Design and function of a gear pump; planning, assembly and disassembly Features - broad range of learning opportunities with interdisciplinary problems - part of the Practice Line for assembly, maintenance and repair - multimedia instructional materials on USB stick and online in Media Center: 3D PDF, DXF files, STEP files, videos Learning objectives/experiments - function and design of a gear pump - planning and presentation of the assembly process - assembly and disassembly, including for maintenance and repair purposes - read and understand technical drawings in imperial measurements (PDF, DXF and STEP files) - familiarisation with various machine elements: gears, mechanical seal - familiarisation with assembly aids and devices - create programmes for 3D printing and CNC machining Specification [1] gear pump assembly kit [2] part of the Practice Line for assembly, maintenance and repair [3] disassembled gear pump with set of small parts and 4 assembly devices, delivered in sturdy storage system with foam inlay [4] gear pump consisting of housing, drive shaft and countershaft, drive gear, driven gear, bearings, mechanical seal [5] multimedia teaching material: 3D PDF, CAD/STEP files, videos [6] dimensions, tolerances and surface details in the drawings given as imperial measurements (inch) [7] online access to the Media Center Technical data Gear pump - power consumption: max. 2kW - max flow rate: 80L/min - max. delivery pressure: 7bar rel. - motor speed: 300…1750min-1 - inlet: 1 1/4" NPT - outlet: 1 1/4" NPT - pump materials -- housing: stainless steel 316 (1.4401) -- gears: stainless steel 316 (1.4401)/PTFE -- wear plates: PTFE -- plain bearing bushes: PTFE -- mechanical seal: ceramic/PTFE - speed-dependent viscosities -- max. viscosity at n=300min-1: 10000mPas -- max. viscosity at n=1750min-1: 3000mPas LxWxH: 600x400x590mm (storage system) Weight: approx. 20kg
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