The application is application No. is 2016104054527, and the applying date is on 06 08th, 2016, and invention and created name is
The divisional application of the patent of " plastics-production agitating device ".
Invention content
In order to overcome certain or certain defects of the prior art, the present invention provides a kind of stirrings of plastics-production to fill
It sets.
Plastics-production agitating device according to the present invention comprising cylinder, cylinder is interior to be equipped with agitating shaft, and agitating shaft passes through
One planetary gear is connect with a stirring motor;Planetary gear includes gear ring, sun gear, planetary gear and planet stent, gear ring and cylinder
Body is affixed, and stirring motor is for driving sun gear, sun gear to drive planet stent by planetary gear;
Agitating shaft includes screw shaft and quill, the screw shaft setting coaxial with sun gear at sun gear, quill with
Screw shaft is coaxial to be set on the outside of screw shaft, and quill is connect with planet stent;Quill side wall is equipped with is oriented in an axial direction
Slot hole, blade seat is threaded at screw shaft, and blade seat side wall is equipped with the blade mounting rod that self- steering slot hole stretches out, blade peace
It fills and is equipped with blade at bar.
In the plastics-production agitating device of the present invention, stirring motor can drive agitating shaft by planetary gear, and stir
It can includes the screw shaft driven by sun gear and the quill driven by planet stent to mix axis, this makes stirring motor operate
When, screw shaft can have a speed discrepancy with sleeve between centers;Again because blade seat be with screw shaft screw-thread fit, be arranged in blade seat
On blade mounting rod be across long guiding hole so that blade seat can move up and down under the drive of screw shaft, by
The speed discrepancy existing for quill and screw rod between centers so that blade seat can also carry out circumferential rotary motion;Based on above-mentioned structure
It makes so that the blade driven by blade seat can be run in cylinder with helical trajectory, so that plastic raw materials are in cylinder
It can obtain more adequately stirring.
Preferably, middle axis connection of the screw shaft by a shaft coupling and sun gear.
In the plastics-production agitating device of the present invention, in order to realize that the reciprocal operation of blade seat, stirring motor need just
Turn, reversion alternating, at stirring motor switchover operation direction, at blade can by the greater impact power of plastic raw materials in cylinder,
This, which allows for agitating shaft, can bear larger torsion, by the effect of planetary gear and shaft coupling, can preferably mitigate the torsion
Power, so as to preferably be protected to stirring motor.
Preferably, stirring motor uses servo motor.
In the plastics-production agitating device of the present invention, stirring motor can use servo motor, so as to preferable
The parameters such as rotating speed, the steering of motor are taken to private preferably to be controlled.
Preferably, being equipped with 2 long guiding holes at quill, which uniformly divides in the circumferential direction of quill
Cloth, correspondingly, being also correspondingly provided with 2 blade mounting rods at blade seat.
In the plastics-production agitating device of the present invention, the both sides of blade seat centrosymmetric can be equipped with more blades and pacify
Bar is filled, paddle is equipped on each blade mounting rod, so that plastic raw materials can obtain more uniformly stirring in cylinder
It mixes, and the power from blade seat or blade mounting rod being subject at agitating shaft is also enable mutually to balance, so as to preferable
The abrasion reduced at agitating shaft, and then the effective service life for improving agitating shaft.
In the plastics-production agitating device of the present invention, cylinder inner surface can be sintered one layer of anticorrosion wearing layer,
It is each component below including parts by weight:20 parts of potassium silicate, 1 part of acrylic resin, 0.3 part of polyvinyl alcohol, 20 parts of potassium feldspar, oxygen
Change 20 parts of zinc, 2 parts of potassium hydroxide, 50 parts of distilled water, 0.3 part of stabilizer, 0.5 part of dispersant, 0.3 part of antifoaming agent and thickener
0.5 part, wherein stabilizer, dispersant, antifoaming agent and thickener are common dose, after being sintered using above-mentioned formula,
One layer of relatively smooth glaze can be formed in cylinder inner surface, to preferably prevent plastic raw materials from being made to cylinder
At corrosion or abrasion, but also the frictional force between plastic raw materials and cylinder inner surface can be preferably reduced, so that modeling
Material raw material can preferably flow in cylinder so that plastic raw materials are preferably stirred.
