Linear sliding rail with lubrication structure

• Main Author: ZHU YONGQIN
• Format: Patent
• Language: English
• Published: 21.01.2015
• Subjects: BEARINGS; BLASTING; ELEMENTS OR CRANKSHAFT MECHANISMS; ENGINEERING ELEMENTS AND UNITS; FLEXIBLE SHAFTS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; ROTARY BODIES OTHER THAN GEARING ELEMENTS; SHAFTS; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model discloses a linear sliding rail with a lubrication structure. The linear sliding rail comprises a rail bar, a sliding block, two end cover modules, a lubrication distributing component and a plurality of rolling elements, wherein the rail bar adopts a long-strip-shaped structure which elongates towards a direction, the elongating direction is defined as an axis direction, and a plurality of rolling trenches are formed in the rail bar in the axis direction; the sliding block adopts an n-shaped structure, is arranged on the rail bar in a sleeving manner, and is provided with rolling grooves opposite to the rolling trenches, and an accommodating groove is formed in the upper surface of the door-shaped inner side of the sliding block; the two end cover modules are respectively arranged on the two end surfaces of the sliding block in the axis direction, and each end cover module is provided with a lubricating hole; the lubrication distributing component is accommodated in the accommodating groove, and is provided with a lubricating oil path, one end of the lubricating oil path is connected with the lubricating hole, and the other end of the lubricating oil path is communicated with the rolling grooves; the rolling elements are arranged between the rolling trenches and the rolling grooves.