CN215762846U

CN215762846U - Cement mill rotor bearing lubricating system

Info

Publication number: CN215762846U
Application number: CN202122494114.4U
Authority: CN
Inventors: 唐蔚雯; 徐玮胜; 王乐丰
Original assignee: Jiangxi Yushan Wannianqing Cement Co ltd
Current assignee: Jiangxi Yushan Wannianqing Cement Co ltd
Priority date: 2021-10-15
Filing date: 2021-10-15
Publication date: 2022-02-08
Anticipated expiration: 2031-10-15

Abstract

The utility model discloses a cement grinding and sorting machine rotor bearing lubricating system, which comprises a main shaft and a shaft sleeve, wherein the shaft sleeve is sleeved outside the main shaft, an upper bearing seat and a lower bearing seat are respectively arranged at two ends of the shaft sleeve, connecting mechanisms are respectively arranged between two ends of the shaft sleeve and the upper bearing seat and between two ends of the shaft sleeve and the lower bearing seat, and two ends of the main shaft respectively penetrate through the upper bearing seat and the lower bearing seat, the cement grinding and sorting machine rotor bearing lubricating system is convenient to input lubricating oil into the shaft sleeve and increase the lubrication by arranging a liquid inlet pipe, and inputs heated gas into the shaft sleeve by arranging an air inlet hole to enable the solidified lubricating oil in the shaft sleeve to flow and prevent the solidified lubricating oil in the shaft sleeve from solidifying in the shaft sleeve when the temperature is low, the smoothness degree of the main shaft in rotation is increased by arranging the connecting mechanisms, the lubricating effect is further increased, and dust is prevented from entering the inside of the shaft sleeve by arranging a dustproof pad and a sealing ring, by providing the threads, the system is easy to install.

Description

Cement mill rotor bearing lubricating system

Technical Field

The utility model relates to the technical field of lubricating systems, in particular to a lubricating system for a rotor bearing of a cement mill.

Background

The cement mill powder concentrator is one of the most commonly used production processes in cement industry production, and aims to improve the productivity of a grinding system, reduce production energy consumption and improve machine hour yield.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cement grinding and sorting machine rotor bearing lubricating system, which is convenient to input lubricating oil into a shaft sleeve to increase lubrication by arranging a liquid inlet pipe, inputs heated gas into the shaft sleeve by arranging an air inlet hole to enable the solidified lubricating oil in the shaft sleeve to flow and prevent the solidified lubricating oil from being solidified in the shaft sleeve when the temperature is low, increases the smoothness of a main shaft during rotation by arranging a connecting mechanism and further increases the lubricating effect, prevents dust from entering the shaft sleeve by arranging a dustproof pad and a sealing ring, and is convenient to install by arranging a thread so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a cement mill rotor bearing lubricating system, includes main shaft and axle sleeve pipe, the main shaft outside is located to the axle sleeve pipe cover, just the axle sleeve pipe both ends are equipped with bolster bearing housing and step respectively, all be equipped with coupling mechanism between axle sleeve pipe both ends and bolster bearing housing, the step, bolster bearing housing and step are passed respectively at the main shaft both ends, just the main shaft both ends are equipped with upper end cover and bottom end cover respectively, upper end cover, bottom end cover respectively with bolster bearing housing, step swing joint, axle sleeve pipe one side top is equipped with the feed liquor pipe, just axle sleeve pipe one side below is equipped with the inlet port, the inside sealing plug that is equipped with of inlet port.

Furthermore, the connecting mechanism comprises a first connecting groove, a second connecting groove and steel balls, the first connecting groove is formed in the top surface and the bottom surface of the shaft sleeve, the second connecting groove is formed in the two ends of the inner wall of one side of the upper bearing seat and the inner wall of one side of the lower bearing seat, and the steel balls are arranged between the first connecting groove and the second connecting groove.

Further, the shaft sleeve comprises a plurality of connecting pipes, a sealing ring is sleeved on each connecting pipe, a first shell and a second shell are fixedly arranged at the top end and the bottom end of each connecting pipe respectively, and the connecting pipes are connected with the first shell in a sleeved mode through the second shell.

Furthermore, the upper end cover and the lower end cover are respectively sleeved at the upper end and the lower end of the main shaft.

