CN112342395A - Process and equipment for recycling processing waste of copper-based wear-resistant material - Google Patents

Process and equipment for recycling processing waste of copper-based wear-resistant material Download PDF

Info

Publication number
CN112342395A
CN112342395A CN202011211611.2A CN202011211611A CN112342395A CN 112342395 A CN112342395 A CN 112342395A CN 202011211611 A CN202011211611 A CN 202011211611A CN 112342395 A CN112342395 A CN 112342395A
Authority
CN
China
Prior art keywords
grinding
copper
pipe
funnel
feeding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202011211611.2A
Other languages
Chinese (zh)
Inventor
吕圣快
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN202011211611.2A priority Critical patent/CN112342395A/en
Publication of CN112342395A publication Critical patent/CN112342395A/en
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • 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
    • C22B7/006—Wet processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • 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
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/005—Preliminary treatment of scrap
    • 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
    • C22B15/00—Obtaining copper
    • C22B15/0063—Hydrometallurgy
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
    • C25C1/12—Electrolytic production, recovery or refining of metals by electrolysis of solutions of copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • B22F2009/041—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by mechanical alloying, e.g. blending, milling
    • 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 invention discloses a process and equipment for recycling processing waste of a copper-based wear-resistant material, wherein the process comprises the steps of crushing the processing waste, adding the crushed processing waste into acetone for cleaning, removing partial impurities on the surface of copper powder, washing, drying, adding the washed processing waste into recycling equipment for grinding and leaching treatment to obtain copper sulfate solution, and preparing cathode copper by using the copper sulfate solution. The separation efficiency is improved.

