Manufacturing Efficiency
KHK 표준 기어는 KHK가 독자적으로 기획, 설계, 제조, 판매하고 있으며, 133품목, 4000종류의 기어가 준비되어 있습니다.
고정밀도 제품에서 보급형까지 다양한 정밀도, Module, 재질, 용도에 대응하는 표준 기어 재고를 완비하고 있습니다.
Spur Gears 평기어
| Precision grade | JIS B 1702-1 grade N5(*1) | Surface hardness | HRC55-60 |
|---|---|---|---|
| Gear teeth | Standard full depth | Surface treatment | - |
| Pressure angle | 20˚ | Surface finish | Ground |
| Material | SCM415 | Datum reference surface for teeth griding |
Bore(H7) |
| Heat treatment | Overall carburizing | Modifications | Not possible |
Helical Gears 헬리컬 기어
| Precision grade | JIS B 1702-1 grade N6(*1) | Heat treatment | Normalizing, tooth surfaces induction hardened |
|---|---|---|---|
| Reference section of gear | Rotating plane | Surface hardness | HRC50-55 |
| Gear teeth | Standard full depth | Surface treatment | Black oxide except ground surface |
| Transverse pressure |
20˚ | Surface finish | Ground |
| Helix angle | 21˚30' | Datum reference surface for teeth grinding |
Bore(H7) |
| Material | SCM440 | Modifications | Possible |
Rack Gears 랙 기어
| Precision grade | KHK R 001 grade4 | Surface hardness | less than HRB95 |
|---|---|---|---|
| Gear teeth | Standard full depth | Surface treatment | Black oxide |
| Pressure angle | 20˚ | Surface finish | Cut |
| Material | S45C-D | Datum reference surface for teeth cutting |
Bottom surface |
| Heat treatment | Stress relief annealing | Modifications | Possible |
Miter Gears 마이터 기어
| Precision grade | JIS B 1704 grade 2 | Tooth surface hardness | HRC55-60 |
|---|---|---|---|
| Gear teeth | Gleason | Surface treatment | - |
| Pressure angle | 20˚ | Surface finish | Ground |
| Helix angle | 35˚ | Datum reference surface for teeth grinding |
Bore (H7) |
| Material | SCM415 | Modification | The masked areas of carburized parts can be modified. |
| Heat treatment | Carburized.(*1) |
Bevel Gears 베벨 기어
| Precision grade | JIS B 1704 grade 2 | Tooth surface hardness | HRC48-53 |
|---|---|---|---|
| Gear teeth | Gleason | Surface treatment | Black oxide except ground surface |
| Pressure angle | 20˚ | Surface finish | Ground |
| Helix angle | 35˚ | Datum reference surface for teeth grinding |
Bore (H7) |
| Material | S45C | Modification | Possible |
| Heat treatment | Tooth surfaces induction hardened |
Worm Gears 웜기어
| Precision grade | KHK W 002 grade 1 | Heat treatment | - |
|---|---|---|---|
| Reference section of gear | Rotating plane | Surface treatment | - |
| Gear teeth | Standard full depth | Surface finish | Cut |
| Normal pressure angle | 17° 30' | Datum reference surface for teeth cutting |
Bore(H7) |
| Material | CAC702(A1BC2)(*1) | Modifications | Possible |
Ring Gears 링 기어
| Precision grade | JIS B 1702-1 grade N9(*1) | Surface hardness | less than HB194 |
|---|---|---|---|
| Gear teeth | Standard full depth | Surface treatment | Black oxide |
| Pressure angle | 20° | Surface finish | Cut |
| Material | S45C | Datum reference surface for teeth cutting |
Outside diameter |
| Heat treatment | - | Modifications | Possible |
Bevel Box 베벨 기어 박스
