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±â¾î¹Ú½º¿¡´Â µ¿·ÂÀ» Àü´ÞÇÏ´Â Ãà(shaft)°ú ±â¾î(gear teeth) ±×¸®°í ±× ÃàÀ» Àâ°í ÀÖ´Â º£¾î¸µ(bearing)À¸·Î ±¸¼ºµÈ´Ù. ±â¾î´Â ¼­·Î ¦À» ÀÌ·ç¾î¾ß µ¿·ÂÀ» Àü´ÞÇÏ°í Çü½Ä¿¡ µû¶ó¼­ Àü´Þ¹æÇâÀ» Á¶Á¤ÇÒ ¼öµµ ÀÖÀ¸³ª Áøµ¿(vibration)ÀÌ ¹ß»ýÇÏÁö ¾Êµµ·Ï ±â¾î¸¦ ¼³°èÇÒ ¼ö´Â ¾ø´Ù. ±â¾î´Â ¾î´À Á¤µµ ¿©À¯(backlash)¸¦ °¡Áö°í ¿òÁ÷¿©¾ß ÇÏ¸ç µû¶ó¼­ Ä¡¿Í Ä¡°¡ ´ê°í ¶³¾îÁö¸é¼­ ÀÚ¿¬½º·´°Ô Áøµ¿ÀÌ ¹ß»ýÇÑ´Ù. ¶ÇÇÑ º£¾î¸µ°úÀÇ ¹®Á¦µµ ¾ÆÁÖ ¹ÐÁ¢ÇÏ¿© º£¾î¸µÀÌ ¼Õ»óÀ» ÀÔÀ» °æ¿ì ±â¾îÀÇ ¼ö¸í¿¡µµ Å« ¿µÇâÀ» ÁØ´Ù. ±â¾î¹Ú½º¸¦ »ç¿ëÇÏ´Â ÀÌÀ¯´Â ¿ì¼± ½½¸³ÀÌ ¾øÀÌ Á¤È®ÇÏ°í °­·ÂÇÑ µ¿·ÂÀ» Àü´ÞÇÏ°í °í¼Ó¿¡¼­µµ °¡µ¿ÇÒ ¼ö ÀÖ´Â Á¡À̶ó°í ÇÒ ¼ö ÀÖÀ¸³ª ¹Ý¸é¿¡ À±È°°ú °íµµÀÇ ÃàÁ¤·ÄÀÌ ÇÊ¿äÇÏ°í ¼ÒÀ½°ú Áøµ¿ÀÌ ¹ß»ýÇÑ´Ù´Â Á¡µµ ÀÖ´Ù.



±â¾î°ü·Ã ¿ë¾î

±â¾î´Â ÀÌ»¡ÀÌ ¹Ð¾î³»´Â °¢µµÀÎ ¡®tangent¡¯ÀÇ °¢µµ·Î µ¿·ÂÀÇ º¤ÅÍ°¡ ÇâÇϸç Á÷Á¢ ´ê¾Æ¼­ ¿òÁ÷ÀÌ´Â ±ËÀûÀº ±â¾îÀÌ»¡ÀÇ Áß°£Á¤µµ ºÎºÐÀÎ ¡®pitch circle¡¯·Î ¼³¸íµÈ´Ù. ´ÙÀ½Àº ±â¾î¿Í °ü·ÃµÈ ÁÖ¿ä ¿ë¾î¸¦ Á¤¸®ÇÏ¿´´Ù.

1.    Pitch circle diameter(Pc)-ÇÇÄ¡½áŬÀÇ Áö¸§

2.    Diamentral Pitch(Pd)-ÇÇÄ¡½áŬ Áö¸§¿¡¼­ ±â¾îÀÇ ÀÕ¼ö¸¦ ³ª´« °ª

3.    Circular pitch(Cp)-ÇÇÄ¡½áŬÀÇ circumferenceÀ§¿¡ ÀÖ´Â Ä¡(teeth)µé °£ÀÇ °Å¸®.

4.    Normal Pitch(Np)-Àιú·çÆ® ÀÌ»¡ Ç¥¸éÀÇ°ú źÁ¨Æ®°¢ÀÇ Á¤»óÀûÀÎ °Å¸® distance along the normal to the common tangent between successive involute tooth surfaces(Np=Cp*cos(A))

5.    Base circle diameter(Bd)-Àιú·çƮĿºê°¡ ±×·ÁÁö´Â ¼­Å¬ÀÇ Áö¸§

6.    Gear ratio-(Ng)-°¢±â¾îÀÇ ÀÕ¼ö°£ÀÇ ºñÀ²

7.    Base Helix angel-¶óÀΰú ¼öÆò»óÅ¿¡¼­ ȸÀüÃà°úÀÇ ¶óÀÎ ±â¿ï±â

8.    Lead-360µµ¸¦ µû¶ó ȸÀüÇÏ´Â ±â¾î¸¦ À§ÇÑ Ç︮Äñâ¾î¿¡¼­ Ãà¹æÇâÀÇ ¿îÇà°Å¸®.

9.    Line of action-´Ù¸¥ ±â¾î¿Í Á¢ÃËÇÒ ¶§ źÁ¨Æ®°¢ÀÇ Á¤»óÀûÀÎ °Å¸® distance along the normal to the common tangent during which one tooth is contact with one tooth on the other gear

10. Backlash-µÎ±â¾î°¡ Á¢ÃËÇÒ ¶§ ¸¶ÁÖÇÏ´Â µÎ ±â¾î°£ÀÇ Å¬¸®¾î·±½º

11. Working depth-Á¢Ã˵Ǵ ÀÌÀÇ ³¡°ú Á¢Ã˵Ǵ ºÎºÐÀÇ ¹Ý°æ°Å¸®

12. Contact ratio-average number of pairs of teeth that are theoretically in contact; this is approximately equal to the length of the line of action divided by the normal pitch.

13. Addendum-ÇÇÄ¡½áŬ¹Ý°æ°ú ¿Ü°æ¹Ý°æÀÇ Â÷ÀÌ

14. Dedendum-ÇÇÄ¡½áŬ¹Ý°æ°ú ·çÆ®½áŬ¹Ý°æÀÇ Â÷ÀÌ


 

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