Workpiece flatness detection jig

Abstract

The utility model discloses a work piece flatness detection tool relates to detection device technical field, including detection tool body, the detection tool body inside is provided with telescopic pneumatic cylinder, be provided with tool plate on telescopic pneumatic cylinder, the tool plate inside is provided with work piece, work piece top is provided with mesa, the mesa is provided with a plurality of detection tables, the mesa is provided with a plurality of through -holes, and the detection table is through the through -hole and work piece and is in contact. The output shaft of telescopic pneumatic cylinder output end and tool plate bottom fixed connection make tool plate realize ascending and landing, and the positioning groove on tool plate is used for placing work piece and fixing work piece, four detection tables that are provided on mesa and four through -holes that are provided on mesa, and each through -hole corresponds a detection table, and telescopic pneumatic cylinder pushes work piece to the top, and the surface of work piece is in contact with detection needle, and the detection needle detects the flatness of work piece, and the reading after detection is shown on detection table, reduces the cost, improves production efficiency.