CN208557982U - Plastics grit maker - Google Patents
Plastics grit maker Download PDFInfo
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- CN208557982U CN208557982U CN201821213212.8U CN201821213212U CN208557982U CN 208557982 U CN208557982 U CN 208557982U CN 201821213212 U CN201821213212 U CN 201821213212U CN 208557982 U CN208557982 U CN 208557982U
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Abstract
The utility model provides a kind of plastics grit maker comprising plastic extrusion equipment and plastic-extrusion die head；The plastic-extrusion die head includes extrusion cavities, the periphery covering of the extrusion cavities is connected with semiconductor chilling plate, the semiconductor chilling plate has huyashi-chuuka (cold chinese-style noodles) and hot face after being powered, its huyashi-chuuka (cold chinese-style noodles) is close to the extrusion cavities, opposite hot face covering is intertwined and connected and has heat-conducting copper pipe, the heat-conducting copper pipe extends to the plastic extrusion equipment, and coiled coil is in the extruding outer wall of cylinder block of the plastic extrusion equipment.The cooling of technical solution fast and easy, pelletizing, work efficiency is high.
Description
Technical field
The utility model relates to a kind of plastics grit makers.
Background technique
Plastics grit maker is one kind of plastic extruding forming equipment, and principle is to heat plastic raw materials, is allowed into glutinous stream
State is continuously squeezed out under the action of pressurization by extrusion die, then carries out being cooled to strip glassy state, through pelletizing
Device obtains cylindric or ellipticity plastic grain machinery.Mainly consist of the following parts:
1. extrusion system.Mainly it is made of machine barrel, screw rod, die head and filter screen.Its effect is by membranaceous, graininess, powder
Shape or the plastic raw materials of other shapes are plasticized into uniform melt under the action of temperature and pressure, then fixed warm, fixed by screw rod
It presses, is quantitative, continuously from die head extrusion；
2. transmission system.Mainly it is made of motor, gear reduction unit and belt etc..It is driving screw rod that it, which is acted on, and makes spiral shell
Torque and revolving speed necessary to bar is obtained in given process conditions (such as temperature, pressure and revolving speed) simultaneously can equably rotate
Volume completes extrusion process；
3. heating and cooling system.The mainly heater as set by outside machine barrel, cooling dress, the cooling device etc. of inside screw
Composition.It is to guarantee the temperature that extrusion process is required in technique by the way that the components such as machine barrel, screw rod are heated or cooled that it, which is acted on,
It is completed in range；
4. charging system.Mainly it is made of hopper and automatic charging device etc..It, which is acted on, is stable to extrusion system and connects
It is continuous that required material is constantly provided.
Traditional grit maker needs that very long discharge nozzle is arranged in rear end cold to meet after extrusion die squeezes out strip material
But the process requirements being formed just can be carried out pelletizing after the completion of cooling, be greatly lowered the efficiency of entire grit maker in this way.
Utility model content
The purpose of this utility model is to provide a kind of fast and easy cooling, pelletizing, the plastics grit maker that work efficiency is high.
In order to solve the above-mentioned technical problem, the technological means that the utility model is taken are as follows:
A kind of plastics grit maker comprising:
Plastic extrusion equipment and plastic-extrusion die head；
The plastic-extrusion die head includes extrusion cavities, and the periphery covering of the extrusion cavities is connected with semiconductor chilling plate, institute
Stating has huyashi-chuuka (cold chinese-style noodles) and hot face after semiconductor chilling plate is powered, huyashi-chuuka (cold chinese-style noodles) connects close to the extrusion cavities, opposite hot face covering winding
It is connected to heat-conducting copper pipe, the heat-conducting copper pipe extends to the plastic extrusion equipment, and coiled coil is in the plastic extrusion equipment
Extruding outer wall of cylinder block.
Preferably, above-mentioned plastics grit maker, wherein the plastic-extrusion die head further includes central rotating shaft, the center turns
The rotary cutter developed with the extrusion die outer end face is connected on axis.
