阅读说明：本技术 轴承润滑系统及其控制方法 (Bearing lubrication system and control method thereof ) 是由 关冉 唐瑜 黄春亮 于 2019-04-26 设计创作，主要内容包括：本发明提供一种轴承润滑系统及其控制方法,该轴承润滑系统包括：轴承(6)；润滑脂泵出模块(1),用于从轴承(6)经由润滑脂输送管(8)泵出润滑脂；润滑脂传感器(2),用于检测与润滑脂泵出模块(1)所泵出的润滑脂相对应的信息；润滑脂注入模块(4),用于经由润滑脂输送管(8)向轴承(6)注入润滑脂；以及控制器(3),用于根据润滑脂传感器(2)所检测到的信息,对润滑脂泵出模块(1)所进行的润滑脂的泵出和润滑脂注入模块(4)所进行的润滑脂的注入进行控制。根据本发明实施例提供的轴承润滑系统,可以连动地控制润滑脂泵出模块(1)和润滑脂注入模块(4),由此可以根据轴承的实际工作状况智能地对轴承进行润滑,从而可以在一定程度上避免润滑不足、润滑过度和润滑脂浪费。(The invention provides a bearing lubrication system and a control method thereof, the bearing lubrication system comprises: a bearing (6); a grease pump-out module (1) for pumping out grease from the bearing (6) via a grease feed pipe (8); the lubricating grease sensor (2) is used for detecting information corresponding to the lubricating grease pumped out by the lubricating grease pumping-out module (1); a grease injection module (4) for injecting grease into the bearing (6) via a grease feed pipe (8); and a controller (3) for controlling the pumping out of the grease by the grease pump-out module (1) and the injection of the grease by the grease injection module (4) based on the information detected by the grease sensor (2). According to the bearing lubrication system provided by the embodiment of the invention, the lubricating grease pump-out module (1) and the lubricating grease injection module (4) can be controlled in a linkage manner, so that the bearing can be intelligently lubricated according to the actual working condition of the bearing, and the insufficient lubrication, the excessive lubrication and the waste of the lubricating grease can be avoided to a certain extent.)

A bearing lubrication system, comprising:

a bearing (6);

a grease pump-out module (1) for pumping out grease from the bearing (6) via a grease feed tube (8);

a grease sensor (2) for detecting information corresponding to grease pumped out by the grease pump-out module (1);

a grease injection module (4) for injecting grease into the bearing (6) via the grease delivery pipe (8); and

a controller (3) for controlling the pumping out of grease by the grease pump-out module (1) and the injection of grease by the grease injection module (4) based on the information detected by the grease sensor (2).

Bearing lubrication system according to claim 1, characterised in that the grease sensor (2) is arranged in the grease delivery pipe (8) and close to the grease pump-out module (1).

Bearing lubrication system according to claim 1, characterised in that the grease sensor (2) is arranged in the grease pump-out module (1).

Bearing lubrication system according to claim 1, wherein the controller (3) feedback controls the amount of grease pumped out by the grease pump-out module (1) and the amount of grease injected by the grease injection module (4) based on the information detected by the grease sensor (2) such that the amount of grease injected by the grease injection module (4) is equal to or greater than the amount of grease pumped out by the grease pump-out module (1).

The bearing lubrication system of claim 4,

the grease pump-out module (1) periodically pumps out a first amount of grease,

the grease sensor (2) detects information corresponding to the first amount of grease,

wherein, in the case where the information corresponding to the first amount of grease detected by the grease sensor (2) satisfies a predetermined condition, the controller (3) feedback-controls the grease injection module (4) in accordance with the information so that the grease injection module (4) injects a second amount of grease equal to or greater than the first amount, and

in case the information corresponding to the first amount of grease detected by the grease sensor (2) does not fulfil the predetermined condition, the controller (3) feedback controls the grease pump-out module (1) and the grease injection module (4) to replace at least a part of the grease in the bearing (6) based on this information such that the information corresponding to the grease pumped out by the grease pump-out module (1) detected by the grease sensor (2) fulfils the predetermined condition.

Bearing lubrication system according to claim 5, wherein the period during which the grease pump-out module (1) pumps out the first amount of grease is shorter than a preset grease change cycle time.

The bearing lubrication system of claim 1,

the bearing lubrication system comprises a plurality of bearings (6),

the bearing lubrication system further comprises a switching module for switching between the plurality of bearings (6), an

The controller (3) controls the pumping out of grease from the bearing (6) by the grease pump module (1) and the injection of grease into the bearing (6) by the grease injection module (4) based on information detected by the grease sensor (2) about grease pumped out by the bearing (6) to which the grease pump module (1) is switched from the switching module.

Bearing lubrication system according to any of claims 1 to 7, further comprising a sending module for sending information detected by the grease sensor (2) to a cloud.

Bearing lubrication system according to any of claims 1 to 7, further comprising a display module for displaying information detected by the grease sensor (2).

The bearing lubrication system as claimed in any one of claims 1 to 7, wherein said bearing comprises at least one of a tapered roller bearing, a cylindrical roller bearing, a ball bearing, a spherical roller bearing and a plain bearing.

Bearing lubrication system according to any of claims 1-7, where the information corresponding to the grease pumped by the grease pumping module (1) comprises at least one of the temperature of the grease, the water content of the grease, the metal particulate content of the grease and the degree of ageing of the grease.

A method of controlling a bearing lubrication system, the bearing lubrication system comprising: a bearing (6); a grease pump-out module (1) for pumping out grease from the bearing (6) via a grease feed tube (8); a grease sensor (2) for detecting information corresponding to grease pumped out by the grease pump-out module (1); and a grease injection module (4) for injecting grease into the bearing (6) via the grease delivery tube (8), the control method comprising:

a detection step for causing the grease sensor (2) to detect information corresponding to grease pumped out by the grease pump-out module (1); and

a control step for controlling the pumping out of grease by the grease pump-out module (1) and the injection of grease by the grease injection module (4) based on the information detected by the grease sensor (2).

The control method according to claim 12, characterized by comprising, in the controlling step:

according to the information detected by the grease sensor (2), the amount of grease pumped out by the grease pump-out module (1) and the amount of grease injected by the grease injection module (4) are feedback-controlled so that the amount of grease injected by the grease injection module (4) is equal to or greater than the amount of grease pumped out by the grease pump-out module (1).

The control method according to claim 13,

causing the grease pump-out module (1) to periodically pump out a first amount of grease,

causing the grease sensor (2) to detect information corresponding to the first amount of grease,

wherein, in the case where the information corresponding to the first amount of grease detected by the grease sensor (2) satisfies a predetermined condition, in the control step, the grease injection module (4) is feedback-controlled in accordance with the information so that the grease injection module (4) injects a second amount of grease equal to or larger than the first amount, and

in case the information corresponding to the first amount of grease detected by the grease sensor (2) does not satisfy the predetermined condition, in the control step, the grease pump-out module (1) and the grease injection module (4) are feedback-controlled based on the information to replace at least a portion of the grease in the bearing (6) such that the information corresponding to the grease pumped out by the grease pump-out module (1) detected by the grease sensor (2) satisfies the predetermined condition.

The control method according to claim 12,

the bearing lubrication system comprises a plurality of bearings (6),

the bearing lubrication system further comprises a switching module for switching between the plurality of bearings (6),

in the controlling step, comprising:

-controlling the pumping out of grease from the bearing (6) by the grease pump module (1) and the injection of grease into the bearing (6) by the grease injection module (4) according to information detected by the grease sensor (2) about the grease pumped out by the bearing (6) to which the grease pump module (1) is switched from the switching module.