into the piston shell 5 on the way that the piston 51 ascends, the check valve 7 of the air inlet 55 is closed, the check valve 7 of the air blowing port 54 is opened to blow air to the exhaust pipe frame 6 so as to generate air bubbles, the air backflow at the air blowing port 54 is avoided in the process that the piston 51 ascends, the air blowing port 54 is led into the cooling tank 1 in an L shape, because the piston shell 5 and the supporting rod 4 are arranged on the same horizontal plane, if the air blowing port 54 directly penetrates through the cooling tank 1, the joint of the air receiving port 61 of the exhaust pipe frame 6 and the air blowing port 54 is just positioned right below the supporting rod 4, the air receiving port 61 of the exhaust pipe 6 can be shielded by the supporting rod to the visual field of an operator, and the splicing of the air receiving port 61 and the air blowing port 54 is not convenient, the time required by the installation process is seriously wasted, the air blowing port 54 is led to the cooling tank 1 in an L shape, so that the air blowing port 54 can be prevented from being just positioned under the supporting rod 4, the problem can be well avoided, an operator can visually observe the position of the air blowing port 54 conveniently, the air receiving port 61 of the exhaust pipe frame 6 and the air blowing port 54 can be spliced and disassembled conveniently, the disassembly and assembly work of the operator cannot be hindered by the supporting rod 4, a sealing ring 611 is sleeved on the outer ring of the joint of the air receiving port 61 of the exhaust pipe frame 6 and the air blowing port 54, the sealing ring 611 avoids air leakage and water leakage in the air blowing process, the efficiency of bubble generation is ensured, and the heat dissipation and cooling effects are improved. Keep away from the equal fixedly connected with branch 62 of both ends mouth of one side of gas connection port 61 at blast pipe support 6, branch 62 upwards extends to the 1 outside of cooling bath and the end is the laminating of I shape at 1 lateral wall of cooling bath, magnet piece 621 is installed to the inner wall of branch 62 end, blast pipe support 6 one end is connected with the mouth 54 of blowing through connecting gas connection port 61 and plays a supporting role, the other end is got in touch on 1 lateral wall of cooling bath through branch 62, and magnet piece 621 adsorbs and ensures that branch 62 stably gets in touch on the lateral wall at 1 outer wall of cooling bath, make blast pipe support 6 be in on same horizontal plane, the route of avoiding the bubble takes place the disorder, thereby lead to PE plastics to take place crooked gluing together, influence the finished product quality of work efficiency and PE plastic granules, also make things convenient for the dismantlement and the installation of blast pipe support 6 like this. The surface of the compression roller 2 is provided with uniformly distributed grooves, and the PE plastic strips are just pressed in the grooves on the surface to be conveyed in the conveying process, so that the problem that the PE plastic strips are sticky in conveying can be avoided, and the quality of finished products of PE regenerated plastic particles is influenced. The water inlet 8 has been seted up to one side that is close to compression roller 2 in the bottom of cooling bath 1, has seted up the delivery port near one side of die-pin device to all install filter screen 81 in water inlet 8 and delivery port 9, treat like this that water in the cooling bath 1 uses behind a period because the disintegrating slag and impurity can drop at the refrigerated in-process of PE plastic strip, can collect clearance with impurity and disintegrating slag through the filter screen when changing the water in the groove.
The foregoing shows and describes the general principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a preparation equipment of PE recycled plastic granule, includes cooling bath (1) and compression roller (2), its characterized in that: further comprising:
the support rod device is positioned in the cooling tank (1); the supporting rod device can be used as a power source;
the bubble generating device is connected with the supporting rod device, and the bubble generating device generates bubbles in the still water to accelerate the cooling speed of the still water and further improve the cooling efficiency of the extruded high-temperature PE recycled plastic.
