CN108889429A - A method of anchor plate raw metal is prepared using casting waste residue - Google Patents

A method of anchor plate raw metal is prepared using casting waste residue Download PDF

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Publication number
CN108889429A
CN108889429A CN201810612290.3A CN201810612290A CN108889429A CN 108889429 A CN108889429 A CN 108889429A CN 201810612290 A CN201810612290 A CN 201810612290A CN 108889429 A CN108889429 A CN 108889429A
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China
Prior art keywords
magnetic separation
waste residue
parts
time
magnetic
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CN201810612290.3A
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Chinese (zh)
Inventor
段罗生
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Liuzhou Rui Xing Agricultural Machinery Accessories Processing Plant
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Liuzhou Rui Xing Agricultural Machinery Accessories Processing Plant
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Priority to CN201810612290.3A priority Critical patent/CN108889429A/en
Publication of CN108889429A publication Critical patent/CN108889429A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C21/00—Disintegrating plant with or without drying of the material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/10—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls with one or a few disintegrating members arranged in the container
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00—Magnetic separation
    • B03C1/02—Magnetic separation acting directly on the substance being separated
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/005—Separation by a physical processing technique only, e.g. by mechanical breaking
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Abstract

The present invention discloses a kind of method for preparing anchor plate raw metal using casting waste residue, includes the following steps：A, casting waste residue is cleaned, removes the sludge and other impurities on casting waste residue surface；B, the good casting waste residue of processing of step A is subjected to ball-milling treatment using ball mill, revolving speed 200-250r/min is cooled down after ball milling, is then sieved, and the powdery waste residue that partial size is not more than 6mm is isolated；The biggish particle of partial size continues ball milling, until partial size is not more than 6mm；C, the powdery waste residue for isolating step B carries out magnetic separation using magnetic separator, and the magnetic separation material that magnetic separation obtains uses wet ball-milling crusher machine, and magnetic tailing is collected；D, broken magnetic separation material filters off moisture, carries out reverse flotation；E, the rich iron material after flotation is washed, dries, obtains anchor plate raw metal.Present invention process is simple, easy to operate, at low cost, practical, securely and reliably.

