CN103521699A - Regeneration system of used clay sand - Google Patents
Regeneration system of used clay sand Download PDFInfo
- Publication number
- CN103521699A CN103521699A CN201310492356.7A CN201310492356A CN103521699A CN 103521699 A CN103521699 A CN 103521699A CN 201310492356 A CN201310492356 A CN 201310492356A CN 103521699 A CN103521699 A CN 103521699A
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- sand
- eddy current
- clay
- regenerating
- bucket elevator
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- 239000004576 sand Substances 0.000 title claims abstract description 65
- 239000004927 clay Substances 0.000 title claims abstract description 28
- 230000008929 regeneration Effects 0.000 title abstract description 11
- 238000011069 regeneration method Methods 0.000 title abstract description 11
- 238000007873 sieving Methods 0.000 claims abstract description 15
- 238000007599 discharging Methods 0.000 claims abstract description 14
- 238000003860 storage Methods 0.000 claims abstract description 11
- 238000007885 magnetic separation Methods 0.000 claims abstract description 8
- 230000001172 regenerating effect Effects 0.000 claims description 47
- 230000010355 oscillation Effects 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 5
- 239000010687 lubricating oil Substances 0.000 claims description 4
- 239000010721 machine oil Substances 0.000 claims description 4
- 238000005266 casting Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000003912 environmental pollution Methods 0.000 abstract description 4
- 239000003110 molding sand Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000013467 fragmentation Methods 0.000 description 2
- 238000006062 fragmentation reaction Methods 0.000 description 2
- 238000005058 metal casting Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention discloses a regeneration system of used clay sand. The regeneration system comprises a belt conveyor with a magnetic separation function, a breaker, a bucket elevator, a linear vibration sand sieving machine, a storage device, a centrifugal regenerator and an air separator, wherein a feeding opening of the breaker is connected with the tail end of the belt conveyor, and a discharging opening of the breaker is connected with a feeding opening of the bucket elevator; the linear vibration sand sieving machine is arranged under a discharging opening of the bucket elevator; the storage device is arranged under the linear vibration sand sieving machine; a feeding opening of the centrifugal regenerator is connected with a discharging opening of the storage device; the air separator is arranged under the centrifugal regenerator; the used clay sand system also comprises a vortex type regenerator; the vortex type regenerator is connected with the centrifugal regenerator through a secondary bucket elevator. Through the regeneration system of used clay sand, the clay content in the used sand is greatly reduced; the performance of the used sand is controlled stably; the performance of the molding sand is effectively improved and controlled; the full regeneration of the used clay sand is realized; the environmental pollution is reduced; the resources are saved; the casting quality and the production efficiency are improved; the production cost of castings is reduced.
Description
Technical field
The present invention relates to the regenerating used system in a kind of metal casting industry, be specifically related to a kind of clay regenerating used system.
Background technology
China is Metal casting producer, year produce foundry goods and reach more than 4,000 ten thousand tons, due to clay-bonded sand production technology, to have the cost of raw material low, be easy to process, durability is strong, and the ability that adapts to moulding condition is strong, the advantages such as storage, convenient transportation, at present, the foundry goods of China 70%-80% adopts damp mould clay-bonded sand explained hereafter, and one ton of foundry goods of every production just discharges one ton of old sand.The old sand of discharge not only causes the huge waste of resource, and environment has also been caused to great pollution, therefore, carrying out the research of clay old sand holomorphosis technology, is important measures that reduce casting cost, improve casting quality, reduce environmental pollution and economize on resources.
At present, domestic conventional clay reclamation technique and equipment are only that the part mud of removing in clay old sand by regeneration divides, and reclaimed sand can only, as the loss that supplements clay-bonded sand system, be a kind of incomplete regen-eration.
Summary of the invention
In order to address the above problem, the object of the invention is to, a kind of clay regenerating used system is provided, realize the holomorphosis of clay old sand, reduce castings production cost, improve casting quality, reduce environmental pollution, economize on resources.
