CN204295918U - A kind of plastics recovery is with extracting pre-pelleter - Google Patents
A kind of plastics recovery is with extracting pre-pelleter Download PDFInfo
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- CN204295918U CN204295918U CN201420764647.7U CN201420764647U CN204295918U CN 204295918 U CN204295918 U CN 204295918U CN 201420764647 U CN201420764647 U CN 201420764647U CN 204295918 U CN204295918 U CN 204295918U
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- cylinder
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- pelleter
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/52—Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The utility model discloses a kind of plastics recovery with extracting pre-pelleter, comprise frame, extract cylinder, heating-cooling device and pre-pellet device, frame is provided with upstream bearing block and reduced pressure downstream sealing, a described two ends of extracting are fixed between the two, extract cylinder and be provided with charging aperture, between upstream bearing block and reduced pressure downstream seal receptacle, extrusion screw rod is installed, extrusion screw rod is positioned to be extracted cylinder and is connected with screw rod power set, heating-cooling device is installed on extracts a downstream, extract a stack shell Upstream section and be provided with treatment hole, extract a stack shell tract and be also provided with discharging opening, reduced pressure downstream seal receptacle comprises reduced pressure sealing cylinder and sealed bearing, reduced pressure sealing cylinder stretches into extracts a downstream port inside, extrusion screw rod downstream is provided with optical axis portion, optical axis portion is arranged in reduced pressure sealing cylinder and its matched in clearance, pre-pellet device to be installed in frame and to be positioned at the downstream extracting cylinder, pre-pellet device comprises grain-cutter and grain-cutter power set, this pre-pelleter operating efficiency is high, long service life.
Description
Technical field
The utility model relates to plastics recovery field, refers to that a kind of plastics recovery is with extracting pre-pelleter especially.
Background technology
The discharging opening extracting pre-pelleter of current use is opened on the bearing block of end, in use expose problems: 1) because material is extracting the continuous extruding through extrusion screw rod in cylinder, bearing block is subject to very large extruding force, easily damages; 2) material extracted in cylinder had started to heat up gradually originally under the continuous extrusion friction of extrusion screw rod, reach 100 at the temperature of charge of discharge outlet more and spend, make the temperature of bearing block very high, the easy Yin Wendu of lubricating oil in bearing is too high and lost efficacy, lubrication can not be played to bearing, cause bearing easily to damage, service life shortens greatly.In addition, the current extrusion place extracting pre-pelleter is provided with spreader and mouth mould, material can be piled up at mouth mould place, in addition discharging opening is opened in bearing block, after shutting down, material is hardened in mouthful mould and bearing block, even if start next time continues to extract material, the material hardened can not be discharged from discharging opening, if things go on like this, the material of mouth mould and the interior accumulation of bearing block is cumulative, the material that finally can be hardened all piles with and blocks, discharging opening just can not continue discharging, as can be seen from foregoing description we, discharging opening is opened in bearing block and not only have impact on the operating efficiency that this extracts pre-pelleter, and each position is as mouth mould, bearing block, therefore bearings etc. easily damage, and keep in repair, replacing is also a very large expenditure.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of plastics recovery with extracting pre-pelleter, and this pre-pelleter operating efficiency is high, long service life, efficiently solves the problem that bearing, the bearing block of in the past extracting pre-pelleter is easily damaged.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of plastics recovery is with extracting pre-pelleter, comprise frame, extract cylinder, heating-cooling device and pre-pellet device, described frame is provided with upstream bearing block and reduced pressure downstream seal receptacle, the described two ends extracting cylinder are individually fixed between upstream bearing block and reduced pressure downstream seal receptacle, extract on cylinder and upstream extremity is provided with charging aperture, extrusion screw rod is rotatablely equipped with between upstream bearing block and reduced pressure downstream seal receptacle, this extrusion screw rod is positioned to be extracted cylinder and is connected with screw rod power set, described heating cooling integrated device be installed on extract cylinder tract to the heating material extracted in cylinder or cooling, this is to keep temperature of charge consistent, discharging plasticizing rate is the same, be convenient to final granulation quality.The stack shell Upstream section extracting cylinder is provided with treatment hole, the stack shell tract extracting cylinder is also provided with discharging opening, described reduced pressure downstream seal receptacle comprises reduced pressure sealing cylinder and sealed bearing, described reduced pressure sealing cylinder stretches into extracts a downstream port inside, the tract of described extrusion screw rod is provided with one section of optical axis portion, and this optical axis portion is arranged in reduced pressure sealing cylinder and its matched in clearance; Described pre-pellet device to be installed in frame and to be positioned at the downstream extracting cylinder, this pre-pellet device comprises grain-cutter and grain-cutter power set, these grain-cutter power set and grain-cutter are in transmission connection, and described grain-cutter coordinates blank with the outer circumferential walls extracting a discharging opening.
