CN113634353A - Ore grinding device with regrinding mechanism - Google Patents
Ore grinding device with regrinding mechanism Download PDFInfo
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- CN113634353A CN113634353A CN202110876957.2A CN202110876957A CN113634353A CN 113634353 A CN113634353 A CN 113634353A CN 202110876957 A CN202110876957 A CN 202110876957A CN 113634353 A CN113634353 A CN 113634353A
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- Prior art keywords
- screening
- regrinding
- pipe
- hopper
- cyclone
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- 238000000227 grinding Methods 0.000 title claims abstract description 31
- 238000012216 screening Methods 0.000 claims abstract description 93
- 239000002245 particle Substances 0.000 claims abstract description 20
- 239000002002 slurry Substances 0.000 claims abstract description 14
- 238000004891 communication Methods 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 24
- 238000000498 ball milling Methods 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 238000013016 damping Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 239000004576 sand Substances 0.000 abstract description 20
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 8
- 239000011707 mineral Substances 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000011362 coarse particle Substances 0.000 abstract 3
- 239000004744 fabric Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 3
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
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- 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
- B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/10—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls with one or a few disintegrating members arranged in the container
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
Abstract
The invention discloses an ore grinding device with a regrinding mechanism, which comprises a supporting mechanism, wherein a cyclone mechanism used for sorting slurry particles is arranged at the upper end of the supporting mechanism, a screening mechanism used for screening the slurry particles at the sorting position is arranged at the lower side of the cyclone mechanism, a regrinding mechanism used for regrinding the large particles screened by the screening mechanism is arranged at one side of the screening mechanism, and a circulating communication mechanism used for communicating the feeding end of the cyclone mechanism with the discharge end of the regrinding mechanism, and communicating the discharge end of the screening mechanism with the feeding end of the regrinding mechanism. After the settled sand is screened by the cyclone mechanism, the settled sand enters the screening mechanism at the lower side for screening, qualified size fractions are screened in the collecting box for fine screening, coarse particles are sent to the regrinding mechanism through the circulating communication mechanism for regrinding, and the ground coarse particles enter the cyclone mechanism for screening in a circulating mode, so that the screened product has stable particle size, is not mixed with coarse particle minerals and is more beneficial to sorting.
Description
Technical Field
The invention relates to the technical field of molybdenum concentrate processing, in particular to an ore grinding device with a regrinding mechanism.
Background
In the molybdenum ore crushing process, the size of the product discharged after grinding from the grinding mill is coarse and fine due to the difference of physical properties and embedded particle sizes of various minerals. At present, ore particles are mainly sorted by a spiral classifier and a hydrocyclone, and the spiral classifier and the hydrocyclone are equipment for classifying materials according to a sedimentation rule and can be used for primary and secondary grinding classification effects, but when the materials are ground in concentrate, the classification effect is poor, the classification precision is low, and reverse enrichment of useful minerals in settled sand is often caused. The dense Shu of the useful minerals is large, and the reverse enrichment phenomenon in the sand is serious. This not only causes the over-pulverization of useful minerals and affects the selection process index, but also reduces the processing capacity of the ore mill and increases the ore milling energy consumption, but also brings difficulties to the subsequent operations such as selection and dehydration and increases the loss of useful components in the fine particles.
Disclosure of Invention
The present invention has been made to solve the above problems, and an object of the present invention is to provide an ore grinding apparatus having a regrinding mechanism.