Description

A method of anchor plate raw metal is prepared using casting waste residue
Technical field
The invention belongs to cast waste residue recovery technology field, and in particular to a kind of to prepare anchor plate raw material using casting waste residue The method of metal.
Background technique
Now with industrial expansions such as automobiles, many accessories are produced using casting, now annual to generate greatly The casting waste residue of amount, the annual waste residue yield that casts reaches kiloton, is the big county for casting automobile cylinder cover in Anhui Province Hanshan County, It casts containing ingredients such as a large amount of silica in waste residue, casts waste residue now and recycles metal component therein, but often It is handled using the method for calcining, not only the rate of recovery is not high, but also its energy consumption is too high, and cost recovery is high.
Summary of the invention
In view of the above-mentioned problems, the present invention provides a kind of method for preparing anchor plate raw metal using casting waste residue, simply It is easy, it is easy to operate, it is at low cost, it is high-efficient, it is practical, securely and reliably.
In order to achieve the above objectives, the technical scheme is that：
The method that use casting waste residue of the invention prepares anchor plate raw metal, includes the following steps：
A, casting waste residue is cleaned, removes the sludge and other impurities on casting waste residue surface；
B, the good casting waste residue of processing of step A is subjected to ball-milling treatment, revolving speed 200-250r/min, after ball milling using ball mill It is cooled down, is then sieved, isolate the powdery waste residue that partial size is not more than 6mm；The biggish particle of partial size continues ball milling, directly It is not more than 6mm to partial size；
C, the powdery waste residue for isolating step B carries out magnetic separation using magnetic separator, and the magnetic separation material that magnetic separation obtains uses wet ball-milling Crusher machine, magnetic tailing are collected；
D, broken magnetic separation material filters off moisture, carries out reverse flotation, by reverse flotation agent and water by weight 1 when reverse flotation：5-10 Ratio mixed；
E, the rich iron material after flotation is washed, dries, obtains anchor plate raw metal.
Further, 3 progress of ball milling point in the step B, first time ball milling 15-25min, cooling 5-15min；Second Ball milling 10-15min, cooling 5-15min；Third time ball milling 5-15min.
Further, points of 4 times progress of the magnetic separation in the step C, when first time magnetic separation, magnetic field strength 0.15T, when magnetic separation Between be 15-25min, solid-liquid mass ratio is 1 when magnetic separation:10-20, pH 6-7, it is solid when the magnetic separation pellet grinding machine pan feeding that magnetic separation obtains Liquid mass ratio is 1:15-20, revolving speed 200-300r/min, time 10-20min；
When second of magnetic separation, magnetic field strength 0.10T, the magnetic separation time is 10-15min, and solid-liquid mass ratio is 1 when magnetic separation：15- 20, pH 6-7, solid-liquid mass ratio is 1 when the magnetic separation material pan feeding that magnetic separation obtains:15-20, revolving speed 250-300r/min, time is 15-30min；
When third time magnetic separation, magnetic field strength 0.09T, the magnetic separation time is 5-15min, and solid-liquid mass ratio is 1 when magnetic separation material:15- 20, pH 7-8, solid-to-liquid ratio is 1 when the magnetic separation material pan feeding that magnetic separation obtains:10-20, revolving speed 250-300r/min handle the time For 15-25min；
When the 4th magnetic separation, magnetic field strength 0.12T, the magnetic separation time is 15-25min, and solid-liquid mass ratio is 1 when magnetic separation:10- 30, PH 7-8.
Further, ball mill is dry ball in the step B.
Further, the reverse flotation agent is prepared from the following raw materials by weight：20-30 parts of diesel oil, 10-15 parts of kerosene, lemon 3-5 parts of lemon acid ammonium, 5-10 parts of turpentine oil, 3-5 parts of dicholorodifluoromethane, 2-8 parts of calgon, methyl sodiosul foaliphatate 5- 10 parts, 2-5 parts of zinc stearate, 1-3 parts of pentane, 1-3 parts of lauryl amine cation, 1-3 parts of sodium metasilicate.
Beneficial effects of the present invention：
