Modern Machine Tools: Their Hydraulic, Electrical, and Mechanical Transmission and Operation |
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Page 14
... friction clutch for introducing the double gear . Only two shafts and the spindle are required to carry the gears , the cluster T YUV W X common of any type of machine tool ; of the large variety of lathes produced , the centre lathe is ...
... friction clutch for introducing the double gear . Only two shafts and the spindle are required to carry the gears , the cluster T YUV W X common of any type of machine tool ; of the large variety of lathes produced , the centre lathe is ...
Page 148
... friction , and practical incom- pressibility , which prevents the generation of heat . and loss of energy . Due to the bulk modulus of com- pressibility of oil there is actually a slight cushioning effect , but leakage past the ...
... friction , and practical incom- pressibility , which prevents the generation of heat . and loss of energy . Due to the bulk modulus of com- pressibility of oil there is actually a slight cushioning effect , but leakage past the ...
Page 149
... frictional resistance obeys certain laws ; but once the critical velocity is passed there is a distinct change in ... friction losses , the unit pressure should be main- tained at a certain level in order to keep the oil delivered per ...
... frictional resistance obeys certain laws ; but once the critical velocity is passed there is a distinct change in ... friction losses , the unit pressure should be main- tained at a certain level in order to keep the oil delivered per ...
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Common terms and phrases
actuated adjustable advantages allows applied arrangement automatic bearings belt boring button carrying causes centre chamber circuit closed clutch connected connexion constant cutting cycle cylinder device diagram diameter direction drilling drive effect electrical engaged exhaust feed fitted flow follows front gear giving grinding hand headstock hydraulic increase lathe length lever limit load machine maximum means mechanical MICHIGAN milling motion motor mounted moved movement necessary obtained operation passes pinion pipe piston planing port position pressure pulley pump push-button range rapid ratio reduced resistance reverse rotation running saddle screw shaft shown shown in Fig shows side slide solenoid speed spindle spring starting stop stroke supply surface switch tool transmission traverse turning unit UNIVERSITY valve varying vertical wheel worm