Description

Process and equipment for recycling processing waste of copper-based wear-resistant material
Technical Field
The invention belongs to the technical field of energy recovery, and particularly relates to a process and equipment for recycling processing waste of a copper-based wear-resistant material.
Background
The copper-based wear-resistant material is prepared by taking copper or copper alloy as a base material, adding other additive materials into the base material to improve parameters such as wear resistance of the material, and the like.
However, because the copper-based wear-resistant material contains a large amount of reinforcing fiber materials, adhesives and other substances, if the copper-based wear-resistant material is directly subjected to melting treatment during recovery, a large amount of incombustible impurities are easily contained in the copper, so that the impurities need to be separated, the quality of the recovered copper is improved, meanwhile, the melting treatment also consumes a large amount of energy, pollutes the environment, simultaneously, more impurities in the recovered copper are caused, and the use range is more limited.
Disclosure of Invention
The invention aims to provide a process and a device for recycling processing waste of a copper-based wear-resistant material.
The technical problems to be solved by the invention are as follows:
copper-based wear-resistant material contains a large amount of reinforcing fiber materials, adhesives and other substances, and if the copper-based wear-resistant material is directly subjected to melting treatment during recovery, the copper-based wear-resistant material is easy to contain a large amount of incombustible impurities, so that the impurities need to be separated, the quality of recovered copper is improved, meanwhile, the melting treatment also consumes a large amount of energy, pollutes the environment, and simultaneously, the impurities of the recovered copper are more, and the use range is more limited.
The purpose of the invention can be realized by the following technical scheme:
a process for recycling processing waste of a copper-based wear-resistant material comprises the following steps:
step one, collecting processing waste, adding the processing waste into deionized water, cleaning, removing dust, drying to obtain clean waste, adding the clean waste into a metal crusher to crush to obtain copper powder with the particle size of less than or equal to 3mm, adding the obtained copper powder into acetone to soak to remove fat-soluble impurities on the surface of copper particles, washing the copper powder with deionized water or ethanol, removing the acetone on the surface, drying, and drying to obtain clean copper powder;
adding clean copper powder into processing waste recycling equipment of the copper-based wear-resistant material, and carrying out leaching treatment to obtain a copper sulfate solution and insoluble impurities;
and step three, introducing the obtained copper sulfate solution into a storage pool, and then producing cathode copper by adopting an electrodeposition method and producing the copper sulfate solution with the sulfate radical concentration of 16-17 g/L.
As a further scheme of the invention, the second step of leaching the processing waste recycling equipment of the copper-based wear-resistant material comprises the following specific steps:
s1, adding clean copper powder into a feed hopper, driving the clean copper powder to enter an abrasive device from the abrasive feed hopper through a material conveying driving motor, and after the clean copper powder is dispersed by a conical piece, feeding the clean copper powder into a feeding area through a material conveying pipeline;
s2, driving the grinding core cylinder to rotate through a motor, enabling the grinding core cylinder and the grinding sleeve to rotate relatively, grinding clean copper powder in the feeding area, enabling the ground powder to flow out of the bottoms of the grinding core cylinder and the grinding sleeve into an isolation funnel in the leaching filter box, and enabling the ground powder to enter a first screening funnel of the continuous filter piece from the isolation funnel;
s3, filtering the ground slurry for the first time through a first screening funnel, filtering and intercepting large-particle insoluble impurities by the first screening funnel, enabling the obtained copper sulfate solution, small-particle impurities and small-particle copper particles to enter a space between the first screening funnel and a second screening funnel, opening a liquid outlet pipeline arranged on an leaching filter box after leaching for a preset time t, and discharging the copper sulfate solution filtered by the second screening funnel;
s4, when the liquid level of the copper sulfate solution in the leaching filter box is reduced to a preset value, closing the electromagnetic valve on the isolation funnel, and inputting high-pressure nitrogen into the leaching filter box through a high-pressure gas pipeline to promote the copper sulfate solution in the filter cakes on the first screening funnel and the second screening funnel to sieve;
s4, when the water content of the filter cake on the first screening funnel and the second screening funnel is reduced to a preset value, the electromagnetic valve on the slag discharging conduction pipe and the fine slag discharging pipe is opened, the spray head is opened to spray deionized water, the filter cake on the first screening funnel is washed, the filter cake flows out from the slag discharging conduction pipe, meanwhile, part of the deionized water enters the second screening funnel and enters the leaching filter box, the filter cake in the second screening funnel is washed, the filter cake is discharged from the fine slag discharging pipe, and therefore copper and other impurities are separated.
The invention also discloses equipment for recycling the processing waste of the copper-based wear-resistant material, which comprises a material conveying device, an abrasive device, a leaching filter box and a continuous filter element arranged in the leaching filter box, wherein the material inlet end of the abrasive device is connected with the material outlet end of the material conveying device;
the grinding device comprises a grinding material feeding hopper, a grinding core cylinder and a grinding sleeve, wherein one end of the grinding material feeding hopper is communicated with one end of a circular feeding pipe, the other end of the grinding material feeding hopper is rotatably arranged at one end of the grinding core cylinder, a conical piece is fixedly arranged at one end of the grinding core cylinder close to the grinding material feeding hopper, the tip end of the conical piece is subjected to fillet treatment, and the bottom surface of the conical piece and the grinding core cylinder are concentrically arranged;
the grinding core cylinder is fixedly provided with a ring-shaped element at one end connected with the grinding material feed hopper, a plurality of material conveying pipelines are arranged in an annular array in the grinding core cylinder, one end opening of each material conveying pipeline is arranged on the end surface of the end, connected with the grinding material feed hopper, of the grinding core cylinder, and one end opening of each material conveying pipeline, arranged on the grinding core cylinder, is arranged in an annular area between the ring-shaped element and the conical element;
