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JZD-B2型機(jī)車輪對磁粉探傷機(jī) 適用范圍 適用于鐵路內(nèi)燃、電力機(jī)車全懸掛式、滾動(dòng)抱軸承式以及抱軸瓦式等所有形式輪對大、中修時(shí)磁粉探傷 特點(diǎn)及技術(shù)指標(biāo) 1. 龍門式主機(jī)結(jié)構(gòu)，跨在輪對股道上，適合輪對通過式探傷的需要 2. 縱向磁化采用自主知識產(chǎn)權(quán)的鍍銀接點(diǎn)和雙螺旋鎖緊結(jié)構(gòu)開合線圈，保證磁化線圈接點(diǎn)不發(fā)熱不打火，線圈通電可靠，磁化效果穩(wěn)定，線圈壽命長 3. 復(fù)合磁化和左右全程移動(dòng)的扇形輔助磁化裝置相結(jié)合，滿足軸身、牽引從動(dòng)齒輪及車輪探傷需要 4. 對軸身進(jìn)行磁化的開合線圈采用了可收起的機(jī)構(gòu)，保護(hù)全懸掛式、滾動(dòng)抱軸承式結(jié)構(gòu)輪對的滾動(dòng)軸承不被磁化 5. 輪對的旋轉(zhuǎn)驅(qū)動(dòng)具有變頻調(diào)速功能，便于操作人員觀察磁痕時(shí)方便地調(diào)節(jié)轉(zhuǎn)速 6. 采用了的可控硅調(diào)流系統(tǒng)，磁化電流連續(xù)可調(diào) 7. 探傷過程采用進(jìn)口PLC可編程控制器控制，操作簡便可靠 8. 采用的電力補(bǔ)償及控制技術(shù)，降低電源功率消耗 9. 磁化方式：周向磁化+縱向磁化+復(fù)合磁場+局部旋轉(zhuǎn)磁場 10. 輸入功率：60Kw 11. 周向磁化峰值電流：0-4800A連續(xù)可調(diào) 12. 縱向磁化峰值電流：0-2800A連續(xù)可調(diào) 13. 檢測表面磁場強(qiáng)度：≮2400A/m 14. 檢測車軸長度：2200mm～2600mm 15. 檢測齒輪回轉(zhuǎn)直徑：750-1050mm 16. 檢測車輪直徑：1000-1350 17. 退磁方式：原位衰減法 18. 檢測靈敏度：清晰顯示A1型標(biāo)準(zhǔn)試片15/50的人工缺陷 19. 剩磁：不大于0.3mT 20. 主機(jī)外形尺寸：3.1×1.2×2.5m 21. 主機(jī)總重：3250kg
JZD-B2 Magnetic Particle Flaw Detector for locomotive wheel pair Applicable scope It is suitable for the surface magnetic particle testing of locomotive wheel pair, including diesel and electric locomotive, all forms wheel pair such as full suspension type, rolling bearing type and axle suspension wheel bearing type Features and Technical parameters 1. The gantry structure of mainframe is suitable for the wheel pair detected through it, especially for matching the examining and repairing lines of wheel pair. 2. Longitudinal magnetization coil with independent intellectual property rights of the double helix locking opening and closing coil, guarantee the magnet coil contact not fever , magnetizing effect is stable, the coil have long service life 3. Compound magnetization and movable fan shape auxiliary magnetic device, meet axis,traction driven gear and the wheel testing needs 4. To the opening and closing magnetization coil of axis body, adopted a collapsible mechanism, protect rolling bearing from the magnetization 5. To the rotation of the wheel drive with frequency control , easy operater to adjust speed, observing magnetic mark 6. Magnetizing current controlled by SCR module of voltage regulation,It can be adjusted at any time 7. Inspection process adopts imported PLC programmable controller control, easy operation and reliable 8. Adopting advanced electric power compensation and controlling technology, reducing the power consumption 9. Magnetization mode: resultant magnetic field+rotating magnetic field 10. Input power: 60kW 11. The peak value current of circular magnetization:0-4800A continuously adjustable 12. The peak value current of Longitudinal magnetization:0-2800A continuously adjustable 13. Magnetic field intensity on detection surface: ≥ 2400 a/m 14. lenth of tested axis:2200-2600mm 15. diameter of tested gear:750-1050mm 16. diameter of tested weel:1000-1350mm 17. Demagnetization method: in situ decay 18. Detecting sensitivity: Clearly displays the artificial defect of A1 standard test piece 15/50（7/50） 19. Residual Field: ≤0.3mT 20. Mainframe exterior size: 3.1m×1.2m×2.5m 21. Mainframe weight: 3250kg
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