Starch plasticses granulate water cooling drying equipment
Technical field
The utility model is related to plastic manufacturing apparatus field, more particularly to a kind of starch plasticses granulation water cooling to dry and set
It is standby.
Background technology
Raw material based on bio-based and biodegradable plastics is by after the techniques such as plasticization and modification, blending and modifying, it is necessary to logical
Comminutor is crossed, compound the pellet raw material for downstream product production is fabricated to, if the material strip of biodegradable plastic passes through
Water cooling, the pellet produced can absorb part moisture, influence the material performance and quality of downstream injecting products, so tradition is raw
Produce pellet technique be by raw material put into melt extruder after, by techniques such as tie rod, pelletizing, subpackages, during tie rod mainly by
The wind energy cooling material strip that equipment blower fan is provided, in order that the tie rod of new extrusion(Temperature is at 180-230 degrees Celsius)It is sufficiently cool, must
Must could be solved by lengthening wind bed length and increasing air quantity, the method has wind bed floor space greatly, and cooling is not thorough, root
Between root and same different parts are uneven, cause pelletizing, particle shape is irregular, and size is uneven, group's material phenomenon is serious, especially
It is more prominent in production in summer process shortcoming, in addition, during air-cooled, because tie rod temperature is high, can largely produce and contain
The flue gas of the organic matters such as polypropylene, the vegetable fat of volatilization, production environment is severe.
The content of the invention
In view of the shortcomings of the prior art, technical problem to be solved in the utility model is to provide a kind of starch plasticses and makes
Grain water cooling drying equipment, bio-based and biodegradable plastics are cooled down by after comminutor, carrying out water-cooled and then by drying
Tower is dried, and using water-cooled and the air-cooled means being combined, reaches uniform granulation, reduces the moisture in pellet, improve production efficiency
And yield rate.
The utility model solves the technical scheme that its technical problem used:
A kind of starch base starch plasticses granulate water cooling drying equipment, including material-extruding machine, water-cooled pelleter, delivery tube
Road, cooling tower is dried, the end of material-extruding machine is fixed with water-cooled pelleter, the discharging opening of water-cooled pelleter and the entrance of transport pipeline
Connection, the outlet of transport pipeline is connected with cooling tower is dried, and drying cooling tower includes tower wall, sub-material column plate and splicing column plate, point
Material column plate and splicing column plate vertical direction are spaced, i.e., be provided with splicing column plate between two sub-material column plates, or two connect
Sub-material column plate is provided between material column plate, sub-material column plate is taper, and summit is at feed opening, the lower edges of sub-material column plate
Gap between tower wall forms material path, and sub-material column plate bottom is provided with splicing of the inverted truncation without bottom surface cone shape
Column plate, splicing column plate upper edge is sealedly and fixedly connected with tower wall, and cone inside is used as splicing, and truncation is feed opening, sub-material tower
The summit of plate is arranged at feed opening.
Optimal, the cooling tower that dries also is included into wind apparatus, exhaust apparatus, wind condensing unit, wind condensing unit
Air outlet is connected with wind apparatus are entered, and the air inlet of wind condensing unit is connected with exhaust apparatus, is entered wind apparatus and is arranged on dry cooling
Tower bottom, dries the corresponding position of cooling tower and is provided with the air vent that connection dried inside cooling tower and entered wind apparatus, air-out
Device be arranged on dry cooling tower top, dry the corresponding position of cooling tower be provided with connection dry cooling tower inside and air-out
The exhaust vent of device, the cold wind of wind condensing unit air outlet enters to be blown into by entering wind apparatus and dries cooling tower, and exhaust apparatus will
Rise to the hot gas dried at the top of cooling tower to collect to the air inlet of wind condensing unit, hot blast is lowered the temperature into wind condensing unit
Blown out by air outlet after cold wind;The hole less than material size is provided with the sub-material column plate and splicing column plate.
Optimal, the water-cooled pelleter includes shell, motor, cutter shaft, blade, extrusion board, solid-liquid separation plate, water cooling
Device, frozen water machine, high-pressure water pipe, high-pressure nozzle, liquid outlet, material outlet, accommodate cutter shaft, blade, solid-liquid point in shell
From plate, extrusion board runs through shell, and one end is fixedly connected with the head of material-extruding machine, and motor is fixed on outer side, and motor drives
Cutter shaft perpendicular to extrusion board rotates, and the blade being fixed on cutter shaft rotates in extrusion plate surface around cutter shaft, under extrusion board
The oriented inclined solid-liquid separation plate of material outlet is installed in portion, and the solid-liquid separation plate periphery for being provided through hole is close with outer casing inner wall
Envelope is fixedly connected, and solid-liquid separation plate bottom is provided with liquid outlet, and liquid outlet is connected with the water inlet of water-cooling apparatus, water-cooled
But the delivery port of device is connected with high-pressure water pipe, and the other end of high-pressure water pipe is fixedly connected with high-pressure nozzle, and high-pressure nozzle runs through
Shell is fixed, and shower nozzle aims at extrusion board direction, and frozen water machine is that water-cooling apparatus supplements frozen water, water-cooling apparatus include housing,
Cold air inlet, hot-blast outlet, water pipe, filling pipe, water pipe in housing from cold air inlet to hot-blast outlet direction pushing disc around cloth
Put, water pipe is arranged near water outlet end with the filling pipe of frozen water machine outlet, housing side connects with cold air inlet, and phase
To opposite side connected with hot-blast outlet, the air outlet for drying the wind condensing unit of cooling tower is connected with cold air inlet, drying it is cold
But the air outlet of the wind condensing unit of tower is connected with hot-blast outlet.
