国产福利电影一区二区三区,中文无码精品一区二区三区|国产精品色哟哟网站|欧美国产成人精品 _青青草久热国产视频_青青草a国产免费观看_青青草久热精品视频在线观看

News and information

News

Information required when ordering gear hobs

2021-08-27 11:19:57 jiangxingTools 2490

Information required when ordering gear hobs

gear hob.png

GEAR DATA
? Normal module/OP
? No. of teeth
? Normal pressure angle
? Helix angle and hand
? Outside diameter
? Root diameter
? Amount of tip chamfer- lf applicable
? Root-fiat/full fillet
? Tip relief details- lf applicable
? DOP or MOT sizes at hobbing and finishing stage
? Material and hardness at hobbing stage

types of gear hobs.png

HOB DATA

? Overall size - OD x Length x Bore
? No. of starts
? Hand ofthreads
? Type - Finishing/preshave/pregrinding/roughing
? Type of profile - Nontopping/semitopping/full topping
? Class of accuracy
? Amount of shaving/grinding allowance wherever applicable