The invention realizes the purpose through the following technical scheme:
an ore grinding device with a regrinding mechanism comprises a supporting mechanism, wherein a rotational flow mechanism used for sorting slurry particles is arranged at the upper end of the supporting mechanism, a screening mechanism used for screening the slurry particles at the sorting position is arranged at the lower side of the rotational flow mechanism, a regrinding mechanism used for regrinding the large particles screened by the screening mechanism and a circulating communication mechanism used for communicating the feeding end of the rotational flow mechanism with the discharging end of the regrinding mechanism and the discharging end of the screening mechanism with the feeding end of the regrinding mechanism are arranged at one side of the screening mechanism, and the supporting mechanism is connected with the screening mechanism and the rotational flow mechanism;
the supporting mechanism comprises a bottom frame, and a support frame is arranged at the upper end of the bottom frame; the screening mechanism comprises a connecting seat, a screening frame is arranged on the connecting seat and is through up and down, a screen is arranged on the inner side of the screening frame, a flow guide hopper is arranged on the front side of the screening frame, a collecting box is arranged on the lower side of the screen, a propeller outlet pipe is arranged at the lower end of the collecting box, and a vibration motor is arranged at the upper end of the screening frame;
the cyclone mechanism comprises a cylindrical pipe provided with a feeding hole, the lower end of the cylindrical pipe is sequentially provided with conical pipes with gradually reduced outer diameters, the upper end of the center of the cylindrical pipe is provided with an overflow pipe, one end of the overflow pipe is provided with a material collecting box, and one side of the material collecting box is provided with a discharge pipe;
the regrinding mechanism comprises a supporting seat which is symmetrically arranged in front and back, a ball-milling roller is arranged on the supporting seat, a large gear is arranged on the outer wall of the front side of the ball-milling roller, a transmission gear is arranged on one side of the large gear, and the transmission gear is arranged on an output shaft of the motor;
circulation feed mechanism is including setting up the first collection case of water conservancy diversion fill downside, first collection case upper end is provided with the hopper, first collection case one side is provided with the first pump body, first pump body discharge end is provided with first conveyer pipe, first conveyer pipe with ball-milling drum's feed end is connected, ball-milling drum's discharge end is provided with communicating pipe, the other end of communicating pipe is provided with the second and collects the case, second collection case upper end is provided with the second pump body, the discharge end of the second pump body with be provided with the second conveyer pipe between the feed inlet of cylinder pipe.
Further setting: the screen cloth is 3-5 degrees of inclination with the horizontal plane and is set up, just the screen cloth least significant end is towards the water conservancy diversion fill.
So set up, make through the grit that the conical tube lower extreme of whirl mechanism fell screens through the screen cloth is in the position of leading the stream hopper gathers.
Further setting: the screen cloth upside is located the whirl mechanism downside is provided with the shunt, both sides all are provided with the anchor strut around between the screening frame.
So set up, be convenient for pass through the sand setting that the whirl mechanism fell passes through the shunt is equallyd divide be in on the screen cloth, through the anchor strut improves the overall structure intensity of screening frame.
Further setting: the flow divider is an inclined plate, and the inclined inclination of the inclined plate is opposite to that of the screen.
So set up, make the swash plate leads the settled sand that falls to the screen cloth upside, then sieve downwards gradually under vibrations.
Further setting: the flow divider is a conical plate, the upper side of the conical plate is a small end, and a connecting rod fixed with the conical pipe is arranged at the upper end of the conical plate.
So set up, make the settled sand that falls through conical plate divides the flow direction all around, then sieve downwards gradually under vibrations.
Further setting: the area of the collecting box is larger than that of the screen, and the front side and the rear side of the bottom of the collecting box are obliquely arranged.
So set up, make the screen cloth screening fine material that falls all fall in the collecting box utilizes.
Further setting: the hopper is welded with the first collecting box, the hopper is a conical hopper, and the caliber of the hopper is larger than the vibration area of the flow guide hopper.
By the arrangement, the slurry collected in the diversion hopper and needing to be ground again is completely guided and collected by the hopper.
Further setting: the vibrating motor is arranged at two positions on the screening frame, and a damping spring is arranged between the connecting seat and the underframe.
So set up, improve the shock strength of screening frame carries out abundant screening to the grit material.
Further setting: the second conveying pipe is connected with the discharge end of the second pump body and the feed end of the cylindrical pipe through flanges.
So set up, be convenient for to the second conveyer pipe with the discharge end of the second pump body, the connection of the feed end of cylinder pipe is fixed.
