CN117399270A - Ore screening equipment - Google Patents
Ore screening equipment Download PDFInfo
- Publication number
- CN117399270A CN117399270A CN202311584415.3A CN202311584415A CN117399270A CN 117399270 A CN117399270 A CN 117399270A CN 202311584415 A CN202311584415 A CN 202311584415A CN 117399270 A CN117399270 A CN 117399270A
- Authority
- CN
- China
- Prior art keywords
- screen plate
- ore
- screening apparatus
- screening
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000012216 screening Methods 0.000 title claims abstract description 62
- 239000000463 material Substances 0.000 claims abstract description 31
- 238000005096 rolling process Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 125000003003 spiro group Chemical group 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 6
- 239000004744 fabric Substances 0.000 description 6
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 6
- 229910052737 gold Inorganic materials 0.000 description 6
- 239000010931 gold Substances 0.000 description 6
- 229910052709 silver Inorganic materials 0.000 description 6
- 239000004332 silver Substances 0.000 description 6
- 230000001680 brushing effect Effects 0.000 description 3
- 238000005065 mining Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007630 basic procedure Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000001520 comb Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
Classifications
-
- 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
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention provides ore screening equipment which comprises a material guiding groove, a screening device and a spreading device, wherein one end of the material guiding groove is used as a feed inlet, the other end of the material guiding groove is used as a discharge outlet, the screening device comprises a screen plate, one side of the screen plate is flush with the discharge outlet, the other side of the screen plate extends outwards, the surface of the screen plate is fixedly connected with a plurality of guide plates, the material guiding groove is internally provided with the spreading device, and the setting position of the spreading device is close to the discharge outlet. By adopting the technical scheme of the invention, after the raw ore is thrown into the guide groove, part of the ore is forced to move transversely along the screening equipment by the spreading device, so that the ore entering the surface of the screen plate is uniformly distributed, the ore is prevented from being concentrated on the surface of the screen plate, the screening effect is improved, and the screening efficiency of the screen plate can be fully exerted everywhere on the surface of the screen plate.
Description
Technical Field
The invention belongs to the technical field of mining engineering equipment, and particularly relates to ore screening equipment.
Background
In mining engineering, collected ore is usually required to be screened, and the ore is primarily classified according to the particle size of the ore, so that different transport vehicles are selected according to different particle sizes to transport the ore or a proper processing mode is selected according to different particle sizes to process the ore, and therefore, the screening and classifying of the ore is a basic procedure in the ore processing process.
In the prior art, the publication number is: the patent literature of "CN217963487U" discloses a gold and silver ore vibration screening device, including the screening frame, the screening frame sets up from the front to the back slope, and the inside screen cloth that is provided with of screening frame is provided with the array pivot between the screening frame, and the pivot is located the screen cloth top, and the pivot right-hand member stretches out outside the screening frame and fixedly is provided with the chain wheel, and is provided with drive chain between the chain wheel, is provided with the brush material comb in the pivot, and when the brush material comb rotated to being perpendicular with the screen cloth, brush material comb bottom and screen cloth laminating. This patent technical scheme is through setting up the screening frame, and has set up the screen cloth in the screening frame, has set up the pivot above the screen cloth, has set up the brush material comb in this pivot, and when the pivot was rotatory under driving motor's drive, it is rotatory from down upwards to drive the brush material comb, can comb the gold and silver ore of roll gliding backward in the past from the past back, and the gold and silver ore that will stack together combs the diffusion, makes gold and silver ore screening comparatively even. In the above-mentioned patent technology, because the flowing feeding direction of the gold and silver ore is basically consistent with the tangential direction of the rotation of the brushing comb, the gold and silver ore stacked on the brushing comb is still difficult to diffuse transversely towards the screening device in a short time of the rotation of the brushing comb, so that the uniformity of ore screening is difficult to improve, and when the ore is screened, the ore is generally transferred and put on the surface of the screen plate by adopting mining devices such as an excavator and the like, the aperture of a bucket of the excavator is smaller than the surface of the screen plate, so that the concentration of the ore initially put on the surface of the screen plate is higher, and the common screening device is also generally provided with a guide groove, the aperture of the feed inlet of the guide groove is generally consistent with the aperture of the bucket of the excavator, and the aperture of the feed inlet of the guide groove is generally smaller than the aperture of the discharge outlet of the guide groove, so that the concentration of the ore entering the surface of the screen plate through the guide groove is still higher, the ore is extremely unevenly distributed on the surface of the screen plate, the screening effect is affected, and the vibration screening efficiency of the screen plate is not fully exerted.
