DSC00190

Processing 1,000 oil drill bits per month, the standard tooth hole rate is 99.99%, the effect of tooth fixing is significantly improved, and the cost of tooth matching is greatly reduced.

Tool model :long force drill QZL φ14.288

Processed material : SN2025; HRC38-42

Processing conditions : 1200(r/min); 70(mm/min); 12mm

Processing object : gear hole processing of oil roller cone bit

Cutting parameters : 35-50 m/min F: 40-80 mm/min

Detailed description

Tool model		Long drill QZL φ 14.288	Workpiece Drawings / Special Requirements
processed material	name	gear
	material	SN2025
	hardness	HRC38-42
Processing conditions	Spindle speed	1200 ( r/min )
	Feed rate	70 ( mm/min )
	Processing depth	12mm
	cooling method	Emulsion	result	1. Processing 1,000 oil-use drill bits per month, the standard tooth hole rate is 99.99 % , the effect of tooth fixing is significantly improved, and the cost of tooth matching is greatly reduced.
	Test machine	Vertical Machining Center	result

Processing object: gear hole processing of oil roller cone bit

Cutting parameters: V: 35-50 m/min F: 40-80 mm/min

Processing equipment: Taiwan Qiaofu CNC vertical machining center; spindle runout <0.01mm, BT50 hydraulic tool holder

Gear hole quality: roundness ≤ 0.005mm, taper ≤ 0.005mm; surface roughness Ra ≤ 1.6um; aperture accuracy IT7 standard gear hole rate ≥ 99.97%

Workpiece material: 15MnNi4Mo, hardness HRC38-42

Tool specifications: KZ, KP series long force drill: D4, 6.35, 11.112,

other applications: Hua Titanium K series long force drill can be widely used in alloy steel,12.7, 14.288, 15.875, 19.05, 22.225, high carbon steel, ductile iron, Hole processing of gray cast iron and other materials 25.4

Prev：没有了！

Next：没有了！