the grinding device comprises a grinding core cylinder, a grinding sleeve, a grinding material feeding hopper, a grinding material feeding pipe, a grinding material conveying pipeline and a grinding material feeding device, wherein the grinding sleeve is rotatably sleeved on the outer wall of the grinding core cylinder, one end of the grinding sleeve, which is close to the grinding material feeding hopper, is provided with an annular notch, the inner wall of the annular notch is fixedly provided with an outer ring of a sealing annular plate, the inner ring of the sealing annular plate is rotatably connected with the outer wall of the grinding core cylinder through a mechanical sealing structure, a feeding area is formed among the sealing annular plate, the grinding core cylinder and the grinding sleeve, the sealing annular plate is fixedly provided with a liquid conveying pipe, one liquid;
the grinding core cylinder is fixedly sleeved with a ring gear, the gear fixedly sleeved through the extension end of a motor shaft is meshed with the ring gear, the grinding sleeve is fixedly arranged on the main rack, and the motor can drive the grinding core cylinder and the grinding sleeve to rotate relatively to grind materials in the feeding area;
one end of the leaching filter tank is fixedly connected with one end of the main frame, a round hole penetrating through the main frame is formed in the main frame, and the grinding discharge end of the grinding device is communicated with the leaching filter tank through the round hole;
an isolation funnel is arranged below the grinding device and fixedly installed on the main rack, the isolation funnel is used for sealing and isolating the grinding device and the inner space of the leaching filter box, and an electromagnetic valve is arranged at the discharging end of the isolation funnel;
the continuous filter element comprises a fixed mounting ring which is fixedly arranged on the inner wall of the leaching filter box, a second screening funnel is fixedly arranged on the fixed mounting ring, a first screening funnel is fixedly arranged on the inner wall of the second screening funnel, the side surface of the lower part of the joint of the second screening funnel and the first screening funnel is of a screen mesh structure, the bottom of the first screening funnel is connected with a slag tapping conduction pipe, the slag tapping conduction pipe extends out of the second screening funnel from a slag tapping hole of the second screening funnel, an upper sealing element is fixedly arranged at the slag outlet end of the second screening funnel, a lower sealing element is fixedly arranged on the pipe wall of the slag outlet conduction pipe, a fine slag discharging area communicated with the inside of the second screening hopper is formed among the upper sealing element, the lower sealing element and the outer wall of the slag discharging conduction pipe, and the fine slag discharging area is communicated with the outside through the fine slag discharging pipe;
the slag conducting pipe is provided with an electromagnetic valve, and the fine slag discharging pipe is provided with an electromagnetic valve;
the pore diameter of the sieve on the first screening funnel is larger than that of the sieve on the second screening funnel;
and a liquid outlet pipeline is arranged at the bottom of the leaching filter box.
As a further scheme of the invention, the material conveying device comprises a circular feeding pipe, a feeding hopper is mounted on the side wall of one end of the circular feeding pipe, the discharging end of the feeding hopper is communicated with the circular feeding pipe, a spiral feeding rod is rotatably arranged in the circular feeding pipe, one end of the spiral feeding rod is fixedly connected with a shaft extension of a material conveying driving motor, and the material conveying driving motor is fixedly mounted at one end of the circular feeding pipe.
As a further scheme of the invention, a mixing device is fixedly mounted on the inner wall of the leaching filtering tank and comprises a circular main pipeline, the circular main pipeline is fixedly mounted on the inner wall of the leaching filtering tank, a plurality of injection pipelines distributed in an annular array are arranged on the inner ring of the circular main pipeline, the included angle between each injection pipeline and the circular main pipeline is less than 60 degrees, one end of each injection pipeline is communicated with the circular main pipeline, and the circular main pipeline is communicated with one end of an input pipeline.
As a further scheme of the invention, a high-pressure gas transmission pipeline is installed on the leaching filter box, one gas outlet end of the high-pressure gas transmission pipeline is arranged in the leaching filter box and is positioned in a space between the isolation funnel and the first screening funnel, and the other end of the high-pressure gas transmission pipeline is connected with an air compressor.
As a further scheme of the invention, a plurality of scattering rods are fixedly arranged on the outer wall of the conical piece, the scattering rods are smooth straight rods, the outer wall of the conical piece at one end of each scattering rod is fixedly connected, and the angle between each scattering rod and the outer wall of the conical piece is larger than 45 degrees.
As a further scheme of the invention, a plurality of spray heads are fixedly arranged on the main frame.
As a further scheme of the invention, a baffle disc is arranged at one end of the grinding core cylinder, which is far away from the grinding material feed hopper, the baffle disc is in a round table structure, the bottom surface of the baffle disc, which is smaller in area, is fixedly connected with the grinding core cylinder, and the area of the bottom surface of the end, which is smaller in area, of the baffle disc is equal to the area of the bottom surface of the end, which is far away from the grinding material feed hopper, of the grinding core cylinder.
As a further scheme of the present invention, the outer sidewall of the first screening funnel is fixedly connected to the inner wall of the second screening funnel by a plurality of reinforcing rods, and the plurality of reinforcing rods are distributed in an annular array.
The invention has the beneficial effects that:
the invention discloses a process and equipment for recycling processing waste of a copper-based wear-resistant material, wherein the process comprises the steps of crushing the processing waste, adding the crushed processing waste into acetone for cleaning, removing partial impurities on the surface of copper powder, washing, drying, adding the washed processing waste into recycling equipment for grinding and leaching treatment to obtain copper sulfate solution, and preparing cathode copper by the copper sulfate solution. And carry out kibbling in-process to copper, produce a large amount of dusts and equipment temperature, the temperature of being ground broken material rises by a wide margin, the extravagant energy, and cause the problem of the accelerated loss of equipment easily, simultaneously, the grinding process can promote the contact effect of copper powder and sulphuric acid, the heat that the make full use of grinding produced, the speed of sulphuric acid and copper reaction is accelerated, after the grinding, this equipment can also carry out continuous separation to the copper sulfate that is not dissolved in sulphuric acid material and reaction and produces, promotion separation efficiency.
