CN217594740U

CN217594740U - Grading wheel mechanism of mill

Info

Publication number: CN217594740U
Application number: CN202221348804.7U
Authority: CN
Inventors: 王乐; 许新跃; 童伟; 童胜宝; 将康帅; 徐赛东
Original assignee: Alc Minerals Technology Co ltd
Current assignee: Alc Minerals Technology Co ltd
Priority date: 2022-05-26
Filing date: 2022-05-26
Publication date: 2022-10-18
Anticipated expiration: 2032-05-26

Abstract

The utility model discloses a grading wheel mechanism of a mill, which comprises a frame and a mixing drum arranged on the frame, wherein the two ends of the mixing drum are respectively provided with a feeding port and a discharging port, one end of the mixing drum extends into a mixing shaft, and the mixing shaft is provided with a mixing disc and a grading wheel; the (mixing) shaft is stretched into by discharge gate place one end, and the (mixing) shaft outwards extends and connects actuating mechanism, and the classifying wheel arranges in the interlude of (mixing) shaft and near the discharge gate setting, and the agitator disk is a plurality of and arranges on the (mixing) shaft to pan feeding mouth one end interval arrangement by the classifying wheel department. The grading wheel of the mill is designed at the middle section of the stirring shaft, so that on one hand, the stress condition of the stirring shaft of the mill is obviously improved, the long-term use of parts is facilitated, the parts are not easy to damage, on the other hand, the output power of the mill is greatly reduced through position optimization, the functionality of the mill can be kept unchanged, and the energy-saving effect is achieved; the stirring disc is used as a main wearing part and is arranged at the end part of the stirring shaft, so that the rapid replacement is facilitated, and the maintenance time and the labor consumption can be greatly reduced.

Description

Grading wheel mechanism of mill

Technical Field

The utility model belongs to the technical field of the mill and specifically relates to a classification wheel mechanism of mill is related to.

Background

The grinding machine is a device for grinding metal minerals, the materials are radially arranged from coarse to fine under the drive of a highly-rotating stirring disc through a stirring disc and a grading wheel which are arranged in a grinding cylinder, and the ground fine particle materials with the requirement of composite particle size are uniformly discharged under the high-speed centrifugal grading action of the grading wheel. The existing grading wheel is arranged at one end of the whole stirring shaft, the driving mechanism is arranged at the other end of the stirring shaft, so that the stress of the stirring shaft is unstable, and the grading wheel far away from the driving mechanism is more likely to cause the stirring shaft to bear greater abrasion risk due to greater stress; on the other hand, the stirring discs uniformly distributed on the stirring shaft need to be replaced regularly due to abrasion, and the stirring discs are positioned on the inner side of the grading wheel, so that the replacement is more complicated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming prior art's is not enough, provides a hierarchical wheel mechanism of mill, has optimized the material import and export position of grinding vessel and has arranged the position with hierarchical wheel at the epaxial of stirring, makes even more stable of (mixing) shaft atress, and the epaxial agitator disk of stirring is more convenient for change, reduces the cost of machine maintenance and the cost of manpower.

The utility model adopts the following technical scheme: the grading wheel mechanism of the mill comprises a frame and a mixing drum arranged on the frame, wherein a feeding port and a discharging port are respectively arranged at two ends of the mixing drum, one end of the mixing drum extends into a mixing shaft, and a mixing disc and a grading wheel are arranged on the mixing shaft; the stirring shaft is stretched into by discharge gate place one end, and the stirring shaft outwards extends and connects actuating mechanism, and the classifying wheel arranges in the interlude of stirring shaft and near the discharge gate setting, and the agitator disk is a plurality ofly and arranges on the stirring shaft to pan feeding mouth one end interval arrangement by classifying wheel department.

As an improvement, 6 to 10 stirring disks are uniformly arranged on a stirring shaft.

As an improvement, 8 stirring disks are uniformly arranged on the stirring shaft.

As an improvement, the driving mechanism comprises a motor and a speed reducer, and the motor, the speed reducer and the stirring shaft are sequentially connected.

As an improvement, a support frame is arranged at one end of the mixing drum on the frame, and a stirring shaft between the speed reducer and the mixing drum is arranged at the position of the support frame in a rotatable mode.

