DEP0051539DA - Clamping and centering device - Google Patents

Description

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Sas Spaanea -ron Werkstüolien mit Hilf® siaes Srshdoraes ge aohleht so far d @ rart _; that the W @ rstüok smnäßhst amf © inen DreMor & j which of the IgianaasB the Bokrmag of the W®rtotüok @ s @at »sprlsht, amfgsnoEaaea wiröo The Fest® Sits of the Werfeettok © © will dmreli the garingan conical Terlamf of the lady res. a few hundredths of a millimeter _? T © rausg © e © tst ₅ that the Istaase d®? Βθ ^, γββ ^ imisrlialb this legreniung lies «la @ h the laf® ρ aasen of a Dr © Mkears © n amf one of the two approaches © of the Dr © hd © rn © s this is done by means of the 3> @ ntrJ.ermngen amf each Page dmroh a © Spits © in the work spindle feesw »in the side © o & one

amf taken Pas Dx- © Mi © rs is used to take along the g @ s fdrksttdkes ^ the dmroli ein® litnekMes-soneib®, which amf the work spindle © itst ₅ causes wixde SQdajm can the ®success @ n «

Entepr @ eh @ md & ®r Irfindmng the processing goes as it follows see «, Da® ®m ^ © working®% ®rkstäek I« it will be like that

also disreh a mm einig® Hmdertsteliiilliiieter tapered mandrel 2 added mad on this firmly pressed · This mandrel is different. γοη the well-known by the fact that it is provided with bits of several aa ümpfaag distributed MagBauten _o In the example narrowly shown in the drawing, there are three lengthways including it. present ο Imten, as well as the remaining EeIIe ₅ which here carry the workpiece I, »grasp the same file the Äfanges _{e the} flanks of the Imten be®» * of the ropes rerl & nfen radially. The section of the "handle" is continuously cylindrical and finely machined with regard to the lathe knife. * By means of the specification of the work spindle of a lathe on which the work piece is to be machined on the weigher, the handle cone of the guide book is 3 amfgensm "men "DL® through bore this fühmnjpb & Ohse 3 is flat if three Läagsmaten Marketers marriages" the Bohrimg t once bear "beitet and stands in diameter sn the sjlidrlsohen Mutengrmnd of Amfnahmedornes 2 in a 3ohi @ besitsTerhältnlSe the three equally WEIS® as βλ Amfnahmedorn 2 arranged length »nmten, whose flanks also run radially, here in @@ g®nsati around. those of the AmfnahMedornes2 a somewhat larger® » τ®ά fell des Uafaages than the diursh they formed trowel β The depth of the Imten mmss gx'oBBer than the height of the Wedge® formed by the Imten of the Asfnahaedor & as 2 _e Der das Werstuck I load-bearing beginnings & oxn 2 is old its, with ^e Minms ⁿ (») and in the load-bearing diameter © twas weaker side inserted into the support sleeve 3 so that the wedges of the take-off mandrel 2 carrying the workpiece I freely enter the center of the Mh <rmngsbmchs® 3 to be able to lie c The Mhring ^ id S @ irier @ ng of the receiving mandrel 2 is therefore only the cylindrical of the longitudinal lines of the Amfnah "@dornes 2" ad of the likewise

Eylindrisehen lohrwag der! Ührmngsbmohs® 3 guaranteed * The Aafnalisedorn 2 is inserted into the Lühr ^ ngsbmehs® 3 until the workpiece I lies against the surface of the Jühriangsbiiehs® 3 in the centering of the exposed ^{side labeled Tims 51} (+) of the pick-up mandrel 2, a rotating point 4 is set using the bit of the lathe _β Then machining can take place.

Compared to the use of the known rotary grinding mandrels, this has the following gate parts a & fi A shifting of the piece I in the axial alignment cannot take place with the corresponding cutting pressure, since this rests on the PUhrmngsbmchs® 3 _fl padmrch, in a serial production, the compliance τοη lengthways according to Stelling _e stop er <aögliciite The entrainment of the pickup mandrel 2 is caused by its ropes and the Fui.rungsbuoh.se 3 »Turners and drive plates are unnecessary» The risk of accident, as well as the damage τοη tool and workpiece due to the taking τοη chips is rerhinäerte Due to the good guidance la @@ in contrast to two-tip mounting, the risk of the Federn® d @ s workpieces® 1 is reduced, which contributes to its & üt © and enables a 1άο & @ ϊ @ ά cutting pressure «

Aufaahmedorn 2 and? Öhrmng @ buehse 3 & οώά® & are made in such a way that Asfnahmedorne With Tersohiedenen Anssen «beiw» Aufaahmedornchfflessern can be used within a certain 3 © r @ ieh®a with the same Forming Jäohse 3 «

This processing method by means of the £ $ & sm »sad len» IrierTorriohtting Gefaäs © 4es Mwt iadaag is amoh for workpieces with a wedge-cut hole, % » B _e for gear wheels, applicable *, as well as leil ~ besw« latensahl de®% fnahm @ d® rn @ s 2

■ on the guide bushing 3 are then the "to be adapted to®un®hm @ n & @ n work" - the susätilieh to its axial dimension, which is based on the contact of the workpiece on the guide bush 3, the workpiece is dureh the Keil® here too , secured against Y @ rdr @ hung

Claims (1)

Patent claims » Claim I ; Clamping and centering device for a ör @ h - © der Schleifw@xkstu.clc, which is pressed with a cylindrical bore onto a sohwaeh conical mounting mandrel centered at one end of a Beitstookspit & e, marked by the fact that the mounting mandrel (2) has longitudinal grooves with eylindrical & round, with which it guides itself on the filing surfaces of the cylindrical bore of a likewise longitudinally grooved guide bushing (3), which is received with an outer cone τοη of the tapered bore of a lathe or grinding machine spindle and which presses the workpiece (I) onto the oorn cone 2 : Clamping and locking device according to Claim I ₁ characterized in that the lutes of the guide bacias® are deeper than those of the receiving mandrel (2) _e