Drawings
The invention is described in further detail below with reference to the figures and specific embodiments.
FIG. 1 is a schematic structural view of a processing waste recycling apparatus for a copper-based wear-resistant material according to the present invention;
FIG. 2 is a schematic view of the abrasive device;
FIG. 3 is a schematic view of a continuous filter element;
fig. 4 is a schematic structural diagram of a mixing device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A process for recycling processing waste of a copper-based wear-resistant material comprises the following steps:
step one, collecting processing waste, adding the processing waste into deionized water, cleaning, removing dust, drying to obtain clean waste, adding the clean waste into a metal crusher to crush to obtain copper powder with the particle size of less than or equal to 3mm, adding the obtained copper powder into acetone to soak to remove fat-soluble impurities on the surface of copper particles, washing the copper powder with deionized water or ethanol, removing the acetone on the surface, drying, and drying to obtain clean copper powder;
adding clean copper powder into processing waste recycling equipment of the copper-based wear-resistant material, and carrying out leaching treatment to obtain a copper sulfate solution and insoluble impurities;
and step three, introducing the obtained copper sulfate solution into a storage pool, and then producing cathode copper by adopting an electrodeposition method and producing the copper sulfate solution with the sulfate radical concentration of 16-17 g/L.
In the second step, the leaching treatment of the processing waste recycling equipment of the copper-based wear-resistant material comprises the following specific steps:
s1, adding clean copper powder into the feed hopper 11, driving the clean copper powder to enter the abrasive device 2 from the abrasive feed hopper through the material conveying driving motor 12, dispersing the clean copper powder by the conical piece 22, and then entering the feeding area 211 through the material conveying pipeline 25;
s2, the grinding core cylinder 24 is driven to rotate through the motor, so that the grinding core cylinder 24 and the grinding sleeve 28 rotate relatively, clean copper powder in the feeding area 211 is ground, ground powder flows out from the bottoms of the grinding core cylinder 24 and the grinding sleeve 28 to the isolation funnel 31 in the leaching and filtering box 6 and enters the first screening funnel 42 of the continuous filtering piece 4 from the isolation funnel 31, and sulfuric acid is input into the feeding area 211 through the infusion tube 210 in the grinding process, so that the sulfuric acid and the copper powder can be in full contact in the grinding process, the lubricating and cooling effects can be achieved on the other hand, and the grinding area is prevented from being abraded and seriously deformed;
s3, filtering the ground slurry for the first time through the first screening funnel 42, filtering and intercepting large-particle insoluble impurities by the first screening funnel 42 to obtain a copper sulfate solution, small-particle impurities and small-particle copper particles, enabling the obtained copper sulfate solution, the small-particle impurities and the small-particle copper particles to enter a space between the first screening funnel 42 and the second screening funnel 44, opening a liquid outlet pipeline arranged on the leaching filter box 6 after leaching for a preset time t, and discharging the copper sulfate solution filtered by the second screening funnel 44;
s4, when the liquid level of the copper sulfate solution in the leaching filter box 6 is reduced to a preset value, closing the electromagnetic valve on the isolation funnel 31, and inputting high-pressure nitrogen into the leaching filter box 6 through the high-pressure gas transmission pipeline 33 to promote the copper sulfate solution in the filter cakes on the first screening funnel 42 and the second screening funnel 44 to be screened;
s4, when the water content of filter cakes on the first screening funnel 42 and the second screening funnel 44 is reduced to a preset value, opening electromagnetic valves on the slag discharge conduction pipe 45 and the fine slag discharge pipe 48, starting the spray head 32 to spray deionized water, washing the filter cakes on the first screening funnel 42, enabling the filter cakes to flow out from the slag discharge conduction pipe 45, simultaneously enabling part of the deionized water to enter the second screening funnel 44 and the leaching filter box 6, washing the filter cakes in the second screening funnel 44, and discharging the filter cakes from the fine slag discharge pipe 48, so that copper is separated from other impurities;
the equipment for recycling the processing waste of the copper-based wear-resistant material can treat the cleaned processing waste at one time, convert the copper material in the processing waste into copper sulfate solution, and separate the copper sulfate solution from other impurities insoluble in sulfuric acid, so that in the whole grinding process, on one hand, lubrication and cooling can be carried out through the sulfuric acid solution, the problem that the treatment time is long due to the fact that large-particle copper is treated through the sulfuric acid solution in the traditional treatment method is solved, and the problems that a large amount of dust is generated in the process of crushing the copper, the temperature of the ground and crushed substances is greatly increased, energy is wasted, and accelerated loss of the equipment is easily caused are solved.
A processing waste recycling device for copper-based wear-resistant materials is shown in figures 1 to 4 and comprises a material conveying device 1, an abrasive device 2, an infusion filter box 6 and a continuous filter piece 4 arranged in the infusion filter box 6, wherein the feeding end of the abrasive device 2 is connected with the discharging end of the material conveying device;
the feeding device 1 comprises a circular feeding pipe 13, a feeding hopper 11 is mounted on the side wall of one end of the circular feeding pipe 13, the discharging end of the feeding hopper 11 is communicated with the circular feeding pipe 13, a spiral feeding rod is rotatably arranged in the circular feeding pipe 13, one end of the spiral feeding rod is fixedly connected with a shaft extension of a feeding driving motor 12, and the feeding driving motor is fixedly mounted at one end of the circular feeding pipe 13;
the grinding device 2 comprises a grinding material feed hopper 21, a grinding core cylinder 24 and a grinding sleeve 28, one end of the grinding material feed hopper 21 is communicated with one end of the circular feed pipe 13, the other end of the grinding material feed hopper 21 is rotatably installed at one end of the grinding core cylinder 24, a conical piece 22 is fixedly installed at one end of the grinding core cylinder 24 close to the grinding material feed hopper, the tip of the conical piece 22 is subjected to fillet treatment, and the bottom surface of the conical piece 22 and the grinding core cylinder 24 are concentrically arranged;