As an improvement, the stirring shaft and the feeding port are arranged at the axle center of the stirring cylinder, and the discharging port is arranged at the upper position of the axle center of the stirring cylinder and is bent upwards for outputting through a bent pipeline.

As a modification, the frame extends outwards towards the discharge opening to form an extension mounting frame for the arrangement of the preamble.

The utility model has the advantages that: the grading wheel component of the mill is designed in the middle section of the stirring shaft, so that on one hand, the stress condition of the stirring shaft of the mill is obviously improved, the long-term use of parts is facilitated, the parts are not easy to damage, on the other hand, the output power of the mill is greatly reduced through position optimization, the functionality of the mill can be kept unchanged, and the energy-saving effect is achieved; the stirring disc is used as a main quick-wear part and is arranged at the end part of the stirring shaft, so that the quick replacement is facilitated, and the maintenance time and the labor consumption can be greatly reduced.

Drawings

Fig. 1 is a schematic longitudinal sectional view of the present invention.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

As shown in figure 1, the invention is a specific embodiment of the grading wheel mechanism of the mill. The stirring device comprises a rack 1 and a stirring cylinder 2 arranged on the rack 1, wherein a feeding port 3 and a discharging port 4 are respectively arranged at two ends of the stirring cylinder 2, one end of the stirring cylinder 2 extends into a stirring shaft 5, and a stirring disc 51 and a grading wheel 52 are arranged on the stirring shaft 5; stirring shaft 5 is stretched into by discharge gate 4 place one end, and stirring shaft 5 outwards extends and connects actuating mechanism, and classifying wheel 52 arranges in the interlude of stirring shaft 5 and is close to discharge gate 4 and set up, and agitator disk 51 is a plurality of and arranges on stirring shaft 5 by classifying wheel 52 department to pan feeding mouth 3 one end interval arrangement.

The utility model discloses when using, frame 1 is used for the installation of churn 2, and the entry end of churn 2 is used for docking with preorder mechanism, and preorder mechanism is accepted through handling the material of coming in to pan feeding mouth 3 promptly, and the material is after getting into churn 2, through the stirring of a plurality of agitator disks 51 on churn 2, and the material is carried to the output by thick to thin grinding, and the fine grain material after the wheel 52 will grind is exported from discharge gate 4 to the classification of output. In the utility model, the grading wheel 52 is arranged at the middle section of the stirring shaft 5, compared with the original design arranged at the end part, the driving mechanism can drive the grading wheel to rotate with smaller output power, thereby realizing the energy-saving effect; the stress condition of the stirring shaft 5 is obviously improved due to the position change, the structural stress of the stirring shaft 5 is smaller, and the long-term use of parts is facilitated without damage. The stirring disc 51 is used as a main wearing part and is arranged at the end part of the stirring shaft 5, and the end is used as an input end of the material, namely the stirring disc 51 closer to the end part is worn more quickly because of contacting with thicker material, and the stirring disc 51 at the end part is replaced more frequently during maintenance; the inlet end of the mixing drum 2 is easier to disassemble and the more worn mixing discs 51 are easier to replace on the mixing shaft 5 closer to the end, which can greatly reduce maintenance time and labor cost.

As a modified embodiment, 6-10 stirring disks 51 are uniformly arranged on the stirring shaft 5, and 8 stirring disks are preferably uniformly arranged.

As shown in fig. 1, it is preferable that 8 stirring discs 51, which receive the materials on the stirring shaft 5 and sequentially convey and grind the materials from coarse to fine, and the proper amount can reach the standard coarse and fine ground materials when the materials reach the grading wheel 52 for output, so as to meet the functional requirements of the mill; according to the difference of the material mineral of handling, can carry out the increase and decrease of agitator disk 51 quantity, satisfy corresponding grinding demand.

As a modified specific implementation mode, the driving mechanism comprises a motor 6 and a speed reducer 7, and the motor 6, the speed reducer 7 and the stirring shaft 5 are connected in sequence.

As shown in figure 1, the rotating speed of the stirring shaft 5 is effectively controlled through a specifically arranged motor 6 and a speed reducer 7, so that the requirement of stirring and grinding of the mill is met.

