Hole pipe misplacement prevention device

The utility model discloses a hole pipe misplacement prevention device which comprises a support, a connecting shaft and a sensor, the support is provided with a U-shaped frame used for placing hole pipes, the connecting shaft is connected with the support in a sliding mode, a plug pin used for being inserted into hole pipe array holes is fixed at one end of the connecting shaft, and a swing rod is fixed at the other end of the connecting shaft. The sensor is installed on the support and used for detecting the position of the swing rod. By the adoption of the device, the situation that the machining position of the hole pipe is wrong due to manual misoperation is avoided, and the number of unqualified products is reduced. 本实用新型公开了一种孔管防错放装置，包括支架、连接轴和传感器，所述支架设置有用于摆放孔管的U型架，所述连接轴与支架滑动连接，并且连接轴一端固定有用于插入孔管阵列孔的插销，连接轴另一端固定有摆杆，所述传感器安装在支架上，并用于检测摆杆的位置。采用本实用新型，实现防止因人为误操作而导致孔管加工位置错误的情况发生，减少不合格品的数量。