In the plastics-production agitating device of the present invention, blade mounting rod, which corresponds to, can be arranged with axis at corresponding long guiding hole
It holds, so that blade mounting rod will not be contacted directly with long guiding hole side wall when being run in long guiding hole, this can not only
The abrasion between blade mounting rod and long guiding hole is preferably reduced, and reduction blade mounting rod is preferably being oriented to
Operation in slot hole.
It can also be equipped in the plastics-production agitating device of the present invention, above cylinder and vacuumize duct, so that
When being stirred to plastic raw materials, vacuum extractor can be used to carry out vacuum pumping to cylinder lumen, this so that plastics are former
During stirring, the gas dissolved in plastic raw materials can be discharged material, so that plastic raw materials can be more closely knit,
And then it can effectively promote the quality of made plastic product.
In the plastics-production agitating device of the present invention, the draw ratio of screw shaft can be 8:1~10:1, quill internal diameter
Can be 3~4 times of screw shaft outer diameter;This design is to be based on, and the draw ratio of screw shaft is too small to lead to entire agitating shaft ruler
Very little becomes larger so that the turning moment at blade seat becomes smaller, so that energy consumption improves, and the draw ratio of screw shaft is crossed conference and led
Cause screw shaft frangibility;Quill internal diameter is too small to cause the turning moment at blade seat to become smaller, and quill internal diameter crosses conference pair
Mixing effect has an adverse effect.
In order to overcome certain or certain defects of the prior art, it is mixed for plastic raw materials that the present invention also provides one kind
The three-dimensional agitating device of conjunction.
Three-dimensional agitating device according to the present invention for plastic raw materials mixing comprising cylinder, cylinder is interior to be equipped with stirring
Axis, agitating shaft are connect by a planetary gear with a stirring motor;Planetary gear includes gear ring, sun gear, planetary gear and planet
Holder, gear ring is affixed with cylinder, and stirring motor is for driving sun gear, sun gear to drive planet stent by planetary gear;
Agitating shaft includes screw shaft and quill, the screw shaft setting coaxial with sun gear at sun gear, quill with
Screw shaft is coaxial to be set on the outside of screw shaft, and quill is connect with planet stent;
Quill side wall is equipped with long guiding hole in an axial direction, is threaded with blade seat at screw shaft, blade seat side wall is equipped with
The blade mounting rod that self- steering slot hole stretches out, blade is equipped at blade mounting rod, and blade passes through a first bearing and installed with blade
Bar connects.
In the three-dimensional agitating device for plastic raw materials mixing of the present invention, stirring motor can be driven by planetary gear
Agitating shaft, and agitating shaft can include the screw shaft driven by sun gear and the quill driven by planet stent, this to stir
Mix motor in the running, screw shaft can have a speed discrepancy with sleeve between centers;Again because blade seat be with screw shaft screw-thread fit,
The blade mounting rod being arranged on blade seat is across long guiding hole, so that blade seat can be under the drive of screw shaft
It moves up and down, due to speed discrepancy existing for quill and screw rod between centers so that blade seat can also carry out circumferential rotary motion;
Based on above-mentioned construction so that the blade driven by blade seat can be run in cylinder with helical trajectory, so that plastics are former
Material can access more sufficient stirring in cylinder.
In the three-dimensional agitating device for plastic raw materials mixing of the present invention, blade can pass through a first bearing and blade
Mounting rod is rotatably connected, so that while blade makees one-piece auger movement under the drive of blade mounting rod, blade can also
It is enough rotated, so as to further plastic raw materials be enable more to be sufficiently mixed.
Preferably, middle axis connection of the screw shaft by a shaft coupling and sun gear.
In the three-dimensional agitating device for plastic raw materials mixing of the present invention, in order to realize the reciprocal operation of blade seat, stir
Motor is mixed to need to rotate forward, invert alternating, it, can be by plastic raw materials in cylinder at blade at stirring motor switchover operation direction
Greater impact power, this, which allows for agitating shaft, can bear larger torsion, can be preferable by the effect of planetary gear and shaft coupling
The mitigation torsion, so as to preferably be protected to stirring motor.
