"Positioning Systems for Science and Industry Since 1967"

A59 Series Rotary Stage

The smaller A5900 can handle 50 lbs. (22.6 kg.) horizontally and 5 lbs. (2.3 kg.) vertically. The series features a hollow spindle or clear aperture in the center and comes in a standard black anodized finish.

Features

Easy to read engraved 360° scale

100 arc-second accuracy

Maximum horizontal load capacity – 50 pounds (22.6 kg.)

Maximum vertical load capacity – 5 pounds (2.3kg.)

Brass Turntable / Platform for the Payload

90:1  Gear Ratio

Typical Backlash 200 arc-second

How the Velmex A59 Series Manual Rotary Tables work

Velmex Rotating Tables deliver precise, continuous rotating motion for scanning, assembly, testing and production. They are a convenient, accurate method of quickly positioning or rotating a payload vertically or horizontally.

Specifications

Factors such as size of the motor, size of the payload, travel distance, mounting direction/plane, etc. effect the actual capability of any assembly. Please contact Velmex Application Engineers to configure a system that will meet your exact requirements.

 

A59 Series Manual Rotary Table Dimensions
DiameterLength with Knob and ShaftHeightClear Aperture Dia
ModelGear RatioRotation per Turn of KnobInchescmInchescmInchescmInchescm
A5990TS90:11.65"4.24.77"12.11.704.30.5"1.27

Rotary Table Load

Rotary Stage Load Diagram
WeightHorizontal Central LoadCantilevered LoadVertical Central Load
lbs.kg.lbs.kg.lbs.kg.lbs.kg.
2.71.2350 lbs.2.26200 lbs.-in2.26 N-m5 lbs.2.3
AccuracyAxial Runout and Radial RunoutOperating temperature
100 arc-secondPlease contact Velmex0 to 180° F (-18 to 82° C)

*For information on stage composition, tolerances, wear and design for specialty applications see Properties of Velmex Stages.

*For definitions and parameters that effect the various load ratings see Load Parameters.

A59 Rotary Stage Adapter Plates

Several options can be added to Velmex Rotary Stages to make them more versatile and configurable with other Velmex products.

A59 Series Rotary Stages easily adapted to BiSlide, UniSlide, and XSlide Linear Positioning Systems.

Applications and Examples

The example displayed may be a custom configuration, designed to the customer’s specifications; and not offered as a standard product. Custom configurations could contain custom, externally-fabricated components.

Pictured in our gallery are examples of configurations and systems using manually-operated Rotary Tables, along with configurations that also include other Velmex products. Product and accessory offering is subject to change and availability.

Two A5990TS Rotary Stages mounted perpindicular to eachother using a B5990TXZ-BK Adapter Plate.

A48 Series Rotary Stage combined with an A5990TS using A4001XZ-R Adapter Bracket.

Unislide with A48 Rotary Stage for XYZ positioning.

NASA Dual Rotary System

Options and Accessories

Alternative Knob

A knob with a crank for faster rotation is available for the A5990TS. Standard configuration is the knob only.

Thumbscrew Lock (-TL)

 An easy method to lock the table utilizing a simple thumbscrew.

Downloads

The majority of CAD drawings found in our Technical Library are Step (.stp) files. You will also see .dxf, .dwg, .sat and .pdf files. For .STP files, you may need to right click on the download button and save the “target” or “link”. If you require a different format or cannot located the drawing you require, please contact us.

A5990TS supporting a small MA15 motor driven UniSlide

A5990TS supporting a small MA15 motor driven UniSlide

TitleSummaryFile TypeLinkhf:file_type
5990-Rotary Table Manual-Motor Replacement.pdf

Instructions – Replace either the manual knob or motor on a Series A/B 5990 Rotary Table

pdfpdf
A5990TS.dwg

A5990 Manual Rotary Table – 1.65″ dia. – 2D with dimensions

dwgdwg
A5990TS.stp

A5990 Manual Rotary Table – 1.65″ dia. – 3D CAD

stpstp
Rotary Table Spec Overview

Overview of Velmex Rotary Tables – manual and motorized

pdfpdf
Motion

Rotary

Maximum Payload Capacity

up to 50 lbs. / 22.6 kg.

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