Overview
This machine is suitable for testing the sudden tensile strength of power cords and headphone cables for devices such as mobile phones, e-readers, tablets, electronic dictionaries, laptops, and headphones.

Test Method:

Fix one end of the power cord or headphone cable to the clamp as illustrated below (the plug is clamped either vertically or horizontally).

Attach a specialized weight at a position 150mm from the plug. The weight used is 130g.

Set the number of test cycles on the touchscreen, e.g., 200 cycles. The machine automatically stops after completing the preset number of cycles.

Press the test button: the pneumatic clamp secures the weight, and the electric cylinder raises it by 150mm. The pneumatic clamp immediately releases the weight, causing a sudden tensile force on the cord. This cycle repeats until the test is complete.

The machine is equipped with a photoelectric switch. If the cord breaks during testing and the weight falls to the base, the machine automatically stops and triggers an alarm with sound and a warning light.


Key Features:

Modern Control:

  • Utilizes an OMRON® touchscreen (Japan) and Mitsubishi® PLC for setting parameters such as test cycles, initial height, cylinder speed, and clamp delay.
  • Displays completed cycles and other test information for automatic monitoring.

Drive System:

  • Equipped with a Panasonic® AC servo drive (Japan) and an AIM® electric cylinder (Taiwan), ensuring high precision of ±0.02mm, smooth operation, and durability.

High Safety Standards:

  • Combines international-standard aluminum alloy rails with transparent PMMA material for enhanced safety.

Pneumatic Clamp:

  • Employs an SMC® pneumatic clamp (Japan) to securely hold the specialized weight.

Specifications:

Item Specification
Test Station 1 position
Specialized Weight 130g ±2g
Sudden Pull Distance 0~300mm (typically 150mm)
Test Cycles 0~999,999 cycles (adjustable)
Cylinder Speed 1~500mm/s
Position Accuracy ±0.02mm
Clamp Delay 1~99.9 seconds (adjustable)
Machine Dimensions (WxDxH) W750 × D650 × H1300mm
Machine Weight 95kg
Power Supply Single-phase, AC220V, 3A
Compressed Air Supply ≥0.6MPa


 

Main Components:

Component Name Quantity Purpose Manufacturer
Servo Motor and Drive 1 unit Controls lifting Panasonic (Japan)
Electric Cylinder 1 unit Lifting mechanism AIM (Taiwan)
Touchscreen Controller 1 unit Program setting OMRON (Japan)
Programmable Logic Controller (PLC) 1 unit Test program adjustment Mitsubishi (Japan)
Test Clamp 1 set Fixing sample and conducting tests Infinity Machine Inc.
Safety Switch 1 unit Stops machine if the cord breaks OMRON (Japan)
Machine Frame and Metal Plate 1 set Structural frame Infinity Machine Inc.

This machine is an ideal tool for testing the sudden tensile strength of power cords and headphone cables, meeting quality control requirements in the electronics and technology industry.

DONGGUAN ITM-LAB MACHINE INC. is a large and top testing machine manufacturer in China, was established in 1998 and headquartered in Dongguan city with 6000 square meters factory area, and more than 80 employees. For 25 years, we have been adhering to the enterprise philosophy of "continuous technological innovation, reliable quality, timely service”, have become the qualified supplier for some well-known enterprises. Such as APPLE, HUAWEI, AMAZON, GOOGLE, INTEL, OPPO, VIVO, FOXCONN, ZTE, TCL, GREE, BYD and so on. We have served more than 5000 customers,who come from 26 countries around the world. We have the strongest RD team, stable and professional production and technical team, strict quality management team, and trained engineer customer service team. All of them have more than 5- 10 years of experience in testing machine industry, so we have ability to provide you high-performance testing machine, according to your actual needs, we can provide you one-stop technology and solution of testing.

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