Preferably, stirring motor uses servo motor.
In the three-dimensional agitating device for plastic raw materials mixing of the present invention, stirring motor can use servo motor, from
And the parameters such as rotating speed, the steering of motor can be preferably taken to private and are preferably controlled.
Preferably, being equipped with 2 long guiding holes at quill, which uniformly divides in the circumferential direction of quill
Cloth, correspondingly, being also correspondingly provided with 2 blade mounting rods at blade seat.
In the three-dimensional agitating device for plastic raw materials mixing of the present invention, the both sides of blade seat centrosymmetric can be set
There are more blade mounting rods, paddle is equipped on each blade mounting rod, so that plastic raw materials can obtain in cylinder
More uniform stirring, and the power from blade seat or blade mounting rod being subject at agitating shaft is also enable mutually to balance,
So as to preferably reduce the abrasion at agitating shaft, and then the effective service life for improving agitating shaft.
In the three-dimensional agitating device for plastic raw materials mixing of the present invention, cylinder inner surface can be sintered one layer of anti-corrosion
Lose wearing layer comprising parts by weight are each component below:20 parts of potassium silicate, 1 part of acrylic resin, 0.3 part of polyvinyl alcohol, potassium
20 parts of feldspar, 20 parts of zinc oxide, 2 parts of potassium hydroxide, 50 parts of distilled water, 0.3 part of stabilizer, 0.5 part of dispersant, antifoaming agent 0.3
0.5 part of part and thickener, wherein stabilizer, dispersant, antifoaming agent and thickener are common dose, are matched using above-mentioned
After side is sintered, one layer of relatively smooth glaze can be formed in cylinder inner surface, to can not only preferably prevent from moulding
Material raw material corrodes or wears caused by cylinder, but also can preferably reduce the friction between plastic raw materials and cylinder inner surface
Power, so that plastic raw materials can preferably flow in cylinder so that plastic raw materials are preferably stirred.
In the three-dimensional agitating device for plastic raw materials mixing of the present invention, blade mounting rod corresponds at corresponding long guiding hole
It can be arranged with bearing, so that blade mounting rod will not directly connect with long guiding hole side wall when being run in long guiding hole
Touch, this can not only preferably reduce the abrasion between blade mounting rod and long guiding hole, and enable reduction blade mounting rod
It is enough preferably to be run in long guiding hole.
It can also be equipped in the three-dimensional agitating device for plastic raw materials mixing of the present invention, above cylinder and vacuumize hole
Road can use vacuum extractor to carry out vacuum pumping to cylinder lumen so that when being stirred to plastic raw materials,
This makes plastic raw materials during stirring, and the gas dissolved in plastic raw materials can be discharged, so that plastic raw materials
Can be more closely knit, and then can effectively promote the quality of made plastic product.
In the three-dimensional agitating device for plastic raw materials mixing of the present invention, the draw ratio of screw shaft can be 8:1~10:
1, quill internal diameter can be 3~4 times of screw shaft outer diameter;This design is to be based on, and the draw ratio of screw shaft is too small to be caused
Entire stirring shaft size becomes larger so that and the turning moment at blade seat becomes smaller, so that energy consumption improves, and the length of screw shaft
Diameter, which compared conference, leads to screw shaft frangibility;Quill internal diameter is too small to cause the turning moment at blade seat to become smaller, quill
Internal diameter crosses conference and has an adverse effect to mixing effect.
In order to overcome certain or certain defects of the prior art, the present invention also provides one kind being used for plastics-production work
The raw material premix of skill, which attach together, sets.
Raw material premix according to the present invention for plastic production technology, which attach together, sets comprising the premixing being set at cylinder
Device body, pre-mixing apparatus ontology include mixing machine;Mixing chamber is equipped in mixing machine, mixing chamber includes feed cavity and feeding
Chamber is equipped with multiple feed inlets at feed cavity, and feed cavity is connected to by feeding chamber with cylinder lumen;Turn equipped with batch mixing in mixing chamber
Axis, batch mixing shaft are driven by a batch mixing motor;Batch mixing shaft include be located at feed cavity at the first batch mixing segment and be located at feeding chamber
Second batch mixing segment at place is equipped with stirring blade at the first batch mixing segment, helicla flute is equipped at the second batch mixing segment.
