Standard

DDS 243 - Mechanical Power Transmission O.B.I.

Course Description

Provides opportunities for design utilization of multiple power transmission methodology in an actual job setting or practicum experience. Topics include: belts and pulleys, clutches and brakes, sprockets and chains, gear boxes, hydraulics, pneumatics, use of proper interpersonal skills, and adaptability to the job setting.

 

Competency Areas

Hours

 

Belts and Pulleys

Class

0

Clutches and Brakes

D. Lab

0

Sprockets and Chains

P. Lab/O.B.I.

18

Gear Boxes

Credit

6

Hydraulics

 

 

Pneumatics

 

 

Use of Proper Interpersonal Skills

 

 

Adaptability to the Job Setting

 

 

 

 

 

Prerequisite:

DDS 230

Corequisite:

 

 

Course Guide

 

Competency

After completing this section, the student will:

Hours

Class

D.Lab

P.Lab/

O.B.I.

BELTS AND PULLEYS

0

0

30

Belts

Identify and list advantages and disadvantages for types of belts used in belt drives.

 

 

 

Application

Determine the velocity ratio and the belt length, and draw the working drawings for various single and multiple belt drives.

 

 

 

CLUTCHES AND BRAKES

0

0

30

Clutches

List, including applications, advantages and disadvantages, the types of mechanical, electrical, and hydraulic clutches.

 

 

 

Brakes

List, including applications, advantages and disadvantages, the types of electrical and mechanical brakes.

 

 

 

SPROCKETS AND CHAINS

0

0

30

Types of chains

List and describe, including applications, advantages and disadvantages, types of chains used in mechanical operations.

 

 

 

Types of pulleys

List and describe types of pulleys (sheaves) used in chain drives.

 

 

 

Application

Determine the chain type and length and produce the detail drawings for single and multiple chain drives.

 

 

 

GEAR BOXES

0

0

30

Design

Explain the process and principles of design for a multishaft, multigear speed change gear box.

 

 

 

HYDRAULICS

0

0

30

Hydraulic components

Identify, including usage, hydraulic components.

 

 

 

 

Identify symbols for pneumatic components.

 

 

 

 

Identify symbols for hydraulic components.

 

 

 

Drawings

Produce graphic diagrams of hydraulic systems.

 

 

 

PNEUMATICS

0

0

30

Pneumatic components

Identify, including usage, pneumatic components.

Identify symbols for pneumatic components.

 

 

 

Drawings

Produce graphic diagrams of pneumatic systems.

 

 

 

USE OF PROPER INTERPERSONAL SKILLS

(Taught concurrently with other competency areas.)

(0)

(0)

(180)

Working relationship

Establish a positive working relationship with coworkers and supervisors.           

 

 

 

ADAPTABILITY TO THE JOB SETTING

(Taught concurrently with other competency areas.)

(0)

(0)

(180)

Policies and procedures

Adapt to the policies and procedures of the employer.

 

 

 

Job position

Perform the responsibilities of the job position.

 

 

 

 

Relate the job position to the overall operations of the employer.

 

 

 

 

Suggested Resources

 

Books

American Gear Manufacturers Association. (1988). Design & selection of components for enclosed gear drives. Alexandria, VA: Author.

Holbrook, E. L., & Chen, P. I. (1984). Design of pneumatic & fluidics control systems. Portland, OR: Pech.

Orthwein. (1986). Brake & clutch design with disk. New York: Dekker.

Parker, P., & Dennis, D. (Eds.). (1989). Mechanical engineering design one: Organization & control. New York: State Mutual.

Shigley, J. E., & Mischke, C. R. (1988). Mechanical engineering design (5th ed.) (rev ed.). New York: McGraw-Hill.

Thornes, S. (1990). Mechanical engineering design two: Design practice. New York: State Mutual.

Trietley. (1986). Transducers in mechanical & electronic design. New York: Dekker.

Ullman. (1986). Mechanical design failure analysis. New York: Dekker.