Further setting: the front end and the rear end of the screening frame are provided with baffles, and the height of the rear side baffle is larger than that of the front side baffle.
So set up, to the sand setting material that falls carry out the front and back when falling and screening and block, prevent to leak.
Compared with the prior art, the invention has the following beneficial effects:
after screening the settled sand through the cyclone mechanism, the settled sand is enabled to enter the screening mechanism on the lower side for screening, qualified grain size is screened into the collection box for fine selection, coarse grains are sent into the regrinding mechanism through the circulating communication mechanism for regrinding, and the regrinding is conducted after grinding and then enters the cyclone mechanism for screening, so that the screened materials are classified according to size and are not influenced by the density of the ore grains, the accumulation of heavy minerals in returned sand can be greatly reduced, the probability that the heavy minerals are sent back to the regrinding machine for regrinding is reduced, the granularity of undersize products is stable, the coarse grain minerals are not mixed, and the sorting is more favorable.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a first structural schematic view of an ore grinding apparatus of embodiment 1 having a regrinding mechanism according to the present invention;
fig. 2 is a second structural schematic view of an ore grinding apparatus according to embodiment 1 of the present invention having a regrinding mechanism;
fig. 3 is a schematic top view of the ore grinding apparatus of embodiment 1 having a regrinding mechanism according to the present invention;
fig. 4 is a schematic front view of the structure of an ore grinding apparatus according to embodiment 1 of the present invention;
fig. 5 is a partial structural schematic view of a sieving mechanism of an ore grinding apparatus of embodiment 1 having a regrinding mechanism according to the present invention;
fig. 6 is a schematic structural view of an ore grinding apparatus of embodiment 2 having a regrinding mechanism according to the present invention;
fig. 7 is a schematic structural view of a right side view of an ore grinding apparatus according to embodiment 2 of the present invention, which has a regrinding mechanism;
fig. 8 is a partial structural schematic view of a screening mechanism of an ore grinding apparatus of embodiment 2 having a regrinding mechanism according to the present invention.
The reference numerals are explained below:
1. a support mechanism; 11. a chassis; 12. a support frame; 2. a screening mechanism; 21. a connecting seat; 22. screening the frame; 23. screening a screen; 24. a flow guide hopper; 25. a collection box; 26. a propeller outlet pipe; 27. a reinforcing rod; 28. a flow divider; 29. vibrating a motor; 3. a swirling mechanism; 31. a cylindrical tube; 32. a tapered tube; 33. an overflow pipe; 34. a material collecting box; 35. a discharge pipe; 4. a regrinding mechanism; 41. a supporting seat; 42. a ball milling roller; 43. a bull gear; 44. a transfer gear; 45. an electric motor; 5. a circulating communication mechanism; 51. a first collection tank; 52. a first pump body; 53. a first delivery pipe; 54. a second collection tank; 55. a second pump body; 56. a second delivery pipe; 57. a communicating pipe; 58. and (4) a hopper.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The invention will be further described with reference to the accompanying drawings in which:
example 1
As shown in fig. 1-5, an ore grinding device with a regrinding mechanism comprises a supporting mechanism 1, a cyclone mechanism 3 for sorting slurry particles is arranged at the upper end of the supporting mechanism 1, a screening mechanism 2 for screening the slurry particles at the sorting position is arranged at the lower side of the cyclone mechanism 3, a regrinding mechanism 4 for regrinding the large particles screened by the screening mechanism 2 is arranged at one side of the screening mechanism 2, and a circulating communication mechanism 5 for communicating the feeding end of the cyclone mechanism 3 with the discharging end of the regrinding mechanism 4 and the discharging end of the screening mechanism 2 with the feeding end of the regrinding mechanism 4, wherein the supporting mechanism 1 is connected with the screening mechanism 2 and the cyclone mechanism 3;
