CN112111648B - Processing technology for producing tinned copper wire by using waste copper wire and soaking and cleaning device - Google Patents

Processing technology for producing tinned copper wire by using waste copper wire and soaking and cleaning device Download PDF

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CN112111648B
CN112111648B CN202010947959.1A CN202010947959A CN112111648B CN 112111648 B CN112111648 B CN 112111648B CN 202010947959 A CN202010947959 A CN 202010947959A CN 112111648 B CN112111648 B CN 112111648B
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copper
copper wire
recovered
waste
plate
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CN112111648A (en
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何磊
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Cixi Jinwei Copper Industry Co ltd
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Cixi Jinwei Copper Industry Co ltd
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    • 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
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/0081—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for slabs; for billets
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/525—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length for wire, for rods
    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/02—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working in inert or controlled atmosphere or vacuum
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/08—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of copper or alloys based thereon
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
    • C23C2/08—Tin or alloys based thereon
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
    • C23C2/36—Elongated material
    • C23C2/38—Wires; Tubes
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C23G1/10—Other heavy metals
    • C23G1/103—Other heavy metals copper or alloys of copper
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G3/00—Apparatus for cleaning or pickling metallic material
    • C23G3/02—Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously
    • 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

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  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)

Abstract

The application relates to the technical field of copper wire processing, and particularly discloses a processing technology for producing tinned copper wires by using waste copper wires and a soaking and cleaning device. The processing technology of the tinned copper wire comprises the steps of preparing the copper wire, annealing at low temperature, drawing mixed blank, crystallizing and annealing, roughening the surface and tinning the surface to obtain the tinned copper wire; the preparation method of the copper wire comprises the following specific steps: sequentially crushing, vibrating and separating, electrostatic separating and magnetic separating the recovered copper waste to be treated to obtain recovered copper particles; carrying out acid washing, cleaning solution washing, water washing and vacuum freeze drying on the recovered copper particles to obtain a pretreated recovered copper material; and melting and mixing the copper material and the recovered copper material to obtain a mixed blank. According to the tinned wire processing technology, the recovered copper waste is treated, and the copper waste and the copper material are subjected to melting and mixing to form a mixed blank, so that the utilization of the recovered copper waste is realized, the tinned wire has good corrosion resistance and oxidation resistance, and the service life is prolonged.

Description

Processing technology for producing tinned copper wire by using waste copper wire and soaking and cleaning device
Technical Field
The application relates to the technical field of copper wire processing, in particular to a processing technology and a soaking and cleaning device for producing tinned copper wires by using waste copper wires.
Background
Copper is a soft metal, and is widely applied to cables, electric and electronic components because of its advantages of good ductility, thermal conductivity and electrical conductivity, wherein, copper wires in related technologies generally comprise copper wire preparation, low-temperature annealing, copper wire drawing, recrystallization annealing and the like. Along with the continuous increase of the usage amount of copper wires, a large amount of waste copper wires are generated, and the waste copper wires are generally subjected to acid washing and then are remelted in the related technology and are manufactured into copper wires, so that the waste copper wires are reused.
In view of the above related technologies, the inventor believes that the waste copper wire is processed into a copper wire after being subjected to acid pickling and re-smelting, and in practical application, the acid pickling effect of the waste copper wire is poor.
Disclosure of Invention
In order to improve old and useless copper line recycle's life, this application provides an utilize old and useless copper line to produce processing technology and soaking belt cleaning device of tinned wire.
In a first aspect, the application provides a processing technology for reproducing tinned copper wires by using waste copper wires, which adopts the following technical scheme:
the processing technology for producing the tinned copper wire by utilizing the waste copper wire comprises the steps of preparing the copper wire, annealing at a low temperature, drawing a mixed blank, crystallizing and annealing, roughening the surface and tinning the surface to obtain the tinned copper wire;
the preparation method of the copper wire comprises the following specific steps:
A. crushing and separating of recovered copper waste
Sequentially crushing, vibrating and separating, electrostatic separating and magnetic separating the recovered copper waste to be treated to obtain recovered copper particles;
B. pretreatment of recovered copper particles
Carrying out acid washing, cleaning solution washing, water washing and vacuum freeze drying on the recovered copper particles to obtain a pretreated recovered copper material;
C. crushing and mixing materials
Respectively crushing the copper material and the recovered copper material, then fully mixing the crushed materials, wherein the weight ratio of the copper material to the recovered copper material is 1 (0.3-0.4), then carrying out heat preservation treatment for 30-40min under the conditions of protection of inert light powder and the temperature of 1100-1110 ℃, melting the copper material and the recovered copper material into copper liquid, and cooling to obtain a mixed blank.
Through adopting above-mentioned technical scheme, at first carry out the breakage to retrieving the copper waste material, form the granule compounding, then shake the separation, rely on the action of gravity of copper grain, carry out the layering, get rid of dust, impurities such as plastic granules in the granule compounding, later carry out electrostatic separation, the copper grain has electrically conductive performance, further get rid of impurities that do not have guidance quality such as plastic granules, then carry out the magnetic separation, further get rid of magnetic impurities such as iron grain in the copper grain, in order to obtain purer recovery copper grain, reduce the influence of impurity to the copper grain.
And then, carrying out pretreatment on the recovered copper particles, wherein in the pretreatment, firstly, a pickling solution a and a cleaning solution are adopted for cleaning, oil stains, iron rust and an oxide layer on the surfaces of the recovered copper particles are removed, and water washing is adopted for reducing the residues of the cleaning solution and the pickling solution a on the surfaces of the recovered copper particles, and then, vacuum freeze drying is adopted for enabling the water stains on the surfaces of the recovered copper particles to be frozen and the ice to be directly sublimated, so that the influence of heating and humidity on the surfaces of the recovered copper particles is reduced, and the recovered copper particles are oxidized.
Later with copper material, retrieve the copper material and carry out the melting compounding, form mixed blank, the copper material, retrieve the copper material and carry out the complex formulation, increase the stability of mixed blank, because mix in the mixed blank and retrieve the copper material, inevitable can introduce impurity in retrieving the copper material to influence the life of copper line, and in this application, carry out tin-plating treatment on copper line surface, and form tinned wire, increase the corrosion resistance of copper line, oxidation resistance, but also can prolong the life of copper line.
Preferably, the pickling, the washing with the cleaning solution and the washing with water are all performed by completely soaking and stirring.
By adopting the technical scheme, the surfaces of the recovered copper particles are fully cleaned, so that oil stains, rust, oxide layers and the like on the surfaces of the recovered copper particles are removed, and the cleaning effect of the surfaces of the recovered copper particles is improved.