During the raw material premix for plastic production technology of the present invention are attached together and set, by setting pre-mixing apparatus ontology, make
Pre-mixing apparatus ontology can be first passed through when obtaining plastic raw materials in the cylinder for entering agitating device to be pre-mixed, premix attaches together
It can includes feed cavity and feeding chamber to set ontology, and stirring blade can be equipped in feed cavity, and feeding intracavitary can be equipped with helicla flute,
So that a variety of plastic raw materials can carry out first time premixing, Zhi Hou when entering feed cavity under the action of stirring blade
It carries out being pre-mixed for second under the action of helicla flute, so that plastic raw materials can be preferably pre-mixed so that through pre-
Mixed plastic raw materials can preferably be stirred mixing in cylinder, to ensure that plastic raw materials can obtain more
Adequately mixing.
Preferably, feed cavity and feeding chamber are cylindrical cavity, and 2~3.5 that feed cavity internal diameter is feeding intracavitary diameter
Times.
During the raw material premix for plastic production technology of the present invention are attached together and set, feed cavity and feeding chamber can be cylinder
Shape chamber, consequently facilitating the premixing of plastic raw materials, feed cavity internal diameter can be 2~3.5 times of feeding intracavitary diameter, due to helicla flute
Plastic raw materials can not only be mixed, but also plastic raw materials can be pushed in cylinder, by by feed cavity internal diameter
The 2~3.5 of feeding intracavitary diameter are designed as, mixing efficiency and blanking efficiency can be preferably balanced.
Preferably, batch mixing motor uses servo motor.
During the raw material premix for plastic production technology of the present invention are attached together and are set, batch mixing motor can using servo motor,
So as to preferably to premixing when batch mixing shaft operating parameter control.
Preferably, charging cavity volume is 4~8 times of feeding cavity volume.
During the raw material premix for plastic production technology of the present invention are attached together and set, feed cavity volume can be feeding cavity volume
4~8 times, so as to preferably balance mixing efficiency and blanking efficiency.
During the raw material premix for plastic production technology of the present invention are attached together and are set, pre-mixing apparatus ontology can have it is multiple and
It is uniformly distributed in the circumferential direction of cylinder upper end cover, what this can not only be at double increases the feed rate at cylinder, uniform to be distributed
The material at all pre-mixing apparatus ontologies is also enable uniformly to fall into cylinder, at each pre-mixing apparatus ontology
The mixability of plastic raw materials has differences, by making it uniformly fall into cylinder so that mixability had differences
Material after multiply premixing can be preferably mixed in cylinder.
In order to overcome certain or certain defects of the prior art, the present invention also provides a kind of mixing of plastic raw materials to fill
It sets.
Plastic raw materials mixing arrangement according to the present invention comprising cylinder, cylinder is interior to be equipped with agitating shaft, and agitating shaft passes through one
Planetary gear is connect with a stirring motor;Planetary gear includes gear ring, sun gear, planetary gear and planet stent, gear ring and cylinder
Affixed, stirring motor is for driving sun gear, sun gear to drive planet stent by planetary gear;
Agitating shaft includes screw shaft and quill, the screw shaft setting coaxial with sun gear at sun gear, quill with
Screw shaft is coaxial to be set on the outside of screw shaft, and quill is connect with planet stent;Quill side wall is equipped with is oriented in an axial direction
Slot hole, blade seat is threaded at screw shaft, and blade seat side wall is equipped with the blade mounting rod that self- steering slot hole stretches out, blade peace
It fills and is equipped with blade at bar;
Pre-mixing apparatus ontology is additionally provided at cylinder, pre-mixing apparatus ontology includes mixing machine;Batch mixing is equipped in mixing machine
Chamber, mixing chamber include feed cavity and feeding chamber, multiple feed inlets are equipped at feed cavity, and feed cavity passes through in feeding chamber and cylinder
Chamber is connected to;Batch mixing shaft is equipped in mixing chamber, batch mixing shaft is driven by a batch mixing motor;Batch mixing shaft includes being located at feed cavity
The first batch mixing segment and the second batch mixing segment at feeding chamber, stirring blade is equipped at the first batch mixing segment, at the second batch mixing segment
Equipped with helicla flute.
