Spindle drive for injection molding machine, has injecting device injecting lubricant oil into covering sleeve, and sprayer separating lubricant oil in lines by rotating mechanical unit, where sprayer is arranged in covering sleeve

摘要

The drive (1) has a spindle (2) and a spindle nut (3) rotatable relative to each other, and a covering sleeve (4) is provided for the spindle. An injecting device injects lubricant oil into the covering sleeve, and a sprayer separates the lubricant oil in lines by a rotating mechanical unit, where the sprayer is arranged in the covering sleeve. The rotating mechanical unit is formed as a sprayer wheel (5), which is connected with the spindle in a torque proof manner.