POSITION: CNC Machine Operator DEPARTMENT: CNC Machining
FLSA STATUS: Non-Exempt REPORTS TO: Shift Supervisor
Operates multi-axis computer numerical controlled (CNC) machine tools (CNC Lathes and/or Mills, waterjet, lasers) and machine centers to machine parts to specification. Benches, cleans and inspects machined parts.
ESSENTIAL DUTIES AND RESPONSIBILITIES
· Reviews and verifies set-up procedures, process sheet instructions, routers and inspection procedures to determine dimensions and tolerances of finished work piece, sequence of operations and set-up requirements.
· Sets-up CNC machine center for “next piece” production machining.
· Measures, marks and scribes dimensions and reference points on material or work piece as guides for subsequent machining and/or inspection.
· Selects, aligns and secures holding fixtures, cutting tools, attachments, accessories
and materials on machine tools such as mills, lathes, jig borers and grinders.
· Calculates and sets controls to regulate machining factors such as speed, feed, coolant flow and depth and angle of cut, or enters commands to retrieve, input or edit computerized machine control media.
· Observes and monitors machine operation to detect malfunctions or out-of tolerance machining, and adjusts machine controls or control media as required.
· Lays-out and verifies or inspects conformance of finished work piece to specifications with visual checks and/or with the use of mechanical measuring equipment, tools or gauges.
· Assists with the set-up and operates machine with “first piece” to verify accuracy of machine settings, tools and/or program control data.
· Fits and assembles parts into complete assembly. Verifies dimensions and alignment of assembly.
· Confers with Supervisor, Shift Leads, Engineers, Production Control personnel, Process Technicians or others to resolve machining or assembly problems.
· Identifies, segregates, tags and notifies supervisory personnel of defective material or non-conforming part.
· Performs preventive maintenance (PM) checks before, during and after operations on machine centers.
· Deburrs and polishes machined parts to specifications using rotary and vibrating hand tools.
- Conforms to and operates within the framework of all applicable SOPs, quality, safety and ISO procedures.
OTHER DUTIES AND RESPONSIBILITIES
Performs other related duties as requested.
DESIRED MINIMUM QUALIFICATIONS
Education and Experience
Associate Degree in Machine Tool Technology or two-year certificate from college or technical school in related machining field; or three to five years of related experience in the set-up and operation of multi-axis CNC machine tools; or an equivalent combination of education and experience. Must be US citizen.
Knowledge, Skills and Abilities
· Language Skills. Ability to read and interpret documents such as safety rules, operating, maintenance, process instructions, machine and mechanical tool schematics and blueprints, and procedure manuals. Ability to write routine reports and correspondence.
· Mathematical Skills. Ability to add, subtract, multiply and divide in all units of measure using whole numbers, common fractions and decimals. Ability to apply mathematical concepts such as geometry and trigonometry.
· Reasoning Ability. Ability to apply common sense understanding to carry out instructions provided in written, oral, diagram (blueprint or mechanical sketch) and schedule form. Ability to follow verbal and written procedures and machining process instructions. Ability to follow safety rules and procedures.
LICENSING AND CERTIFICATION
TOOLS AND EQUIPMENT USED
Calipers, roughing end mill, finished end mill, drills and tool inserts.
The physical demands described here are representative of those that must be met by an Associate to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
This work requires physical exertion consisting of long periods (8 hours) of standing and recurring bending, stooping, stretching and reaching overhead is required. Routine lifting and pushing or pulling of moderately heavy (up to 50lbs) equipment is also required. Extensive use and dexterity required in the hands and fingers to manipulate machine controls and to tighten, grasp, turn, twist, pull, push and pinch knobs, screws and other small fixture or assembly details.
The work environment characteristics described here are representative of those an Associate encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
This work involves exposure to moving mechanical parts, machine tools, machine oils, lubricates and synthetic coolants. Exposure to noise levels is moderate (85dB) on a daily time-weighted average. Associates are required to wear hearing protection, safety glasses, gloves and safety shoes. Other special safety precautions and/or Personal Protective Equipment (PPE) and/or tools may be required to perform work on, or around, selected machine tools and mechanical devices.
External and internal applicants, as well as position incumbents who become disabled as defined under the Americans With Disabilities Act, must be able to perform the essential job functions (as listed) either unaided or with the assistance of a reasonable accommodation to be determined by management on a case by case basis.