Chucks Expansion mandrels Adaptations thereof for remote control

BPERFORMING OPERATIONS TRANSPORTING B23Machine tools B23BTURNING BORING

B23B31/00Chucks Expansion mandrels Adaptations thereof for remote control

B23B31/001Protection against entering of chips or dust B23B31/003Work or tool ejection means B23B31/005Cylindrical shanks of tools B23B31/006Conical shanks of tools B23B31/008with arrangements for transmitting torque B23B31/02Chucks B23B31/021Faceplates B23B31/023for screw-threads B23B31/025for gears B23B31/026the radial or angular position of the tool being adjustable B23B31/028the axial positioning of the tool being adjustable B23B31/06Features relating to the removal of tools Accessories therefor B23B31/07Ejector wedges B23B31/08Holding tools yieldably B23B31/083axially B23B31/086having an overload clutch B23B31/10characterised by the retaining or gripping devices or their immediate operating means B23B31/101Chucks with separately-acting jaws movable radially B23B31/102Jaws, accessories or adjustment means B23B31/103Retention by pivotal elements B23B31/107Retention by laterally-acting detents B23B31/1071Retention by balls B23B31/1072Retention by cylindrical elements B23B31/1073Retention by conical elements B23B31/1074Retention by pins B23B31/1075Retention by screws B23B31/1076with conical ends B23B31/1077acting on a floating pin B23B31/1078Retention by wedges B23B31/11Retention by threaded connection B23B31/1107for conical parts B23B31/1115using conical threads B23B31/1122using cylindrical threads B23B31/113Retention by bayonet connection B23B31/117Retention by friction only B23B31/1171not used, see subgroups and B23B31/117 B23B31/1172using fluid-pressure means to actuate the gripping means B23B31/1173using springs B23B31/1174using fluid-pressure means to actuate the gripping means B23B31/1175using elastomer rings or sleeves B23B31/1176using fluid-pressure means to actuate the gripping means B23B31/1177using resilient metallic rings or sleeves B23B31/1178using fluid-pressure means to actuate the gripping means B23B31/1179using heating and cooling B23B31/12Chucks with simultaneously-acting jaws, whether or not also individually adjustable B23B31/1207moving obliquely to the axis of the chuck in a plane containing this axis B23B31/1215Details of the jaws B23B31/1223using fluid-pressure means in the chuck to actuate the gripping means B23B31/123with locking arrangements B23B31/1238Jaws movement actuated by a nut with conical screw-thread B23B31/1246Jaws movement actuated by a bolt with conical screw-thread B23B31/1253Jaws movement actuated by an axially movable member B23B31/1261pivotally movable in a radial plane B23B31/1269Details of the jaws B23B31/1276using fluid-pressure means to actuate the gripping means B23B31/1284with a centre B23B31/1292using mechanical transmission through the spindle B23B31/14involving the use of a centrifugal force B23B31/16moving radially B23B31/16004Jaws movement actuated by one or more spiral grooves B23B31/16008Details of the jaws B23B31/16012Form of the jaws B23B31/16016Fixation on the master jaw B23B31/1602Individually adjustable jaws B23B31/16025using fluid-pressure means to actuate the gripping means B23B31/16029using mechanical transmission through the spindle B23B31/16033with a centre B23B31/16037using mechanical transmission through the spindle B23B31/16041with locking arrangements B23B31/16045Jaws movement actuated by screws and nuts or oblique racks B23B31/1605Details of the jaws B23B31/16054Form of the jaws B23B31/16058Fixation on the master jaw B23B31/16062Individually adjustable jaws B23B31/16066using fluid-pressure means to actuate the gripping means B23B31/1607using mechanical transmission through the spindle B23B31/16075with a centre B23B31/16079using mechanical transmission through the spindle B23B31/16083Jaws movement actuated by gears and racks B23B31/16087Details of the jaws B23B31/16091Form of the jaws B23B31/16095Fixation on the master jaw B23B31/161Individually adjustable jaws B23B31/16104using fluid-pressure means to actuate the gripping means B23B31/16108using mechanical transmission through the spindle B23B31/16112with a centre B23B31/16116using mechanical transmission through the spindle B23B31/1612Jaws movement actuated by cam surface in a radial plane B23B31/16125Details of the jaws B23B31/16129Form of the jaws B23B31/16133Fixation