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Explain basic stamp die principles
Assessment Strategies
when the learner completes assigned questions from the text
in the MATC classroom and lab
when the learner passes the written evaluation
Criteria
learner recognizes basic stamp die terminology
learner identifies stock strip components
learner compares the process of blanking and piercing
learner relates stripping action to stock strip
learner explains the three stages of shearing action on the stock strip material
learner compares cutting clearance as to proper, excessive, and insufficient amounts
learner identifies the cut band
learner determines bur location for blanking and piercing
learner determines amount of clearance, and when to use straight or angled clearance
learner explains die life, applications, and sharpening of lands
learner calculates cutting and stripping forces
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Identify basic stamp die components
Assessment Strategies
when the learner completes assigned questions from the text
in the MATC classroom and lab
when the learner completes the die components worksheet
when the learner passes the written evaluation
Criteria
learner identifies the basic stamp die components
learner identifies basic die sets and components
learner explains the types of guide pins and their usage
learner explains the use of set blocks
learner explains the use of stock guides
learner explains the different styles of piercing and blanking punches
learner explains heeling punches and support blocks
learner explains the use of fixed and spring strippers
learner explains the use of pilot punches and pilots
learner explains the use of oil seal breakers, lifter pins, and lifter rails
learner explains the use of stops
learner determines the proper spring loads and travel for stripping action
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Utilize industrial catalogs to select standard components for purchase
Assessment Strategies
in the MATC classroom and lab
when the learner completes the worksheet for sketching and dimensioning the following die components: guide pins and posts, piercing punches, and blanking punches
when the learner passes the written evaluation
Criteria
learner explains the economics of standardization
learner identifies the Danly or Superior numbering system
learner explains the differences in die sets
learner uses the numbering system to order a die set and components
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Explain basic forming die principles
Assessment Strategies
when the learner completes assigned questions from the text
in the MATC classroom and lab
when the learner completes the die components worksheet
when the learner passes the written evaluation
Criteria
learner develops plan and stock strip layout
learner calculates bending and forming allowances
learner explains forming as it pertains to vee and wipe forms
learner explains the usage of pressure pads
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Distinguish what a die can or cannot accomplish
Assessment Strategies
when the learner completes assigned questions from the text
in the MATC classroom and lab
when the learner completes the die problems worksheets
when the learner passes the written evaluation
Criteria
learner explains what radii a die can control
learner explains control of lengths, widths, and tolerance of flat piece parts
learner explains control of hole/ slot locations and tolerance on piece parts
learner determines how to control angularity on piece parts
learner explains control of lengths, widths, and tolerance of formed piece parts
learner recommends solutions to stamping die problems
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Develop techniques for shop sketching and designs
Assessment Strategies
in the MATC classroom and lab
when the learner completes assigned layout problems
when the learner completes the die components worksheet
Criteria
learner extrapolates part drawings check-off using 50% tolerance technique
learner develops flat blank layout for flat and formed part
learner computes minimal material usage using the paper doll technique
learner determines part ejection
learner develops master timing sketch of pierce punch, stock lift, set block, feed line height, and shut height
learner develops stock strip layout using the "last is first technique"
learner creates die section layout by tracing stock strip
learner develops plan view of punch and stripper mounting using the inverted die section layout
learner differentiates separate elevation timing of all punch operations other than piece and pilot punches
learner explains stripper mounting and elevation timing of pilot punch
learner selects die set and determine parallel position for part removal
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Produce working dimensional drawings for canned die/project
Assessment Strategies
in the MATC classroom
with canned die and punch holder block geometries
with CAD/CAM software and computer
by the end of the semester
Criteria
learner chooses a part to produce
learner generates a piece part print
learner modifies die block and punch holder block to accommodate his/her part
learner generates a stripper drawing
learner generates a side view (Die Height) drawing
learner dimensions drawings
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Explain the set up and operation of the stamp press
Assessment Strategies
in the MATC stamping lab
with the Greenerd stamping press and manual
with the necessary tools and supplies
with the assistance of the instructor
Criteria
learner attends stamping press set up and operation demonstration
learner associates safety precautions, attitudes, and actions for the proper working conditions
learner properly installs the die and clamps
learner operates the controls to set up the die height, stroke, and dwell
learner cycles the stamping press to produce their part
learner properly shuts down the machine