Open AccessHIGH RIGIDITY AND VIBRATION ENDURANCE BAR FOR DEEP HOLES
Author(s) -
Evgenia Evgenieva,
Igor Nikiforov,
Pavel Maltsev,
С. В. Дмитриев
Publication year - 2021
Publication title -
vide. tehnoloģija. resursi/environment. technology. resources
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.113
H-Index - 8
eISSN - 2256-070X
pISSN - 1691-5402
DOI - 10.17770/etr2021vol3.6522
Subject(s) - rigidity (electromagnetism) , bar (unit) , vibration , structural engineering , elasticity (physics) , engineering , geology , materials science , physics , composite material , acoustics , oceanography
Different constructions of bars are analyzed in the article, all of which are based on the idea of creating prestressed state in material. Improved construction of bar is proposed for equable spreading of elasticity zone along axis of boring bar.