a ring-shaped part 23 is fixedly installed at one end of the core grinding cylinder 24 connected with the abrasive material feed hopper 21, a plurality of material conveying pipelines 25 are arranged in the core grinding cylinder 24 in an annular array, one end opening of each material conveying pipeline 25 is arranged on the end face of the end of the core grinding cylinder 24 connected with the abrasive material feed hopper 21, and one end opening of each material conveying pipeline 25 arranged on the core grinding cylinder 24 is arranged in an annular area between the ring-shaped part 23 and the conical part 22;
as a further scheme of the present invention, a plurality of bulk material rods are fixedly arranged on the outer wall of the conical member 22, the bulk material rods are smooth straight rods, the outer wall of the conical member 22 at one end of the bulk material rods is fixedly connected, and an angle between the bulk material rods and the outer wall of the conical member 22 is greater than 45 °;
a grinding sleeve 28 is rotatably sleeved on the outer wall of the grinding core cylinder 24, an annular notch is formed in one end, close to the grinding material feed hopper 21, of the grinding sleeve 28, an outer ring of a sealing annular plate 27 is fixedly installed on the inner wall of the annular notch, an inner ring of the sealing annular plate 27 is rotatably connected with the outer wall of the grinding core cylinder 24 through a mechanical sealing structure, a feeding area 211 is formed among the sealing annular plate 27, the grinding core cylinder 24 and the grinding sleeve 28, a liquid conveying pipe 210 is fixedly arranged on the sealing annular plate 27, one liquid outlet end of the liquid conveying pipe 210 is communicated with the feeding area 211, an opening at the other end of the liquid conveying pipe 25 is formed in the side surface of the grinding core cylinder 24, and the opening is formed in the feeding area 211;
a baffle disc 212 is arranged at one end, far away from the grinding material feed hopper 21, of the grinding core cylinder 24, the baffle disc 212 is in a circular truncated cone structure, the bottom surface, with a smaller area, of the baffle disc 212 is fixedly connected with the grinding core cylinder 24, the area of the bottom surface, far away from the grinding material feed hopper 21, of the end, with a smaller area, of the baffle disc 212 is equal to the area of the bottom surface, far away from the grinding material feed hopper 21, of the grinding core cylinder 24, and materials can be prevented from being;
the grinding core cylinder 24 is fixedly sleeved with a ring gear 29, a gear fixedly sleeved through an extending end of a motor shaft is meshed with the ring gear, the grinding sleeve 28 is fixedly installed on the main frame 3, and the motor can drive the grinding core cylinder 24 and the grinding sleeve 28 to rotate relatively to grind materials in the feeding area 211;
one end of the leaching filter tank 6 is fixedly connected with one end of the main frame 3, a round hole penetrating through the main frame 3 is formed in the main frame 3, and the grinding discharge end of the grinding device 2 is communicated with the leaching filter tank 6 through the round hole;
an isolation funnel 31 is arranged below the grinding device 2, the isolation funnel 31 is fixedly installed on the main frame 3, the isolation funnel 31 seals and isolates the grinding device 2 from the inner space of the leaching filter box 6, and an electromagnetic valve is arranged at one discharging end of the isolation funnel 31;
filter piece 4 in succession includes fixed mounting circle 41, fixed mounting circle 41 fixed mounting on the inner wall of leaching filter box 41, fixed mounting circle 41 is last fixed mounting has second screening funnel 44, fixed mounting has first screening funnel 42 on the inner wall of second screening funnel 44, the below part side of second screening funnel 44 and first screening funnel junction is the screen cloth structure, the bottom of first screening funnel 42 is connected with slag tapping conduction pipe 45, and slag tapping conduction pipe 45 extends second screening funnel 44 from the slag notch of second screening funnel 44, the fixed sealing member 46 that is provided with on the slag tapping one end of second screening funnel 44, fixed mounting has lower sealing member 49 on the pipe wall of slag tapping conduction pipe 45, go up sealing member 46, lower sealing member 49 and slag tapping between the outer wall of slag tapping conduction pipe 45 and be formed with the thin sediment district 47 of the inside switch-on of second screening funnel 44, the fine slag discharging area 47 is communicated with the outside through a fine slag discharging pipe 48;
the outer side wall of the first screening funnel 42 is fixedly connected with the inner wall of the second screening funnel 44 through a plurality of reinforcing rods 43, and the reinforcing rods 43 are distributed in an annular array to reinforce the first screening funnel;
the slag conducting pipe 45 is provided with an electromagnetic valve, and the fine slag discharging pipe 48 is provided with an electromagnetic valve;
the mesh opening size of the first screening funnel 42 is larger than the mesh opening size of the second screening funnel 44.
A plurality of spray heads 32 are fixedly arranged on the main frame 3, deionized water or copper sulfate solution is sprayed out through the spray heads 32, and filtered solid-phase substances on the inner wall of the first screening funnel 42 are washed;
the mixing device 5 is fixedly installed on the inner wall of the leaching filtering tank 6, the mixing device 5 comprises a circular main pipeline 51, the circular main pipeline 51 is fixedly installed on the inner wall of the leaching filtering tank 6, a plurality of injection pipelines 52 distributed in an annular array are arranged on the inner ring of the circular main pipeline 51, the included angle between each injection pipeline 52 and the circular main pipeline 51 is smaller than 60 degrees, one end of each injection pipeline 52 is communicated with the corresponding circular main pipeline 51, and the corresponding circular main pipeline 51 is communicated with one end of each input pipeline 53;
high-pressure nitrogen or recycled sulfuric acid solution or copper sulfate solution is input into the circular main pipeline 51 through the input pipeline 53, and a vortex is formed in the leaching filter box 6, so that the stirring effect is achieved, and the problems of easiness in corrosion and difficulty in maintenance caused by the fact that a complex mechanical conduction structure is introduced into the leaching filter box are solved.
The leaching filter box 6 is provided with a high-pressure gas pipeline 33, one gas outlet end of the high-pressure gas pipeline 33 is arranged in the leaching filter box 6 and is positioned in a space between the isolation funnel 31 and the first screening funnel 42, and the other end of the high-pressure gas pipeline 31 is connected with an air compressor;
and a liquid outlet pipeline is arranged at the bottom of the leaching filter tank 6 and used for discharging the copper sulfate solution which is subjected to leaching treatment in the leaching filter tank 6.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.

