Device is got ready in laying -out

• Main Authors: XU JIAZHEN, JIANG GUOGUO, LIU JUAN, HE YANG, WANG ZHAOHUI, WU TAO, SONG QIAOLIN, GAO YANGWEI
• Format: Patent
• Language: Chinese; English
• Published: 10.10.2017
• Subjects: GYROSCOPIC INSTRUMENTS; MEASURING; MEASURING DISTANCES, LEVELS OR BEARINGS; NAVIGATION; PHOTOGRAMMETRY OR VIDEOGRAMMETRY; PHYSICS; SURVEYING; TESTING

The utility model relates to a device is got ready in laying -out. This device is got ready in laying -out includes the pedestal, and the pedestal is cylindricly, offers the through -hole along its axis, the target stand sets up in the through -hole, and is located one side of through -hole, the sleeve sets up in the through -hole, and is located the opposite side of through -hole, and target stand and sleeve interference fit fix, and target stand and sleeve are coaxial, wherein, be equipped with magnetic ring, magnetic ring laminating target stand at the outside cover of sleeve. The utility model provides a pair of device is got ready in laying -out can improve measuring and sampling's precision and speed, reduces the error. 本实用新型涉及种放样打点装置。该放样打点装置包括台座，台座呈圆柱状，沿其中轴线开设通孔；靶座，设置在通孔内，且位于通孔的侧；套筒，设置在通孔内，且位于通孔的另侧，靶座和套筒过盈配合固定，且靶座和套筒同轴；其中，在套筒外部套设有磁环，磁环贴合靶座。本实用新型提供的种放样打点装置能提高测量放样的精度与速度，减小误差。