Chapter 8 Examples of Hydraulic Systems 7.Prevent1 f owing(2YA+、7YA+、9YA+) 8. Injection seat withdraws (2YA+,6YA+) 9.Open the mould-chamber (1)Open the mould-chamber slowly (2YAor 1YA,4YA) Pump 1(or pump 2)is unloaded and the oil from pump 2(or pump 1)flows into the right chamber of cylinder for closing mould-chamber (2)Open the mould-chamber quickly (1YA,2YA 4YA) The oil from pump 1 and pump 2 supply the system to speed up the open mould- chamber. 10.Kick-out the products 11.Screw withdraws and goes onwards 16 Homepage List Upwards Downwards Retun Exit Chapter 8 Examples of Hydraulic Systems 16 9. Open the mould-chamber 10. Kick-out the products 11. Screw withdraws and goes onwards (1) Open the mould-chamber slowly （2YA＋or 1YA＋ 、4YA＋） Pump 1 (or pump 2) is unloaded and the oil from pump 2 (or pump 1) flows into the right chamber of cylinder for closing mould-chamber . (2) Open the mould-chamber quickly（1YA＋ 、2YA＋ 、4YA＋）. The oil from pump 1 and pump 2 supply the system to speed up the open mould￾chamber. 8. Injection seat withdraws （2YA＋ 、6YA＋） 7. Prevent flowing （2YA＋ 、7YA＋ 、9YA＋）