Claims (10)

1. A process for recycling processing waste of a copper-based wear-resistant material is characterized by comprising the following steps:
step one, collecting processing waste, adding the processing waste into deionized water, cleaning, removing dust, drying to obtain clean waste, adding the clean waste into a metal crusher to crush to obtain copper powder with the particle size of less than or equal to 3mm, adding the obtained copper powder into acetone to soak to remove fat-soluble impurities on the surface of copper particles, washing the copper powder with deionized water or ethanol, removing the acetone on the surface, drying, and drying to obtain clean copper powder;
adding clean copper powder into processing waste recycling equipment of the copper-based wear-resistant material, and carrying out leaching treatment to obtain a copper sulfate solution and insoluble impurities;
and step three, introducing the obtained copper sulfate solution into a storage pool, and then producing cathode copper by adopting an electrodeposition method and producing the copper sulfate solution with the sulfate radical concentration of 16-17 g/L.
2. The process for recycling the processing waste of the copper-based wear-resistant material according to claim 1, wherein the leaching treatment of the processing waste recycling equipment of the copper-based wear-resistant material in the second step comprises the following specific steps:
s1, adding clean copper powder into a feed hopper (11), driving the clean copper powder to enter an abrasive device (2) from the abrasive feed hopper through a material conveying driving motor (12), dispersing the clean copper powder by a conical piece (22), and then entering a feeding area (211) through a material conveying pipeline (25);
s2, the grinding core cylinder (24) is driven to rotate by a motor, so that the grinding core cylinder (24) and the grinding sleeve (28) rotate relatively, clean copper powder in the feeding area (211) is ground, ground powder flows out from the bottoms of the grinding core cylinder (24) and the grinding sleeve (28) to an isolation funnel (31) in the leaching filter box (6), and enters a first screening funnel (42) of the continuous filter piece (4) from the isolation funnel (31);
s3, filtering the ground slurry for the first time through the first screening funnel (42), filtering and intercepting large-particle insoluble impurities by the first screening funnel (42), enabling the obtained copper sulfate solution, small-particle impurities and small-particle copper particles to enter a space between the first screening funnel (42) and the second screening funnel (44), opening a liquid outlet pipeline arranged on the leaching filtering box (6) after leaching for a preset time t, and discharging the copper sulfate solution filtered by the second screening funnel (44);
s4, when the liquid level of the copper sulfate solution in the leaching filter box (6) is reduced to a preset value, closing the electromagnetic valve on the isolation funnel (31), and inputting high-pressure nitrogen into the leaching filter box (6) through the high-pressure gas pipeline (33) to promote the copper sulfate solution in the filter cakes on the first screening funnel (42) and the second screening funnel (44) to be screened;
s4, when the water content of filter cakes on the first screening funnel (42) and the second screening funnel (44) is reduced to a preset value, opening an electromagnetic valve on a slag discharging conduction pipe (45) and a fine slag discharging pipe (48), opening a spray head (32) to spray deionized water, washing the filter cakes on the first screening funnel (42), enabling the filter cakes to flow out from the slag discharging conduction pipe (45), simultaneously enabling part of the deionized water to enter the second screening funnel (44) and a leaching filter box (6), washing the filter cakes in the second screening funnel (44), and enabling the filter cakes to be discharged from the fine slag discharging pipe (48), thereby separating copper from other impurities.
3. The process for recycling the processing waste of the copper-based wear-resistant material according to claim 2, wherein the equipment for recycling the processing waste of the copper-based wear-resistant material comprises a material conveying device (1), an abrasive device (2), an leaching filter box (6) and a continuous filter member (4) arranged in the leaching filter box (6), wherein the feeding end of the abrasive device (2) is connected with the discharging end of the material conveying device;
the grinding device (2) comprises a grinding material feeding hopper (21), a grinding core cylinder (24) and a grinding sleeve (28), one end of the grinding material feeding hopper (21) is communicated with one end of the circular feeding pipe (13), the other end of the grinding material feeding hopper (21) is rotatably installed at one end of the grinding core cylinder (24), a conical piece (22) is fixedly installed at one end, close to the grinding material feeding hopper, of the grinding core cylinder (24), the tip of the conical piece (22) is subjected to fillet treatment, and the bottom surface of the conical piece (22) and the grinding core cylinder (24) are concentrically arranged;
a ring-shaped part (23) is fixedly mounted at one end of the grinding core cylinder (24) connected with the grinding material feed hopper (21), a plurality of material conveying pipelines (25) are arranged in the grinding core cylinder (24) in an annular array, one end openings of the material conveying pipelines (25) are arranged on the end surface of the end of the grinding core cylinder (24) connected with the grinding material feed hopper (21), and one end openings of the material conveying pipelines (25) arranged on the grinding core cylinder (24) are arranged in an annular area between the ring-shaped part (23) and the conical part (22);
the grinding sleeve (28) is rotatably sleeved on the outer wall of the grinding core cylinder (24), one end, close to the grinding material feeding hopper (21), of the grinding sleeve (28) is provided with an annular notch, the inner wall of the annular notch is fixedly provided with an outer ring of a sealing annular plate (27), the inner ring of the sealing annular plate (27) is rotatably connected with the outer wall of the grinding core cylinder (24) through a mechanical sealing structure, a feeding area (211) is formed among the sealing annular plate (27), the grinding core cylinder (24) and the grinding sleeve (28), a liquid conveying pipe (210) is fixedly arranged on the sealing annular plate (27), one liquid outlet end of the liquid conveying pipe (210) is communicated with the feeding area (211), and the opening at the other end of the liquid conveying pipeline (25) is arranged on the side surface of the grinding core cylinder (24) and is arranged in the feeding area (211);