In the plastic raw materials mixing arrangement of the present invention, stirring motor can drive agitating shaft by planetary gear, and stir
Axis can include the screw shaft driven by sun gear and the quill driven by planet stent, this makes stirring motor operate
When, screw shaft can have a speed discrepancy with sleeve between centers;Again because blade seat be with screw shaft screw-thread fit, be arranged in blade seat
On blade mounting rod be across long guiding hole so that blade seat can move up and down under the drive of screw shaft, by
The speed discrepancy existing for quill and screw rod between centers so that blade seat can also carry out circumferential rotary motion;Based on above-mentioned structure
It makes so that the blade driven by blade seat can be run in cylinder with helical trajectory, so that plastic raw materials are in cylinder
It can obtain more adequately stirring.
In the plastic raw materials mixing arrangement of the present invention, by the way that pre-mixing apparatus ontology is arranged so that plastic raw materials are entering
Pre-mixing apparatus ontology can be first passed through when in the cylinder of agitating device to be pre-mixed, pre-mixing apparatus ontology can include into
Expect chamber and feeding chamber, stirring blade can be equipped in feed cavity, feeding intracavitary can be equipped with helicla flute, so that a variety of plastics
Raw material can carry out first time premixing when entering feed cavity under the action of stirring blade, later under the action of helicla flute into
Second of premixing of row, so that plastic raw materials can be preferably pre-mixed so that the plastic raw materials after premixing
Mixing can be preferably stirred in cylinder, to ensure that plastic raw materials can obtain more adequately mixing.
Preferably, feed cavity and feeding chamber are cylindrical cavity, and 2~3.5 that feed cavity internal diameter is feeding intracavitary diameter
Times.
In the plastic raw materials mixing arrangement of the present invention, feed cavity and feeding chamber can be cylindrical cavity, consequently facilitating modeling
Expect the premixing of raw material, feed cavity internal diameter can be 2~3.5 times of feeding intracavitary diameter, since helicla flute can not only be to plastics
Raw material is mixed, but also can push to plastic raw materials in cylinder, by the way that feed cavity internal diameter is designed as feeding intracavitary
The 2~3.5 of diameter can preferably balance mixing efficiency and blanking efficiency.
Preferably, batch mixing motor uses servo motor.
In the plastic raw materials mixing arrangement of the present invention, batch mixing motor can use servo motor, so as to preferably right
The operating parameter of batch mixing shaft is controlled when premixing.
Preferably, charging cavity volume is 4~8 times of feeding cavity volume.
In the plastic raw materials mixing arrangement of the present invention, feed cavity volume can be 4~8 times of feeding cavity volume, so as to
Enough preferably balance mixing efficiency and blanking efficiency.
Preferably, middle axis connection of the screw shaft by a shaft coupling and sun gear.
In the plastic raw materials mixing arrangement of the present invention, in order to realize the reciprocal operation of blade seat, stirring motor needs to rotate forward,
Reversion alternating, can be by the greater impact power of plastic raw materials in cylinder at blade at stirring motor switchover operation direction, this is just
So that agitating shaft can bear larger torsion, by the effect of planetary gear and shaft coupling, the torsion can be preferably mitigated, from
And preferably stirring motor can be protected.
Preferably, stirring motor uses servo motor.
In the plastic raw materials mixing arrangement of the present invention, stirring motor can use servo motor, so as to preferably right
Private takes the parameters such as the rotating speed of motor, steering and is preferably controlled.
Preferably, being equipped with 2 long guiding holes at quill, which uniformly divides in the circumferential direction of quill
Cloth, correspondingly, being also correspondingly provided with 2 blade mounting rods at blade seat.
