CN116786206A - Coal crushing and screening equipment - Google Patents
Coal crushing and screening equipment Download PDFInfo
- Publication number
- CN116786206A CN116786206A CN202310720062.9A CN202310720062A CN116786206A CN 116786206 A CN116786206 A CN 116786206A CN 202310720062 A CN202310720062 A CN 202310720062A CN 116786206 A CN116786206 A CN 116786206A
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- Prior art keywords
- crushing
- coal
- screening
- blanking
- box
- Prior art date
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- 239000003245 coal Substances 0.000 title claims abstract description 104
- 238000012216 screening Methods 0.000 title claims abstract description 81
- 238000007599 discharging Methods 0.000 claims description 32
- 230000007246 mechanism Effects 0.000 claims description 24
- 230000005540 biological transmission Effects 0.000 claims description 15
- 230000000712 assembly Effects 0.000 claims description 13
- 238000000429 assembly Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 abstract description 17
- 230000000694 effects Effects 0.000 abstract description 9
- 238000000926 separation method Methods 0.000 abstract description 7
- 230000033001 locomotion Effects 0.000 description 24
- 230000001681 protective effect Effects 0.000 description 12
- 238000010298 pulverizing process Methods 0.000 description 11
- 238000009434 installation Methods 0.000 description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 244000309464 bull Species 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
Classifications
-
- 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
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
-
- 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
- B02C4/28—Details
-
- 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
- B02C4/28—Details
- B02C4/42—Driving mechanisms; Roller speed control
-
- 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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for 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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses coal crushing and screening equipment, which belongs to the technical field of coal sorting, wherein a plurality of limiting rods are fixedly connected to a workbench, and a sliding plate is slidably connected to the surfaces of the limiting rods; the screening nets are fixedly connected to the surface of the sliding plate; the vibrator is installed in the bottom of workstation, and the output activity of vibrator runs through the workstation, and the output of vibrator links to each other with the slide. According to the invention, the front material baffle plate and the rear material baffle plate can be driven to rotate in a reciprocating manner through the extension and reciprocation of the reciprocating cylinder, so that the opening of the front material unloading Kong Jiaoti and the rear material unloading Kong Jiaoti is realized, and the problems that excessive coal is accumulated on a screening net and the top coal cannot be screened due to the fact that coal is downwards discharged at one time are solved; the invention optimizes the effect of coal screening and realizes the full-size dry separation of coal through the combined screening of a plurality of screening screens.
Description
Technical Field
The invention belongs to the technical field of coal sorting, and particularly relates to coal crushing and screening equipment.
Background
Coal used in industry is mined in nature, but coal mined in nature includes a great deal of impurities and sulfur, cannot be directly applied to industrial production, and must be separated or separated.
The prior art discloses the patent document that part coal was selected separately, for example chinese patent application No. CN202020390577.9 discloses a coal is selected separately screening plant for mining, and it includes box, dead leg, base, embedded groove, buffer spring, jar machine and feed inlet, and the equal welding in four corners of bottom surface of box is provided with the dead leg, and the fixed base that is provided with in below of box, the upper surface embedding of base is provided with the embedded groove, and the welding of embedded inslot is provided with buffer spring, and the bottom surface left and right sides of box all is provided with jar machine through bolt-up. When needing to screen coal, at first open the heating wire, and remove the barrier plate to the right side through electric hydraulic cylinder for the barrier plate is embedded in L shape embedded plate, then drops into the box with coal through the feed inlet, opens the fan, and the heating wire dries with coal, and discharges from the box with vapor and the hot air in the box through the fan, makes before the coal filters, becomes dry, can not block up the screening net because of the moisture, leads to causing the screening incompletely.
In the prior art, coal is directly poured onto a coal sorting and screening device during discharging, and cannot be uniformly poured onto a screening net; this kind of feeding mode leads to when the excessive coal of pouring in once on the screening net, and the coal that is located upper portion sieves efficiency and can become low, leads to upper portion's coal to bear the time of sieving and reduces in essence, directly discharges from the screen cloth right side when discharging, and the screening time that consequently different materials actually experienced is different, consequently leads to the screening duration of different materials inconsistent, and then leads to the screening effect of full grain coal relatively poor.