Disclosure of Invention
In order to solve the technical problems, the invention provides ore screening equipment.
The invention is realized by the following technical scheme.
The invention provides ore screening equipment which comprises a material guiding groove, a screening device and a spreading device, wherein one end of the material guiding groove is used as a feed inlet, the other end of the material guiding groove is used as a discharge outlet, the screening device comprises a screen plate, one side of the screen plate is flush with the discharge outlet, the other side of the screen plate extends outwards, the surface of the screen plate is fixedly connected with a plurality of guide plates, the material guiding groove is internally provided with the spreading device, and the setting position of the spreading device is close to the discharge outlet.
The evenly spreading device comprises a conveying belt and a plurality of rotating shafts, the rotating shafts are installed in the guide grooves through rolling bearings, each rotating shaft is connected with the roller through a spline, and the conveying belt is wound on the peripheral surface of the roller and connects all the rollers together.
The evenly spreading device further comprises a bedplate, a guide plate and a screw rod, wherein the bedplate is fixedly connected with the guide groove, the rotating shaft is further arranged on the bedplate by using a rolling bearing, the end faces of the outer ends of all rollers are fixedly connected together by the guide plate, one end of the screw rod is arranged on the bedplate by using the rolling bearing, and the other end of the screw rod is in threaded connection with the guide plate.
The evenly spreading device comprises a first motor, the first motor is arranged on the guide groove, an output shaft of the first motor is fixedly connected with the driving wheel, at least one rotating shaft is fixedly connected with the first driven wheel, the screw is fixedly connected with the second driven wheel, and the driving wheel and the first driven wheel and the second driven wheel are respectively meshed together through a chain, a synchronous belt or a belt.
The spreading device further comprises a plurality of guide rods, one ends of the guide rods are fixedly connected with the guide grooves, and the other ends of the guide rods extend upwards along the vertical direction.
The screening device comprises a material collecting frame and a second motor, wherein the second motor is arranged on the material collecting frame, the screen plate is stacked on the surface of the material collecting frame through a linear sliding rail, and an output shaft of the second motor is meshed and connected with the screen plate through a crank connecting rod mechanism.
The screen plate has an inclination angle of more than 10 ° with respect to the horizontal.
The screening device further comprises a base, and the aggregate frame is fixedly connected with the base.
The bottom surface of base still is equipped with a plurality of landing legs.
The caliber of the discharge hole is larger than that of the feed hole.
The invention has the beneficial effects that: by adopting the technical scheme of the invention, after the raw ore is thrown into the guide groove, part of the ore is forced to move transversely along the screening equipment by the spreading device, so that the ore entering the surface of the screen plate is uniformly distributed, the ore is prevented from being concentrated on the surface of the screen plate, the screening effect is improved, and the screening efficiency of the screen plate can be fully exerted everywhere on the surface of the screen plate.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the screening apparatus of the present invention;
FIG. 3 is a schematic diagram of the construction of the spreader apparatus of the present invention;
fig. 4 is an enlarged view of a portion of the invention at i in fig. 3.
In the figure: the device comprises a 1-guide groove, a 2-screening device, a 3-spreading device, a 4-screen plate, a 5-guide plate, a 6-conveying belt, a 7-rotating shaft, an 8-roller, a 9-platen, a 10-guide plate, a 11-screw, a 12-first motor, a 13-driving wheel, a 14-first driven wheel, a 15-second driven wheel, a 16-guide rod, a 17-collecting frame, a 18-second motor, a 19-partition plate, a 20-base and 21-supporting legs.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the above.