In the plastic raw materials mixing arrangement of the present invention, the both sides of blade seat centrosymmetric can be equipped with more blades and install
Bar is equipped with paddle on each blade mounting rod, so that plastic raw materials can obtain more uniformly stirring in cylinder,
And the power from blade seat or blade mounting rod being subject at agitating shaft is also enable mutually to balance, so as to preferably subtract
Abrasion at small agitating shaft, and then the effective service life for improving agitating shaft.
In the plastic raw materials mixing arrangement of the present invention, cylinder inner surface can be sintered one layer of anticorrosion wearing layer, packet
It is each component below to include parts by weight:20 parts of potassium silicate, 1 part of acrylic resin, 0.3 part of polyvinyl alcohol, 20 parts of potassium feldspar, oxidation
20 parts of zinc, 2 parts of potassium hydroxide, 50 parts of distilled water, 0.3 part of stabilizer, 0.5 part of dispersant, 0.3 part of antifoaming agent and thickener
0.5 part, wherein stabilizer, dispersant, antifoaming agent and thickener are common dose, after being sintered using above-mentioned formula,
One layer of relatively smooth glaze can be formed in cylinder inner surface, to preferably prevent plastic raw materials from being made to cylinder
At corrosion or abrasion, but also the frictional force between plastic raw materials and cylinder inner surface can be preferably reduced, so that modeling
Material raw material can preferably flow in cylinder so that plastic raw materials are preferably stirred.
In the plastic raw materials mixing arrangement of the present invention, blade mounting rod, which corresponds to, can be arranged with axis at corresponding long guiding hole
It holds, so that blade mounting rod will not be contacted directly with long guiding hole side wall when being run in long guiding hole, this can not only
The abrasion between blade mounting rod and long guiding hole is preferably reduced, and reduction blade mounting rod is preferably being oriented to
Operation in slot hole.
It can also be equipped in the plastic raw materials mixing arrangement of the present invention, above cylinder and vacuumize duct, so that right
When plastic raw materials are stirred, vacuum extractor can be used to carry out vacuum pumping to cylinder lumen, this makes plastic raw materials
During stirring, the gas dissolved in plastic raw materials can be discharged, so that plastic raw materials can be more closely knit, into
And it can effectively promote the quality of made plastic product.
In the plastic raw materials mixing arrangement of the present invention, the draw ratio of screw shaft can be 8:1~10:1, quill internal diameter energy
Enough it is 3~4 times of screw shaft outer diameter;This design is to be based on, and the draw ratio of screw shaft is too small to be caused entirely to stir shaft size
Become larger so that the turning moment at blade seat becomes smaller, so that energy consumption improves, and the draw ratio of screw shaft is crossed conference and caused
Screw shaft frangibility;Quill internal diameter is too small to cause the turning moment at blade seat to become smaller, and quill internal diameter crosses conference to stirring
Effect is mixed to have an adverse effect.
In the plastic raw materials mixing arrangement of the present invention, pre-mixing apparatus ontology can have multiple and in the week of cylinder upper end cover
It is uniformly distributed upwards, what this can not only be at double increases the feed rate at cylinder, and uniform distribution is also so that all premixings
Material at device body can uniformly be fallen into cylinder, due to the mixing journey of plastic raw materials at each pre-mixing apparatus ontology
Degree has differences, by making it uniformly fall into cylinder so that the object after the multiply premixing that mixability has differences
Material can be preferably mixed in cylinder.
In order to overcome certain or certain defects of the prior art, the present invention also provides in a kind of plastic production technology
Raw material blending device.
