Crank pulley of index dial takes a message

• Main Authors: BAI TIANMING, HE YANPING, GONG MINGCHENG, ZHANG ZHIYI, YAN HU
• Format: Patent
• Language: Chinese; English
• Published: 15.03.2017
• Subjects: BLASTING; ENGINEERING ELEMENTS AND UNITS; GEARING; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model discloses a crank pulley of index dial takes a message, including dish hub and the belt pulley of suit outside set hub, be provided with the yielding rubber between dish hub and the belt pulley, the right side pressure equipment of dish hub has the signal disc, the periphery of signal disc is provided with a N tooth, and N is 55~65, and this N tooth is according to the interval of the N+2 tooth periphery equipartition at the signal disc, nevertheless reserves two continuous tooth vacancies as signaling gear, and the tooth external diameter of signal disc is greater than the external diameter of belt pulley, the outer wall of belt pulley divide into left part and right part, and the left part is greater than the right part and forms the step, and the right -hand member of belt pulley, the right -hand member of yielding rubber are all laminated with the signal disc, and the left end of belt pulley flushes with the left end of dish hub, and the left end of yielding rubber immerses in the left e