on the master jaw B23B31/16137Individually adjustable jaws B23B31/16141using fluid-pressure means to actuate the gripping means B23B31/16145using mechanical transmission through the spindle B23B31/1615with a centre B23B31/16154using mechanical transmission through the spindle B23B31/16158Jaws movement actuated by coaxial conical surfaces B23B31/16162Details of the jaws B23B31/16166Form of the jaws B23B31/1617Fixation on the master jaw B23B31/16175Individually adjustable jaws B23B31/16179using fluid-pressure means to actuate the gripping means B23B31/16183using mechanical transmission through the spindle B23B31/16187with a centre B23B31/16191using mechanical transmission through the spindle B23B31/16195Jaws movement actuated by levers moved by a coaxial control rod B23B31/162Details of the jaws B23B31/16204Form of the jaws B23B31/16208Fixation on the master jaw B23B31/16212Individually adjustable jaws B23B31/16216using fluid-pressure means to actuate the gripping means B23B31/1622using mechanical transmission through the spindle B23B31/16225with a centre B23B31/16229using mechanical transmission through the spindle B23B31/16233Jaws movement actuated by oblique surfaces of a coaxial control rod B23B31/16237Details of the jaws B23B31/16241Form of the jaws B23B31/16245Fixation on the master jaw B23B31/1625Individually adjustable jaws B23B31/16254using fluid-pressure means to actuate the gripping means B23B31/16258using mechanical transmission through the spindle B23B31/16262with a centre B23B31/16266using mechanical transmission through the spindle B23B31/1627Details of the jaws B23B31/16275Form of the jaws B23B31/16279Fixation on the master jaw B23B31/16283Indivudually adjustable jaws B23B31/16287using fluid-pressure means to actuate the gripping means B23B31/16291with a centre B23B31/16295with means preventing the ejection of the jaws B23B31/18pivotally movable in planes containing the axis of the chuck B23B31/185moving first parallel to the axis then pivotally in planes containing the axis of the chuck B23B31/19moving parallel to the axis of the chuck B23B31/20Longitudinally-split sleeves B23B31/201characterised by features relating primarily to remote control of the gripping means B23B31/202Details of the jaws B23B31/204using fluid-pressure means to actuate the gripping means B23B31/205using mechanical transmission through the spindle B23B31/207using mechanical transmission through the spindle B23B31/208with a tool positioning stop B23B31/22Jaws in the form of balls B23B31/223Jaws in the form of cylindrical elements B23B31/226Jaws in the form of conical elements B23B31/24characterised by features relating primarily to remote control of the gripping means B23B31/26using mechanical transmission through the working-spindle B23B31/261clamping the end of the toolholder shank B23B31/263by means of balls B23B31/265by means of collets B23B31/266using a threaded spindle B23B31/268using a bayonet connection B23B31/28using electric or magnetic means in the chuck B23B31/30using fluid-pressure means in the chuck B23B31/302Hydraulic equipment B23B31/305the gripping means is a deformable sleeve B23B31/307Vacuum chucks B23B31/32with jaws carried by diaphragm B23B31/34with means enabling the workpiece to be reversed or tilted B23B31/36with means for adjusting the chuck with respect to the working-spindle B23B31/38with overload clutches B23B31/39Jaw changers B23B31/40Expansion mandrels B23B31/4006Gripping the work or tool by a split sleeve B23B31/4013Details of the jaws B23B31/402using fluid-pressure means to actuate the gripping means B23B31/4026using mechanical transmission through the spindle B23B31/4033using mechanical transmission through the spindle B23B31/404Gripping the work or tool by jaws moving radially controlled by conical surfaces B23B31/4046Details of the jaws B23B31/4053using fluid-pressure means to actuate the gripping means B23B31/406using mechanical transmission through the spindle B23B31/4066using mechanical transmission through the spindle B23B31/4073Gripping the work or tool between planes almost perpendicular to the axis B23B31/408Work or tool supported by two conical surfaces B23B31/4086Work or tool gripped by a roller movable on an inclined plane B23B31/4093Tube supporting means including a centerhole B23B31/42characterised by features relating primarily to remote control of the gripping means