the grinding core cylinder (24) is fixedly sleeved with a ring gear (29), the gear fixedly sleeved through the extension end of a motor shaft is meshed with the ring gear, the grinding sleeve (28) is fixedly arranged on the main frame (3), and the motor can drive the grinding core cylinder (24) and the grinding sleeve (28) to rotate relatively to grind materials in the feeding area (211);
one end of the leaching filter tank (6) is fixedly connected with one end of the main frame (3), a round hole penetrating through the main frame (3) is formed in the main frame (3), and the grinding discharge end of the grinding device (2) is communicated with the leaching filter tank (6) through the round hole;
an isolation funnel (31) is arranged below the grinding device (2), the isolation funnel (31) is fixedly installed on the main rack (3), the isolation funnel (31) seals and isolates the grinding device (2) from the inner space of the leaching filter box (6), and an electromagnetic valve is arranged at one discharging end of the isolation funnel (31);
filter piece (4) in succession including fixed mounting circle (41), fixed mounting circle (41) fixed mounting is on the inner wall of leaching rose box (41), fixed mounting circle (41) are gone up fixed mounting and are had second screening funnel (44), fixed mounting has first screening funnel (42) on the inner wall of second screening funnel (44), second screening funnel (44) are the screen cloth structure with the below part side of first screening funnel junction, the bottom of first screening funnel (42) is connected with slag tapping conduction pipe (45), and slag tapping conduction pipe (45) extend second screening funnel (44) from the slag notch of second screening funnel (44), the fixed sealing member (46) that is provided with on the slag tapping first end of second screening funnel (44), fixed mounting has lower sealing member (49) on the pipe wall of slag tapping conduction pipe (45), go up sealing member (46), A fine slag tapping area (47) communicated with the inside of the second screening hopper (44) is formed between the lower sealing piece (49) and the outer wall of the slag conducting pipe (45), and the fine slag tapping area (47) is communicated with the outside through a fine slag tapping pipe (48);
the slag conducting pipe (45) is provided with an electromagnetic valve, and the fine slag discharging pipe (48) is provided with an electromagnetic valve;
the mesh aperture of the first screening funnel (42) is larger than that of the second screening funnel (44);
a liquid outlet pipeline is arranged at the bottom of the leaching filtering box (6).
4. The recycling process of processing waste of copper-based wear-resistant materials according to claim 3, wherein the feeding device (1) comprises a circular feeding pipe (13), a feeding hopper (11) is installed on a side wall of one end of the circular feeding pipe (13), a discharging end of the feeding hopper (11) is communicated with the circular feeding pipe (13), a spiral feeding rod is rotatably arranged in the circular feeding pipe (13), one end of the spiral feeding rod is fixedly connected with an axial extension of a feeding driving motor (12), and the feeding driving motor is fixedly installed at one end of the circular feeding pipe (13).
5. The processing waste recycling process of the copper-based wear-resistant material according to claim 3, characterized in that a mixing device (5) is fixedly mounted on the inner wall of the leaching filtering tank (6), the mixing device (5) comprises a circular main pipe (51), the circular main pipe (51) is fixedly mounted on the inner wall of the leaching filtering tank (6), a plurality of injection pipes (52) distributed in an annular array are arranged on the inner ring of the circular main pipe (51), an included angle between each injection pipe (52) and the circular main pipe (51) is smaller than 60 degrees, one end of each injection pipe (52) is communicated with the circular main pipe (51), and the circular main pipe (51) is communicated with one end of an input pipe (53).
6. The process for recycling the processing waste of the copper-based wear-resistant material according to claim 3, wherein a high-pressure gas pipeline (33) is installed on the leaching filter box (6), one gas outlet end of the high-pressure gas pipeline (33) is arranged in the leaching filter box (6) and is positioned in a space between the isolation funnel (31) and the first screening funnel (42), and the other end of the high-pressure gas pipeline (31) is connected with an air compressor.
7. The process for recycling the processing waste of the copper-based wear-resistant material according to claim 3, wherein a plurality of material scattering rods are fixedly arranged on the outer wall of the conical part (22), the material scattering rods are smooth straight rods, the outer wall of the conical part (22) at one end of each material scattering rod is fixedly connected, and the angle between each material scattering rod and the outer wall of the conical part (22) is greater than 45 degrees.
8. The recycling process of the processing waste of the copper-based wear-resistant material according to claim 3, wherein a plurality of nozzles (32) are fixedly arranged on the main frame (3).
9. The process for recycling the processing waste of the copper-based wear-resistant material according to claim 3, wherein a baffle disc (212) is arranged at one end of the grinding core cylinder (24) far away from the grinding material feeding hopper (21), the baffle disc (212) is of a circular truncated cone structure, the bottom surface of the smaller area of the baffle disc (212) is fixedly connected with the grinding core cylinder (24), and the area of the bottom surface of the smaller area end of the baffle disc (212) is equal to the area of the bottom surface of the end of the grinding core cylinder (24) far away from the grinding material feeding hopper (21).
10. The recycling process of the processing waste of the copper-based wear-resistant material, according to claim 3, characterized in that the outer side wall of the first screening hopper (42) is fixedly connected with the inner wall of the second screening hopper (44) through a plurality of reinforcing rods (43), and the plurality of reinforcing rods (43) are distributed in an annular array.
CN202011211611.2A 2020-11-03 2020-11-03 Process and equipment for recycling processing waste of copper-based wear-resistant material Withdrawn CN112342395A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011211611.2A CN112342395A (en) 2020-11-03 2020-11-03 Process and equipment for recycling processing waste of copper-based wear-resistant material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011211611.2A CN112342395A (en) 2020-11-03 2020-11-03 Process and equipment for recycling processing waste of copper-based wear-resistant material

