JH21 Series Pneumatic Power Press Machine

1. Fabrication Technology

• Steel welded frame with high intensity
• Germany Siemens main motor;
• Combined dry pneumatic friction clutch and brake;
• Gear pairs: oil bath lubrication
• Six-face rectangle lengthened guide rail;
• Rigid collapse-type insurance components;
• JH21-16 / 25 / 25B / 45 manual adjustment die height, JH21-25 / 45: scale indication, JH21-63: digital display;
• JH21-63 and above: electric adjustment die height with digital display;
• JH21-45 electric adjustment die height (optional) with digital display;
• The slider is equipped with a lifting balance cylinder (except JH21-25)
• Imported dual solenoid valve;
• JH21-160 and above adopt grease forced lubrication system;
• Balance cylinder: manual Lubrication;
• Set a group blowing device
• Estun PLC controller;
• Contactor, button and indicator of International brand;
• Optional: air-cushion device, auto-feed shaft device, photoelectric protection, and various automated equipments;

2. Standard Configuration:

• Germany Siemens three-phase asynchronous motor
• Shanghai YUYI dry clutch
• Taiwan KingAir hydraulic Insurance Component
• Japan TACO dual Solenoid valve
• Kunshang Yuxi display
• Zhejiang Yuxiang lubrication system with electric lubrication pump
• 45T and below is mechanical cam, above 45T is electronic cam
• S78 series is equipped with Beijing Jinzhuli damping cushion
• France Schneider electrics
• Chinese high-performance pedal switch, movable console
• Estun PAC300 PLC controller

3. Safety Standard:

• Schneider electric (safety grade 4)
• Rear metal safety fence, line with CE standard
• Safety relay monitor pedal switch, safety protection.
• Chinese high-performance pedal switch, line with safety standard

4. Estun PAC 300PLC controller

• Auto-expanded input and output channel according to actual needs, upmost up to 40 logic input channels and 40 output logic channels
• Touch screen operation and customizable interface provide a good human-computer interactive interface
• Upmost support 20 channel electronic cam/cutting and programmable DM
• Auto dead- point compensation function
• Can restore 10 sets die database
• Die Counting function
• Various lubrication ways
• Dual-channel tonnage monitoring function
• Two overload treatment methods, compatible with overload safety valves of majority of machines
• Frequency converter control function
• Can be equipped with input and output interface (optional)
• Abnormal brake alarm function
• Upper dead-point over-stroke hardware and software dual protection
• Adopt rotating transformer for detecting angle, and improving machine reliability (such as: vibration resistance, impact resistance, high accuracy)