久滨仪器 JB-117A-Q Pneumatic Spring Testing Machine
| Brand | Jiubin Instruments |
|---|---|
| Model | JB-117A-Q |
| Max Test Force | 20 kN |
| Force Accuracy | ±0.5% FS |
| Tensile/Compression Stroke | 1000 mm |
| Displacement Resolution | 0.01 mm |
| Displacement Accuracy | ±0.01% FS |
| Speed Range | 0.01–500 mm/min |
| Speed Control Accuracy | ±0.1% (at setpoint), ±10.0% (full range) |
Overview
The Jiubin Instruments JB-117A-Q Pneumatic Spring Testing Machine is a high-precision electromechanical testing system engineered for the static and dynamic mechanical characterization of gas springs, hydraulic dampers, linear actuators, and other pneumatic/hydraulic energy storage or force-damping components. Built upon a robust dual-column frame architecture with precision-ground ball screws and servo-controlled AC motor drive, the JB-117A-Q operates on the fundamental principle of controlled displacement actuation while continuously measuring load response via a calibrated high-stability load cell. Its design conforms to core mechanical testing paradigms defined in ISO 7500-1 (static calibration of force-proving instruments) and ASTM E4 (standard practices for force verification of testing machines), enabling traceable, repeatable evaluation of force-displacement hysteresis, extension/compression plateau forces, damping asymmetry, and cycle-to-cycle consistency under programmable velocity profiles.
Key Features
- High-capacity dual-column frame rated for 20 kN maximum test force, supporting both tension and compression modes without reconfiguration
- Integrated high-resolution encoder-based displacement measurement system with 0.01 mm resolution and ±0.01% full-scale accuracy
- Precision load cell calibrated to ±0.5% full-scale accuracy, compliant with ISO 376 Class 0.5 requirements
- Wide-speed servo-controlled actuation system covering 0.01–500 mm/min, with closed-loop velocity regulation achieving ±0.1% deviation at nominal setpoints
- Modular fixture interface accommodating standard spring end fittings (e.g., ball socket, eyelet, clevis, threaded stud) and custom adapters per DIN 2089 or ISO 10243 specifications
- Thermal-stable base plate and guided crosshead assembly minimizing parasitic bending moments during high-force compression tests
Sample Compatibility & Compliance
The JB-117A-Q accommodates gas springs ranging from miniature (Ø10 mm, L800 mm), including monotube, twin-tube, and adjustable damping variants. It supports standardized test protocols such as ISO 15583-2 (pneumatic springs — part 2: test methods), DIN 2089 (gas springs for furniture and automotive applications), and SAE J2715 (automotive seat gas spring performance). The system’s mechanical architecture and sensor calibration chain are documented to support GLP-compliant testing environments, and raw data acquisition meets audit-trail requirements for internal quality systems aligned with ISO/IEC 17025 clause 7.7.
Software & Data Management
Control and analysis are executed via Jiubin’s proprietary WinTest Pro v4.2 software, a Windows-based platform offering real-time force–displacement curve visualization, multi-step test sequencing (pre-load → dwell → ramp → hold → return), and automated calculation of key parameters: initial extension force, plateau force, rebound force, hysteresis loss (%), and effective stroke length. All test files are saved in XML-based structured format with embedded metadata (operator ID, timestamp, calibration certificate IDs, environmental conditions). Export options include CSV, PDF reports (with digital signature fields), and direct integration into LIMS via ODBC-compliant database drivers. Software validation documentation is available upon request for regulated users operating under FDA 21 CFR Part 11 or EU Annex 11 compliance frameworks.
Applications
- Verification of gas spring performance specifications during incoming QC at Tier-1 automotive suppliers (e.g., seat mechanisms, hatch lift assists)
- R&D evaluation of damping coefficient variation across temperature ranges (when used with environmental chamber integration)
- Life cycle endurance testing per ISO 15583-3, supporting up to 100,000 cycles with programmable dwell and reversal logic
- Comparative analysis of nitrogen vs. argon charge effects on force decay behavior over time
- Calibration and functional validation of OEM-replacement gas springs for medical equipment, aerospace access panels, and industrial automation tooling
- Support for failure mode analysis (e.g., seal leakage detection via force decay slope monitoring)
FAQ
What standards does the JB-117A-Q comply with for force calibration?
The load cell and displacement transducer are factory-calibrated per ISO 7500-1 and ISO 376 Class 0.5; full-system verification reports include uncertainty budgets traceable to NIM (National Institute of Metrology, China).
Can the system perform cyclic fatigue testing?
Yes — WinTest Pro supports user-defined waveform profiles (sine, trapezoidal, step-and-hold) with up to 999 cycles per sequence and automatic pass/fail threshold evaluation.
Is third-party certification available for GMP or ISO 13485 environments?
Jiubin provides IQ/OQ documentation packages and can coordinate on-site SAT execution by qualified metrology partners; system design inherently supports 21 CFR Part 11 audit trails when configured with Windows domain authentication and electronic signatures.
What is the typical lead time for custom fixture development?
Standard adapter kits ship with the system; application-specific fixtures (e.g., for motorcycle suspension cartridges or surgical table gas struts) require 3–4 weeks after mechanical drawing approval.
Does the machine support environmental chamber integration?
Yes — the control cabinet includes dedicated I/O ports for chamber temperature feedback and interlock signaling; recommended chamber models meet ASTM D618 conditioning requirements (−40 °C to +80 °C).
