CN114833091B - Gangue separation device for intelligent gangue separation - Google Patents
Gangue separation device for intelligent gangue separation Download PDFInfo
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- CN114833091B CN114833091B CN202210451098.7A CN202210451098A CN114833091B CN 114833091 B CN114833091 B CN 114833091B CN 202210451098 A CN202210451098 A CN 202210451098A CN 114833091 B CN114833091 B CN 114833091B
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- gangue
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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
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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
- B07C5/36—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
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Abstract
The invention relates to the field of gangue separation, in particular to a gangue separation device for intelligent gangue separation, which comprises: the device comprises a bracket, a conveying belt and a separating mechanism, wherein the conveying belt is arranged at the upper end of the bracket in a transmission way and is used for conveying raw coal; the separation mechanism is internally provided with a mounting seat which is fixedly arranged on one side of the tail end of the conveying belt, the upper end of the mounting seat is provided with a sloping plate, and a plurality of ejection units for separating coal gangue are arranged on the sloping plate; through setting up the gangue impact separation in the raw coal of ejection unit, separate for using manipulator or high pressure air nozzle, its structure is simpler, and equipment cost and follow-up maintenance cost are lower, and the coal gangue separation in-process is difficult for arousing the fly ash simultaneously, can not cause the phenomenon that fly ash drifts, can prevent the waste of fly ash, guarantees the cleanness of the nearby air of sorter simultaneously, provides a good operational environment for the staff.
Description
Technical Field
The invention relates to the field of gangue separation, in particular to a gangue separation device for intelligent gangue separation.
Background
The gangue separator mainly comprises a feeding mechanism, a conveying mechanism, a recognition mechanism, a control system, a separation executing mechanism and other main systems. Raw coal is conveyed to a feeding mechanism through a raw coal belt, the feeding mechanism carries out screening, so that massive materials enter a conveying mechanism, the conveying mechanism stably conveys massive raw materials to the lower part of a recognition mechanism, and meanwhile, the raw materials are scattered by utilizing the speed of a conveying belt, so that accumulation is avoided; the identification mechanism is an X-ray transmitting device positioned above the conveyor belt and an X-ray receiving device positioned below the conveyor belt; the control system processes the X-ray signals received by the receiver to distinguish different materials such as coal, gangue, wood blocks and the like, and sends a rejection instruction to the separation executing mechanism; the separation executing mechanism eliminates the eliminated materials according to the instruction of the control system.
At present, a separating and executing mechanism of the coal gangue is mainly a manipulator or a high-pressure air nozzle. The identified removed boring clamps can be taken out by the manipulator for separation, but the manipulator has higher preparation cost and subsequent maintenance cost, thereby increasing the burden of merchants and being not beneficial to popularization and use; the high-pressure air nozzle mainly washes away the removed materials through the high-pressure gas provided by the high-pressure gas storage tank, the structure is simple, the equipment cost is low, a certain amount of fly ash is attached to raw coal to be separated, when the high-pressure gas sprays to remove coal gangue, the fly ash is simultaneously stirred up and scattered in the air, the waste of the fly ash can be caused, the air nearby the sorting machine can be seriously polluted, and the physical health of workers is influenced.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a coal gangue separating device for intelligent separation of coal gangue.
The technical scheme adopted for solving the technical problems is as follows: a gangue separator for gangue intelligent separation includes:
the conveying belt is arranged at the upper end of the bracket in a transmission way and is used for conveying raw coal;
the separating mechanism is internally provided with a mounting seat, the mounting seat is fixedly mounted on one side of the tail end of the conveying belt, the upper end of the mounting seat is provided with a sloping plate, and the sloping plate is provided with a plurality of ejection units for separating coal gangue.
Further, a queuing mechanism is arranged at the top of the support, the queuing mechanism comprises a top plate fixedly arranged on the top surface of the support, a plurality of guide plates are fixedly arranged on the bottom surface of the top plate, a plurality of guide plates are arranged on the surface of the conveying belt in a group-by-group mode to form a plurality of conveying channels, and the conveying channels correspond to the ejection units one by one.
Further, the guide plates comprise a front inclined guide part and a rear flat guide part, and a V-shaped guide opening is formed between the two guide plates through the front inclined guide parts.
