Product Description
This machine is developed according to EN, ANSI, BS, CSA specifications. It is used to conduct impact tests on the steel head of safety shoes with a kinetic energy of 100J or 200J, and then inspect the degree of sinking to understand safety and quality.
Characteristics
Weight of falling hammer: |
(EN)20±0.2KG,(BS,ANSI)22.7KG |
Impact hammer: |
Composed of 60mm wedge-shaped bodies, with two intersecting surfaces forming a 90 °± 1 ° angle |
Falling height: |
(EN)0-1200MM |
Impact capacity: |
(EN) 200 joules, (BS, ANSI) 100 ± 2 joule |
Impact knife ring: |
(EN) diameter 30 ± 0.1mm ,(ANSI) 25.4mm |
Horsepower: |
DC1/4HP |
Volume approximately: |
58.5 × 69.5 × 181.5cm for the host |
Weight: |
180kg |
Power supply: |
3 ∧, AC220V |
Standard configuration: |
Comes with a box of plasticine 2 impact hammers |
Key Components & Features:
Guided Drop Hammer: A vertically guided weight (typically 20kg ± 0.2kg as per ISO 20344). The guide mechanism ensures precise, repeatable, and perpendicular impacts.
Height Adjustment & Release Mechanism:
Allows accurate setting of the drop height (up to at least 1000mm) to achieve the required impact energy (e.g., 200 Joules for standard testing). Features a reliable, safe, and controlled release system (often electromagnetic).
Rigid Anvil: A massive, stable base upon which the footwear specimen is securely clamped. Absorbs minimal energy, ensuring maximum energy transfer to the toe cap.
Standardized Test Foot (Last):
A calibrated, shaped metal form inserted into the shoe specimen. It features a low-freedom joint and incorporates a clearance detection gauge (or equivalent system like a thin foil strip) to measure the minimum residual internal height (clearance) under the impacted area after the test.
Footwear Clamping System:
Robust fixtures to securely hold the safety shoe specimen in the correct position on the anvil during impact, preventing movement.
Energy Calibration System:
Often includes provisions (like a dynamic force transducer or calibration block) to verify the actual impact energy delivered at the test point meets the standard requirements (e.g., 200 J ± 3 J).
Safety Features: Comprehensive safety guarding (interlocked doors/covers) to prevent operator injury during hammer release and impact. Emergency stop button.
Control & Measurement System:
Digital display for setting and monitoring drop height.
Digital readout for the measured residual clearance (critical pass/fail criterion - min 15mm required post-impact per ISO 20344).
May include data logging capabilities for test records.
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