As this kind of preferred scheme, the upper helical blade of described extrusion screw rod extends to reduced pressure sealing cylinder front end face place.
As this kind of preferred scheme, the setting position of described discharging opening is near reduced pressure sealing cylinder front end face.
As this kind of preferred scheme, described discharging opening is circumferentially evenly arranged at stack shell, and distributes ringwise, and the opening's edge of the most downstream of discharging opening is concordant with reduced pressure sealing cylinder front end face.
As this kind of preferred scheme, described sealed bearing also offers the circulating cooling passage for lowering the temperature to this bearing block.
As this kind of preferred scheme, described grain-cutter comprises tool rest plate, some axial knife bars and the blade supporting with knife bar, described knife bar is installed on tool rest plate, and tool rest plate is connected with grain-cutter power set, and described blade is installed on knife bar and with the outer wall of extruded tube and coordinates.
As this kind of preferred scheme, the outer wall of described blade and extruded tube rotates downstream and acutangulates.
After have employed technique scheme, the beneficial effects of the utility model are: because a kind of plastics recovery of the application is arranged at the stack shell tract extracting cylinder with the discharging opening extracting pre-pelleter, discharging opening is positioned at the upstream of bearing block, but not be arranged on sealed bearing, reduce the extruding force of material to sealed bearing, discharging opening is not located on sealed bearing, the temperature of sealed bearing and bearing also significantly reduces, avoid lubricating oil Yin Gaowen and go bad, cause bearing damage, optical axis portion and reduced pressure sealing cylinder matched in clearance, material is not easy to enter in reduced pressure sealing cylinder by gap, more difficultly enter in sealed bearing, ensure that this extracts the normal operation of pre-pelleter, and the discharging opening of this pre-pelleter be arranged at extract cylinder stack shell circumferentially, bearing block is arranged at before comparing, the length of discharging opening obviously shortens, the probability that discharging opening blocks because of sclerosis also reduces greatly, in sum, the application's plastics recovery is high with extracting pre-pelleter operating efficiency, long service life.
Again because the upper helical blade of described extrusion screw rod extends to reduced pressure sealing cylinder front end face place, farthest can extrude material, what hardened to discharge outlet plays fragmentation simultaneously, facilitates discharging.
Again because the setting position of described discharging opening is near reduced pressure sealing cylinder front end face, so material be subject to reduced pressure sealing cylinder front end face stop afterwards direct from.
Again because described discharging opening is evenly arranged on stack shell, and distribute ringwise, and the opening's edge of the most downstream of discharging opening being concordant with reduced pressure sealing cylinder front end face, when extracting material to greatest extent, realizing timely discharging.
Again owing to described sealed bearing also offering for the circulating cooling passage of this bearing block cooling, when the temperature of bearing block and bearing is too high, recirculated cooling water can be passed in time and it is lowered the temperature.
Again because described grain-cutter comprises tool rest plate, some axial knife bars and the blade supporting with knife bar, described knife bar is installed on tool rest plate, tool rest plate is connected with grain-cutter power set, described blade is installed on knife bar and with the outer wall of extruded tube and coordinates, multiple blade blank simultaneously can be realized, control particle size, make blank more timely, quick.
Acutangulate because the outer wall of described blade and extruded tube rotates downstream again, can ensure that blank is relatively more thorough, damage can not be caused to the outer wall of extruded tube again.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Fig. 1 is the structural representation of the utility model embodiment;
In accompanying drawing: 1. frame; 2. extract cylinder; 3. charging aperture; 4. extrusion screw rod; 41. optical axis portions; 5. treatment hole; 6. discharging opening; 7. reduced pressure sealing cylinder; 8. sealed bearing; 9. grain-cutter; 10. grain-cutter power set; 11. motors; 12. reductors; 13. upstream bearing blocks.
Detailed description of the invention
Below by specific embodiment, a kind of plastics recovery described in the utility model is described in further detail with extracting pre-pelleter.