the supporting mechanism 1 comprises a bottom frame 11, and a support frame 12 is arranged at the upper end of the bottom frame 11; the screening mechanism 2 comprises a connecting seat 21, a screening frame 22 is arranged on the connecting seat 21, the screening frame 22 is through up and down, a screen 23 is arranged on the inner side of the screening frame 22, a flow guide hopper 24 is arranged on the front side of the screening frame 22 and used for collecting and gathering materials on the screen 23, a collecting box 25 is arranged on the lower side of the screen 23, a paddle outlet pipe 26 is arranged at the lower end of the collecting box 25, and a vibration motor 29 is arranged at the upper end of the screening frame 22 and used for providing vibration power for the screening frame 22;
the cyclone mechanism 3 comprises a cylindrical pipe 31 provided with a feeding hole, the lower end of the cylindrical pipe 31 is sequentially provided with a conical pipe 32 with the outer diameter gradually reduced, the upper end of the center of the cylindrical pipe 31 is provided with an overflow pipe 33, one end of the overflow pipe 33 is provided with a material collecting box 34, and one side of the material collecting box 34 is provided with a discharge pipe 35;
the regrinding mechanism 4 comprises a supporting seat 41 which is symmetrically arranged in front and back, a ball milling roller 42 is arranged on the supporting seat 41, a large gear 43 is arranged on the outer wall of the front side of the ball milling roller 42, a transmission gear 44 is arranged on one side of the large gear 43 and used for transmitting rotary power, and the transmission gear 44 is arranged on an output shaft of a motor 45;
the circulation communicating mechanism 5 comprises a first collecting box 51 arranged on the lower side of the flow guide hopper 24, a hopper 58 is arranged at the upper end of the first collecting box 51, a first pump body 52 is arranged on one side of the first collecting box 51, a first conveying pipe 53 is arranged at the discharge end of the first pump body 52, the first conveying pipe 53 is connected with the feed end of the ball-milling roller 42, a communicating pipe 57 is arranged at the discharge end of the ball-milling roller 42, a second collecting box 54 is arranged at the other end of the communicating pipe 57, a second pump body 55 is arranged at the upper end of the second collecting box 54, and a second conveying pipe 56 is arranged between the discharge end of the second pump body 55 and the feed inlet of the cylindrical pipe 31.
Preferably: the screen 23 and the horizontal plane are arranged in an inclination of 3-5 degrees, and the lowest end of the screen 23 faces the diversion hopper 24, so that the settled sand falling from the lower end of the conical pipe 32 of the cyclone mechanism 3 is screened by the screen 23 and collected at the diversion hopper 24; the upper side of the screen 23 is provided with a flow divider 28 at the lower side of the cyclone mechanism 3, reinforcing rods 27 are arranged at the front side and the rear side between the screening frames 22, so that settled sand falling down through the cyclone mechanism 3 is uniformly divided on the screen 23 through the flow divider 28, and the overall structural strength of the screening frames 22 is improved through the reinforcing rods 27; the flow divider 28 is an inclined plate, and the inclined plate has an inclination opposite to that of the screen 23, so that the inclined plate guides the falling settled sand to the upper side of the screen 23, and then the settled sand is gradually screened downwards under vibration; the area of the collecting box 25 is larger than that of the screen 23, and the front side and the rear side of the bottom of the collecting box 25 are obliquely arranged, so that fine materials screened by the screen 23 fall into the collecting box 25 for utilization; the hopper 58 is welded with the first collecting box 51, the hopper 58 is a conical hopper, the caliber of the hopper 58 is larger than the vibration area of the diversion hopper 24, so that the hopper 58 can completely guide and collect the slurry which is concentrated in the diversion hopper 24 and needs to be ground again; the vibration motor 29 is provided with two positions on the screening frame 22, and a damping spring is arranged between the connecting seat 21 and the underframe 11, so that the vibration strength of the screening frame 22 is improved, and settled sand is sufficiently screened; the second delivery pipe 56 is connected with the discharge end of the second pump body 55 and the feed end of the cylindrical pipe 31 through flanges, so that the second delivery pipe 56 is conveniently and fixedly connected with the discharge end of the second pump body 55 and the feed end of the cylindrical pipe 31; both ends all are provided with the baffle around screening frame 22, and the height that highly is greater than the front side baffle of rear side baffle blocks around falling and screening the grit material that falls, prevents to leak.
