CN117019677A - Ore impurity sorting process and full-automatic ore impurity sorting equipment - Google Patents
Ore impurity sorting process and full-automatic ore impurity sorting equipment Download PDFInfo
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- CN117019677A CN117019677A CN202311055071.7A CN202311055071A CN117019677A CN 117019677 A CN117019677 A CN 117019677A CN 202311055071 A CN202311055071 A CN 202311055071A CN 117019677 A CN117019677 A CN 117019677A
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- 239000012535 impurity Substances 0.000 title claims abstract description 153
- 238000000034 method Methods 0.000 title claims abstract description 25
- 230000008569 process Effects 0.000 title claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 64
- 239000000463 material Substances 0.000 claims abstract description 59
- 230000009471 action Effects 0.000 claims abstract description 7
- 238000012216 screening Methods 0.000 claims abstract description 4
- 239000000428 dust Substances 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 6
- 230000001174 ascending effect Effects 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 9
- 238000005065 mining Methods 0.000 description 6
- 238000005406 washing Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
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- 238000011084 recovery Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000005188 flotation Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 208000028571 Occupational disease Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000010191 image analysis Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- JQJCSZOEVBFDKO-UHFFFAOYSA-N lead zinc Chemical compound [Zn].[Pb] JQJCSZOEVBFDKO-UHFFFAOYSA-N 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000010415 tidying Methods 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
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- 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
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- 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
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
-
- 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
- B07C5/361—Processing or control devices therefor, e.g. escort memory
- B07C5/362—Separating or distributor mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
Landscapes
- Sorting Of Articles (AREA)
Abstract
The invention discloses an ore impurity sorting process and full-automatic ore impurity sorting equipment, which comprise the following steps: after the materials are subjected to primary screening, the materials are sent to an ore sorting conveyer belt for impurity sorting operation; the materials firstly enter a material sorting device for flattening, sorting and sorting, and then are sent to an image recognition device; controlling a moving mechanism in the impurity sorting device to move to the feeding section along a closed circulating guide rail of the impurity sorting device, and enabling an impurity grabbing mechanism to be in place by utilizing a lifting mechanism of the impurity sorting device; continuing to convey the material to a preset area, and executing a grabbing action on the identified impurities by the impurity grabbing mechanism; the moving mechanism is controlled to move to the blanking section along the closed circulating guide rail, and impurities are removed through the impurity chute. One of the purposes of the invention is to provide an ore impurity sorting process, the image recognition device and the impurity sorting device are organically combined to realize full-automatic impurity removal, and the other purpose of the invention is to provide full-automatic ore impurity sorting equipment.
Description
Technical Field
The invention relates to the technical field of ore sorting, in particular to an ore impurity sorting process and full-automatic ore impurity sorting equipment.
Background
China is an energy country, a large amount of useless impurities such as vein quartz ore tailings, lead zinc ore waste stones, coal mine gangue, wood blocks mixed into ores, rubber and the like can be generated in the ore production process, and in order to improve the ore recovery efficiency and ensure the mining quality, the impurities of the massive ores are often required to be separated. The existing impurity sorting mode is mainly dependent on manual operation of workers, for example, the existing impurity manual sorting process is a method of manually picking up impurities through human eye identification.
However, the process mode of manually selecting ore impurities is always saturated, and the reason is mainly because the manually selected workshop has large smoke dust, dirty environment and large noise, and extremely serious harm to human bodies, so that the manually selected workshop is one of the most main occurrence places of occupational diseases in mining practitioners. Meanwhile, the labor intensity of manual ore impurity selection is high, the working efficiency is low, the treatment capacity in unit time is limited, and if the excessive flow in unit time is increased, the error picking is easy to cause. In addition, the manual impurity selection also has great potential safety hazard, is liable to smash the injury hand and foot in the handling.
Disclosure of Invention
One of the purposes of the invention is to provide an ore impurity sorting process, which organically combines an image recognition device with an impurity sorting device to realize full-automatic impurity removal according to the specific environment and technical requirements of an impurity sorting workshop, breaks the defects of the traditional manual sorting process, saves a large amount of manpower, material resources and financial resources, and improves the ore quality; another object of the present invention is to provide a fully automatic ore impurity sorting apparatus to solve the technical problems set forth in the background art.