The method for preparing anchor plate raw metal of the invention improves separation by casting waste residue using modes such as ball milling, magnetic separation Effect, the effect of magnetic separation is promoted by the condition of strict control magnetic separation by multistep magnetic separation, then carries out flotation, flotation Agent can be greatly promoted the effect of flotation, promote the efficiency of separation, both may be used using method of the invention by the proportion of science To greatly promote the separating effect of inorganic constituents and iron compound, rich iron material after separation can be used as prepare anchor pad completely The demand of plate, by processing, each step separation condition is by being accurately controlled, it is only necessary to a small amount of element silicon be added and prepare Anchor plate can save efficiency 10% or so when by inorganic constituents and rich iron feed separation, and environmental pollution is minimum.Make to cast The recovery utilization rate for making waste residue reaches 90% or more, and economic value is obviously improved.
Specific embodiment
Below by specific embodiment, the present invention is described in detail.
Embodiment 1
The method that use casting waste residue of the invention prepares anchor plate raw metal, includes the following steps：
A, casting waste residue is cleaned, removes the sludge and other impurities on casting waste residue surface；
B, the good casting waste residue of processing of step A is subjected to 3 ball-milling treatments using dry ball, revolving speed 200r/min, the Ball milling 15min, cooling 5min；Second of ball milling 10min, cooling 5min；Third time ball milling 5min；Then it is sieved, separates Partial size is not more than the powdery waste residue of 6mm out；The biggish particle of partial size continues ball milling, until partial size is not more than 6mm；
C, the powdery waste residue for isolating step B carries out 4 magnetic separation using magnetic separator, and when first time magnetic separation, magnetic field strength is 0.15T, magnetic separation time are 15min, and solid-liquid mass ratio is 1 when magnetic separation:10, pH 6, the magnetic separation pellet grinding machine pan feeding that magnetic separation obtains When solid-liquid mass ratio be 1:15, revolving speed 200r/min, time 10min；When second of magnetic separation, magnetic field strength 0.10T, magnetic Selecting the time is 10-15min, and solid-liquid mass ratio is 1 when magnetic separation：15, pH 6, solid-liquid quality when the magnetic separation material pan feeding that magnetic separation obtains Than being 1:15, revolving speed 250-300r/min, time 15-30min；When third time magnetic separation, magnetic field strength 0.09T, when magnetic separation Between be 5min, solid-liquid mass ratio is 1 when magnetic separation material:15, pH 7, solid-to-liquid ratio is 1 when the magnetic separation material pan feeding that magnetic separation obtains:10, Revolving speed is 250r/min, and the processing time is 15-25min；When the 4th magnetic separation, magnetic field strength 0.12T, the magnetic separation time is 15min, solid-liquid mass ratio is 1 when magnetic separation:10, PH 7；The magnetic separation material that magnetic separation obtains uses wet ball-milling crusher machine, magnetic separation tail Mine is collected；
D, broken magnetic separation material filters off moisture, carries out reverse flotation, by reverse flotation agent and water by weight 1 when reverse flotation:5 ratio Example is mixed；
E, the rich iron material after flotation is washed, dries, obtains anchor plate raw metal.
The reverse flotation agent is prepared from the following raw materials by weight：20 parts of diesel oil, 10 parts of kerosene, 3 parts of ammonium citrate, turpentine Oily 5 parts, 3 parts of dicholorodifluoromethane, 2 parts of calgon, 5 parts of methyl sodiosul foaliphatate, 2 parts of zinc stearate, pentane 1 Part, 1 part, 1 part of sodium metasilicate of lauryl amine cation.
Embodiment 2
The method that use casting waste residue of the invention prepares anchor plate raw metal, includes the following steps：
A, casting waste residue is cleaned, removes the sludge and other impurities on casting waste residue surface；
B, the good casting waste residue of processing of step A is subjected to 3 ball-milling treatments using dry ball, revolving speed 220r/min, the Ball milling 18min, cooling 10min；Second of ball milling 12min, cooling 10min；Third time ball milling 10min；Then it is sieved, point Separate out the powdery waste residue that partial size is not more than 6mm；The biggish particle of partial size continues ball milling, until partial size is not more than 6mm；
