Chain Drivetrain Build Guide
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RC Baja: Drivetrain Nick Paulay [email protected]
Central Washington University ScholarWorks@CWU All Undergraduate Projects Undergraduate Student Projects Winter 2019 RC Baja: DriveTrain Nick Paulay [email protected] Follow this and additional works at: https://digitalcommons.cwu.edu/undergradproj Part of the Mechanical Engineering Commons Recommended Citation Paulay, Nick, "RC Baja: DriveTrain" (2019). All Undergraduate Projects. 79. https://digitalcommons.cwu.edu/undergradproj/79 This Undergraduate Project is brought to you for free and open access by the Undergraduate Student Projects at ScholarWorks@CWU. It has been accepted for inclusion in All Undergraduate Projects by an authorized administrator of ScholarWorks@CWU. For more information, please contact [email protected]. Central Washington University MET Senior Capstone Projects RC Baja: Drivetrain By Nick Paulay (Partner: Hunter Jacobson-RC Baja Suspension & Steering) 1 Table of Contents Introduction Description Motivation Function Statement Requirements Engineering Merit Scope of Effort Success Criteria Design and Analyses Approach: Proposed Solution Design Description Benchmark Performance Predictions Description of Analyses Scope of Testing and Evaluation Analyses Tolerances, Kinematics, Ergonomics, etc. Technical Risk Analysis Methods and Construction Construction Description Drawing Tree Parts list Manufacturing issues Testing Methods Introduction Method/Approach/Procedure description Deliverables Budget/Schedule/Project Management Proposed Budget Proposed Schedule Project Management Discussion Conclusion Acknowledgements References Appendix A – Analyses Appendix B – Drawings Appendix C – Parts List Appendix D – Budget Appendix E – Schedule Appendix F - Expertise and Resources 2 Appendix G –Testing Data Appendix H – Evaluation Sheet Appendix I – Testing Report Appendix J – Resume 3 Abstract The American Society of Mechanical Engineers (ASME) annually hosts an RC Baja challenge, testing a RC car in three events: slalom, acceleration and Baja. -
Forklift Differentials
Forklift Differentials Forklift Differential - A mechanical device which could transmit rotation and torque through three shafts is known as a differential. At times but not at all times the differential would use gears and will operate in two ways: in automobiles, it provides two outputs and receives one input. The other way a differential works is to combine two inputs in order to produce an output that is the sum, average or difference of the inputs. In wheeled vehicles, the differential enables all tires to be able to rotate at various speeds while supplying equal torque to all of them. The differential is intended to drive a pair of wheels with equivalent torque while enabling them to rotate at various speeds. While driving around corners, a car's wheels rotate at different speeds. Several vehicles such as karts operate without using a differential and use an axle instead. If these vehicles are turning corners, both driving wheels are forced to spin at the same speed, normally on a common axle which is driven by a simple chain-drive mechanism. The inner wheel should travel a shorter distance compared to the outer wheel while cornering. Without using a differential, the effect is the outer wheel dragging and or the inner wheel spinning. This puts strain on drive train, causing unpredictable handling, difficult driving and damage to the tires and the roads. The amount of traction necessary to move the car at whichever given moment depends on the load at that moment. How much drag or friction there is, the car's momentum, the gradient of the road and how heavy the automobile is are all contributing factors. -
Analysis of the Fuel Economy Benefit of Drivetrain Hybridization