In order to achieve the above purpose, the specific technical scheme adopted by the invention is as follows:
the ore impurity sorting process is characterized by comprising the following steps of:
s1: after the materials are subjected to primary screening, the materials are sent into an ore sorting conveyer belt through an ore feeding conveyer belt to carry out impurity sorting operation;
s2: the materials firstly enter a material sorting device to be flattened, sequenced and sorted under the action of an ore sorting conveyer belt, then are sent to an image recognition device, the image recognition device distinguishes impurities mixed in ores according to shot material images, and image data are transmitted to an external controller;
s3: the external controller controls a moving mechanism in the impurity sorting device to move to the feeding section along a closed circulating guide rail of the impurity sorting device, and the impurity grabbing mechanism is positioned by utilizing a lifting mechanism of the impurity sorting device;
s4: the ore sorting conveyer belt continuously conveys materials to a preset area, and the impurity grabbing mechanism executes grabbing actions on the identified impurities;
s5: after grabbing the impurities, controlling the moving mechanism to move to the blanking section along the closed circulating guide rail, and then controlling the impurity grabbing mechanism to loosen the sorted impurities, wherein the impurities are removed through the impurity chute.
Based on the foregoing description, the invention also discloses full-automatic ore impurity sorting equipment, which is characterized in that: the device comprises an ore feeding conveyor belt, an ore sorting conveyor belt and an impurity chute, wherein a material arranging device, an image recognition device and an impurity sorting device are sequentially arranged along the conveying direction of the ore sorting conveyor belt; wherein: the impurity sorting device comprises a closed circulating guide rail arranged between the ore sorting conveyor belt and the impurity chute, wherein the closed circulating guide rail is in an ascending trend and is provided with at least two sections of horizontal sections, at least one section of horizontal section is used as a feeding section to be matched with the ore sorting conveyor belt, the other sections of horizontal section are used as discharging sections to be matched with the impurity chute, at least two moving mechanisms are further arranged on the closed circulating guide rail, and each moving mechanism is provided with an impurity grabbing mechanism through a lifting mechanism.
Further, the moving mechanism comprises a wheel frame, two groups of guide wheels are arranged in the wheel frame corresponding to the closed circulating guide rail up and down, and at least one guide wheel is used as a driving wheel and driven by a motor.
Furthermore, the motor is arranged on the wheel frame and is in transmission connection with the driving wheel through a belt transmission mechanism, the closed type circulating guide rail is supported by the guide rail frame, and an avoidance gap for avoiding the guide rail frame in the advancing process is reserved on the wheel frame.
Still further, impurity snatchs the mechanism and includes the mount pad, the below of going up the mount pad is connected with down the mount pad through the link the both sides of mount pad are articulated respectively and are had a tongs down, every the outside of tongs is articulated respectively has a flexible jar, every flexible jar the end respectively with it is articulated to go up the mount pad.
Further, each gripper is formed by arranging a plurality of gripping fingers along the width direction of the ore sorting conveyer belt, and gripping teeth are arranged on the inner side of each gripping finger.
Still further, reason material device includes the reason material passageway that forms by two reason flitch, reason material passageway is followed ore sorting conveyer belt's direction of delivery tightens up gradually, and still install the broach board through the torsional spring pivot in reason material passageway, the broach board is used for spreading the material.
Still further, the area face of ore sorting conveyer belt adopts transparent material to make, image recognition device is including being used for gathering the last camera lens of material overlook image and being used for gathering the lower camera lens of material looks up the image, corresponds go up the image acquisition region of camera lens is provided with the lighting fixture, corresponds the image acquisition region of camera lens is provided with down the lighting fixture.
Still further, go up the camera lens with go up the lighting fixture through last focal length adjustment mechanism setting is in the top of ore sorting conveyer belt, down the camera lens with down the lighting fixture through lower focal length adjustment mechanism setting is in the below of ore sorting conveyer belt.
