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U.S. Department of Labor
Settore: Government; Labor
Number of terms: 77176
Number of blossaries: 0
Company Profile:
A professional who tends screw, mechanical, or hydraulic press that forms clay into electrical porcelain ware, such as insulators. Respnsibilities include: * Inserts die into bed of press. * Pours moist, pulverized clay or ceramic powder into hopper of press. * Starts press which deposits clay in die and lowers ram to form ware. * Removes formed ware from die cavity and places ware on board for firing. * May tend one or more presses that automatically form insulators. * May inspect fired products to ensure conformance to specifications, using micrometer, go-not-go gauge, and microscope.
Industry:Professional careers
A professional who tends one or more machines that form fiberglass filaments from molten glass and combine filaments into sliver. Respnsibilities include: * Pulls fiberglass filaments extruded through bushing over sleeve where binding solution is applied and into groove of graphite shoe that binds filaments into single strand of sliver. * Passes sliver strand through opening in floor to floor winder on floor below who winds sliver onto tubes. * Patrols and observes bushings to detect defects, such as clogged bushings, beads, bead straps, and defective binder applicators. * Stops machine and removes beads or bead straps from bushing with wire pick to unclog bushing. * Notifies yardage-control operator, forming or forming-machine adjuster of defective product or machine operation. * Turns petcocks to adjust flow of binding fluid to sleeves. * May turn rheostat to obtain specified temperature in electric furnace where glass is melted. * May fill furnace hopper with glass marbles and adjust feed mechanisms so that marbles enter furnace at specified rate. * May be designated according to length and fineness of fibers produced as staple-fiber-machine tender.
Industry:Professional careers
A professional who tends power press to form clay flowerpots. Respnsibilities include: * Fastens shaping die of specified size and shape on press and adjusts ram travel, using handtools. * Throws ball of plastic clay into female die and presses switch to lower shaping die into clay and form pot. * Lifts pot from die and places pot on ware board, using tongs.
Industry:Professional careers
A professional who tends power press to form clay flowerpots. Respnsibilities include: * Fastens shaping die of specified size and shape on press and adjusts ram travel, using handtools. * Throws ball of plastic clay into female die and presses switch to lower shaping die into clay and form pot. * Lifts pot from die and places pot on ware board, using tongs.
Industry:Professional careers
A professional who tends automatic glass forming machines, used to form bottles, containers, and other glassware from molten glass. Respnsibilities include: * Turns valves to regulate temperatures of molten glass in forehearth, flow of glass to forming machine, and coolant to solidify glass shape. * Lubricates molds with graphite solution to prevent glass sticking to molds, using swab or spray gun. * Inspects glassware to ascertain conformance with specifications, using fixed gauges and scales. * May correct timing sequence by adjusting timer drum. May tend annealing lehr used to control cooling of formed product.
Industry:Professional careers
A professional who tends hydraulic press that presses fiberglass cutouts into outer sides of grinding wheels. Respnsibilities include: * Picks up cloth cutout from supply stack and places it on steam-heated press table. * Picks up grinding wheel from supply stack and positions it on cloth cutout. * Picks up another cloth cutout and places it on grinding wheel. * Presses electric switch to start machine that presses cloth cutouts into sides of wheel between press table and steam-heated plate. * Removes grinding wheel from machine and places it on stack of finished workpieces.
Industry:Professional careers
A professional who tends hydraulic press that forms chalk billets. Respnsibilities include: * Scoops mixed ingredients into mold, closes cap, and pulls lever to pressurize ingredients. * Releases cap and places billet on table for extrusion. * Turns valve to regulate pressure.
Industry:Professional careers
A professional who tends hydraulic press that extrudes graphite mixture to form pencil leads. Respnsibilities include: * Scoops mixture of clay, graphite, and other materials from pot and pours it into cylinder of machine. * Pounds material to compact it in cylinder to eliminate air bubbles, using wooden mallet. * Turns valve and observes dial to supply prescribed hydraulic pressure to ram. * Starts machine that activates ram to force mixture through extrusion dies. * May cut leads into specified lengths after they are extruded, dried, and deposited on machine table, using knife.
Industry:Professional careers
A professional who tends hydraulic press that extrudes graphite mixture to form pencil leads. Respnsibilities include: * Scoops mixture of clay, graphite, and other materials from pot and pours it into cylinder of machine. * Pounds material to compact it in cylinder to eliminate air bubbles, using wooden mallet. * Turns valve and observes dial to supply prescribed hydraulic pressure to ram. * Starts machine that activates ram to force mixture through extrusion dies. * May cut leads into specified lengths after they are extruded, dried, and deposited on machine table, using knife.
Industry:Professional careers
A professional who tends molding press or mold heating equipment to form lenses, such as speedometer and instrument faces or automotive lenses, such as taillights from glass rods, sheets, or disks. Respnsibilities include: * Forms lenses by either inserting heated glass rods in press mold and activating ram to press shape, or placing glass disks, preformed or cut from sheet, in mold and inserting mold in furnace to melt glass to shape of mold. * May place weights on glass in mold to prevent warping during cooling. * May preheat glass in oven to improve workability.
Industry:Professional careers