Main Catalogue Carry ball Carry Speedline high-helix ball Speedy high-helix lead Rondo round thread lead screws screws screws screws

Summary description ball screws Due to their premium quality and precision, the rolled Carry ball screws are suitable for all linear applications where heavy loads need to be transferred with optimum medium moving speeds high-helix ball screws The cold-rolled, wear-resistant Carry Speed- line are marked by an extremely high helix. They provide for high moving speeds and deliver an efficiency which is nothing short high moving speeds high-helix lead screws The Speedy high-helix lead screws with he- lix up to 6 x diameter provide for maximum moving speeds at low rotational speeds or efficient conversion...

Speedy high-helix lead screws and Rondo round thread lead screws standard thread fine-pitch thread inch thread round thread Slide lead screw product range = also available with left-hand thread

Speedy high-helix lead screws and Rondo round thread lead screws

Content Rondo round thread lead screws – Order system Rondo. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79 – Rondo with standard round thread and standard flange nut. . . . . . . . . . . . . . 80–83 – Basic design / Materials / Precision. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84 – Factory length / Handling / Lubrication . . . . . . . . . . . . . . . . see Speedy, page 75 – Design fundamentals …at dynamic loads:. . . . . . . . . . . . . . . . . . . . . . . . . . . see Speedy, pages 76/77 - critical rotational speed - driving torque...

Order system Rondo Example for complete round thread lead screw Type of lead screw RGS = Rondo round thread lead screw Nominal size (d0 x  p) [mm] Type of nut RFM = standard flange nut, made of EX100 white MSX = special design according to drawing Right-hand / left-hand thread RH = right-hand thread (standard) LH = left-hand thread (on request) Lead screw overall length [mm] standard steel quality: X20Cr13 (1.4021) Lead accuracy (class) G9 = ≤ 0.1 mm/300 mm (standard) GX = lead accuracy upon specification screw only End machining O = no end machining (cut by grinding; screw and nut separate)...

Rondo with standard round thread Standard flange nut Legend d0 = nominal screw diameter [mm] d1 = outside screw diameter [mm] d2 = core diameter [mm] p = pitch [mm] 3) Special designs available on request. All specifications are subject to change without notice. Quality management ISO 9001:2008 Rondo round thread lead screws 80

Rondo with standard round thread (1/2) Load rates hole circle The CAD data corresponding to the types shown above are available at www.gewinde.ch Rondo round thread lead screws © Eichenberger Gewinde AG – V 14 02 20

Rondo with standard round thread Standard flange nut Legend d0 = nominal screw diameter [mm] d1 = outside screw diameter [mm] d2 = core diameter [mm] p = pitch [mm] 3) Special designs available on request. All specifications are subject to change without notice. Quality management ISO 9001:2008 Rondo round thread lead screws 82

Rondo with standard round thread (2/2) Load rates hole circle The CAD data corresponding to the types shown above are available at www.gewinde.ch Rondo round thread lead screws © Eichenberger Gewinde AG – V 14 02 20

Basic design / Materials / Precision Basic design Duty cycle Rondo screws are a true alternative to con- One standard nut design has been defined: Load rates, lubrication notice and basic ventional trapezoidal screws. They deliver calculation with load factor fL are based outstanding efficiency and quiet running on a duty cycle of 10 % for a Rondo made due to their round thread profile. Made of steel, the lead screws are combined with plastic flange nuts (outer di- Factory length / Handling / Lubrication mensions equal those of standard Speedy flange nuts). Design fundamentals Materials See Speedy...

Hallwilersee Reinach Burg A1 Beinwil a/See Menziken Beromünster The contents of this publication is protected by copyright held Luzern When in Burg, follow the signs to Eichenberger Gewinde. by the publisher and may not be reproduced (even in part) unless permission is granted. Every care has been taken to Map and directions can be found on our website ensure the accuracy of the information contained herein but www.gewinde.ch ➞ Where to find us no liability shall be accepted for any loss or damage whether direct, indirect or consequential resulting from or in connection with the use of the information...