Furthermore, the upper end cover and one end of the lower end cover are both fixedly provided with dustproof cushions, and the two ends of the spindle penetrate through the dustproof cushions.

Furthermore, the inner walls of the upper end cover and the lower end cover, the outer walls of the upper bearing seat and the lower bearing seat are provided with matched threads, and the upper end cover and the lower end cover are respectively fixedly connected with the upper bearing seat and the lower bearing seat through threads.

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

1. through setting up the feed liquor pipe, be convenient for to the inside input lubricating oil of axle sleeve, increase the lubrication, through setting up the inlet port, to the inside gas of input heating of axle sleeve, the inside lubricating oil that solidifies of messenger's axle sleeve flows, it solidifies at axle sleeve inside when preventing that the temperature is lower, through setting up coupling mechanism, smooth degree when increasing the main shaft and rotating, further increase lubricated effect, through setting up dustproof pad and sealing washer, prevent that the inside entering dust of axle sleeve, through setting up the screw thread, be convenient for install this system.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model without limiting the utility model.

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

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic view of the shaft sleeve construction of the present invention;

FIG. 4 is an enlarged view of A of the present invention;

FIG. 5 is an enlarged view of B of the present invention;

reference numbers in the figures: 1. a main shaft; 2. a shaft sleeve; 3. an upper bearing seat; 4. a lower bearing seat; 5. an upper end cover; 6. a lower end cover; 7. a liquid inlet pipe; 8. an air inlet; 9. a sealing plug; 10. a first connecting groove; 11. a second connecting groove; 12. steel balls; 13. a connecting pipe; 14. a seal ring 15, a first housing; 16. a second housing; 17. a dust-proof pad; 18. and (4) threading.

Detailed Description

The present invention will be further described with reference to the following detailed description, wherein the drawings are for illustrative purposes only and are not intended to be limiting, wherein certain elements may be omitted, enlarged or reduced in size, and are not intended to represent the actual dimensions of the product, so as to better illustrate the detailed description of the utility model.

As shown in fig. 1-5, a rotor bearing lubricating system for a cement mill comprises a main shaft 1 and a shaft sleeve 2, and is characterized in that: the spindle sleeve 2 is sleeved outside the spindle 1, an upper bearing seat 3 and a lower bearing seat 4 are respectively arranged at two ends of the spindle sleeve 2, a connecting mechanism is respectively arranged between two ends of the spindle sleeve 2 and the upper bearing seat 3 and the lower bearing seat 4, two ends of the spindle 1 respectively penetrate through the upper bearing seat 3 and the lower bearing seat 4, an upper end cover 5 and a lower end cover 6 are respectively arranged at two ends of the spindle 1, the upper end cover 5 and the lower end cover 6 are respectively movably connected with the upper bearing seat 3 and the lower bearing seat 4, a liquid inlet pipe 7 is arranged above one side of the spindle sleeve 2, so that lubricating oil can be conveniently input into the spindle sleeve 2 for increasing lubrication, an air inlet 8 is arranged below one side of the spindle sleeve 2, heated gas is input into the spindle sleeve 2, so that the solidified lubricating oil in the spindle sleeve can flow to prevent the solidified lubricating oil in the spindle sleeve 2 when the temperature is low, and a sealing plug 9 is arranged in the air inlet 8, when not in use, dust is prevented from entering the air inlet holes 8.

Specifically, as shown in fig. 5, the connecting mechanism includes a first connecting groove 10, a second connecting groove 11 and a steel ball 12, the first connecting groove 10 is disposed at both ends of the top surface and the bottom surface of the shaft sleeve 2, the second connecting groove 11 is disposed at both ends of the inner wall of one side of the upper bearing seat 3 and the lower bearing seat 4, and the steel ball 12 is disposed between the first connecting groove 10 and the second connecting groove 11, so that the fluency of the main shaft 1 during rotation is increased, and the lubricating effect is further increased.

Specifically, as shown in fig. 3, the shaft sleeve 2 includes many connecting pipes 13, all the cover is equipped with sealing washer 14 on the connecting pipe 13, just connecting pipe 13 top and bottom are fixed respectively and are equipped with first casing 15 and second casing 16, establish through second casing 16 and first casing 15 each other the cover between the connecting pipe 13 and be connected, be convenient for install and dismantle the bearing housing, conveniently wash its inside, increase its life.

