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Tham khảo tài liệu 'mechanical fixtures tooling episode 6', kỹ thuật - công nghệ, cơ khí - chế tạo máy phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | r. 644 648 649-Ó53 651 TVyo off-center Vise Type Clamp 652 - 653 Si 663 667 When two or more parts are damped simultaneously equalizers are invariably used. Springs or cams of various types balls collets oil or L-H. and R.H. threads may be involved in the damping. Multiple Loading .11 I Mg- CLAMPED UNCLAMPED o __-Ọ D J Ma rn io n Qi w 3 0 a 8 a 11- rõ 3 O 5 2 Q - 668 -------------------- Opposite sides of two parts can be machined simultaneously with this unit. mip j SLUaieL JeALc amP while D. actuates the right .one. The oil chamber volume in9 fiiy r5.eL Í p sit n thẫn in the clamp position to release the p l L the c amping operation. The oil chamber located in c is actuated by the rack of c and pinion through handle F acTuarea afld rod. rQt ct the left clafT1P ai d D the right clamp. The.spring would push G out if it were not keyed by the set screw Observe theTcylindncal key wS 00 g 6 3. 2 0 w 2 Q a 0 -4- 3 o prevents c from rotating. .Aid xJ Z l blS l . UaliZer- Not the u.se of si.x P stons which the oil equalizes they with oil drop out A sma set screw c o he needed air vent after the chamber is fillet 1L Ỉ Ềf1 dndhas endplay to allow slippage between the pinion and rack when the unit is in clamp position until the cone tightens locking the wholedevice. KEY f ip _ IT o í 3. P-Q 5 n_ -a 2 S Ctt O s. _ 2 ST o 33 nr ỈẤ 3 3 2 T-J 3 3 o 3 Õ