Raw material blending device in plastic production technology according to the present invention comprising cylinder, cylinder is interior to be equipped with agitating shaft,
Agitating shaft is connect by a planetary gear with a stirring motor;Planetary gear includes gear ring, sun gear, planetary gear and planet branch
Frame, gear ring is affixed with cylinder, and stirring motor is for driving sun gear, sun gear to drive planet stent by planetary gear;
Agitating shaft includes screw shaft and quill, the screw shaft setting coaxial with sun gear at sun gear, quill with
Screw shaft is coaxial to be set on the outside of screw shaft, and quill is connect with planet stent;
Quill side wall is equipped with long guiding hole in an axial direction, is threaded with blade seat at screw shaft, blade seat side wall is equipped with
The blade mounting rod that self- steering slot hole stretches out, blade is equipped at blade mounting rod, and blade passes through a first bearing and installed with blade
Bar connects;
Pre-mixing apparatus ontology is additionally provided at cylinder, pre-mixing apparatus ontology includes mixing machine;Batch mixing is equipped in mixing machine
Chamber, mixing chamber include feed cavity and feeding chamber, multiple feed inlets are equipped at feed cavity, and feed cavity passes through in feeding chamber and cylinder
Chamber is connected to;Batch mixing shaft is equipped in mixing chamber, batch mixing shaft is driven by a batch mixing motor;Batch mixing shaft includes being located at feed cavity
The first batch mixing segment and the second batch mixing segment at feeding chamber, stirring blade is equipped at the first batch mixing segment, at the second batch mixing segment
Equipped with helicla flute.
In raw material blending device in the plastic production technology of the present invention, stirring motor can be driven by planetary gear and be stirred
Axis is mixed, and agitating shaft can include the screw shaft driven by sun gear and the quill driven by planet stent, this to stir
In the running, screw shaft can have a speed discrepancy to motor with sleeve between centers;Again because blade seat be with screw shaft screw-thread fit, if
Set the blade mounting rod on blade seat be across long guiding hole so that blade seat can be under the drive of screw shaft on
Lower movement, due to speed discrepancy existing for quill and screw rod between centers so that blade seat can also carry out circumferential rotary motion;Base
In above-mentioned construction so that the blade driven by blade seat can be run in cylinder with helical trajectory, so that plastic raw materials
More sufficient stirring can be accessed in cylinder.
In raw material blending device in the plastic production technology of the present invention, blade can be pacified by a first bearing and blade
Bar rotatable connection is filled, so that while blade makees one-piece auger movement under the drive of blade mounting rod, blade can also
It is rotated, so as to further plastic raw materials be enable more to be sufficiently mixed.
In raw material blending device in the plastic production technology of the present invention, by the way that pre-mixing apparatus ontology is arranged so that modeling
Pre-mixing apparatus ontology can be first passed through when material raw material is in the cylinder for entering agitating device to be pre-mixed, pre-mixing apparatus sheet
Body can include feed cavity and feeding chamber, and stirring blade can be equipped in feed cavity, and feeding intracavitary can be equipped with helicla flute, to
First time premixing is carried out when a variety of plastic raw materials being enable to enter feed cavity under the action of stirring blade, later in spiral
It carries out being pre-mixed for second under the action of slot, so that plastic raw materials can be preferably pre-mixed so that through premixing
Plastic raw materials afterwards can preferably be stirred mixing in cylinder, to ensure that plastic raw materials can obtain more fully
Mixing.
Preferably, feed cavity and feeding chamber are cylindrical cavity, and 2~3.5 that feed cavity internal diameter is feeding intracavitary diameter
Times.
In raw material blending device in the plastic production technology of the present invention, feed cavity and feeding chamber can be cylinder
Chamber, consequently facilitating the premixing of plastic raw materials, feed cavity internal diameter can be 2~3.5 times of feeding intracavitary diameter, not due to helicla flute
Plastic raw materials can only be mixed, but also plastic raw materials can be pushed in cylinder, by setting feed cavity internal diameter
The 2~3.5 of feeding intracavitary diameter are calculated as, mixing efficiency and blanking efficiency can be preferably balanced.
Preferably, batch mixing motor uses servo motor.
In raw material blending device in the plastic production technology of the present invention, batch mixing motor can use servo motor, to
Can preferably to premixing when batch mixing shaft operating parameter control.
Preferably, charging cavity volume is 4~8 times of feeding cavity volume.
In raw material blending device in the plastic production technology of the present invention, feed cavity volume can be the 4 of feeding cavity volume
~8 times, so as to preferably balance mixing efficiency and blanking efficiency.
Preferably, middle axis connection of the screw shaft by a shaft coupling and sun gear.