Described clay regenerating used system, comprises ribbon conveyer, disintegrating machine, bucket elevator, straight-line oscillation sand sieving machine, storage device, centrifugal regenerating device, air classifier containing magnetic separation; Crusher feed-inlet connects the end of ribbon conveyer, discharging opening connects the charging aperture of bucket elevator, linear vibrating screen sand machine is positioned at the below of bucket elevator discharging opening, storage device is positioned at the below of straight-line oscillation sand sieving machine, the charging aperture of centrifugal regenerating device connects the discharging opening of storage device, air classifier is positioned at the below of centrifugal regenerating device, and described clay regenerating used system also comprises eddy current type regenerating device, by secondary bucket elevator, is connected with centrifugal regenerating device.
Described eddy current type regenerating device comprises charging aperture, exhaust column, eddy current rotating disc, knockout material guide device, frequency modulation variable speed electric motors, particularly transmission system, eddy current rotating disc is positioned at the below of charging aperture, knockout material guide device is positioned at the below of eddy current rotating disc, exhaust column is positioned at the top of knockout material guide device end, knockout carries out exhausting simultaneously, and frequency modulation variable speed electric motors, particularly transmission system is positioned at eddy current type regenerating device cylindrical shell one side.
Described eddy current rotating disc inner side is stepped.
There is an abrasive cone at described eddy current rotating disc center, is fixedly connected with eddy current rotating disc.
Described eddy current type regenerating device cylindrical shell one side is provided with machine oil forcedlubricating system, lubricating oil cooler bin.
Clay regenerating used system provided by the invention, its beneficial effect is, adopt the inert coating of " Mobile grinding wheel " principle removal sand grain surface at a high speed, the way that simultaneously adopts strength boiling and ventilation and dust removal to combine is removed the micro mists such as dead clay, greatly reduces the clay content in old sand; The performances such as the moisture of old sand, temperature, grain fineness, roundness, particle surface attachment have also obtained stable control; The performances such as the moisture of molding sand, compact rate of molding, intensity, gas permeability, mobility have also obtained effective lifting and control; Realize the holomorphosis of clay old sand, reduced environmental pollution, economized on resources, improved casting quality and production efficiency, reduced castings production cost.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of one embodiment of the invention
Fig. 2 is the structural representation of Fig. 1 eddy current type regenerating device 12
Fig. 3 is the structural representation of Fig. 2 eddy current rotating disc 12-3
In figure, mark
1. artificial knockout grid; 2. contain the ribbon conveyer of magnetic separation; 3. an impact crusher; 4. one-level bucket elevator; 5. one-level straight-line oscillation sand sieving machine; 6. blocking rotary type level-sensing device; 7. sand hopper in the middle of; 8. the quantitative flashboard of electronic sand; 9. centrifugal regenerating device; 10. one-level air classifier; 11. secondary bucket elevators; 12. eddy current type regenerating devices; 12-1. charging aperture; 12-2. exhaust column; 12-3. eddy current rotating disc; 12-4. knockout material guide device; 12-5. machine oil forcedlubricating system; 12-6. lubricating oil cooler bin; 12-7. frequency modulation variable speed electric motors, particularly transmission system; 12-8. abrasive cone; 12-9. eddy current type regenerating device cylindrical shell; 13. secondary air classifiers; 14. secondary straight-line oscillation sand sieving machines; 15. 3 grades of bucket elevators; The 16. electronic sand flashboards of putting; 17. deposit sand hoppers.
The specific embodiment
Below in conjunction with an embodiment, clay regenerating used system provided by the invention is described in detail.
Embodiment
With reference to Fig. 1-Fig. 3, the present embodiment is a kind of clay regenerating used system, mainly ribbon conveyer, sheet impact crusher, bucket elevator, straight-line oscillation sand sieving machine, storage device, centrifugal regenerating device, air classifier, eddy current type regenerating device containing magnetic separation, consists of.
