CN107755410B - Automatic waste glass sorting system and control method thereof - Google Patents
Automatic waste glass sorting system and control method thereof Download PDFInfo
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- CN107755410B CN107755410B CN201711037307.9A CN201711037307A CN107755410B CN 107755410 B CN107755410 B CN 107755410B CN 201711037307 A CN201711037307 A CN 201711037307A CN 107755410 B CN107755410 B CN 107755410B
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- 239000011521 glass Substances 0.000 title claims abstract description 178
- 239000002699 waste material Substances 0.000 title claims abstract description 83
- 238000000034 method Methods 0.000 title claims abstract description 26
- 239000000463 material Substances 0.000 claims abstract description 214
- 230000003287 optical effect Effects 0.000 claims abstract description 107
- 239000012535 impurity Substances 0.000 claims abstract description 51
- 239000002184 metal Substances 0.000 claims abstract description 17
- 229910052751 metal Inorganic materials 0.000 claims abstract description 17
- 238000007599 discharging Methods 0.000 claims abstract description 13
- 239000002245 particle Substances 0.000 claims abstract description 7
- 239000006063 cullet Substances 0.000 claims description 38
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 32
- 238000012216 screening Methods 0.000 claims description 26
- 229910052742 iron Inorganic materials 0.000 claims description 16
- 239000000919 ceramic Substances 0.000 claims description 11
- 239000004575 stone Substances 0.000 claims description 11
- 238000003860 storage Methods 0.000 claims description 8
- 238000004064 recycling Methods 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 6
- 238000004806 packaging method and process Methods 0.000 claims description 5
- 239000002241 glass-ceramic Substances 0.000 claims description 4
- 150000002739 metals Chemical class 0.000 claims description 4
- 238000010009 beating Methods 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 13
- 238000005516 engineering process Methods 0.000 description 4
- 239000004744 fabric Substances 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 206010024796 Logorrhoea Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000005340 laminated glass Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000006250 one-dimensional material Substances 0.000 description 1
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- 238000012795 verification Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/16—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts
- B03C1/18—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts with magnets moving during operation
- B03C1/20—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts with magnets moving during operation in the form of belts, e.g. cross-belt type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/23—Magnetic separation acting directly on the substance being separated with material carried by oscillating fields; with material carried by travelling fields, e.g. generated by stationary magnetic coils; Eddy-current separators, e.g. sliding ramp
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/06—Feeding or discharging arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B4/00—Separating solids from solids by subjecting their mixture to gas currents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/363—Sorting apparatus characterised by the means used for distribution by means of air
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Food Science & Technology (AREA)
- Processing Of Solid Wastes (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses an automatic waste glass sorting system and a control method thereof, wherein the automatic waste glass sorting system comprises a feeding metering device, a crushing and impurity removing system, a coarse material sorting light sorting system, a residual material reclassifying light sorting system, a fine material sorting light sorting system and a discharging metering device which are connected in sequence; the crushing and impurity removing system comprises a classifying and crushing device, wherein a classifying vibrating screen in the classifying and crushing device separates materials and sends the materials to the classifying and crushing device, the front end of the classifying and crushing device is provided with a winnowing and impurity removing device, and the rear end of the classifying and crushing device is provided with a vortex nonferrous metal removing device; the coarse material sorting optical sorting system sorts the materials subjected to impurity removal according to different particle specifications, and sends the sorted materials to the residual material re-sorting optical sorting system or the fine material sorting optical sorting system respectively, and a label removing machine is arranged between the coarse material sorting optical sorting system and the residual material re-sorting optical sorting system. The invention can subdivide various specifications, remove all impurity sundries, greatly improve sorting quality and improve sorting efficiency and productivity.
Description
Technical Field
The invention relates to a renewable resource recycling system and a control method thereof, in particular to an automatic waste glass sorting system and a control method thereof.
Background
In recent years, the yield of domestic garbage in China is increased year by year, and cities and environments are increasingly overwhelmed. However, on the other hand, the waste disposal and recycling industry faces the dilemma of "eating unsaturated". The current situation of enterprise loss caused by the fact that the recycling garbage cannot meet the production requirements of enterprises is that the waste recycling garbage is of all kinds.
The recovery rate of the waste glass in life is up to 90% in Europe, and 85% of the waste glass in China is mixed in garbage for discarding. The utilization rate of the renewable resources in China is low, and particularly, low-value recoverable materials such as waste glass, waste textiles and waste packaging paper are largely abandoned, so that the trend of garbage surrounding cities is aggravated, and environmental pollution is caused. Waste glass is burned to more than 1000 ℃ and is not melted, and the waste glass is buried in the ground for hundreds of years and is not degraded, so that the waste glass is extremely harmful to the environment.
There are many technical bottlenecks in the renewable resources industry in China, the recycling link is widely sorted, the fine sorting technology is lacked, the mechanical and automatic degrees of the processing and utilizing links are low, and particularly, the important technology and equipment with large treatment scale, good economic benefit and driving effect are lacked. Accordingly, there is a need for improvements in existing cullet sorting systems and methods of controlling same.
