CN109378140B - Waste cable recycling production line and process method - Google Patents
Waste cable recycling production line and process method Download PDFInfo
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- CN109378140B CN109378140B CN201811315136.6A CN201811315136A CN109378140B CN 109378140 B CN109378140 B CN 109378140B CN 201811315136 A CN201811315136 A CN 201811315136A CN 109378140 B CN109378140 B CN 109378140B
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- 239000002699 waste material Substances 0.000 title claims abstract description 52
- 238000000034 method Methods 0.000 title claims abstract description 36
- 238000004064 recycling Methods 0.000 title claims abstract description 28
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 230000008569 process Effects 0.000 title claims abstract description 18
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 92
- 229910052802 copper Inorganic materials 0.000 claims abstract description 76
- 239000010949 copper Substances 0.000 claims abstract description 76
- 230000007246 mechanism Effects 0.000 claims abstract description 73
- 239000002245 particle Substances 0.000 claims abstract description 50
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 48
- 238000000926 separation method Methods 0.000 claims abstract description 37
- 238000001179 sorption measurement Methods 0.000 claims abstract description 25
- 229910052742 iron Inorganic materials 0.000 claims abstract description 24
- 239000012535 impurity Substances 0.000 claims abstract description 23
- 238000007885 magnetic separation Methods 0.000 claims abstract description 23
- 238000011084 recovery Methods 0.000 claims abstract description 16
- 238000012216 screening Methods 0.000 claims abstract description 7
- 239000000428 dust Substances 0.000 claims description 51
- 241000209094 Oryza Species 0.000 claims description 38
- 235000007164 Oryza sativa Nutrition 0.000 claims description 38
- 235000009566 rice Nutrition 0.000 claims description 38
- 230000009471 action Effects 0.000 claims description 31
- 239000000463 material Substances 0.000 claims description 16
- 238000003825 pressing Methods 0.000 claims description 14
- 238000005520 cutting process Methods 0.000 claims description 13
- 239000002912 waste gas Substances 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 8
- 239000004744 fabric Substances 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 239000011229 interlayer Substances 0.000 claims description 4
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 abstract description 11
- 229910052751 metal Inorganic materials 0.000 abstract description 11
- 230000000694 effects Effects 0.000 description 5
- 238000000746 purification Methods 0.000 description 5
- 235000013339 cereals Nutrition 0.000 description 4
- 239000008187 granular material Substances 0.000 description 4
- 238000001311 chemical methods and process Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 238000005453 pelletization Methods 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000007771 core particle Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 239000011802 pulverized particle Substances 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000003584 silencer Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B15/00—Apparatus or processes for salvaging material from cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B15/00—Apparatus or processes for salvaging material from cables
- H01B15/005—Apparatus or processes for salvaging material from cables by cutting
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]
Landscapes
- Processing Of Solid Wastes (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
The invention discloses a waste cable recycling production line which comprises a crushing mechanism, a primary sorting mechanism and a secondary sorting mechanism, wherein the crushing mechanism comprises a crushing device, the primary sorting mechanism comprises a copper-rice separation device and a magnetic separation device, the copper-rice separation device is connected with the crushing device, the magnetic separation device is arranged between the copper-rice separation device and the crushing device, the secondary sorting mechanism comprises an electrostatic adsorption device, the electrostatic adsorption device is connected with the copper-rice separation device, the crushing device is used for crushing waste cables for the first time, the magnetic separation device is used for screening iron impurities, the copper-rice separation device is used for crushing the cables for the second time and sorting copper particles and plastic particles, and the electrostatic adsorption device is used for adsorbing and sorting the plastic particles to obtain copper powder and copper scraps, so that the recovery rate of copper metal is greatly improved. In addition, the invention also provides a waste cable recycling process method.
Description
Technical Field
The invention relates to the technical field of resource recovery, in particular to a waste cable recovery production line and a process method.
Background
At present, two methods of chemistry and physics are generally adopted for recycling the waste wire and cable resources, the chemistry method generally adopts burning and pyrolysis, but the chemistry method can cause serious atmospheric pollution, has higher requirements on equipment precision and equipment working environment, is complex to use, and can not fully utilize the wire and cable insulating plastic layer, so that the resource utilization rate is low; the physical method generally adopts wire stripping to obtain copper cores and plastic layers, or pulverizes cables into particles, and then selects copper core particles and plastic particles from the pulverized particles, but the separated plastic particles also have a lot of copper powder and copper scraps, which are difficult to recover, and the recovery rate of copper metal is low.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a waste cable recycling production line with high automation degree and high copper metal recycling rate.