Further, the inside top of conveying passageway is provided with by preceding backward gradually downward sloping's paving board, the both sides of paving board upper end are all fixed mounting has the connecting axle, and both sides the connecting axle movable mounting respectively in two on the deflector, the downside fixed mounting of deflector top surface has first go-between, the bottom surface fixed mounting of roof has the second go-between, first go-between with install first spring between the second go-between.
Further, the ejection unit comprises a first sliding sleeve and a second sliding sleeve, the first sliding sleeve and the second sliding sleeve are fixedly arranged on the top surface of the inclined plate from bottom to top, an ejection rod is movably inserted between the first sliding sleeve and the second sliding sleeve, a rack is arranged on one side of the middle of the ejection rod, a rotating shaft movably arranged on the inclined plate is arranged on one side of the rack, an L-shaped frame is fixedly arranged on the bottom surface of the inclined plate below the rotating shaft, a motor in transmission connection with the bottom end of the rotating shaft is fixedly arranged on the L-shaped frame, a gear lack wheel in meshed transmission connection with the rack is fixedly arranged on the top end of the rotating shaft, a second limiting plate fixedly arranged on the ejection rod is arranged on the rear side of the gear lack wheel, and a second spring arranged between the second limiting plate and the second sliding sleeve is movably sleeved on the ejection rod.
Further, a first limiting plate fixedly mounted on the ejection rod is arranged on the front side of the gear lack.
Furthermore, a buffer head is fixedly arranged at the front end of the ejection rod.
Further, a buckle mechanism for limiting and fixing the ejection rod is arranged on the inclined plate, the buckle mechanism comprises a driving gear, a transmission gear, a driven gear and a lifting slide hole, the lifting slide hole is arranged on the inclined plate and is positioned below the ejection rod, a limiting plate is inserted into the upper end of the lifting slide hole in a sliding manner, a lifting rod extending to the bottom surface of the inclined plate is fixedly arranged at the bottom end of the limiting plate, a third spring is movably sleeved at the upper end of the lifting rod, and a disc is fixedly arranged at the bottom end of the lifting rod; the driving gear is fixedly arranged on the rotating shaft, the transmission gear and the driven gear are movably arranged on the bottom surface of the inclined plate, the transmission gear is in meshed transmission connection between the driving gear and the driven gear, a first trapezoid supporting block is fixedly arranged on the outer ring of the bottom surface of the driven gear, and a second trapezoid supporting block is fixedly arranged on the outer ring of the top surface of the disc.
Further, be provided with a plurality of edges in the swash plate the spacing groove of lifter circumference distribution, the outer lane fixed mounting of lifter has a plurality of edges circumference distribution's stopper, and a plurality of stopper one-to-one slip cartridge is in a plurality of in the spacing groove.
Further, the lower extreme of second limiting plate right flank is provided with first arc chamfer, the upper end of limiting plate left flank is provided with the second arc chamfer.
The invention has the beneficial effects that:
(1) According to the gangue separation device for intelligent gangue separation, disclosed by the invention, the gangue in raw coal is impacted and separated by arranging the ejection unit, compared with the separation by using a mechanical arm or a high-pressure air nozzle, the gangue separation device is simpler in structure, lower in equipment cost and subsequent maintenance cost, meanwhile, fly ash is not easy to excite in the gangue separation process, the phenomenon that the fly ash is scattered is avoided, the waste of the fly ash can be prevented, the cleaning of air nearby a separator is ensured, and a good working environment is provided for workers.
(2) According to the gangue separation device for intelligent gangue separation, raw coals on the conveying belt are arranged into the plurality of queues through the queuing mechanism, so that the raw coals are orderly arranged, and the ejection unit is arranged at the tail end of each queue, so that the raw coals in the plurality of queues on the conveying belt can be separated conveniently, and the gangue separation efficiency is improved.
