Automatic feeding device for ball sliding rail punching

Disclosed is an automatic feeding device with ball bearings and slide rail punching, which has a frame (3). The utility model is characterized in that a guide way (9) is arranged on the frame, a slide block (17) is arranged on the guide way, the back part of the slide block is connected with a reciprocating power head (4); a front travel switch (7) and a back travel switch (5) are arranged on the lateral of the guide way; the back end of a synchronizing bar (16) which parallels the guide way is connected with the slide block (17); the front end of the synchronizing bar is sliding fit and threaded through a guide sleeve (13); an ejecting block (15) which protrudes entad is arranged on the synchronizing bar, and a positioning flexible rod (14) is arranged on the punch workbench. With the utility model, the mechanical feeding is realized and the work efficiency is improved by two to three times, and the operation is safe.