Comparison between hydraulic press and servo die-casting machine

Comparison between hydraulic press and servo die-casting machine

Item

Hydraulic

Servo

Molding Time

Slow

(Manual molding, 30 minutes complete)

Fast

(Auto molding, 15 second complete)

Stroke Control

Manual and mechanical adjustment

Digital control, precise control, multiple actions

Abnormal Clamping

Driven by oil pressure, mold damage is serious when abnormal clamping occurs

Digital control, can set the automatic shutdown in case of abnormal clamping, and the mold damage is slight

(Mold will not be clamp before the stroke time expires)

Memory Mode

Program memory

Program memory and position parameter memory

(Quickly switch the relevant position parameters of the mold, so that the molding time is shortened and enhance activation)

Hydraulic System

Old hydraulic system

New hydraulic system made clamping and injection more efficiency

Speed Control

Manual oil pressure valve adjustment, several operating procedures

Control by digital monitor, more precision and flexible

GNSK Adjustment

Manual and mechanical adjustment
(The demand for labor and skills is high, the adjustment is time-consuming)

Monitor control, high speed and can memory the position

Maintenance

Complex

Simple

Machine Operation

Labor and skills required high, adjustment is time-consuming

Simple, operators learn quickly to improve efficiency

Clamping

Whole stroke hydraulic

(Mold loss bigger)

Binary form clamping, enhance clamping precision, prevent crashed of mold

(Mold loss smaller)

Clamping Force

M2 - 8 tons

M5 – 15 tons

TOP + BOT & LH+RH, independent digital mold locking pressure setting

Biggest clamping force: 20 tons

Auto Ingot Feeding

N/A

Servo controlled 3-axis, easy to operate,Five materials can be placed at a time to maintain accurate pot level and maintain temperature

(Can be used to hang GNSK)

Movable Control Pane

N/A

Movable operation panel, convenient for use and operation

Mold Transfer

Structure is relatively complex, the setting of mold replacement mechanism is slow, and the technical demand is high

Structure is relatively simple, auto molding can enhance efficiency and precision

Water Flow Control

N/A

Detect the mold, panel, GNSK water flow, and set alarm reminders to prevent abnormal temperature

Production Management

N/A

Batch counting, part number, material batch number, replacement and modification program, temperature and injection pressure record

Cleanliness

Easy to have oil residue

Neat

Transfer M2-M5

Cumbersome, and the mold clamping system needs to be replaced as a whole. The operation is timeconsuming

Simple replacement, simple parts change, rapid replacement, reduced production costs

Shield

Fully Open

(Occupy more space)

Sliding Door

(Save space)

Clamping Set

Use block and mechanical to control

TOP + BOT & LH+RH, independent digital mold locking pressure setting

(Input digits, which can be memorized in each mold parameter)

Production Speed

Full hydraulic control

Servo control + Hydraulic clamping & injection

Production efficiency enhance 20-50%

Control System

10.5 Inch Touch Screen + PLC

15 Inch + 8 Inch Touch Screen + PLC + Servo 10 axis driver

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