新泻全电动注塑机

Click to edit Master title style,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,*,Why Should Your Company Make The Move To,All-Electric Injection Molding,?,Niigata Engineering,Mark Zulas,Applications Engineer,How is an,All-Electric,Injection Molding Machine Different From a Standard Hydraulic Injection Molding Machine?,All-Electric System Vs.Hydraulic,Hydraulic Machine Control System,Motor,Coupling,Pump,Tank,Filter,Hose,Valve,Cylinder,Hose,Valve,Hose,Hose,Heat Exc.,Hose,Tank,All-Electric,Control System,Motor,BallScrew,Pulley,Belt,Pulley,How Do Electric Machines Make Linear Motions?,The Servo Motor Rotates The Ball Screw Via The Timing Belt.,The Ball Nut Follows The Threads Of The Ball Screw In A Linear Motion As Screw Turns.,What Is A Ball Screw And Ball Nut?,Converts Rotary Motion To Linear Motion.,Ultra Low Friction.,Normal Efficiency Of Over 90%.,Nut Allows Ball Bearings Full Movement Within The Nut.,Timing Belt,Teeth On The Belt Eliminate Slippage.,Belt Helps To Absorb Shocks To Motor From Mechanical Collisions.,Belt Constructed With State Of The Art Materials For Long Life.,What Is An AC Synchronous Servo Motor?,Designed for compact size.,Extremely efficient cooling for heavy loads.,Designed to with stand loads of up to 300%rated capacity.,AC Synchronous Servo Motor And Amplifier,Speed controlled by changing the frequency.,Amplifiers equipped with 80MHz.RISC computer.,Amplifier Monitors Motor Current,Speed,And Temperature.,How Are Positions Monitored?,The Encoder Is Connected To The Motor Shaft.,Each Motor Revolution Has Up To 16,384 Pulses Of Information To Use For Position.,Encoder Signal Is Wired To The Servo Amplifier.,Encoder Mounted To The Rear Of The Servo Motor,Encoder Accuracy And Control,Machine Response Time And CPU Scan Time,Typical Hydraulic CPU Scan Time=20ms,Typical Hydraulics Response Time=50ms,All-Electric Servo Scan Time=0.2ms,All-Electric IMM Response Time=1ms,Allows Injection Time Control To 0.001sec.,How Accurate And Repeatable Is The Positional Control?,Ejector Stroke 0.001 in.,Clamp Position 0.001 in.,Screw Position 0.0005 in.,Positional Set Points Will,NOT,Overshoot.,Low Pressure Mold Protect Can Be Set To Protect Against Very Small Parts.,Easier To Set Machine Up For Automation.,What Units Are Used For Setting The Machine Profiles?,Speed Settings:Inches/Sec.or mm/Sec.,Pressures:Plastic PSI or Plastic Kgf/cm.,Positions:Inches or mm.,True Engineering Units-Not%,Moving Molds Between Like Machines Does Not Require A Different Process,How Is Clamp Tonnage Obtained?,Clamp Mechanism Must Be Of The Toggle Design.,Motor And Ball Screw Drive Toggle Linkage.,Toggle Is A Mechanical Lock Over.,Tonnage Is A Function Of Tie Bar Stretch,How Are Large Clamps and Injection Screws Moved?,Dual Servo Drives and Ball Screws Share The Load,Combining Linear Bearings And Ball Screw Technology,Extremely Low Friction,Dual Ball Screw Design Eliminates Side Loading,Low Maintenance,How Is Injection Pressure Measured?,Injection Pressure Monitored By Load Cell Mounted behind Injection Screw.,Load Cell Is Compressed Between Screw And Servo During Injection.,Load Cell Signal Sent To Motor Amplifier.,Ejector And Clamp Pressures Monitored By Motor Load.,Screw,Motor,Stable Performance At Low Speed And Pressure,No Hunting Of Drive Motion Like D.C.Drive Or Hydraulic Would Exhibit.,Slow Charging Speeds Ideal For Shear Sensitive Materials.,Why All-Electric Machines Use Less Power,Electric Method,Electric Machines Use Small Motors To Move Each Function Of The Machine.,The Servo Motors Use Energy Only When They Are Running.,The Servo Motors are Off During Dwell Times Such As Part Cooling Time.,Hydraulic Method,Large Induction Motor Needed to Drive Pump.,The Motor Always Has Some Load Put On It Due To Pump.,Large Amounts Of Power Required To Drive Pump Up To High Pressure For Inject Or Increased Volume For Charging.,85 Ton Energy Comparison And Savings,Savings Increase With The Machine Size,Cycle Time=56 Sec.,Shot Mass=498 Grams,Material=PC,Part=Automotive Lamp Housing,Total Savings=17.2 kW/H,Based On Energy Cost of$0.08 per kW/H.,Annual Savings,$8,200.00,Effects On Energy Savings,The Larger The Part Weight,The Greater The Savings.,The Longer The Injection Fill And Hold Times,The Greater The Savings.,The Longer The Time Between Shot Size Made And Cooling Time Complete,The Greater The Savings.,Multiple Clamp Speeds Or Numerous Ejector Strokes Equal Greater Savings.,Lower Water Requirements,No Water Required To Cool Hydraulic System.,The Only Water Is Used To Cool The Feed Throat,Flow Of Water Is Controlled By Manual Flow Control And By The Temperature Set On The Heater Control Screen,Feed Throat Flow Control,Advantages To Using Less Water,Less Water Used Will Result In Less Water Being Evaporated From Closed Loop System=Less Make Up Water=Lower Water Bill.,Will Not Have To Increase Water Cooling System Due To Adding Machines.,Can Replace One Hydraulic Machine With Four Or Five All-Elect