Still further still be provided with flat negative pressure suction hood between ore material loading conveyer belt with the ore is selected separately the conveyer belt, the negative pressure suction hood passes through the dust absorption pipeline and connects on the dust collection box.
Compared with the prior art, the invention has the remarkable effects that:
(1) Aiming at the specific environment and technical requirements of an impurity sorting workshop, the invention organically combines the image recognition device with the impurity sorting device to realize full-automatic impurity removal, breaks the defects of the traditional manual sorting process, saves a great amount of manpower, material resources and financial resources, improves the ore quality, and avoids the mine production stopping accident caused by the fault of the crusher because the impurities are discharged in advance; in addition, impurities do not pass through a water washing system, secondary dirt is not generated, the load of the water washing system is reduced, the subsequent flotation cost is reduced, and the method is suitable for production of mining enterprises of various scales;
(2) The invention uses the image recognition device to replace manual naked eye selection, and can basically overcome the error picking of ores even under the condition of large overflow in unit time, thereby ensuring the production efficiency and reducing the economic loss caused by the error picking and having better use effect;
(3) The impurity sorting device can replace manual sorting operation, and can realize unattended automatic sorting in the operation process, thereby avoiding potential safety hazards caused by manual sorting of impurities in traditional mining enterprises;
(4) Adopt the closed circulation guide rail cooperation moving mechanism who is the trend of rising to realize impurity transportation, not only be favorable to the layering overall arrangement of ore sorting conveyer belt to practice thrift the space, can cover the width scope of ore sorting conveyer belt moreover, in order to avoid leaking to choose, compare in traditional multiaxis arm simultaneously, the structure is simpler, the cost of manufacture is cheap, and can select separately the conveyer belt according to the ore and set up moving mechanism quantity according to unit time excessive flow selectivity, the flexibility is high, and application scene is extensive.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a process flow diagram of a mineral impurity separation process in an embodiment I;
FIG. 2 is a perspective view (I) of a fully automatic ore impurity sorting apparatus according to the first embodiment;
FIG. 3 is a front view of a fully automated ore impurity sorting apparatus according to a first embodiment;
fig. 4 is a perspective view (two) of a fully automatic ore impurity classifying apparatus according to the first embodiment;
a perspective view (III) of the fully automatic ore impurity sorting apparatus in the first embodiment of FIG. 5;
FIG. 6 is an enlarged view of a portion A of FIG. 5;
FIG. 7 is a left side view of a fully automated ore impurity sorting apparatus according to embodiment one;
FIG. 8 is a right side view of a fully automated ore impurity sorting apparatus according to embodiment one;
fig. 9 is a schematic view (a) of a structure of an impurity sorting apparatus according to the first embodiment;
fig. 10 is a schematic structural view (second) of the impurity sorting apparatus according to the first embodiment;
fig. 11 is a schematic structural view (a) of an impurity capturing mechanism in the first embodiment;
fig. 12 is a schematic structural view (two) of an impurity capturing mechanism in the first embodiment;
fig. 13 is a perspective view (one) of a fully automatic ore impurity classifying apparatus according to the second embodiment;
fig. 14 is a perspective view (one) of a fully automatic ore impurity classifying apparatus according to the second embodiment;
the drawing is marked: the dust collector comprises a 1-ore feeding conveyor belt, a 2-ore sorting conveyor belt, a 3-impurity chute, a 4-sorting device, a 5-image recognition device, a 6-impurity sorting device, a 601-closed circulating guide rail, a 6011-feeding section, a 6012-discharging section, a 602-moving mechanism, a 603-lifting mechanism, a 604-impurity grabbing mechanism, a 6021-wheel frame, a 6022-guide wheel, a 6023-motor, a 6024-belt transmission mechanism, a 6025-avoidance gap, a 605-guide rail frame, a 6041-upper mounting seat, a 6042-connecting frame, a 6043-lower mounting seat, a 6044-gripper, a 6045-telescopic cylinder, a 6046-gripper finger, a 6047-gripper tooth, a 401-sorting plate, a 402-sorting channel, a 403-comb plate, a 501-upper shooting lens, a 502-lower shooting lens, a 503-upper lamp holder, a 504-lower lamp holder, a 505-upper focal length adjusting mechanism, a 506-lower focal length adjusting mechanism, a 5051-upper supporting sliding table, a 5052-upper lead screw, a 5053-upper sliding block, a 5061-lower supporting sliding table, a 5062-lower sliding table, a 5046-lower sliding table, a 509-negative pressure suction box and a dust collector box.
