undressi - Pfister Abrasives
Transcript
undressi - Pfister Abrasives
your superabrasive choice UNIDRESS UNIVERSAL DRESSING UNIT WITH PNEUMATIC MOTOR ( code 405 000 0204 ) Recommended dressing conditions : DIA-CBN wheel speed : 10 ÷ 15 m/seg Depth per pass : 0,05 ÷ 0,10 mm Axial translation : 500 ÷ 1.000 mm/min universal truing & dressing device fitting to any grinding machine; conceived for the optimal straight dressing of resin and vitrified Diamond & CBN wheels. Motorized : with a pneumatic motor Feed pressure : Spindle rotating speed : Recommended dressing wheels : 5,5 ÷ 6,5 3.000 OBER PRT 100 bar rev./min * for coarse grit size DIA & CBN wheels ( standard item at stock in CAFRO ) Black Silicon carbide 9/60J * for medium & fine grit size DIA & CBN wheels (standard item at stock in CAFRO ) White Aluminum oxide Dressing wheel dimensions : Ø 75 x 25 x 12,7 Ø Dressing wheel speed : Device dimensions : 11,8 lenght : width : height : Device weight ( dressing wheel included ): 99A 80-I H6 V16 mm m/sec 215 135 100 mm mm mm 7,5 Kg placa de fijación itavresir ittiridi ittut - ORFAC àteirporp id ongesiD SEZ. A-A 12 O9 3 x 45° O9 84 108 12 52 11.5 3 x 45° alacS ataD .rtnoC otangesiD 76.5 75 Unidress 63 O 96 O 100 75 15 A 2:1 0102/21/10 .C.L .M.R .traP moc.orfac.www )OC( ocsanroM oniF NBC e etatnamaid elom enoizircseD = ° = A otteggO ehcifidoM ezzerg inoisnemiD 11.5 25 elairetaM 95 .siD =°= Ø75 onam a eracifidomnon :DAC a otiugese ongesiD .dnI otnemattarT 1 id 1 oilgoF m - 8672 OSI enoisicerp id odarg eznarellot aznes etouQ zP .N = ° = =°= 92 80 54.5 104.5 108 3 x 45° your superabrasive choice UNIDRESS UNIVERSAL DRESSING UNIT WITH PNEUMATIC MOTOR Application example on o.d. rolls grinding machine : UNIDRESS device adapted to a grinding machine at the tailstock side Close up of the dressing operation on a Ø 500 mm resin bonded peripheral Diamond wheel. View from the pneumatic motor side of the UNIDRESS device, where the fitting system to the tailstock side is clearly visible. your superabrasive choice Prescriptions for compressed air feeding : At the picture below is indicated a correctly designed compressed air feeding equipment : a. connections and valves : must have the same dimension of the pipes connected with ; b. feed pressure : the pneumatic motor shall work at 5,5 ÷ 6,5 bar; lower pressures determine power losses, higher pressures may cause damages to the motor, anyway are shortening his life time; c. connections and pipes : use oil resistant pipes only; connections shall not cause throats to the air flow; d. air cleaning : air shall be free from impurities ( dust, condensation water, dense oil particles etc.); always connect a filter the nearest possible to the motor; daily discharge the filter; e. lubrifying : the OBER pneumatic motors must operate with minimal lubrication; use oils for pneumatic circuits only; whenever possible, insert in the circuit an automatic lubrifying device; the sufficient oil fog quantity hold in the compressed air shall be 3 ÷ 5 mg / m3 components shown on the drawing : 1. delivered air by the compressor 2. main pipe 3. connecting pipe 4. siphon spillway 5. shutdown valve 6. filter 7. pressure reductor 8. lubrifying device ( whenever possible automatic type ) 9. connection to pneumatic motor