CN221016373U

CN221016373U - Ball milling device

Info

Publication number: CN221016373U
Application number: CN202322875949.3U
Authority: CN
Inventors: 丁帅; 刘向松; 刘斌
Original assignee: Chengde Tianbao Group Luanping Tietai Mining Co ltd
Current assignee: Chengde Tianbao Group Luanping Tietai Mining Co ltd
Priority date: 2023-10-26
Filing date: 2023-10-26
Publication date: 2024-05-28
Anticipated expiration: 2033-10-26

Abstract

The utility model discloses a ball milling device, which comprises: one end of the top of the support base is provided with a ball milling assembly, and the other end of the top of the support base is provided with a driving assembly; the ball milling assembly comprises a grinding cylinder, a transmission main shaft is arranged in the grinding cylinder, one end of the transmission main shaft is fixedly provided with a material distributing disc, the other end of the transmission main shaft is fixedly provided with a discharging disc, and a plurality of grinding discs with sequentially increased diameters are equidistantly arranged between the material distributing disc and the discharging disc; the back equidistance fixedly connected with a plurality of puddlers of abrasive disc, just the front of abrasive disc is provided with choked flow ring frame, a plurality of guiding holes second have been seted up to the front equidistance of choked flow ring frame. This ball-milling device, through inlet pipe and discharging pipe cooperation grinding vessel, make ore pulp at grinding in-process, can last the input to adopt the mode of overflow to derive the ore pulp after grinding, whole in-process need not to shut down, can last work, improves whole device's practicality, guarantees the continuation of grinding work.

Description

Ball milling device

Technical Field

The utility model relates to the technical field of ball milling devices, in particular to a ball milling device.

Background

In the prior art, mined metal ore is firstly subjected to preliminary crushing by a jaw crusher, and after the metal ore is crushed to reasonable fineness, the metal ore is uniformly fed into a ball mill by a lifter and an ore feeder, the ore is crushed and ground by the ball mill, and ore fines ground by the ball mill enter the next working procedure.

Through retrieving, chinese patent application number is 202020646461.7's patent discloses a gold ore dressing is with ball-milling device, which comprises a base plate, the top of bottom plate is provided with outer barrel, outer barrel passes through support and bottom plate fixed connection, one side of outer barrel is provided with first motor, the opposite side of outer barrel is provided with the second motor, second motor and first motor are all through support and outer barrel fixed connection, the inboard of outer barrel is provided with interior barrel, the output shaft and the interior barrel fixed connection of second motor, the inboard of interior barrel is provided with the straight cylinder, the output shaft fixed connection of straight cylinder and first motor, be provided with on the straight cylinder and move the sword, the top of outer barrel is provided with urceolus flip, urceolus flip is provided with the hinge on, the urceolus flip passes through the hinge and rotates with the urceolus body to be connected, be provided with fixing bolt on the urceolus flip, flip passes through fixing bolt and urceolus body fixed connection. The inner cylinder body is provided with an inner cylinder flip cover, and the inner cylinder flip cover is rotationally connected with the inner cylinder body through a rotating shaft.

The above patent suffers from the following disadvantages: the device is convenient to crush through the inner cylinder body and the straight cylinder, and the convex toothed plate and the movable knife reversely rotate through the reverse rotation of the inner cylinder body and the straight cylinder, so that materials can be crushed more quickly, and the time required by crushing the materials is shortened; however, in the actual use process, since the inner cylinder needs to rotate at a high speed, the ore crushed aggregates are not convenient to be introduced into the inner cylinder, namely, in the whole grinding process, enough ore raw materials can be introduced before the grinding starts, and the machine can be stopped after the raw materials in the inner cylinder are completely ground, so that the second raw material introduction is performed, and the operation process is relatively troublesome.