C, the powdery waste residue for isolating step B carries out 4 magnetic separation using magnetic separator, and when first time magnetic separation, magnetic field strength is 0.15T, magnetic separation time are 20min, and solid-liquid mass ratio is 1 when magnetic separation:15, pH 6.5, the magnetic separation pellet grinding machine that magnetic separation obtains enters Solid-liquid mass ratio is 1 when material:18, revolving speed 250r/min, time 15min；When second of magnetic separation, magnetic field strength 0.10T, The magnetic separation time is 13min, and solid-liquid mass ratio is 1 when magnetic separation:18, pH 6.5, solid-liquid quality when the magnetic separation material pan feeding that magnetic separation obtains Than being 1:17, revolving speed 250-300r/min, time 15-30min；When third time magnetic separation, magnetic field strength 0.09T, when magnetic separation Between be 10min, solid-liquid mass ratio is 1 when magnetic separation material:18, pH 7.5, solid-to-liquid ratio is 1 when the magnetic separation material pan feeding that magnetic separation obtains: 15, revolving speed 280r/min, processing time are 17min；When the 4th magnetic separation, magnetic field strength 0.12T, the magnetic separation time is 20min, solid-liquid mass ratio is 1 when magnetic separation:20, PH 7.5；The magnetic separation material that magnetic separation obtains uses wet ball-milling crusher machine, magnetic separation Tailing is collected；
D, broken magnetic separation material filters off moisture, carries out reverse flotation, by reverse flotation agent and water by weight 1 when reverse flotation:8 ratio Example is mixed；
E, the rich iron material after flotation is washed, dries, obtains anchor plate raw metal.
The reverse flotation agent is prepared from the following raw materials by weight：25 parts of diesel oil, 13 parts of kerosene, 4 parts of ammonium citrate, turpentine Oily 8 parts, 4 parts of dicholorodifluoromethane, 5 parts of calgon, 8 parts of methyl sodiosul foaliphatate, 3.5 parts of zinc stearate, pentane 2 Part, 2 parts, 2 parts of sodium metasilicate of lauryl amine cation.
Embodiment 3
The method that use casting waste residue of the invention prepares anchor plate raw metal, includes the following steps：
A, casting waste residue is cleaned, removes the sludge and other impurities on casting waste residue surface；
B, the good casting waste residue of processing of step A is subjected to 3 ball-milling treatments using dry ball, revolving speed 250r/min, the Ball milling 25min, cooling 15min；Second of ball milling 15min, cooling 15min；Third time ball milling 15min；Then it is sieved, point Separate out the powdery waste residue that partial size is not more than 6mm；The biggish particle of partial size continues ball milling, until partial size is not more than 6mm；
C, the powdery waste residue for isolating step B carries out 4 magnetic separation using magnetic separator, and when first time magnetic separation, magnetic field strength is 0.15T, magnetic separation time are 25min, and solid-liquid mass ratio is 1 when magnetic separation:20, pH 7, the magnetic separation pellet grinding machine pan feeding that magnetic separation obtains When solid-liquid mass ratio be 1:20, revolving speed 300r/min, time 20min；When second of magnetic separation, magnetic field strength 0.10T, magnetic Selecting the time is 10-15min, and solid-liquid mass ratio is 1 when magnetic separation:20, pH 7, solid-liquid quality when the magnetic separation material pan feeding that magnetic separation obtains Than being 1:20, revolving speed 300r/min, time 30min；When third time magnetic separation, magnetic field strength 0.09T, the magnetic separation time is 15min, solid-liquid mass ratio is 1 when magnetic separation material:20, pH 8, solid-to-liquid ratio is 1 when the magnetic separation material pan feeding that magnetic separation obtains:20, revolving speed For 300r/min, the processing time is 25min；When the 4th magnetic separation, magnetic field strength 0.12T, the magnetic separation time is 25min, magnetic separation When solid-liquid mass ratio be 1:30, PH 8；The magnetic separation material that magnetic separation obtains uses wet ball-milling crusher machine, and magnetic tailing is collected；
D, broken magnetic separation material filters off moisture, carries out reverse flotation, by reverse flotation agent and water by weight 1 when reverse flotation:10 Ratio is mixed；
E, the rich iron material after flotation is washed, dries, obtains anchor plate raw metal.
The reverse flotation agent is prepared from the following raw materials by weight：30 parts of diesel oil, 15 parts of kerosene, 5 parts of ammonium citrate, turpentine Oily 10 parts, 5 parts of dicholorodifluoromethane, 8 parts of calgon, 10 parts of methyl sodiosul foaliphatate, 5 parts of zinc stearate, pentane 3 Part, 3 parts, 3 parts of sodium metasilicate of lauryl amine cation.

