tools:plastics:clearance
Differences
This shows you the differences between two versions of the page.
Both sides previous revisionPrevious revisionNext revision | Previous revision | ||
tools:plastics:clearance [2023/09/24 19:10] – removed - external edit (Unknown date) 127.0.0.1 | tools:plastics:clearance [2024/03/07 16:53] (current) – georgiabc92 | ||
---|---|---|---|
Line 1: | Line 1: | ||
+ | ====== Plastics Recycling Clearance ====== | ||
+ | |||
+ | {{section> | ||
+ | |||
+ | ====== Tool Specific Instruction ====== | ||
+ | |||
+ | ===== Plastic Shredder: Point out the following tool features ===== | ||
+ | |||
+ | * Maintenance Tag | ||
+ | * Startup/ | ||
+ | * E-Stop | ||
+ | * Plunger | ||
+ | * Forward/ | ||
+ | * Inlet/ | ||
+ | * Outlet | ||
+ | |||
+ | ===== Plastic Dryer: Point out the following tool features ===== | ||
+ | |||
+ | * Maintenance Tag | ||
+ | * Startup/ | ||
+ | * Ventilator power switch | ||
+ | * Heater power switch | ||
+ | * Heater control panel | ||
+ | * Analog temperature gauge | ||
+ | * Temperature data chart | ||
+ | * Lid latch | ||
+ | * Top assembly clamps | ||
+ | * Hopper drain lever | ||
+ | |||
+ | ===== Injection Molder: Point out the following tool features ===== | ||
+ | |||
+ | * Maintenance Tag | ||
+ | * Startup/ | ||
+ | * Power switches (Barrel & Nozzle and Heater Plate) | ||
+ | * Barrel & Nozzle temperature controllers | ||
+ | * Barrel | ||
+ | * Nozzle | ||
+ | * Material loading chute & safety gate | ||
+ | * Table guard | ||
+ | * Heating plate, control knob, and centering stud | ||
+ | * Clamping force gauge | ||
+ | * Pilot force gauge | ||
+ | * Inlet pressure regulator | ||
+ | * Injection pressure regulator | ||
+ | * Temperature data chart | ||
+ | * Clamp control valve (orange knob) | ||
+ | * Clamp pressure selector (orange knurled knob) | ||
+ | * Cycle-Timer selector (middle) | ||
+ | * Injection Pressure Selector (black knurled knob) | ||
+ | * Injection control valve (black knob) | ||
+ | * Injection Speed Control (silver dial on back top) | ||
+ | * Ram power return (right side, bottom) | ||
+ | * Elevating spindle (allen key hex nut) | ||
+ | |||
+ | ===== Identify & mitigate common hazards ===== | ||
+ | |||
+ | * Dust - keep hopper covered when shredding or dumping plastic - also wear a dust mask when grinding plastic or dumping plastic between containers | ||
+ | * Crushing - do not wear gloves, long sleeves, or other things at the shredder which can get pulled in | ||
+ | * Burns - use appropriate gloves at injection molder when handling hot plastic and heated molds, and don't touch hot surfaces of plastic dryer | ||
+ | |||
+ | ===== Allowable Materials ===== | ||
+ | |||
+ | * Can name two plastics approved for the Plastics Grinder and one unapproved plastic | ||
+ | * Can name two plastics approved for the Injection Molder and one unapproved plastic | ||
+ | * Can name two plastics approved for the Dryer | ||
+ | |||
+ | ===== Safe Setup/ | ||
+ | ===== Plastic Shredder ===== | ||
+ | * Demonstrates proper pre-cleaning of plastic in preparation for shredding | ||
+ | * Demonstrates proper pre-cleaning of the shredder to prevent cross contamination | ||
+ | * Demonstrates bucket positioning to catch shredded plastic | ||
+ | * Demonstrates proper loading technique and understands how much to load at a time | ||
+ | * Demonstrates how to safely remove plastic stuck in the shredder | ||
+ | * Demonstrates proper reversing procedure when the shredder stalls | ||
+ | * Demonstrates proper post-cleaning of the shredder to prevent cross contamination | ||
+ | |||
+ | ===== Plastic Dryer ===== | ||
+ | * Demonstrates proper loading and unloading of plastic material | ||
+ | * Demonstrates cleaning of internal dryer screen (via the top assembly clamps) | ||
+ | * Demonstrates setting proper temperature and turning the heat/blower on. | ||
+ | |||
+ | ===== Plastic Injection Molder ===== | ||
+ | * Demonstrates proper compressed air hookup and regulation | ||
+ | * Demonstrates turning machine on and setting appropriate barrel/ | ||
+ | * Demonstrates mold installation and clamping force adjustment | ||
+ | * Demonstrates proper plastic loading procedure | ||
+ | * Demonstrates proper injection process and wait time | ||
+ | * Demonstrates proper mold removal and finished part extraction | ||
+ | |||
+ | ===== Knowledge and Technique ===== | ||
+ | |||
+ | * Knows the process for switching injection molder to a different plastic material than what is currently loaded. | ||