(3) According to the gangue separation device for intelligent gangue separation, the ejection unit is limited and fixed after storing force by the buckle mechanism, so that the ejection unit is in a state to be excited at any time, the reaction speed of the ejection unit during separation can be improved, enough reaction time is ensured to eject and separate the screened and identified gangue, and the separation effect of the gangue is ensured.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of the overall structure of a preferred embodiment of a gangue separator for intelligent gangue separation according to the present invention;
FIG. 2 is a bottom view of the queuing mechanism shown in FIG. 1;
FIG. 3 is a side cross-sectional view of the queuing mechanism shown in FIG. 1;
FIG. 4 is a schematic view of the separating mechanism shown in FIG. 1;
FIG. 5 is a side cross-sectional view of the separation mechanism shown in FIG. 1;
FIG. 6 is an enlarged schematic view of the structure at A of FIG. 5;
FIG. 7 is a schematic view of the structure of the two trapezoid abutting blocks shown in FIG. 5 when abutting against each other;
in the figure: 1. a bracket; 2. a conveyor belt; 3. a queuing mechanism; 31. a top plate; 32. a guide plate; 321. a straight guide portion; 322. an inclined guide part; 33. a conveying channel; 34. spreading and paving; 35. a connecting shaft; 36. a first connection ring; 37. a second connecting ring; 38. a first spring; 4. a separation mechanism; 41. a mounting base; 42. a sloping plate; 43. an ejection unit; 431. a first sliding sleeve; 432. the second sliding sleeve; 433. an ejector rod; 434. a rack; 435. a gear-missing; 436. a first limiting plate; 437. A second limiting plate; 438. a second spring; 439. a buffer head; 4310. an L-shaped frame; 4311. a motor; 4312. a rotating shaft; 5. a buckle mechanism; 51. a limiting plate; 52. a drive gear; 53. a transmission gear; 54. a driven gear; 55. lifting slide holes; 56. a third spring; 57. a limit groove; 58. a limiting block; 59. a lifting rod; 510. a disc; 511. a first trapezoid supporting block; 512. a second trapezoid supporting block; 513. a first arc chamfer; 514. and a second arc chamfer.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1 to 7, the gangue separation device for intelligent gangue separation according to the present invention comprises: the coal feeding device comprises a bracket 1, a conveying belt 2 and a separating mechanism 4, wherein the conveying belt 2 is arranged at the upper end of the bracket 1 in a transmission manner and is used for conveying raw coal; a mounting seat 41 is arranged in the separation mechanism 4, the mounting seat 41 is fixedly arranged on one side of the tail end of the conveying belt 2, an inclined plate 42 is arranged at the upper end of the mounting seat 41, and a plurality of ejection units 43 for separating coal gangue are arranged on the inclined plate 42; through setting up ejection unit 43 and striking the gangue in the raw coal and separating, for using manipulator or high pressure air nozzle to separate, its structure is simpler, and equipment cost and follow-up maintenance cost are lower, and the coal gangue is difficult for arousing the fly ash in the separation process simultaneously, can not cause the phenomenon that fly ash drifts, can prevent the waste of fly ash, guarantees the cleanness of the nearby air of sorter simultaneously, provides a good operational environment for the staff.
Specifically, a queuing mechanism 3 is disposed at the top of the support 1, the queuing mechanism 3 includes a top plate 31 fixedly mounted on the top surface of the support 1, a plurality of guide plates 32 are fixedly mounted on the bottom surface of the top plate 31, the plurality of guide plates 32 are arranged on the surface of the conveyor belt 2 in pairs to form a plurality of conveying channels 33, and the plurality of conveying channels 33 are in one-to-one correspondence with a plurality of ejection units 43; when the raw coal on the conveyor belt 2 is conveyed to pass through the queuing mechanism 3, the raw coal passes through the guide of the guide plates 32 and is arranged into a conveying line in each conveying channel 33, so that the raw coal is arranged more orderly, and the subsequent separation of the gangue in the raw coal by the ejection unit 43 is facilitated.
Specifically, the guide plate 32 includes a front inclined guide portion 322 and a rear flat guide portion 321, and two V-shaped guide openings are formed between the guide plates 32 by the front two inclined guide portions 322, and the V-shaped guide openings can gather and arrange each conveying channel 33, so that a certain distance is formed between each arranged raw coal conveying line, and the subsequent coal gangue screening and separation are facilitated.