Disclosure of Invention
The invention aims to solve the technical problem of providing an automatic waste glass sorting system and a control method thereof, which can greatly improve the sorting quality and the sorting efficiency.
The invention aims to solve the technical problems and adopts the technical scheme that the automatic waste glass sorting system comprises a feeding metering device, a crushing and impurity removing system, a coarse material sorting and light sorting system, a residual material re-sorting and light sorting system, a fine material sorting and light sorting system and a discharging metering device which are sequentially connected; the crushing and impurity removing system comprises a classifying crushing device, wherein a classifying vibrating screen in the classifying crushing device is used for separating materials and conveying the materials to a double-roller crusher, the front end of the classifying crushing device is provided with a winnowing impurity removing device, and the rear end of the classifying crushing device is provided with a vortex nonferrous metal removing device; the coarse material sorting optical sorting system comprises a plurality of cullet optical sorting machines, the coarse material sorting optical sorting system sorts the materials subjected to impurity removal according to different particle specifications, the sorted materials are respectively sent to the residual material re-sorting optical sorting system or the fine material sorting optical sorting system, and a label removing machine is arranged between the coarse material sorting optical sorting system and the residual material re-sorting optical sorting system.
The automatic waste glass sorting system comprises a feeding hopper, wherein the feeding metering device comprises a vibrating feeder, the vibrating feeder is located below the feeding hopper, a belt conveyor is arranged below the vibrating feeder, an electronic belt scale is arranged below the belt conveyor, a permanent magnet iron remover is arranged above the belt conveyor after metering, and a waste iron recovery device is arranged right below the belt conveyor at the position of the permanent magnet iron remover.
The automatic waste glass sorting system comprises a winnowing machine, wherein a feeding port of the winnowing machine is connected with a first L-shaped vibrating feeder through a first grading vibrating screen, a discharging port of the winnowing machine is provided with a storage device and a light material packer, two hand-sorting belt conveyors are arranged at the discharging port of the first grading vibrating screen to separate large sundries, and a waste conveying device is arranged below the hand-sorting belt conveyors; the grading crushing device comprises a first glass cullet pair roller crusher and a second glass cullet pair roller crusher, wherein the distance between the pair rollers of the first glass cullet pair roller crusher is 50mm, the distance between the pair rollers of the second glass cullet pair roller crusher is 15mm, the discharge port of the first glass cullet pair roller crusher is connected with the feed port of the second glass cullet pair roller crusher through a bucket elevator, and the front end and the rear end of the second glass cullet pair roller crusher are provided with second grading vibrating screens; the vortex nonferrous metal removing device comprises an eddy current sorting machine, wherein an inertial vibration feeder, an L-shaped vibration feeder and a first relaxation vibration sieve are arranged in front of the eddy current sorting machine, and a fine material outlet of the first relaxation vibration sieve is directly sent to a fine material sorting optical sorting system.
The automatic waste glass sorting system comprises three groups of crushed glass optical sorting machines which are arranged in parallel, wherein the feed inlets of the three groups of crushed glass optical sorting machines are respectively connected with three discharge outlets of a second relaxation vibrating screen, the feed inlets of the second relaxation vibrating screen are connected with the discharge outlet of a second L-shaped vibrating feeder, and the fine material outlet of the second relaxation vibrating screen is directly sent to the fine material sorting optical sorting system.
The automatic waste glass sorting system comprises a fine material sorting optical sorting system, a waste glass sorting system and a waste glass sorting system, wherein the fine material sorting optical sorting system comprises two sorting channels; the method comprises the steps that a first path of 3-8mm materials pass through a third grading vibrating screen and a first group of cullet optical separators, a first cullet Z-shaped screen and a first cyclone separator are arranged between the third grading vibrating screen and the first group of cullet optical separators, and a first air circulating device is arranged on the optical separators; an eddy current separator and a dryer are arranged in front of the third classifying vibrating screen, and an outlet of the third classifying vibrating screen is connected with a metal classifying and packaging device; the second path of fine materials with the diameter of 0-3mm is separated by a fourth classifying vibrating screen and a second group of broken glass optical separators, a second broken glass zigzag screening machine and a second cyclone separator are arranged between the fourth classifying vibrating screen and the second group of broken glass optical separators, and a second air circulation device is arranged on the second group of broken glass optical separators.
The automatic waste glass sorting system comprises a three-stage crushed glass optical sorting machine which is sequentially connected with each other, wherein a third relaxation vibrating screen is arranged in front of the first-stage crushed glass optical sorting machine, the third relaxation vibrating screen is connected with a label removing machine, one discharge port of the second-stage crushed glass optical sorting machine is primary glass, and the other discharge port is ceramic stone impurities; one discharge hole of the third-stage broken glass optical sorting is colored glass, and the other discharge hole is ceramic stone impurities.