Preferably, the acid washing adopts acid washing liquid a, the acid washing liquid a is formed by mixing citric acid and hydrochloric acid solution, the weight ratio of the citric acid to the hydrochloric acid solution is 1 (20-30), and the weight concentration of the hydrochloric acid solution is 10-15%.
By adopting the technical scheme, a small amount of citric acid is added into the hydrochloric acid solution, the oxide layer on the surface of the recovered copper particles can be effectively removed, the corrosion of the pickling solution to the recovered copper particles is reduced, the cleaning effect of the recovered copper particles is improved, and the influence of impurities on the tinned copper wires is reduced.
Preferably, the cleaning solution is a cleaning solution, and the cleaning solution is prepared by mixing a cleaning agent BW820, a cleaning agent TF618, ethanol and water, wherein the weight ratio of the cleaning agent BW820 to the cleaning agent TF618 to the ethanol to the water is (1-2) to (0.3-0.5) to (2-4).
By adopting the technical scheme, the cleaning agent BW820 contains the surfactant, the organic acid and the corrosion inhibitor, an oxide layer on the surface of the recovered copper particles can be quickly removed, the corrosion of the cleaning liquid to the recovered copper particles is delayed, the cleaning agent TF618 contains various surfactants, inorganic salts and organic auxiliaries, the cleaning agent TF618 has a strong oil stain removing effect, the ethanol can increase the intersolubility and stability of the cleaning agent BW820 and the cleaning agent TF618, the cleaning effect of the recovered copper particles is improved through the synergistic effect of the cleaning agent BW820, the cleaning agent TF618, the ethanol and the water, and the influence of impurities on the tinning of the copper wire is reduced.
In a second aspect, the present application provides a soaking and cleaning device, which adopts the following technical scheme:
the soaking and cleaning device comprises a box body with an opening at the top end, a first partition plate fixedly arranged in the box body, a second partition plate fixedly arranged in the box body, a fixed plate arranged above the box body, an upper mounting plate arranged between the fixed plate and the box body, a lower mounting plate arranged below the upper mounting plate, a driving cylinder arranged between the upper mounting plate and the lower mounting plate and used for enabling the lower mounting plate to move along the height direction, and a storage filter cylinder used for storing and recovering copper particles;
one end of the box body along the length direction of the box body is set as an upstream end, the other end of the box body is set as a downstream end, and the box body is divided into a pickling tank, a cleaning liquid washing tank and a washing tank by the first partition plate and the second partition plate along the length direction of the box body;
the fixing plate is arranged along the length direction of the box body, first vertical plates are fixedly arranged at two ends of the fixing plate respectively, the upper mounting plate is positioned between the two first vertical plates, and a moving mechanism for enabling the upper mounting plate to move along the length direction of the fixing plate is arranged between the upper mounting plate and the two first vertical plates;
second vertical plates are fixedly arranged at two ends of the lower mounting plate respectively, rotating shafts are rotatably connected to the second vertical plates respectively, a driving mechanism used for enabling the rotating shafts to rotate is arranged on one of the second vertical plates, the storage filter cartridge is positioned between the two rotating shafts, and mounting mechanisms are arranged between the storage filter cartridge and the two rotating shafts respectively;
the storage filter cylinder is of a hollow cylindrical shape, a plurality of filter holes are uniformly formed in the outer side wall of the storage filter cylinder, an opening is further formed in the outer side wall of the storage filter cylinder, and a door body is arranged at the opening of the storage filter cylinder.
Through adopting above-mentioned technical scheme, drive actuating cylinder and drive down the mounting panel and remove along the direction of height, moving mechanism drives the mounting panel and removes along fixed plate length direction, and actuating mechanism drives and stores and strain a section of thick bamboo and rotate along its axis. The recycling copper particles are placed in the storage filter cylinder, the storage filter cylinder is installed on the two rotating shafts, and the storage filter cylinder sequentially passes through the pickling tank, the cleaning liquid washing tank and the water washing tank through the mutual matching of the moving mechanism and the driving air cylinder, and is cleaned respectively. The storage filter cylinder is driven by the driving mechanism to rotate, the recovered copper particles rotate under the action of the storage filter cylinder, the stirring of the recovered copper particles is realized, and the cleaning effect of the recovered copper particles is improved.
Preferably, moving mechanism is including rotating the lead screw who connects between two risers and along fixed plate length direction, be used for making lead screw pivoted gear motor, set firmly between two risers and with the parallel direction slide bar of lead screw, the cover establish the lead screw outer peripheral face and rather than threaded connection's drive block, the cover establish the direction slide bar outer peripheral face and rather than the direction slider of sliding connection, drive block, direction slider set firmly respectively on last mounting panel.
Through adopting above-mentioned technical scheme, when the mounting panel removed along fixed plate length direction on needs, start first gear motor, first gear motor passes through lead screw and drives the drive block and remove, and the drive block drives the mounting panel and removes, and then drives and store and strain a section of thick bamboo and remove, and simultaneously, go up the mounting panel and still drive the direction slider and remove along the direction slide bar to the stability that the mounting panel removed is gone up in the improvement.
Preferably, the driving mechanism comprises a first gear fixedly arranged on the rotating shaft, a second gear rotatably connected to the second vertical plate, and a second speed reduction motor for rotating the second gear, and the first gear is meshed with the second gear.
Through adopting above-mentioned technical scheme, when needs store and strain a section of thick bamboo and rotate, start second gear motor, second gear motor passes through second gear, second gear drive axis of rotation and rotates, and then drives and store and strain a section of thick bamboo and rotate.
Preferably, the protective cover is detachably mounted on the second vertical plate, and the driving mechanism is located in the protective cover.
By adopting the technical scheme, the protective cover plays a role in protecting the driving mechanism, reduces the damage of the cleaning liquid, the pickling liquid a and the water to the driving mechanism, and prolongs the service life of the driving mechanism.
Preferably, the mounting mechanism comprises a mounting vertical plate arranged between the storage filter cylinder and the rotating shaft, a mounting sleeve fixedly arranged on the side surface of the mounting vertical plate and sleeved on the peripheral surface of the rotating shaft, a connecting shaft fixedly arranged on the mounting vertical plate and far away from the side surface of the mounting sleeve, a mounting ring plate fixedly arranged on the peripheral surface of the rotating shaft, a first adjusting screw fixedly arranged on the mounting vertical plate, a second adjusting screw fixedly arranged on the mounting ring plate, and an adjusting sleeve arranged between the first adjusting screw and the second adjusting screw, wherein the thread direction of the first adjusting screw is opposite to that of the second adjusting screw, two ends of the adjusting sleeve are respectively sleeved on the peripheral surfaces of the first adjusting screw and the second adjusting screw and are in threaded connection with the first adjusting screw and the second adjusting screw, the storage filter cylinder is fixedly provided with a connecting sleeve, the connecting sleeve is sleeved on the peripheral surface of the connecting shaft, and the peripheral surface of the rotating shaft is fixedly provided with a first linkage block, the installation sleeve inside wall is seted up with the first linkage spout of first linkage piece looks adaptation, the outer peripheral face of connecting axle has set firmly the second linkage piece, the second linkage spout with second linkage piece looks adaptation is seted up to the connecting sleeve inside wall.