Specifically, the inside top of conveying channel 33 is provided with by the gradual downward sloping of back paving plate 34 that moves forward, the both sides of paving plate 34 upper end are all fixed mounting connecting axle 35, and both sides connecting axle 35 respectively movable mounting is in two on the deflector 32, the downside fixed mounting of deflector 32 top surface has first go-between 36, the bottom surface fixed mounting of roof 31 has second go-between 37, first go-between 36 with install first spring 38 between the second go-between 37, paving plate 34 by the gradual downward sloping of back and move forward set up in certain altitude department above the conveyer belt 2 (the base of paving plate 34 is slightly higher than the height of raw coal piece, and specifically is looked at raw coal piece height and is confirmed), when the polylith raw coal piece is in pile up together on the conveyer belt 2, can lead to the raw coal pile height higher, therefore when raw coal pile transport passes through the below the paving plate 34, paving plate 34 can be with the raw coal piece of upper end spreading flat, thereby make gangue spread and the coal piece, the high side can be separated by the high impact on the paving plate 34, the high side can be greatly influenced by the high impact on the spreading plate 34, the large-size of spreading plate is greatly.
Specifically, the ejection unit 43 includes a first sliding sleeve 431 and a second sliding sleeve 432, the first sliding sleeve 431 and the second sliding sleeve 432 are fixedly installed on the top surface of the inclined plate 42 from bottom to top, an ejection rod 433 is movably inserted between the first sliding sleeve 431 and the second sliding sleeve 432, a rack 434 is disposed on one side of the middle of the ejection rod 433, a rotating shaft 4312 movably installed on the inclined plate 42 is disposed on one side of the rack 434, an L-shaped frame 4310 located below the rotating shaft 4312 is fixedly installed on the bottom surface of the inclined plate 42, a motor 4311 in transmission connection with the bottom end of the rotating shaft 4312 is fixedly installed on the L-shaped frame 4310, a gear-lack wheel 435 in meshed transmission connection with the rack 434 is fixedly installed on the top end of the rotating shaft 4312, a second limiting plate 437 fixedly installed on the ejection rod 433 is disposed on the rear side of the gear-lack wheel 435, and a second spring 438 is movably sleeved on the ejection rod 433 and located between the second limiting plate 437 and the second sliding sleeve 432; the motor 4311 is controlled and linked by a control system of the gangue separator, the control system is connected with an identification system signal installed above and below the conveyor belt 2, the identification system is installed above and below each raw coal conveyor line on the conveyor belt 2, the gangue conveyor belt is installed below the conveyor belt 2, and the coal conveyor belt is installed below the sloping plate 42; during sorting, the conveyor belt 2 conveys raw coal, the control system controls the motor 4311 to be started, and further, the rotation shaft 4312 and the gear lack 435 are driven to rotate, the gear lack 435 drives the rack 434 to move rightward during the rotation, and then drives the ejector rod 433 to move rightward for a certain distance, at this time, the second spring 438 is compressed and contracted, the ejector rod 433 is in a state to be excited, when the recognition system detects the gangue on the conveyer belt 2, the control system judges the time for conveying the gangue to the tail end of the conveyer belt 2 according to the feeding speed of the conveyer belt 2 and the position of the detected gangue, when coal gangue flies from the tail end of the conveying belt 2, the control system controls the motor 4311 to be started again, and drives the gear lack 435 to rotate continuously, so that the gear lack position on the gear lack 435 faces the rack 434, at the moment, the pinion 435 is separated from the rack 434, does not drive and limit the rack 434 any more, the ejection rod 433 is rapidly ejected and reset under the action of the reset elastic force of the second spring 438, and the gangue is impacted onto the gangue conveyor belt through the end head of the ejection rod 433, and the coal falls onto the coal conveyor belt under the action of gravity and the conveying inertia of the conveyor belt 2, so as to separate the coal gangue from the coal, and simultaneously the gear lack 435 is driven by the motor 4311 to continuously rotate until the gear lack part passes through the rack 434, the pinion 435 is engaged with the rack 434 again, drives the rack 434 and the ejection lever 433 to the right, so that the ejection rod 433 is in the state to be excited again and is reserved for separating the gangue for the next time.