Optimal, the transport pipeline is suction and conveying formula pneumatic transportation pipeline, and transport pipeline includes suction tube, separator, takes out
Feed channel and vavuum pump, one end of pump-line are connected with the bleeding point of vavuum pump, and the other end is connected with separator, suction tube
One end connected with separator, and the other end is arranged on the bottom of the material outlet of water-cooled pelleter, i.e. material from material outlet
Out lower freely falling body enters suction tube backward, and material and air fall into dry cooling after being separated in the separator from outlet
Tower;The exhaust outlet of vavuum pump is connected with the wind condensing unit for drying cooling tower.
As shown from the above technical solution, the utility model provides a kind of starch plasticses and granulates water cooling drying equipment,
Bio-based melting charge by die head extrude after, high-pressure cooling water chilling, at the same high speed blade cutting granulation, pellet pass through water under high pressure
Take out of into screen cloth water material and separate, material is transported to boiling pneumatic conveying drying cooling tower by air-flow, and material enters from tower top, cold air
Enter from bottom of towe, material passes through multistage porous plate, fully dispersed cooling freely falls, to bottom of towe, discharging reaches cool drying
Purpose, the utility model reaches uniform granulation, reduces the moisture in pellet, carry using water-cooled and the air-cooled means being combined
High efficiency and yield rate.
Brief description of the drawings
Accompanying drawing 1 is the structural representation that starch plasticses granulate water cooling drying equipment.
Accompanying drawing 2 is the sectional view that starch plasticses granulate water cooling drying equipment.
Accompanying drawing 3 is the structural representation of water-cooled pelleter.
In figure:Material-extruding machine 10, loading hopper 11, drive device 12, spiral propeller 13, packing cylinder 14, head 15, water-cooled are cut
Grain machine 20, shell 21, motor 22, cutter shaft 23, blade 24, extrusion board 25, material outlet 26, water-cooling apparatus 27, high-pressure water pipe
28th, high-pressure nozzle 29, transport pipeline 30, suction tube 31, separator 32, pump-line 33, vavuum pump 34, dry cooling tower 40,
Feed opening 41, discharging opening 42, tower wall 43, sub-material column plate 44, sub-material column plate support 45, splicing column plate 46, enter wind apparatus 47, air-out
Device 48, wind condensing unit 49.
Specific embodiment
With reference to accompanying drawing of the present utility model, the technical scheme to utility model embodiment is further elaborated.
A kind of starch plasticses granulate water cooling drying equipment, including material-extruding machine 10, water-cooled pelleter 20, transport pipeline
30th, cooling tower 40 is dried, the end of material-extruding machine 10 is fixed with water-cooled pelleter 20, material outlet and the transport of water-cooled pelleter 20
The entrance connection of pipeline 30, the outlet of transport pipeline 30 is connected with cooling tower 40 is dried.
Material-extruding machine 10 includes loading hopper 11, drive device 12, spiral propeller 13, packing cylinder 14, head 15, packing cylinder 14
The spiral propeller 13 of the driving of driven device 12 is inside installed, loading hopper 11 is connected with packing cylinder 14, the end of barrel is set
There is a head 15, material is by loading hopper 11 into being extruded by head 15 after packing cylinder 14.
Water-cooled pelleter 20 includes shell 21, motor 22, cutter shaft 23, blade 24, extrusion board 25, solid-liquid separation plate, water-cooled
But device 27, frozen water machine, high-pressure water pipe 28, high-pressure nozzle 29, liquid outlet, material outlet 26, cutter shaft is accommodated in shell 21
23rd, blade 24, solid-liquid separation plate, extrusion board 25 runs through shell 21, and one end is fixedly connected with the head 15 of material-extruding machine 10, motor
22 are fixed on the outside of shell 21, and motor 22 drives the cutter shaft 23 vertically with extrusion board 25 to rotate, is fixed on the blade on cutter shaft 23
24 rotate on the surface of extrusion board 25 around cutter shaft 23, and the blade 24 of water-cooled pelleter 20 includes blade, hollow hilt, duckbilled spray
Head a, branch of the water pipe of water-cooling apparatus 27 connects with the cavity of hilt, and the both sides of hilt cave inward, and blade fixes peace
In depression, the duckbilled shower nozzle of the oriented both sides blade water spray of inner side fixed installation in the middle of hilt, duckbilled shower nozzle to blade with squeeze
The contact surface water spray of ejecting plate 25;The motor 22 drives the reciprocating rotation of cutter shaft 23.