The invention also provides a control method of the automatic waste glass sorting system, which aims to solve the technical problems and comprises the following steps: s1: metering the feeding: feeding by adopting a vibrating feeder, uniformly conveying the materials passing through the feeder onto a metering conveyor belt, conveying the whole bottle materials and the crushed glass onto a cross distributing machine and a bar screening machine, and adjusting the blanking speed of a bin and the feeding speed of the vibrating distributing machine by the metering conveyor belt; s2: and (3) screening and removing impurities: the cross distributor uniformly conveys the materials to a bar screen, the bar screen is provided with three discharge ports, a monolith and a sheet material are separated, and light organic matters are blown out from broken glass and sucked away through a winnowing impurity removing device; s3: classifying and crushing: crushing the separated monoliths in two stages, firstly utilizing a first pair roller crusher to crush the bottoms of glass bottles, and conveying the unbroken monoliths to a second pair roller crusher for beating; s4: coarse material light picking: removing nonferrous metals by adopting an eddy current separator, finishing three-stage screening according to 1-3mm,3-8mm and 8-50mm, conveying materials with the particle size of 0-8mm to a fine material sorting optical picking system, separating the residual materials into three types of 8-14mm, 14-22mm and 22-50mm by adopting a coarse material sorting optical picking system, and conveying the materials to a residual material re-sorting optical picking system after friction is generated between the materials by rotating a roller in a label removing machine to remove labels; s5: fine material light picking: 5-8 mm of the materials after the fine materials are dried and sieved are conveyed to one channel of the broken glass optical sorting machine through a conveyor belt, and 3-5 mm of the materials are conveyed to the other channel of the same broken glass optical sorting machine through the conveyor belt; the materials which are not blown out in the two granularity ranges are conveyed to a 0-8mm product bin through a conveyor belt, and the blown materials enter a next-stage broken glass optical sorting machine to separate impurities and variegates; the 0-3mm material is conveyed to a screening unit through a conveyor belt, the 0-1 mm material after screening directly enters a fine material bin, the 1-3mm material is conveyed to a broken glass optical sorting machine through a material distributor after organic matters are removed, the blown-out broken glass ceramic is directly conveyed to a broken glass ceramic storage area, and the non-blown-out broken glass product is conveyed to a broken glass product material area of 0-8mm through the conveyor belt; s6: sorting the remainder by light: continuously screening 8-50mm by adopting a three-stage broken glass optical separator to separate impurities and variegates to obtain 8-16,16-22 and 22-50mm materials; s7: and (3) discharging and metering: and respectively metering and discharging the separated main color glass, colored glass impurity sheets and stone ceramics.
The control method of the automatic waste glass sorting system further comprises the step S1 of removing iron blocks above the conveyor belt on the metering conveyor belt by adopting a magnetic iron removing device.
According to the control method of the automatic waste glass sorting system, the step S2 is used for filtering materials smaller than 60mm by means of grading vibration, the materials are directly sent to the step S4 for coarse material light sorting, and the rest materials are sent to the step S3 for grading crushing.
The control method of the automatic waste glass sorting system comprises the following steps that S3 adopts an alternate slideway to guide the glass bottle and the tank to be integrated into a double-roller crusher, and the distance between the double rollers of the first double-roller crusher is 50mm for extruding and crushing the bottom of the glass bottle; conveying the crushed materials to a lifting device through a distributing machine, screening small monoliths from the broken glass through a bar screen, and conveying the broken materials to a conveying belt; the unbroken material is conveyed to a second pair roller crusher to be beaten after passing through a bar screen, the distance between the pair rollers is 15mm, the bottle head part is crushed, and the bottle cap is fallen off; and then the bottle cap and the wooden plug are screened out from the broken glass by utilizing a bar screen, and the broken glass is conveyed to a conveyor belt through a distributing machine.
According to the control method of the automatic waste glass sorting system, the material distributor is an L-shaped material distributor, and uniform material distribution is carried out in the horizontal direction and the vertical direction.
The control method of the automatic waste glass sorting system, wherein the impurity and variegated separation process in the step S5 and the step S6 is as follows: the waste glass is uniformly dispersed on a high-speed conveying belt under the high-frequency vibration condition of a feeder, under the condition of strong light irradiation, a high-speed camera shoots pictures of each piece of waste glass and identifies the color attribute and the material attribute of each piece of material through industrial computer software processing, if the waste glass is defined as impurities or variegated, a high-speed high-pressure air gun blows aiming at the flying material, and the two materials are separated and respectively enter different discharge ports.
Compared with the prior art, the invention has the following beneficial effects: according to the automatic waste glass sorting system and the control method thereof, provided by the invention, through crushing and impurity removal, coarse material sorting, reclassifying of residual materials and fine material sorting, various different specifications can be subdivided, all impurity impurities are removed, and meanwhile, the main color glass and the variegated glass can be distinguished for each specification, so that the sorting quality is greatly improved, and the sorting efficiency and the productivity are improved.