As a modified embodiment, a support frame 11 is arranged at one end of the mixing drum 2 on the frame 1, and the mixing shaft 5 between the speed reducer 7 and the mixing drum 2 is arranged at the rotatable support frame 11.

As shown in fig. 1, the output end of the mixing drum 2 needs a certain space to arrange a pipeline for outputting materials, and the good extension mixing shaft 5 is used for butt joint of the driving mechanism, so that a support frame 11 is additionally arranged, a bearing seat can be arranged therein, the mixing shaft 5 is arranged and smoothly and stably rotates, the overall length of the mixing shaft 5 is well balanced, and the position of the grading wheel 52 in the middle section of the mixing shaft 5 is kept well stressed.

As a modified embodiment, the stirring shaft 5 and the feeding port 3 are arranged at the axial center position of the stirring cylinder 2, the discharging port 4 is arranged at the position above the axial center of the stirring cylinder 2, and the materials are bent upwards and output through a bent pipeline.

As shown in fig. 1, the mixing drum 2 is an existing cylindrical structure, the mixing shaft 5 can uniformly mix the internal materials at the shaft center, the feeding port 3 is located at the shaft center to facilitate the outward butt joint of the previous mechanism, and the materials are orderly made to fall into the mixing drum 2. The stirring shaft 5 at the output end penetrates out of the shaft center, so the discharge port 4 is arranged at the position above the shaft center, and materials can be conveyed upwards by means of the bent pipeline design without influencing the mechanical structure arrangement of the lower part.

As a modified embodiment, the frame 1 extends outwards in the direction of the outfeed opening 4 to form an extension mounting 12 for the preamble arrangement.

As shown in fig. 1, the frame 1 and the extension mounting frame 12 form a stable base structure for correspondingly mounting components thereon, and the extension mounting frame 12 is used for correspondingly mounting a preamble mechanism and can be well butted with the feeding port 3; the extension mounting frame 12 is omitted from the drawings and may be adapted to extend outwardly a compliant distance in use.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that modifications and embellishments within the scope of the present disclosure may be made by those skilled in the art without departing from the principles of the present disclosure.

Claims

1. The grading wheel mechanism of the mill comprises a rack (1) and a stirring cylinder (2) arranged on the rack (1), wherein a feeding port (3) and a discharging port (4) are respectively arranged at two ends of the stirring cylinder (2), one end of the stirring cylinder (2) extends into a stirring shaft (5), and a stirring disc (51) and a grading wheel (52) are arranged on the stirring shaft (5); the method is characterized in that: (mixing) shaft (5) are stretched into by discharge gate (4) place one end, and (mixing) shaft (5) outwards extend and connect actuating mechanism, it arranges in the interlude of (mixing) shaft (5) and is close to discharge gate (4) setting to divide steamboat (52), agitator disk (51) are a plurality of and locate to pan feeding mouth (3) one end interval arrangement by dividing steamboat (52) and arrange on (mixing) shaft (5).

2. The classifying wheel mechanism of a mill according to claim 1, wherein: 6-10 stirring disks (51) are uniformly arranged on the stirring shaft (5).

3. The classifier wheel mechanism of a mill according to claim 2, wherein: 8 stirring discs (51) are uniformly arranged on the stirring shaft (5).

4. A classifying wheel mechanism of a mill according to any of claims 1-3, characterized in that: the driving mechanism comprises a motor (6) and a speed reducer (7), wherein the motor (6), the speed reducer (7) and the stirring shaft (5) are sequentially connected.

5. The classifying wheel mechanism of a grinding mill according to claim 4, wherein: a support frame (11) is arranged at one end of the mixing drum (2) on the frame (1), and a rotatable support frame (11) of the mixing shaft (5) between the speed reducer (7) and the mixing drum (2) is arranged.

6. A classifying wheel mechanism of a mill according to any of claims 1-3, characterized in that: the stirring shaft (5) and the feeding port (3) are arranged at the axis position of the stirring cylinder (2), and the discharging port (4) is arranged at the position above the axis of the stirring cylinder (2) and is bent upwards for outputting through a bent pipeline.

7. A classifying wheel mechanism of a mill according to any of claims 1-3, characterized in that: the frame (1) extends outwards towards the direction of the discharge port (4) to form an extension mounting frame (12) for arranging the preamble mechanism.