2. The apparatus for preparing PE recycled plastic granules according to claim 1, wherein: the die-pin device includes:
the motor (3), the said motor (3) locates on the shoe plate (12) outside the cooling trough (1);
The support rod (4) is mounted above the cavity of the cooling tank (1) through a fixed seat (11) and a rotating shaft (32), and the support rod (4) is connected with the motor (3) through the rotating shaft (32) and a belt pulley (31);
pivot (32) are connected with belt pulley (31), pivot (32) are connected with fixing base (11), fixing base (11) are installed on cooling tank (1) both sides limit surface.
3. The apparatus for preparing PE recycled plastic granules according to claim 1, wherein: the bubble generating device includes:
the piston assemblies are arranged outside two side walls of the cooling tank (1) and are positioned at the lower end of the supporting rod device; the piston assembly further includes:
the piston shell (5), the piston shell (5) is set as a cavity;
the piston (51) is positioned in the cavity of the piston shell (5) and is in sliding connection with the piston shell (5);
the crankshaft (33), the said crankshaft (33) is fixedly connected with spindle (32);
one end of the first connecting rod (52) is connected to the surface of the belt pulley (31), and the other end of the first connecting rod (52) is connected with the piston (51);
one end of the second connecting rod (53) is connected with the crankshaft (33), and the other end of the second connecting rod (53) is connected with the piston (51);
the air blowing port (54) is arranged at the bottom of a side wall which is formed by attaching the piston shell (5) and the cooling groove (1) together, and penetrates into the groove of the cooling groove (1);
The air inlet (55) is formed in the bottom of one side wall where the non-air blowing opening (54) is located, and the air inlet (55) is connected with external air;
the exhaust pipe frame (6) is arranged at the bottom of the cooling tank (1), and the air receiving port (61) is connected with the air blowing port (54).
4. The apparatus for preparing PE recycled plastic granules according to claim 1, wherein: a plurality of evenly distributed small holes are formed in the surface of the exhaust pipe support (6).
5. The apparatus for preparing PE recycled plastic granules according to claim 1, wherein: the air inlet (55) and the air blowing port (54) are both provided with one-way valves (7); the air blowing port (54) penetrates into the groove of the cooling groove (1) through the L-shaped through hole.
6. The apparatus for preparing PE recycled plastic granules according to claim 1, wherein: and a sealing ring (611) is sleeved at the joint of the air receiving port (61) and the air blowing port (54) of the exhaust pipe frame (6).
7. The apparatus for preparing PE recycled plastic granules according to claim 1, wherein: two ports of one end, far away from the air receiving port (61), of the exhaust pipe frame (6) are respectively provided with a support rod (62), the support rods (62) extend to the outer side of the cooling tank (1), and the ends of the support rods are attached to the side wall of the cooling tank (1) in an I-shaped manner; .
8. The apparatus for preparing PE recycled plastic particles as claimed in claim 1, wherein: the end of the support rod (62) is sleeved with a magnet piece (621).
9. The apparatus for preparing PE recycled plastic particles as claimed in claim 1, wherein: the surface of the compression roller (2) is provided with uniformly distributed grooves.
10. The apparatus for preparing PE recycled plastic granules according to claim 1, wherein: the cooling tank (1) is close to compression roller (2) one side and has seted up water inlet (8), cooling tank (1) is close to die-pin device one side and has seted up delivery port (9), all be equipped with filter screen (81) in water inlet (8) and delivery port (9).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210187229.5A CN114516153A (en) | 2022-02-28 | 2022-02-28 | Preparation equipment for PE (polyethylene) regenerated plastic particles |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210187229.5A CN114516153A (en) | 2022-02-28 | 2022-02-28 | Preparation equipment for PE (polyethylene) regenerated plastic particles |
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| CN114516153A true CN114516153A (en) | 2022-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210187229.5A Pending CN114516153A (en) | 2022-02-28 | 2022-02-28 | Preparation equipment for PE (polyethylene) regenerated plastic particles |
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| CN117325501A (en) * | 2023-10-16 | 2024-01-02 | 成安县北方炭素有限公司 | Synchronous vacuumizing device of carbon extruder |
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