Drawings
FIG. 1 is a schematic diagram of an automatic waste glass sorting system according to the present invention;
FIG. 2 is a schematic diagram of a feeding metering device in the automatic waste glass sorting system;
FIG. 3 is a schematic diagram of a blowing impurity-removing and sorting device in the automatic waste glass sorting system;
FIG. 4 is a schematic diagram of a classifying and crushing device in the automatic waste glass sorting system;
FIG. 5 is a schematic diagram of the structure of the vortex nonferrous metal removing device in the automatic waste glass sorting system;
FIG. 6 is a schematic diagram of a coarse material sorting system in the automatic waste glass sorting system;
FIG. 7 is a schematic diagram of a system for re-sorting the cull in the automatic waste glass sorting system according to the present invention;
fig. 8 is a schematic structural view of a fine material sorting optical picking system in the automatic waste glass sorting system of the present invention.
Detailed Description
The invention is further described below with reference to the drawings and examples.
FIG. 1 is a schematic diagram of an automatic waste glass sorting system according to the present invention.
Referring to fig. 1, the automatic waste glass sorting system provided by the invention comprises a feeding metering device 10, a crushing and impurity removing system 20, a coarse material sorting light sorting system 30, a residual material re-sorting light sorting system 40, a fine material sorting light sorting system 50 and a discharging metering device 60 which are sequentially connected, wherein the discharging metering device comprises a meter for verification;
the crushing and impurity removing system comprises a classifying and crushing device, wherein a classifying vibrating screen in the classifying and crushing device separates materials (< 60mm is filtered by classifying vibration) and sends the materials to the classifying and crushing device, the front end of the classifying and crushing device is provided with a winnowing and impurity removing device, and the rear end of the classifying and crushing device is provided with a vortex nonferrous metal removing device;
the coarse material sorting optical sorting system comprises a plurality of cullet optical sorting machines, the coarse material sorting optical sorting system sorts the materials subjected to impurity removal according to different particle specifications, the sorted materials are respectively sent to the residual material re-sorting optical sorting system or the fine material sorting optical sorting system, and a label removing machine 1600 is arranged between the coarse material sorting optical sorting system and the residual material re-sorting optical sorting system.
Fig. 2 is a schematic structural diagram of a feeding metering device in the automatic waste glass sorting system.
Referring to fig. 2, the automatic waste glass sorting system provided by the invention is characterized in that the feeding metering device comprises vibrating feeders 1120 and 1140, the vibrating feeders are positioned below a storage hopper 1000, a belt conveyor 1150 is arranged below the vibrating feeders 1120 and 1140, an electronic belt scale 1155 is arranged below the belt conveyor 1150, a permanent magnet iron remover 1160 is arranged above the metered belt conveyor 1150, a waste iron recycling device is arranged right above the permanent magnet iron remover 1160 below the belt conveyor 1150, and a chute can be adopted for automatic metering and packaging according to 20-30 kg.
Fig. 3 is a schematic structural diagram of a blowing impurity-removing and sorting device in the automatic waste glass sorting system.
Referring to fig. 3, the automatic sorting system for waste glass provided by the invention comprises a first L-shaped vibrating feeder 1170 and a first classifying vibrating screen 1180, wherein the air separation and impurity removal device comprises an air separator 1210, a material storage device and a light material packer 1211 are arranged below the air separator 1210, two hand-selected belt conveyors 1220 and 1300 are arranged at the discharge port of the first classifying vibrating screen 1180 to separate large sundries (plastic, wood, iron sheet, laminated glass and the like), and a waste conveying device is arranged below the hand-selected belt conveyors.
Fig. 4 is a schematic structural view of a classifying and crushing device in the automatic waste glass sorting system.
Referring to fig. 4, the automatic waste glass sorting system provided by the invention comprises a first crushed glass pair roller crusher 1230 and a second crushed glass pair roller crusher 1260, wherein the pair roller distance of the first crushed glass pair roller crusher 1230 is 50mm, the pair roller distance of the second crushed glass pair roller crusher 1260 is 15mm, the discharge port of the first crushed glass pair roller crusher 1230 is connected with the feed port of the second crushed glass pair roller crusher 1260 through a vibrating feeder 1222 and a bucket elevator 1240, and the front end and the rear end of the second crushed glass pair roller crusher 1260 are provided with second classification vibrating screens 1250 and 1270.
FIG. 5 is a schematic diagram of the structure of the vortex nonferrous metal removing device in the automatic waste glass sorting system.
Referring to fig. 5, the automatic waste glass sorting system provided by the invention is characterized in that the vortex nonferrous metal removing device comprises an eddy current sorting machine 1387 and 1397, an inertial vibration feeder 1383, an L-shaped vibration feeder 1380 and a first relaxation vibration sieve 1320 are arranged in front of the eddy current sorting machine 1387, and a fine material outlet of the first relaxation vibration sieve 1320 is directly sent to a fine material sorting optical sorting system; 1321. 1389, 1399, 1400 and 1410 are belt conveyors.
Fig. 6 is a schematic diagram of a coarse material sorting system in the automatic waste glass sorting system.