Detailed Description
In order to make the technical problems, technical solutions and advantages to be solved by the present invention more apparent, the following detailed description will be given with reference to the accompanying drawings and specific embodiments, it being understood that the specific embodiments described herein are merely illustrative of the present invention and are not intended to limit the present invention.
In the description of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention. Furthermore, in the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Fig. 1 shows a first embodiment of the invention: an ore impurity sorting process, comprising the steps of:
s1: after the materials are subjected to primary screening, the materials are sent into an ore sorting conveyer belt 2 through an ore feeding conveyer belt 1 to carry out impurity sorting operation;
s2: the materials enter a material sorting device 4 under the action of an ore sorting conveyer belt 2 for flattening, sorting and sorting, and then are sent to an image recognition device 5, the image recognition device 5 distinguishes impurities mixed in ores according to shot material images, and image data are transmitted to an external controller;
s3: the external controller controls the moving mechanism 602 in the impurity sorting device 6 to move along the closed circulating guide rail 601 to the feeding section 6011, and the impurity grabbing mechanism 604 is positioned by the lifting mechanism 603;
s4: the ore sorting conveyer belt 2 continues to convey the material to a predetermined area, and the impurity gripping mechanism 604 performs a gripping action on the identified impurity;
s5: after grabbing the impurities, the moving mechanism 602 is controlled to move to the blanking section 6012 along the closed circulating guide rail 601, and then the impurity grabbing mechanism 604 is controlled to loosen the separated impurities, and the impurities are removed through the impurity chute 3.
Referring to fig. 2 to 12, based on the foregoing description, the embodiment further discloses a full-automatic ore impurity sorting device, which includes an ore loading conveyor belt 1, an ore sorting conveyor belt 2, and an impurity chute 3, wherein a material sorting device 4, an image recognition device 5, and an impurity sorting device 6 are sequentially arranged along the conveying direction of the ore sorting conveyor belt 2; wherein: the impurity sorting device 6 comprises a closed type circulating guide rail 601 arranged between the ore sorting conveying belt 2 and the impurity chute 3, the closed type circulating guide rail 601 is in an ascending trend and is provided with at least two horizontal sections, at least one horizontal section is used as a feeding section 6011 to be matched with the ore sorting conveying belt 2, the other horizontal sections are used as discharging sections 6012 to be matched with the impurity chute 3, at least two moving mechanisms 602 are further arranged on the closed type circulating guide rail 601, and each moving mechanism 602 is provided with an impurity grabbing mechanism 604 through a lifting mechanism 603.
Referring to fig. 11 and 12, in the embodiment, the moving mechanism 602 includes a wheel frame 6021, two sets of guide wheels 6022 are disposed in the wheel frame 6021 up and down corresponding to the closed circulation rail 601, and at least one guide wheel 6022 is used as a driving wheel and driven by a motor 6023. Preferably, the motor 6023 is arranged on the wheel frame 6021 and is in transmission connection with the driving wheel through a belt transmission mechanism 6024. It will be appreciated that in this embodiment, the moving mechanism 602 is configured to supply power through a contact net and a pantograph, that is, the contact net is disposed in a guide rail, and the pantograph is disposed in the wheel frame 6021. In other embodiments, power to the mobile device may be provided in other ways, such as wireless power transfer technology, conductive slip ring technology, and so forth.
