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. Prerequisite: Instructor approval.

Credits

3

Semester Contact Hours Lecture

15

Semester Contact Hours Lab

60

General Education Competency

[GE Core type]

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

General Education Competency

[GE Core type]

Credit Hours Narrative

3

Semester Contact Hours Lecture

15

Semester Contact Hours Lab

60

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. Prerequisite: Instructor approval.

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:
• 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