CN107571421A - With broken film functional plastics granulator - Google Patents

With broken film functional plastics granulator Download PDF

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Publication number
CN107571421A
CN107571421A CN201710879735.XA CN201710879735A CN107571421A CN 107571421 A CN107571421 A CN 107571421A CN 201710879735 A CN201710879735 A CN 201710879735A CN 107571421 A CN107571421 A CN 107571421A
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CN
China
Prior art keywords
feeding
millstone
conical surface
bar
group
Prior art date
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Pending
Application number
CN201710879735.XA
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Chinese (zh)
Inventor
张金伍
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Zhejiang Ouli Machinery Co Ltd
Original Assignee
Zhejiang Ouli Machinery Co Ltd
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Publication date
Application filed by Zhejiang Ouli Machinery Co Ltd filed Critical Zhejiang Ouli Machinery Co Ltd
Priority to CN201710879735.XA priority Critical patent/CN107571421A/en
Publication of CN107571421A publication Critical patent/CN107571421A/en
Pending legal-status Critical Current

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Abstract

The invention discloses with broken film functional plastics granulator, including feeding cylinder, feed cylinder and feeding spiro rod, feeding cylinder is connected to the top of feed cylinder, and feeding spiro rod rotates to be driven in feed cylinder by main motor, it is characterised in that:The top of feeding cylinder is provided with feeding warehouse, and the side wall of feeding warehouse is provided with discharge opening, movable blade and fixing cutter are provided with feeding warehouse, fixing cutter is connected to the side wall of feeding warehouse, movable blade is connected on cutterhead, and the lower section of feeding warehouse is provided with fishback, and cutterhead, fishback are fixedly connected on the upper rod end of feeding spiro rod.The present invention carries broken film function, and plastics granulation is carried out in a manner of the material of turning a millstone for increasing density of material, suitable for the strong plastic material of viscosity.