Example 2
As shown in fig. 6-8, an ore grinding device with a regrinding mechanism comprises a supporting mechanism 1, a cyclone mechanism 3 for sorting slurry particles is arranged at the upper end of the supporting mechanism 1, a screening mechanism 2 for screening the slurry particles at the sorting position is arranged at the lower side of the cyclone mechanism 3, a regrinding mechanism 4 for regrinding the large particles screened by the screening mechanism 2 is arranged at one side of the screening mechanism 2, and a circulating communication mechanism 5 for communicating the feeding end of the cyclone mechanism 3 with the discharging end of the regrinding mechanism 4 and the discharging end of the screening mechanism 2 with the feeding end of the regrinding mechanism 4, wherein the supporting mechanism 1 is connected with the screening mechanism 2 and the cyclone mechanism 3;
the supporting mechanism 1 comprises a bottom frame 11, and a support frame 12 is arranged at the upper end of the bottom frame 11; the screening mechanism 2 comprises a connecting seat 21, a screening frame 22 is arranged on the connecting seat 21, the screening frame 22 is through up and down, a screen 23 is arranged on the inner side of the screening frame 22, a flow guide hopper 24 is arranged on the front side of the screening frame 22 and used for collecting and gathering materials on the screen 23, a collecting box 25 is arranged on the lower side of the screen 23, a paddle outlet pipe 26 is arranged at the lower end of the collecting box 25, and a vibration motor 29 is arranged at the upper end of the screening frame 22 and used for providing vibration power for the screening frame 22;
the cyclone mechanism 3 comprises a cylindrical pipe 31 provided with a feeding hole, the lower end of the cylindrical pipe 31 is sequentially provided with a conical pipe 32 with the outer diameter gradually reduced, the upper end of the center of the cylindrical pipe 31 is provided with an overflow pipe 33, one end of the overflow pipe 33 is provided with a material collecting box 34, and one side of the material collecting box 34 is provided with a discharge pipe 35;
the regrinding mechanism 4 comprises a supporting seat 41 which is symmetrically arranged in front and back, a ball milling roller 42 is arranged on the supporting seat 41, a large gear 43 is arranged on the outer wall of the front side of the ball milling roller 42, a transmission gear 44 is arranged on one side of the large gear 43 and used for transmitting rotary power, and the transmission gear 44 is arranged on an output shaft of a motor 45;
the circulation communicating mechanism 5 comprises a first collecting box 51 arranged on the lower side of the flow guide hopper 24, a hopper 58 is arranged at the upper end of the first collecting box 51, a first pump body 52 is arranged on one side of the first collecting box 51, a first conveying pipe 53 is arranged at the discharge end of the first pump body 52, the first conveying pipe 53 is connected with the feed end of the ball-milling roller 42, a communicating pipe 57 is arranged at the discharge end of the ball-milling roller 42, a second collecting box 54 is arranged at the other end of the communicating pipe 57, a second pump body 55 is arranged at the upper end of the second collecting box 54, and a second conveying pipe 56 is arranged between the discharge end of the second pump body 55 and the feed inlet of the cylindrical pipe 31.
