CN210207151U - Fine crushing device for three-section tailing discarding process - Google Patents
Fine crushing device for three-section tailing discarding process Download PDFInfo
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- CN210207151U CN210207151U CN201921008655.8U CN201921008655U CN210207151U CN 210207151 U CN210207151 U CN 210207151U CN 201921008655 U CN201921008655 U CN 201921008655U CN 210207151 U CN210207151 U CN 210207151U
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Abstract
The utility model discloses a device in small, broken bits of tail technology is thrown to three-section relates to ore processing technology field. The fine crushing device for the three-section tailing throwing process comprises a shell, wherein a feeding port is formed in the top of the shell, a filter screen plate is movably connected to the top of the shell through a spring hinge, a vibration exciter is arranged in an inner cavity of the shell, the top of the vibration exciter is in contact with the bottom of the filter screen plate, a crushing mechanism is fixedly connected to the inner cavity of the shell through bolts, and a driving mechanism is fixedly connected to the bottom of the inner cavity of the shell. This fine crushing device of tail technology is thrown to three-section, through the improvement of rubbing crusher structure, very big increase the efficiency of fine crushing operation when guaranteeing fine crushing effect to increased the utilization ratio of raw materials, can be fine improve the utilization ratio of iron ore under the prerequisite of guaranteeing work efficiency, thereby guaranteed fine tailings yield and simultaneously can be fine guarantee the effective value of iron grade, improved product quality when improving work efficiency.
Description
Technical Field
The utility model relates to an ore processing technology field specifically is a device in small, broken bits of tail technology is thrown to three-section.
Background
Iron ore is an important raw material of iron and steel production enterprises, natural ore is gradually separated out iron through procedures of crushing, grinding, magnetic separation, flotation, gravity separation and the like, the iron ore is a mineral aggregate containing iron simple substances or iron compounds and capable of being economically utilized, and during the processing process of the iron ore, coarse tailings, fine tailings and lump tailings in the iron ore are mainly collected and generally operated in modes of multiple filtering, magnetic separation, crushing and the like.
In the prior art, only simple operations such as filtering, crushing and magnetic separation are adopted, the utilization rate of iron ore is difficult to improve well on the premise of ensuring the working efficiency, so that the effective value of the iron grade is difficult to ensure well under the condition of low yield of fine tailings, and the product quality is reduced while the working efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a tail technology's device in small, broken bits has solved in prior art, only adopts simple filtration and operation such as crushing, magnetic separation, is difficult to fine improvement iron ore's utilization ratio under the prerequisite of guaranteeing work efficiency to lead to thin tailings productivity to hang down and be difficult to fine assurance iron grade's effective value, reduced product quality's problem when reducing work efficiency.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a fine crushing device for a three-section tailing discarding process comprises a shell, wherein the top of the shell is provided with a feeding port, the top of the shell is movably connected with a filter screen plate through a spring hinge, the inner cavity of the shell is provided with a vibration exciter, the top of the vibration exciter is contacted with the bottom of the filter screen plate, the inner cavity of the shell is fixedly connected with a crushing mechanism through bolts, the bottom of the inner cavity of the shell is fixedly connected with a driving mechanism, the output end of the driving mechanism is fixedly connected with a rotating shaft through a coupler, the top end of the rotating shaft is fixedly connected with the crushing mechanism, the surface of the rotating shaft is sleeved with a sliding plate, the right side of the shell is provided with a discharge hole, the shell is provided with a protection plate, and the sliding plate and the protection plate are matched with the discharge port, a control mechanism is arranged on the left side of the shell, and the control mechanism is electrically connected with the driving mechanism and the vibration exciter respectively.
Rubbing crusher constructs including crushing shell, crushing shell's inner wall is provided with crushing tooth, crushing shell's inner chamber is provided with the rotor plate, grind roller and three marginal crushing roller through pivot swing joint one center respectively on the rotor plate, central crushing roller all is provided with crushing tooth on the edge crushing roller, and central crushing roller respectively with marginal crushing roller with smash tooth meshing, crushing shell's inner chamber and the bottom that is located central crushing roller are provided with the current-limiting otter board, the top of axis of rotation run through the current-limiting otter board and smash roller fixed connection with the center.
Preferably, the included angle of the filter screen plate relative to the horizontal plane is thirty degrees.
Preferably, the surface cover of axis of rotation is equipped with spacing pipe, and the inner wall fixed connection of spacing pipe and shell.
