A kind of composite abrasive grinding wheel and preparation method thereof
A composite abrasive and grinding wheel technology, which is applied in the field of abrasive tools and abrasive materials, can solve problems such as low bonding degree of composite coating, difficult control of concentration and uniformity, and product performance that cannot meet processing requirements.
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Embodiment 1
[0043] The composite abrasive grinding wheel in the present embodiment comprises a grinding wheel base body and a composite abrasive layer and is arranged on a nickel layer between the base body and the composite abrasive layer, and the composite abrasive layer has such as figure 1 In the structure shown, the abrasive layer includes auxiliary abrasive 2 and main abrasive 1; the auxiliary abrasive is 1 μm SiC; the main abrasive is 10 μm diamond.
[0044] The mass ratio of SiC to diamond is 1:10.
[0045] The thickness of the abrasive layer is: 50 μm.
[0046] The base of the grinding wheel is an aluminum alloy base.
[0047] Preparation of the electroplating solution used in the preparation process of this embodiment: Nickel sulfamate, nickel chloride, boric acid, and sodium dihexyl sulfosuccinate are sequentially added to the plating tank and dissolved with deionized water until the total volume is 10L; the concentration of nickel sulfamate is 300g / L, the concentration of ni...
Embodiment 2
[0055] The composite abrasive grinding wheel in this embodiment comprises a grinding wheel substrate and a composite abrasive layer and a nickel layer arranged between the substrate and the composite abrasive layer. The abrasive layer includes auxiliary abrasives and main abrasives; the auxiliary abrasive is 5 μm diamond; the main abrasive is 50 μm of diamonds.
[0056] The mass ratio of 5 μm diamond to 50 μm diamond is 1:20.
[0057] The thickness of the abrasive layer is: 200 μm.
[0058] The base of the grinding wheel is made of stainless steel.
[0059] Preparation of the electroplating solution used in the preparation process of this embodiment: Nickel sulfamate, nickel chloride, boric acid, and sodium dihexyl sulfosuccinate are sequentially added to the plating tank and dissolved with deionized water until the total volume is 10L; the concentration of nickel sulfamate is 400g / L, the concentration of nickel chloride is 5g / L, the concentration of boric acid is 40g / L, and...
Embodiment 3
[0067] The composite abrasive grinding wheel in this embodiment comprises a grinding wheel substrate and a composite abrasive layer and a nickel layer arranged between the substrate and the composite abrasive layer. The abrasive layer includes auxiliary abrasives and main abrasives; the auxiliary abrasive is 10 μm Al 2 o 3 ; The main abrasive is 100μm diamond.
[0068] Al 2 o 3 The mass ratio to diamond is 1:10.
[0069] The thickness of the abrasive layer is: 400 μm.
[0070] The base of the grinding wheel is made of stainless steel.
[0071] Preparation of the electroplating solution used in the preparation process of this embodiment: Nickel sulfamate, nickel chloride, boric acid, and sodium dihexyl sulfosuccinate are sequentially added to the plating tank and dissolved with deionized water until the total volume is 10L; the concentration of nickel sulfamate is 650g / L, the concentration of nickel chloride is 6g / L, the concentration of boric acid is 50g / L, and the concen...
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