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tools:cnc_router:clearance

CNC Router Clearance

Members who are already proficient in the subject matter may apply to receive a clearance by demonstrating a core set of skills and knowledge that allow them to safely and effectively use the equipment.

Most tools in the shop require clearance before solo use. Each tool is different and most are expensive and/or delicate.

During a Proficiency Based Clearance Instructors will provide Protohaven specific customs and rules for the equipment but will not provide technical instruction on the operation of the hardware, or software.

If a member needs to gain additional knowledge or skill they should take a Basic Skills Class to learn the required skills.

The items that will need to be demonstrated to gain the Proficiency Based Clearance are:

General Shop Rules

Be safe

  • Understands safety clearances are required as bare minimum.
  • Understands equipment must never be left unattended.
  • Understands why equipment must be reset after use.

Take care of the tools

  • Will not alter or use equipment beyond limits.
  • Will notify when maintenance is needed.

Keep the shop clean

  • Understands importance of cleaning up after oneself.
  • Will return borrowed tools to original location.
  • Understands anything left outside of your paid monthly or overnight storage may be removed and disposed.

Personal Protective Equipment

  • Knows whether synthetic materials may be worn during use.
  • Knows whether long sleeves can be worn beyond elbows during operation of equipment.
  • Knows whether loose clothing & hair may be worn down.
  • Knows whether open-toed shoes may be worn.
  • Knows whether safety glasses and hearing protection are required during operation.
  • Knows whether safety glasses are required when near someone else operating equipment in the workshop.
  • Knows whether additional PPE is required (e.g. apron, face shield…)

Tool Specific Instruction

Point out the following tool features

  • Maintenance Tag
  • E-Stop
  • Spindle Power Switch
  • Motor Power Switch
  • Dust Collector Power Switch
  • Spindle
  • Endstops
  • Linear Rails
  • Mach3
  • Collet & Collet Wrenches
  • Spoilboard
  • Dust Boot

Identify & mitigate common hazards

  • Speeds and Feeds
  • Tool Setting and Fixturing
  • Sharp Things

Allowable Materials

  • Can name 4 materials allowed on the CNC
  • Can name materials that re not allowed on the CNC router

Safe Setup / Operation / Cleanup

  • Demonstrates proper creating of the following toolpaths with appropriate feeds, speeds, depth of cut and tool and material selection.
    • Pocket Toolpath
    • Profile Toolpath with tabs
  • Demonstrates creating gcode and loading it into Mach3
  • Demonstrates proper installation of cutting tools
  • Demonstrates proper zeroing of the machine
  • Demonstrates proper feeds and speed selection.
  • Demonstrates proper mounting of workpiece
  • Demonstrates setting up and running the folowing operations.
    • Pocket
    • Profile with tabs
    • v-carve (optional)
  • Demonstrates cleaning the CNC and Dust collector

Knowledge and Technique

  • Knows how to create appropriate toolpaths for their material on the router.
  • Knows maximum limits on the machine
  • Knows proper depth of through cuts.
tools/cnc_router/clearance.txt · Last modified: 2024/02/07 23:31 by smartin015