Preferably, above-mentioned plastics grit maker, wherein the central rotating shaft is connected with the screw rod of the plastic extrusion equipment
It connects and coaxial, with the screw rod synchronous rotary.
Preferably, above-mentioned plastics grit maker, wherein the plastic extrusion equipment is close to the one of the plastic-extrusion die head
Side is equipped with exhaust outlet, and the exhaust outlet is connected with an exhaust pipe, feed inlet of the exhaust pipe to the plastic extrusion equipment
One end extends, and coiled coil is in the feeding cylinder on the feed inlet.
Preferably, above-mentioned plastics grit maker, wherein being also connected on the screw rod of the plastic extrusion equipment with the spiral shell
Bar rotates together the rotating vane suitable for filtering.
Preferably, above-mentioned plastics grit maker, wherein the rotating vane is by the extruding cylinder body of the plastic extrusion equipment
It is separated into close to the upstream for squeezing cylinder body feed inlet and close to the downstream of the plastic-extrusion die head comprising be spaced apart from each other setting
Filter, the filter include blocking portion and filter house, and the filter house of adjacent filter sheets is dislocatedly distributed.
Preferably, above-mentioned plastics grit maker, wherein the coiled coil tail portion of the exhaust pipe is embedded in the feeding cylinder
Wall, coiled coil face are equipped with the venthole to connect with the inner cavity of the feeding cylinder.
Preferably, above-mentioned plastics grit maker, wherein the plastic extrusion equipment includes squeezing cylinder body and along the extruding
The screw rod that the long axis direction of cylinder body is axially arranged, the extruding cylinder body and/or the screw rod are equipped with heating melting device.
Preferably, above-mentioned plastics grit maker, wherein the heating melting device includes being set in the squeeze cylinder body
The Electric radiant Heating Film on surface successively includes inner insulating layer, thick film circuit heating layer and external insulation layer from inside to outside.
Preferably, above-mentioned plastics grit maker, wherein the heating melting device is external including being set to the squeeze cylinder
Conduction oil on wall recycles cavity comprising heat conducting oil inlet and conduction oil outlet and high temperature oil pump and heater；The spiral shell
Bar is in hollow shape, inside sets oil pocket, and the high temperature oil body heated through the heater is under the high temperature oil pump and oil circuit effect
Into the oil pocket, the screw rod is heated.
Compared with prior art, the utility model technical advantage is mainly reflected in following aspects:
(1) semiconductor chilling plate is arranged by the extrusion cavities periphery of the plastic-extrusion die head in grit maker in the technical solution,
The high temperature plastics stream squeezed out by extrusion cavities is quickly cooled down under the contact of semiconductor chilling plate huyashi-chuuka (cold chinese-style noodles), meanwhile, semiconductor refrigerating
The high temperature that the hot face of piece generates is conducted by heat-conducting copper pipe to the extruding cylinder body of plastic extrusion equipment, for the intracorporal original of squeeze cylinder
Beginning plastics carry out heating melting.
(2) outer end face in the technical solution in plastic-extrusion die head develops setting rotary cutter, cooling by extrusion cavities
Plastics after extrusion molding carry out pelletizing under rotary cutter effect in time；Preferably scheme, driving rotary cutter rotation
Central rotating shaft be connected with the screw coaxial of plastic extrusion equipment, rotated synchronously with screw rod, motor drive screw rod rotation situation
Under, central rotating shaft also synchronous rotary.
(3) the technical solution plastic raw materials enter inner chamber of cylinder block by the feed inlet of extruding cylinder body, in heating melting device
Under high temperature action, plastic raw materials are heated to form glutinous stream mode, while under the turning effort of screw rod, and the plastics of glutinous stream mode are squeezed
The discharge port direction for pressing to cylinder body is flowed, while the cutter being arranged on screw rod is to the plastics entered in inner chamber of cylinder block by feed inlet
To fragmentation, the melting speed of plastic raw materials is improved；And the gas that plastic raw materials generate under melting cracking is squeezing work
It is discharged with lower by exhaust outlet, the gas of high temperature is along exhaust pipe flow, and to former to initial plastics under the effect of coiled coil pipe
Material plays desiccation, plays effective use to waste heat and waste heat.