By adopting the technical scheme, when the storage filter cylinder is in an installation state, the connecting sleeve is sleeved on the connecting shaft, the first linkage block is positioned in the first linkage chute, the second linkage block is positioned in the second linkage chute, and two ends of the adjusting sleeve are respectively sleeved on the peripheral surfaces of the first adjusting screw rod and the second adjusting screw rod and are in threaded connection with the first adjusting screw rod and the second adjusting screw rod.
When a filter cylinder needs to be installed or disassembled for storage, the adjusting sleeve is rotated, the distance between the first adjusting screw and the second adjusting screw is increased or reduced, the mounting sleeve is driven to move on the rotating shaft, and then the distance between the connecting shafts of the two mounting mechanisms is increased or reduced, so that the mounting and the disassembling of the connecting shafts and the connecting sleeve are realized, and further the mounting and the disassembling of the filter cylinder are realized.
Preferably, the upstream end of the box body is provided with a mounting table, the mounting table is provided with a first positioning groove matched with the storage filter cylinder, the downstream end of the box body is provided with a disassembling table, the disassembling table is provided with a second positioning groove matched with the storage filter cylinder, and the disassembling table is provided with a plurality of through holes in the second positioning groove.
Through adopting above-mentioned technical scheme, when will store and strain a section of thick bamboo and install on two axis of rotation, will store and strain a section of thick bamboo and place in first positioning groove, be convenient for store the installation of straining a section of thick bamboo. When the storage filter cylinder is detached from the two rotating shafts, the storage filter cylinder is placed in the second positioning groove, so that the storage filter cylinder is detached conveniently, and the through hole also has a draining effect on the storage filter cylinder.
In summary, the present application has the following beneficial effects:
1. because this application adopts breakage, shock separation, electrostatic separation, magnetic separation to combine pickling, washing liquid to wash, washing, vacuum freeze drying, in order to obtain purer recovery copper grain, reduce the influence of impurity to retrieving the copper grain, and through copper material, retrieve the copper material and compound, and carry out tin-plating on copper line surface and handle, and form tinned wire, increase the corrosion resistance of copper line, oxidation resistance, but also can prolong the life of copper line.
2. The washing liquid is formed by cleaner BW820, cleaner TF618, ethanol, water compounding in this application to synergistic effect between through the raw materials, not only realized the getting rid of retrieving copper material surface oxidation layer, oil stain, but also delay the corruption of retrieving the copper grain, still handle the corruption of retrieving the copper grain to pickling solution an among the pickling process simultaneously, add ethanol in the washing liquid in this application, increase the intersolubility and the stability of washing liquid.
3. The utility model provides a soak belt cleaning device, through driving mounting panel down that actuating cylinder drives and remove along the direction of height, moving mechanism drives the mounting panel and removes along fixed plate length direction, and actuating mechanism drives to store and strains a section of thick bamboo and rotate along its axis, will retrieve the copper grain and place storing and strain an interior and rotate, and pass through pickling bath, washing liquid washing tank, washing tank in proper order, improve the cleaning performance who retrieves the copper grain.
4. When the filter cartridge is stored in needs installation or dismantlement in this application, rotate adjusting sleeve, increase or reduce the distance between first adjusting screw and the second adjusting screw, and then increase or reduce the distance between two installation mechanism's the connecting axle, and then realize storing the installation and the dismantlement of straining a section of thick bamboo, this installation mechanism has and uses simple and convenient, stable advantage.
Drawings
FIG. 1 is a schematic structural diagram of embodiment 4 of the present application;
FIG. 2 is a schematic view showing a moving mechanism in embodiment 4 of the present application;
FIG. 3 is a schematic structural view of a drive mechanism and a mounting mechanism for illustrating the present embodiment 4;
FIG. 4 is a partial sectional view for showing a drive mechanism in embodiment 4 of the present application;
FIG. 5 is a partial sectional view for showing a mounting mechanism in embodiment 4 of the present application.
Description of reference numerals: 1. a box body; 11. a first separator; 12. a second separator; 13. a first feed tube; 14. a first discharging pipe; 15. a second feed tube; 16. a second discharge pipe; 17. a third feed pipe; 18. a third discharge pipe; 2. a fixing plate; 21. a first vertical plate; 31. an upper mounting plate; 32. a lower mounting plate; 321. a second vertical plate; 322. a rotating shaft; 4. a moving mechanism; 41. a lead screw; 42. a guide slide bar; 43. a first reduction motor; 44. a drive block; 45. a guide slider; 5. a driving cylinder; 6. a drive mechanism; 61. a first gear; 62. a second reduction motor; 63. a second gear; 64. a protective cover; 65. attaching a plate; 66. installing a bolt; 7. storing the filter cartridges; 71. filtering holes; 72. a door body; 8. an installation mechanism; 81. installing a vertical plate; 82. installing a sleeve; 821. a first linkage chute; 83. a first linkage block; 84. installing a ring plate; 85. a first adjusting screw; 86. a second adjusting screw; 87. an adjustment sleeve; 88. a connecting shaft; 881. a second linkage block; 89. a connecting sleeve; 891. a second linkage chute; 91. an installation table; 911. a first leg; 912. a first positioning groove; 92. disassembling the table; 921. a second leg; 922. a second positioning groove; 923. and a through hole.
Detailed Description
The present application will be described in further detail with reference to examples.
Example 1
The processing technology for producing the tinned copper wire by utilizing the waste copper wire comprises the following steps:
s1 preparation of copper wire
A. Crushing and separating of recovered copper waste
And sequentially crushing, vibrating and separating, electrostatic separating and magnetic separating the recovered copper waste to be treated to obtain recovered copper particles.
The method comprises the steps of recycling copper waste materials into waste copper wires, sequentially adopting a cutting machine and a crusher for crushing, firstly putting the waste copper wires into the cutting machine, cutting the waste copper wires into small sections with the average size of 100mm by the cutting machine, then putting the cut waste copper wires into the crusher, and crushing the waste copper wires into particle mixed materials with the average size of 4mm by the crusher.
The vibration separation adopts a vibration separator, the particle mixed material is placed into the vibration separator, dust in the particle mixed material flies upward to remove the dust, copper particles and plastic particles in the particle mixed material are divided into two layers under the action of self gravity, the copper particles are positioned at the lower layer, the plastic particles are positioned at the upper layer, and the plastic particles at the upper layer are removed.