Publications (1)

Publication Number Publication Date
CN112342395A true CN112342395A (en) 2021-02-09

Family

ID=74355480

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011211611.2A Withdrawn CN112342395A (en) 2020-11-03 2020-11-03 Process and equipment for recycling processing waste of copper-based wear-resistant material

Country Status (1)

Country Link
CN (1) CN112342395A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102534656A (en) * 2012-02-10 2012-07-04 嘉兴科菲冶金科技股份有限公司 Process for recycling copper through electrodeposition by treating scrap copper materials by adopting cyclone electrolysis technology
CN102618722A (en) * 2012-03-27 2012-08-01 武振龙 Clean recovery production method of waste copper and copper-containing waste
CN104108740A (en) * 2014-08-05 2014-10-22 浙江科菲科技股份有限公司 Novel method for selectively producing high-quality copper sulfate from copper-containing wastes
CN110331294A (en) * 2019-08-05 2019-10-15 江西理工大学应用科学学院 A kind of automation equipment for the dissolution of neodymium iron boron waste material rare earth element
CN111004925A (en) * 2019-12-13 2020-04-14 陕西易莱德新材料科技有限公司 Method for recycling high-purity copper from metal waste

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102534656A (en) * 2012-02-10 2012-07-04 嘉兴科菲冶金科技股份有限公司 Process for recycling copper through electrodeposition by treating scrap copper materials by adopting cyclone electrolysis technology
CN102618722A (en) * 2012-03-27 2012-08-01 武振龙 Clean recovery production method of waste copper and copper-containing waste
CN104108740A (en) * 2014-08-05 2014-10-22 浙江科菲科技股份有限公司 Novel method for selectively producing high-quality copper sulfate from copper-containing wastes
CN110331294A (en) * 2019-08-05 2019-10-15 江西理工大学应用科学学院 A kind of automation equipment for the dissolution of neodymium iron boron waste material rare earth element
CN111004925A (en) * 2019-12-13 2020-04-14 陕西易莱德新材料科技有限公司 Method for recycling high-purity copper from metal waste

Similar Documents

Publication Publication Date Title
WO2017215559A1 (en) Lead needle and lead slime separator for treating thin lead grid of waste lead-acid storage battery
CN108208871A (en) It is a kind of can sewage disposal agricultural product cleaning device
CN108144353A (en) A kind of stone sewage filtration treatment method
CN111048863A (en) Waste storage battery recycling process
CN115501667A (en) External-entering type cylindrical slag-separating screen
CN209452399U (en) A kind of production of terylene foam material cleans and crush device with useless cloth
CN213913796U (en) A reation kettle for polyurethane production
CN111187709B (en) Desanding and homogenizing device and process suitable for anaerobic fermentation slurry
CN112342395A (en) Process and equipment for recycling processing waste of copper-based wear-resistant material
CN106365167B (en) A kind of clear matter impurity removal process of silicon carbide micro-powder and its production equipment
CN108176502B (en) equipment capable of removing scrap iron in materials
CN212856837U (en) Fine screening and mineral separation device for mining
CN211133171U (en) Spiral filtering washing machine
CN211802197U (en) Metallic silicon particle cleaning and screening device
CN110056924B (en) Cyclone separation type oil fume purification device
CN210170973U (en) Rotating drum micro-filter of excrement and sewage separation equipment for aquaculture wastewater
CN207971067U (en) A kind of particles screening and removing impurities equipment
CN207877836U (en) A kind of aluminum products processing unit (plant)
CN208303223U (en) A kind of multi-functional follow-on rice processing cleaning device for eliminating remains of pesticide
CN215965104U (en) Slag basin residue filtering equipment of ore crushing system
CN220918380U (en) Novel solid-liquid separation device
CN209424176U (en) A kind of diadust wash mill
CN214916081U (en) Intelligent soda adding equipment
CN209128045U (en) A kind of purifying plant of white carbon black sludge
CN213313773U (en) Chemical industry waste residue filtration treatment device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20210209