Pay -off is measured to fitment

The utility model discloses a pay -off is measured to fitment, including the level bar body, this internal slidable mounting of level bar has the outstanding level bar body of extension board and extension board one end, the shifting chute has been seted up on the extension board, be provided with the solid pen piece that is used for the translation in the shifting chute of centre gripping pencilon the extension board, gu be provided with on the pen piece and be used for to a fastening pen pressing member at the shifting chute, the extension board is used for driving the drive assembly that the extension board stretches out from this end of body of level bar in this internal being provided with of level bar, and its technical scheme main points can improve the accuracy of marking off to acertain extent. 本实用新型公开了种装修测量放线装置，包括水平尺本体，所述水平尺本体内滑动安装有延伸板且延伸板端突出水平尺本体，所述延伸板上开设有移动槽，所述延伸板上设置有用于夹持铅笔在移动槽内平移的固笔件，所述固笔件上设置有用于抵紧固笔件在移动槽的抵紧件，所述延伸板于水平尺本体内设置有用于驱动延伸板从水平尺本体端部伸出的驱动组件，其技术方案要点是能够在定程度上提高划线的准确性。