As shown in Figure 1, a kind of plastics recovery is with extracting pre-pelleter, comprise frame 1, extract cylinder 2, heating-cooling device and pre-pellet device, described frame 1 is provided with upstream bearing block 13 and reduced pressure downstream seal receptacle, the described two ends extracting cylinder 2 are individually fixed between upstream bearing block 13 and reduced pressure downstream seal receptacle, extract on cylinder 2 and upstream extremity is provided with charging aperture 3, extrusion screw rod 4 is rotatablely equipped with between upstream bearing block 13 and reduced pressure downstream seal receptacle, this extrusion screw rod 4 is positioned to be extracted cylinder 2 and is connected with screw rod power set, described heating-cooling device be installed on extract cylinder 2 tract to the heating material extracted in cylinder 2 or cooling, this heating-cooling device does not need long-time use, because plastics can be rubbed when extracting and extruding in cylinder 2, can produce heat makes plastics just plastify, therefore, heating-cooling device is used for auxiliary heating or supplement heat rejecter, the stack shell Upstream section extracting cylinder 2 is provided with treatment hole 5, the stack shell tract extracting cylinder 2 is also provided with discharging opening 6, described reduced pressure downstream seal receptacle comprises reduced pressure sealing cylinder 7 and sealed bearing 8, described reduced pressure sealing cylinder 7 stretches into extracts cylinder 2 downstream port inside, the tract of described extrusion screw rod 4 is provided with one section of optical axis portion 41, this optical axis portion 41 is arranged in reduced pressure sealing cylinder 7 and its matched in clearance, described pre-pellet device to be installed in frame 1 and to be positioned at the downstream extracting cylinder 2, this pre-pellet device comprises grain-cutter 9 and grain-cutter power set 10, these grain-cutter power set 10 are in transmission connection with grain-cutter 9, and described grain-cutter 9 coordinates blank with the outer wall extracting cylinder 2 discharging opening 6.
In the present embodiment, described screw rod power set comprise motor 11 and reductor 12, this motor 11 is connected with reductor 12 transmission link, described cylinder 2 of extracting is connected by the casing of terminal pad with reductor 12, output shaft and the extrusion screw rod 4 of this reductor 12 are in transmission connection, the upper helical blade of described extrusion screw rod 4 extends to reduced pressure sealing cylinder 7 front end face place, the setting position of described discharging opening 6 is near reduced pressure sealing cylinder 7 front end face, described discharging opening 6 is evenly arranged on stack shell, and distribute ringwise, and the opening's edge of the most downstream of discharging opening 6 is concordant with reduced pressure sealing cylinder 7 front end face, described sealed bearing 8 also offers the circulating cooling passage for lowering the temperature to this bearing block.
Described grain-cutter 9 comprises tool rest plate, some axial knife bars and the blade supporting with knife bar, described knife bar is installed on tool rest plate, tool rest plate is connected with grain-cutter power set 10, described blade is installed on knife bar and with the outer wall of extruded tube and coordinates, the outer wall of described blade and extruded tube rotates downstream and acutangulates, under the rotation that this place describes, right side is determined relative to blade direction of rotation, and what outer wall is in blade rear swivel is downstream.Between knife bar, can Reinforced Hoop be set, avoids knife bar to rock, improve intensity.
During work, open motor 11, under the drive of motor 11, reductor 12, extrusion screw rod 4 rotates, and material is thrown in from charging aperture 3, extracting the extruding through extrusion screw rod 4 in cylinder 2, the moisture extruded flows out from continuous treatment hole 5, material is more and more dry, and material to be squeezed and friction can produce a large amount of heats extracting in process, and last material is that semi-molten state is from discharging opening 6 discharging, grain-cutter 9 rotates under the driving of grain-cutter power set 10, is constantly scraped off by the material of discharging opening 6.
Because a kind of plastics recovery of the application is arranged at the stack shell tract extracting cylinder 2 with the discharging opening 6 extracting pre-pelleter, discharging opening 6 is positioned at the upstream of bearing block, but not be arranged on sealed bearing 8, reduce the extruding force of material to sealed bearing 8, discharging opening 6 is not located on sealed bearing 8, the temperature of sealed bearing 8 and bearing also significantly reduces, avoid lubricating oil Yin Gaowen and go bad, cause bearing damage, optical axis portion 41 and reduced pressure sealing cylinder 7 matched in clearance, material is not easy to enter in reduced pressure sealing cylinder 7 by gap, more difficultly enter in sealed bearing 8, ensure that this extracts the normal operation of pre-pelleter, and the discharging opening 6 of this pre-pelleter is arranged at the stack shell extracting cylinder 2, bearing block is arranged at before comparing, the length of discharging opening 6 obviously shortens, the probability that discharging opening 6 blocks because of sclerosis also reduces greatly, this plastics recovery is high with extracting pre-pelleter operating efficiency, long service life.