Specifically, as shown in fig. 2 and 4, the upper end cover 5 and the lower end cover 6 are respectively sleeved on the upper end and the lower end of the main shaft 1, the dustproof pad 17 is fixedly arranged at one end of each of the upper end cover 5 and the lower end cover 6, so that the dustproof effect is improved, the dustproof pad 17 is penetrated at both ends of the main shaft 1, the inner walls of the upper end cover 5 and the lower end cover 6 are respectively provided with a thread 18 matched with the outer walls of the upper bearing seat 3 and the lower bearing seat 4, so that the installation and the disassembly are convenient, and the upper end cover 5 and the lower end cover 6 are respectively fixedly connected with the upper bearing seat 3 and the lower bearing seat 4 through the thread 18.

The working principle is as follows: this kind of cement mill rotor bearing lubricating system, when using, establish the many connecting pipes 13 that shaft sleeve 2 includes in proper order the cover and establish and install in main shaft 1 outside, again install main shaft 1 and bolster bearing housing 3, step 4, install last upper end cover 5 and step 6 through screw thread 18 and bolster bearing housing 3 and step 4, through feed liquor pipe 7 to the inside input lubricating oil of shaft sleeve 2, increase the lubrication, simultaneously to the inside input heated gas of shaft sleeve 2, the lubricating oil that makes the inside solidification of axle sleeve flows, lubricate main shaft 1.

Although particular embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these particular embodiments 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

1. The utility model provides a cement mill rotor bearing lubricating system, includes main shaft (1) and axle sleeve pipe (2), its characterized in that: the improved spindle is characterized in that the spindle (1) is sleeved with the spindle sleeve (2), the two ends of the spindle sleeve (2) are respectively provided with an upper bearing seat (3) and a lower bearing seat (4), connecting mechanisms are arranged between the two ends of the spindle sleeve (2) and the upper bearing seat (3) and the lower bearing seat (4), the two ends of the spindle (1) respectively penetrate through the upper bearing seat (3) and the lower bearing seat (4), the two ends of the spindle (1) are respectively provided with an upper end cover (5) and a lower end cover (6), the upper end cover (5) and the lower end cover (6) are respectively movably connected with the upper bearing seat (3) and the lower bearing seat (4), a liquid inlet pipe (7) is arranged above one side of the spindle sleeve (2), an air inlet hole (8) is arranged below one side of the spindle sleeve (2), and a sealing plug (9) is arranged inside the air inlet hole (8).

2. The cement mill rotor bearing lubrication system as recited in claim 1, further comprising: coupling mechanism includes first spread groove (10), second spread groove (11) and steel ball (12), axle sleeve pipe (2) top surface all is equipped with first spread groove (10) with bottom surface both ends, bolster bearing housing (3) and step (4) one side inner wall both ends all are equipped with second spread groove (11), steel ball (12) set up between first spread groove (10) and second spread groove (11).

3. A cement mill rotor bearing lubrication system as claimed in claim 2, wherein: the shaft sleeve (2) comprises a plurality of connecting pipes (13), a sealing ring (14) is sleeved on each connecting pipe (13), a first shell (15) and a second shell (16) are fixedly arranged at the top end and the bottom end of each connecting pipe (13) respectively, and the connecting pipes (13) are connected with the first shell (15) in a sleeved mode through the second shell (16).

4. A cement mill rotor bearing lubrication system as claimed in claim 3, wherein: the upper end cover (5) and the lower end cover (6) are respectively sleeved at the upper end and the lower end of the main shaft (1).

5. The cement mill rotor bearing lubrication system as recited in claim 4, further comprising: the upper end cover (5) and one end of the lower end cover (6) are both fixedly provided with dustproof pads (17), and the two ends of the main shaft (1) penetrate through the dustproof pads (17).

6. The cement mill rotor bearing lubrication system as recited in claim 1, further comprising: the inner walls of the upper end cover (5) and the lower end cover (6) are respectively provided with matched threads (18) with the outer walls of the upper bearing seat (3) and the lower bearing seat (4), and the upper end cover (5) and the lower end cover (6) are respectively fixedly connected with the upper bearing seat (3) and the lower bearing seat (4) through the threads (18).