And (3) electrostatic separation adopts an electrostatic separator, the copper particles subjected to vibration separation treatment are placed in the electrostatic separator, and the high-voltage electrostatic separator is used for separating plastic particles in the copper particles and further removing the plastic particles.
The magnetic separation adopts a magnetic separator, the copper particles after the electrostatic separation treatment are placed in the magnetic separator, and the magnetic separator separates magnetic substances such as iron particles in the copper particles, and further removes impurities in the copper particles.
B. Pretreatment of recovered copper particles
And (3) putting the recovered copper particles into a soaking and cleaning device, sequentially carrying out acid cleaning, cleaning solution cleaning and water cleaning, and then carrying out vacuum freeze drying to obtain the pretreated recovered copper material.
Wherein, the acid washing adopts acid washing liquid a, the acid washing liquid a is prepared by mixing citric acid and hydrochloric acid solution, the weight ratio of the citric acid to the hydrochloric acid solution is 1:20, and the weight concentration of the hydrochloric acid solution is 10%. And completely immersing the recovered copper particles into the pickling solution a, stirring for 20min, and taking out.
The cleaning solution is a cleaning solution, the cleaning solution is prepared by mixing a cleaning agent BW820, a cleaning agent TF618, ethanol and water, the weight ratio of the cleaning agent BW820 to the cleaning agent TF618 to the ethanol to the water is 1:1:0.3:2, the cleaning agent BW820 is selected from Beijing Aiersim science and technology limited company, and the cleaning agent TF618 is selected from Dongguan scientific science and communications chemical industry limited company. And completely immersing the recycled copper particles after the acid washing into the cleaning solution, stirring for 20min, and taking out.
The water is used for washing. And immersing the recovered copper particles washed by the cleaning solution into water, stirring for 5min, and taking out.
And (3) sequentially adopting a freezing box and a vacuum freezing and drying box in vacuum freezing and drying, putting the recycled copper particles after being washed into the freezing box, pre-freezing for 24 hours to freeze the water on the surfaces of the recycled copper particles, taking out and putting into the vacuum freezing and drying box, vacuumizing, keeping the water in a frozen state, and drying for 12 hours.
C. Crushing and mixing materials
Respectively putting a copper material and a recovered copper material into a crusher, crushing the materials into particles with the average size of 0.8mm, respectively putting the particles into a mixer, fully mixing the particles, keeping the weight ratio of the copper material to the recovered copper material at 1:0.4, putting the mixture into a melting furnace, preserving heat for 30min under the protection of inert light mica powder and at the temperature of 1100 ℃, melting the copper material and the recovered copper material into a copper liquid, putting the copper liquid into a mold, and cooling to obtain a mixed blank.
S2, low-temperature annealing
And (3) putting the mixed blank into an annealing machine, and carrying out heat preservation treatment for 2h under the conditions of nitrogen protection and 290 ℃ of temperature, so that the internal stress of the mixed blank is reduced, and the condition that the copper wire is broken in the wire drawing process is reduced.
S3 drawing mixed blank
And (3) putting the mixed blank subjected to low-temperature annealing treatment into a copper wire drawing machine, and drawing the mixed blank to obtain a copper wire with the diameter of 0.4 mm.
S4, crystallization annealing
And (3) putting the copper wire into an annealing machine, and carrying out heat preservation treatment for 3min under the conditions of nitrogen protection and the temperature of 560 ℃, so as to reduce the hardness of the copper wire and recover the plasticity of the copper wire.
S5, surface roughening
And (3) carrying out surface pickling on the surface of the copper wire subjected to the crystallization annealing treatment to roughen the surface of the copper wire and increase the roughness of the surface of the copper wire so as to increase the connection strength between the tinning and the copper wire.
Wherein, the surface pickling adopts a pickling solution b, the pickling solution b is prepared by mixing stannous sulfate and a sulfuric acid solution, the weight ratio of the stannous sulfate to the sulfuric acid solution is 1:30, and the weight concentration of the sulfuric acid solution is 4%. And soaking the felt with the pickling solution b, and pickling the surface of the copper wire in a felt line pressing mode.
S6, surface tin plating
Putting the tin blank into a melting furnace, carrying out heat preservation treatment for 20min under the conditions of protection of inert light mica powder and the temperature of 250 ℃, melting the tin blank into tin liquid, carrying out tin plating on the surface of a copper wire by utilizing the tin liquid, cooling, coating the tin liquid on the surface of the copper wire to form a tin plating layer, wherein the thickness of the tin plating layer is 0.04mm, obtaining a tin-plated copper wire, and the elongation of the tin-plated copper wire is 23%, and the surface is smooth, bright and free of burrs.
Example 2
The processing technology for producing the tinned copper wire by utilizing the waste copper wire comprises the following steps:
s1 preparation of copper wire
A. Crushing and separating of recovered copper waste
And sequentially crushing, vibrating and separating, electrostatic separating and magnetic separating the recovered copper waste to be treated to obtain recovered copper particles.
Wherein, retrieve the copper waste material and be old and useless copper line, the crushing adopts cutting machine, breaker in proper order, at first puts into the cutting machine with old and useless copper line, and the cutting machine cuts it to the segment of 200mm on average, then puts into the breaker with the old and useless copper line after the cutting, and the breaker is broken it to it, and the granule compounding of 6mm on average.
The vibration separation adopts a vibration separator, the particle mixed material is placed into the vibration separator, dust in the particle mixed material flies upward to remove the dust, copper particles and plastic particles in the particle mixed material are divided into two layers under the action of self gravity, the copper particles are positioned at the lower layer, the plastic particles are positioned at the upper layer, and the plastic particles at the upper layer are removed.
And (3) electrostatic separation adopts an electrostatic separator, the copper particles subjected to vibration separation treatment are placed in the electrostatic separator, and the high-voltage electrostatic separator is used for separating plastic particles in the copper particles and further removing the plastic particles.
The magnetic separation adopts a magnetic separator, the copper particles after the electrostatic separation treatment are placed in the magnetic separator, and the magnetic separator separates magnetic substances such as iron particles in the copper particles, and further removes impurities in the copper particles.
B. Pretreatment of recovered copper particles
And (3) putting the recovered copper particles into a soaking and cleaning device, sequentially carrying out acid cleaning, cleaning solution cleaning and water cleaning, and then carrying out vacuum freeze drying to obtain the pretreated recovered copper material.
Wherein the acid washing adopts acid washing liquid a, the acid washing liquid a is prepared by mixing citric acid and hydrochloric acid solution, the weight ratio of the citric acid to the hydrochloric acid solution is 1:25, and the weight concentration of the hydrochloric acid solution is 15%. And completely immersing the recovered copper particles into the pickling solution a, stirring for 10min, and taking out.