The charging aperture that contains the ribbon conveyer 2 end brace impact crushers 3 of magnetic separation, the discharging opening of one-level bucket elevator 4 brace impact crushers 3 and one-level straight-line oscillation sand sieving machine 5, middle sand hopper 7 is positioned at one-level straight-line oscillation sand sieving machine 5 belows, the discharging opening of sand hopper 7 in the middle of centrifugal regenerating device 9 charging apertures connect, one-level air classifier 10 is positioned at the below of centrifugal regenerating device 9, secondary bucket elevator 11 connects centrifugal regenerating device 9 discharging openings and eddy current type regenerating device 12 charging apertures, secondary air classifier 13 is positioned at eddy current type regenerating device 12 belows, secondary straight-line oscillation sand sieving machine 14 is positioned at eddy current type regenerating device 12 discharging opening belows, connect three grades of bucket elevators 15, deposit sand hopper 17 is positioned at the below of three grades of bucket elevator 15 discharging openings.
Old sand is by manually joining artificial knockout grid 1, old sand falls into containing after on ribbon conveyer 2 belts of magnetic separation, through magnetic separation, enter sheet impact crusher 3 and carry out fragmentation, fragmentation delivers into one-level straight-line oscillation sand sieving machine 5 by one-level bucket elevator 4, in the middle of sand after screening falls into, sand hopper 7 temporarily stores, sand amount in the middle of being detected by blocking rotary type level-sensing device 6 in sand hopper, a quantitative flashboard 8 of driven sand is set in the bottom of middle sand hopper 7, sand enters uniformly centrifugal regenerating device 9 and under the effect of one-level air classifier 10, carries out elementary regeneration, then through secondary bucket elevator 11, be delivered to eddy current type regenerating device 12, through the elementary sand of elementary regeneration, by charging aperture 12-1, fallen on the eddy current rotating disc 12-3 of High Rotation Speed, by abrasive cone 12-8, sand is distributed on eddy current rotating disc 12-3, under High Rotation Speed, form eddy current, elementary sand and regeneration are coiled wear-resisting lining ring and are clashed into, between friction and old sand grain, mutually clash into, the inert coating of sand grain surface is removed in friction, the sand of processing through regeneration dish falls into knockout guide dress 12-4, by knockout material guide device, 12-4 falls in process, under the effect of secondary air classifier 13 and exhaust column 12-2, remove the micro mists such as dead clay, the sand of processing through eddy current type regenerating device 12 qualified reclaimed sand after 14 screenings of secondary straight-line oscillation sand sieving machine is delivered to deposit sand hopper 17 in order to transhipment by three grades of bucket elevators 15.
Stepped design inside eddy current rotating disc, prevents the accumulation of sand on the one hand, has reduced on the other hand the wearing and tearing of sand to eddy current rotating disc.
Be positioned at the center of eddy current rotating disc, the abrasive cone being fixedly connected with eddy current rotating disc, play on the one hand the effect of minute spill sand, play on the other hand the effect of protecting bearing, reducing bearing wear.
Machine oil forcedlubricating system 12-5, the lubricating oil cooler bin 12-6 of eddy current type regenerating device cylindrical shell 12-9 mono-side is by lubrication oil circulation, and acceleration bearing is cooling, prevents excess Temperature, causes mechanical damage.
Claims (5)
1. a clay regenerating used system, comprises ribbon conveyer, disintegrating machine, bucket elevator, straight-line oscillation sand sieving machine, storage device, centrifugal regenerating device, air classifier containing magnetic separation; Crusher feed-inlet connects the end of ribbon conveyer, the charging aperture that discharging opening connects bucket elevator, linear vibrating screen sand machine is positioned at the below of bucket elevator discharging opening, storage device is positioned at the below of straight-line oscillation sand sieving machine, the charging aperture of centrifugal regenerating device connects the discharging opening of storage device, air classifier is positioned at the below of centrifugal regenerating device, it is characterized in that: described clay regenerating used system also comprises eddy current type regenerating device, by secondary bucket elevator, is connected with centrifugal regenerating device.
2. clay regenerating used system according to claim 1, it is characterized in that: described eddy current type regenerating device comprises charging aperture, exhaust column, eddy current rotating disc, knockout material guide device, frequency modulation variable speed electric motors, particularly transmission system, eddy current rotating disc is positioned at the below of charging aperture, knockout material guide device is positioned at the below of eddy current rotating disc, exhaust column is positioned at the top of knockout material guide device end, knockout carries out exhausting simultaneously, and frequency modulation variable speed electric motors, particularly transmission system is positioned at eddy current type regenerating device cylindrical shell one side.