In order to solve the technical problems, the invention provides a waste cable recycling production line, which comprises the following steps: a crushing mechanism, a primary sorting mechanism and a secondary sorting mechanism,
the crushing mechanism comprises a crushing device for separating iron impurity materials,
the first-stage separation mechanism comprises a copper rice separation device and a magnetic separation device for screening the iron impurity, wherein the copper rice separation device is connected with the crushing device, the magnetic separation device is arranged between the copper rice separation device and the crushing device,
the secondary sorting mechanism comprises an electrostatic adsorption device, and the electrostatic adsorption device is connected with the copper rice separation device.
As a preferred scheme, the copper rice separation device also comprises a dust removal system, wherein the dust removal system comprises a material collecting mechanism and a dust removal purification mechanism connected with the material collecting mechanism, and an air outlet of the crushing device and an air outlet of the copper rice separation device are respectively connected with the material collecting mechanism.
As a preferred scheme, the material collecting mechanism comprises a material collecting hopper, an air inlet of the material collecting hopper is communicated with an air outlet of the crushing device and an air outlet of the copper rice separating device, and a filtering piece is arranged between the air inlet of the material collecting hopper and the air outlet of the material collecting hopper.
As a preferable scheme, the dust removing and purifying mechanism comprises a pulse cloth bag dust collector and an exhaust fan, wherein an air inlet of the pulse cloth bag dust collector is communicated with an air outlet of the first collecting hopper, and the exhaust fan is arranged on the air outlet of the pulse cloth bag dust collector.
As the preferred scheme, crushing mechanism still includes first conveyor, first grade sorting mechanism still includes second conveyor, second grade sorting mechanism still includes third conveyor, first conveyor locates on the feed inlet of crushing device, second conveyor cross-over connection in between crushing device's the discharge gate and the feed inlet of copper rice separator, third conveyor cross-over connection in between copper rice separator's plastic discharge gate and the feed inlet of electrostatic adsorption device.
Preferably, the magnetic separation device is arranged in the middle of the second conveying device.
The invention also provides a waste cable recovery process method, which comprises the following steps:
step S1, feeding a waste cable to be treated into a crushing device, and executing a first crushing action on the waste cable to separate iron impurities adhered to the cable;
s2, conveying the mixture of the cable and the iron impurity through a magnetic separation device, performing magnetic separation action on the mixture, and screening out the iron impurity;
step S3, the cable is sent to a copper-meter separation device, a second crushing action and a separation action are carried out on the cable, copper particles and plastic particles are obtained, and a packing action is carried out on the copper particles;
and S4, conveying the plastic particles to an electrostatic adsorption device, performing adsorption action on the plastic particles to obtain copper powder and/or copper scraps, performing packaging action on the plastic particles, and performing collection action on the copper powder and/or copper scraps.
Preferably, in the step S1, the method further includes: and executing dust removal action on the crushing device.
Preferably, in the step S3, the method further includes: and executing dust removal action on the copper rice separation device.
Preferably, the dedusting action includes: and (3) sequentially sucking the waste gas into a collecting mechanism and a dust removing and purifying mechanism, respectively filtering out large-particle dust and small-particle dust, and discharging purified air.
Compared with the prior art, the waste cable recycling production line provided by the invention has the beneficial effects that: according to the invention, the waste cables are crushed for the first time by adopting the crushing device, the iron impurities adhered to the cables are separated, the iron impurities are screened out by utilizing the magnetic separation device, the copper particles and the plastic particles are crushed and separated for the second time by utilizing the copper particle separation device, and then the plastic particles are adsorbed and separated by the electrostatic adsorption device, so that copper powder and copper scraps remained on the plastic particles are obtained, the recovery rate of copper metal is greatly improved, the whole recovery process is high in automation degree and production efficiency, and a large amount of labor cost is saved.
Drawings
In order to more clearly illustrate the technical solutions of the present invention, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic side view of a waste cable recycling line according to a preferred embodiment of the present invention.
Fig. 2 is a schematic top view of a waste cable recycling line according to a preferred embodiment of the present invention.
