A composite part increases its strength by adding plies with fibers at different orientations. Engineers use computers and software to design composite parts and determine the number and ...
In very large or complex composite parts, it is often necessary to make a complete ply layer out of two or more pieces of material. When two or more pieces are used to form a ply layer, the ...
In composite manufacturing, a wrinkle is an area of a ply that does not lay flat and smooth. The plies overlap, buckle, or fold back on themselves. A gap is an unintended separation between the ...
In composite manufacturing, a void is an area of unintended separation between the layers of the finished composite part. Voids are also called pockets.
Estimated completion time (hours): 0....
Radius filler is fiber material used to fill a void in the laid-up composite part. The process for creating radius filler has four steps.
Estimated completion time (hours): 0.7
Objectives
By ...
A poorly bagged part can impact the success of the curing cycle. A bag that leaks will not maintain a vacuum and the part will not be compacted as needed. A bag that is not pleated properly might ...
Lay-up and bagging is a process for creating composite components. To perform lay-up and bagging tasks, you need to know how to use specialized equipment and materials.
Estimated completion time...
Lay-up is the process for layering the composite materials when constructing a composite component. Understanding the purpose of each lay-up type is essential to your success in composite ...
A cure cycle controller is a computer system that controls the heating elements, heating blankets, and other accessories used for curing composite structures.
Estimated completion time (hours): ...
A thermocouple is a sensor used to measure the temperature of the composite part during the curing cycle.
Estimated completion time (hours): 0.7
Objectives
By the end of this course, you will ...
The inspection of a composite part is critical to ensuring the part meets its design requirements. This course introduces the different inspection techniques and the terms used in inspection of ...
Visual inspection of a composite part is typically the first and most basic method of inspection because if a product looks bad, it probably is bad, and no further inspection may be needed....
Ultrasonic inspection is a nondestructive inspection method that uses vibrations to detect internal defects in a composite part.
Estimated completion time (hours): 0.9
Objectives
By the end of...
Tap inspection is the simplest method of detecting subsurface defects in a composite part. Understanding the process of a tap inspection is important information for technicians manufacturing or ...
Repairing damage to a composite aircraft is a complex process that requires specialized equipment, education, and training. The process of repairing composites is controlled through strict ...
An aircraft can be damaged in a variety of ways. All damage is classified into defined categories based upon the type and severity of damage. Defining the type of damage is an essential step in ...
Assessing the damage in composite structures requires specialized inspection equipment and highly trained personnel. Understanding the tools and techniques that are used to assess damage is ...
There are many different types of tools, equipment, and materials used to perform a successful composite repair. Each one has a unique purpose in the repair process.
Estimated completion time ...
In this course, you will learn how to build a simple composite component using unidirectional, pre-impregnated composite materials.
Estimated completion time (hours): 1.5
Objective
By the end...
In this course, you will learn how to build a complex composite component using pre-impregnated composite materials and core materials.
Estimated completion time (hours): 1.6
Objective
By the...
In this course, you will learn how to build a simple composite component using fiberglass materials and liquid resins.
Estimated completion time (hours): 1.7
Objectives
By the end of this ...
To drill a quality hole in composite material, you need to have good basic drilling knowledge and skills.
Estimated completion time (hours): 1.
Objectives
By the end of this course, you will...
Before holes are drilled into this composite assembly, their locations must be marked.
Estimated completion time (hours): 1.0
Objectives
By the end of this course, you will be able to
...
Pilot holes are typically the first holes drilled in an assembly. A quality hole starts with a properly located pilot hole created using correct drilling practices. In this course, you will be ...
After the pilot holes are drilled in rows JD1, JD2, and JD4 through JD6, drill the pilot holes in row JD3 and then enlarge the holes to size.
Estimated completion time (hours): 0....
Once row JD3 is enlarged, drill and enlarge the holes in row JD7.
Estimated completion time (hours): 0.9
Objective
By the end of this course, you will be able to do the following:
...
Once row JD7 is enlarged, enlarge the remaining rows of holes, beginning with row JD1.
Estimated completion time (hours): 0.8
Objective
By the end of this course, you will be able to do the ...
After drilling and enlarging rows JD1 and JD5, enlarge rows JD2 and JD6.
Estimated completion time (hours): 1.0
Objective
By the end of this course, you will be able to do the following:
...
After drilling and enlarging all the other rows of holes in the assembly, enlarge the holes in JD4.
Estimated completion time (hours): 0.8
Objective
By the end of this course, you will be able...
When encountering an aircraft with suspected structural surface damage, a variety of damage assessment activities are necessary to determine the exact type and extent of the damage.
In this ...
Repairing an aircraft with structural surface scratch damage to the original OEM standards involves several activities.
In this course, you will repair an aircraft with structural surface ...
Determining the exact type and extent of suspected structural surface damage with delamination requires several damage assessment activities.
In this course, you will encounter an aircraft with...
Repairing an aircraft with structural disbonding damage to the original OEM standards requires a variety of activities.
In this course, you will repair an aircraft with structural disbonding ...
Machining is a process of utilizing a machine to shape, assemble, or remove excess material to produce a final product. In manufacturing, machining is primarily used to remove metal. Almost every ...
The machines used to shape or remove metal are called machine tools. Thousands of machine tools are available to perform either a specific type of machining operation or multiple machining ...
CNC machine tools are an integral part of manufacturing today. Almost every manufactured product either uses a CNC machine in its production or a tool that was manufactured on a CNC machine....
Companies often use a variety of machine tools to produce a single final product. Companies also require personnel with varying levels and areas of expertise to utilize these machine tools ...
A manufacturing company places departments, machines, and other equipment in various arrangements to minimize the time and cost of manufacturing its products.
Learning Objectives
...
A computer numerical control (CNC) lathe is made up of many different components that work together and enable you to create machined, cylindrical parts. Learning about the components of a CNC ...
A CNC lathe moves on two axes of travel. It uses a machine coordinate system and a part coordinate system to identify positions on the axes. Learning about how a CNC lathe moves and identifies ...