Description

With broken film functional plastics granulator
Technical field
The present invention relates to a kind of plastics machinery, and in particular to a kind of plastics granulator of the broken film function of band.
Background technology
Plastic granulator is a kind of equipment that plastic raw materials are made to plastic pellet.It is substantially in the market using electricity Heat extrusion way and carry out plastic granulating, be i.e. plastic raw materials are added in horizontal barrel, and barrel passes through the high-power electrical heating in surface Plastic raw materials are subjected to high temperature melt, feeding is then carried out from one long in barrel screw rod and will melt plastics from die head toward It is outer to be extruded into slice, plastic pellet is then cut into by blade after slice water cooling, above-mentioned comminutor power consumption is big, volume is big. For overcome the deficiencies in the prior art, applicant develops new plastic granulator, is rotated, made using the scraper plate extruded in mould cylinder Scraper block on scraper plate, which rolls the material positioned at extrusion mould cylinder inwall and produces heat, melts material to carry out plastic granulating, no Electrical heating is used, so there can be more than 30% energy-conservation.But for the very strong plastic raw materials of some viscosity, the viscosity after thawing High, mobility extreme difference, and enter the plastic raw materials of extrusion mould cylinder after the feeding for passing through feeding spiro rod(Generally demihull shape), its Intermediate gaps are still very big, and the density of raw material is small, therefore also small to the motive force of front material in extrusion mould cylinder, extrude mould cylinder Interior pressure is inadequate.So under the effect of above-mentioned composite factor, it may result in when material is extruded from the extrusion cavities for extruding mould cylinder and deposit In difficulty, low production efficiency, and often in the case of material overheat generation coking phenomenon under the rolling of scraper block, cause plastics Granulator can not be produced normally.
The content of the invention
In view of the shortcomings of the prior art, the purpose of the present invention is to be that providing one kind carries broken film function, and to increase material The material mode of turning a millstone of material density carries out plastics granulation, suitable for the broken film functional plastics granulator of band of sticky strong plastic material.
The present invention is implemented by the following technical programs:
With broken film functional plastics granulator, including feeding cylinder, feed cylinder and feeding spiro rod, feeding cylinder is connected to the upper of feed cylinder Side, feeding spiro rod rotates to be driven in feed cylinder by main motor, it is characterised in that:The top of feeding cylinder is provided with charging Storehouse, the side wall of feeding warehouse are provided with discharge opening, are provided with movable blade and fixing cutter in feeding warehouse, fixing cutter is connected to the side of feeding warehouse Wall, movable blade are connected on cutterhead, and the lower section of feeding warehouse is provided with fishback, and cutterhead, fishback are fixedly connected on feeding spiro rod Upper rod end.
The bottom of feed cylinder is provided with upper lower millstone, makees to relatively rotate between upper lower millstone and sets, the lower surface of upper millstone with Abrasive material space is formed between the upper surface of lower millstone, the lower surface of upper millstone has first conical surface being inwardly recessed, lower millstone Upper surface has second conical surface of outwardly convex, and the distance that first, second conical surface mutually leaves is in mill in the radial direction from interior Taper into outward and the outermost circle in abrasive material space forms extrusion, the first conical surface circumference is laid a plurality of upper groove and set If first group of bar that material promotes toward extrusion direction in capable person's abrasive material space, first group of bar protrudes from first conical surface, the second cone If face circumference lays a plurality of lower groove and sets second group of bar that material promotes toward extrusion direction in capable person's abrasive material space, the Two groups of bars protrude from second conical surface, and the outboard end of upper and lower groove extends to extrusion.
The broken film functional plastics granulator of band of above-mentioned technical proposal, the plastic raw materials of demihull shape are broken into by movable blade first Fritter fragment, then the plastic raw materials of fritter fragment are in the case where the comb of fishback is dynamic, more preferably into feeding cylinder, feed cylinder and by feeding Screw feeding improves production efficiency, and enter in a manner of the material of turning a millstone for increasing density of material in the abrasive material space between upper lower millstone Row plastics are pelletized, and suitable for the strong plastic material of viscosity, operation principle is:Raw material is sent between upper lower millstone what is formed by feeding spiro rod In abrasive material space, due to the low inside and high outside design in abrasive material space, and under the radial direction pusher effect of first, second group of bar, make modeling Material raw material slowly increases in abrasive material space toward its density in the moving process in extrusion direction, wherein first, second group of bar is also Play a part of stirring raw material;Upper lower millstone relatively rotates simultaneously, and to raw material progress, friction generates heat to melt raw material, wherein The design increase friction area of upper lower groove, makes to produce bigger frictional heat between raw material and upper lower millstone, melts to accelerate raw material Change and play a part of stirring material, prevent surface of material hot-spot and produce coking caking, enable material swimmingly from Extrusion is extruded;Because material wears into flowable semifluid with being alleviated in abrasive material space, although viscosity high fluidity Difference, but under the strength promotion of the density effect of back material, the material of thawing is still able to very swimmingly from extrusion quilt Extrusion, forms the interrupted and irregular elongated material that general diameter is 0.6-0.8cm, length is 3-8cm, then these elongated material quilts Pass out to outside, under the crushing of pulverizer plastic pellet.
Preferably, the setting direction of upper and lower groove and the radial direction of mill are mutually first, second deflection angle, the First, the direction of the second deflection angle is identical;First, second group article of setting direction and the radial direction of mill are mutually the 3rd, Four deflection angles, the direction of the three, the 4th deflection angles is identical with the direction of first, second deflection angle, turns in upper lower millstone Move to first, second group of bar be mutually aligned when, the distance mutually left between the bottom surface of the first group of bar and the top surface of second group of bar Tapered into outward from interior in the radial direction in mill.Above-mentioned design can play a part of more preferably promoting material and stirring material, It can be more swimmingly extruded beneficial to material from extrusion, improve production efficiency.
