Embedded part paying-off positioning ruler

The utility model relates to the technical field of embedded part positioning, in particular to an embedded part paying-off positioning rule. Comprising an inner square ruler and an outer square ruler which are both of a square structure, the outer square ruler is arranged outside the inner square ruler, the diagonal lines of the outer square ruler and the inner square ruler coincide, the four corners of the inner square ruler are connected with the four inner corners of the outer square ruler through square ruler connecting rods, and the diagonal lines of the square ruler connecting rods coincide with the diagonal lines of the outer square ruler. The device is low in manufacturing cost, simple and easy to use, convenient to operate and suitable for all sizes of the embedded parts of the project, and the pay-off efficiency of the embedded parts is greatly improved. The pay-off positioning device is mainly applied to the pay-off positioning aspect of the embedded part. 本实用新型涉及预埋件定位技术领域，更具体而言，涉及一种预埋件放线定位尺。包括内方尺