Referring to fig. 6, the automatic waste glass sorting system provided by the invention comprises three groups of parallel cullet optical sorters, wherein the feed inlets of the three groups of cullet optical sorters are respectively connected with three discharge outlets of a second relaxation vibrating screen 1440, the feed inlet of the second relaxation vibrating screen 1440 is connected with the discharge outlet of a second L-shaped vibrating feeder 1435, and the fine material outlet (0-8 mm material) of the second relaxation vibrating screen 1440 is directly sent to the fine material sorting optical sorting system by a belt conveyor 1441; the first group is a cullet optical sorter 1509 and 1510 for screening 22-50mm material with a cloth speed of 20t/h; the second group is cullet optical sorters 1539 and 1540 for screening 14-22mm materials with a cloth speed of 18t/h; the third group is broken glass optical sorting machines 1569 and 1570 which are used for screening 8-14mm materials, and the distribution speed is 12t/h; 1450. 1460, 1470 and 1590 are belt conveyors.
Fig. 7 is a schematic structural diagram of a system for reclassifying the excess materials in the automatic waste glass sorting system according to the present invention.
Referring to fig. 7, the automatic waste glass sorting system provided by the invention comprises three stages of cullet optical sorters sequentially connected, wherein the first stage comprises two groups of cullet optical sorters 3399, 3400, 3419 and 3420, the second stage comprises two groups of cullet optical sorters 3409, 3410, 3429 and 3430, and the third stage adopts one group of cullet optical sorters 3439 and 3440. The first and second-stage cullet optical sorters are connected by vibratory feeders 3425 and 3426, and the second and third-stage cullet optical sorters are connected by belt conveyors 3436 and 3437; a third relaxation vibrating screen 1610 is arranged in front of the first-stage cullet optical sorting machine, the third relaxation vibrating screen 1610 is connected with the label removing machine 1600 through a belt conveyor 1607, a vibrating feeder 1605 and a fine material outlet of the third relaxation vibrating screen 1610 is used for conveying a material bin with the thickness of 0-8mm through a belt conveyor 1640, one path of residual materials is conveyed to the first-stage cullet optical sorting machine 3399 through the belt conveyor 1620, and the other path of residual materials is conveyed to the first-stage cullet optical sorting machine 3419 through the belt conveyor 1630. One discharge port of the second-stage cullet optical separator 3410, 3430 is sent to a main color glass material bin through a belt conveyor 3435, and the other discharge port is sent to a ceramic stone impurity material bin through a belt conveyor 3415; one discharge port of the third-stage cullet optical sorting 3440 is sent to a colored glass material bin through 3445, and the other discharge port is sent to a ceramic stone impurity material bin through belt conveyors 3446, 3470 and 3415.
Fig. 8 is a schematic structural view of a fine material sorting optical picking system in the automatic waste glass sorting system of the present invention.
Referring to fig. 8, in the automatic waste glass sorting system provided by the invention, the fine material sorting optical sorting system is used for sorting fine materials with 0-3mm and 3-8mm by passing through a vibrating feeder 3058 and a morgansen vibrating screen 3050 for the first time, and sorting fine materials with 3-8mm by passing through a third classifying vibrating screen 3059 and a first group of glass cullet optical sorting machines 3088, 3089, 3098 and 3099, wherein a first glass cullet Z-shaped screen 3053 and a first cyclone separator 3055 are arranged between the third classifying vibrating screen 3059 and the first group of glass cullet optical sorting machines, and a first air circulation device 3057 is arranged on the first group of glass cullet optical sorting machines; an eddy current separator 3047, a dryer 3000 and a dryer dust removal system 3005 are arranged in front of the third classifying vibrating screen 3059. A feed inlet of the dryer 3000 is provided with a belt conveyor 2090 and a vibrating feeder 2091, and a discharge outlet is connected with an eddy current separator 3047 through the vibrating feeder 3010, a large-inclination-angle belt conveyor 3046, an inertial vibrating feeder 3043; the outlet of the third classifying vibrating screen 3059 is connected with a metal classifying and packing device. The metal classification packing device comprises a plurality of finished product bins 4100, 4200, 4300 and 4400 with different specifications, which are respectively used for storing 1-3,3-8,8-22 and 22-50mm materials; the 0-3mm fines are sorted by fourth classifying shaker 3100, second cyclone 3115, second cullet zigzag screening 3110, second air circulation device 3117, third L-shaped vibratory feeder 3118, second set of cullet optical sorters 3119, 3120, 3129, 3130. 3058 is a vibratory feeder, 3051, 3060, 3065, 3070, 3105, 3150 and 3180 are all belt conveyors.
The invention also provides a control method of the automatic waste glass sorting system, which comprises the following steps:
s1: metering the feeding: adopt the vibration feeder to feed, the material through the batcher is evenly sent to the measurement conveyer belt on, with whole bottle material and garrulous glass conveying alternately cloth machine and stick screening machine, but the unloading speed of feed bin and the feed speed of vibration cloth machine are adjusted through the measurement conveyer belt.