Disclosure of utility model

The utility model aims to solve the defects in the prior art and provides a ball milling device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

A ball milling apparatus comprising:

One end of the top of the support base is provided with a ball milling assembly, and the other end of the top of the support base is provided with a driving assembly;

The ball milling assembly comprises a grinding cylinder, a transmission main shaft is arranged in the grinding cylinder, one end of the transmission main shaft is fixedly provided with a material distributing disc, the other end of the transmission main shaft is fixedly provided with a discharging disc, and a plurality of grinding discs with sequentially increased diameters are equidistantly arranged between the material distributing disc and the discharging disc;

The back equidistance fixedly connected with a plurality of puddlers of abrasive disc, just the front of abrasive disc is provided with choked flow ring frame, a plurality of guiding holes second have been seted up to the front equidistance of choked flow ring frame.

As still further aspects of the utility model: the lateral wall equidistance of dividing the charging tray has offered a plurality of dividing the silo, the top fixedly connected with inlet pipe of grinding vessel one end, the top fixedly connected with discharging pipe of the other end.

As still further aspects of the utility model: the outer wall of the discharging disc is provided with a discharging annular groove, and the bottom groove wall of the discharging annular groove is provided with a plurality of discharging holes at equal intervals.

As still further aspects of the utility model: the front of the discharging disc is provided with a plurality of concentric flow gathering ring grooves, and the back groove walls of the flow gathering ring grooves are provided with a plurality of guide holes III at equal intervals.

As still further aspects of the utility model: the front of the grinding cylinder is fixedly provided with a tail end plate, and the front of the tail end plate is rotationally connected with a tail support.

As still further aspects of the utility model: the back of the grinding cylinder is fixedly provided with an end sealing plate, and the back of the end sealing plate is rotationally connected with an end support.

As still further aspects of the utility model: the driving assembly comprises a driving motor, and a coupler is fixedly arranged on an output shaft of the driving motor.

As still further aspects of the utility model: the bottom fixed mounting of driving motor has motor base, the bottom fixed mounting of grinding vessel has the protection base.

Compared with the prior art, the utility model provides a ball milling device, which has the following beneficial effects:

1. This ball-milling device, through inlet pipe and discharging pipe cooperation grinding vessel, make ore pulp at grinding in-process, can last the input to adopt the mode of overflow to derive the ore pulp after grinding, whole in-process need not to shut down, can last work, improves whole device's practicality, guarantees the continuation of grinding work.

2. According to the ball milling device, the grinding disc is used for stirring ore pulp through the stirring rod and generating centrifugal force to drive the ore pulp to rotate by taking the transmission main shaft as the center; ore particles self-rotate in the revolution process of ore pulp, the ore particles mutually rub, large-particle ore is close to the frontal inner wall of the grinding cylinder, and selective grinding of the mutual friction of the particles with the same diameter is realized.

The device has the advantages that the parts which are not involved in the device are the same as or can be realized by adopting the prior art, and the device has a simple structure and is convenient to operate.

Drawings

FIG. 1 is a schematic perspective view of the overall assembly of the present utility model;

FIG. 2 is a schematic view of a partially cut-away perspective structure of the overall assembly of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 2B according to the present utility model.

In the figure: 1. a support base; 2. a motor base; 3. a driving motor; 4. a coupling; 5. an end sealing plate; 6. an end bracket; 7. a grinding cylinder; 8. a protective base; 9. a tail end plate; 10. a tail support; 11. a feed pipe; 12. a discharge pipe; 13. a transmission main shaft; 14. a material distributing disc; 15. a material dividing groove; 16. a grinding disc; 17. a stirring rod; 18. a split ring groove; 19. a first guide hole; 20. a choke ring frame; 21. a second guide hole; 22. a discharge tray; 23. a discharge ring groove; 24. a discharge hole; 25. a converging ring groove; 26. and a guide hole III.

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.

A ball milling apparatus, as shown in fig. 1 to 4, comprising:

Support base 1, the one end at support base 1 top is provided with ball-milling assembly, and the other end is provided with drive assembly, and drive assembly drives ball-milling assembly and grinds metal ore to can be in grinding process, continuously input ore raw materials.

Ore raw materials are set to be ore pulp, the ore pulp enters the ball milling assembly, and under the action of centrifugal force, ore particles in the ore pulp rotate while revolving, and the ore particles are rubbed with each other.

