Follow-up to the injection of the magnetic mill of the punching punches from the fastener steel for resistance
DOI:
https://doi.org/10.37142/2076-2151/2023-1(52)182Keywords:
magnetic treatment, aggressive puncheon, polarity, magnetic state, firmness, work-hardening, high-speed steel.Abstract
Kindenko М. Follow-up to the injection of the magnetic mill of the punching punches from the fastener steel for resistance
The real work is devoted research of questions, related to research of influence of the magnetic state and polarity of working part of aggressive puncheons from high-speed steel of R6M5 on firmness after magnetic-impulsive treatment, being combination of electromagnetic and thermodynamics methods of management the non-equilibrium structure of matter. Reasons of refuses of instruments are more frequent than all related not to their breakage, but with a loss by them to the primary superficial configuration because of wear, splitting off, crumpling, rastreskivaniya, I.e. in connection with destruction or deformations of superficial skims of metal. High-speed steel, as any solid, possesses the resilient internal field, conditioned the real dislocation structure. With imposition of the magnetic field on material on this own resilient field the resilient field, caused magnetostriction deformation, is laid on. On the whole the result of magnetic treatment is examined as a display of effects of posledeystviya is in materials, being on the scopes of stability of their properties and exposed to influence of the external power field.
It is marked that as a result of influence of the impulsive magnetic field there is a change of fiziko-mechanical properties high-speed steel and instrumental material becomes more homogeneous on a structure. It is set that the wearproofness of the magnetically treated instrument differs from the wear of instrument in initial position. Divergence of mean values of firmness of instrument in the initial state and after magnetic treatment meaningfully, and treatment the impulsive magnetic field substantially influences on.
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