S2: and (3) screening and removing impurities: the cross distributor uniformly conveys materials to a bar screen, the bar screen is provided with three discharge ports, the material is separated from the sheet materials, and light organic matters are blown out from broken glass and sucked away through a winnowing impurity removing device.
S3: classifying and crushing: two-stage crushing is adopted for the separated monoliths, an alternate slideway is adopted for guiding the glass bottle and the tank to be subjected to sizing to a twin-roll crusher, and the twin-roll interval of the first twin-roll crusher is 50mm and the first twin-roll crusher is used for extruding and crushing the bottom of the glass bottle; conveying the crushed materials to a lifting device through a distributing machine, screening small monoliths from the broken glass through a bar screen, and conveying the broken materials to a conveying belt; the unbroken material is conveyed to a second pair roller crusher to be beaten after passing through a bar screen, the distance between the pair rollers is 15mm, the bottle head part is crushed, and the bottle cap is fallen off; and then the bottle cap and the wooden plug are screened out from the broken glass by utilizing a bar screen, and the broken glass is conveyed to a conveyor belt through a distributing machine. The method adopts a grading crushing mode of extrusion and beating, and reduces the weight of superfine dust by about 1% -3%. The material distributor is an L-shaped material distributor, and uniformly distributes materials in horizontal and vertical directions, so that the existing one-dimensional material distributor cannot uniformly flatten materials, and the subsequent sorting is seriously affected.
S4: coarse material light picking: removing nonferrous metals by adopting an eddy current separator, conveying materials with the particle size of 0-8mm to a fine material sorting optical sorting system, separating the residual materials into three types of 8-14mm, 14-22mm and 22-50mm by adopting an optical sorting pre-sorting system, and conveying the residual materials to a residual material re-sorting optical sorting system after friction is generated between the materials to remove labels by rotating a roller in a label removing machine.
S5: fine material light picking: 5-8 mm of the materials after the fine materials are dried and sieved are conveyed to one channel of the broken glass optical sorting machine through a conveyor belt, and 3-5 mm of the materials are conveyed to the other channel of the same broken glass optical sorting machine through the conveyor belt; the materials which are not blown out in the two granularity ranges are conveyed to a 0-8mm product bin through a conveyor belt, and the blown materials enter a next-stage broken glass optical sorting machine to separate impurities and variegates;
the 0-3mm material is conveyed to the screening unit through the conveyor belt, the 0-1 mm material after screening directly enters the fine material bin, the 1-3mm material is conveyed to the broken glass optical sorting machine through the material distributor after organic matters are removed, the blown CSP (stone ceramic) is directly conveyed to the CSP storage area, and the unblown broken glass products are conveyed to the 0-8mm broken glass product material area through the conveyor belt.
S6: sorting the remainder by light: and (3) continuously screening 8-50mm by using a three-stage broken glass optical separator to separate impurities and variegates to obtain 8-16,16-22 and 22-50mm materials.
S7: and (3) discharging and metering: and respectively metering and discharging the separated main color glass, colored glass impurity sheets and stone ceramics.
The invention provides a control method of an automatic waste glass sorting system, wherein the step S1 further comprises the step of removing iron blocks above a conveyor belt on a metering conveyor belt by adopting a magnetic iron removing device. And the step S2 is to filter the materials smaller than 60mm by adopting grading vibration, then directly send the materials to the step S4 for coarse material light picking, and send the rest materials to the step S3 for grading crushing. The impurity and variegation separation process in the step S5 and the step S6 is as follows:
the waste glass is uniformly dispersed on a high-speed conveying belt under the high-frequency vibration condition of a feeder, under the condition of strong light irradiation, a high-speed camera shoots pictures of each piece of waste glass and identifies the color attribute and the material attribute of each piece of material through industrial computer software processing, if the waste glass is defined as impurities or variegated, a high-speed high-pressure air gun blows aiming at the flying material, and the two materials are separated and respectively enter different discharge ports.
In summary, the automatic waste glass sorting system and the control method thereof provided by the invention can subdivide various specifications, remove all impurity sundries, greatly improve sorting quality, and improve sorting efficiency and productivity, and have the following specific advantages: 1. the degree of automation is high: the automatic metering, control, deviation correction, automatic sorting, packaging, water adding, loading, shipping and the like can be realized. 2. The sorting is complete: the sorting technology adopts: advanced technologies such as light picking, magnetic picking, heavy picking, air separation and the like thoroughly solve the complete separation of metals, stone ceramics, colors, light organic matters and dust. 3. The product quality is good: the processed product has high purity and excellent quality. Not only can be separated from the color, but also can be fully specified, and more than ten varieties with different sizes from 1-3, 3-5, 5-8, 8-16, 16-25 and 25-50mm can be formed.
While the invention has been described with reference to the preferred embodiments, it is not intended to limit the invention thereto, and it is to be understood that other modifications and improvements may be made by those skilled in the art without departing from the spirit and scope of the invention, which is therefore defined by the appended claims.