The cleaning solution is a cleaning solution, the cleaning solution is prepared by mixing a cleaning agent BW820, a cleaning agent TF618, ethanol and water, the weight ratio of the cleaning agent BW820 to the cleaning agent TF618 to the ethanol to the water is 1.5:1.5:0.4:3, the cleaning agent BW820 is selected from Beijing Aiersim science and technology Limited, and the cleaning agent TF618 is selected from Dongguan scientific science and communications chemical industry Limited. And completely immersing the recycled copper particles after the acid washing into the cleaning solution, stirring for 15min, and taking out.
The water is used for washing. And immersing the recovered copper particles washed by the cleaning solution into water, stirring for 8min, and taking out.
And (3) sequentially adopting a freezing box and a vacuum freezing and drying box in vacuum freezing and drying, putting the recycled copper particles after being washed into the freezing box, pre-freezing for 26 hours to freeze the water on the surfaces of the recycled copper particles, taking out and putting into the vacuum freezing and drying box, vacuumizing, keeping the water in a frozen state, and drying for 15 hours.
C. Crushing and mixing materials
Respectively putting a copper material and a recovered copper material into a crusher, crushing the materials into particles with the average size of 0.9mm, respectively putting the particles into a mixer, fully mixing the particles, wherein the weight ratio of the copper material to the recovered copper material is 1:0.3, putting the particles into a melting furnace, preserving heat for 35min under the protection of inert light mica powder and at the temperature of 1105 ℃, melting the copper material and the recovered copper material into a copper liquid, putting the copper liquid into a mold, and cooling to obtain a mixed blank.
S2, low-temperature annealing
And (3) putting the mixed blank into an annealing machine, and carrying out heat preservation treatment for 2h under the conditions of nitrogen protection and 295 ℃ temperature, so that the internal stress of the mixed blank is reduced, and the condition that the copper wire is broken in the wire drawing process is reduced.
S3 drawing mixed blank
And (3) putting the mixed blank subjected to low-temperature annealing treatment into a copper wire drawing machine, and drawing the mixed blank to obtain a copper wire with the diameter of 0.5 mm.
S4, crystallization annealing
And (3) putting the copper wire into an annealing machine, and carrying out heat preservation treatment for 2min under the conditions of nitrogen protection and 565 ℃ to reduce the hardness of the copper wire and recover the plasticity of the copper wire.
S5, surface roughening
And (3) carrying out surface pickling on the surface of the copper wire subjected to the crystallization annealing treatment to roughen the surface of the copper wire and increase the roughness of the surface of the copper wire so as to increase the connection strength between the tinning and the copper wire.
Wherein, the surface pickling adopts a pickling solution b, the pickling solution b is prepared by mixing stannous sulfate and a sulfuric acid solution, the weight ratio of the stannous sulfate to the sulfuric acid solution is 1:35, and the weight concentration of the sulfuric acid solution is 6%. And soaking the felt with the pickling solution b, and pickling the surface of the copper wire in a felt line pressing mode.
S6, surface tin plating
Putting the tin blank into a melting furnace, carrying out heat preservation treatment for 15min under the conditions of protection of inert light mica powder and the temperature of 255 ℃, melting the tin blank into tin liquid, carrying out tin plating on the surface of a copper wire by utilizing the tin liquid, cooling, coating the tin liquid on the surface of the copper wire and forming a tin plating layer, wherein the thickness of the tin plating layer is 0.05mm, obtaining a tin-plated copper wire, and the elongation of the tin-plated copper wire is 26%, and the surface is smooth, bright and free of burrs.
Example 3
The processing technology for producing the tinned copper wire by utilizing the waste copper wire comprises the following steps:
s1 preparation of copper wire
A. Crushing and separating of recovered copper waste
And sequentially crushing, vibrating and separating, electrostatic separating and magnetic separating the recovered copper waste to be treated to obtain recovered copper particles.
Wherein, retrieve the copper waste material and be old and useless copper line, the crushing adopts cutting machine, breaker in proper order, at first puts into the cutting machine with old and useless copper line, and the cutting machine cuts it to the segment of average 300mm, then puts into the breaker with the old and useless copper line after the cutting, and the breaker is broken it to it, and the granule compounding of average 8 mm.
The vibration separation adopts a vibration separator, the particle mixed material is placed into the vibration separator, dust in the particle mixed material flies upward to remove the dust, copper particles and plastic particles in the particle mixed material are divided into two layers under the action of self gravity, the copper particles are positioned at the lower layer, the plastic particles are positioned at the upper layer, and the plastic particles at the upper layer are removed.
And (3) electrostatic separation adopts an electrostatic separator, the copper particles subjected to vibration separation treatment are placed in the electrostatic separator, and the high-voltage electrostatic separator is used for separating plastic particles in the copper particles and further removing the plastic particles.
The magnetic separation adopts a magnetic separator, the copper particles after the electrostatic separation treatment are placed in the magnetic separator, and the magnetic separator separates magnetic substances such as iron particles in the copper particles, and further removes impurities in the copper particles.
B. Pretreatment of recovered copper particles
And (3) putting the recovered copper particles into a soaking and cleaning device, sequentially carrying out acid cleaning, cleaning solution cleaning and water cleaning, and then carrying out vacuum freeze drying to obtain the pretreated recovered copper material.
Wherein, the acid washing adopts acid washing liquid a, the acid washing liquid a is prepared by mixing citric acid and hydrochloric acid solution, the weight ratio of the citric acid to the hydrochloric acid solution is 1:30, and the weight concentration of the hydrochloric acid solution is 10%. And completely immersing the recovered copper particles into the pickling solution a, stirring for 15min, and taking out.
The cleaning solution is a cleaning solution, the cleaning solution is prepared by mixing a cleaning agent BW820, a cleaning agent TF618, ethanol and water, the weight ratio of the cleaning agent BW820 to the cleaning agent TF618 to the ethanol to the water is 2:2:0.5:4, the cleaning agent BW820 is selected from Beijing Aiersim science and technology limited company, and the cleaning agent TF618 is selected from Dongguan scientific science and communications chemical industry limited company. And completely immersing the recycled copper particles after the acid washing into the cleaning solution, stirring for 25min, and taking out.
The water is used for washing. And immersing the recovered copper particles washed by the cleaning solution into water, stirring for 10min, and taking out.
And (3) sequentially adopting a freezing box and a vacuum freezing and drying box in vacuum freezing and drying, putting the recycled copper particles after being washed into the freezing box, pre-freezing for 20 hours to freeze the water on the surfaces of the recycled copper particles, taking out and putting into the vacuum freezing and drying box, vacuumizing, keeping the water in a frozen state, and drying for 10 hours.