Preferably: the screen 23 and the horizontal plane are arranged in an inclination of 3-5 degrees, and the lowest end of the screen 23 faces the diversion hopper 24, so that the settled sand falling from the lower end of the conical pipe 32 of the cyclone mechanism 3 is screened by the screen 23 and collected at the diversion hopper 24; the upper side of the screen 23 is provided with a flow divider 28 at the lower side of the cyclone mechanism 3, reinforcing rods 27 are arranged at the front side and the rear side between the screening frames 22, so that settled sand falling down through the cyclone mechanism 3 is uniformly divided on the screen 23 through the flow divider 28, and the overall structural strength of the screening frames 22 is improved through the reinforcing rods 27; the flow divider 28 is a conical plate, the upper side of the conical plate is a small end, and the upper end of the conical plate is provided with a connecting rod fixed with the conical pipe 32, so that the fallen settled sand flows around through the conical plate in a divided manner and then is gradually screened downwards under the vibration; the area of the collecting box 25 is larger than that of the screen 23, and the front side and the rear side of the bottom of the collecting box 25 are obliquely arranged, so that fine materials screened by the screen 23 fall into the collecting box 25 for utilization; the hopper 58 is welded with the first collecting box 51, the hopper 58 is a conical hopper, the caliber of the hopper 58 is larger than the vibration area of the diversion hopper 24, so that the hopper 58 can completely guide and collect the slurry which is concentrated in the diversion hopper 24 and needs to be ground again; the vibration motor 29 is provided with two positions on the screening frame 22, and a damping spring is arranged between the connecting seat 21 and the underframe 11, so that the vibration strength of the screening frame 22 is improved, and settled sand is sufficiently screened; the second delivery pipe 56 is connected with the discharge end of the second pump body 55 and the feed end of the cylindrical pipe 31 through flanges, so that the second delivery pipe 56 is conveniently and fixedly connected with the discharge end of the second pump body 55 and the feed end of the cylindrical pipe 31; both ends all are provided with the baffle around screening frame 22, and the height that highly is greater than the front side baffle of rear side baffle blocks around falling and screening the grit material that falls, prevents to leak.
The working principle and the using process of the invention are as follows: the thick liquids after will tentatively grinding let in whirl mechanism 3 in cylinder 31, carry out cyclone in the conical tube 32, make the fine material discharge through upside overflow pipe 33, the grit falls through the conical tube 32 of lower extreme, driving through the shock dynamo 29 of screening mechanism 2 and screening frame 22 vibrations, the grit that makes to fall passes through screen cloth 23 screening, make the qualified material grain of granularity fall into collecting box 25, the material grain of big granularity gets into first collection box 51 through the water conservancy diversion fill 24, then send the big ground paste of granularity into ball-milling cylinder 42 of regrinding mechanism 4 through first pump body 52 and grind once more, send into whirl mechanism 3 through second pump body 55 after the grinding once more and screen, until making the particle diameter all pass through the screening of screen cloth 23.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (10)
1. The utility model provides a grind ore device with regrinding mechanism which characterized in that: the slurry particle separating device comprises a supporting mechanism (1), wherein a cyclone mechanism (3) used for separating slurry particles is arranged at the upper end of the supporting mechanism (1), a screening mechanism (2) used for screening the separated slurry particles is arranged at the lower side of the cyclone mechanism (3), a regrinding mechanism (4) used for regrinding the large particles screened by the screening mechanism (2) is arranged on one side of the screening mechanism (2), and a circulating communication mechanism (5) used for communicating the feeding end of the cyclone mechanism (3) with the discharging end of the regrinding mechanism (4), the discharging end of the screening mechanism (2) with the feeding end of the regrinding mechanism (4), and the supporting mechanism (1) is connected with the screening mechanism (2) and the cyclone mechanism (3);
the supporting mechanism (1) comprises an underframe (11), and a support frame (12) is arranged at the upper end of the underframe (11); the screening mechanism (2) comprises a connecting seat (21), a screening frame (22) is arranged on the connecting seat (21), the screening frame (22) is through up and down, a screen (23) is arranged on the inner side of the screening frame (22), a flow guide hopper (24) is arranged on the front side of the screening frame (22), a collecting box (25) is arranged on the lower side of the screen (23), a propeller outlet pipe (26) is arranged at the lower end of the collecting box (25), and a vibration motor (29) is arranged at the upper end of the screening frame (22);