Fig. 3 is a schematic structural view of a crushing device of a waste cable recycling production line according to a preferred embodiment of the present invention.
Fig. 4 is a flow chart of a waste cable recycling process according to a preferred embodiment of the invention.
In the figure: 1. a first conveying device; 2. a pulverizing device; 201. a pressing assembly; 202. a cutting assembly; 203. a feeding surface; 3. a second conveying device; 4. a magnetic separation device; 5. copper rice separating device; 6. a third conveying device; 7. an electrostatic adsorption device; 8. a collecting hopper; 801. a filter; 9. a pulse cloth bag dust collector; 10. an exhaust fan; 11. a muffler; 12. and a control device.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "connected," "fixed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Furthermore, in the description of the present invention, it should be noted that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 3, a preferred embodiment of the present invention provides a waste cable recycling line, comprising: a crushing mechanism, a primary sorting mechanism and a secondary sorting mechanism,
the crushing mechanism comprises a crushing device 2 for separating iron impurities,
the first-stage separation mechanism comprises a copper rice separation device 5 and a magnetic separation device 4 for screening the iron impurity, wherein the copper rice separation device 5 is connected with the crushing device 2, the magnetic separation device 4 is arranged between the copper rice separation device 5 and the crushing device 2,
the secondary sorting mechanism comprises an electrostatic adsorption device 7, and the electrostatic adsorption device 7 is connected with the copper rice separation device 5.
According to the waste cable recycling production line based on the technical characteristics, the waste cable is crushed for the first time by the crushing device 2, iron impurities adhered to the cable are separated, the iron impurities are screened out by the magnetic separation device 4, copper particles and plastic particles are crushed and separated for the second time by the copper-rice separation device 5, the plastic particles are adsorbed and separated by the electrostatic adsorption device 7, copper powder and copper scraps remained on the plastic particles are obtained, the recovery rate of copper metal is greatly improved, the automation degree of the whole recycling process is high, the production efficiency is high, and a large amount of labor cost is saved.
In this embodiment, the electrostatic adsorption device 7 ionizes air into corona current through a corona electrode, the plastic particles and the copper metal obtain charges, meanwhile, the sorting electric drum obtains a large amount of charges, the copper metal with good conductivity obtains the same coincident charges from the sorting electric drum, the copper metal is repelled and separated, the plastic particles are attracted by polarization after being contacted with the sorting electric drum, the plastic particles are brought to another collecting tank, the sorting recovery of copper powder and copper scraps is realized, and the recovery rate of the copper metal is greatly improved.
In this embodiment, old and useless cable recovery production line still includes dust pelletizing system, dust pelletizing system include aggregate mechanism and with the dust removal purification mechanism that aggregate mechanism is connected, reducing mechanism 2 the air outlet with copper rice separator 5 the air outlet respectively with aggregate mechanism is connected, to reducing mechanism 2 with waste gas that copper rice separator 5 in-process produced carries out dust removal purification treatment, avoids causing the pollution to the air.
Specifically, the mechanism that gathers materials includes collecting hopper 8, collecting hopper 8's air intake with reducing mechanism 2's air outlet with copper rice separator 5's air outlet is linked together, collecting hopper 8's air intake with be equipped with filter 801 between collecting hopper 8's the air outlet, carry out the filtration recovery of large granule dust earlier to waste gas, waste gas follow collecting hopper 8's air intake flow direction collecting hopper 8's air outlet filter 801 down, large granule dust deposits on the collecting hopper 8, right waste gas carries out one-level dust removal treatment.
Further, the dust removal purifying mechanism includes pulse sack cleaner 9 and exhaust fan 10, the air intake of pulse sack cleaner 9 with the air outlet of first collecting hopper 8 is linked together, exhaust fan 10 locates on the air outlet of pulse sack cleaner 9, the air after the one-level dust removal is handled the pulse sack cleaner 9 carries out the second grade dust removal, can filter and collect the granule dust and carry out the purification of air, waste gas is handled and the second grade dust removal, and the dust removal is effectual for the exhaust reaches national environmental protection requirement, exhaust fan 10 outwards exhausts, can form the negative pressure in the pipeline, thereby will waste gas is inhaled to collecting hopper 8 with pulse sack cleaner 9, be convenient for filter the dust removal to waste gas, wherein, exhaust fan 10 still is used for making an uproar silencer 11 of making an uproar, can handle the noise, avoids forming noise pollution to operational environment.