3. clay regenerating used system according to claim 2, is characterized in that: described eddy current rotating disc inner side is for stepped.
4. clay regenerating used system according to claim 2, is characterized in that: there is an abrasive cone at described eddy current rotating disc center, is fixedly connected with eddy current rotating disc.
5. clay regenerating used system according to claim 2, is characterized in that: described eddy current type regenerating device cylindrical shell one side is provided with machine oil forcedlubricating system, lubricating oil cooler bin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310492356.7A CN103521699B (en) | 2013-10-21 | 2013-10-21 | Clay regenerating used system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310492356.7A CN103521699B (en) | 2013-10-21 | 2013-10-21 | Clay regenerating used system |
Publications (2)
| Publication Number | Publication Date |
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| CN103521699A true CN103521699A (en) | 2014-01-22 |
| CN103521699B CN103521699B (en) | 2015-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310492356.7A Expired - Fee Related CN103521699B (en) | 2013-10-21 | 2013-10-21 | Clay regenerating used system |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103934411A (en) * | 2014-03-25 | 2014-07-23 | 莱州新忠耀机械有限公司 | PEPSET resin moulding and sand cyclic utilization clean casting technology |
| CN104815951A (en) * | 2015-04-23 | 2015-08-05 | 辽宁福鞍重工股份有限公司 | Winnowing and magnetic separation method and device for reclaimed foundry sand |
| CN106424542A (en) * | 2016-08-29 | 2017-02-22 | 山西永益铸管股份有限公司 | Recovery device of waste sand of cast pipes |
| CN107052233A (en) * | 2016-12-30 | 2017-08-18 | 绵阳易简环保科技有限公司 | Environmental-protecting type casting old sand Dry recovery processing equipment |
| CN107497994A (en) * | 2017-09-19 | 2017-12-22 | 襄阳新金开泵业有限公司 | A kind of molding sand reclaiming device |
| CN108202127A (en) * | 2018-01-20 | 2018-06-26 | 青岛胶东机械制造有限公司 | A kind of durable centrifugation regenerating device |
| CN111054887A (en) * | 2020-01-17 | 2020-04-24 | 吴广 | A environment-friendly equipment for abandonment molding sand is retrieved |
| CN113426943A (en) * | 2021-06-23 | 2021-09-24 | 晋江鹏发机械有限公司 | Clay sand regeneration system and regeneration method |
| WO2022011985A1 (en) * | 2020-07-13 | 2022-01-20 | 太原理工大学 | Foundry waste sand recycling method and device |
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| GB916738A (en) * | 1960-08-10 | 1963-01-30 | British Stffl Castings Res Ass | Improvements in or relating to apparatus for the reclamation of foundry sand |
| CN2053550U (en) * | 1989-06-23 | 1990-02-28 | 郑州工学院 | Centrifugal vortex sand reclaimer |
| CN201168766Y (en) * | 2008-01-16 | 2008-12-24 | 潍坊华星铸造机械有限公司 | Clay sand regeneration complete equipment |
| CN101758163A (en) * | 2009-11-12 | 2010-06-30 | 无锡锡南铸造机械有限公司 | Large-scale self-hardening sand regeneration apparatus for crushing of vibrating shakeout |
| CN102873268A (en) * | 2012-09-25 | 2013-01-16 | 马鞍山市晨光高耐磨科技发展有限公司 | Foundry self-hardening sand recycling system process |
| CN103128228A (en) * | 2011-11-30 | 2013-06-05 | 山东省源通机械股份有限公司 | Comprehensive recycling method of waste sand in green casting |
-
2013
- 2013-10-21 CN CN201310492356.7A patent/CN103521699B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB916738A (en) * | 1960-08-10 | 1963-01-30 | British Stffl Castings Res Ass | Improvements in or relating to apparatus for the reclamation of foundry sand |