Disclosure of Invention
Based on the problems existing in the prior art, the invention provides the coal crushing and screening equipment, and the front baffle plate and the rear baffle plate can be driven to rotate in a reciprocating manner through the extension and reciprocation of the reciprocating cylinder, so that the opening of the front and rear blanking Kong Jiaoti is realized, the problem that top coal cannot be screened due to excessive accumulation of coal discharged downwards on a screen in one step is solved, the effect of coal screening is optimized, and meanwhile, the full-size dry separation of coal can be realized through a plurality of screening screens.
According to the technical scheme, the invention provides coal crushing and screening equipment, which comprises a screen passing device, a vibrator, a workbench, limiting rods, a sliding plate, a crushing box, a crushing mechanism and a discharging mechanism, wherein a plurality of limiting rods are arranged and are fixedly connected to the workbench; the sliding plate is connected to the surfaces of the limiting rods in a sliding manner; the number of the screening nets is multiple, and the screening nets are fixedly connected to the surface of the sliding plate; the vibrator is arranged at the bottom of the workbench, the output end of the vibrator movably penetrates through the workbench, and the output end of the vibrator is connected with the sliding plate.
Preferably, the crushing box is arranged on the workbench, the crushing mechanism is arranged on the crushing box, and the crushing mechanism is connected with the crushing box; the blanking mechanism is arranged at the bottom of the crushing box and is connected with the crushing box.
Further, crushing mechanism includes crushing roller, first bull stick, first gear, transmission toothed belt and driving motor, crushing roller, first bull stick and first gear all set up to a plurality of, and is a plurality of crushing roller all rotate and connect in crushing incasement.
Preferably, the first rotating rods are fixedly connected to the front ends of the crushing rollers, the first rotating rods movably penetrate through the crushing box, and the first gears are fixedly connected to the surfaces of the first rotating rods.
More preferably, the surface of a plurality of first gears is located to the transmission toothed belt cover, and a plurality of first gears are connected with the transmission toothed belt transmission, driving motor installs in the rear end of smashing the case, driving motor's output activity runs through smashing the case, and driving motor's output and left crushing roller fixed connection.
Preferably, the discharging mechanism comprises a supporting plate, a discharging box, a reciprocating cylinder, a discharging assembly, a linkage assembly and two groups of discharging assemblies, wherein the discharging box is fixedly connected to the lower end of the crushing box.
Further, a plurality of support plates are arranged, and the plurality of support plates are fixedly connected between the workbench and the blanking box; the reciprocating cylinder is arranged on the workbench, and the blanking component, the linkage component and the two groups of discharging components are all arranged on the blanking box. The blanking assembly is connected with the blanking box, the two groups of the discharging assemblies are connected with the blanking assembly, and the linkage assembly is connected with the two groups of the discharging assemblies.
Compared with the prior art, the coal crushing and screening device has the beneficial technical effects that:
(1) According to the invention, the front material baffle plate and the rear material baffle plate can be driven to rotate in a reciprocating manner through the extension and reciprocation of the reciprocating cylinder, so that the opening of the front material unloading Kong Jiaoti and the rear material unloading Kong Jiaoti is realized, and the problem that the top coal cannot be screened due to excessive accumulation of coal discharged downwards on a screening net at one time is solved.
(2) According to the coal crushing and screening device, the vibrator is started, the sliding plate is vibrated through the vibrator, and coal is screened through the vibration of the sliding plate and the screening nets, so that full-size-fraction dry separation is realized, the screening efficiency is optimized, screened coal is discharged through the discharge holes at the bottom of the workbench, and coal which does not pass through the screening nets is discharged outwards through the discharge plate.
(3) According to the coal crushing and screening device, the first rack is pushed to move through the movement of the push plate, and the third rotating rod is used for facilitating the fixed connection of the third gear; in addition, the mounting frame is used for conveniently mounting the reciprocating cylinder and simultaneously facilitating the starting of each sliding hole, and the sliding fit of the sliding holes and the mounting holes is used for facilitating the stable movement of the push plate.
(4) The meshing of third gear and two second racks in this broken screening equipment of coal is convenient for two second racks reverse motion, drives two push pedal reverse motion through the reverse motion of two second racks, and the installation of first protective housing is in order to be convenient for protect a plurality of first gears and driving toothed belt, and the installation of second protective housing is in order to be convenient for protect the discharge subassembly, prevents the damage of discharge subassembly.