Claims (7)
1. a plastics recovery is with extracting pre-pelleter, it is characterized in that: comprise frame, extract cylinder, heating-cooling device and pre-pellet device, described frame is provided with upstream bearing block and reduced pressure downstream seal receptacle, the described two ends extracting cylinder are individually fixed between upstream bearing block and reduced pressure downstream seal receptacle, extract on cylinder and upstream extremity is provided with charging aperture, extrusion screw rod is rotatablely equipped with between upstream bearing block and reduced pressure downstream seal receptacle, this extrusion screw rod is positioned to be extracted cylinder and is connected with screw rod power set, described heating-cooling device be installed on extract cylinder tract to the heating material extracted in cylinder or cooling, the stack shell Upstream section extracting cylinder is provided with treatment hole, the stack shell tract extracting cylinder is also provided with discharging opening, described reduced pressure downstream seal receptacle comprises reduced pressure sealing cylinder and sealed bearing, described reduced pressure sealing cylinder stretches into extracts a downstream port inside, the tract of described extrusion screw rod is provided with one section of optical axis portion, this optical axis portion is arranged in reduced pressure sealing cylinder and its matched in clearance, described pre-pellet device to be installed in frame and to be positioned at the downstream extracting cylinder, and this pre-pellet device comprises grain-cutter and grain-cutter power set, and these grain-cutter power set and grain-cutter are in transmission connection, and described grain-cutter coordinates blank with the outer wall extracting a discharging opening.
2. a kind of plastics recovery, with extracting pre-pelleter, is characterized in that as claimed in claim 1: the upper helical blade of described extrusion screw rod extends to reduced pressure sealing cylinder front end face place.
3. a kind of plastics recovery, with extracting pre-pelleter, is characterized in that as claimed in claim 2: the setting position of described discharging opening is near reduced pressure sealing cylinder front end face.
4. a kind of plastics recovery, with extracting pre-pelleter, is characterized in that as claimed in claim 3: described discharging opening is circumferentially evenly arranged at stack shell, and distributes ringwise, and the opening's edge of the most downstream of discharging opening is concordant with reduced pressure sealing cylinder front end face.
5. as described in any one of claim 1-4, a kind of plastics recovery, with extracting pre-pelleter, is characterized in that: described sealed bearing also offers the circulating cooling passage for lowering the temperature to this bearing block.
6. as claimed in claim 5 a kind of plastics recovery with extracting pre-pelleter; it is characterized in that: described grain-cutter comprises tool rest plate, some axial knife bars and the blade supporting with knife bar; described knife bar is installed on tool rest plate; tool rest plate is connected with grain-cutter power set, and described blade is installed on knife bar and with the outer wall of extruded tube and coordinates.
7. a kind of plastics recovery, with extracting pre-pelleter, is characterized in that as claimed in claim 6: the outer wall of described blade and extruded tube rotates downstream and acutangulates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420764647.7U CN204295918U (en) | 2014-12-08 | 2014-12-08 | A kind of plastics recovery is with extracting pre-pelleter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420764647.7U CN204295918U (en) | 2014-12-08 | 2014-12-08 | A kind of plastics recovery is with extracting pre-pelleter |
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| Publication Number | Publication Date |
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| CN204295918U true CN204295918U (en) | 2015-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420764647.7U Active CN204295918U (en) | 2014-12-08 | 2014-12-08 | A kind of plastics recovery is with extracting pre-pelleter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104441328A (en) * | 2014-12-08 | 2015-03-25 | 张家港市联达机械有限公司 | Squeezing pre-grain-cutting machine for plastic recovery |
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2014
- 2014-12-08 CN CN201420764647.7U patent/CN204295918U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104441328A (en) * | 2014-12-08 | 2015-03-25 | 张家港市联达机械有限公司 | Squeezing pre-grain-cutting machine for plastic recovery |
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