Worm Gear Screw Jacks Catalog (A4) - Thomson - …

1 worm gear Screw JacksReliable and versatile high performance Screw Jacks the Choice for Optimized Motion Solutions Often the ideal design solution is not about finding the fastest, sturdiest, most accurate or even the least expensive option. Rather, the ideal solution is the optimal balance of performance, life and cost. The Best Positioned Supplier of mechanical Motion TechnologyThomson has several advantages that make us the supplier of choice for motion control technology. Thomson owns the broadest standard product offering of mechanical motion technologies in the industry.

2 Modified versions of standard product or white sheet design solutions are routine for us. Choose Thomson and gain access to over 70 years of global application experience in industries including packaging, factory automation, material handling, medical, clean energy, printing, automotive, machine tool, aerospace and Name You Can TrustA wealth of product and application information as well as 3D models, software tools, our distributor locator and global contact information is available at For assistance in Europe, contact us at +44 1271 334 500 or e-mail us at to us early in the design process to see how Thomson can help identify the optimal balance of performance, life and cost for your next application.

3 And, call us or any of our 2000+ distribution partners around the world for fast delivery of replacement Support Around the GlobeApplication CentersGlobal Design & Engineering CentersGlobal Manufacturing worm gear Screw JacksTable of contentsWorm gear Screw jack applications ..4 The Thomson Screw jack range ..5 Selection chart ..6 Presentation of the MULI and JUMBO series ..9 Design versions ..10 General technical data ..12 Sizing and selection ..15 worm gear Screw jack and drive unit selection ..16 Critical buckling force calculations ..17 Critical speed calculations.

4 18 Drive torque and holding moment Lifetime, force and torque considerations ..21 Performance tables ..24 Order code ..28 Checklist ..29 Screw jack system configurations ..33 Dimensions ..34 Version N and V ..34 Version R ..36 Accessories ..38 Top plate BP ..38 Fork end GA ..39 Clevis end GK ..39 Protection Bellow F ..40 Adapter for attaching a second bellow ..42 Spiral spring band cover SF ..42 Trapezoidal bronze nut Flanged ball nut KGF-N ..45 Flanged ball nut KGF-D ..46 Universal joint adapter KAR ..47 Adapter bracket KON ..48 Mounting feet L.

5 49 Universal joint adapter K, KZP, KB,KBP ..50 Bearing units AFF for Screw Bearing units BF for Screw Handwheels HR ..53 Safety nut SFM with wear indicator ..54 Limit switch with roller lever ES ..56 Drive technology ..58 3-phase motors DRS / DRE ..59 Servo motors AKM ..61 Motor adapter flanges MG for 3-phase motors ..63 Couplings .. 65 Joint shafts VWK ..70 Pillow block bearing UKP ..74 Intermediate shaft pin WZK ..74 Joint shafts VW ..75 Joint shafts GX ..76 Clamping units ..77 Bevel gear boxes KRG ..78 Installation and gear Screw jack ApplicationsWorm gear Screw Jacks are ideal for various applications, regardless if you are lifting, lowering, tipping or moving.

6 In each case, the different industries and the different power parameters require a powerful, reliable Screw jack that is easy to adapt to the specific application, and to extend to a complete worm gear Screw jack systemLifting device for an automatic bar-machining installationFour Screw Jacks in different configurations driven by a single worm gear Screw JacksThe Thomson Screw jack RangeThe Thomson MULI and JUMBO series worm gear Screw Jacks provide reliability in use and versatility in application. With its easy-to-mount, cubic housing, it can easily be extended to form wide-area jack systems with the help of its wide range of accessories.

7 Thomson Screw Jacks are designed around a precision trapezoidal or ball Screw drive engineered from Thomson for high accuracy and performance. The large product range offers a variety of worm gear Screw jack designs and sizes. Heavy loads can be handled and high speeds can be achieved. The use of high quality materials and a modern manufacturing process ensures that Thomson Screw Jacks will be a reliable precision component in your machine. We offer complete calculation and sizing up to complete Screw jack systems including drive technology.

8 You save time-consuming choice of many single gear Screw jack Selection ChartAxially travelling screwRotating screwMULI 0 - 5( 100 kN)JUMBO 1 - 5( 500 kN)N/V-TGS N-KGSV-KGSR-TGS/KGSThe rotary motion of preci-sion worm gearing ( worm shaft and internally threaded worm wheel) is converted into axial linear motion of the Screw , which travels through the gear box housing. The load is attached to the end of the by a precision worm gearing ( Screw keyed to the worm wheel), the rotary motion of the Screw is translated into linear motion of the travelling nut on the worm gear Screw JacksWorm gear Screw jack Selection ChartVersion NRotation of the Screw is prevented by its permanent attachment to the guided VVersion V with anti-rotation device is recommended if the Screw cannot be secured externally to prevent RGear ratio HOne full turn of the worm shaft leads to a stroke of one screwFor tough conditions.

9 Good price/performance ratio LOne full turn of the worm shaft leads to a stroke of screwFor longer duty cycles, higher efficiency, high positioning axles for rod locomotives, H rmann Railway Technology, worm gear Screw JacksPresentation of the MULI and JUMBO SeriesThomson worm gear Screw Jacks of the MULI and JUMBO series are manufactured for loads from to 500 kN. All models are designed for both pushing and pulling forces, and for position-independent functioning. The cubic housing, standardised mounting material and end-pieces, and pre-drilled flange holes permit the ideal installation of motor, gears and shaft encoder.

10 Synchronisation of several worm gear Screw Jacks is simple with the complete range of travelling Screw - version N or VThe rotary motion of precision worm gearing ( worm shaft and internally threaded worm wheel) is converted into axial linear motion of the Screw , which travels through the gear box housing. The load is attached to the end of the VersionsFunctional DesignThe cubic housing with its pre-drilled flange holes offers simple mounting, and allows longer power-on times. Longer lubricant lifetimes are ensured, because heat is more efficiently of the worm WheelRadial lubrication holes in the worm wheel grease the trapezoidal Screw .