As can be seen from fig. 9 and 10, the closed circulation guide 601 is supported above the ore sorting conveyor 2 by a guide frame 605, and a avoiding gap 6025 for avoiding the guide frame 605 during traveling is reserved on the wheel frame 6021. In this embodiment, the closed circulation guide 601 is square ring, that is, has two horizontal sections, the horizontal section of the lower section is used as the feeding section 6011 to be matched with the ore sorting conveyor 2, and the horizontal section of the lower section is used as the discharging section 6012 to be matched with the impurity chute 3. Preferably, in order to facilitate the collection of impurities, an impurity recovery box 9 is connected to the outlet of the impurity chute 3.
As shown in fig. 11 and 12, specifically, the impurity grabbing mechanism 604 includes an upper mounting base 6041, a lower mounting base 6043 is connected below the upper mounting base 6041 through a connecting frame 6042, two sides of the lower mounting base 6043 are respectively hinged with a gripper 6044, an outer side of each gripper 6044 is respectively hinged with a telescopic cylinder 6045, and an end of each telescopic cylinder 6045 is respectively hinged with the upper mounting base 6041. In order to improve the stability of impurity grabbing, each of the grippers 6044 is composed of a plurality of gripping fingers 6046 arranged in the width direction of the ore sorting conveyor 2, and gripping teeth 6047 are provided on the inner side of each gripping finger 6046.
As shown in fig. 5, the material sorting device 4 includes a material sorting channel 402 formed by two material sorting plates 401, the material sorting channel 402 is gradually tightened along the conveying direction of the ore sorting conveyer belt 2, and a comb plate 403 is further installed in the material sorting channel 402 through a torsion spring rotating shaft, and the comb plate 403 is used for flattening materials. Ore materials entering the image recognition device 5 are tidied in advance through the material tidying device 4 so as to ensure that the ore materials can orderly enter the recognition area of the image recognition device 5, thereby improving the accuracy of image recognition and avoiding the follow-up occurrence of impurity missing picking. Meanwhile, since the material has already undergone sorting before entering the grabbing area of the impurity sorting device 6, the impurity grabbing mechanism 604 is further facilitated to accurately grab the impurities identified by the image identifying device 5.
Referring to fig. 5 to 7, in this embodiment, the belt surface of the ore sorting conveyor belt 2 is made of a transparent material, the image recognition device 5 includes an upper photographing lens 501 for collecting a top view image of a material and a lower photographing lens 502 for collecting a bottom view image of the material, an upper lamp holder 503 is disposed corresponding to an image collecting area of the upper photographing lens 501, and a lower lamp holder 504 is disposed corresponding to an image collecting area of the lower photographing lens 502. Through the upper photographing lens 501, the lower photographing lens 502, the transparent belt surface, the upper lamp bracket 503 and the lower lamp bracket 504, comprehensive acquisition of upward images and overlooking images of ore materials can be realized, and the image analysis result is ensured to be more accurate so as to improve the precision of the image recognition device 5; in addition, the upper focal length adjusting mechanism 505 and the lower focal length adjusting mechanism 506 can respectively increase the focal length adjusting ranges of the upper photographing lens 501 and the lower photographing lens 502, so as to meet the requirements of various different application scenes.
As shown in fig. 6 and 7, specifically, the upper focal length adjusting mechanism 505 includes an upper support sliding table 5051, an upper screw rod 5052 penetrates through the upper support sliding table 5051, the upper screw rod 5052 is driven by an upper adjusting motor 6023, an upper sliding block 5053 is further connected to the upper support sliding table 5051 in a sliding manner, and an upper photographing lens 501 and an upper lamp bracket 503 are mounted on the upper sliding block 5053; the lower focal length adjusting mechanism 506 includes a lower support sliding table 5061, a lower lead screw 5062 is penetrated in the lower support sliding table 5061, the lower lead screw 5062 is driven by a lower adjusting motor 6023, a lower sliding block 5063 is further connected to the lower support sliding table 5061 in a sliding manner, and a lower photographing lens 502 and a lower lamp holder 504 are mounted on the lower sliding block 5063.
As can be seen from fig. 2, 3, 4, 5 and 8, in order to reduce dust generated in the ore material conveying process, the cleanliness of the impurity sorting workshop is improved, a flat negative pressure dust hood 7 is further arranged between the ore loading conveyor belt 1 and the ore sorting conveyor belt 2, and the negative pressure dust hood 7 is connected to the dust box 8 through a dust collection pipeline.