NREL/CP-540-22309 ● UC Category: 1500 ● DE97000091 Analysis of the Fuel Economy Benefit of Drivetrain Hybridization Matthew R. Cuddy Keith B. Wipke Prepared for SAE International Congress & Exposition February 24—27, 1997 Detroit, Michigan National Renewable Energy Laboratory 1617 Cole Boulevard Golden, Colorado 80401-3393 A national laboratory of the U.S. Department of Energy Managed by Midwest Research Institute for the U.S. Department of Energy under contract No. DE-AC36-83CH10093 Work performed under Task No. HV716010 January 1997 NOTICE This report was prepared as an account of work sponsored by an agency of the United States government. Neither the United States government nor any agency thereof, nor any of their employees, makes any warranty, express or implied, or assumes any legal liability or responsibility for the accuracy, completeness, or usefulness of any information, apparatus, product, or process disclosed, or represents that its use would not infringe privately owned rights. Reference herein to any specific commercial product, process, or service by trade name, trademark, manufacturer, or otherwise does not necessarily constitute or imply its endorsement, recommendation, or favoring by the United States government or any agency thereof. The views and opinions of authors expressed herein do not necessarily state or reflect those of the United States government or any agency thereof. Available to DOE and DOE contractors from: Office of Scientific and Technical Information (OSTI) P.O. Box 62 Oak Ridge, TN 37831 Prices available by calling 423-576-8401 Available to the public from: National Technical Information Service (NTIS) U.S. Department of Commerce 5285 Port Royal Road Springfield, VA 22161 703-605-6000 or 800-553-6847 or DOE Information Bridge http://www.doe.gov/bridge/home.html Printed on paper containing at least 50% wastepaper, including 10% postconsumer waste 970289 Analysis of the Fuel Economy Benefit of Drivetrain Hybridization Matthew R. -
Technical Engineering Guide
TTEECHCHNINICALCAL EN ENGGINEEINEERRININGG 89 www.diamondchain.com TECHNICAL ENGINEERING General Drive Considerations One of the main advantages of the roller chain drive is its ability to perform well under widely varying conditions. Despite this ability, there are a number of rules of good design practice which, if considered early in the design pro- cess, will enable the user to obtain desirable results. Basic dimensions and minimum ultimate tensile requirements for single-pitch, double-pitch and attachment roller chains are specified by various standards organizations worldwide. ASME/ANSI, The American Society of Mechanical Engineers and The American National Standards Institute, defines dimensions such as: pitch, roller width, roller diameter, link plate height, link plate thickness and pin diameter. The primary purpose of the standard is to ensure that manufacturers will produce chains and sub-assemblies that are similar dimensionally and therefore interchangeable. In addition, the standard does offer the user some assurance of quality by defining a minimum ultimate tensile strength for each model of chain. However, tensile strength is not always a valid method to differentiate one manufacturer’s product from another. It is very important to remember that dimensional standardization does not define quality or performance characteristics. Minimum Ultimate Tensile Strength: Minimum Ultimate Tensile Strength, MUTS, is the static load required to break the chain. Tensile strength values shown in this catalog are not allowable working loads. Load or tension applied 1 to the chain in service should never exceed ⁄6 th of the UTS. If exceeding this value is necessary for a specific applica- tion, contact Diamond Chain. -
Drive Train Selection
Selecting the best drivetrains for your fleet vehicles Drivetrain Basics FWD RWD AWD 4WD Front-wheel drive Rear-wheel drive All-wheel drive (AWD) 4WD generally (FWD) is the most (RWD) is regaining vehicles drive all four requires manually common form of popularity due to wheels. AWD is used switching between engine/transmission consumer demand to market vehicles two-wheel drive for layout; the engine for performance; the that switch from two streets and a drives only the front engine drives only drive wheels to four four-wheel drive for wheels. the rear wheels. as needed. low traction areas. Two-wheel drive (2WD) is used to describe vehicles able to power two wheels at most. For vehicles with part-time four-wheel drive (4WD), the term refers to the mode when 4WD is deactivated and power is applied to only two wheels. Sedans | Minivans | Crossovers Pickups | Full-Size Vans | SUVs Generally FWD, RWD and AWD Generally 2WD and 4WD Element Fleet Management ® Acquisition Cost FWD RWD AWD 2WD 4WD FWD less expensive RWD can be more AWD generally most due to fewer expensive due to more expensive due to more 4WD is more expensive than 2WD due to components and more components and parts than FWD and heavier-duty components efficient manufacturing additional time to RWD assemble Select vehicles based on intended function and operating environment rather than acquisition cost, as these factors largely dictate operating costs Operating Expenses: Fuel Efficiency FWD RWD AWD 2WD 4WD FWD more efficient More parts for RWD More parts for AWD 2WD gets better -