Drawings
FIG. 1 is a front perspective view of a coal crushing and screening apparatus of the present invention;
FIG. 2 is an overall exploded view of a coal crushing and screening apparatus of the present invention;
FIG. 3 is a side perspective view of a coal crushing and screening apparatus of the present invention;
FIG. 4 is a bottom view of the pulverizing box of a coal pulverizing and screening apparatus of the present invention;
FIG. 5 is an exploded view of a pulverizing mechanism of a coal pulverizing and screening apparatus of the present invention;
FIG. 6 is a side view of a blanking barrel of a coal crushing and screening apparatus of the present invention;
FIG. 7 is a first exploded view of a blanking cartridge of a coal crushing and screening apparatus of the present invention;
fig. 8 is a second exploded view of a blanking cartridge of a coal crushing and screening apparatus of the present invention.
Reference numerals in the drawings illustrate:
1. a work table; 2. a limit rod; 3. a discharge hole; 4. a vibrator; 5. a slide plate; 6. sieving; 7. a discharge plate; 8. a support plate; 9. discharging boxes; 10. a crushing box; 11. a pulverizing roller; 12. a first rotating lever; 13. a first gear; 14. a driving toothed belt; 15. a driving motor; 16. a first protective case; 17. a blanking cylinder; 18. a mounting base; 19. a blanking hole; 20. a second rotating rod; 21. a striker plate; 22. a second gear; 23. a first rack; 24. a mounting frame; 25. a slide hole; 26. a reciprocating cylinder; 27. a push plate; 28. a mounting hole; 29. a second rack; 30. a third rotating rod; 31. a third gear; 32. a second protective case; 33. and (5) supporting frames.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings. Embodiments of the invention and features of the embodiments may be combined with each other without conflict.
It should be noted that the terms "first," "second," and the like herein are merely used for distinguishing between different devices, modules, or units and not for limiting the order or interdependence of the functions performed by such devices, modules, or units.
It should be noted that references to "one", "a plurality" and "a plurality" in this disclosure are intended to be illustrative rather than limiting, and those skilled in the art will appreciate that "one or more" is intended to be construed as "one or more" unless the context clearly indicates otherwise.
The invention provides coal crushing and screening equipment, which not only solves the problem of coal crushing and screening, but also can drive the front and rear material baffle plates to rotate reciprocally through the extension and reciprocation of the reciprocating cylinder, thereby realizing the opening of the front and rear material discharging Kong Jiaoti, preventing the problem that the top coal cannot be screened due to excessive accumulation of coal discharged downwards on a screen mesh at one time, optimizing the effect of coal screening, and realizing the full-size dry separation of coal through a plurality of screening screens.
The coal crushing and screening device comprises a screen, a vibrator, a workbench, limiting rods, a sliding plate, a crushing box, a crushing mechanism and a discharging mechanism, wherein the limiting rods are arranged in a plurality, and the limiting rods are fixedly connected to the workbench; the sliding plate is connected to the surfaces of the limiting rods in a sliding manner; the number of the screening nets is multiple, and the screening nets are fixedly connected to the surface of the sliding plate; the vibrator is arranged at the bottom of the workbench, the output end of the vibrator movably penetrates through the workbench, and the output end of the vibrator is connected with the sliding plate; the crushing box is arranged on the workbench, the crushing mechanism is arranged on the crushing box, and the crushing mechanism is connected with the crushing box; the blanking mechanism is arranged at the bottom of the crushing box and is connected with the crushing box.
As a preferable scheme of the invention, the crushing mechanism comprises a plurality of crushing rollers, a first rotating rod, a first gear, a transmission toothed belt and a driving motor, wherein the plurality of crushing rollers, the plurality of first rotating rods and the plurality of first gears are all arranged in the crushing box, the plurality of crushing rollers are all rotationally connected in the crushing box, the plurality of first rotating rods are all fixedly connected to the front ends of the plurality of crushing rollers, the plurality of first rotating rods movably penetrate through the crushing box, the plurality of first gears are fixedly connected to the surfaces of the plurality of first rotating rods, the transmission toothed belt is sleeved on the surfaces of the plurality of first gears, the plurality of first gears are in transmission connection with the transmission toothed belt, the driving motor is arranged at the rear end of the crushing box, the output end of the driving motor movably penetrates through the crushing box, and the output end of the driving motor is fixedly connected with the left crushing roller.