Specifically, a first limiting plate 436 fixedly mounted on the ejection rod 433 is disposed on the front side of the gear-lack 435, when the ejection rod 433 is ejected and reset, the left side of the first limiting plate 436 abuts against one end of the first sliding sleeve 431, so as to limit and stop the ejection rod 433, limit the reset stroke of the ejection rod 433, prevent excessive reset, and ensure that the gear-lack 435 rotating for one turn can be meshed with the rack 434 again for transmission.
Specifically, the front end fixed mounting of ejection rod 433 has buffer head 439, can be in ejection rod 433 is right the gangue is cushioned when striking, prevents that ejection rod 433's impact force from smashing the gangue and splashing for the gangue can be hit and fly to the gangue conveyer belt, improves the security when gangue separation simultaneously, is difficult for appearing the rubble and splashes the condition that hurts the people.
Specifically, the sloping plate 42 is provided with a buckle mechanism 5 for limiting and fixing the ejection rod 433, the buckle mechanism 5 comprises a driving gear 52, a transmission gear 53, a driven gear 54 and a lifting slide hole 55, the lifting slide hole 55 is arranged on the sloping plate 42 and is positioned below the ejection rod 433, the upper end of the lifting slide hole 55 is slidably inserted with a limiting plate 51, the bottom end of the limiting plate 51 is fixedly provided with a lifting rod 59 extending to the bottom surface of the sloping plate 42, the upper end of the lifting rod 59 is movably sleeved with a third spring 56, and the bottom end of the lifting rod 59 is fixedly provided with a disc 510; the driving gear 52 is fixedly arranged on the rotating shaft 4312, the transmission gear 53 and the driven gear 54 are movably arranged on the bottom surface of the inclined plate 42, the transmission gear 53 is in meshed transmission connection between the driving gear 52 and the driven gear 54, a first trapezoid supporting block 511 is fixedly arranged on the outer ring of the bottom surface of the driven gear 54, a second trapezoid supporting block 512 is fixedly arranged on the outer ring of the top surface of the disc 510, a first arc-shaped chamfer 513 is arranged at the lower end of the right side surface of the second limiting plate 437, and a second arc-shaped chamfer 514 is arranged at the upper end of the left side surface of the limiting plate 51; wherein the diameters and the number of teeth of the driving gear 52 and the driven gear 54 are the same, so that the rotation angular velocity and the number of turns are the same; when the ejector rod 433 moves rightward, the second limiting plate 437 moves rightward synchronously, when the lower end of the right side surface of the second limiting plate 437 abuts against the upper end of the left side surface of the limiting plate 51, as the second limiting plate 437 moves rightward gradually, the limiting plate 51 is pushed down by the first arc chamfer 513 and the second arc chamfer 514, and the third spring 56 contracts, and when the second limiting plate 437 passes through the limiting plate 51 completely, the limiting plate 51 moves upward under the action of the restoring spring force of the third spring 56, so that the left side of the second limiting plate 437 is blocked, and the right movement and the restoration of the second limiting plate 437 are prevented, and meanwhile, the trapezoidal inclined surfaces of the first trapezoidal abutting block 511 and the second trapezoidal abutting block 512 abut against each other, and then the motor 4311 is turned off, so that the ejector rod 433 is in a state to be excited; when the coal gangue needs to be separated, the motor 4311 is started again, the rotating shaft 4312 and the gear lack 435 are driven to rotate, so that the gear lack 435 is separated from the rack 434, meanwhile, the rotating shaft 4312 drives the driving gear 52 to rotate, the driving gear 52 synchronously drives the driven gear 54 to rotate through the transmission gear 53, further, the first trapezoid abutting block 511 is driven to do circular motion on the bottom surface of the driven gear 54, the first trapezoid abutting block 511 enables the second trapezoid abutting block 512 to move downwards in a abutting manner through a trapezoid inclined plane in the moving process, the disc 510 is further enabled to move downwards, the limiting plate 51 is pulled downwards through the lifting rod 59, the limiting plate 51 does not limit the second limiting plate 437 any more, at this time, the ejection rod 433 is fast ejected to reset under the reset elastic force of the second spring 438, and coal gangue is impacted onto the coal gangue conveying belt through the end of the ejection rod 433.