Claims (5)

1. a kind of method for preparing anchor plate raw metal using casting waste residue, which is characterized in that include the following steps：
A, casting waste residue is cleaned, removes the sludge and other impurities on casting waste residue surface；
B, the good casting waste residue of processing of step A is subjected to ball-milling treatment, revolving speed 200-250r/min, after ball milling using ball mill It is cooled down, is then sieved, isolate the powdery waste residue that partial size is not more than 6mm；The biggish particle of partial size continues ball milling, directly It is not more than 6mm to partial size；
C, the powdery waste residue for isolating step B carries out magnetic separation using magnetic separator, and the magnetic separation material that magnetic separation obtains uses wet ball-milling Crusher machine, magnetic tailing are collected；
D, broken magnetic separation material filters off moisture, carries out reverse flotation, by reverse flotation agent and water by weight 1 when reverse flotation：5-10 Ratio mixed；
E, the rich iron material after flotation is washed, dries, obtains anchor plate raw metal.
2. the reverse flotation agent is prepared from the following raw materials by weight：20-30 parts of diesel oil, 10-15 parts of kerosene, ammonium citrate 3-5 Part, 5-10 parts of turpentine oil, 3-5 parts of dicholorodifluoromethane, 2-8 parts of calgon, 5-10 parts of methyl sodiosul foaliphatate, tristearin Sour zinc 2-5 parts, 1-3 parts of pentane, 1-3 parts of lauryl amine cation, 1-3 parts of sodium metasilicate.
3. the method according to claim 1 for preparing anchor plate raw metal using casting waste residue, it is characterised in that：It is described 3 progress of ball milling point in step B, first time ball milling 15-25min, cooling 5-15min；Second of ball milling 10-15min, cooling 5- 15min；Third time ball milling 5-15min.
4. the method according to claim 1 for preparing anchor plate raw metal using casting waste residue, it is characterised in that：
4 progress of magnetic separation in the step C point, when first time magnetic separation, magnetic field strength 0.15T, the magnetic separation time is 15- 25min, solid-liquid mass ratio is 1 when magnetic separation:10-20, pH 6-7, solid-liquid quality when the magnetic separation pellet grinding machine pan feeding that magnetic separation obtains Than being 1:15-20, revolving speed 200-300r/min, time 10-20min；
When second of magnetic separation, magnetic field strength 0.10T, the magnetic separation time is 10-15min, and solid-liquid mass ratio is 1 when magnetic separation：15- 20, pH 6-7, solid-liquid mass ratio is 1 when the magnetic separation material pan feeding that magnetic separation obtains:15-20, revolving speed 250-300r/min, time is 15-30min；
When third time magnetic separation, magnetic field strength 0.09T, the magnetic separation time is 5-15min, and solid-liquid mass ratio is 1 when magnetic separation material:15- 20, pH 7-8, solid-to-liquid ratio is 1 when the magnetic separation material pan feeding that magnetic separation obtains:10-20, revolving speed 250-300r/min handle the time For 15-25min；
When the 4th magnetic separation, magnetic field strength 0.12T, the magnetic separation time is 15-25min, and solid-liquid mass ratio is 1 when magnetic separation:10- 30, PH 7-8.
5. the method according to claim 1 for preparing anchor plate raw metal using casting waste residue, it is characterised in that：It is described Ball mill is dry ball in step B.
CN201810612290.3A 2018-06-14 2018-06-14 A method of anchor plate raw metal is prepared using casting waste residue Pending CN108889429A (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1628910A (en) * 2003-12-15 2005-06-22 湘潭钢铁集团有限公司 Process for ball milling and water washing of waste iron and steel slag, slag slurry treatment process, and apparatus therefor
CN102614979A (en) * 2012-03-29 2012-08-01 中南大学 Method for recycling iron in multilevel magnetic separation mode from zinc hydrometallurgy process
CN106111310A (en) * 2016-06-23 2016-11-16 含山县永帮再生资源利用有限公司 A kind of method that anchor plate feed metal prepared by waste residue using casting automobile cylinder cover
CN106111658A (en) * 2016-06-23 2016-11-16 含山县永帮再生资源利用有限公司 A kind of method that anchor plate prepared by waste residue using casting automobile cylinder cover

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1628910A (en) * 2003-12-15 2005-06-22 湘潭钢铁集团有限公司 Process for ball milling and water washing of waste iron and steel slag, slag slurry treatment process, and apparatus therefor
CN102614979A (en) * 2012-03-29 2012-08-01 中南大学 Method for recycling iron in multilevel magnetic separation mode from zinc hydrometallurgy process
CN106111310A (en) * 2016-06-23 2016-11-16 含山县永帮再生资源利用有限公司 A kind of method that anchor plate feed metal prepared by waste residue using casting automobile cylinder cover
CN106111658A (en) * 2016-06-23 2016-11-16 含山县永帮再生资源利用有限公司 A kind of method that anchor plate prepared by waste residue using casting automobile cylinder cover

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Application publication date: 20181127