Claims (10)
1. The automatic waste glass sorting system is characterized by comprising a feeding metering device (10), a crushing and impurity removing system (20), a coarse material sorting and light sorting system (30), a residual material re-sorting and light sorting system (40), a fine material sorting and light sorting system (50) and a discharging metering device (60) which are connected in sequence;
the crushing and impurity removing system (20) comprises a classifying and crushing device, wherein a classifying vibrating screen in the classifying and crushing device is used for separating materials and conveying the materials to a double-roller crusher, the front end of the classifying and crushing device is provided with a winnowing and impurity removing device, and the rear end of the classifying and crushing device is provided with a vortex nonferrous metal removing device;
the coarse material sorting optical sorting system (30) comprises a plurality of broken glass optical sorting machines, the coarse material sorting optical sorting system (30) sorts the materials subjected to impurity removal according to different particle specifications, the sorted materials are respectively sent to the residual material re-sorting optical sorting system (40) or the fine material sorting optical sorting system (50), and a label removing machine (1600) is arranged between the coarse material sorting optical sorting system (30) and the residual material re-sorting optical sorting system (40);
the winnowing impurity removing device comprises a winnowing machine (1210), wherein a feed inlet of the winnowing machine (1210) is connected with a first L-shaped vibrating feeder (1170) through a first grading vibrating screen (1180), a discharge outlet of the winnowing machine (1210) is provided with a storage device and a light material packing machine (1211), the discharge outlet of the first grading vibrating screen (1180) is provided with two hand-selected belt conveyors (1220, 1300) for separating large impurities, and a waste conveying device is arranged below the hand-selected belt conveyors;
the grading crushing device comprises a first crushed glass pair roller crusher (1230) and a second crushed glass pair roller crusher (1260), wherein the pair roller distance of the first crushed glass pair roller crusher (1230) is 50mm, the pair roller distance of the second crushed glass pair roller crusher (1260) is 15mm, a discharge hole of the first crushed glass pair roller crusher (1230) is connected with a feed hole of the second crushed glass pair roller crusher (1260) through a bucket elevator (1240), and the front end and the rear end of the second crushed glass pair roller crusher (1260) are provided with second grading vibrating screens (1250, 1270);
the vortex nonferrous metal removing device comprises an eddy current separator (1387, 1397), wherein an inertial vibration feeder (1383), an L-shaped vibration feeder (1380) and a first relaxation vibration sieve (1320) are arranged in front of the eddy current separator (1387), and a fine material outlet of the first relaxation vibration sieve (1320) is directly sent to a fine material sorting light picking system;
the coarse material sorting optical sorting system comprises three groups of crushed glass optical sorting machines which are arranged in parallel, wherein the feed inlets of the three groups of crushed glass optical sorting machines are respectively connected with three discharge outlets of a second relaxation vibrating screen (1440), the feed inlets of the second relaxation vibrating screen (1440) are connected with the discharge outlets of a second L-shaped vibrating feeder (1435), and the fine material outlet of the second relaxation vibrating screen (1440) is directly sent to the fine material sorting optical sorting system.
2. The automatic waste glass sorting system according to claim 1, wherein the feeding metering device (10) comprises a vibrating feeder (1120, 1140), the vibrating feeder is located below the storage hopper (1000), a belt conveyor (1150) is arranged below the vibrating feeder (1120, 1140), an electronic belt scale (1155) is arranged below the belt conveyor (1150), a permanent magnet iron remover (1160) is arranged above the metered belt conveyor (1150), and a waste iron recycling device is arranged right below the belt conveyor (1150) at the permanent magnet iron remover (1160).
3. The automatic cullet sorting system of claim 1, wherein the fines sorting optical culling system comprises a two-way sorting channel; the method comprises the steps that a first path of 3-8mm materials pass through a third classification vibrating screen (3059) and a first group of crushed glass optical sorting machines (3088, 3089, 3098 and 3099), a first crushed glass Z-shaped screen (3053) and a first cyclone separator (3055) are arranged between the third classification vibrating screen (3059) and the first group of crushed glass optical sorting machines, and a first air circulation device (3057) is arranged on the optical sorting machines; an eddy current separator (3047) and a dryer (3000) are arranged in front of the third classifying vibrating screen (3059), and an outlet of the third classifying vibrating screen (3059) is connected with a metal classifying and packaging device; the second path of fine materials with the size of 0-3mm is separated through a fourth classification vibrating screen (3100) and a second group of broken glass optical separators (3119, 3120, 3129 and 3130), a second broken glass zigzag screening machine (3110) and a second cyclone separator (3115) are arranged between the fourth classification vibrating screen (3100) and the second group of broken glass optical separators, and a second air circulation device (3117) is arranged on the second group of broken glass optical separators.