As shown in fig. 1 to 4, the invention provides ore screening equipment, which comprises a material guiding groove 1, a screening device 2 and a spreading device 3, wherein one end of the material guiding groove 1 is used as a feed inlet, the other end of the material guiding groove 1 is used as a discharge outlet, the screening device 2 comprises a screen plate 4, one side of the screen plate 4 is flush with the discharge outlet, the other side of the screen plate 4 extends outwards, a plurality of guide plates 5 are fixedly connected to the surface of the screen plate 4, the spreading device 3 is further arranged in the material guiding groove 1, and the setting position of the spreading device 3 is close to the discharge outlet.
By adopting the technical scheme of the invention, after the raw ore is thrown into the guide groove, part of the ore is forced to move transversely along the screening equipment by the spreading device, so that the ore entering the surface of the screen plate is uniformly distributed, the ore is prevented from being concentrated on the surface of the screen plate, the screening effect is improved, and the screening efficiency of the screen plate can be fully exerted everywhere on the surface of the screen plate.
Specifically, even stand device 3 includes conveyer belt 6 and a plurality of pivot 7, and pivot 7 passes through antifriction bearing and installs in draw silo 1, and every pivot 7 still is connected with roller 8 through the spline, and conveyer belt 6 twines in the outer peripheral face of roller 8 and links together all rollers 8. When the roller 8 rotates, friction force is generated between the surface of the conveying belt 6 and ore, so that part of ore concentrated in the guide groove moves transversely to the screening equipment along the conveying belt, the concentration degree of the ore in the guide groove is reduced, the ore is uniformly distributed as much as possible, the ore is prevented from being concentrated on the surface of the screen plate, the screening effect is improved, and the screening efficiency of the screen plate can be fully exerted everywhere on the surface of the screen plate.
In addition, even stand device 3 still includes platen 9, baffle 10 and screw rod 11, and platen 9 links firmly with guide groove 1, and pivot 7 still uses antifriction bearing to install on platen 9 to baffle 10 links firmly the outer end terminal surface of all rollers 8 together, and the one end of screw rod 11 uses antifriction bearing to install on platen 9, and the other end and the baffle 10 spiro union of screw rod 11. The spreading device 3 comprises a first motor 12, the first motor 12 is arranged on the guide chute 1, an output shaft of the first motor 12 is fixedly connected with a driving wheel 13, at least one rotating shaft 7 is fixedly connected with a first driven wheel 14, a screw 11 is fixedly connected with a second driven wheel 15, and the driving wheel 13 and the first driven wheel 14 and the second driven wheel 15 are respectively meshed together through a chain, a synchronous belt or a belt. According to the technical scheme, the output power of the first motor 12 is sequentially transmitted to the rotating shaft 7 through the driving wheel 13 and the first driven wheel 14, so that the concentration of ores in the guide groove is reduced, meanwhile, the output power of the first motor 12 is sequentially transmitted to the screw 11 through the driving wheel 13 and the second driven wheel 12, so that the conveying belt 6 can rotate along the transverse direction of the screening equipment and can move up and down along the vertical direction, the ores are further uniformly paved in the guide groove, when the conveying belt 6 moves up and down along the vertical direction, part of ores can fall into the surface of the screen plate through gaps between the bottoms of the guide grooves of the conveying belt 6, the ores can be prevented from being blocked due to long-time pressure of the conveying belt 6, and the uniformly paved ores can be timely split and fed into the guide flow passages for vibration screening.
Specifically, the spreading device 3 further comprises a plurality of guide rods 16, one ends of the guide rods 16 are fixedly connected with the guide groove 1, and the other ends of the guide rods 16 extend upwards along the vertical direction.
In addition, screening plant 2 includes frame 17 and the second motor 18 that gathers materials, and second motor 18 installs on frame 17 gathers materials, and screen panel 4 is through linear slide rail stack dress in the surface of frame 17 gathers materials, uses crank link mechanism meshing to connect between the output shaft of second motor 18 and the screen panel 4. The inside of the material collecting frame 17 is provided with a plurality of baffle plates 19, the inner space of the material collecting frame 17 is divided into a plurality of collecting flow passages by the baffle plates 19, the surface of the screen plate 4 is divided into a plurality of material guiding flow passages by the guide plates 5, the collecting flow passages are in one-to-one correspondence with the material guiding flow passages and have the same caliber, so that fine-grain-size ores screened by the screen plate are sent out through each collecting flow passage, and ores with larger grain sizes are sent out through each material guiding flow passage.
