GUIDE BUSH ADJUSTING DEVICE

摘要

In a guide bush adjusting device, a drawbar (24) (a mobile body) provided to be displaceable with respect to a guide bush sleeve (7) is formed from: a screw connection member (14) (a connection member) which is connected to a guide bush (9) housed in a guide bush sleeve (7) (a cylindrical body); and an operation member (18) configured to operate the displacement of the screw connection member (14). The guide bush adjusting device adjusts an inner diameter dimension of the guide bush (9) by: releasing the operation member (18) from its fixation, displacing the drawbar (24), and fixing the operation member (18) at a predetermined position; and moving the guide bush (9) with respect to the guide bush sleeve (7), and positioning the guide bush (9).

主权项

1. A guide bush adjusting device, comprising:
a cylindrical body configured to house a guide bush; a mobile body provided to be displaceable with respect to the cylindrical body; and a fixing device to fix the mobile body to the cylindrical body, the guide bush adjusting device being configured to adjust an inner diameter dimension of the guide bush by
connecting the mobile body and the guide bush together,releasing the mobile body from its fixation, displacing the mobile body, and fixing the mobile body at a predetermined position, andmoving the guide bush with respect to the cylindrical body, and positioning the guide bush, wherein the mobile body includes
a connection member configured to be connected to the guide bush, andan operation member configured to operate displacement of the connection member, the connection member and the operation member are connected together by use of an engagement section including a recessed portion and a projecting portion to be loosely fitted to each other, and the operation member is fixed by use of the fixing device.