As a preferable scheme of the invention, the blanking mechanism comprises a supporting plate, a blanking box, a reciprocating cylinder, a blanking assembly, a linkage assembly and two groups of discharging assemblies, wherein the blanking box is fixedly connected to the lower end of the crushing box, the supporting plate is arranged in a plurality, the supporting plates are fixedly connected between a workbench and the blanking box, the reciprocating cylinder is arranged on the workbench, the blanking assembly, the linkage assembly and the two groups of discharging assemblies are arranged on the blanking box, the blanking assembly is connected with the blanking box, the two groups of discharging assemblies are connected with the blanking assembly, and the linkage assembly is connected with the two groups of discharging assemblies.
As a preferable scheme of the invention, the blanking assembly comprises a blanking cylinder, two mounting seats and blanking holes, wherein the blanking cylinder is fixedly connected with the lower end of a blanking box, the two mounting seats are respectively and fixedly connected with the lower end of the blanking cylinder, the number of the two blanking holes is two, and the two blanking holes are respectively arranged at the lower end of the blanking cylinder.
As a preferable scheme of the invention, each group of the discharging components comprises a mounting frame, sliding holes, a pushing plate and mounting holes, wherein the mounting frame is fixedly connected with the side end of the blanking cylinder, the two sliding holes and the two mounting holes are respectively arranged on two sides of the mounting frame, the pushing plate is slidably connected in the mounting frame, the two mounting holes are respectively arranged on the upper end of the pushing plate, the two mounting holes are slidably matched with the two sliding holes, the reciprocating cylinder is arranged on the upper end of the mounting frame, the extension end of the reciprocating cylinder movably penetrates through the mounting frame, and the extension end of the reciprocating cylinder is fixedly connected with the pushing plate.
As a preferable scheme of the invention, each group of discharging components further comprises a second rotating rod, a baffle plate, a second gear and a first rack, wherein the second rotating rod is rotatably connected between the two mounting seats, two ends of the second rotating rod respectively penetrate through the two mounting seats, the baffle plate is fixedly connected to the surface of the second rotating rod, the two second gears and the two first racks are respectively arranged, the two second gears are respectively fixedly connected to the surface of the second rotating rod, the two first racks are respectively fixedly connected to the lower end of the push plate, and the two first racks are respectively meshed with the two second gears.
As a preferable scheme of the invention, the linkage assembly comprises a second rack, a third rotating rod and a third gear, wherein the third rotating rod is rotatably connected to the side end of the blanking barrel, the third gear is fixedly connected to the surface of the third rotating rod, two second racks are arranged, the two second racks are respectively and fixedly connected to the side ends of the two pushing plates, and the two second racks are respectively and meshed with the front side and the rear side of the third gear.
As a preferable scheme of the invention, the lower end of the workbench is provided with a discharge hole, and the right end of the workbench is fixedly connected with a discharge plate.
As a preferable mode of the invention, the front end of the crushing box is provided with a first protective shell, and the left end of the blanking barrel is provided with a second protective shell.
As a preferable scheme of the invention, the lower end of the workbench is fixedly connected with two supporting frames, and the two supporting frames are symmetrically arranged.
In the coal crushing and screening equipment, when coal is required to be screened, firstly, the coal is placed into a crushing box, then the output end of a driving motor is started to rotate, one crushing roller is driven to rotate by the rotation of the driving motor, a first rotating rod and a first gear corresponding to the one crushing roller are driven to rotate by the rotation of the driving motor, the first gear drives a plurality of first gears and the first rotating rod to rotate simultaneously through the rotation of a transmission toothed belt, and the plurality of crushing rollers are driven to rotate through the rotation of the plurality of first rotating rods, so that the coal is crushed through the rotation of the plurality of crushing rollers; the coal falls downwards through the blanking box after being crushed, at the moment, the extension end of the reciprocating cylinder is started to extend, the extension end of the reciprocating cylinder extends to push the push plate at the rear side to move downwards, the push plate moves downwards to drive the first rack to move downwards, the downward movement of the first rack drives the second gear to rotate clockwise, the clockwise rotation of the second gear drives the second rotating rod to rotate clockwise, the rear ground baffle plate rotates clockwise through the clockwise rotation of the second rotating rod, the blanking hole at the rear side is closed through the rotation of the baffle plate, the downward movement of the push plate at the rear side drives the second rack at the rear side to move downwards, the downward movement of the second rack at the rear side drives the third gear to rotate, and drive the second rack of front side through the rotation of third gear and upwards remove, at this moment according to the same reason can know that the first rack of front side can upwards remove, the first rack of front side upwards removes and drives the anticlockwise rotation of the second gear of front side, it rotates to drive the rotation of front side ground striker plate to rotate through the anticlockwise rotation of the second gear of front side for the unloading hole of front side is opened, can drive the reciprocal rotation of front and back two striker plates through the extension reciprocating motion of reciprocal cylinder, thereby realizes that two front and back unloading Kong Jiaoti are opened, has prevented that coal from once discharging down and piling up too much on the screen, thereby causes the unable problem of screening of top coal.