(4) technical solution is also connected with the rotating vane for rotating together with shaft and being suitable for filtering, pivoting leaf on screw rod
On piece is equipped with filter hole, and large particulate matter is blocked in the upstream for squeezing cylinder body by rotating vane, continues to be crushed, heat, plastics
The good raw material of raw material molten condition enters by rotating vane squeezes cylinder body downstream, is filtered by the way that rotating vane is arranged,
On the one hand it avoids bulky grain raw material or impurity enters extruding cylinder body downstream, influence extrusion die extrusion forming；On the other hand, it protects
The raw material molten condition demonstrate,proved into extruding cylinder body downstream is good, ensure that the extrusion molding of extrusion die is in good condition.
(5) rotating vane in the technical solution includes being spaced apart from each other setting filter, and filter includes blocking portion and mistake
The filter house in filter portion, adjacent filter sheets is dislocatedly distributed, and the filter house of adjacent dislocation forms multistage filtering, and in adjacent filtering
Squeezing action is formed between piece.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1: the utility model specific embodiment principle schematic diagram.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
The utility model is further described in detail below through specific implementation examples and in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of plastics grit maker comprising:
Plastic extrusion equipment 1 and plastic-extrusion die head 2；
The plastic-extrusion die head 2 includes extrusion cavities 20, and the periphery covering of the extrusion cavities 20 is connected with semiconductor refrigerating
Piece 3, the semiconductor chilling plate 3 have huyashi-chuuka (cold chinese-style noodles) 30 and hot face 31 after being powered, and huyashi-chuuka (cold chinese-style noodles) 30 is opposite close to the extrusion cavities 20
The hot covering of face 31 is intertwined and connected and has heat-conducting copper pipe 4, and the heat-conducting copper pipe 4 extends to the plastic extrusion equipment 1, and coiled coil
In 10 outer wall of extruding cylinder body of the plastic extrusion equipment 1.
Semiconductor chilling plate is arranged by the extrusion cavities periphery of the plastic-extrusion die head in grit maker in the technical solution, passes through
The high temperature plastics stream that extrusion cavities squeeze out is quickly cooled down under the contact of semiconductor chilling plate huyashi-chuuka (cold chinese-style noodles), meanwhile, semiconductor chilling plate heat
The high temperature that face generates is conducted by heat-conducting copper pipe to the extruding cylinder body of plastic extrusion equipment, is used for original modeling intracorporal to squeeze cylinder
Material carries out heating melting.
The plastic-extrusion die head 2 further includes central rotating shaft 5, is connected on the central rotating shaft 5 and the extrusion die 2
The rotary cutter 6 that outer end face develops.
The central rotating shaft 5 is connected and coaxial with the screw rod 11 of the plastic extrusion equipment 1, with the screw rod 11 synchronization
Rotation.
Outer end face in the technical solution in plastic-extrusion die head develops setting rotary cutter, cooling extruded by extrusion cavities
Plastics after molding carry out pelletizing under rotary cutter effect in time；Preferably scheme drives in rotary cutter rotation
Heart shaft is connected with the screw coaxial of plastic extrusion equipment, rotates synchronously with screw rod, motor in the case where driving screw rod rotation situation, in
Heart shaft also synchronous rotary.
The plastic extrusion equipment 1 is equipped with exhaust outlet 7 close to the side of the plastic-extrusion die head 2, the exhaust outlet 7 with
One exhaust pipe 8 is connected, and the exhaust pipe 8 extends to feed inlet one end of the plastic extrusion equipment 1, and coiled coil is in institute
State the feeding cylinder 12 on feed inlet.
