CN210357395U

CN210357395U - Ore ball mill with screening function

Info

Publication number: CN210357395U
Application number: CN201920872349.2U
Authority: CN
Inventors: 江亲义; 曾斌; 陈昌延; 胡俊杰; 胡亦发
Original assignee: Xinyang Huarui Molybrenum New Materials Co ltd
Current assignee: Xinyang Huarui Molybrenum New Materials Co ltd
Priority date: 2019-06-12
Filing date: 2019-06-12
Publication date: 2020-04-21
Anticipated expiration: 2029-06-12

Abstract

An ore ball mill with a screening function comprises a rack, a screening box and a base, wherein a rotating motor is fixedly mounted on the left side of the upper end of the rack, a driving gear is fixedly connected to the middle of an output shaft of the rotating motor, an annular rack is meshed with the lower end of the driving gear, a rotating drum is fixedly connected to the inner side of the annular rack, rotating shafts are fixedly connected to the left side and the right side of the rotating drum, the rotating shafts are rotatably arranged on the rack through bearings, a lining plate layer is arranged on the innermost layer of the rotating drum, and a magnetic layer is arranged between the lining; the outside of rotary drum is connected with a plurality of business turn over material pipes, business turn over material pipe total four evenly arrange on the circumference of rotary drum, the lower extreme fixedly connected with base of frame, the utility model has the advantages of simple structure and reasonable design, it is effectual to grind, and equipment has the screening function, can effectively reduce subsequent operation, has better guard action to the ball, prolongs the life of ball.

Description

Ore ball mill with screening function

Technical Field

The utility model relates to a ball mill, especially an ore ball mill with screening function.

Background

The ball mill is the key equipment for crushing the materials after the materials are crushed. The ore mill is widely used in the production industries of cement, silicate products, novel building materials, refractory materials, chemical fertilizers, black and non-ferrous metal ore dressing, glass ceramics and the like, and carries out dry or wet grinding on various ores and other grindable materials. The ball mill is suitable for grinding various ores and other materials, and is widely applied to the industries of mineral separation, building materials, chemical industry and the like.

Modern ball mills have more defects, for example, the modern ball mills are easy to generate larger vibration when working, and in addition, the modern ball mills lack equipment for screening materials after finishing grinding, so that the subsequent operation is troublesome, and the grinding balls in the modern ball mills are easy to damage

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an ore ball mill with screening function.

In order to achieve the above object, the utility model provides a following technical scheme: an ore ball mill with a screening function comprises a rack, a screening box and a base, wherein a rotating motor is fixedly mounted on the left side of the upper end of the rack, a driving gear is fixedly connected to the middle of an output shaft of the rotating motor, and an annular rack is meshed with the lower end of the driving gear; the inner side of the annular rack is fixedly connected with a rotary drum, the left side and the right side of the rotary drum are fixedly connected with rotary shafts, and the rotary shafts are rotatably arranged on the rack through bearings; a liner plate layer is arranged on the innermost layer of the rotary drum, and a magnetic layer is arranged between the liner plate layer and the rotary drum; the outer side of the rotary drum is connected with a plurality of feeding and discharging pipes, and the four feeding and discharging pipes are uniformly arranged on the circumference of the rotary drum; the lower end of the rack is fixedly connected with a base, a screening box is arranged at the upper end of the base, a driving shaft is arranged at the upper end of the screening box, an installation frame is arranged at the lower end of the driving shaft, the installation frame comprises a frame, connecting plates are fixedly connected to four corners of the frame, the connecting plates are fixedly connected with the inner side wall of the screening box, bearing seat supporting plates are fixedly connected to the inner sides of the left end and the right end of the frame, bearing seats are arranged at the upper ends of the bearing seat supporting plates, and; a driving motor is fixedly installed on the left side of the upper end of the screening box and is in transmission connection with a driving shaft through a belt wheel mechanism, the belt wheel mechanism comprises a driving belt wheel and a driven belt wheel which are connected through a belt, and the driving belt wheel and the driven belt wheel are respectively connected to an output shaft of the driving motor and the driving shaft; the left side and the right side of the driving shaft are fixedly connected with L-shaped rotating rods through shaft sleeves, and the L-shaped rotating rods on the left side and the right side are centrosymmetric relative to the center point of the driving shaft; the L-shaped rotating rod is rotatably connected with a connecting rod through a rotating sleeve, and the connecting rod penetrates out of the mounting frame and is movably connected with a sliding block through a hinging block.