(III) advantageous effects
The utility model provides a fine crushing device for three-section tailing discarding process. The method has the following beneficial effects: this fine crushing device of tail technology is thrown to three-section, through the improvement of rubbing crusher structure, very big increase the efficiency of fine crushing operation when guaranteeing fine crushing effect to increased the utilization ratio of raw materials, can be fine improve the utilization ratio of iron ore under the prerequisite of guaranteeing work efficiency, thereby guaranteed fine tailings yield and simultaneously can be fine guarantee the effective value of iron grade, improved product quality when improving work efficiency.
Drawings
FIG. 1 is a schematic structural diagram of a fine crushing device of the three-stage tailing discarding process of the present invention;
fig. 2 is a schematic structural diagram of the crushing mechanism of the present invention.
In the figure: 1. a housing; 2. a feeding port; 3. a filter screen plate; 4. a vibration exciter; 5. a crushing mechanism; 51. an edge grinding roller; 52. a central pulverizing roller; 53. a rotating plate; 54. crushing the shell; 55. crushing teeth; 56. a flow-limiting screen plate; 6. a drive mechanism; 7. a rotating shaft; 8. a material sliding plate; 9. a discharge port; 10. a protection plate; 11. a control mechanism; 12. and a limiting pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a fine crushing device for a three-section tailing throwing process comprises a shell 1, wherein a feeding port 2 is formed in the top of the shell 1, the top of the shell 1 is movably connected with a filter screen plate 3 through a spring hinge, an included angle of the filter screen plate 3 relative to a horizontal plane is thirty degrees, a vibration exciter 4 is arranged in an inner cavity of the shell 1, the top of the vibration exciter 4 is contacted with the bottom of the filter screen plate 3, an inner cavity of the shell 1 is fixedly connected with a crushing mechanism 5 through bolts, the bottom of the inner cavity of the shell 1 is fixedly connected with a driving mechanism 6, an output end of the driving mechanism 6 is fixedly connected with a rotating shaft 7 through a coupler, a limiting pipe 12 is sleeved on the surface of the rotating shaft 7, the limiting pipe 12 is fixedly connected with the inner wall of the shell 1 and used for limiting the position of the rotating shaft 7, the top end of the rotating shaft 7 is fixedly connected, be provided with guard plate 10 on the shell 1, and smooth flitch 8 and guard plate 10 all set up with discharge gate 9 cooperation, and the left side of shell 1 is provided with control mechanism 11, and control mechanism 11 respectively with actuating mechanism 6 and vibration exciter 4 electric connection.
The crushing mechanism 5 comprises a crushing shell 54, crushing teeth 55 are arranged on the inner wall of the crushing shell 54, a rotating plate 53 is arranged in an inner cavity of the crushing shell 54, a central crushing roller 52 and three edge crushing rollers 51 are movably connected to the rotating plate 53 through rotating shafts respectively, crushing teeth are arranged on the central crushing roller 52 and the edge crushing rollers 51 respectively, the central crushing roller 52 is meshed with the edge crushing rollers 51 and the crushing teeth 55 respectively, a flow limiting screen plate 56 is arranged in the inner cavity of the crushing shell 54 and located at the bottom of the central crushing roller 52, and the top end of the rotating shaft 7 penetrates through the flow limiting screen plate 56 and is fixedly connected with the central crushing roller 52.
A three-section tailing discarding process comprises a fine crushing device of the three-section tailing discarding process, and adopts the following method:
s1, carrying out coarse crushing and intermediate crushing on the mixture of the raw materials of iron ore and waste stone in sequence to obtain a first product;
s2, carrying out screening operation;
s3, performing dry polishing operation on the oversize product obtained in the step S2, removing lump tailings generated after the dry polishing, performing fine crushing operation by using a fine crushing device of a three-section tailing polishing process, and then performing step S2 again on the product after the fine crushing operation;
s4, carrying out dry polishing operation on the undersize obtained in the step S2, and removing coarse tailings generated after the dry polishing operation, thereby obtaining a second product;
s5, performing roller milling and wet scattering operation;
s6, carrying out wet screening operation on the product obtained in the step S5, and carrying out step S5 again on oversize products;
s7, carrying out medium magnetic separation for 0.4T on the undersize product obtained in the step S6, and removing the fine iron ore obtained after the operation so as to obtain a third product;
s8, wet screening the third product obtained in the step S7, wherein the undersize is wet tailings, and the oversize is fine tailings, so that the processing operation is completed.