The technical solution plastic raw materials enter inner chamber of cylinder block by the feed inlet of extruding cylinder body, in the high temperature of heating melting device
Under effect, plastic raw materials are heated to form glutinous stream mode, while under the turning effort of screw rod, and the plastics of glutinous stream mode, which are squeezed, to press to
The discharge port direction of cylinder body is flowed, while the cutter being arranged on screw rod plays brokenly the plastics entered in inner chamber of cylinder block by feed inlet
Broken effect improves the melting speed of plastic raw materials；And the gas that plastic raw materials generate under melting cracking is under squeezing action
It is discharged by exhaust outlet, the gas of high temperature plays initial plastic raw materials along exhaust pipe flow, and under acting on to coiled coil pipe
To desiccation, effective use is played to waste heat and waste heat.
The rotation rotated together with the screw rod 11 suitable for filtering is also connected on the screw rod 11 of the plastic extrusion equipment 1
Blade 9.
The technical solution is also connected on screw rod rotates together rotating vane suitable for filtering with shaft, on rotating vane
Equipped with filter hole, large particulate matter is blocked in the upstream for squeezing cylinder body by rotating vane, continues to be crushed, heat, plastic raw materials
The good raw material of molten condition enters by rotating vane squeezes cylinder body downstream, is filtered by the way that rotating vane is arranged, a side
Face avoids bulky grain raw material or impurity enters extruding cylinder body downstream, influences extrusion die extrusion forming；On the other hand, it ensure that
It is good into the raw material molten condition for squeezing cylinder body downstream, it ensure that the extrusion molding of extrusion die is in good condition.
The extruding cylinder body 10 of the plastic extrusion equipment is separated into close to extruding 10 feed inlet of cylinder body by the rotating vane 9
Upstream and downstream close to the plastic-extrusion die head 2 comprising be spaced apart from each other setting filter, the filter includes resistance
The filter house 91 of stopper 90 and filter house 91, adjacent filter sheets is dislocatedly distributed.
Rotating vane in the technical solution includes being spaced apart from each other setting filter, and filter includes blocking portion and filtering
The filter house in portion, adjacent filter sheets is dislocatedly distributed, and the filter house of adjacent dislocation forms multistage filtering, and in adjacent filter
Between form squeezing action.
The coiled coil tail portion of the exhaust pipe 8 is embedded in 12 inner wall of feeding cylinder, and coiled coil face is equipped with and institute
State the venthole 80 that the inner cavity of feeding cylinder 12 connects.Divide hot gas into the original plastic in team's feeding cylinder by the discharge of venthole 80
It is effectively dried, plays waste heat effective use.
The plastic extrusion equipment 1 includes the spiral shell for squeezing cylinder body 10 and being axially arranged along the long axis direction for squeezing cylinder body
Bar 11, the extruding cylinder body 10 and/or the screw rod 11 are equipped with heating melting device.
The heating melting device includes being set to the Electric radiant Heating Film for squeezing inner surface of cylinder block, is successively wrapped from inside to outside
Include inner insulating layer, thick film circuit heating layer and external insulation layer.
The heating melting device includes the conduction oil circulation cavity being set on the extruding outer wall of cylinder block comprising is led
Hot oil entrance and conduction oil outlet and high temperature oil pump and heater；The screw rod is in hollow shape, oil pocket is inside set, through institute
The high temperature oil body for stating heater heating enters the oil pocket under the high temperature oil pump and oil circuit effect, adds to the screw rod
Heat.
As described above, the heating melting apparatus structure multiplicity in the technical program, those skilled in the art should be understood that
No matter the heating melting device of which kind of structure is used, as long as the plastics for using similar the technical program structure and principle squeeze dress
It sets or plastics grit maker should all be within the protection scope of the technical program.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of plastics grit maker characterized by comprising
Plastic extrusion equipment and plastic-extrusion die head；
The plastic-extrusion die head includes extrusion cavities, and the periphery of the extrusion cavities, which covers, is connected with semiconductor chilling plate, and described half
Conductor cooling piece has huyashi-chuuka (cold chinese-style noodles) and hot face after being powered, huyashi-chuuka (cold chinese-style noodles) is intertwined and connected and has close to the extrusion cavities, opposite hot face covering
Heat-conducting copper pipe, the heat-conducting copper pipe extend to the plastic extrusion equipment, and coiled coil squeezing in the plastic extrusion equipment
Press outer wall of cylinder block.