The inclined solid-liquid separation plate of oriented material outlet 26 is installed in the bottom of extrusion board 25, is provided through the solid-liquid of hole
Separating plate periphery is fixedly connected with the inner wall sealing of shell 21, and solid-liquid separation plate bottom is provided with liquid outlet, liquid outlet and water
The water inlet connection of cooling device 27, the delivery port of water-cooling apparatus 27 connects with high-pressure water pipe 28, high-pressure water pipe 28 it is another
End is fixedly connected with high-pressure nozzle 29, and high-pressure nozzle 29 is fixed through shell 21, and shower nozzle aims at the direction of extrusion board 25, frozen water machine
For water-cooling apparatus 27 supplements frozen water, water-cooling apparatus 27 includes housing, cold air inlet, hot-blast outlet, water pipe, filling pipe, water
Pipe in housing from cold air inlet to hot-blast outlet direction pushing disc around arrangement, the filling pipe with frozen water machine outlet is arranged on
Near water outlet end, housing side is connected water pipe with cold air inlet, and relative opposite side is connected with hot-blast outlet, dries cooling
The air outlet of the wind condensing unit 49 of tower 40 is connected with cold air inlet, dry cooling tower 40 wind condensing unit 49 air outlet with
Hot-blast outlet is connected.
Transport pipeline 30 is suction and conveying formula pneumatic transportation pipeline 30, and transport pipeline 30 includes suction tube 31, separator 32, pumping
Pipeline 33 and vavuum pump 34, one end of pump-line 33 connect with the bleeding point of vavuum pump 34, and the other end connects with separator 32
Logical, one end of suction tube 31 connects with separator 32, and the other end sets the bottom of material outlet 26 of water-cooled pelleter 20, i.e. thing
From material outlet 26, out lower freely falling body enters suction tube 31 to material backward, material and air separated in separator 32 after from
Outlet falls into and dries cooling tower 40.
Dry cooling tower 40 including feed opening 41, discharging opening 42, tower wall 43, sub-material column plate 44, sub-material column plate support 45, connect
Expect column plate 46, enter wind apparatus 47, exhaust apparatus 48, wind condensing unit 49, tower wall 43 is both ends open shape, the upper shed of tower wall 43 is
Feed opening 41, and under shed is discharging opening 42, sub-material column plate 44 and the vertical direction of splicing column plate 46 are spaced, i.e., two sub-materials
It is provided between column plate 44 and sub-material column plate 44, sub-material column plate 44 is provided between splicing column plate 46, or two splicing column plates 46
It is hollow taper, and summit, at feed opening 41, the gap between the lower edges and tower wall 43 of sub-material column plate 44 is formed
Material path, the bottom of sub-material column plate 44 is provided with splicing column plate 46 of the inverted truncation without bottom surface cone shape, sub-material column plate branch
One end of frame 45 is fixedly connected with the inwall of sub-material column plate 44, and the other end is fixedly connected with the outer wall of splicing column plate 46, splicing column plate
46 upper edges are sealedly and fixedly connected with tower wall 43, and cone inside is used as splicing, and truncation is the feed opening of splicing column plate 46, sub-material tower
The summit of plate 44 is arranged at the feed opening of splicing column plate 46, is provided with sub-material column plate 44 and splicing column plate 46 big less than material
Small hole, upper 1/3rd of sub-material column plate 44 is smooth flat, and descends 2/3rds deflectors for being provided with downward spiral,
Upper 1/3rd of splicing column plate 46 are smooth flat, and lower 2/3rds to be provided with direction opposite with the deflector of sub-material column plate 44
Downward spiral deflector.
The air outlet of wind condensing unit 49 is connected with wind apparatus 47 are entered, air inlet and the exhaust apparatus 48 of wind condensing unit 49
Connection, enters wind apparatus 47 installed in the bottom of cooling tower 40 is dried, and dries the corresponding position of cooling tower 40 and is provided with connection drying
The inside of cooling tower 40 and the air vent for entering wind apparatus 47, exhaust apparatus 48 are arranged on and dry the top of cooling tower 40, dry cooling tower
40 corresponding positions are provided with the exhaust vent that connection dries the inside of cooling tower 40 and exhaust apparatus 48, the air-out of wind condensing unit 49
Mouthful cold wind entered by entering wind apparatus 47 and be blown into and dry cooling tower 40, exhaust apparatus 48 will rise to and dry the top of cooling tower 40
Hot gas collect to the air inlet of wind condensing unit 49, hot blast is blown after being lowered the temperature into cold wind in wind condensing unit 49 by air outlet
Go out.
Bio-based and biodegradable plastics by after comminutor, carrying out the mode pelletizing of water-cooled, granulation outcome very well,
Grain is uniform, is then dried by the cooling tower 40 that dries of vertical direction, most important using water-cooled and the air-cooled means being combined
It is for drying the floor space of cooling tower 40 compared to relatively original wind bed long, floor space to be greatlyd save, while cooling down effect
Fruit is not bad, reduces the moisture in pellet, improve production efficiency and yield rate.