When coal falls into the screen mesh, the coal crushing and screening device starts the vibrator, the sliding plate is vibrated by the vibrator, and the coal is screened by the vibration of the sliding plate and the plurality of screening screens, so that full-size dry separation is realized, the screening efficiency is optimized, the screened coal is discharged through the discharge holes at the bottom of the workbench, and the coal which does not pass through the screening screens is discharged outwards through the discharge plate.
In the coal crushing and screening equipment, the mounting frame is used for conveniently mounting the reciprocating cylinder, simultaneously, the sliding fit of the sliding holes and the mounting holes is used for conveniently starting the sliding holes, the sliding holes and the mounting holes are used for facilitating the stable movement of the pushing plate, the first rack is pushed to move through the movement of the pushing plate, and the third rotating rod is used for conveniently fixedly connecting the third gear.
In this broken screening equipment of coal, the meshing of third gear and two second racks is convenient for two second racks reverse motion, drives two push pedal reverse motion through the reverse motion of two second racks, and the installation of first protective housing is in order to be convenient for protect a plurality of first gears and driving toothed belt, and the installation of second protective housing is in order to be convenient for protect the discharge subassembly, prevents the damage of discharge subassembly.
The coal crushing and screening device of the invention is further described in detail below with reference to the accompanying drawings:
referring to fig. 1-8, a coal crushing and screening apparatus comprising:
a work table 1;
the limiting rods 2 are arranged in a plurality, and the limiting rods 2 are fixedly connected to the workbench 1;
the sliding plate 5 is connected to the surfaces of the limiting rods 2 in a sliding manner;
the screening nets 6 are arranged in a plurality, and the screening nets 6 are fixedly connected to the surface of the sliding plate 5;
the vibrator 4 is arranged at the bottom of the workbench 1, the output end of the vibrator 4 movably penetrates through the workbench 1, and the output end of the vibrator 4 is connected with the sliding plate 5;
crushing box 10. Crushing box 10 is provided on table 1.
In this embodiment, the limiting rod 2 is used for facilitating sliding of the sliding plate 5, the sliding plate 5 is used for facilitating installation of a plurality of screening nets 6, the plurality of screening nets 6 are used for screening coal, the vibrator 4 is started, the sliding plate 5 is vibrated by the vibrator 4, the coal is screened by the vibration of the sliding plate 5 and the plurality of screening nets 6, so that full-size dry separation is achieved, screening efficiency is optimized, screened coal is discharged through the discharge holes 3 at the bottom of the workbench 1, coal which does not pass through the screening nets 6 is discharged outwards through the discharge plate 7, and the reciprocating cylinder 26 can drive the front and rear baffle plates 21 to reciprocate through the stretching and reciprocating motion, so that the front and rear discharge holes 19 are alternately opened, the problem that excessive coal is accumulated on the screening nets 6 due to one-time downward discharge of coal is solved, the screening of coal at the top is solved, and the full-size dry separation of coal can be achieved through the plurality of screening nets 6.
Specifically, the crushing mechanism includes crushing roller 11, first dwang 12, first gear 13, driving toothed belt 14 and driving motor 15, crushing roller 11, first dwang 12 and first gear 13 all set up to a plurality of, a plurality of crushing roller 11 all rotate and connect in crushing case 10, a plurality of first dwang 12 all fixed connection in the front end of a plurality of crushing roller 11, and a plurality of first dwang 12 all run through crushing case 10, a plurality of first gear 13 fixed connection is in the surface of a plurality of first dwang 12, driving toothed belt 14 cover is located the surface of a plurality of first gear 13, and a plurality of first gear 13 and driving toothed belt 14 transmission are connected, driving motor 15 installs in the rear end of crushing case 10, driving motor 15's output activity runs through crushing case 10, and driving motor 15's output and left crushing roller 11 fixed connection.
