CN220215243U - Screen mesh for removing nickel blocks in nickel slag return material treated by vertical mill - Google Patents

Abstract

The utility model relates to a screen for removing nickel blocks in nickel slag return materials processed by a vertical mill, which comprises a lifting machine and a belt conveyor, wherein a blanking hopper is fixedly connected to the input end of the lifting machine, a collecting groove is arranged on the right side of the blanking hopper, a guide rail is fixedly connected to the outer side of the blanking hopper, a sliding block is slidably matched with the outer side of the guide rail, a vibrating screen is fixedly connected to the outer side of the sliding block, a driving motor is arranged on one side, far away from the collecting groove, of the vibrating screen, an eccentric wheel is fixedly arranged on an output shaft of the driving motor, a connecting rod is hinged to one side, far away from the driving motor, of the eccentric wheel, a universal joint is hinged to one end, far away from the eccentric wheel, of the connecting rod, and the universal joint is fixedly arranged on one side, far away from the vibrating screen. The vertical mill is used for treating the screen mesh for removing the nickel blocks in the nickel slag return material, and the nickel blocks are separated by the screen mesh, so that the nickel blocks in the return material can be prevented from returning to the mill, the grinding efficiency is improved, and the abrasion of the mill and the bouncing of the grinding roller are reduced.

Description

Screen mesh for removing nickel blocks in nickel slag return material treated by vertical mill

Technical Field

The utility model relates to the technical field of vertical mill waste residue treatment, in particular to a screen for removing nickel blocks in a nickel slag return material treated by a vertical mill.

Background

At present, in the process of grinding and processing nickel slag by adopting a vertical mill system, centrifugal force is formed by rotation of a grinding disc, heavier nickel slag and nickel-containing metal components are thrown out from the edge of the grinding disc and discharged to a return belt through a return port, then the nickel alloy with more iron components is adsorbed by an iron remover, and the return material is returned to a mill for continuous grinding.

However, in the ferronickel smelting process, nickel blocks with little iron content are often contained in the discharged nickel slag, the nickel blocks are mixed in the nickel slag, the magnetism is very low, although the nickel blocks can be discharged from a feed back opening of a mill during treatment, the subsequent iron remover cannot absorb the nickel blocks, the nickel blocks can continuously return to the mill, circularly enter and exit, the grinding efficiency is affected, the abrasion of the mill is accelerated, and even the grinding roller is broken, so that a screen for removing the nickel blocks in the nickel slag return material is treated by a vertical mill to solve the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a screen for removing nickel blocks in the nickel slag return material by a vertical mill, which has the advantage of high nickel block separation treatment efficiency, and solves the problem that the nickel slag cannot be separated out because of containing low magnetic nickel blocks in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a get rid of screen cloth of nickel piece in vertical mill processing nickel sediment feed back, includes lifting machine and band conveyer, fixedly connected with blanking fill on the input of lifting machine, the right side of blanking fill is provided with the collecting vat, blanking fill outside fixedly connected with guide rail, the outside sliding fit of guide rail has the slider, the outside fixedly connected with shale shaker of slider, one side that the collecting vat was kept away from to the shale shaker is provided with driving motor, fixed mounting has the eccentric wheel on driving motor's the output shaft, one side that driving motor was kept away from to the eccentric wheel articulates there is the connecting rod, the one end that the eccentric wheel was kept away from to the connecting rod articulates there is the universal joint, one side fixed mounting of universal joint and shale shaker.

Further, the vibrating screen is positioned on the feeding hole of the blanking hopper, and the angle of the vibrating screen is obliquely arranged.

Further, one end of the vibrating screen which is inclined downwards corresponds to the inner side of the collecting tank.

Further, the number of the guide rails is two, the number of the sliding blocks is four, and the two guide rails are respectively positioned at two sides of the bottom edge of the vibrating screen.

Further, the driving motor is fixedly mounted on the outer wall of the elevator.

Further, the belt conveyor is arranged on the upper side of the vibrating screen.

Compared with the prior art, the utility model provides a screen for removing nickel blocks in the nickel slag return material treated by a vertical mill, which has the following beneficial effects:

this remove screen cloth of nickel piece in vertical mill handles nickel sediment feed back, through increase a shale shaker in the feed back passageway of vertical mill waste residue processing, the mesh size of screen cloth sets up according to actual conditions, the shale shaker is driven by driving motor, eccentric wheel and connecting rod and is reciprocating motion, the feed back falls on the shale shaker, the feed back that the granularity is little can return the mill through blanking hopper and lifting machine, then can screen out the nickel piece that can not pass through the shale shaker and send the collecting vat, the screening separation efficiency of nickel piece is high, the feed back returns the mill after separating the nickel piece through electric screen cloth, can avoid the nickel piece in the feed back to return the mill, thereby improve grinding efficiency, reduce mill wearing and tearing and the grinding roller trample.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a flow chart of a prior art vertical mill waste residue treatment;

FIG. 3 is a flow chart of the slag treatment of the vertical mill of the present utility model.