Roller Drive Chain Selection and Engineering Information
sec_29.3_29.4_TI 11/19/08 12:45 PM Page 231 Roller Drive Chain Selection 29 Roller Drive Chain Selection and Engineering Information Required information for drive selection: Table 1: Service Factors 1. Type of input power (electric motor, internal combustion Type of Input Power engine, etc.). Internal Internal 2. Type of equipment to be driven. Class of Driven Combustion Combustion Electric Motor 3. Horsepower (HP) to be transmitted. Load Engine with Engine with or Turbine Information Technical Mechanical 4. Full load speed of the fastest running shaft (RPM). Hydraulic Drive Drive 5. Desired speed of the slow-running shaft. NOTE: If the speeds are variable, determine the horsepower to be Uniform 1 1 1.2 transmitted at each speed. Moderate 1.2 1.3 1.4 6. Diameters of the driver and driven shafts. Heavy 1.4 1.5 1.7 7. Center distance of the shafts. NOTE: If this distance is adjustable, determine the Step 3: Calculate the Design Horsepower. amount of adjustment. Design Horsepower = HP x Service Factor 8. Position of drive and space limitations (if any). 9. Conditions of the drive. Drives with more than two The design horsepower equals the horsepower to be sprockets, idlers, or unusual conditions such as severely transmitted times the service factor found in Table 1. abrasive or corrosive environments, severely high or low temperatures, widely fluctuating loads, frequent starts Step 4: Select the Chain Pitch. and stops, etc., require special attention. It is advisable From the Quick Selector Chart on page 234, make a to consult with Renold Jeffrey engineering personnel in tentative chain selection as follows: these situations. -
Mechanical Clutches and Torque Overload Devices Catalog
MECHANICAL CLUTCHES AND TORQUE OVERLOAD DEVICES CATALOG Regal Power Transmission Solutions 7120 New Buffington Road Florence, KY 41042 Customer Service: 800-626-2120 Fax: 800-262-3292 Technical Service: 800-626-2093 www.RegalPTS.com APPLICATION CONSIDERATIONS MECHANICAL CLUTCHES The proper selection and application of power transmission products and components, including the related area of product safety, is the responsibility of the customer. Operating and performance requirements and potential associated issues will vary appreciably depending upon the use and application of such products and components. The scope of the technical and application information included in this publication is necessarily limited. Unusual operating environments and conditions, lubrication requirements, loading supports, and other factors can materially affect the application and operating results of the products and components and the customer should carefully review its requirements. Any technical advice or review furnished by Regal-Beloit America, Inc. and AND TORQUE OVERLOAD its affiliates with respect to the use of products and components is given in good faith and without charge, and Regal assumes no obligation or liability for the advice given, or results obtained, all such advice and review being given and accepted at customer’s risk. For a copy of our Standard Terms and Conditions of Sale, Disclaimers of Warranty, Limitation of Liability and Remedy, please contact Customer Service at 1-800-626-2120. These terms and conditions of sale, disclaimers and limitations of liability apply to any person who may buy, acquire or use a Regal Beloit America Inc. product referred to herein, including any person who buys from a licensed DEVICES CATALOG distributor of these branded products. -
1700 Animated Linkages