In this embodiment, coal is put into the pulverizing box 10, then the output end of the driving motor 15 is started to rotate, the rotation of the driving motor 15 drives one of the pulverizing rollers 11 to rotate, the rotation of one of the pulverizing rollers 11 drives the corresponding first rotating rod 12 and first gear 13 to rotate, the first gear 13 drives the plurality of first gears 13 and first rotating rods 12 to rotate simultaneously through the rotation of the plurality of first rotating rods 12, and the plurality of pulverizing rollers 11 are driven to rotate through the rotation of the plurality of pulverizing rollers 11.
Specifically, the unloading mechanism includes backup pad 8, unloading case 9, reciprocating cylinder 26, unloading subassembly, linkage subassembly and two sets of row material subassemblies, and unloading case 9 fixed connection is in the lower extreme of smashing case 10, and backup pad 8 sets up to a plurality of, and a plurality of backup pads 8 equal fixedly connected with workstation 1 and unloading case 9 between, and reciprocating cylinder 26 sets up on workstation 1, and unloading subassembly, linkage subassembly and two sets of row material subassemblies all set up on unloading case 9, and unloading subassembly links to each other with unloading case 9, and two sets of row material subassemblies all link to each other with unloading subassembly, and linkage subassembly links to each other with two sets of row material subassemblies.
In this embodiment, the supporting plate 8 is used for conveniently supporting the blanking box 9, the blanking box 9 is used for being fixedly connected with the crushing box 10, meanwhile, the blanking barrel 17 is also used for being conveniently connected, the reciprocating cylinder 26 is used for being convenient for pushing the push plate 27 to move, the blanking assembly, the linkage assembly and the two groups of discharging assemblies are all arranged on the blanking box 9, the blanking assembly is connected with the blanking box 9, the two groups of discharging assemblies are all connected with the blanking assembly, and the linkage assembly is connected with the two groups of discharging assemblies.
Specifically, the unloading subassembly includes a blanking section of thick bamboo 17, mount pad 18 and unloading hole 19, and the lower extreme of blanking box 9 is fixedly connected with to a blanking section of thick bamboo 17, and mount pad 18 sets up to two sets of, and two sets of mount pads 18 are all fixedly connected with the lower extreme in a blanking section of thick bamboo 17, and unloading hole 19 sets up to two, and two unloading holes 19 all are offered in the lower extreme of a blanking section of thick bamboo 17.
In this embodiment, the blanking barrel 17 is used for facilitating the discharge of coal, the mounting seat 18 is used for facilitating the mounting of the second rotating rod 20, and the blanking hole 19 is also used for facilitating the discharge of coal.
Specifically, every group of material discharging components all includes installing frame 24, slide hole 25, push pedal 27 and mounting hole 28, installing frame 24 fixed connection is in the side of feed cylinder 17, slide hole 25 and mounting hole 28 all set up to two, two slide holes 25 are seted up respectively in the both sides of installing frame 24, push pedal 27 sliding connection is in installing frame 24, two mounting holes 28 all are seted up in the upper end of push pedal 27, and two mounting holes 28 and two slide holes 25 sliding fit, reciprocating cylinder 26 installs in the upper end of installing frame 24, and reciprocating cylinder 26's extension end activity runs through installing frame 24, reciprocating cylinder 26's extension end and push pedal 27 fixed connection.
In this embodiment, the mounting frame 24 is used to facilitate mounting of the reciprocating cylinder 26, and also to facilitate starting of each slide hole 25, and the sliding fit of the slide hole 25 and the mounting hole 28 facilitates stable movement of the push plate 27, and the first rack 23 is pushed to move by the movement of the push plate 27.
Specifically, each group of discharging components further comprises a second rotating rod 20, a baffle plate 21, a second gear 22 and a first rack 23, the second rotating rod 20 is rotationally connected between the two mounting seats 18, two ends of the second rotating rod 20 respectively movably penetrate through the two mounting seats 18, the baffle plate 21 is fixedly connected to the surface of the second rotating rod 20, the second gear 22 and the first rack 23 are respectively arranged to be two, the two second gears 22 are respectively fixedly connected to the surface of the second rotating rod 20, the two first racks 23 are respectively fixedly connected to the lower end of the push plate 27, and the two first racks 23 are respectively meshed with the two second gears 22.