Preferably, upper groove has a different length, the upper groove of the different length phase on the circumferencial direction of first conical surface Mutual stagger setting, lower groove have different length, and the lower groove of different length mutually staggers on the circumferencial direction of second conical surface Set.Above-mentioned design makes lower groove more reasonably be configured in disc surface, can be more swimmingly from extrusion beneficial to material Mouth is extruded.
Preferably, upper millstone is fixed on feed cylinder, lower millstone is fixed on feeding spiro rod, between upper lower millstone away from From adjustable.
Preferably, the inner tube wall of feed cylinder sets the vertical floor that a plurality of circumference is laid, vertical floor passes through from top to bottom Wear feed cylinder.Above-mentioned design can make in abrasive material space, and extruding air caused by plastic raw materials can be by empty between vertical floor Gap is outwards drained in time.
In summary, plastic granulator of the invention, first by the plastic raw materials of demihull shape(That is waste product plastic sheeting)Smash, so Plastics granulation is carried out in a manner of the material of turning a millstone for increasing density of material afterwards, suitable for the granulation production of sticky strong plastic material, with showing There is technology to compare, there are prominent substantive distinguishing features and significant progress.
Brief description of the drawings
The present invention has the following drawings:
Fig. 1 is the structural representation of the present invention,
Graphs of a relation of the Fig. 2 between upper lower millstone,
Fig. 3 is the overlook direction figure of lower millstone in Fig. 2,
Fig. 4 is that upper millstone looks up directional diagram in Fig. 2,
Fig. 5 is the section view of lower groove,
Fig. 6 is the section view of upper groove.
Embodiment
As illustrated, the broken film functional plastics granulator of band of the present invention, including feeding cylinder 4, feed cylinder 3 and feeding spiro rod 5, Feeding cylinder 4 is connected to the top of feed cylinder 3, and feeding spiro rod 5 rotates to be driven in feed cylinder 3 by main motor 11, is fed The top of cylinder 4 is provided with feeding warehouse 9, and feeding warehouse 9 is provided with discharge opening, movable blade 8 and fixing cutter 7, fixing cutter 7 are provided with feeding warehouse 9 The side wall of feeding warehouse 9 is connected to, movable blade 8 is connected on cutterhead, and the lower section of feeding warehouse 9 is provided with fishback 6, cutterhead, fishback 6 The upper rod end of feeding spiro rod 5 is fixedly connected on, the inner tube wall of feed cylinder 3 sets the vertical floor 10 that a plurality of circumference is laid, vertically Floor 10 runs through feed cylinder 3 from top to bottom.
The bottom of feed cylinder 3 is provided with upper lower millstone, makees to relatively rotate setting between upper lower millstone, upper millstone 2, which is fixed on, to be sent On barrel 3, lower millstone 1 is fixed on feeding spiro rod 5, and the distance between upper lower millstone is adjustable, the lower surface of upper millstone 2 and lower mill Abrasive material space A is formed between the upper surface of disk 1, the lower surface of upper millstone 2 has first conical surface 14 being inwardly recessed, lower millstone 1 Upper surface there is second conical surface 18 of outwardly convex, the distance that first, second conical surface mutually leaves in mill in the radial direction Taper into outward from interior and form extrusion 16 in abrasive material space A outermost circle, the opening size of extrusion 16 typically sets For 3-5mm, the circumference of first conical surface 14 lays 72 upper grooves 15 and sets eight by the past extrusion of material in the A of abrasive material space First group of bar 13 that 16 directions of mouth promote, first group of bar 13 protrude from first conical surface 14, and the circumference of second conical surface 18 lays 36 Bar lower groove 17 simultaneously sets six second group of bars 12 for promoting material in the A of abrasive material space toward the direction of extrusion 16, second group of bar 12 protrude from second conical surface 18, and the outboard end of upper and lower groove extends to extrusion.The setting direction of upper and lower groove and mill Radial direction is mutually first, second deflection angle, and the direction of first, second deflection angle is identical, and the first deflection angle is 7-12 Degree(Angle between upper groove outermost circle and upper trench length direction), the second deflection angle is 7-12 degree(Lower groove outermost circle With the angle between lower groove length direction), upper groove 15 has three kinds of different lengths, and the upper groove 15 of different length is first Mutual stagger setting on the circumferencial direction of the conical surface 14, lower groove 17 have three kinds of different lengths, and the lower groove 17 of different length exists Mutual stagger setting on the circumferencial direction of second conical surface 18;The setting direction of the first, second group of bar and the radial direction of mill are mutual Into the three, the 4th deflection angles, the direction of the three, the 4th deflection angles is identical with the direction of first, second deflection angle, upper When lower millstone turns to first, second group of bar and is mutually aligned, phase between the bottom surface of first group of bar 13 and the top surface of second group of bar 12 The distance mutually left tapers into outward from interior in the radial direction in mill, and the bottom surface of first group of bar 13 has and first conical surface 14 First inclined plane in same direction, the top surface of second group of bar 12 have the second inclined plane with second conical surface, 18 same direction.
The present invention the course of work be:It is broken that the plastic raw materials of demihull shape are broken into fritter first in feeding warehouse by movable blade Piece, then the plastic raw materials of fritter fragment come out from discharge opening, it is dynamic lower into feeding cylinder, feed cylinder and by sending in the comb of fishback Screw feeding is expected in the abrasive material space between upper lower millstone, due to the low inside and high outside design in abrasive material space, and at first, second group Under the radial direction pusher effect of bar, plastic raw materials are made slowly to add toward its density in the moving process in extrusion direction in abrasive material space Greatly, wherein first, second group of bar also acts as the effect of stirring raw material;Upper lower millstone is relatively rotated simultaneously, and raw material is rubbed Heat is produced to melt raw material, wherein the design increase friction area of upper lower groove, makes to produce more between raw material and upper lower millstone Big frictional heat, come accelerate raw material melt and play a part of stir material, prevent surface of material hot-spot and produce coking Caking, enables material to be swimmingly extruded from extrusion;Due to material worn into being alleviated in abrasive material space it is flowable Semifluid, although viscosity high fluidity is poor, in the case where the strength of the density effect of back material promotes, the material of thawing still can It is enough to be swimmingly extruded from extrusion very much, formed general diameter be 0.6-0.8cm, length be the interrupted and irregular of 3-8cm Elongated material, then these elongated material be sent to outside, under the crushing of pulverizer plastic pellet.