Nguyen Duc Thang 1700 ANIMATED MECHANICAL MECHANISMS With Images, Brief explanations and Youtube links. Part 1 Transmission of continuous rotation Renewed on 31 December 2014 1 This document is divided into 3 parts. Part 1: Transmission of continuous rotation Part 2: Other kinds of motion transmission Part 3: Mechanisms of specific purposes Autodesk Inventor is used to create all videos in this document. They are available on Youtube channel “thang010146”. To bring as many as possible existing mechanical mechanisms into this document is author’s desire. However it is obstructed by author’s ability and Inventor’s capacity. Therefore from this document may be absent such mechanisms that are of complicated structure or include flexible and fluid links. This document is periodically renewed because the video building is continuous as long as possible. The renewed time is shown on the first page. This document may be helpful for people, who - have to deal with mechanical mechanisms everyday - see mechanical mechanisms as a hobby Any criticism or suggestion is highly appreciated with the author’s hope to make this document more useful. Author’s information: Name: Nguyen Duc Thang Birth year: 1946 Birth place: Hue city, Vietnam Residence place: Hanoi, Vietnam Education: - Mechanical engineer, 1969, Hanoi University of Technology, Vietnam - Doctor of Engineering, 1984, Kosice University of Technology, Slovakia Job history: - Designer of small mechanical engineering enterprises in Hanoi. - Retirement in 2002. Contact Email: [email protected] 2 Table of Contents 1. Continuous rotation transmission .................................................................................4 1.1. Couplings ....................................................................................................................4 1.2. Clutches ....................................................................................................................13 1.2.1. Two way clutches...............................................................................................13 1.2.1. -
Chain Drive Installation 1
CHAIN DRIVE INSTALLATION THIS DRIVE IS TO BE INSTALLED BY A QUALIFIED HD MECHANIC. FAILURE TO FOLLOW THESE INSTRUCTIONS WILL VOID OUR WARRANTY AND LIABILITY FOR THIS PRODUCT. 1. BDL’s drives are to be used with stock OEM parts. Use of aftermarket parts may require other modifications or may cause starter and alignment problems. (Aftermarket starters may cause premature wear on our starter gear) 2. Fill out our BDL’s registration card. 3. A starter pinion gear is enclosed and is for use on all 1994-up models only. You must replace the stock pinion gear with BDL’s pinion gear on all 1994 up models. 4. You must inspect the drive after the first 100 miles and every 2500 miles after for proper chain tension. 5. Disconnect battery, remove spark plugs and support bike so it will not fall. 6. Remove primary drive if you are replacing an existing drive. (Refer to HD manual) 7. Inspect new drive and check for fit. Install both sprockets and make sure motor and transmission shafts are square with each other. Align sprockets using a 5/16” drill rod or other sturdy straight edge to check for proper alignment. Remove sprockets at this time. 1 8. Install chain adjuster assembly if this is a new installation. 9. Re-install front sprocket and rear clutch basket assembly with chain. 10. Tighten engine nut and transmission mainshaft nut to HD specifications using red loctite. 11. Adjust chain to proper tension. (Refer to HD manual) 12. Soak clutch plates for 15 minutes. We recommend ATF type F or check the HD manual for whichever is recommended for a clutch lubricant. -
Adams Model CD3 & WG Rope Winder
Adams Model CD3 & WG Rope Winder INSTALLATION, OPERATION & MAINTENANCE Copyright 2018 by General Machine Products (KT), LLC All rights reserved. No part of this publication may be copied, reproduced or transmitted in any form whatsoever without the written permission of General Machine Products (KT), LLC GMP • 3111 Old Lincoln Hwy • Trevose, PA 19053 • USA TEL: +1-215-357-5500 • FAX: +1-215-357-6216 • EMAIL: www.gmptools.com July 17 2018 USA Ver 2a 1 SECTION TABLE OF CONTENTS PAGE 1.0 GENERAL INFORMATION 3 2.0 DESCRIPTION 3 3.0 OPERATION 3 4.0 PLACING WIRE ROPE ONTO THE WINCH DRUM 4 5.0 ADJUSTMENT 5 6.0 LUBRICATION 6 7.0 SPROCKET AND CHAIN SELECTION 6 8.0 WIRE ROPE 7 9.0 WIRE ROPE LUBRICATION 8 10.0 REPAIR PARTS 8 PARTS IDENTIFICATION DRAWING 9 PARTS LIST 10, 11 REDUCER ASSEMBLY INDENTIFICATION 12 Speed Reducer Cross Chain Drive Pin End Sprocket Guide Bars (Underwind Assembly Shown) Carriage/Roller Cage Figure 1 General Machine Products Co. Inc. 2 3111 Old Lincoln Highway Trevose, PA 19053 USA 215-357-5500 1. General Information The Level Wind is a chain driven device specifically designed to distribute wire rope coils or wraps evenly across the winch drum. Level winding the wire rope onto the drum has several advantages: ● Increases drum storage capacity. ● Prevents wire rope pileup. ● Permits smooth, steady pulls. ● Establishes tight, even wraps preventing the wire rope from cutting down through the lower lays resulting in damage to the rope and difficulty in unwinding. 2. Description The level wind assembly includes a carriage/roller cage, guide bars, speed reducer, two single width and one triple width roller chain drive. -
