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Complex dispersant water-based liquid magnetic grinding tool and manufacturing method thereof

A composite dispersant and water-based liquid technology, which is applied in grinding/polishing equipment, grinding devices, manufacturing tools, etc., can solve the problems of poor redispersibility and poor stability, and achieve low cost, strong oxidation resistance, and settlement good stability effect

Inactive Publication Date: 2017-08-08
TAIYUAN UNIV OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] The purpose of a composite dispersant water-based liquid magnetic abrasive tool and its preparation method of the present invention is: the main technical problem to be solved is to overcome the shortcomings of existing liquid magnetic abrasive tools such as poor stability and poor redispersibility, and provide a composite dispersant Water-based liquid magnetic abrasive tool and preparation method thereof, the liquid magnetic abrasive tool has strong stability and redispersibility

Method used

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  • Complex dispersant water-based liquid magnetic grinding tool and manufacturing method thereof
  • Complex dispersant water-based liquid magnetic grinding tool and manufacturing method thereof
  • Complex dispersant water-based liquid magnetic grinding tool and manufacturing method thereof

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Experimental program
Comparison scheme
Effect test

Embodiment approach 1

[0045] Embodiment used raw material is as follows:

[0046] Deionized water is 20.4%, carbonyl iron powder is 67%, surfactant is 1.3%, nano silicon dioxide is 0.5%, conditioner and antioxidant is 0.8%, humectant is 0.3%, green silicon carbide particles are 9.7% %. The surfactants in the formula are sodium hexametaphosphate and sodium carboxymethylcellulose, and the mass ratio is 40:3.

[0047] The preparation steps are as follows:

[0048] 1) According to the formula described in the invention, weigh 70ml of deionized water, 0.3g sodium carboxymethylcellulose, 4g sodium hexametaphosphate, 2gNaNO 2 And 1ml glycerol and 1.5g anhydrous sodium carbonate;

[0049] 2) Put deionized water in a container tank, then add sodium hexametaphosphate and sodium carboxymethylcellulose, stir with a stirrer, adjust the speed to 300r / min, and stir to disperse them evenly in deionized water ;

[0050]3) Add sodium nitrite and anhydrous sodium carbonate to the mixed solution, mix in the conta...

Embodiment approach 2

[0058] Embodiment used raw material is as follows:

[0059] Deionized water is 20.4%, carbonyl iron powder is 67%, surfactant is 1.3%, nano silicon dioxide is 0.5%, conditioner and antioxidant is 0.8%, humectant is 0.3%, green silicon carbide particles are 9.7% %. The surfactants in the formula are sodium hexametaphosphate and PAA, and the mass ratio is 5:2.

[0060] The preparation steps are as follows:

[0061] 1) According to the formula described in the invention, weigh 70ml of deionized water, 1.25g of PAA, 3g of sodium hexametaphosphate, 2g of NaNO according to the mass fraction 2 and 1ml glycerol and 2g anhydrous sodium carbonate;

[0062] 2) Put the deionized water in a container tank, then add sodium hexametaphosphate and PAA, stir with a stirrer, adjust the speed to 300r / min, and stir to disperse it evenly into the deionized water;

[0063] 3) Add sodium nitrite and a small amount of anhydrous sodium carbonate to the mixed solution, mix in the container, adjust t...

Embodiment approach 3

[0071] Embodiment used raw material is as follows:

[0072] Deionized water is 20.4%, carbonyl iron powder is 67%, surfactant is 1.1%, nano silicon dioxide is 0.7%, conditioner and antioxidant is 0.8%, humectant is 0.3%, green silicon carbide particles are 9.7% %. The surfactant in the formula is sodium carboxymethylcellulose and PAA, and the mass ratio is 1:10.

[0073] The preparation steps are as follows:

[0074] (1) According to the formula described in the invention, weigh 70ml of deionized water, 3.5g of PAA, 0.35g of sodium carboxymethyl cellulose, and 2g of NaNO according to the mass fraction 2 and 1ml of glycerin and 2g of anhydrous sodium carbonate.

[0075] (2) Put the deionized water in a container tank, then add sodium carboxymethylcellulose and PAA, stir with a stirrer, adjust the speed to 300r / min, and stir to disperse them evenly in the deionized water.

[0076] (3) Add sodium nitrite and anhydrous sodium carbonate to the mixed solution, mix in a container...

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Abstract

The invention disclose a complex dispersant water-based liquid magnetic grinding tool and a manufacturing method thereof, and belongs to the field of surface finishing of mechanical parts. The high-stability complex dispersant water-based liquid magnetic grinding tool is made of raw materials including, by mass percent, 65% to 80% of magnetic particles, 15% to 25% of deionized water, 0.5% to 3% of a surface active agent, 0.5% to 2% of an antioxidant, 0.3% to 1% of a moisturizing agent, 0.3% to 1.5% of a pH adjusting agent, 1% to 2% of nanoscale particles, and 7% to 10% of abrasive particles. The grinding tool has the beneficial effects the stirring manner based on seal pure rolling is provided, a complex dispersant is used and is combined with other function reagents to replace a single dispersant, the moisturizing agent is added in the formula, the water evaporation is reduced, the nanoscale particles are added, the effect of filling gaps between macromolecules is achieved, the space position resistance effect is improved, and the grinding tool has the beneficial effects of being stable, good in re-dispersion, good in fluidity, low in zero field viscosity, non-poisonous and convenient to recycle.

Description

technical field [0001] The invention discloses a composite dispersant water-based liquid magnetic abrasive tool and a preparation method thereof, belonging to the field of surface finish processing of mechanical parts, and in particular relates to a composite dispersant water-based liquid magnetic abrasive tool with high stability and a preparation method thereof. Background technique [0002] With the development of modern high-speed and high-precision equipment, the surface quality of mechanical parts has an important impact on the assembly accuracy, performance and service life of the whole machine. Therefore, higher and higher requirements are placed on the surface quality of parts. Surface finishing Processing has become a necessary process in modern product manufacturing. [0003] Liquid magnetic abrasive finishing technology is a precision surface finishing technology developed based on the magnetorheology of liquid magnetic abrasives, which can realize precision fini...

Claims

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Application Information

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IPC IPC(8): B24D18/00
CPCB24D18/00
Inventor 李唯东李秀红白小云李文辉郭策刘佳侯志燕杨胜强张再
Owner TAIYUAN UNIV OF TECH
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