C. Crushing and mixing materials
Respectively putting the copper material and the recovered copper material into a crusher, crushing the materials into particles with the average size of 1mm, respectively putting the particles into a mixer, fully mixing the particles, wherein the weight ratio of the copper material to the recovered copper material is 1:0.3, putting the particles into a melting furnace, carrying out heat preservation treatment for 25min under the protection of inert light mica powder and at the temperature of 1110 ℃, melting the copper material and the recovered copper material into copper liquid, putting the copper liquid into a mold, and cooling to obtain a mixed blank.
S2, low-temperature annealing
And (3) putting the mixed blank into an annealing machine, and carrying out heat preservation treatment for 1.5h under the conditions of nitrogen protection and the temperature of 300 ℃, so that the internal stress of the mixed blank is reduced, and the condition that the copper wire is broken in the wire drawing process is reduced.
S3 drawing mixed blank
And (3) putting the mixed blank subjected to low-temperature annealing treatment into a copper wire drawing machine, and drawing the mixed blank to obtain a copper wire with the diameter of 0.6 mm.
S4, crystallization annealing
Putting the copper wire into an annealing machine, and carrying out heat preservation treatment for 1min under the conditions of nitrogen protection and 570 ℃ to reduce the hardness of the copper wire and recover the plasticity of the copper wire.
S5, surface roughening
And (3) carrying out surface pickling on the surface of the copper wire subjected to the crystallization annealing treatment to roughen the surface of the copper wire and increase the roughness of the surface of the copper wire so as to increase the connection strength between the tinning and the copper wire.
Wherein, the surface pickling adopts a pickling solution b, the pickling solution b is prepared by mixing stannous sulfate and a sulfuric acid solution, the weight ratio of the stannous sulfate to the sulfuric acid solution is 1:40, and the weight concentration of the sulfuric acid solution is 3%. And soaking the felt with the pickling solution b, and pickling the surface of the copper wire in a felt line pressing mode.
S6, surface tin plating
Putting the tin blank into a melting furnace, carrying out heat preservation treatment for 15min under the conditions of protection of inert light mica powder and 260 ℃ temperature, melting the tin blank into tin liquid, carrying out tin plating on the surface of a copper wire by utilizing the tin liquid, cooling, coating the tin liquid on the surface of the copper wire and forming a tin plating layer, wherein the thickness of the tin plating layer is 0.06mm, obtaining a tin-plated copper wire, and the elongation of the tin-plated copper wire is 29%, and the surface is smooth, bright and free of burrs.
Example 4
And a soak cleaning device used in the step S1. Referring to fig. 1, the soaking and cleaning device includes a box body 1, and the box body 1 is in a square shape with an open top end and is hollow. One end of the case 1 in the longitudinal direction thereof is set as an upstream end, and the other end thereof is set as a downstream end. First baffle 11, second baffle 12 have set firmly along its length direction interval in the box 1, and first baffle 11 and second baffle 12 are parallel, and first baffle 11 sets up along 1 width direction of box. A pickling tank is formed between the first partition plate 11 and the side wall of the upstream end of the tank body 1, a cleaning liquid washing tank is formed between the first partition plate 11 and the second partition plate 12, and a washing tank is formed between the second partition plate 12 and the side wall of the downstream end of the tank body 1. The top of the outer side wall of the box body 1 is fixedly provided with a first feeding pipe 13 communicated with the pickling bath, and the bottom of the outer side wall of the box body is fixedly provided with a first discharging pipe 14 communicated with the pickling bath. The top of the outer side wall of the box body 1 is fixedly provided with a second feeding pipe 15 communicated with the cleaning liquid washing pool, and the bottom of the outer side wall of the box body is fixedly provided with a second discharging pipe 16 communicated with the cleaning liquid washing pool. The top of the outer side wall of the box body 1 is fixedly provided with a third feeding pipe 17 communicated with the washing tank, and the bottom of the outer side wall of the box body is fixedly provided with a third discharging pipe 18 communicated with the washing tank.
Referring to fig. 1 and 2, a fixing plate 2 is disposed above a case 1, and the fixing plate 2 is disposed along a length direction of the case 1. The fixed plate 2 is respectively equipped with the riser 21 perpendicularly downwards along its length direction's both ends, and the quantity of riser 21 is two promptly. An upper mounting plate 31 is provided between the two first risers 21. A moving mechanism 4 for moving the upper mounting plate 31 in the longitudinal direction of the fixed plate 2 is provided between the upper mounting plate 31 and the two first risers 21. A lower mounting plate 32 is provided below the upper mounting plate 31, and the lower mounting plate 32 is provided along the width direction of the cabinet 1. A driving cylinder 5 is arranged between the lower mounting plate 32 and the upper mounting plate 31, a piston rod of the driving cylinder 5 is fixedly arranged on the top surface of the lower mounting plate 32, the other end of the driving cylinder 5 is fixedly arranged on the bottom surface of the upper mounting plate 31, and the piston rod of the driving cylinder 5 is arranged along the height direction.
Referring to fig. 2, the moving mechanism 4 includes a lead screw 41 rotatably connected between the two first vertical plates 21, and a guide slide 42 fixedly connected between the two first vertical plates 21. The lead screw 41 is disposed along the length direction of the case 1, and the guide slide 42 is parallel to the lead screw 41. The first vertical plate 21 is fixedly provided with a first speed reducing motor 43, and the first speed reducing motor 43 drives the guide screw 41 to rotate. Two driving blocks 44 are threadedly coupled to an outer peripheral surface of the lead screw 41, and the two driving blocks 44 are spaced apart along a longitudinal direction of the lead screw 41. The outer peripheral surface of the guide slide bar 42 is connected with two guide slide blocks 45 in a sliding manner, and the two guide slide blocks 45 are arranged at intervals along the length direction of the guide slide bar 42. The bottom ends of the two driving blocks 44 are respectively fixedly arranged on the top surface of the upper mounting plate 31, and the bottom ends of the two guiding sliding blocks 45 are respectively fixedly arranged on the top surface of the upper mounting plate 31.
Referring to fig. 3 and 4, the second risers 321 are vertically and fixedly arranged at two ends of the lower mounting plate 32 along the length direction thereof, that is, the number of the second risers 321 is two. The two second risers 321 are respectively rotatably connected with two rotating shafts 322, that is, the number of the rotating shafts 322 is two. One of the risers is provided with a drive mechanism 6 for rotating a rotating shaft 322 provided thereon. A storage filter cartridge 7 for storing the recovered copper particles is arranged between the two rotating shafts 322. The storage filter cartridges 7 are arranged along the width direction of the box body 1, the storage filter cartridges 7 are hollow cylindrical, a plurality of filter holes 71 are uniformly formed in the outer side walls of the storage filter cartridges 7, openings are formed in the outer side walls of the storage filter cartridges 7, and a door body 72 is arranged at the openings of the storage filter cartridges 7. The two ends of the storage cartridge 7 in the axial direction thereof are provided with the mounting means 8 between the two rotation shafts 322, that is, the number of the mounting means 8 is two.