The drive assembly includes motor base 2, and motor base 2's top fixed mounting has driving motor 3, and driving motor 3's output shaft fixed mounting has shaft coupling 4, and motor base 2 fixed mounting is in the one end that supports base 1 top.

The ball milling assembly comprises a grinding cylinder 7, a protection base 8 is fixedly arranged at the bottom of the outer wall of the grinding cylinder 7, and the protection base 8 is fixedly arranged at the top end of the support base 1; the inside of grinding vessel 7 is provided with transmission main shaft 13, and transmission main shaft 13's one end fixed mounting divides charging tray 14, and a plurality of dividing troughs 15 have been seted up to dividing tray 14's lateral wall equidistance, and dividing trough 15 collects imported ore pulp to under centrifugal force's effect, throw the ore pulp to the section of thick bamboo wall of grinding vessel 7.

A discharge disc 22 is fixedly arranged at the other end of the transmission main shaft 13, a discharge ring groove 23 is formed in the outer wall of the discharge disc 22, and a plurality of discharge holes 24 are formed in the bottom groove wall of the discharge ring groove 23 at equal intervals.

The front of the discharge disc 22 is provided with a plurality of concentric flow gathering ring grooves 25, the back groove walls of the flow gathering ring grooves 25 are provided with a plurality of guide holes III 26 at equal intervals, and the guide holes III 26 correspond to the discharge holes 24 and are communicated with the corresponding discharge holes 24.

A plurality of grinding disks 16 with sequentially increased diameters are equidistantly arranged between the material distributing disk 14 and the material discharging disk 22, and the diameter of the grinding disk 16 which is closer to the material discharging disk 22 is larger.

The back equidistance fixedly connected with a plurality of puddles 17 of grinding miller 16, puddle 17 follow grinding miller 16 and rotate, stir the ore pulp, make inside ore granule of ore pulp collide, rub each other.

The grinding disc 16 is provided with the split ring grooves 18 on the front and back surfaces, the inner wall of the front split ring groove 18 is provided with the first guide hole 19, the first guide hole 19 is communicated with the two split ring grooves 18, the first guide hole 19 is in a round table shape, the front aperture is smaller than the back aperture, air flow is facilitated, part of ore pulp is driven to flow back, and grinding is performed again.

The front of the grinding disc 16 is provided with a flow blocking ring frame 20, the flow blocking ring frames 20 are fixedly connected with the inner wall of the grinding cylinder 7, the front of the flow blocking ring frame 20 is provided with a plurality of second guide holes 21 at equal intervals, and the second guide holes 21 facilitate the ore pulp after partial grinding to enter the grinding range of the next grinding disc 16.

The chamfer is offered to the avris at the grinding disc 16 back, under the cooperation effect of centrifugal force, is convenient for guide into the clearance between the inner wall of grinding disc 16 and grinding vessel 7 with the ore pulp, is convenient for grind the ore pulp.

The top of one end of the grinding cylinder 7 is fixedly connected with a feeding pipe 11, and the feeding pipe 11 is arranged at the top end of a distributing disc 14, so that the continuous input of ore pulp is facilitated; the top fixedly connected with discharging pipe 12 of the other end of grinding vessel 7, discharging pipe 12 corresponds with ejection of compact dish 22, is convenient for the ore pulp after grinding to derive.

The front of the grinding cylinder 7 is fixedly provided with a tail end plate 9, the tail end plate 9 is rotationally connected with a transmission main shaft 13, the front of the tail end plate 9 is rotationally connected with a tail support 10, and the tail support 10 is fixedly arranged at the top end of the support base 1.

The back of the grinding cylinder 7 is fixedly provided with an end sealing plate 5, the transmission main shaft 13 penetrates through the end sealing plate 5 and extends outwards, the extending end of the transmission main shaft is fixedly connected with the coupler 4, the back of the end sealing plate 5 is rotatably connected with an end support 6, and the end support 6 is fixedly arranged at the top end of the support base 1.

