ISMT 130 Mechanical Drive Systems

This course introduces mechanical systems and develops fundamental knowledge of mechanical systems and practices. It covers basic safety, installation, key fasteners, power transmission systems, v-belt drives, chain drives, spur gear drives, and multiple shaft drives. Topics covered include learning how to select, install, adjust, troubleshoot, and repair a range of mechanical systems which are commonly found in both automated and manual machines used in every industry around the world.

Credits

3 Credits

Prerequisite

Instructor Permission

ISMT 130Mechanical Drive Systems

Please note: This is not a course syllabus. A course syllabus is unique to a particular section of a course by instructor. This curriculum guide provides general information about a course.

I. General Information

Department

Trade & Industry

II. Course Specification

Course Type

Program Requirement

Credit Hours Narrative

3 Credits

Semester Contact Hours Lecture

15

Semester Contact Hours Lab

60

Prerequisite Narrative

Instructor Permission

Grading Method

Letter grade

Repeatable

N

III. Catalog Course Description

This course introduces mechanical systems and develops fundamental knowledge of mechanical systems and practices. It covers basic safety, installation, key fasteners, power transmission systems, v-belt drives, chain drives, spur gear drives, and multiple shaft drives. Topics covered include learning how to select, install, adjust, troubleshoot, and repair a range of mechanical systems which are commonly found in both automated and manual machines used in every industry around the world.

IV. Student Learning Outcomes

Upon completion of this course, a student will be able to:

Describe the function of a Mechanical Power Transmission System and state an advantage. Describe Five Methods of Rotary Mechanical Power Transmission and list an Application of each. List six rules of safe dress for working with power transmission equipment. List eight mechanical transmission safety rules. Describe the operation of the Lockout/Tagout System. Describe the function of a foundation and list three types. Describe the function and construction of a bedplate. Describe the function of a spirit level and give an application. Describe the operation of a spirit level. List three types of motor mounts and give an application of each. Describe How Fasteners Are Used to Attach a Motor Mount to a Bedplate. Describe how to select fastener size and type for a motor mount. Describe how to mount and level an electric motor. Describe two methods of measuring motor shaft speed and give an application. Describe the function and operation of a key fastener. Describe the construction of six types of keys and give an application of each. Describe how keys and keyseats are specified. Describe how to measure the actual size of a key and keyseat. Describe six types of set screws. Describe how to assemble a hub to a shaft using a key fastener. Describe two methods of loading a mechanical drive system. Describe how to calculate rotary mechanical power. Explain how to calculate mechanical efficiency and explain its importance Explain two methods of measuring shaft torque and give an application of each. Describe three methods of measuring electric motor current. Describe the function of a shaft and give an application. List four types of shaft materials and give an application of each. Describe how shafts are specified. Describe the function of a bearing and give an application. Define three types of bearing loads and give an example of each. Describe how bearings are positioned to support a load. Describe the operation of two categories of bearings and give an application of each. Describe two methods of mounting a shaft bearing and give an application of each. Describe the function of a coupling and give an application. Describe the function and application of four categories of mechanical couplings. Describe the operation of a flexible jaw coupling. Describe the purpose of shaft alignment and give two types of misalignment. Describe a general procedure for shaft alignment and give four measurement methods. Describe the operation of the straight edge and feeler gauge alignment method. Describe the function of the three basic components of a belt drive. Define pitch and explain its importance. Define the pitch circle, pitch diameter and pitch length of a belt drive and explain their importance. Describe how to calculate the pulley ratio and explain its importance. Describe how to calculate the shaft speed and torque of a belt drive system. List five types of belt drives and give an application of each. List three types of v-belts and give an application of each. Describe the operation of a fractional horsepower v-belt drive. Describe how to install and align a v-belt drive. Describe how to determine belt tension for an application. Describe three methods of adjusting belt tension. Describe three methods of measuring belt tension and give an application of each. Describe the function of the three basic components of a chain drive. Describe how to calculate sprocket ratio and explain its importance. Describe how to calculate shaft speed and torque of a chain drive system. List four types of chains and give an application of each. List four types of roller chain drives and give an application of each. Describe the operation of a single-strand roller chain drive. Describe how to determine allowable chain sag for a given application. Describe two methods used to adjust chain sag. Describe how to measure chain sag. Describe the function and operation of a master link. Describe two methods of installing a lightweight chain that uses a master link. Describe the operation of a chain puller. Describe the function of the three components of a gear drive system. Define the gear pitch, pitch circle, and pitch diameter and explain their importance. Describe how to calculate the gear ratio of a gear drive. Describe how to calculate the shaft speed and torque of a gear drive system. Describe the functions of four types of gear drives and give an application of each. List four types of parallel shaft gears and give an application of each. Describe eleven features of a gear. Identify the twelve dimensions of a gear and explain the importance of each. Identify the ten dimensions and features of a gear drive and explain the importance of each. Describe the operation of a spur gear drive. Describe how to install and align a spur gear drive system. Describe the function of backlash. Describe how to determine the allowable backlash in a gear drive. Describe two methods of measuring spur gear backlash. Describe how to calculate the speed and torque output in a multiple shaft gear drive. Describe the function of a compound gear drive system and give an application. Describe how to calculate the torque and speed output of a compound gear drive system. Describe how to determine the direction of rotation of a gear drive. Describe how to install and align a multiple shaft drive system. Describe the function of a solid coupling and list two types. Describe the operation of a sleeve coupling and give an application. Describe the alignment procedure of a sleeve coupling. Demonstrative Outcomes Upon completion of this course, a student will be able to: Perform a Lockout/Tagout. Use a Spirit Level to determine orientation of a surface. Select a fastener size and type for a motor mount. Mount an electric motor and correct for a soft foot condition. Level an electric motor. Use a digital tachometer to measure motor speed. Select a key size for a given application. Measure the actual size of a key and keyseat given a sample. Cut and file key stock to fit a keyseat. Assemble a hub to a shaft using a key fastener. Use a Prony brake to measure shaft torque. Calculate rotary mechanical power. Convert between us customary and SI units of motor power. Calculate mechanical efficiency. Measure electric motor current. Identify shaft size given a sample. Install and adjust a pillow block anti-friction bearing and shaft. Install a flexible jaw coupling. Align two shafts using a straight edge and feeler gauge. Calculate pulley ratio. Calculate the shaft speed and torque of a belt drive system. Install and align a fractional horsepower v-belt drive with a finished bore. Determine the belt deflection force for a given application. Adjust belt tension using an adjustable mounting base. Use a belt tension tester to measure belt tension. Calculate sprocket ratio. Calculate shaft speed and torque of a chain drive system. Install and align a roller chain drive system with adjustable centers. Determine allowable chain sag for a given application. Use a rule and a straight edge to measure chain sag. Adjust chain sag to a specified amount using adjustable centers. Install and remove a chain with a master link using sprocket teeth. Install and remove a chain with a master link using a chain puller. Calculate gear ratio. Calculate the shaft speed and torque of a gear drive system. Install and align a spur gear drive system. Determine the allowable backlash in a gear drive. Measure gear backlash. Adjust gear backlash to a specified amount. Calculate the shaft speed and torque of a multiple shaft gear drive system. Calculate the torque and speed output of a compound gear drive system. Determine the direction of rotation of a gear given its position in a gear drive. Install and align a multiple shaft drive system. Install and adjust a sleeve coupling and shaft.

V. Topical Outline (Course Content)

VI. Delivery Methodologies