Referring to fig. 3 and 4, the driving mechanism 6 includes a first gear 61 fixed to an outer circumferential surface of the rotating shaft 322, and a second reduction motor 62 fixed to the second riser 321. A second gear 63 is fixedly provided on the outer peripheral surface of the output shaft of the second reduction motor 62, and the second gear 63 meshes with the first gear 61. The second vertical plate 321 is further provided with a protective cover 64, and the first gear 61, the second gear 63 and the second speed reduction motor 62 are all located in the protective cover 64. The outer side wall of protection casing 64 evenly sets firmly four rigging boards 65 along its circumference, is provided with construction bolt 66 between rigging board 65 and the second riser 321, and rigging board 65 passes through construction bolt 66 demountable installation on the second riser 321.
Referring to fig. 4 and 5, the mounting mechanism 8 includes a mounting riser 81 disposed between the storage cartridge 7 and the rotating shaft 322, a mounting sleeve 82 is fixedly disposed on a side surface of the mounting riser 81 close to the rotating shaft 322, and the mounting sleeve 82 is sleeved on an outer circumferential surface of the rotating shaft 322 and slidably connected therewith. The outer peripheral face of axis of rotation 322 has evenly set firmly four first linkage blocks 83 along its circumferential direction, and the first linkage spout 821 with first linkage block 83 looks adaptation is seted up to the inside wall of installation sleeve 82, and axis of rotation 322 drives installation sleeve 82 through first linkage block 83, first linkage spout 821 and rotates. The outer peripheral surface of the rotating shaft 322 is fixedly provided with a mounting ring plate 84. A first adjusting screw 85 and a second adjusting screw 86 are arranged between the mounting ring plate 84 and the mounting vertical plate 81. The thread direction of the first adjusting screw 85 is opposite to that of the second adjusting screw 86, one end of the first adjusting screw 85 is fixedly arranged on the side surface of the mounting vertical plate 81, and one end of the second adjusting screw 86 is fixedly arranged on the side surface of the mounting annular plate 84. An adjusting sleeve 87 is arranged between the first adjusting screw 85 and the second adjusting screw 86, and two ends of the adjusting sleeve 87 are respectively sleeved on the peripheral surfaces of the first adjusting screw 85 and the second adjusting screw 86 and are in threaded connection with the first adjusting screw 85 and the second adjusting screw 86. The side surface of the mounting vertical plate 81 close to the storage filter cylinder 7 is fixedly provided with a connecting shaft 88, the outer side wall of the storage filter cylinder 7 along the axis direction is fixedly provided with a connecting sleeve 89, and the connecting sleeve 89 is sleeved on the outer peripheral surface of the connecting shaft 88 and is connected with the connecting shaft in a sliding manner. The outer peripheral face of connecting axle 88 evenly sets firmly four second linkage pieces 881 along its circumference, and the inside wall of connecting sleeve 89 is seted up the second linkage spout 891 with second linkage piece 881 looks adaptation, and connecting axle 88 drives the connecting sleeve 89 through second linkage piece 881, second linkage spout 891 and rotates.
Referring to fig. 1, a mounting table 91 is fixedly arranged on the outer side wall of the upstream end of the box body 1, and two first legs 911 are fixedly arranged on the bottom surface of the mounting table 91. The top surface of the mounting table 91 is recessed downward to form a first positioning groove 912 adapted to the storage cartridge 7, and the first positioning groove 912 is provided along the width direction of the housing 1. The outer side wall of the downstream end of the box body 1 is fixedly provided with a dismounting table 92, and the bottom surface of the dismounting table 92 is fixedly provided with two second supporting legs 921. The top surface of the detaching table 92 is recessed downward to form a second positioning groove 922 fitted to the storage cartridge 7, and the second positioning groove 922 is provided along the width direction of the housing 1. The detaching table 92 has a plurality of through holes 923 formed in the second positioning groove 922.
The moving mechanism 4 drives the upper mounting plate 31 to move along the length direction of the fixed plate 2, the upper mounting plate 31 moves along the height direction by driving the lower mounting plate 32 driven by the driving cylinder 5, the lower mounting plate 32 drives the storage and filtration cylinder 7 to move through the mounting mechanism 8, thereby realizing the storage and filtration of the cylinder 7 along the height direction and the movement along the length direction of the fixed plate 2, the recovery copper particles are placed in the storage and filtration cylinder 7, the moving mechanism 4 is used for driving the cylinder 5 to be matched with each other, the storage and filtration cylinder 7 sequentially passes through the pickling tank, the cleaning liquid washing tank and the water washing tank, and the recovery copper particles are cleaned respectively. The storage filter cylinder 7 is driven by the driving mechanism 6 to rotate, so that the stirring of the recovered copper particles is realized, and the cleaning effect of the recovered copper particles is improved.
Meanwhile, when the storage filter cartridge 7 needs to be mounted or dismounted, the adjusting sleeve 87 is rotated to increase or decrease the distance between the first adjusting screw 85 and the second adjusting screw 86, and further increase or decrease the distance between the connecting shafts 88 of the two mounting mechanisms 8, so that the mounting and dismounting of the storage filter cartridge 7 are realized, and the mounting mechanism 8 has the advantages of simplicity and convenience in use and stability. Through the cooperation between the first linkage block 83 and the first linkage sliding groove 821 and the cooperation between the second linkage block 881 and the second linkage sliding groove 891, the service life of the mounting mechanism 8 is prolonged, and the stability of the rotation of the storage filter cartridge 7 is also improved. The protective cover 64 is arranged on the outer side of the driving mechanism 6, so that the service life of the driving mechanism 6 is prolonged. The stability of the movement of the upper mounting plate 31 is improved by the cooperation of the lead screw 41 and the lead slide 42. The mounting and dismounting of the storage cartridge 7 are facilitated by the arrangement of the mounting and dismounting stages 91, 92.
The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.

