The portable tamping pickaxe designed and produced by HEBEI TieKang Machinery equipment CO., Ltd is applicable to the ballast tamping of mountain railways without power supply and inconvenient transportation, thus producing great economic benefits. The design of the rolling cone type vibrator is compact, light weighted and has reasonable structure, small size, and is convenient way up and down. It can effectively increase the exciting force, improve the continuous working hours, and make the maintenance more intuitive. Its ergonomic design improves the working environment, and make the operation more convenient.