DEVICE FOR FIXING CYLINDER LINER OF INTERNAL COMBUSTION ENGINE WHEN RESTORING IT BY MECHANICAL PROCESSING Russian patent published in 2021 - IPC B23P6/00 

FIELD: maintenance and repair works.

SUBSTANCE: invention relates to the repair and restoration production of machine-building and repair and maintenance enterprises, in particular for restoring the worn inner surface of cylinder liners of internal combustion engines. The device contains a base plate on which the right rack is mounted with a rigidly fixed pneumatic chamber with a rod and the left rack with a fixed prism, on which two flat springs are installed in the upper part, a movable prism that is pivotally connected to the rod of the pneumatic chamber, while the movable and fixed prisms that fix the sleeve along its two outer base surfaces are connected by guides with springs installed in the holes of the prisms with a gap.

EFFECT: invention makes it possible to improve the quality of restored sleeves by increasing the geometric accuracy during processing and to simplify the fastening of cylinder liners during restoration by the repair size method.

1 cl, 2 dwg