User contributions for Rahuldhinakaran

14 November 2012

• 16:0716:07, 14 November 2012 diff hist +221‎ Power Cube VII ‎No edit summary
• 16:0516:05, 14 November 2012 diff hist +43‎ N File:PowerCube manufacturing drawings.pdf ‎ Manufacturing drawings of Power Cube parts. current

13 November 2012

• 05:1205:12, 13 November 2012 diff hist +213‎ Rahul Log ‎No edit summary

11 November 2012

• 18:0718:07, 11 November 2012 diff hist +266‎ Rahul Log ‎No edit summary

6 November 2012

• 07:0807:08, 6 November 2012 diff hist +16‎ Rahul Log ‎No edit summary
• 07:0807:08, 6 November 2012 diff hist −40‎ Rahul Log ‎No edit summary
• 07:0707:07, 6 November 2012 diff hist +8‎ Rahul Log ‎No edit summary
• 07:0607:06, 6 November 2012 diff hist +817‎ Rahul Log ‎No edit summary
• 07:0207:02, 6 November 2012 diff hist +99‎ N File:Assy-2.JPG ‎ Prototype of wheelchair hub 2-speed gearbox. Another view. And the background is my small workshop. current
• 07:0107:01, 6 November 2012 diff hist +91‎ N File:Assy-3.JPG ‎ Prototype of wheelchair hub 2-speed gearbox. Photographs shows the width of the who system. current
• 07:0007:00, 6 November 2012 diff hist +44‎ N File:Assy-4.JPG ‎ Prototype of wheelchair hub 2-speed gearbox. current
• 06:5906:59, 6 November 2012 diff hist +249‎ N File:Wheelchair hub drawings.pdf ‎ A small 2-speed gearbox developed for a wheelchair user in Ireland. This gearbox can be integrated inside the wheel of the chair itself thereby packaging is not an issue. It replaces the hub. Its a lower cost alternative to the motor+battery system. current

3 November 2012

• 08:5808:58, 3 November 2012 diff hist +108‎ Rahul Log ‎No edit summary
• 08:5708:57, 3 November 2012 diff hist +244‎ N File:Testing-static-Stress-Plot1.jpg ‎ Finite Element Analysis: Strain testing of the grill rivetting machine. Pic shows the strain at various areas of the press body. Strain Displacement Deformation and Design Check (Factor of Safety) checks are also done. Software used is Cosmos. current
• 06:2706:27, 3 November 2012 diff hist +161‎ Rahul Log ‎No edit summary
• 06:2506:25, 3 November 2012 diff hist +359‎ N File:Genset-1.JPG ‎ Diesel generator modification for a British company who wanted to sell this in the Middle East. A common 10KW, twin cylinder, diesel generator was chosen. The NVH levels were lowered by adding rubber mounts, integrating the engine and alternator and provi current
• 06:2306:23, 3 November 2012 diff hist +217‎ N File:Multitool.JPG ‎ Multitool designed for a German company. Comes with the usual bottle opener, cork screw, philips screw driver, file, hacksaw, knife, scissor. Also includes torx set and a unique wrist sheat for holding the multi-tool. current
• 06:2006:20, 3 November 2012 diff hist +49‎ Rahul Log ‎No edit summary
• 05:5605:56, 3 November 2012 diff hist +146‎ Rahul Log ‎No edit summary
• 05:5105:51, 3 November 2012 diff hist +18‎ Rahul Log ‎No edit summary
• 05:5105:51, 3 November 2012 diff hist +197‎ Rahul Log ‎No edit summary
• 05:4705:47, 3 November 2012 diff hist +42‎ N File:P1010007.JPG ‎ Another view of the Pick and Place system. current
• 05:4005:40, 3 November 2012 diff hist +54‎ N File:P1010008.JPG ‎ The XY Table and gripper of the Pick and Place system. current

2 November 2012

• 04:4604:46, 2 November 2012 diff hist +460‎ Rahul Log ‎No edit summary
• 04:4104:41, 2 November 2012 diff hist +130‎ N File:SAMPLE-BOM and costing.pdf ‎ This is a BOM and costing of the workspace I uploaded previously. This provides an idea about the level of detail in each project. current
• 04:3804:38, 2 November 2012 diff hist +74‎ N File:Oil Seal Press-Hydraulic.pdf ‎ Online (placed on the moving assembly line) hydraulic press for Oil seals. current
• 04:3704:37, 2 November 2012 diff hist +243‎ N File:HLC-Assembly.pdf ‎ Complete Automotive assembly line workspace (consists of 2 pneumatic presses, racks customized for that particular component, Input and Output trolleys, fixtures, tool holders, etc). Designed, built and commissioned for a tractor manufacturer. current
• 04:3504:35, 2 November 2012 diff hist +220‎ N File:GR Assembly-450.pdf ‎ This is a Hydro-Pneumatic system for riveting on tractor grills. A hydro-pneumatic system utilizes pneumatic input for hydraulic operation thereby providing high load for the usual 5bar pressure. This is a 5 tonne press. current