Working principle:

referring to fig. 1 to 4, the present device is assembled as shown in fig. 1;

In the using process of the device, a feed pipe 11 is communicated with a variable frequency pump, and ore pulp is stably input into the grinding cylinder 7 through the feed pipe 11 by the variable frequency pump; the discharging pipe 12 is communicated with a screening device (not shown in the figure) for screening the ground ore pulp;

Starting a driving motor 3, wherein the driving motor 3 drives a transmission main shaft 13 to rotate at a high speed through a coupler 4, and a material dividing groove 15 throws ore pulp towards the inner wall of the grinding cylinder 7, so that the ore pulp gradually fills the grinding cylinder 7 along with continuous introduction of the ore pulp;

The grinding disc 16 stirs the ore pulp through the stirring rod 17 and generates centrifugal force to drive the ore pulp to rotate by taking the transmission main shaft 13 as the center; in the revolution process of ore pulp, ore particles self-rotate, the ore particles mutually rub, and large-particle ore approaches the frontal inner wall of the grinding cylinder 7, so that the selective grinding of the mutual friction of the particles with the same diameter is realized;

In the process, ore pulp is ground between the grinding cylinder 7 and the grinding disc 16, and ore particles meeting the grinding requirement enter the working range of the next grinding disc 16 to be continuously ground;

The mine which is completely ground enters the working range of the discharge disc 22, the ground ore pulp enters the discharge hole 24 through the guide hole III 26 and the flow gathering ring groove 25 under the extrusion pressure of the continuously-introduced ore pulp, then enters the discharge ring groove 23, and finally overflows out of the grinding cylinder 7 through the discharge pipe 12.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. A ball milling apparatus, comprising:

The ball milling device comprises a support base (1), wherein one end of the top of the support base (1) is provided with a ball milling assembly, and the other end of the top of the support base is provided with a driving assembly;

The ball milling assembly comprises a grinding cylinder (7), a transmission main shaft (13) is arranged in the grinding cylinder (7), a material distributing disc (14) is fixedly arranged at one end of the transmission main shaft (13), a discharging disc (22) is fixedly arranged at the other end of the transmission main shaft, and a plurality of grinding discs (16) with diameters which are sequentially increased are equidistantly arranged between the material distributing disc (14) and the discharging disc (22);

The back equidistance fixedly connected with a plurality of puddlers (17) of grinding disc (16), just the front of grinding disc (16) is provided with choked flow ring frame (20), a plurality of guiding hole second (21) have been seted up to the front equidistance of choked flow ring frame (20).

2. The ball milling apparatus according to claim 1, wherein: a plurality of dividing grooves (15) are formed in the side wall of the dividing disc (14) at equal intervals, a feeding pipe (11) is fixedly connected to the top of one end of the grinding cylinder (7), and a discharging pipe (12) is fixedly connected to the top of the other end of the grinding cylinder.

3. The ball milling apparatus according to claim 1, wherein: the outer wall of the discharging disc (22) is provided with a discharging annular groove (23), and the bottom groove wall of the discharging annular groove (23) is provided with a plurality of discharging holes (24) at equal intervals.

4. A ball milling apparatus according to claim 3, wherein: the front of discharging disc (22) has offered a plurality of concentric ring groove that gathers and has flowed (25), the back cell wall equidistance of ring groove that gathers (25) has offered a plurality of guiding hole III (26).

5. The ball milling apparatus according to claim 1, wherein: the front of the grinding cylinder (7) is fixedly provided with a tail end plate (9), and the front of the tail end plate (9) is rotatably connected with a tail support (10).

6. The ball milling apparatus according to claim 1, wherein: the back of the grinding cylinder (7) is fixedly provided with an end sealing plate (5), and the back of the end sealing plate (5) is rotationally connected with an end bracket (6).

7. The ball milling apparatus according to claim 1, wherein: the driving assembly comprises a driving motor (3), and a coupler (4) is fixedly arranged on an output shaft of the driving motor (3).

8. The ball milling apparatus of claim 7, wherein: the bottom fixed mounting of driving motor (3) has motor base (2), the bottom fixed mounting of grinding vessel (7) has protection base (8).