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Microcrystalline ceramic corundum grinding wheel and its grinding layer void formation and control method

A technology of microcrystalline ceramics and control methods, applied in the field of grinding wheels, can solve the problems of uneven pore structure, poor grinding precision, and low grinding efficiency, and achieve good self-sharpening, long service life, and good grinding stability Effect

Active Publication Date: 2017-12-15
山东鲁信四砂泰山磨具有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The purpose of the present invention is to solve the defects of low grinding efficiency and poor grinding precision of the existing microcrystalline ceramic corundum grinding wheel due to uneven pore structure, poor chip removal and poor heat dissipation, and to provide a microcrystalline ceramic corundum grinding wheel and its The grinding layer gap formation and control method, through the coating on the surface of the pore-forming material, realizes the uniform distribution of the pore-forming material in the molding material, and the made grinding wheel product has a uniform structure, which effectively improves the grinding performance of titanium alloy / high temperature alloy. Common problems such as sticky chips and burns

Method used

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  • Microcrystalline ceramic corundum grinding wheel and its grinding layer void formation and control method

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Embodiment 1

[0024] The parts by weight of each raw material of the grinding layer part of the present invention are:

[0025]

[0026] The parts by weight of the coating liquid raw material components are:

[0027] 30 parts of dextrin powder;

[0028] 70 parts of water;

[0029] The amount of raw materials used in the coating solution is 1% of the DMT weight fraction (ie 0.1% of the abrasive).

[0030] When the present invention is made as figure 1 , figure 2 The process shown is carried out, and the specific operation is as follows:

[0031] 1) Preparation of coating solution: prepare 5Kg of coating solution. Prepare the container in advance, then pour the weighed water (3.5Kg) and dextrin powder (1.5Kg) into the container, heat and stir at a constant speed, reduce the heating speed before the solution boils, until the dextrin in the boiling liquid The powder is completely dissolved, turn off the heating equipment, and finally sieve the solution to remove impurities. After coo...

Embodiment 2

[0037] The parts by weight of each raw material of the grinding layer part of the present invention are:

[0038]

[0039] The parts by weight of the coating liquid raw material components are:

[0040] 20 parts of dextrin powder;

[0041] 80 parts of water;

[0042] The raw material dosage of the coating solution is 1.5% of the DMT weight fraction (ie 0.315% of the abrasive).

[0043] When the present invention is made as figure 1 , figure 2 The process shown is carried out, and the specific operation is as follows:

[0044] 1) Preparation of coating solution: prepare 5Kg of coating solution. Prepare the container in advance, then pour the weighed water (4Kg) and dextrin powder (1Kg) into the container, heat and stir at a constant speed, reduce the heating speed before the solution boils, until the dextrin powder in the boiling liquid is completely Dissolve, turn off the heating equipment, and finally sieve the solution to filter out impurities. After cooling, fill...

Embodiment 3

[0050] The parts by weight of each raw material of the grinding layer part of the present invention are:

[0051]

[0052]

[0053] The parts by weight of the coating liquid raw material components are:

[0054] 20 parts of dextrin powder;

[0055] 80 parts of water;

[0056] The amount of raw materials used in the coating solution is 2% of the weight fraction of DMT (ie 0.16% of the abrasive).

[0057]When the present invention is made as figure 1 , figure 2 The process shown is carried out, and the specific operation is as follows:

[0058] 1) Preparation of coating solution: prepare 5Kg of coating solution. Prepare the container in advance, then pour the weighed water (4Kg) and dextrin powder (1Kg) into the container, heat and stir at a constant speed, reduce the heating speed before the solution boils, until the dextrin powder in the boiling liquid is completely Dissolve, turn off the heating equipment, and finally sieve the solution to filter out impurities. ...

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Abstract

The invention relates to a micro-crystalline ceramic corundum grinding wheel and a method for forming and controlling gaps of the grinding layer of the micro-crystalline ceramic corundum grinding wheel. The grinding wheel is mainly applied to precision grinding of high temperature alloy and titanium alloy. The micro-crystalline ceramic corundum grinding wheel is characterized in that the grinding layer part comprises 50 parts of CA60-120#, 50 parts of WA60-120#, 8-14 parts of bonding agents, 1-4 parts of adhesion agents, 2-5 parts of wetting agents and 6-15 parts of DMT20-80#, and the density of the grinding layer part is 2.02-2.28 kg / cm<3>; the adhesion agents are dextrin powder, the wetting agents are malt syrup, and the hole-forming material is DMT. The method for forming and controlling the gaps of the grinding layer of the micro-crystalline ceramic corundum grinding wheel includes the following steps that (1) a coating solution is prepared; (2) a DMT coating is prepared; (3) the materials are mixed; (4) sieving is conducted. The micro-crystalline ceramic corundum grinding wheel and the method for forming and controlling the gaps of the grinding layer of the micro-crystalline ceramic corundum grinding wheel have the advantages that the organization of the grinding wheel is even, the heat dissipation performance is good, the self-sharpening performance is good, blocking cannot happen, the service life is long, the cost is low, and the grinding stability is good.

Description

technical field [0001] The invention belongs to the field of grinding wheels, and in particular relates to a high-precision microcrystalline ceramic corundum grinding wheel and a method for forming and controlling gaps in a grinding layer thereof. Background technique [0002] The grinding layer gap formation and control method of microcrystalline ceramic corundum grinding wheel for titanium alloy / high temperature alloy is a type of grinding wheel that uses microcrystalline ceramic corundum as the main abrasive, white corundum as the auxiliary abrasive, and vitrified bond as the bond. It can carry out large cutting depth, large feed, heavy load and high-efficiency grinding. The grinding wheel has high durability, long service life, good self-sharpening, no clogging, and stable grinding performance. However, the grinding efficiency and grinding accuracy of the existing titanium alloy / microcrystalline corundum grinding wheel grinding layer gap formation and control methods can...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B24D3/00B24D3/02B24D18/00
CPCB24D3/00B24D3/02B24D18/00
Inventor 李德海翟乃庆刘泉玺翟专科
Owner 山东鲁信四砂泰山磨具有限公司