As a further aspect of the present invention: be provided with a plurality of balls in the rotary drum, the ball includes the magnetic core, and the magnetic core is spherical structure, and the outside parcel of magnetic core has the wear-resisting steel layer, is provided with a plurality of archs on the surface on wear-resisting steel layer, and the gravity of ball is greater than the appeal between magnetic core and the magnetic layer.

As a further aspect of the present invention: and one end of the feeding and discharging pipe, which is far away from the rotary drum, is provided with a cover door, and the cover door is in threaded connection with the feeding and discharging pipe.

As a further aspect of the present invention: the inside wall of the screening box is provided with a chute, the sliding blocks are arranged in the chute in a sliding manner, and the left sliding block and the right sliding block are fixedly connected with a screening plate.

As a further aspect of the present invention: the lower extreme of base is provided with the buffer board, is connected through first buffer spring between buffer board and the base, and a plurality of T shape connecting blocks of the even fixedly connected with in upper end of buffer board have seted up a plurality of T shape recesses on the bottom surface of base, through second buffer spring fixed connection between the top surface of T shape recess and the top surface of T shape connecting block.

As a further aspect of the present invention: the bottom surface of the T-shaped groove is fixedly connected with the bottom surface of the T-shaped connecting block through a third buffer spring.

Compared with the prior art, the beneficial effects of the utility model are that:

1. because the gravity of the grinding ball is greater than the attraction force between the magnetic core and the magnetic layer, in the rotating process, an acting force is generated between the grinding ball and the lining plate, the friction force between the grinding ball and the lining plate is increased, when the grinding ball runs to a higher point, the grinding ball obtains larger potential energy and then falls down, under the action of the magnetic force, the kinetic energy of the grinding ball is larger, and because the gravity of the grinding ball is greater than the attraction force between the magnetic core and the magnetic layer, the material buffers the kinetic energy of the grinding ball, so that the abrasion of the grinding ball is reduced;

2. the left side and the right side of the sieve plate are lifted repeatedly, so that the materials can be screened quickly, the materials with smaller particle sizes are discharged through a discharge pipe at the bottom end of the screening box, and the materials with larger particle sizes are left at the upper end of the sieve plate and are taken out through a shovel or other tools;

3. through first buffer spring, second buffer spring and third buffer spring can effectively reduce the vibrations that the device during operation produced, prevent that spare part from taking place not hard up in the equipment, extension equipment life.

Drawings

Fig. 1 is a schematic structural diagram of the present invention in the first embodiment;

fig. 2 is a top view of the mounting frame according to the first embodiment of the present invention;

FIG. 3 is a side view of a drum according to the first embodiment of the present invention;

FIG. 4 is a schematic structural view of a grinding ball according to the first embodiment of the present invention;

fig. 5 is a side view of a slider according to the first embodiment of the present invention;

fig. 6 is a schematic structural view of the present invention in the second embodiment;

fig. 7 is an enlarged schematic structural view of a T-shaped groove according to the second embodiment of the present invention.

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.

Example one

Referring to fig. 1-5, in an embodiment of the present invention, an ore ball mill with a screening function includes a frame 3, a screening box 11 and a base 19, wherein a rotating motor 1 is fixedly installed on the left side of the upper end of the frame 3, a driving gear 2 is fixedly connected to the middle of an output shaft of the rotating motor 1, and a ring-shaped rack 8 is engaged with the lower end of the driving gear 2; the inner side of the annular rack 9 is fixedly connected with a rotary drum 4, the left side and the right side of the rotary drum 4 are fixedly connected with rotary shafts 7, and the rotary shafts 7 are rotatably arranged on the rack 3 through bearings; a liner plate layer 33 is arranged on the innermost layer of the rotary drum 4, and a magnetic layer 32 is arranged between the liner plate layer 33 and the rotary drum 4; a plurality of grinding balls 9 are arranged in the rotary drum 4, each grinding ball 9 comprises a magnetic core 31, each magnetic core 31 is of a spherical structure, the outer side of each magnetic core 31 is wrapped by a wear-resistant steel layer 30, a plurality of protrusions 29 are arranged on the outer surface of each wear-resistant steel layer 30, and the gravity of each grinding ball 9 is greater than the attraction force between each magnetic core 31 and each magnetic layer 32; the outer side of the rotary drum 4 is connected with a plurality of feeding and discharging pipes 6, the feeding and discharging pipes 6 are uniformly arranged on the circumference of the rotary drum 4, a cover door 5 is arranged at one end, far away from the rotary drum 4, of each feeding and discharging pipe 6, and the cover door 5 is in threaded connection with the feeding and discharging pipes 6;