In this embodiment, as shown in fig. 1 and fig. 2, the crushing mechanism further includes a first conveying device 1, a feeding hole of the first conveying device 1 is used for accommodating a waste cable, and a discharging hole of the first conveying device 1 is connected with a feeding hole of the crushing device 2, so that the waste cable is fed, and the manual carrying process is reduced.
Further, the first-stage sorting mechanism still includes second conveyor 3, second conveyor 3 cross-connect in reducing mechanism 2 the discharge gate with between copper rice separator 5's the feed inlet, specifically, second conveyor 3 the feed inlet with reducing mechanism 2's the discharge gate is connected, second conveyor 3 the discharge gate with copper rice separator 5's the feed inlet is connected, copper rice separator 5 is equipped with copper grain discharge gate and plastic discharge gate, realizes with the material that forms after crushing on the reducing mechanism 2 is carried copper rice separator 5, copper rice separator 5 is equipped with copper grain discharge gate and plastic discharge gate for accept copper grain and plastic grain after the separation.
Further, the first conveyor 1 with the second conveyor 3 is the incline direction setting, the feed inlet of reducing mechanism 2 is located the top of reducing mechanism 2's discharge gate, the feed inlet of copper rice separator 5 is located copper granule discharge gate and the top of plastic discharge gate of copper rice separator 5 utilize gravitational potential energy for waste cable material can from the top down smash, smash and select separately for the first time, improve crushing effect and select separately the effect, and whole process need not artifical crushing and select separately, and separation efficiency is high.
Further, the magnetic separation device 4 is arranged in the middle of the second conveying device 3, and the second conveying device 3 is utilized to carry out magnetic separation on the iron impurity when conveying the crushed materials for the first time, so that the assembly space of the waste cable recycling production line is saved, the recycling process is simplified, and the recycling efficiency is improved.
Further, the second-stage sorting mechanism further comprises a third conveying device 6, the third conveying device 6 is bridged between the plastic outlet of the copper rice separation device 5 and the feeding inlet of the electrostatic adsorption device 7, specifically, the feeding inlet of the third conveying device 6 is connected with the plastic outlet, the electrostatic adsorption device 7 is arranged on the third conveying device 6, the sorted plastic particles are conveyed to the electrostatic adsorption device 7 through the third conveying device 6, residual copper powder and copper scraps are adsorbed and collected, the recovery rate of copper metal is greatly improved, and the production benefit is improved, wherein in the embodiment, the third conveying device 6 is arranged along the horizontal direction, so that the plastic particles are conveyed to the electrostatic adsorption device 7.
In this embodiment, the waste cable recycling production line further includes a control device 12, configured to control the crushing mechanism, the primary sorting mechanism, the secondary sorting mechanism, the aggregate mechanism, and the driving members corresponding to the dust removal and purification mechanisms, respectively.
It is to be understood that the first conveying apparatus, the second conveying apparatus, and the third conveying apparatus may be conveyors such as a flat belt conveyor or a screw conveyor, and may perform a conveying function, which is not particularly limited in the present invention.
In this embodiment, as shown in fig. 3, the crushing device 2 includes a pressing component 201 and a cutting component 202, the pressing component 201 is located between a feeding hole of the crushing device 2 and the cutting component 202, the cutting component 202 is located between a discharging hole of the crushing device 2 and the pressing component 201, and the pressing component 201 on the crushing device 2 can control a feeding speed of the waste cable, so that the waste cable is crushed by the cutting component 202 on the crushing device 2 to form a material with uniform size and specification, and a sorting effect of a subsequent process is improved.
Specifically, the pressing component 201 includes a first rotating shaft and a plurality of protruding strips, the protruding strips are distributed on the outer side wall of the first rotating shaft in a circumferential array, the length direction of the protruding strips is parallel to the axial direction of the first rotating shaft, batch driving of the waste cables is achieved, and the purpose of controlling the feeding speed is achieved by controlling the rolling speed of the first rotating shaft.
The feeding port of the crushing device 2 and the cutting assembly 202 are provided with a feeding surface 203 which is obliquely arranged, the pressing assembly 201 is located above the feeding surface 203, an interlayer for a waste cable to pass through is formed between the pressing assembly 201 and the feeding surface 203, the waste cable slides from the feeding port of the crushing device 2 to the interlayer along the feeding surface 203, the first rotating shaft is driven to rotate by a motor, and the waste cable is driven to slide to the cutting assembly 202 by the raised strips, so that the feeding speed of the waste cable is controlled.
