发明名称 |
Adjustable preload spindle |
摘要 |
A machine tool spindle is associated with an adjustable preload mechanism for varying the preload on a bearing set for the spindle the mechanism comprising an annular piston that is selectively pressurized for loading spring(s) carried by a spring retainer that is engageable with the bearing set; and wherein the annular piston is held in an adjusted position by a position locating device including an adjustment member removably supported within a housing for the bearings and selectively engageable with the annular piston; the position locating device having a plurality of adjusted positions selectively engageable with the annular piston for fixing it in one of a plurality of positions for varying the compression of the spring(s) so as to maintain one of a plurality of preloads on the bearing set.
|
申请公布号 |
US6042273(A) |
申请公布日期 |
2000.03.28 |
申请号 |
US19980181455 |
申请日期 |
1998.10.28 |
申请人 |
COLONIAL TOOL GROUP INC.;COLONIAL TOOL SALES & SERVICE LLC |
发明人 |
THRASHER, PAUL CHRISTOPHER |
分类号 |
F16C25/06;(IPC1-7):F16C33/66;F16C23/06 |
主分类号 |
F16C25/06 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|