| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a marked line stamp device and material testing machine capable of certainly drawing a uniform and clear marked line on a surface of a test piece.SOLUTION: A stamp 50 is disposed at the lower ends of rods 64 of a lifting cylinder via bolts 65. The stamp 50 includes: holders 53 having two thin plates; a holder support unit 52 that supports the holders 53 at a predetermined interval in order to draw marked lines separate from each other by a desired distance GL between marked lines; and a support plate member 51 that engages with the holder support unit 52 and is disposed vertically movably so that the bolt 65 connected to the lower ends of the rods 64 of the lifting cylinder 63 penetrates the support plate member 51. Ink held between the two thin plates is pressed and transferred to the test piece to provide marked lines.</p> |