the lower end of the rack 3 is fixedly connected with a base 19, the upper end of the base 19 is provided with a screening box 11, the upper end of the screening box 11 is provided with a driving shaft 14, the lower end of the driving shaft 14 is provided with an installation frame 35, the installation frame 35 comprises a frame 34, four corners of the frame 34 are fixedly connected with connecting plates 36, the connecting plates 36 are fixedly connected with the inner side wall of the screening box 11, the inner sides of the left and right ends of the frame 34 are fixedly connected with bearing seat supporting plates 37, the upper ends of the bearing seat supporting plates 37 are provided with bearing seats, and the driving; a driving motor 10 is fixedly installed on the left side of the upper end of the screening box 11, the driving motor 10 is in transmission connection with a driving shaft 14 through a belt wheel mechanism, the belt wheel mechanism comprises a driving belt wheel and a driven belt wheel which are connected through a belt, and the driving belt wheel and the driven belt wheel are respectively connected to an output shaft of the driving motor 10 and the driving shaft 14; the left side and the right side of the driving shaft 14 are fixedly connected with L-shaped rotating rods 18 through shaft sleeves, and the L-shaped rotating rods 18 on the left side and the right side are centrosymmetric relative to the central point of the driving shaft 14; the L-shaped rotating rod 18 is connected with a connecting rod 13 in a rotating mode through a rotating sleeve, the connecting rod 13 penetrates out of the mounting frame 35 and is movably connected with a sliding block 16 through a hinged block 25, a sliding groove 15 is formed in the inner side wall of the screening box 11, the sliding block 16 is arranged in the sliding groove 15 in a sliding mode, and a screen plate 17 is fixedly connected between the sliding blocks 16 on the left side and the right side.

The utility model discloses a structural feature and theory of operation: the materials are sent into the rotary drum 4 through the material inlet and outlet pipes 6, because the gravity of the grinding balls 9 is greater than the attraction force between the magnetic core 31 and the magnetic layer 32, in the rotating process, acting force is generated between the grinding balls 9 and the lining plate 33, the friction force between the grinding balls 9 and the lining plate 33 is increased, when the grinding balls 9 run to a higher point, larger potential energy is obtained, then the grinding balls fall down, under the action of magnetic force, the kinetic energy of the grinding balls 9 is larger, because the gravity of the grinding balls 9 is greater than the attraction force between the magnetic core 31 and the magnetic layer 32, the kinetic energy of the grinding balls 9 is buffered by the materials, the abrasion of the grinding balls 9 is reduced, after grinding is completed, the rotation of the rotary drum 4 is stopped, the materials are discharged through the material inlet and outlet pipes 6, because a plurality of material inlet and outlet pipes 6 are arranged on the rotary drum 4, the materials can conveniently enter the screening box 11, the materials fall onto the screening plate 17 through the, drive shaft 14 drives left and right sides L shape bull stick 18 and rotates, L shape bull stick 18 drives connecting rod 13 and rotates, connecting rod 13 can beat slider 16 and move in spout 15, because the L shape bull stick 18 of the left and right sides is for the central point central symmetry of drive shaft 14, consequently, can make the sieve 17 left and right sides rise repeatedly, can help the material to carry out the rapid screening, the less material of granularity is discharged through row material pipe 20 that sieves 11 bottoms of branch case, the great material of granularity is left on sieve 17, take out through shovel or other instruments.