In raw material blending device in the plastic production technology of the present invention, in order to realize the reciprocal operation of blade seat, stirring
Motor need rotate forward, reversion alternating, at stirring motor switchover operation direction, at blade can by cylinder plastic raw materials compared with
Large impact power, this, which allows for agitating shaft, can bear larger torsion, can be preferable by the effect of planetary gear and shaft coupling
The torsion is mitigated, so as to preferably be protected to stirring motor.
Preferably, stirring motor uses servo motor.
In raw material blending device in the plastic production technology of the present invention, stirring motor can use servo motor, to
The parameters such as rotating speed, the steering of motor can be preferably taken to private preferably to be controlled.
Preferably, being equipped with 2 long guiding holes at quill, which uniformly divides in the circumferential direction of quill
Cloth, correspondingly, being also correspondingly provided with 2 blade mounting rods at blade seat.
In raw material blending device in the plastic production technology of the present invention, the both sides of blade seat centrosymmetric can be equipped with
More blade mounting rods are equipped with paddle on each blade mounting rod so that plastic raw materials can be obtained in cylinder compared with
Uniformly to stir, and the power from blade seat or blade mounting rod being subject at agitating shaft is also enable mutually to balance, from
And can preferably reduce the abrasion at agitating shaft, and then the effective service life for improving agitating shaft.
In raw material blending device in the plastic production technology of the present invention, cylinder inner surface can be sintered one layer of anticorrosion
Wearing layer comprising parts by weight are each component below:20 parts of potassium silicate, 1 part of acrylic resin, 0.3 part of polyvinyl alcohol, potassium are long
20 parts of stone, 20 parts of zinc oxide, 2 parts of potassium hydroxide, 50 parts of distilled water, 0.3 part of stabilizer, 0.5 part of dispersant, 0.3 part of antifoaming agent
And 0.5 part of thickener, wherein stabilizer, dispersant, antifoaming agent and thickener are common dose, using above-mentioned formula
After being sintered, one layer of relatively smooth glaze can be formed in cylinder inner surface, to can not only preferably prevent plastics
Raw material corrodes or wears caused by cylinder, but also can preferably reduce the friction between plastic raw materials and cylinder inner surface
Power, so that plastic raw materials can preferably flow in cylinder so that plastic raw materials are preferably stirred.
In raw material blending device in the plastic production technology of the present invention, blade mounting rod corresponds to energy at corresponding long guiding hole
It is enough arranged with bearing, so that blade mounting rod will not be contacted directly with long guiding hole side wall when being run in long guiding hole,
This can not only preferably reduce the abrasion between blade mounting rod and long guiding hole, and enable reduce blade mounting rod compared with
Good runs in long guiding hole.
It can also be equipped in raw material blending device in the plastic production technology of the present invention, above cylinder and vacuumize duct,
So that when being stirred to plastic raw materials, vacuum extractor can be used to carry out vacuum pumping to cylinder lumen, this
So that plastic raw materials, during stirring, the gas dissolved in plastic raw materials can be discharged, so that plastic raw materials energy
It is enough more closely knit, and then can effectively promote the quality of made plastic product.
In raw material blending device in the plastic production technology of the present invention, the draw ratio of screw shaft can be 8:1~10:1,
Quill internal diameter can be 3~4 times of screw shaft outer diameter;This design is to be based on, the draw ratio of screw shaft is too small can cause it is whole
A stirring shaft size becomes larger so that and the turning moment at blade seat becomes smaller, so that energy consumption improves, and the major diameter of screw shaft
Than conference lead to screw shaft frangibility;Quill internal diameter is too small to cause the turning moment at blade seat to become smaller, in quill
Diameter crosses conference and has an adverse effect to mixing effect.
In raw material blending device in the plastic production technology of the present invention, pre-mixing apparatus ontology can have multiple and in cylinder
It is uniformly distributed in the circumferential direction of body upper end cover, what this can not only be at double increases the feed rate at cylinder, and uniform distribution also makes
Obtaining the material at all pre-mixing apparatus ontologies can uniformly fall into cylinder, due to plastics at each pre-mixing apparatus ontology
The mixability of raw material has differences, by making it uniformly fall into cylinder so that the multiply that mixability has differences
Material after premixing can be preferably mixed in cylinder.