When the fine crushing device of the three-section tailing throwing process works, the driving mechanism 6 and the vibration exciter 4 are controlled to work through the control mechanism 11, the driving mechanism 6 drives the rotating shaft 7 to rotate, so that the central crushing roller 52 rotates, the edge crushing roller 51 rotates around the central crushing roller 52 under the action of the edge crushing roller 51 and the crushing teeth 55, raw materials are poured in through the feeding port 2, the filtering operation is carried out under the action of the filter screen plate 3, the filtering effect is enhanced under the action of the vibration exciter 4, undersize materials filtered by the filter screen plate 3 are directly discharged through the discharging port 9, so that the crushing efficiency is improved through the crushing mechanism 5, oversize materials of the filter screen plate 3 slide into the crushing mechanism 5 and are crushed under the action of the central crushing roller 52, the edge crushing roller 51 and the crushing teeth 55, the crushed product slides down through the sliding material plate 8 and is discharged through the discharge port 9, thereby performing fine crushing operation.
In conclusion, the fine crushing device for the three-section tailing discarding process greatly increases the efficiency of fine crushing operation while ensuring the fine crushing effect through the improvement of the crushing mechanism 5, thereby increasing the utilization rate of raw materials, improving the utilization rate of iron ore on the premise of ensuring the working efficiency, ensuring the yield of fine tailings, well ensuring the effective value of iron grade, and improving the product quality while improving the working efficiency.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a fine crushing device of three-section tailing process, includes shell (1), its characterized in that: the material inlet (2) is formed in the top of the shell (1), the filter screen plate (3) is movably connected to the top of the shell (1) through a spring hinge, a vibration exciter (4) is arranged in an inner cavity of the shell (1), the top of the vibration exciter (4) is in contact with the bottom of the filter screen plate (3), a crushing mechanism (5) is fixedly connected to the inner cavity of the shell (1) through bolts, a driving mechanism (6) is fixedly connected to the bottom of the inner cavity of the shell (1), an output end of the driving mechanism (6) is fixedly connected with a rotating shaft (7) through a coupler, the top end of the rotating shaft (7) is fixedly connected with the crushing mechanism (5), a material sliding plate (8) is sleeved on the surface of the rotating shaft (7), a material outlet (9) is formed in the right side of the shell (1), and a, the material sliding plate (8) and the protection plate (10) are matched with the material outlet (9), a control mechanism (11) is arranged on the left side of the shell (1), and the control mechanism (11) is electrically connected with the driving mechanism (6) and the vibration exciter (4) respectively;
crushing mechanism (5) are including crushing shell (54), the inner wall of crushing shell (54) is provided with crushing tooth (55), the inner chamber of crushing shell (54) is provided with rotor plate (53), there are one central crushing roller (52) and three marginal crushing roller (51) through pivot swing joint respectively on rotor plate (53), all be provided with crushing tooth on central crushing roller (52) and marginal crushing roller (51), and central crushing roller (52) mesh with marginal crushing roller (51) and crushing tooth (55) respectively, the inner chamber of crushing shell (54) and the bottom that is located central crushing roller (52) are provided with current-limiting otter board (56), the top of axis of rotation (7) runs through current-limiting otter board (56) and with central crushing roller (52) fixed connection.
2. The fine crushing device for the three-stage tailing discarding process according to claim 1, wherein: the included angle of the filter screen plate (3) relative to the horizontal plane is thirty degrees.
3. The fine crushing device for the three-stage tailing discarding process according to claim 1, wherein: the surface cover of axis of rotation (7) is equipped with spacing pipe (12), and the inner wall fixed connection of spacing pipe (12) and shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921008655.8U CN210207151U (en) | 2019-07-01 | 2019-07-01 | Fine crushing device for three-section tailing discarding process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921008655.8U CN210207151U (en) | 2019-07-01 | 2019-07-01 | Fine crushing device for three-section tailing discarding process |
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| CN210207151U true CN210207151U (en) | 2020-03-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110252493A (en) * | 2019-07-01 | 2019-09-20 | 安徽马钢张庄矿业有限责任公司 | A kind of three sections of process for discarding tailings and its device fine crushing used |
-
2019
- 2019-07-01 CN CN201921008655.8U patent/CN210207151U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110252493A (en) * | 2019-07-01 | 2019-09-20 | 安徽马钢张庄矿业有限责任公司 | A kind of three sections of process for discarding tailings and its device fine crushing used |
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