Fig. 13 to 14 show a second embodiment of the present invention, in which, with respect to the first embodiment, the closed circulation rail 601 is in a square ring shape, and the inner ring space is used for the ore sorting conveyor 2 to penetrate. In particular, the closed circulation rail 601 has two horizontal sections, but unlike the implementation, the horizontal section of the upper section of the closed circulation rail 601 is adapted as a loading section 6011 to the ore sorting conveyor 2, and the horizontal section of the lower section of the closed circulation rail 601 is adapted as a discharging section 6012 to the impurity chute 3. In this embodiment, since the blanking section 6012 is located below the belt surface of the ore sorting conveyer belt 2, the impurity chute 3 and the impurity recovery box 9 can be integrated in the frame of the ore sorting conveyer belt 2 to further improve the equipment integration level, thereby reducing the space occupation for the impurity sorting shop.
In summary, the image recognition device 5 and the impurity sorting device 6 are organically combined to realize full-automatic impurity removal aiming at the specific environment and technical requirements of an impurity sorting workshop, so that the defects of the traditional manual sorting process are overcome, a large amount of manpower, material resources and financial resources are saved, the ore quality is improved, and the mine production stopping accidents caused by the faults of the crusher are avoided because the impurities are discharged in advance; in addition, impurities do not pass through a water washing system, secondary dirt is not generated, the load of the water washing system is reduced, the subsequent flotation cost is reduced, and the method is suitable for production of mining enterprises of various scales; the invention uses the image recognition device 5 to replace manual naked eye selection, and can basically overcome the error picking of ores even under the condition of large overflow rate in unit time, thereby ensuring production efficiency and reducing economic loss caused by error picking and having better use effect; the impurity sorting device 6 can replace manual sorting operation, and can realize unattended automatic sorting in the operation process, thereby avoiding potential safety hazards caused by manual sorting of impurities in traditional mining enterprises; adopt the closed circulation guide 601 that is the rising trend to cooperate shifter 602 to realize impurity transportation, not only be favorable to ore sorting conveyer belt 2's layering overall arrangement, thereby practice thrift the space, can cover ore sorting conveyer belt 2's width scope moreover, in order to avoid missing to choose, simultaneously compare in traditional multiaxis arm, the structure is simpler, the cost of manufacture is cheap, and can select separately conveyer belt 2's unit time overflow selectivity setting shifter 602 quantity according to the ore, the flexibility is high, and application scene is extensive.
Finally, it should be noted that the above-mentioned technical solution is only a preferred embodiment of the present invention, and it should be understood that the scope of the present invention is not limited thereto, and those skilled in the art can understand all or part of the procedures for implementing the above-mentioned embodiment, and still fall within the scope of the present invention according to the equivalent changes made in the claims.
Claims (10)
1. An ore impurity sorting process is characterized by comprising the following steps:
s1: after the materials are subjected to primary screening, the materials are sent into an ore sorting conveyer belt through an ore feeding conveyer belt to carry out impurity sorting operation;
s2: the materials firstly enter a material sorting device to be flattened, sequenced and sorted under the action of an ore sorting conveyer belt, then are sent to an image recognition device, the image recognition device distinguishes impurities mixed in ores according to shot material images, and image data are transmitted to an external controller;
s3: the external controller controls a moving mechanism in the impurity sorting device to move to the feeding section along a closed circulating guide rail of the impurity sorting device, and the impurity grabbing mechanism is positioned by utilizing a lifting mechanism of the impurity sorting device;
s4: the ore sorting conveyer belt continuously conveys materials to a preset area, and the impurity grabbing mechanism executes grabbing actions on the identified impurities;
s5: after grabbing the impurities, controlling the moving mechanism to move to the blanking section along the closed circulating guide rail, and then controlling the impurity grabbing mechanism to loosen the sorted impurities, wherein the impurities are removed through the impurity chute.
