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Hebei CEG Machine Limited

CEG

Hydraulic Fatigue Testing Machine

Name: Hydraulic Fatigue Testing Machine
Product ID: CEG-HFT
发布时间:2016-05-18 17:46

Order Information

Name:Hydraulic Fatigue Testing Machine

Product ID: CEG-HFT

 


Design

Hydraulic Fatigue Testing Machine

 

The CEG-HFT Testing Machine used for leaf spring fatigue testing. The machine can also test the performance of the leaf spring and print the test result.

  • Gantry main structure.

  • Preload adjust by computer.

  • Cooling with heat exchanger, water coolers.

  • Amplitude continuously adjustable.

  • Computer controlled cycle of vibration counter.

  • Hydraulic and manual lock mode of pressure head.

  • Clamp and compress lock for leaf spring

  • Alarm of leaf spring break and automatic stop


Major Components

1.Testing Machine

2.Hydraulic Servo System

3.Computer Control System

4.Printer.

Specifications

Hydraulic Fatigue Testing Machine

Load   capacity, Max.

CEG-HFT300

300

kN

CEG-HFT400

400

kN

CEG-HFT500

500

kN

Testing   performance

Amplitude   of reciprocating

±100

mm

Reciprocating   frequency

Amplitude   is ±100mm

0.5

Hz

Amplitude   is±50mm

1

Hz

Amplitude   is±25mm

2

Hz

Amplitude   is±15mm

3

Hz

Amplitude-frequency coefficients

CEG-HFT300

65

 

CEG-HFT400

60

 

CEG-HFT500

50

 

Size of   leaf spring

Width,   Max.

120

mm

Width,   Min.

40

mm

Thickness,   Max

350

mm

Thickness,   Min

50

mm

Height   of camber, Max.

300

mm

Eye-Center   distance, Max

2100

mm

Eye-Center   distance, Min

750

mm

Leaf   spring eye type

Double eyes
  Single eye
  None eye

Hydraulic   servo system

Stroke   adjustment range

600

mm

Stroke   of pressure head

340

mm

Total   flow of hydraulic pump

480

L/min

Working   pressure

5~21

MPa

Motor   power

111

kW

Hydraulic   oil

N46,   NAS7

Sensor

Displacement

Encoder

Load   sensor

Force   Sensor

Measurement   accuracy

Displacement

≤±0.5

%FS
  (Full Scale)

Force sensor

≤±0.1

%FS
  (Full Scale)