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U.S. Department of Labor
Domeniu: Government; Labor
Number of terms: 77176
Number of blossaries: 0
Company Profile:
A professional who tends drifting machine that removes scale from inner surfaces of pipe. Respnsibilities include: * Installs specified drift mandrel in machine, using handtools, and inserts pipe into head of machine. * Moves controls to tighten pneumatic grip that holds pipe in position, and to move mandrel in and out of pipe to loosen scale.
Industry:Professional careers
A professional who tends oven and auxiliary equipment that burn away grease from used automobile parts preparatory to rebuilding. Respnsibilities include: * Ignites gas jets in degreasing oven. * Starts machine conveyor and hangs or places grease-coated parts on moving conveyor that carries them through oven and deposits them in collecting basket. * Shuts off machine when basket is full. * Removes deposited soot and other foreign matter from parts, after parts have cooled, using rotating power brush.
Industry:Professional careers
A professional who tends equipment that cleans and dries metal cartridge parts. Respnsibilities include: * Loads parts into hopper by hand or using hoist. * Moves switches to start conveyor system and rotate open end tumbling barrels that remove oil, scale, and dirt from cartridge parts. * Turns steam and water valves and reads gauges to regulate temperature and level of cleaning solutions in tanks and to regulate temperature in drying drum. * Adds chemicals, such as acids and detergents, to maintain solutions at specified concentrations. * Examines parts at ejection chute to ensure parts are cleaned and dried according to specifications. * May operate electric tier-lift truck to position containers filled with parts on platform above feed hopper. * May tumble parts in metal-drawing (lubricating) solution prior to drying process.
Industry:Professional careers
A professional who tends equipment that cleans and dries metal cartridge parts. Respnsibilities include: * Loads parts into hopper by hand or using hoist. * Moves switches to start conveyor system and rotate open end tumbling barrels that remove oil, scale, and dirt from cartridge parts. * Turns steam and water valves and reads gauges to regulate temperature and level of cleaning solutions in tanks and to regulate temperature in drying drum. * Adds chemicals, such as acids and detergents, to maintain solutions at specified concentrations. * Examines parts at ejection chute to ensure parts are cleaned and dried according to specifications. * May operate electric tier-lift truck to position containers filled with parts on platform above feed hopper. * May tumble parts in metal-drawing (lubricating) solution prior to drying process.
Industry:Professional careers
A professional who tends equipment that chemically cleans grease, scale, dirt, and other foreign matter from metal objects to prepare them for processes, such as electroplating and galvanizing. Respnsibilities include: * Removes shavings, dirt, and rust spots from objects, using airhose, file, or sandpaper. * Loads objects on conveyor which carries them through series of chemical and rinsing baths, or places objects on racks or in containers and immerses objects in chemical and rinsing solutions, manually or using hoist. * Moves controls to start conveyor and to regulate temperature of solution or conveyor speed. * Maintains consistency of cleaning solutions by adding specified amount of chemical to solutions. * Drains, cleans, and refills tanks with chemicals. * May dry objects, using dryer. * May examine cleaned objects to ensure conformance to standards. * May be known as Degreaser; or may be designated according to type of cleaning equipment as Ultrasonic Cleaner.
Industry:Professional careers
A professional who tends machine that washes, rustproofs, and dries metal parts used in air-conditioners. Respnsibilities include: * Turns valves to activate spray washers. * Reads dial instruments and turns valves to adjust pressure. * Observes machine operation and loads conveyor line hooks with parts which are then degreased, rinsed, coated with rustproof film, and dried in oven. * Tests solutions in tanks by placing few drops in test tubes or pipettes, applying chemical reagents and observing reaction of test sample. * Strengthens or dilutes solution as necessary. * May perform same tasks on parts used in manufacture of oil burners.
Industry:Professional careers
A professional who tends automatic sandblasting machine that cleans grease, oil, and grit from fragmentation-bomb cavities. Respnsibilities include: * Rolls bomb off conveyor into machine cabinet. * Closes door and sets automatic timer at starting position. * Pushes button to release pressurized sand stream into bomb cavity. * Stops machine when timer indicates completion of sandblasting. * Opens cabinet and removes bomb.
Industry:Professional careers
A professional who performs any combination of following tasks to tend equipment that cleans dirt, scale, and other materials from metal objects with blast of abrasive, such as steel shot, sand, steel grit, or glass beads. Respnsibilities include: * Dumps or shovels objects into tumbler and starts tumbler that exposes surfaces of objects to blast of abrasive and tumbling action. * Stacks objects on racks, places racks in chamber, and starts blast of abrasive. * Places objects on moving conveyor that carries objects under blast of abrasive. * Adjusts controls on equipment to regulate pressure and amount of abrasive blast. * Pours or shovels abrasive material into feed hopper to replenish supply. * May tend equipment to harden or strengthen surface of metal parts and be designated Shot-Peen Operator.
Industry:Professional careers
A professional who tends electrolytic stripping tank to remove excess silver solder from brazed areas of shotgun barrels. Respnsibilities include: * Loads barrels in rack and immerses rack in hot cleaning solution and rinsing baths, to remove grease and dirt. * Lowers rack into electrolytic tank filled with sodium cyanide solution, using chain hoist. * Connects positive charge (anode) to rack and turns valves to regulate temperature and level of liquid in tank. * Turns controls to set timing cycle and to regulate flow of current through solution. * Returns barrels containing excess solder to tanks for additional treatment. * Dips barrels in rinsing tank and immerses them in oil bath to impart rustproof coating. * Tests strength of cleaning and stripping solutions, using hydrometer, and adds chemicals to solution to maintain specified concentrations.
Industry:Professional careers
A professional who tends electrolytic stripping tank to remove excess silver solder from brazed areas of shotgun barrels. Respnsibilities include: * Loads barrels in rack and immerses rack in hot cleaning solution and rinsing baths, to remove grease and dirt. * Lowers rack into electrolytic tank filled with sodium cyanide solution, using chain hoist. * Connects positive charge (anode) to rack and turns valves to regulate temperature and level of liquid in tank. * Turns controls to set timing cycle and to regulate flow of current through solution. * Returns barrels containing excess solder to tanks for additional treatment. * Dips barrels in rinsing tank and immerses them in oil bath to impart rustproof coating. * Tests strength of cleaning and stripping solutions, using hydrometer, and adds chemicals to solution to maintain specified concentrations.
Industry:Professional careers