| 摘要 |
PURPOSE: A tool offset device of a straddle tool is provided to extend tool replacement cycle by correcting the position of a tool according to the abrasion of the tool. CONSTITUTION: A tool offset device of a straddle tool comprises a main block(100), a dial bolt(130), and an elevating bolt(140). The main block has a female screw(112) and a guide part. The guide part is formed at the lower part of the female screw to be parallel to the axial direction of the female screw. A dial bolt comprises a male screw(132), a fine female screw(134), and scales. The male screw is formed on the outer diametral part and the fine female screw is formed on the inner diametral part. The spiral direction of the fine female screw and male screw is opposite. The elevation bolt comprises a minute male screw(142) and a head(144). The fine male screw is coupled with the fine female screw. The head is elevated in the guide part of the main block.
|
