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Overview
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Introduction
Multifunctional grinding machine, this machine tool is a mature and efficient, suitable for engine inlet and exhaust valve disc R fine grinding special grinder, thus solving the traditional lathe in the process of processing: low accuracy, many processes, poor stability.
Specification parameter
| Grinding wheel material: | CBN |
| Basic condition of valve before processing | |
| Machining valve range (Other size ranges can be customized) | |
| Head diameter: | 20-40mm; Stem diameter:5-8 mm; Length 80-130mm |
| Can process the valve material | |
| 21-4N, 4Cr10Si2Mo, imported SUH: | 3, SUH:35, etc.; Hardness 25-45HRc |
| Valve condition before machining | |
| Valve stem runout 0.005mm, head runout 0.05m | |
| Valve seat Angle: | 45-60° |
| Machining allowance: | 0.10-0.30mm (diameter) |
| Basic state of valve after processing | |
| Precision after valve machining | |
| Run-out accuracy : | Max0.03mm |
| Dimensional accuracy : | Within 0.025mm |
| Surface roughness : | Within Ra1.6 |
| Cycle time | |
| Grinding speed 0.8-1.5mm per second, about 15 seconds/piece | |
