CN213078785U

CN213078785U - Transmission device of drum magnetic separator

Info

Publication number: CN213078785U
Application number: CN202021221240.1U
Authority: CN
Inventors: 冯垚; 李萍; 魏敦沛
Original assignee: Jiangsu Dafeng Xinande Mining Industry Co ltd
Current assignee: Jiangsu Dafeng Xinande Mining Industry Co ltd
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2021-04-30
Anticipated expiration: 2030-06-29

Abstract

The utility model discloses a transmission device of a drum type magnetic separator, which belongs to the technical field of magnetic separator equipment for mineral separation and comprises a fixed shaft penetrating through the center of a permanent magnetic drum of the magnetic separator; two ends of the permanent magnetic cylinder body are sealed by end covers, and a first bearing is arranged in the center of each end cover; one end of the fixed shaft is fixedly supported on the magnetic separator rack, the other end of the fixed shaft is supported on the shaft sleeve, and the end part of the fixed shaft is provided with a reducer pipe; the shaft sleeve is rotatably arranged on the magnetic separator frame and is in transmission connection with the permanent magnetic cylinder body, the shaft sleeve comprises an outer shaft sleeve and an inner shaft sleeve, and the outer shaft sleeve is connected with the inner shaft sleeve through a bolt; and a second bearing is arranged in the inner shaft sleeve, and the reducer pipe is arranged in the second bearing. The transmission device enables the magnetic separator to operate more smoothly, stably and reliably, reduces maintenance time, improves the operation rate of equipment and reduces the operation cost.

Description

Transmission device of drum magnetic separator

Technical Field

The utility model belongs to the technical field of magnet separator equipment for the ore dressing, in particular to transmission of cylinder magnet separator.

Background

The permanent magnetic drum type magnetic separator mainly comprises six parts, namely a cylinder, a roller, a brush roller, a magnetic system, a groove body and a transmission part. The cylinder is formed by welding 2-3mm stainless steel plates into a cylinder in a winding mode, and the motor drives the cylinder, the magnetic roller and the brush roller to rotate through a speed reducer or a stepless speed regulating motor directly. The magnetic system is an open type magnetic system, is arranged in the cylinder and is exposed to full magnetism. The magnetic block is mounted on the bottom plate of the magnetic yoke by stainless steel bolts, the shaft of the magnetic yoke extends out of the cylinder, and the shaft end is fixed with a crank arm. The magnetic system deflection angle can be adjusted by pulling the crank arm, and the crank arm can be fixed by a pull rod after being adjusted properly. The working area of the tank body is made of stainless steel plates, and the frame and the other parts of the tank body are welded by common steel.

The fixed shaft belonging to the permanent magnetic cylinder type magnetic separator in the existing equipment belongs to a cantilever shaft, the stress belongs to a static and indefinite structure, the cantilever end of the fixed shaft is connected with the end cover of the head part of a cylinder body through a head connecting bolt to bear the weight of a magnetic system and the cylinder, the head connecting bolt is under the action of alternating magnetic field force, and under the action of alternating stress of shearing stress and tensile stress, the bolt is easy to loosen to cause bolt fracture failure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a transmission of permanent magnetism cylinder magnet separator for the magnet separator operation is smooth and easy reliable and stable more, reduces and maintains repair time, and improve equipment's operation rate reduces the running cost.

In order to achieve the above purpose, the solution of the present invention is:

a transmission device of a drum type magnetic separator comprises a fixed shaft penetrating through the center of a permanent magnetic cylinder of the magnetic separator; two ends of the permanent magnetic cylinder body are sealed by end covers, and a first bearing is arranged in the center of each end cover; one end of the fixed shaft is fixedly supported on the magnetic separator rack, the other end of the fixed shaft is supported on the shaft sleeve, and the end part of the fixed shaft is provided with a reducer pipe; the shaft sleeve is rotatably arranged on the magnetic separator frame and is in transmission connection with the permanent magnetic cylinder body, the shaft sleeve comprises an outer shaft sleeve and an inner shaft sleeve, and the outer shaft sleeve is connected with the inner shaft sleeve through a bolt; and a second bearing is arranged in the inner shaft sleeve, and the reducer pipe is arranged in the second bearing.

The first bearing and the second bearing are both spherical ball bearings.

The permanent magnetic cylinder body is internally provided with a magnetic system which is detachably arranged on the fixed shaft.

The end cap is made of cast aluminum.

The outer shaft sleeve is rotatably installed on the magnetic separator frame, a groove is formed in the position where the magnetic separator frame and the outer shaft sleeve are intersected, and the groove is matched with the bolt.

The inner shaft sleeve is fixedly connected with the end cover.

The end cover is connected with the permanent magnetic cylinder body through a stainless steel screw.