Goodbye Chains. Goodbye Derailleurs. Hello Innovation
GOODBYE CHAINS. GOODBYE DERAILLEURS. HELLO INNOVATION. The world’s most efficient drivetrain Ambitioned to find the most efficient drivetrain that could ROLLING FRICTION VS. SLIDING FRICTION The pinion ever be developed, CeramicSpeed, in partnership with the drive shaft system eliminates eight points of chain sliding Mechanical Engineering Department of the University of friction and replaces it with just two points of higher- Colorado, set out to achieve a drivetrain that is only 1% efficiency bearing rolling friction. away from the 100% efficient drivetrain. COG DESIGN The initial tooth profile was adapted from GOAL The objective was to increase the optimal a linear simulation of rolling pinion bearings. The tooth drivetrain efficiency to 99%. The optimal drivetrain profile development focused on the pitch, the profile and efficiency is currently benchmarked by a conventional tooth thickness. Through numerous iterations of the cog Shimano Dura-Ace drivetrain at 97.8% at 380w loading design energy loss has been improved by more than 50% and 97.21% efficient at a 250w loading. Currently the between designs. most efficient drivetrain available within cycling is a TESTING For conventional drivetrains, the testing has conventional Shimano Dura-Ace drivetrain upgraded with been performed on a High-Precision Chain Efficiency a CeramicSpeed bottom bracket, Oversized Pulley Wheel Tester and loaded accordingly to simulate a rider output System and UFO Racing Chain, this upgraded drivetrain (below left). The testing machine for Driven has been measures at 98.37% at 380w loading and 98.08% at 250w created to answer the same test parameters as the High- loading. Precision Chain Efficiency Tester used for the conventional DEVELOPMENT Current leading drivetrains are using a drivetrain testing (below right). -
Status of Pure Electric Vehicle Power Train Technology and Future Prospects
Review Status of Pure Electric Vehicle Power Train Technology and Future Prospects Abhisek Karki 1,2,* , Sudip Phuyal 3,4,* , Daniel Tuladhar 1, Subarna Basnet 5 and Bim Prasad Shrestha 1 1 Department of Mechanical Engineering, Kathmandu University, Dhulikhel 45200, Nepal; [email protected] (D.T.); [email protected] (B.P.S.) 2 Aviyanta ko Karmashala Pvt. Ltd., Bhaktapur 44800, Nepal 3 Department of Electrical and Electronics Engineering, Kathmandu University, Dhulikhel 45200, Nepal 4 Institute of Himalayan Risk Reduction, Lalitpur 44700, Nepal 5 International Design Center, Massachusetts Institute of Technology, Cambridge, MA 02139, USA; [email protected] * Correspondence: [email protected] (A.K.); [email protected] (S.P.) Received: 14 July 2020; Accepted: 10 August 2020; Published: 17 August 2020 Abstract: Electric vehicles (EV) are becoming more common mobility in the transportation sector in recent times. The dependence on oil as the source of energy for passenger vehicles has economic and political implications, and the crisis will take over as the oil reserves of the world diminish. As concerns of oil depletion and security of the oil supply remain as severe as ever, and faced with the consequences of climate change due to greenhouse gas emissions from the tail pipes of vehicles, the world today is increasingly looking at alternatives to traditional road transport technologies. EVs are seen as a promising green technology which could lead to the decarbonization of the passenger vehicle fleet and to independence from oil. There are possibilities of immense environmental benefits as well, as EVs have zero tail pipe emission and therefore are capable of curbing the pollution problems created by vehicle emission in an efficient way so they can extensively reduce the greenhouse gas emissions produced by the transportation sector as pure electric vehicles are the only vehicles with zero-emission potential.