In this embodiment, the second rotating rod 20 is used to facilitate fixing the blanking plate 21, the blanking plate 21 is used to facilitate closing the blanking hole 19, the second gear 22 is used to facilitate meshing with the first rack 23, the second gear 22 is driven to rotate by the movement of the first rack 23, the second rotating rod 20 is driven to rotate by the rotation of the second gear 22, the blanking plate 21 is driven to rotate by the rotation of the second rotating rod 20, and the blanking hole 19 is controlled to open and close by the rotation of the blanking plate 21.
Specifically, the linkage assembly includes a second rack 29, a third rotating rod 30 and a third gear 31, the third rotating rod 30 is rotatably connected to the side end of the blanking barrel 17, the third gear 31 is fixedly connected to the surface of the third rotating rod 30, two second racks 29 are provided, two second racks 29 are respectively fixedly connected to the side ends of the two push plates 27, and the two second racks 29 are respectively engaged and connected to the front side and the rear side of the third gear 31.
In this embodiment, the third rotating rod 30 is convenient for fixedly connecting the third gear 31, and the engagement of the third gear 31 and the two second racks 29 facilitates the opposite movement of the two second racks 29, and the opposite movement of the two second racks 29 drives the opposite movement of the two push plates 27.
Specifically, the lower extreme of workstation 1 has seted up discharge hole 3, and the right-hand member fixedly connected with of workstation 1 is arranged flitch 7.
In this embodiment, the lower end of the workbench 1 is provided with a discharge hole 3, the right end of the workbench 1 is fixedly connected with a discharge plate 7, screened coal is discharged through the discharge hole 3 at the bottom of the workbench 1, and coal which does not pass through the screen 6 is discharged outwards through the discharge plate 7.
Specifically, the first protective case 16 is mounted to the front end of the pulverizing box 10, and the second protective case 32 is mounted to the left end of the lower cylinder 17.
In this embodiment, the first protective case 16 is installed to facilitate protection of the plurality of first gears 13 and the driving toothed belt 14, and the second protective case 32 is installed to facilitate protection of the discharge assembly from damage.
Specifically, two support frames 33 are fixedly connected to the lower end of the workbench 1, and the two support frames 33 are symmetrically arranged.
In this embodiment, two support frames 33 are fixedly connected to the lower end of the workbench 1, and the two support frames 33 are symmetrically arranged, so that the support frames 33 are convenient for supporting the workbench 1.
Working principle: when coal is required to be screened, firstly, coal is put into a crushing box 10, then the output end of a driving motor 15 is started to rotate, the rotation of the driving motor 15 drives one of crushing rollers 11 to rotate, the rotation of one of the crushing rollers 11 drives a first rotating rod 12 and a first gear 13 corresponding to the one of the crushing rollers 11 to rotate, the first gear 13 drives a plurality of first gears 13 and first rotating rods 12 to rotate simultaneously through the rotation of a transmission toothed belt 14, and the rotation of the plurality of first rotating rods 12 drives the plurality of crushing rollers 11 to rotate, so that the coal is crushed through the rotation of the plurality of crushing rollers 11; the coal is crushed and then falls downwards through the blanking box 9, at the moment, the extension end of the reciprocating cylinder 26 is started, the extension end of the reciprocating cylinder 26 extends to push the rear push plate 27 to move downwards, the push plate 27 moves downwards to drive the first rack 23 to move downwards, the downward movement of the first rack 23 drives the second gear 22 to rotate clockwise, the clockwise rotation of the second gear 22 drives the second rotating rod 20 to rotate clockwise, the rear ground baffle 21 rotates clockwise through the clockwise rotation of the second rotating rod 20, the blanking plate 21 closes the rear blanking hole 19 through the rotation of the baffle 21, the downward movement of the rear push plate 27 drives the rear second rack 29 to move downwards, the downward movement of the rear second rack 29 drives the third gear 31 to rotate, the rotation of the third gear 31 drives the front second rack 29 to move upwards, at this time, according to the same principle, the first rack 23 at the front side moves upwards to drive the second gear 22 at the front side to rotate anticlockwise, the second gear 22 at the front side rotates anticlockwise to drive the front ground baffle plate 21 to rotate, the blanking hole 19 at the front side is opened, the front and rear baffle plates 21 can be driven to rotate reciprocally through the extension and reciprocation of the reciprocating cylinder 26, the front and rear blanking holes 19 are alternately opened, the problem that coal is excessively accumulated on the screen mesh 6 due to one-time downward discharge is prevented, the top coal cannot be screened is caused, after the coal falls onto the screen mesh 6, the vibrator 4 is started, the slide plate 5 is vibrated through the vibrator 4, the coal is screened through the vibration of the slide plate 5 and the screen mesh 6, the full-size dry selection is realized, the screening efficiency is optimized, the screened coal is discharged through the discharging hole 3 at the bottom of the workbench 1, coal that has not passed through the screen 6 is discharged outward through the discharge plate 7.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The coal crushing and screening equipment comprises a screen and a vibrator, and is characterized by further comprising a workbench, a limiting rod, a sliding plate, a crushing box, a crushing mechanism and a discharging mechanism, wherein the limiting rods (2) are arranged in a plurality, and the limiting rods (2) are fixedly connected to the workbench (1);
the sliding plate (5) is connected to the surfaces of the limiting rods (2) in a sliding manner; the number of the screening nets (6) is multiple, and the screening nets (6) are fixedly connected to the surface of the sliding plate (5); the vibrator (4) is arranged at the bottom of the workbench (1), the output end of the vibrator (4) movably penetrates through the workbench (1), and the output end of the vibrator (4) is connected with the sliding plate (5).