Specifically, a plurality of limit grooves 57 distributed along the circumference of the lifting rod 59 are formed in the inclined plate 42, a plurality of limit blocks 58 distributed along the circumference are fixedly mounted on the outer ring of the lifting rod 59, the limit blocks 58 are slidably clamped in the limit grooves 57 in a one-to-one correspondence manner, the limit grooves 57 and the limit blocks 58 can cooperate to limit the lifting rod 59, and the lifting rod 59 and the second trapezoidal block 512 are prevented from being driven to integrally rotate and move when being in limit butt joint.
When the invention works, the conveyor belt 2 conveys raw coal, the control system controls the motor 4311 to be started, so as to drive the rotating shaft 4312 and the gear lack 435 to rotate, the gear lack 435 drives the rack 434 to move rightwards in the rotating process, so as to drive the ejection rod 433 to move rightwards, and simultaneously drive the second limiting plate 437 to move rightwards synchronously, when the lower end of the right side surface of the second limiting plate 437 is abutted with the upper end of the left side surface of the limiting plate 51, the limiting plate 51 is extruded and descends through the first arc chamfer 513 and the second arc chamfer 514 along with the gradual rightwards movement of the second limiting plate 437, meanwhile, the third spring 56 is contracted, and when the second limiting plate 437 completely passes through the limiting plate 51, the limiting plate 51 is upwards reset under the action of the reset elasticity of the third spring 56, the left side of the second limiting plate 437 is clamped, and the right movement of the second limiting plate 437 is prevented from being reset; simultaneously, the rotating shaft 4312 drives the driving gear 52 to rotate, the driving gear 52 synchronously drives the driven gear 54 to rotate through the transmission gear 53, and further drives the first trapezoid supporting block 511 to do circular motion on the bottom surface of the driven gear 54, so that trapezoid inclined surfaces of the first trapezoid supporting block 511 and the second trapezoid supporting block 512 just abut together, and then the motor 4311 can be turned off, and the ejection rod 433 is in a state to be excited; when the recognition system detects the coal gangue on the conveying belt 2, the control system judges the end time of conveying the coal gangue to the conveying belt 2 according to the feeding speed of the conveying belt 2 and the detected position of the coal gangue, when the coal gangue flies down from the end of the conveying belt 2, the control system controls the motor 4311 to be opened again to drive the gear lack 435 to continue rotating, so that the gear lack position on the gear lack 435 faces the rack 434, at the moment, the gear lack 435 is separated from the rack 434, the rack 434 is not driven and limited, meanwhile, the rotating shaft 4312 drives the driving gear 52 to rotate, the driving gear 52 synchronously drives the driven gear 54 to rotate through the driving gear 53, the first trapezoid abutting block 511 is driven to move in a circular mode on the bottom surface of the driven gear 54, the first trapezoid abutting block 511 downwards abuts against the second trapezoid abutting block 512 in a moving process, the disc 510 downwards, the limiting plate 51 is downwards pulled downwards through the lifting rod 59, the limiting plate 51 does not limit the second limiting plate 437, at the moment, the rod 433 is rapidly reset under the reset elasticity of the second spring 438, and the coal gangue is ejected to be separated from the coal gangue through the ejection rod 433; then, the gear lack 435 is continuously rotated under the drive of the motor 4311 until the gear lack part passes through the rack 434, and the gear lack 435 is meshed with the rack 434 again to drive until the ejection rod 433 is in the state to be excited again.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the foregoing examples, and that the foregoing description and description are merely illustrative of the principles of this invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. A gangue separator for gangue intelligent separation, its characterized in that includes:
the coal conveying device comprises a bracket (1) and a conveying belt (2), wherein the conveying belt (2) is arranged at the upper end of the bracket (1) in a transmission manner and is used for conveying raw coal;
the separating mechanism (4), a mounting seat (41) is arranged in the separating mechanism (4), the mounting seat (41) is fixedly arranged on one side of the tail end of the conveying belt (2), an inclined plate (42) is arranged at the upper end of the mounting seat (41), and a plurality of ejection units (43) for separating coal gangue are arranged on the inclined plate (42);