The cutting assembly 202 comprises a second rotating shaft, rotating blades and fixed blades, the rotating blades are distributed on the outer side wall of the second rotating shaft in a circumferential array mode, the fixed blades are located on two sides of the second rotating shaft, the rotating blades are tangential to the fixed blades in the rotating process, the second rotating shaft is driven to rotate through a motor, waste cables are cut in the tangential process of the rotating blades and the fixed blades, and iron sundries are separated.
In summary, the waste cable recycling production line provided by the embodiment of the invention is composed of the crushing mechanism, the first-stage sorting mechanism, the second-stage sorting mechanism, the collecting mechanism and the dust removing and purifying mechanism, the crushing device 2 is used for crushing the waste cable for the first time, separating the iron impurities adhered to the cable, controlling the feeding speed of the waste cable, so that the waste cable is crushed by the cutting assembly 202 on the crushing device 2 to form materials with uniform size specifications, the sorting effect of the subsequent working procedure is improved, the iron impurities are screened out by the magnetic separation device 4, the copper particles and the plastic particles are crushed for the second time by the copper-particle separating device 5, the plastic particles are subjected to adsorption sorting by the electrostatic adsorption device 7, the recovery rate and purity of the copper powder and the copper dust remained on the plastic particles are obtained, the recovery rate and purity of the separated copper metal reach 99% or more, the waste gas generated by the crushing device 2 and the copper-particle separating device 5 is subjected to secondary dust removal, the whole dust removing effect is automatic, the whole production cost is high, and the labor cost is saved greatly.
The foregoing describes one embodiment of a waste cable recycling production line provided by the embodiment of the present invention in detail, and the following describes one embodiment of a waste cable recycling process method provided by the embodiment of the present invention in detail.
As shown in fig. 4, the invention also provides a waste cable recycling process method, which comprises the following steps:
step S1, feeding a waste cable to be treated into a crushing device 2, and executing a first crushing action on the waste cable to separate iron impurities adhered to the cable;
s2, conveying the mixture of the cable and the iron impurity through a magnetic separation device 4, performing magnetic separation action on the mixture, and screening out the iron impurity;
step S3, the cable is sent to a copper-meter separation device 5, a second crushing action and a separation action are carried out on the cable, copper particles and plastic particles are obtained, and a packing action is carried out on the copper particles;
and S4, conveying the plastic particles to an electrostatic adsorption device 7, performing adsorption action on the plastic particles to obtain copper powder and/or copper scraps, performing packaging action on the plastic particles, and performing collection action on the copper powder and/or copper scraps.
Further, in the step S1, the method further includes: a dust removal operation is performed on the pulverizing device 2.
Further, in the step S3, the method further includes: and executing dust removal action on the copper rice separation device 5.
Further, the dedusting action includes: and sequentially sucking the waste gas into a collecting mechanism and a dust removing and purifying mechanism, respectively filtering out large-particle dust and small-particle dust, discharging purified air, and carrying out primary dust removing treatment and secondary dust removing treatment on the waste gas.