Example two

Referring to fig. 6-7, in the first embodiment, a buffer plate 22 is disposed at the lower end of a base 19, the buffer plate 22 is connected to the base 19 through a first buffer spring 27, a plurality of T-shaped connection blocks 28 are uniformly and fixedly connected to the upper end of the buffer plate 22, a plurality of T-shaped grooves 21 are formed in the bottom surface of the base 19, the top surfaces of the T-shaped grooves 21 are fixedly connected to the top surfaces of the T-shaped connection blocks 28 through a second buffer spring 24, and the bottom surfaces of the T-shaped grooves 21 are fixedly connected to the bottom surfaces of the T-shaped connection blocks 28 through a third buffer spring 26.

In this embodiment, the first buffer spring 27, the second buffer spring 24 and the third buffer spring 26 can effectively reduce the vibration generated during the operation of the device, prevent the loosening of parts in the device, and prolong the service life of the device.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An ore ball mill with a screening function comprises a rack, a screening box and a base and is characterized in that a rotating motor is fixedly mounted on the left side of the upper end of the rack, a driving gear is fixedly connected to the middle of an output shaft of the rotating motor, and an annular rack is meshed with the lower end of the driving gear; the inner side of the annular rack is fixedly connected with a rotary drum, the left side and the right side of the rotary drum are fixedly connected with rotary shafts, and the rotary shafts are rotatably arranged on the rack through bearings; a liner plate layer is arranged on the innermost layer of the rotary drum, and a magnetic layer is arranged between the liner plate layer and the rotary drum; the outer side of the rotary drum is connected with a plurality of feeding and discharging pipes, and the four feeding and discharging pipes are uniformly arranged on the circumference of the rotary drum; the lower end of the rack is fixedly connected with a base, a screening box is arranged at the upper end of the base, a driving shaft is arranged at the upper end of the screening box, an installation frame is arranged at the lower end of the driving shaft, the installation frame comprises a frame, connecting plates are fixedly connected to four corners of the frame, the connecting plates are fixedly connected with the inner side wall of the screening box, bearing seat supporting plates are fixedly connected to the inner sides of the left end and the right end of the frame, bearing seats are arranged at the upper ends of the bearing seat supporting plates, and; a driving motor is fixedly installed on the left side of the upper end of the screening box and is in transmission connection with a driving shaft through a belt wheel mechanism, the belt wheel mechanism comprises a driving belt wheel and a driven belt wheel which are connected through a belt, and the driving belt wheel and the driven belt wheel are respectively connected to an output shaft of the driving motor and the driving shaft; the left side and the right side of the driving shaft are fixedly connected with L-shaped rotating rods through shaft sleeves, and the L-shaped rotating rods on the left side and the right side are centrosymmetric relative to the center point of the driving shaft; the L-shaped rotating rod is rotatably connected with a connecting rod through a rotating sleeve, and the connecting rod penetrates out of the mounting frame and is movably connected with a sliding block through a hinging block.

2. The ore ball mill with screening function as claimed in claim 1, wherein a plurality of grinding balls are arranged in the rotary drum, each grinding ball comprises a magnetic core, the magnetic core is of a spherical structure, a wear-resistant steel layer wraps the outer side of the magnetic core, a plurality of protrusions are arranged on the outer surface of the wear-resistant steel layer, and the gravity of each grinding ball is greater than the attraction force between the magnetic core and the magnetic layer.

3. A mineral ball mill with screening function as claimed in claim 1 wherein the end of the feed and discharge tube remote from the bowl is provided with a cover door which is in threaded connection with the feed and discharge tube.

4. The ore ball mill with the screening function as claimed in claim 1, wherein a sliding groove is formed in the inner side wall of the screening box, the sliding block is slidably arranged in the sliding groove, and the screen plate is fixedly connected between the sliding blocks on the left side and the sliding block on the right side.

5. The ore ball mill with the screening function as claimed in claim 1, wherein a buffer plate is arranged at the lower end of the base, the buffer plate is connected with the base through a first buffer spring, a plurality of T-shaped connecting blocks are uniformly and fixedly connected to the upper end of the buffer plate, a plurality of T-shaped grooves are formed in the bottom surface of the base, and the top surfaces of the T-shaped grooves and the top surfaces of the T-shaped connecting blocks are fixedly connected through a second buffer spring.

6. A mineral ball mill with screening function according to claim 5, characterized in that the bottom surface of the T-shaped groove is fixedly connected with the bottom surface of the T-shaped connecting block through a third buffer spring.