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Lubricating grease for RV speed reducer, and preparation method and application thereof

A technology of lubricating grease and reducer, applied in the field of lubricating grease of RV reducer and its preparation, can solve the problems of increasing the cost of machine maintenance, high friction, poor compatibility, etc.

Active Publication Date: 2021-09-10
杭州得润宝油脂股份有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] However, the lubricating grease and sealing parts obtained in the above-mentioned patents are mainly incompatible with O-rings and skeleton oil seals, and the high friction force will increase the cost of machine maintenance during application.

Method used

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  • Lubricating grease for RV speed reducer, and preparation method and application thereof
  • Lubricating grease for RV speed reducer, and preparation method and application thereof
  • Lubricating grease for RV speed reducer, and preparation method and application thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1~3

[0050] A kind of lubricating grease for RV reducer, the specific components are as shown in Table 2, and the dosage unit of each component is "weight part";

[0051] Table 2

[0052]

[0053] The preparation method of the lubricating grease that embodiment 1~3 provides comprises the steps:

[0054] (1) Base oil (obtained by mixing mineral oil, synthetic hydrocarbon oil and ester oil) and thickener (12-hydroxystearic acid, lithium hydroxide and silicon dioxide) were reacted at 85°C for 90 minutes, Refining at 195°C for 45 minutes to obtain an intermediate product;

[0055] (2) The intermediate product obtained in step (1), antioxidant, extreme pressure antiwear agent and molybdenum dialkyldithiocarbamate additives were mixed for 90 minutes to obtain the grease.

Embodiment 4

[0057] A kind of lubricating grease for RV speed reducer, its difference with embodiment 1 is that the addition amount of antioxidant is 3 weight parts, the addition amount of molybdenum dialkyl dithiocarbamate additive is 3 weight parts, Other components, consumption and preparation method are all identical with embodiment 1.

Embodiment 5

[0059] A kind of lubricating grease for RV reducer, its difference with embodiment 1 is that the addition amount of antioxidant is 1.25 weight parts, the addition amount of molybdenum dialkyl dithiocarbamate additive is 4.75 weight parts, Other components, consumption and preparation method are all identical with embodiment 1.

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Abstract

The invention provides lubricating grease for an RV speed reducer, and a preparation method and application thereof. The lubricating grease is prepared from, by weight, 70-90 parts of base oil, 2-10 parts of a thickening agent and 5-10 parts of a composite additive' the composite additive comprises a combination of an antioxidant, an anti-wear reagent at extreme pressure and a dialkyl dithiocarbamate additive; and according to the lubricating grease, the combination of the antioxidant, the anti-wear reagent at extreme pressure and the dialkyl dithiocarbamate additive is selected as the composite additive, so that the lubricating grease which has excellent wear resistance and oxidation resistance and can effectively reduce the maintenance cost of a machine is successfully prepared, and the lubricating grease has important research significance.

Description

technical field [0001] The invention belongs to the technical field of lubricating grease, and in particular relates to a lubricating grease used for an RV reducer, a preparation method and application thereof. Background technique [0002] RV reducer is the core component of industrial robots, RV reducer grease is the key auxiliary material to ensure the normal operation of the robot, its importance is just like the relationship between blood and human body. At present, industrial robots in the domestic market mainly rely on imports, mainly from many industrial robot manufacturers in Japan, Europe and other places. The grease used in industrial robot joint reducers (mainly RV and harmonic reducers) is provided by industrial robots It is provided by the manufacturer as a complete set, and has excellent performance, but the price is expensive. Therefore, it is of great significance to develop a robot reducer grease with excellent performance for reducing costs. [0003] The...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C10M169/00C10M177/00C10N50/10C10N40/04C10N30/06C10N30/10C10N10/12
CPCC10M169/00C10M177/00C10M2203/1006C10M2203/003C10M2207/2805C10M2201/1056C10M2207/1285C10M2201/0626C10M2227/09C10N2050/10C10N2040/044C10N2030/06C10N2030/10C10N2030/72C10N2010/12
Inventor 荣文博程型国杨国庆程胜马蕊
Owner 杭州得润宝油脂股份有限公司
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