Claims (8)

1. The processing technology for producing the tinned copper wire by utilizing the waste copper wire is characterized by comprising the following steps of: the method comprises the steps of preparing copper wires, annealing at low temperature, drawing mixed blanks, crystallizing and annealing, roughening the surfaces, and plating tin on the surfaces to obtain tinned copper wires;
the preparation method of the copper wire comprises the following specific steps:
A. crushing and separating the recovered copper waste: sequentially crushing, vibrating and separating, electrostatic separating and magnetic separating the recovered copper waste to be treated to obtain recovered copper particles;
B. pretreatment of recovered copper particles: carrying out acid washing, cleaning solution washing, water washing and vacuum freeze drying on the recovered copper particles to obtain a pretreated recovered copper material;
C. crushing and mixing: respectively crushing a copper material and a recovered copper material, then fully mixing the crushed materials, wherein the weight ratio of the copper material to the recovered copper material is 1 (0.3-0.4), then carrying out heat preservation treatment for 30-40min under the conditions of protection of inert light powder and the temperature of 1100-1110 ℃, melting the copper material and the recovered copper material into copper liquid, and cooling to obtain a mixed blank;
the soaking and cleaning device comprises a box body (1) with an opening at the top end, a first partition plate (11) fixedly arranged in the box body (1), a second partition plate (12) fixedly arranged in the box body (1), a fixed plate (2) arranged above the box body (1), an upper mounting plate (31) arranged between the fixed plate (2) and the box body (1), a lower mounting plate (32) arranged below the upper mounting plate (31), a driving cylinder (5) arranged between the upper mounting plate (31) and the lower mounting plate (32) and used for enabling the lower mounting plate (32) to move along the height direction, and a storage filter cylinder (7) used for storing and recovering copper particles; one end of the box body (1) along the length direction is set as an upstream end, the other end of the box body is set as a downstream end, and the box body (1) is divided into a pickling tank, a cleaning liquid washing tank and a washing tank by the first partition plate (11) and the second partition plate (12) along the length direction of the box body (1); the fixing plate (2) is arranged along the length direction of the box body (1), first vertical plates (21) are fixedly arranged at two ends of the fixing plate (2) respectively, the upper mounting plate (31) is positioned between the two first vertical plates (21), and a moving mechanism (4) for enabling the upper mounting plate (31) to move along the length direction of the fixing plate (2) is arranged between the upper mounting plate (31) and the two first vertical plates (21); two ends of the lower mounting plate (32) are fixedly provided with second vertical plates (321) respectively, the second vertical plates (321) are connected with rotating shafts (322) respectively in a rotating mode, one of the second vertical plates (321) is provided with a driving mechanism (6) used for enabling the rotating shafts (322) to rotate, the storage filter cartridge (7) is located between the two rotating shafts (322), and mounting mechanisms (8) are arranged between the storage filter cartridge (7) and the two rotating shafts (322) respectively; the storage filter cylinder (7) is in a hollow cylindrical shape, a plurality of filter holes (71) are uniformly formed in the outer side wall of the storage filter cylinder (7), an opening is further formed in the outer side wall of the storage filter cylinder (7), and a door body (72) is arranged at the opening of the storage filter cylinder (7);
the mounting mechanism (8) comprises a mounting vertical plate (81) arranged between the storage filter cylinder (7) and the rotating shaft (322), a mounting sleeve (82) fixedly arranged on the side surface of the mounting vertical plate (81) and sleeved on the peripheral surface of the rotating shaft (322), a connecting shaft (88) fixedly arranged on the mounting vertical plate (81) and far away from the side surface of the mounting sleeve (82), a mounting annular plate (84) fixedly arranged on the peripheral surface of the rotating shaft (322), a first adjusting screw (85) fixedly arranged on the mounting vertical plate (81), a second adjusting screw (86) fixedly arranged on the mounting annular plate (84), and an adjusting sleeve (87) arranged between the first adjusting screw (85) and the second adjusting screw (86), wherein the thread direction of the first adjusting screw (85) is opposite to the thread direction of the second adjusting screw (86), and two ends of the adjusting sleeve (87) are respectively sleeved on the first adjusting screw (85), On second adjusting screw (86) the outer peripheral face and rather than threaded connection, store and set firmly connecting sleeve (89) on straining a section of thick bamboo (7), connecting sleeve (89) cover is established on connecting axle (88) outer peripheral face, the outer peripheral face of axis of rotation (322) has set firmly first linkage piece (83), first linkage spout (821) with first linkage piece (83) looks adaptation are seted up to installation sleeve (82) inside wall, the outer peripheral face of connecting axle (88) has set firmly second linkage piece (881), second linkage spout (891) with second linkage piece (881) looks adaptation are seted up to connecting sleeve (89) inside wall.
2. The processing technology for producing the tinned copper wire by using the waste copper wire according to claim 1 is characterized in that: and the pickling, the washing with the cleaning solution and the washing with the water are all cleaned in a complete soaking and stirring manner.
3. The processing technology for producing the tinned copper wire by using the waste copper wire according to claim 1 is characterized in that: the acid washing adopts acid washing liquid a, the acid washing liquid a is formed by mixing citric acid and hydrochloric acid solution, the weight ratio of the citric acid to the hydrochloric acid solution is 1 (20-30), and the weight concentration of the hydrochloric acid solution is 10-15%.
4. The processing technology for producing the tinned copper wire by using the waste copper wire according to claim 1 is characterized in that: the cleaning solution is a cleaning solution which is prepared by mixing a cleaning agent BW820, a cleaning agent TF618, ethanol and water, wherein the weight ratio of the cleaning agent BW820 to the cleaning agent TF618 to the ethanol to the water is (1-2) to (0.3-0.5) to (2-4).
5. The processing technology for producing the tinned copper wire by using the waste copper wire according to claim 1 is characterized in that: moving mechanism (4) including rotate connect between two first riser (21) and along fixed plate (2) length direction's lead screw (41), be used for making lead screw (41) pivoted gear motor (43), set firmly between two first risers (21) and with lead screw (41) parallel direction slide bar (42), the cover establish lead screw (41) outer peripheral face and rather than threaded connection's drive block (44), the cover establish lead slide bar (42) outer peripheral face and rather than the direction slider (45) of being connected that slides, drive block (44), direction slider (45) set firmly respectively on last mounting panel (31).
6. The processing technology for producing the tinned copper wire by using the waste copper wire according to claim 1 is characterized in that: the driving mechanism (6) comprises a first gear (61) fixedly arranged on the rotating shaft (322), a second gear (63) rotatably connected to the second vertical plate (321), and a second speed reducing motor (62) used for enabling the second gear (63) to rotate, wherein the first gear (61) is meshed with the second gear (63).
7. The processing technology for producing the tinned copper wire by using the waste copper wire according to claim 6 is characterized in that: the protective cover (64) is detachably mounted on the second vertical plate (321), and the driving mechanism (6) is located in the protective cover (64).
8. The processing technology for producing the tinned copper wire by using the waste copper wire according to claim 1 is characterized in that: the utility model discloses a filter cartridge, including box (1), mount table (91), be provided with on mount table (91) and store first positioning groove (912) of straining a section of thick bamboo (7) looks adaptation, box (1) low reaches end is provided with dismantles platform (92), be provided with on dismantlement platform (92) and store second positioning groove (922) of straining a section of thick bamboo (7) looks adaptation, it has a plurality of through-holes (923) to dismantle platform (92) in second positioning groove (922).
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