the cyclone mechanism (3) comprises a cylindrical pipe (31) provided with a feeding hole, a conical pipe (32) with gradually reduced outer diameter is sequentially arranged at the lower end of the cylindrical pipe (31), an overflow pipe (33) is arranged at the upper end of the center of the cylindrical pipe (31), a material collecting box (34) is arranged at one end of the overflow pipe (33), and a discharge pipe (35) is arranged at one side of the material collecting box (34);
the regrinding mechanism (4) comprises supporting seats (41) which are symmetrically arranged in the front and back, a ball milling roller (42) is arranged on each supporting seat (41), a large gear (43) is arranged on the outer wall of the front side of each ball milling roller (42), a transmission gear (44) is arranged on one side of each large gear (43), and each transmission gear (44) is installed on an output shaft of a motor (45);
circulation coupling mechanism (5) are including setting up first collection case (51) of water conservancy diversion fill (24) downside, first collection case (51) upper end is provided with hopper (58), first collection case (51) one side is provided with first pump body (52), first pump body (52) discharge end is provided with first conveyer pipe (53), first conveyer pipe (53) with the feed end of ball-milling cylinder (42) is connected, the discharge end of ball-milling cylinder (42) is provided with communicating pipe (57), the other end of communicating pipe (57) is provided with second collection case (54), second collection case (54) upper end is provided with the second pump body (55), the discharge end of the second pump body (55) with be provided with second conveyer pipe (56) between the feed inlet of cylinder (31).
2. A grinding apparatus having a regrinding mechanism as set forth in claim 1, wherein: the screen (23) and the horizontal plane are arranged in a 3-5 degree inclination, and the lowest end of the screen (23) faces the flow guide hopper (24).
3. A grinding apparatus having a regrinding mechanism as set forth in claim 2, wherein: the upper side of the screen (23) is located at the lower side of the cyclone mechanism (3) and is provided with a flow divider (28), and reinforcing rods (27) are arranged on the front side and the rear side between the screening frames (22).
4. A grinding apparatus having a regrinding mechanism as set forth in claim 3, wherein: the flow divider (28) is an inclined plate, and the inclined plate and the screen (23) are inclined oppositely.
5. A grinding apparatus having a regrinding mechanism as set forth in claim 3, wherein: the flow divider (28) is a conical plate, the upper side of the conical plate is a small end, and a connecting rod fixed with the conical pipe (32) is arranged at the upper end of the conical plate.
6. A grinding apparatus having a regrinding mechanism as set forth in claim 1, wherein: the area of the collection box (25) is larger than that of the screen (23), and the front side and the rear side of the bottom of the collection box (25) are obliquely arranged.
7. A grinding apparatus having a regrinding mechanism as set forth in claim 1, wherein: the hopper (58) is welded with the first collecting box (51), the hopper (58) is a conical hopper, and the caliber of the hopper (58) is larger than the vibration area of the flow guide hopper (24).
8. A grinding apparatus having a regrinding mechanism as set forth in claim 1, wherein: the screening frame (22) is provided with two positions of the vibration motor (29), and a damping spring is arranged between the connecting seat (21) and the bottom frame (11).
9. A grinding apparatus having a regrinding mechanism as set forth in claim 1, wherein: the second conveying pipe (56) is connected with the discharge end of the second pump body (55) and the feed end of the cylindrical pipe (31) through flanges.
10. A grinding apparatus having a regrinding mechanism as set forth in claim 1, wherein: the front end and the rear end of the screening frame (22) are provided with baffles, and the height of the rear side baffle is greater than that of the front side baffle.
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| CN202110876957.2A CN113634353A (en) | 2021-07-31 | 2021-07-31 | Ore grinding device with regrinding mechanism |
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| CN202110876957.2A CN113634353A (en) | 2021-07-31 | 2021-07-31 | Ore grinding device with regrinding mechanism |
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Cited By (1)
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|---|---|---|---|---|
| CN114405616A (en) * | 2022-02-08 | 2022-04-29 | 黄超 | Centralized alumina powder ball mill |
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