PTG-1L Hob Sharpener

Overview: The PTG-1L Hob Sharpening and Tool Reconditioning Grinder is an affordable solution for hob sharpening and in-house tool maintenance. Equipped with a manual HSK spindle, this machine is ideal for repetitive jobs without changes in setup, particularly during the manufacturing and resharpening of straight and spiral gash hobs, dish, shank and helical gear shaper cutters as well as a wide range of round tools. - See more at: http://www.star-su.com/machine-tools/tool-sharpening-machines/hob-sharpening/PTG-1#sthash.vV0ZSvXV.dpuf
Features
・5-Axis machine featuring NUM Control
・NUMROTO® Software
・10 HP HSK direct drive grinding spindle
・Linear glass scales for positioning
・Max Hob Capacity: 8" OD x 10" OAL
・Precision workholding solutions
・22" user interface display
・Up to 250 mm diameter Saw Cutters
・Constant rake angle
・Constant rake offset

Option
・Engineered tailstocks and steady rests
・Onboard wheel dressing

Movie

Technical Data	Units	PTG-1L
Base Machine Dimensions (L x W x H)	mm	2920 x 1471 x 2600 mm
Total Weight: Base Machine	kg	3,900
Maximum Workpiece Diameter	mm	200
Maximum Hob Length	mm	254
Maximum Round Tool Length	mm	*610
C - Axis Headstock Spindle 360° Rotation	rpm	125
B - Axis Grinding Spindle Swivel +/- 120°	rpm	12
X - Axis Horizontal Travel	mm	300
X - Axis Travel Speed	m/min	10
Y - Axis Vertical Travel	mm	285
Y - Axis Travel Speed	m/min	10
Z - Axis Horizontal Travel	mm	500
Z - Axis Travel Speed	m/min	10
Grinding Spindle Speed	rpm	10,000
Continuous Spindle Horsepower	kw	7.5
Peak Spindle Horsepower	kw	14
Maximum Grinding Wheel Diameter	mm	254
Smallest Programmable Movement - Linear	mm	0.00254
Linear Axis Glass Scale Feedback Resolution	mm	0.00001
Smallest Programmable Movement - Rotary	degree	0.0001
Rotary Axis Feedback Resolution: A-axis	degree	0.000068
Rotary Axis Feedback Resolution: B-axis	degree	0.00000006