It can be clearly understood by those skilled in the art that, for more convenience and brevity, the specific working process of the waste cable recycling process described in the foregoing may refer to the corresponding process in the foregoing waste cable recycling line embodiment, and will not be described herein again.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (5)
1. The utility model provides a old and useless cable recovery line which characterized in that includes: a crushing mechanism, a primary sorting mechanism and a secondary sorting mechanism,
the crushing mechanism comprises a crushing device for separating iron impurity materials,
the first-stage separation mechanism comprises a copper rice separation device and a magnetic separation device for screening the iron impurity, wherein the copper rice separation device is connected with the crushing device, the magnetic separation device is arranged between the copper rice separation device and the crushing device,
the secondary separation mechanism comprises an electrostatic adsorption device which is connected with the copper rice separation device;
the copper rice separating device comprises a copper rice separating device, a copper rice collecting device, a dust removing system and a dust removing system, wherein the dust removing system comprises a collecting mechanism and a dust removing and purifying mechanism connected with the collecting mechanism;
the collecting mechanism comprises a collecting hopper, an air inlet of the collecting hopper is communicated with an air outlet of the crushing device and an air outlet of the copper rice separating device, and a filtering piece is arranged between the air inlet of the collecting hopper and the air outlet of the collecting hopper;
the dust removing and purifying mechanism comprises a pulse cloth bag dust collector and an exhaust fan, wherein an air inlet of the pulse cloth bag dust collector is communicated with an air outlet of the collecting hopper, and the exhaust fan is arranged on the air outlet of the pulse cloth bag dust collector;
the first-stage sorting mechanism further comprises a second conveying device, the second-stage sorting mechanism further comprises a third conveying device, the first conveying device is arranged on a feeding hole of the smashing device, the second conveying device is bridged between a discharging hole of the smashing device and a feeding hole of the copper rice separating device, and the third conveying device is bridged between a plastic discharging hole of the copper rice separating device and a feeding hole of the electrostatic adsorbing device;
the magnetic separation device is arranged in the middle of the second conveying device;
the crushing device comprises a pressing component and a cutting component, wherein the pressing component is positioned between a feeding hole of the crushing device and the cutting component, the cutting component is positioned between a discharging hole of the crushing device and the pressing component, and the pressing component on the crushing device can control the feeding speed of waste cables;
the feeding device is characterized in that a feeding surface which is obliquely arranged is arranged between the feeding port of the smashing device and the cutting assembly, the pressing assembly is located above the feeding surface, an interlayer for passing waste cables is formed between the pressing assembly and the feeding surface, and the waste cables slide from the feeding port of the smashing device to the interlayer along the feeding surface.
2. A waste cable recycling process method, which is characterized by adopting the waste cable recycling production line as claimed in claim 1, comprising the following steps:
step S1, feeding a waste cable to be treated into a crushing device, and executing a first crushing action on the waste cable to separate iron impurities adhered to the cable;
s2, conveying the mixture of the cable and the iron impurity through a magnetic separation device, performing magnetic separation action on the mixture, and screening out the iron impurity;
step S3, the cable is sent to a copper-meter separation device, a second crushing action and a separation action are carried out on the cable, copper particles and plastic particles are obtained, and a packing action is carried out on the copper particles;
and S4, conveying the plastic particles to an electrostatic adsorption device, performing adsorption action on the plastic particles to obtain copper powder and/or copper scraps, performing packaging action on the plastic particles, and performing collection action on the copper powder and/or copper scraps.
3. The method according to claim 2, wherein in step S1, further comprising: and executing dust removal action on the crushing device.
4. The method according to claim 2, wherein in step S3, further comprising: and executing dust removal action on the copper rice separation device.
5. The method according to claim 3 or 4, wherein the dedusting operation comprises: and (3) sequentially sucking the waste gas into a collecting mechanism and a dust removing and purifying mechanism, respectively filtering out large-particle dust and small-particle dust, and discharging purified air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811315136.6A CN109378140B (en) | 2018-11-06 | 2018-11-06 | Waste cable recycling production line and process method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811315136.6A CN109378140B (en) | 2018-11-06 | 2018-11-06 | Waste cable recycling production line and process method |
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| CN109378140A CN109378140A (en) | 2019-02-22 |
| CN109378140B true CN109378140B (en) | 2024-02-23 |
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| CN201811315136.6A Active CN109378140B (en) | 2018-11-06 | 2018-11-06 | Waste cable recycling production line and process method |
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| CN112397258B (en) * | 2020-10-27 | 2022-07-08 | 山东科技大学 | Copper material recovery equipment special for mineral insulated cable |
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|---|---|---|---|---|
| CN202528353U (en) * | 2012-03-01 | 2012-11-14 | 天津博瑞特金属制品有限公司 | Full-automatic multilevel separation production line for copper chops |
| KR20130134094A (en) * | 2012-05-30 | 2013-12-10 | 김용호 | Apparatus for separating waste electric wires |
| KR20170106872A (en) * | 2016-03-14 | 2017-09-22 | 주식회사 상해메탈 | A device for recycling an electric wire |
| CN207594144U (en) * | 2017-02-24 | 2018-07-10 | 连炳华 | The copper rice machine of automatic cycle screening |
| CN209087464U (en) * | 2018-11-06 | 2019-07-09 | 广州市联冠机械有限公司 | A kind of waste and old cable remanufacture line |
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| CN109378140A (en) | 2019-02-22 |
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