Claims (6)

1. with broken film functional plastics granulator, including feeding cylinder, feed cylinder and feeding spiro rod, feeding cylinder is connected to the upper of feed cylinder Side, feeding spiro rod rotates to be driven in feed cylinder by main motor, it is characterised in that:The top of feeding cylinder is provided with charging Storehouse, the side wall of feeding warehouse are provided with discharge opening, are provided with movable blade and fixing cutter in feeding warehouse, fixing cutter is connected to the side of feeding warehouse Wall, movable blade are connected on cutterhead, and the lower section of feeding warehouse is provided with fishback, and cutterhead, fishback are fixedly connected on feeding spiro rod Upper rod end.
2. as claimed in claim 1 with broken film functional plastics granulator, it is characterised in that:The bottom of feed cylinder is provided with mill up and down Disk, make between upper lower millstone to relatively rotate to set, abrasive material space formed between the lower surface of upper millstone and the upper surface of lower millstone, The lower surface of upper millstone has first conical surface being inwardly recessed, and the upper surface of lower millstone has second conical surface of outwardly convex, the First, the distance that second conical surface mutually leaves tapers into and in the outermost in abrasive material space outward from interior in the radial direction in mill Circle forms extrusion, if the first conical surface circumference lays a plurality of upper groove and sets in capable person's abrasive material space material toward extrusion side To first group of bar of promotion, first group of bar protrudes from first conical surface, and the second conical surface circumference is laid a plurality of lower groove and set some Second group of bar that material in abrasive material space is promoted toward extrusion direction, second group of bar protrude from second conical surface, upper and lower groove Outboard end extends to extrusion.
3. as claimed in claim 2 with broken film functional plastics granulator, it is characterised in that:The setting direction of upper and lower groove with The radial direction of mill is mutually first, second deflection angle, and the direction of first, second deflection angle is identical;First, second group of bar Setting direction and the radial direction of mill be mutually the three, the 4th deflection angles, the direction of the 3rd, the 4th deflection angle and First, the direction of the second deflection angle is identical, when upper lower millstone turns to first, second group of bar and is mutually aligned, the first group of bar The distance mutually left between the top surface of bottom surface and second group of bar tapers into outward from interior in the radial direction in mill.
4. as claimed in claim 2 with broken film functional plastics granulator, it is characterised in that:Upper groove has different length, no With length upper groove on the circumferencial direction of first conical surface mutual stagger setting, lower groove there is different length, different length Lower groove on the circumferencial direction of second conical surface mutual stagger setting.
5. as claimed in claim 2 with broken film functional plastics granulator, it is characterised in that:Upper millstone is fixed on feed cylinder, Lower millstone is fixed on feeding spiro rod, and the distance between upper lower millstone is adjustable.
6. as claimed in claim 1 with broken film functional plastics granulator, it is characterised in that:The inner tube wall of feed cylinder sets a plurality of The vertical floor that circumference is laid, vertical floor run through feed cylinder from top to bottom.
CN201710879735.XA 2017-09-26 2017-09-26 With broken film functional plastics granulator Pending CN107571421A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710879735.XA CN107571421A (en) 2017-09-26 2017-09-26 With broken film functional plastics granulator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710879735.XA CN107571421A (en) 2017-09-26 2017-09-26 With broken film functional plastics granulator

Publications (1)

Publication Number Publication Date
CN107571421A true CN107571421A (en) 2018-01-12

Family

ID=61038627

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710879735.XA Pending CN107571421A (en) 2017-09-26 2017-09-26 With broken film functional plastics granulator

Country Status (1)

Country Link
CN (1) CN107571421A (en)

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