Specifically, the inclination angle between the screen plate 4 with respect to the horizontal plane is greater than 10 °. The screening device 2 further comprises a base 20, the aggregate frame 17 being fixedly connected to the base 20. The bottom surface of the base 20 is also provided with a plurality of legs 21. The caliber of the discharge hole is larger than that of the feed hole.
Claims (10)
1. An ore screening apparatus, characterized in that: including leading silo (1), screening plant (2) and even stand device (3), the one end of leading silo (1) is as the feed inlet, the other end of leading silo (1) is as the discharge gate, screening plant (2) include screen plate (4), one side of screen plate (4) with the discharge gate flushes, the opposite side of screen plate (4) outwards extends, the surface of screen plate (4) has linked firmly a plurality of guide plates (5), still be equipped with even stand device (3) in leading silo (1), even stand device (3) set up the position with the discharge gate is close.
2. An ore screening apparatus according to claim 1, wherein: the evenly spreading device (3) comprises a conveying belt (6) and a plurality of rotating shafts (7), the rotating shafts (7) are installed in the guide groove (1) through rolling bearings, each rotating shaft (7) is further connected with the roller (8) through a spline, and the conveying belt (6) is wound on the peripheral surface of the roller (8) and connects all the rollers (8) together.
3. An ore screening apparatus according to claim 2, wherein: the even stand device (3) still includes platen (9), baffle (10) and screw rod (11), platen (9) with draw silo (1) to link firmly, pivot (7) still use antifriction bearing to install on platen (9) to baffle (10) link firmly the outer end terminal surface of all roller (8) together, and the one end of screw rod (11) uses antifriction bearing to install on platen (9), and the other end and the baffle (10) spiro union of screw rod (11).
4. An ore screening apparatus according to claim 3, wherein: the evenly spreading device (3) comprises a first motor (12), the first motor (12) is arranged on the guide groove (1), an output shaft of the first motor (12) is fixedly connected with a driving wheel (13), at least one rotating shaft (7) is fixedly connected with a first driven wheel (14), a screw (11) is fixedly connected with a second driven wheel (15), and the driving wheel (13) and the first driven wheel (14) and the second driven wheel (15) are respectively meshed together through a chain, a synchronous belt or a belt.
5. An ore screening apparatus according to claim 4, wherein: the spreading device (3) further comprises a plurality of guide rods (16), one ends of the guide rods (16) are fixedly connected with the guide groove (1), and the other ends of the guide rods (16) extend upwards along the vertical direction.
6. An ore screening apparatus according to claim 1, wherein: the screening device (2) comprises a material collecting frame (17) and a second motor (18), the second motor (18) is arranged on the material collecting frame (17), the screen plate (4) is stacked on the surface of the material collecting frame (17) through a linear sliding rail, and an output shaft of the second motor (18) is meshed with the screen plate (4) through a crank connecting rod mechanism.
7. An ore screening apparatus according to claim 6, wherein: the inclination angle between the screen plate (4) and the horizontal plane is larger than 10 degrees.
8. An ore screening apparatus according to claim 6, wherein: the screening device (2) further comprises a base (20), and the aggregate frame (17) is fixedly connected with the base (20).
9. An ore screening apparatus according to claim 8, wherein: the bottom surface of the base (20) is also provided with a plurality of supporting legs (21).
10. An ore screening apparatus according to claim 1, wherein: the caliber of the discharge hole is larger than that of the feed hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311584415.3A CN117399270A (en) | 2023-11-25 | 2023-11-25 | Ore screening equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311584415.3A CN117399270A (en) | 2023-11-25 | 2023-11-25 | Ore screening equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117399270A true CN117399270A (en) | 2024-01-16 |
Family
ID=89496296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311584415.3A Pending CN117399270A (en) | 2023-11-25 | 2023-11-25 | Ore screening equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117399270A (en) |
-
2023
- 2023-11-25 CN CN202311584415.3A patent/CN117399270A/en active Pending
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| PB01 | Publication | ||
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