용접작업안전 (2013-m-041)

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용접작업안전 모듈형 교재

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  • 1. CONTENTS Check Point04 Check Point14 Check Point20 Check Point26 Check Point32 Check Point42 Check Point4649

2. 01. .01?02 03 04 05 0607 3. _01 ?2 , . , . . , , ._02 2 ( ) : , , , , : , , , , : , , , , : , , : , , , , , 5 4. MIG SAW TIG () - - - _03 Shield Metal Arc Welding: SMAW - : - : Gas Tungsten Arc Welding: GTAW TIG (, ) 6 5. Gas Metal Arc Welding: GMAW MIG CO TIG MIG CO CO Flux Cored Arc Welding: FCAW GMAW () Submerged Arc Welding: SAW . Electroregistance Welding: ERW - Spot Welding 1 , 2 - Projection Welding3 , 4 (CO2) 5 6 - Seam Welding (Roller) , (Spot) 7 6. - Upset Butt Welding ( ) - Flash . - Percussion Welding - High Frequency Welding Friction Welding 7 () Ultrasonic Welding 8 9 10 Diffusion Welding Thermit Welding 2,000~2,800 11 8 . 7. Explosive Welding Electroslag Welding . Electrogas Welding , CO Electron Beam Welding Laser Welding 12 13 14 Plasma Arc Welding (Plasma Jet) GTAW 15 16 17 18 19 20 Stud Welding , () 3,500 , 9 8. Brazing & Soldering - (Brazing) : 450 - (Soldering) : 450 _04 100% , _05 , (), , () , 10 9. _06 1 2 90 45 , 3 90 45 , 4 welding position , 4 11 10. _07 (SMAW) (SAW) (CO2) (TIG, MIG) - * welding materials , , , , 12 11. Check Point chapter 011. , , 100% , 2. , (), , () 3. 13 12. 02. .01?02 0304 05 06 ? 13. _01 ? 2 (Arc) . . ._02 . 5,000 weld metal . : : : : 1 2 15 14. _ 03 *Welding circuit , , , , , , . , , , , , , _04 11 2 2 3 3 ( ) 416 15. _05 : ( ) () : 10~500A () : Dissociation (-) , (+) : : : Inert Gas Arc Welding Torch Ar , He Submerged Arc Welding 17 16. COGas Arc Welding CO , _06 ? , . Torch . . CH, CH8, CH10, , , H . . , .- 18 17. Check Point chapter 021. 2 arc . . 2. - - - - - - - ( ) 3. , . 19 18. 03. .01 02 19. _01 . , , , , _02 - () 11m 3,000 , , , 0.2~3 (C)- 3,2002,300 6,0004,000 5,3002,000 (C)21 20. 20 152.5/ 5/ 7/10 52.2M 03.4 4.3 5.08.010.5 (m) (m)(m) (m)5 2.5 5/(m) 1 2 14.56.57.09.03.56.0--5.57.06.09.53.56.0--4.56.08.011.06.012.08.512.05.57.09.012.025.06.08.09.012.04.53.06.0---7.0--5.08.0--25.06.09.0--4.54.06.08.012.04.56.09.015.016.04.56.010.015.04.56.514.0--7.010.0--8.010.0--4.511.254.5 4.5 9.0 16.09.0 16.09.020.009.0 15.022 (m/sec)28.2515.0010 151~21~22~34~5 21. - () - ( ) (3 2) ( 1) ( 1) 23 22. - , . - 4 1 ( ) - - 4 1 - - - - 65 (C) (Vol.%) 1.27.027.21.17.0IPA11.72.012.7MEK-4.01.810.0MIBK244.418.01.28.0 23. Check Point chapter 031. 4 1 - - 4 1 2. ( ) (3 2) ( 1) ( 1)25 24. 04. .01 25. _01 () , . 12 - - , , , . - 10mA - 20mA - 50mA - 100mA 1 , , 2 27 26. 3 4 - Holder Torch - 306 ( ) - (90V) , - - () , - , - 28 27. - - - - 119 - 100 80 60 (%)4095 85 702050 20 12345 ()29 28. ( ) () . . . . ( ) ( )1 - 1 - 1 - - 302 ( ) 3 4 5 6 5 1 29. Check Point chapter 041. - - - - 2. , 119 ()12345(%)958570502031 30. 05. .01 , , , , 02 03 04 31. _01 , , , , 2 . , , , . ( ),, , , . , . () . , , , , X MIG TIG M A GCO2 Ar + CO2 , 33 32. - . . , . , . (-) - , . , , , , , , , - , . , , , , , . . , . 34 33. - , . . (3,000~4,000Hz) , 10~40dB(A) . 48 . 4,000Hz (3,000~6,000Hz) . - , , , 35 34. _02 , , ( ) - , . , 1 236 - 35. ( : 15~20) , , 1 , 2 , , , spatter 3 37 36. - 85dB (A) - - , - _03 - ( ) . . 1 3 382 4 37. - . - 4 1 . 2 . . . , , , . 3 . . , 4 3 . 39 38. . . , 750nm . . _04 , .- - . - , - - 40 39. Check Point chapter 051. 1 , - - , 2- , - 3- , 4- - 5- - , , - 41 40. 06. .CO2 CO201 02 CO2 41. _01 , . . - - 18% 18% 16% 12% , , , , , , ( ) 10% 8% 12%, , 7~8 , , , 6 , , ( )43 42. _02 - - 18% 18% ( , , ) 44 43. Check Point chapter 061. - 18% - , , 2. 18% 3. 45 44. 07. .0102 03 45. _01 - 85dB (A) 1 1 - (, ) 1% - . , , , - 1 1!- - _02 , 47 46. - - - - 1 - , - _03 ( ) . - , - , , - - (MSDS) - - 48 47. Exercises1 ? 4 3 2 1 3 4 112 . 5 ? 60% 50% 40% 20%49 48. Exercises3 ? 5 7 10 15 4 , . ? 10% 15%50 12% 18% 49. Exercises5 . . , : : : :6 4?51 50. Exercises7 . ?52