| CN2053550U (en) * | 1989-06-23 | 1990-02-28 | 郑州工学院 | Centrifugal vortex sand reclaimer |
| CN201168766Y (en) * | 2008-01-16 | 2008-12-24 | 潍坊华星铸造机械有限公司 | Clay sand regeneration complete equipment |
| CN101758163A (en) * | 2009-11-12 | 2010-06-30 | 无锡锡南铸造机械有限公司 | Large-scale self-hardening sand regeneration apparatus for crushing of vibrating shakeout |
| CN103128228A (en) * | 2011-11-30 | 2013-06-05 | 山东省源通机械股份有限公司 | Comprehensive recycling method of waste sand in green casting |
| CN102873268A (en) * | 2012-09-25 | 2013-01-16 | 马鞍山市晨光高耐磨科技发展有限公司 | Foundry self-hardening sand recycling system process |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103934411A (en) * | 2014-03-25 | 2014-07-23 | 莱州新忠耀机械有限公司 | PEPSET resin moulding and sand cyclic utilization clean casting technology |
| CN103934411B (en) * | 2014-03-25 | 2016-01-20 | 莱州新忠耀机械有限公司 | The moulding of PEPSET resin and sand recycle clean casting technique |
| CN104815951A (en) * | 2015-04-23 | 2015-08-05 | 辽宁福鞍重工股份有限公司 | Winnowing and magnetic separation method and device for reclaimed foundry sand |
| CN104815951B (en) * | 2015-04-23 | 2017-01-04 | 辽宁福鞍重工股份有限公司 | A kind of casting reclaimed sand wind magnetic selection method and equipment |
| CN106424542A (en) * | 2016-08-29 | 2017-02-22 | 山西永益铸管股份有限公司 | Recovery device of waste sand of cast pipes |
| CN107052233A (en) * | 2016-12-30 | 2017-08-18 | 绵阳易简环保科技有限公司 | Environmental-protecting type casting old sand Dry recovery processing equipment |
| CN107497994A (en) * | 2017-09-19 | 2017-12-22 | 襄阳新金开泵业有限公司 | A kind of molding sand reclaiming device |
| CN108202127A (en) * | 2018-01-20 | 2018-06-26 | 青岛胶东机械制造有限公司 | A kind of durable centrifugation regenerating device |
| CN108202127B (en) * | 2018-01-20 | 2019-09-03 | 青岛胶东机械制造有限公司 | A kind of durable centrifugation regenerating device |
| CN111054887A (en) * | 2020-01-17 | 2020-04-24 | 吴广 | A environment-friendly equipment for abandonment molding sand is retrieved |
| WO2022011985A1 (en) * | 2020-07-13 | 2022-01-20 | 太原理工大学 | Foundry waste sand recycling method and device |
| CN113426943A (en) * | 2021-06-23 | 2021-09-24 | 晋江鹏发机械有限公司 | Clay sand regeneration system and regeneration method |
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| CN103521699B (en) | 2015-09-23 |
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Effective date of registration: 20160923 Address after: 266700, No. 15, Yongsheng Yongsheng street, Tian Zhuang Town, Pingdu City, Shandong, Qingdao Patentee after: Qingdao Tianyida Casting Machine Co.,Ltd. Address before: 266721, Shandong City, Qingdao Province Pingdu Grange Industrial Park Patentee before: QINGDAO HEDELONG MACHINERY Co.,Ltd. |
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Effective date of registration: 20170509 Address after: 266700, Shandong City, Qingdao Province Pingdu Grange Industrial Park Patentee after: QINGDAO HEDELONG MACHINERY Co.,Ltd. Address before: 266700, No. 15, Yongsheng Yongsheng street, Tian Zhuang Town, Pingdu City, Shandong, Qingdao Patentee before: Qingdao Tianyida Casting Machine Co.,Ltd. |
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Address after: 266721 Tianzhuang Town, Pingdu City, Qingdao, Shandong Patentee after: Qingdao Changrun New Materials Co.,Ltd. Address before: 266700 Tianzhuang Industrial Park, Pingdu City, Qingdao City, Shandong Province Patentee before: QINGDAO HEDELONG MACHINERY Co.,Ltd. |
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