the ejection unit (43) comprises a first sliding sleeve (431) and a second sliding sleeve (432), the first sliding sleeve (431) and the second sliding sleeve (432) are fixedly arranged on the top surface of the inclined plate (42) from bottom to top, an ejection rod (433) is movably inserted between the first sliding sleeve (431) and the second sliding sleeve (432), a rack (434) is arranged on one side of the middle of the ejection rod (433), a rotating shaft (4312) which is movably arranged on the inclined plate (42) is arranged on one side of the rack (434), an L-shaped frame (4310) which is arranged below the rotating shaft (4312) is fixedly arranged on the bottom surface of the inclined plate (42), a motor (4311) which is in transmission connection with the bottom end of the rotating shaft (4312) is fixedly arranged on the top end of the rotating shaft (4312), a gear-missing (435) which is in meshed transmission connection with the rack (434), a second ejection plate (4312) which is fixedly arranged on the rear side of the gear-missing (435) is fixedly arranged on the rack (433), and a second ejection plate (437) which is arranged on the second ejection plate (437) is fixedly arranged on the second limiting plate (437);
a first limiting plate (436) fixedly arranged on the ejection rod (433) is arranged at the front side of the gear lack (435);
a buffer head (439) is fixedly arranged at the front end of the ejection rod (433);
the lifting device is characterized in that a buckle mechanism (5) for limiting and fixing the ejection rod (433) is arranged on the inclined plate (42), the buckle mechanism (5) comprises a driving gear (52), a transmission gear (53), a driven gear (54) and a lifting slide hole (55), the lifting slide hole (55) is arranged at a position, located below the ejection rod (433), on the inclined plate (42), a limiting plate (51) is inserted into the upper end of the lifting slide hole (55) in a sliding manner, a lifting rod (59) extending to the bottom surface of the inclined plate (42) is fixedly arranged at the bottom end of the limiting plate (51), a third spring (56) is movably sleeved at the upper end of the lifting rod (59), and a disc (510) is fixedly arranged at the bottom end of the lifting rod (59); the driving gear (52) is fixedly arranged on the rotating shaft (4312), the transmission gear (53) and the driven gear (54) are movably arranged on the bottom surface of the inclined plate (42), the transmission gear (53) is in meshed transmission connection between the driving gear (52) and the driven gear (54), a first trapezoid supporting block (511) is fixedly arranged on the outer ring of the bottom surface of the driven gear (54), and a second trapezoid supporting block (512) is fixedly arranged on the outer ring of the top surface of the disc (510);
a plurality of limit grooves (57) distributed along the circumference of the lifting rod (59) are formed in the inclined plate (42), a plurality of limit blocks (58) distributed along the circumference are fixedly arranged on the outer ring of the lifting rod (59), and the limit blocks (58) are correspondingly and slidably clamped in the limit grooves (57) one by one;
the lower extreme of second limiting plate (437) right flank is provided with first arc chamfer (513), the upper end of limiting plate (51) left flank is provided with second arc chamfer (514).
2. The gangue separator for intelligent gangue separation as claimed in claim 1, wherein: the top of support (1) is provided with queuing mechanism (3), queuing mechanism (3) including fixed mounting in roof (31) of support (1) top surface, the bottom surface fixed mounting of roof (31) has a plurality of deflector (32), and a plurality of deflector (32) are two-by-two in a set of range conveyer belt (2) surface forms a plurality of conveying passageway (33), and a plurality of conveying passageway (33) with a plurality of catapulting unit (43) one-to-one.
3. The gangue separator for intelligent gangue separation as claimed in claim 2, wherein: the guide plates (32) comprise front inclined guide parts (322) and rear straight guide parts (321), and a V-shaped guide opening is formed between the two guide plates (32) through the front inclined guide parts (322).
4. The gangue separator for intelligent gangue separation as claimed in claim 2, wherein: the utility model discloses a spreading device, including conveyer channel (33), connecting plate (36), first spring (38) are installed to bottom surface fixed mounting of roof (31), conveyer channel (33) inside top is provided with by preceding back gradually downward sloping's paving plate (34), the both sides of paving plate (34) upper end are all fixed mounting have connecting axle (35), and both sides connecting axle (35) respectively movable mounting in two on deflector (32), the downside fixed mounting of deflector (32) top surface has first go-between (36), the bottom surface fixed mounting of roof (31) has second go-between (37), first go-between (36) with install first spring (38) between second go-between (37).
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