3 medium~frequency heating equipment 1 set (including closed~type cooling system and infrared Temperature measurement device
4 die holder 1 set
5 Die 1 set
6 Operation cabinet and control system 1 set
7 Hydraulic power station 1 set
8 Foundation blot and nut 1 set
9 Hydraulic cylinder O ring 1 set
3. Main Parameters 3.1 upsetting force: 3150kn 3.2 mould clamping force: 6300kn 3.3 max working pressure: 25MPa 3.4 mould closing slider return force: 430kn 3.5 mould pulling out force: 1300kn 3.6 mould closing slider max open height: 980mm 3.7 squeeze cylinder max open height(max distance between piston rod and trip holder): 720mm 3.8. Slider speed: Fast down: 200mm/s Pressing: 25-30mm/s Return: 180mm/s 3.9 squeeze cylinder speed: Knock out: 55-65mm/s Return: 130-140mm/s 3.10. Mould closing slider max stroke: 500mm 3.11. Squeeze cylinder max stroke: 600mm 3.12. Main motor power: 110kw
4. Key components of the hydraulic press
4.1 Main body The main body is combined by vertical type three beam four column 630T clamping part and horizontal type 315T squeeze part. Clamping parts: Working table, columns, top beam lock nut, adjusting nut that forming a whole frame to bear 630T working load. The squeeze part and clamping part share one working table. Welded steel plate structure and anneal treatment.
4.2 Hydraulic power system
4.2. 1 Hydraulic system The hydraulic system adopts advanced two-way cartridge integrated system which has many advantages such as small volume, compact structure, small flow resistance, Reliable working, good sealing, etc. Safe chain return circuit is designed; The pressure is adjustable between 5MPa to 25MPa; There is safe valve to limit The max pressure.
4.2. 2 Clamping cylinder inferior vena system has pressure ~maintaining one~way valve, the pressure maintaining time can adjust in the 0~999 seconds Easily through electrical equipment.
4.2. 3 Prefill valve select normally closed type prefill valve with reliable performance.
4.2. 4 Filter system High pressure pipeline filter is equipped in the hydraulic station to keep system cleaning and prevent dirt flowing into valve block and cylinder.
4.2. 5 Pipeline Hydraulic system High pressure pipeline adopts flange to connect, which can prevent pipeline leakage. The pipeline adopts acid cleaning and passivation.
4.2. 6 Oil tank Oil tank is steel welding structure, oil level indicator, air filter are installed above it. Oil tank adopts acid cleaning, passivation and rust prevention.
4.2. 7 Pressure display device This machine main system pressure adopts pressure gauge to show.
4.2. 8 This machine has independent oil circulating cooling device, the board type radiator adopts water cooling way.
4.3 Electric control system Electric control system consists of power system and control system.
4.3. 1 Power system consists of control total power, each motor start, stop and protective switch, etc. The start of above 15 kw motors adopts star triangle step~down start, power adopts three phase four wire, AC 380V, 50Hz.
4.3. 2 Control system Electric control system adopts PLC control system to achieve three kinds cooperating modes: Semi~auto, manual and adjustment.
4.3. 3 This machine is equipped with mobile button operation station, which is setting buttons like two hands pressing, return and emergency stop, So that easily operate the press machine.
4.3. 4 Control system has two kinds of pressing setting pressure and setting stroke.