2. The coal crushing and screening apparatus of claim 1 wherein: the crushing box (10) is arranged on the workbench (1), the crushing mechanism is arranged on the crushing box (10), and the crushing mechanism is connected with the crushing box (10); the blanking mechanism is arranged at the bottom of the crushing box (10), and is connected with the crushing box (10).
3. The coal crushing and screening apparatus of claim 1 wherein: the crushing mechanism comprises a crushing roller (11), a first rotating rod (12), a first gear (13), a transmission toothed belt (14) and a driving motor (15), wherein the crushing roller (11), the first rotating rod (12) and the first gear (13) are all arranged in a plurality, and the crushing roller (11) is all rotationally connected in a crushing box (10).
4. A coal crushing and screening apparatus according to claim 3, wherein: the first rotating rods (12) are fixedly connected to the front ends of the crushing rollers (11), the first rotating rods (12) movably penetrate through the crushing box (10), and the first gears (13) are fixedly connected to the surfaces of the first rotating rods (12).
5. The coal crushing and screening apparatus of claim 4 wherein: the transmission toothed belt (14) is sleeved on the surfaces of the first gears (13), and the first gears (13) are in transmission connection with the transmission toothed belt (14).
6. The coal crushing and screening apparatus of claim 5 wherein: the driving motor (15) is arranged at the rear end of the crushing box (10), the output end of the driving motor (15) movably penetrates through the crushing box (10), and the output end of the driving motor (15) is fixedly connected with the left crushing roller (11).
7. The coal crushing and screening apparatus of claim 6 wherein: the blanking mechanism comprises a supporting plate (8), a blanking box (9), a reciprocating cylinder (26), a blanking assembly, a linkage assembly and two groups of discharging assemblies, wherein the blanking box (9) is fixedly connected to the lower end of the crushing box (10).
8. The coal crushing and screening apparatus of claim 7 wherein: the number of the supporting plates (8) is multiple, and the supporting plates (8) are fixedly connected between the workbench (1) and the blanking box (9).
9. The coal crushing and screening apparatus of claim 7 wherein: the reciprocating cylinder (26) is arranged on the workbench (1), and the blanking component, the linkage component and the two groups of discharging components are all arranged on the blanking box (9).
10. The coal crushing and screening apparatus of claim 7 wherein: the blanking assembly is connected with the blanking box (9), the two groups of the discharging assemblies are connected with the blanking assembly, and the linkage assembly is connected with the two groups of the discharging assemblies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310720062.9A CN116786206A (en) | 2023-06-18 | 2023-06-18 | Coal crushing and screening equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310720062.9A CN116786206A (en) | 2023-06-18 | 2023-06-18 | Coal crushing and screening equipment |
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| Publication Number | Publication Date |
|---|---|
| CN116786206A true CN116786206A (en) | 2023-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310720062.9A Pending CN116786206A (en) | 2023-06-18 | 2023-06-18 | Coal crushing and screening equipment |
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| Country | Link |
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| CN (1) | CN116786206A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117463613A (en) * | 2023-12-26 | 2024-01-30 | 洛阳海思德重工有限公司 | Vibration screening device |
-
2023
- 2023-06-18 CN CN202310720062.9A patent/CN116786206A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117463613A (en) * | 2023-12-26 | 2024-01-30 | 洛阳海思德重工有限公司 | Vibration screening device |
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