In the figure: 1. a hoist; 2. a blanking hopper; 3. a collection tank; 4. a guide rail; 5. a slide block; 6. a vibrating screen; 7. a driving motor; 8. an eccentric wheel; 9. a connecting rod; 10. a universal joint; 11. and a belt conveyor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, a screen for removing nickel blocks in nickel slag return material processed by a vertical mill in this embodiment includes a lifter 1 and a belt conveyor 11, wherein a blanking hopper 2 is fixedly connected to an input end of the lifter 1, a collecting tank 3 is arranged on the right side of the blanking hopper 2, the blanking hopper 2 is used for collecting return material for removing nickel blocks, the collecting tank 3 is used for collecting nickel iron blocks, a guide rail 4 is fixedly connected to the outer side of the blanking hopper 2, a sliding block 5 is slidably matched with the outer side of the guide rail 4, and a vibrating screen 6 is fixedly connected to the outer side of the sliding block 5.

It should be noted that, the angle of shale shaker 6 is the slope setting, and band conveyer 11 sets up in the upside of shale shaker 6, and band conveyer 11 is used for carrying nickel sediment feed back to shale shaker 6 on, and the one end of shale shaker 6 downward sloping corresponds with the inboard of collecting vat 3, simultaneously, and the quantity of guide rail 4 sets up to two, and the quantity of slider 5 sets up to four, and two guide rails 4 are located the bottom edge both sides department of shale shaker 6 respectively, make the movable track that shale shaker 6 can remain stable under the cooperation of slider 5 and guide rail 4, have promoted the stability of structure.

In this embodiment, the shale shaker 6 is located the feed inlet of blanking hopper 2, and one side that the shale shaker 6 kept away from collecting vat 3 is provided with driving motor 7, and driving motor 7 fixed mounting is to on the outer wall of lifting machine 1, and fixed mounting has eccentric wheel 8 on driving motor 7's the output shaft, and one side that driving motor 7 was kept away from to eccentric wheel 8 articulates there is connecting rod 9, and connecting rod 9 is kept away from the one end of eccentric wheel 8 and articulates there is universal joint 10, and universal joint 10 and one side fixed mounting of shale shaker 6.

When the vibrating screen is used, the driving motor 7 is started to drive the eccentric wheel 8 to rotate, the eccentric wheel 8 drives the connecting rod 9 to move, the connecting rod 9 drives the vibrating screen 6 to reciprocate and drives the sliding block 5 to slide along the outer side of the guide rail 4, the belt conveyor 11 conveys nickel slag return materials onto the vibrating screen 6, the return materials with small granularity fall into the blanking hopper 2 through meshes of the vibrating screen 6 and return to the grinding machine through the lifting machine 1, and nickel blocks which cannot pass through the meshes fall into the collecting tank 3 along the inclined plane of the vibrating screen 6.

The beneficial effects of the embodiment are as follows:

this screen cloth of getting rid of nickel piece in vertical mill handles nickel sediment feed back through increase a shale shaker 6 in the feed back passageway of vertical mill waste residue processing, and the mesh size of screen cloth sets up according to actual conditions, and shale shaker 6 is driven by driving motor 7, eccentric wheel 8 and connecting rod 9 and is reciprocating motion, and the feed back falls on shale shaker 6, and the feed back that the granularity is little can return the mill through blanking hopper 2 and lifting machine 1, and the nickel piece that can not pass through shale shaker 6 then can screen out and send collecting vat 3, has improved the screening effect to the nickel piece, and the return can be avoided returning the mill after the nickel piece is separated to improve grinding efficiency, avoid mill wearing and tearing and the grinding roller trample.

It should be noted that, herein, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description and simplification of description, and does not indicate or imply that the apparatus or element in question must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A screen for removing nickel blocks in nickel slag return materials treated by a vertical mill is characterized in that: including lifting machine (1) and band conveyer (11), fixedly connected with blanking fill (2) on the input of lifting machine (1), the right side of blanking fill (2) is provided with collecting vat (3), blanking fill (2) outside fixedly connected with guide rail (4), the outside sliding fit of guide rail (4) has slider (5), the outside fixedly connected with shale shaker (6) of slider (5), one side that collecting vat (3) was kept away from to shale shaker (6) is provided with driving motor (7), fixed mounting has eccentric wheel (8) on the output shaft of driving motor (7), one side that driving motor (7) was kept away from to eccentric wheel (8) articulates there is connecting rod (9), one end that eccentric wheel (8) was kept away from to connecting rod (9) articulates there is universal joint (10), one side fixed mounting of universal joint (10) and shale shaker (6).

2. The screen for removing nickel blocks from a nickel slag return processed by a vertical mill according to claim 1, wherein: the vibrating screen (6) is positioned on the feeding hole of the blanking hopper (2), and the angle of the vibrating screen (6) is obliquely arranged.

3. A screen for removing nickel nuggets from a nickel slag return processed by a vertical mill according to claim 2, wherein: one end of the vibrating screen (6) which is inclined downwards corresponds to the inner side of the collecting tank (3).

4. The screen for removing nickel blocks from a nickel slag return processed by a vertical mill according to claim 1, wherein: the number of the guide rails (4) is two, the number of the sliding blocks (5) is four, and the two guide rails (4) are respectively positioned at two sides of the bottom edge of the vibrating screen (6).

5. The screen for removing nickel blocks from a nickel slag return processed by a vertical mill according to claim 1, wherein: the driving motor (7) is fixedly mounted on the outer wall of the lifting machine (1).

6. The screen for removing nickel blocks from a nickel slag return processed by a vertical mill according to claim 1, wherein: the belt conveyor (11) is arranged on the upper side of the vibrating screen (6).