2. plastics grit maker according to claim 1, it is characterised in that: the plastic-extrusion die head further includes that center turns
Axis is connected with the rotary cutter developed with the plastic-extrusion die head outer end face on the central rotating shaft.
3. plastics grit maker according to claim 2, it is characterised in that: the central rotating shaft and the plastic extrusion equipment
Screw rod be connected and coaxial, with the screw rod synchronous rotary.
4. plastics grit maker according to claim 1, it is characterised in that: the plastic extrusion equipment is squeezed close to the plastics
The side of die head is equipped with exhaust outlet out, and the exhaust outlet is connected with an exhaust pipe, and the exhaust pipe is squeezed to the plastics and filled
The feed inlet one end set extends, and coiled coil is in the feeding cylinder on the feed inlet.
5. plastics grit maker according to claim 1 or 4, it is characterised in that: on the screw rod of the plastic extrusion equipment also
It is connected with the rotating vane rotated together with the screw rod suitable for filtering.
6. plastics grit maker according to claim 5, it is characterised in that: the rotating vane is by the plastic extrusion equipment
Extruding cylinder body be separated into close to squeeze cylinder body feed inlet upstream and close to the plastic-extrusion die head downstream comprising phase
Mutually interval setting filter, the filter includes blocking portion and filter house, and the filter house of adjacent filter sheets is dislocatedly distributed.
7. plastics grit maker according to claim 4, it is characterised in that: the coiled coil tail portion of the exhaust pipe is embedded in institute
Feeding cylinder inner wall is stated, coiled coil face is equipped with the venthole to connect with the inner cavity of the feeding cylinder.
8. plastics grit maker according to claim 1, it is characterised in that: the plastic extrusion equipment include squeeze cylinder body and
It is molten that the screw rod being axially arranged along the long axis direction for squeezing cylinder body, the extruding cylinder body and/or the screw rod are equipped with heating
Melt device.
9. plastics grit maker according to claim 8, it is characterised in that: the heating melting device is described including being set to
The Electric radiant Heating Film of inner surface of cylinder block is squeezed, from inside to outside successively includes inner insulating layer, thick film circuit heating layer and external insulation layer.
10. plastics grit maker according to claim 8, it is characterised in that: the heating melting device includes being set to institute
State the conduction oil circulation cavity squeezed on outer wall of cylinder block comprising heat conducting oil inlet and conduction oil outlet and high temperature oil pump and
Heater；The screw rod is in hollow shape, inside sets oil pocket, the high temperature oil body heated through the heater is in the high temperature oil pump
And oil circuit effect is lower into the oil pocket, heats to the screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821213212.8U CN208557982U (en) | 2018-07-27 | 2018-07-27 | Plastics grit maker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821213212.8U CN208557982U (en) | 2018-07-27 | 2018-07-27 | Plastics grit maker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208557982U true CN208557982U (en) | 2019-03-01 |
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ID=65448664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821213212.8U Active CN208557982U (en) | 2018-07-27 | 2018-07-27 | Plastics grit maker |
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| Country | Link |
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| CN (1) | CN208557982U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110423406A (en) * | 2019-09-04 | 2019-11-08 | 广东耀邦新能源股份有限公司 | A kind of outdoor lamp proprietary material, preparation method and applications |
-
2018
- 2018-07-27 CN CN201821213212.8U patent/CN208557982U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110423406A (en) * | 2019-09-04 | 2019-11-08 | 广东耀邦新能源股份有限公司 | A kind of outdoor lamp proprietary material, preparation method and applications |
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