1 November 2012

• 17:5317:53, 1 November 2012 diff hist 0‎ Rahul Log ‎No edit summary
• 17:5117:51, 1 November 2012 diff hist −17‎ Rahul Log ‎No edit summary
• 17:5117:51, 1 November 2012 diff hist +65‎ Rahul Log ‎No edit summary
• 17:4817:48, 1 November 2012 diff hist −6‎ Rahul Log ‎No edit summary
• 17:4617:46, 1 November 2012 diff hist +3‎ Rahul Log ‎No edit summary
• 17:4617:46, 1 November 2012 diff hist +258‎ Rahul Log ‎No edit summary
• 17:0217:02, 1 November 2012 diff hist +12‎ Rahul Log ‎No edit summary
• 17:0117:01, 1 November 2012 diff hist +573‎ Rahul Log ‎No edit summary
• 16:5516:55, 1 November 2012 diff hist +277‎ N File:DSC00043 (2).JPG ‎ A rubber sheet feeding conveyor. This was designed and built for a Rubber component manufacturing company in northern India. Consists of a 0.5hp, 3phase, 1440rpm motor, twin nylon belts for tugging and dragging the rubber sheet. Simple system but saved a current
• 16:4916:49, 1 November 2012 diff hist +898‎ N Rahul Log ‎ Created page with "Samples of machines designed and built by me for various customers [http://opensourceecology.org/w/index.php?title=File:Press_Drawings-22pages.pdf&oldid=78666] [http://opensourc..."
• 16:1216:12, 1 November 2012 diff hist +82‎ N File:Press Drawings-22pages.pdf ‎ Complete set of manufacturing drawings of the previously uploaded Pneumatic Press. current
• 15:5615:56, 1 November 2012 diff hist +35‎ N File:Moving Fixture.pdf ‎ A fixture designed and built by me. current
• 15:4315:43, 1 November 2012 diff hist +182‎ N File:Press with Table and Rack.pdf ‎ Pneumatic Press for an automotive manufacturer. Ive designed a lot of pneumatic presses for various uses in assembly line operations. Increases accuracy and reduces operator fatigue. current
• 15:3915:39, 1 November 2012 diff hist +181‎ N File:Hyperbaric vessel.pdf ‎ Hyperbaric Vessel: A medical system for treating patients suffering from high degree of burns. Can also be used for oxygen treatments. This was designed for a customer in Australia. current
• 15:3415:34, 1 November 2012 diff hist +132‎ N File:Fenner Label Printer.pdf ‎ Automatic screen printing machine. Screen printing is done on transparent plastic sheet which is then stuck on automotive "V" belts. current
• 15:3115:31, 1 November 2012 diff hist +77‎ N File:JK Tyre Bead Pick and Place.PDF ‎ Another pick and place system, now using vacuum grippers, for tyre companies. current
• 15:2715:27, 1 November 2012 diff hist +97‎ N File:4-wheel micro tractor.pdf ‎ A micro tractor. I personally love tractors for their mechanical simplicity and focus on the job. current
• 15:2015:20, 1 November 2012 diff hist +220‎ N File:PB050028.JPG ‎ Fabric rerolling machine. Its completely dismantleable and can be shipped anywhere. This was for a Textile buyer in Charleston, SC in the US. This is used for making smaller rolls of fabric for displaying in exibhitions. current
• 15:1715:17, 1 November 2012 diff hist +95‎ N File:Trike.pdf ‎ A personal use trike designed by us. Can be used as a baby walker and/or as a shopping trolley. current
• 15:1415:14, 1 November 2012 diff hist +274‎ N File:Gear Selection Arrangement.pdf ‎ Automatic Gear Dispensing system for an automotive customer. They required a system which would dispense the right size of gear as per the gearbox. Their present manual system was error-prone. We've built this too. Will upload the completed machine pics i current
• 15:1015:10, 1 November 2012 diff hist +136‎ N File:Kalki-Pick and Place-1.JPG ‎ Industrial Pick and Place system consisting of Linear slides, ballscrews, pneumatic grippers, stepper motors controlled by an OMRON PLC. current
• 10:3310:33, 1 November 2012 diff hist +73‎ N File:Kalki Pick and Place-2.JPG ‎ Industrial Pick and Place system for Rubber Tyre manufacturing companies. current