4. The automatic waste glass sorting system according to claim 1, wherein the waste glass reclassifying optical sorting system comprises three stages of cullet optical sorters connected in sequence, a third relaxation vibrating screen (1610) is arranged in front of the first stage cullet optical sorters (3400, 3420), the third relaxation vibrating screen (1610) is connected with a label remover (1600), one discharge port of the second stage cullet optical sorters (3410, 3430) is a main color glass, and the other discharge port is a ceramic stone impurity; one discharge port of the third-stage broken glass optical sorting (3440) is colored glass, and the other discharge port is ceramic stone impurities.
5. A method of controlling an automatic waste glass sorting system according to claim 1, comprising the steps of:
s1: metering the feeding: feeding by adopting a vibrating feeder, uniformly conveying the materials passing through the feeder onto a metering conveyor belt, conveying the whole bottle materials and the crushed glass onto a cross distributing machine and a bar screening machine, and adjusting the blanking speed of a bin and the feeding speed of the vibrating distributing machine by the metering conveyor belt;
s2: and (3) screening and removing impurities: the cross distributor uniformly conveys the materials to a bar screen, the bar screen is provided with three discharge ports, a monolith and a sheet material are separated, and light organic matters are blown out from broken glass and sucked away through a winnowing impurity removing device;
s3: classifying and crushing: crushing the separated monoliths in two stages, firstly utilizing a first pair roller crusher to crush the bottoms of glass bottles, and conveying the unbroken monoliths to a second pair roller crusher for beating;
s4: coarse material light picking: removing nonferrous metals by adopting an eddy current separator, finishing three-stage screening according to 1-3mm,3-8mm and 8-50mm, conveying materials with the particle size of 0-8mm to a fine material sorting optical picking system, separating the residual materials into three types of 8-14mm, 14-22mm and 22-50mm by adopting a coarse material sorting optical picking system, and conveying the materials to a residual material re-sorting optical picking system after friction is generated between the materials by rotating a roller in a label removing machine to remove labels;
s5: fine material light picking: 5-8 mm of the materials after the fine materials are dried and sieved are conveyed to one channel of the broken glass optical sorting machine through a conveyor belt, and 3-5 mm of the materials are conveyed to the other channel of the same broken glass optical sorting machine through the conveyor belt; the materials which are not blown out in the two granularity ranges are conveyed to a 0-8mm product bin through a conveyor belt, and the blown materials enter a next-stage broken glass optical sorting machine to separate impurities and variegates;
the 0-3mm material is conveyed to a screening unit through a conveyor belt, the 0-1 mm material after screening directly enters a fine material bin, the 1-3mm material is conveyed to a broken glass optical sorting machine through a material distributor after organic matters are removed, the blown-out broken glass ceramic is directly conveyed to a broken glass ceramic storage area, and the non-blown-out broken glass product is conveyed to a broken glass product material area of 0-8mm through the conveyor belt;
s6: sorting the remainder by light: continuously screening 8-50mm by adopting a three-stage broken glass optical separator to separate impurities and variegates to obtain 8-16,16-22 and 22-50mm materials;
s7: and (3) discharging and metering: and respectively metering and discharging the separated main color glass, colored glass impurity sheets and stone ceramics.
6. The method for controlling an automatic waste glass sorting system according to claim 5, wherein the step S1 further comprises removing iron above the conveyor belt by a magnetic iron removing device on the metering conveyor belt.
7. The control method of the automatic waste glass sorting system according to claim 5, wherein in the step S2, the materials smaller than 60mm are filtered by using graded vibration and then directly sent to the step S4 for coarse material light sorting, and the rest materials are sent to the step S3 for graded breaking.
8. The control method of the automatic waste glass sorting system according to claim 5, wherein the step S3 is to guide the glass bottles and cans to be fed to a twin-roll crusher by using an alternate slideway, and the twin-roll crusher has a twin-roll distance of 50mm for crushing the bottoms of the glass bottles; conveying the crushed materials to a lifting device through a distributing machine, screening small monoliths from the broken glass through a bar screen, and conveying the broken materials to a conveying belt; the unbroken material is conveyed to a second pair roller crusher to be beaten after passing through a bar screen, the distance between the pair rollers is 15mm, the bottle head part is crushed, and the bottle cap is fallen off; and then the bottle cap and the wooden plug are screened out from the broken glass by utilizing a bar screen, and the broken glass is conveyed to a conveyor belt through a distributing machine.
9. The method for controlling an automatic sorting system for waste glass according to claim 5, wherein the distributing machine is an L-shaped distributing machine for uniformly distributing the material in both horizontal and vertical directions.
10. The method for controlling an automatic waste glass sorting system according to claim 5, wherein the impurity and variegated separation process in step S5 and step S6 is as follows:
the waste glass is uniformly dispersed on a high-speed conveying belt under the high-frequency vibration condition of a feeder, under the condition of strong light irradiation, a high-speed camera shoots pictures of each piece of waste glass and identifies the color attribute and the material attribute of each piece of material through industrial computer software processing, if the waste glass is defined as impurities or variegated, a high-speed high-pressure air gun blows aiming at the flying material, and the two materials are separated and respectively enter different discharge ports.
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