2. A fully automatic ore impurity sorting apparatus for use in the ore impurity sorting process of claim 1, characterized in that: the device comprises an ore feeding conveyor belt, an ore sorting conveyor belt and an impurity chute, wherein a material arranging device, an image recognition device and an impurity sorting device are sequentially arranged along the conveying direction of the ore sorting conveyor belt; wherein: the impurity sorting device comprises a closed circulating guide rail arranged between the ore sorting conveyor belt and the impurity chute, wherein the closed circulating guide rail is in an ascending trend and is provided with at least two sections of horizontal sections, at least one section of horizontal section is used as a feeding section to be matched with the ore sorting conveyor belt, the other sections of horizontal section are used as discharging sections to be matched with the impurity chute, at least two moving mechanisms are further arranged on the closed circulating guide rail, and each moving mechanism is provided with an impurity grabbing mechanism through a lifting mechanism.
3. The fully automatic ore impurity sorting apparatus of claim 2, wherein: the moving mechanism comprises a wheel frame, two groups of guide wheels are arranged in the wheel frame corresponding to the closed circulating guide rail up and down, and at least one guide wheel is used as a driving wheel and driven by a motor.
4. A fully automatic ore impurity sorting apparatus according to claim 3, characterised in that: the motor is arranged on the wheel frame and is in transmission connection with the driving wheel through a belt transmission mechanism, the closed type circulating guide rail is supported by the guide rail frame, and an avoidance gap for avoiding the guide rail frame in the running process is reserved on the wheel frame.
5. The fully automatic ore impurity sorting apparatus according to any one of claims 2 to 4, characterized in that: the impurity grabbing mechanism comprises an upper mounting seat, a lower mounting seat is connected to the lower side of the upper mounting seat through a connecting frame, two sides of the lower mounting seat are respectively hinged with a gripper, the outer side of each gripper is respectively hinged with a telescopic cylinder, and the tail end of each telescopic cylinder is respectively hinged with the upper mounting seat.
6. The fully automatic ore impurity sorting apparatus of claim 5, wherein: each gripper consists of a plurality of gripping fingers which are arranged along the width direction of the ore sorting conveyer belt, and gripping teeth are arranged on the inner sides of the gripping fingers.
7. The fully automatic ore impurity sorting apparatus of claim 1 or 6, characterized in that: the material sorting device comprises a material sorting channel formed by two material sorting plates, the material sorting channel is gradually tightened along the conveying direction of the ore sorting conveying belt, and a comb plate is further arranged in the material sorting channel through a torsion spring rotating shaft and used for flattening materials.
8. The fully automatic ore impurity sorting apparatus of claim 7, wherein: the ore sorting conveyer belt is characterized in that the belt surface of the ore sorting conveyer belt is made of transparent materials, the image recognition device comprises an upper shooting lens for collecting overlooking images of materials and a lower shooting lens for collecting upward-looking images of the materials, an upper lamp holder is arranged in an image collecting area corresponding to the upper shooting lens, and a lower lamp holder is arranged in an image collecting area corresponding to the lower shooting lens.
9. The fully automatic ore impurity sorting apparatus of claim 8, wherein: the upper shooting lens and the upper lamp holder are arranged above the ore sorting conveyer belt through an upper focal length adjusting mechanism, and the lower shooting lens and the lower lamp holder are arranged below the ore sorting conveyer belt through a lower focal length adjusting mechanism.
10. The fully automatic ore impurity sorting apparatus of claim 2 or 9, characterized in that: a flat negative pressure dust hood is further arranged between the ore feeding conveyor belt and the ore sorting conveyor belt, and the negative pressure dust hood is connected to the dust collection box through a dust collection pipeline.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117252784A (en) * | 2023-11-16 | 2023-12-19 | 肇庆市大正铝业有限公司 | Automatic sorting system for reclaimed aluminum alloy raw materials |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117252784A (en) * | 2023-11-16 | 2023-12-19 | 肇庆市大正铝业有限公司 | Automatic sorting system for reclaimed aluminum alloy raw materials |
| CN117252784B (en) * | 2023-11-16 | 2024-04-02 | 肇庆市大正铝业有限公司 | Automatic sorting system for reclaimed aluminum alloy raw materials |
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