After the scheme is adopted, the utility model discloses for prior art beneficial effect lie in:

(1) the utility model discloses a support the one end of the fixed axle at magnet separator permanent magnetism drum center on the axle sleeve, the other end then direct fixed bearing is in the magnet separator frame, the cantilever one end of fixed axle extension back support is in the central sphere antifriction bearing of axle sleeve, become a fixed whole weight of directly undertaking the magnetic system, the defect of cantilever axle has been solved, the inner shaft cover links together with the end cover on the barrel, and drive the barrel and rotate, make the bolt on the axle sleeve no longer bear the weight of magnetic system, therefore the magnet separator operation is more smooth and easy reliable and stable, reduce the maintenance repair time, improve the operation rate of equipment, reduce the running cost;

(2) the middle end cover of the utility model is made of cast aluminum, which reduces the weight of the permanent magnetic cylinder of the magnetic separator, reduces the energy loss and improves the production efficiency on the premise of ensuring safe production;

(3) the utility model discloses well first bearing is spherical ball bearing with the second bearing for the frictional force that equipment received at the operation in-process reduces, has improved the life of component.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the connection structure of the middle shaft sleeve and the frame of the present invention.

Reference numerals:

1. permanent magnet cylinder 11, magnetic system

2. Fixed shaft, 21, reducer pipe

3. End cap, 31, first bearing, 32, stainless steel screw

4. Shaft sleeve 41, outer shaft sleeve 42, inner shaft sleeve 43, bolt 44 and second bearing

5. Frame, 51, recess.

Detailed Description

The technical solution and the advantages of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, the utility model provides a transmission device of a drum magnetic separator, which comprises a fixed shaft 2 penetrating through the center of a permanent magnetic drum body 1 of the magnetic separator, wherein two ends of the permanent magnetic drum body 1 are sealed by end covers 3, and a first bearing 31 is arranged at the center of the end cover 3; one end of the fixed shaft 2 is fixedly supported on a magnetic separator frame 5, the other end of the fixed shaft is supported on a shaft sleeve 4, a reducer 21 is arranged at the end part of the shaft sleeve 4, and the shaft sleeve 4 is rotatably arranged on the magnetic separator frame 5 and is in transmission connection with the permanent magnetic cylinder body 1; the shaft sleeve 4 comprises an outer shaft sleeve 41 and an inner shaft sleeve 42, and the outer shaft sleeve 41 is connected with the inner shaft sleeve 42 through a bolt 43; a second bearing 44 is arranged in the inner shaft sleeve 42, and the reducer pipe 21 is installed in the second bearing 44.

As a preferred embodiment of the present invention, the first bearing 31 and the second bearing 32 are both spherical ball bearings.

As a preferred embodiment of the utility model, be equipped with magnetism system 11 in the permanent magnetism drum barrel 1, demountable installation is on fixed axle 2.

As a preferred embodiment of the invention, the end cap 3 is made of cast aluminium.

As a preferred embodiment of the utility model, outer axle sleeve 41 rotates and installs on magnet separator frame 5, and magnet separator frame 5 is equipped with recess 51 with the crossing department of outer axle sleeve 41, and recess 51 matches with bolt 43.

As a preferred embodiment of the present invention, the inner sleeve 42 is fixedly connected to the end cap 3.

As a preferred embodiment of the present invention, the end cap 3 is connected to the permanent magnet cylinder 1 by a stainless steel screw 32.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description of the present invention and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.

Above embodiment only is for explaining the utility model discloses a technical thought can not be injectd with this the utility model discloses a protection scope, all according to the utility model provides a technical thought, any change of doing on technical scheme basis all falls into the utility model discloses within the protection scope.

Claims

1. A transmission device of a drum type magnetic separator comprises a fixed shaft penetrating through the center of a permanent magnetic cylinder of the magnetic separator; the method is characterized in that: two ends of the permanent magnetic cylinder body are sealed by end covers, and a first bearing is arranged in the center of each end cover; one end of the fixed shaft is fixedly supported on the magnetic separator rack, the other end of the fixed shaft is supported on the shaft sleeve, and the end part of the fixed shaft is provided with a reducer pipe; the shaft sleeve is rotatably arranged on the magnetic separator frame and is in transmission connection with the permanent magnetic cylinder body, the shaft sleeve comprises an outer shaft sleeve and an inner shaft sleeve, and the outer shaft sleeve is connected with the inner shaft sleeve through a bolt; and a second bearing is arranged in the inner shaft sleeve, and the reducer pipe is arranged in the second bearing.

2. The drive of a drum magnetic separator as claimed in claim 1, wherein: the first bearing and the second bearing are both spherical ball bearings.

3. The drive of a drum magnetic separator as claimed in claim 1, wherein: the permanent magnetic cylinder body is internally provided with a magnetic system which is detachably arranged on the fixed shaft.

4. The drive of a drum magnetic separator as claimed in claim 1, wherein: the end cap is made of cast aluminum.

5. The drive of a drum magnetic separator as claimed in claim 1, wherein: the outer shaft sleeve is rotatably installed on the magnetic separator frame, a groove is formed in the position where the magnetic separator frame and the outer shaft sleeve are intersected, and the groove is matched with the bolt.

6. The drive of a drum magnetic separator as claimed in claim 1, wherein: the inner shaft sleeve is fixedly connected with the end cover.

7. The drive of a drum magnetic separator as claimed in claim 1, wherein: the end cover is connected with the permanent magnetic cylinder body through a stainless steel screw.