KNUTH MULTI-GRIND TOOL GRINDER

Brand

KNUTH

Category

Type

Model

Multi-Grind

Stock #

16259

Year

Not specified

Condition

New

Location

Not specified

Working Area
Grinding diameter	7.9 in
Workpiece length (max.)	20 in
Outside grinding measure, maximum	¯ 0.2-2. x 15.8 in
Inside grinding measures, optimal	¯ 0.4-2 x 3 in
Tool grinding measure	8x20 in
Grinding length	8 in
Work piece length surface grinding	8 in
Work piece width surface grinding	2 in
Work piece weight (max.)	22 lbs
Table swivel range (max.)	+45¡ / -30¡

Travels
Travel Z-axis	19 in

Feed
Feed per hand-wheel rotation X-axis, fine	0.0394 in
Feed per hand-wheel rotation X-axis, rough	0.1575 in
Feed per scale division X-axis, fine	0.0002 in
Feed per scale division, X-axis, rough	0.00079 in
Scale division of height adjustment	0.00039 in
Longitudinal feed speed (hydraulic)	0 - 234 in/min
Manual, hydraulic assist	273 in/min

Headstock
Working headstock swivel range	± 90¡
Working spindle speed	(3) 110 - 300 rpm
Working spindle taper	MT 2
Chuck diameter	4 in

Grinding headstock
Grinding spindle speed	2,500 rpm
Inside grinding spindle speed	13,500 rpm
Grinding headstock swivel range	± 90
Grinding headstock - vertical / - transverse	8 in

Tailstock
Height adjustment per handwheel rotation	0.04 in
Tailstock taper	MT 2
Tailstock quill stroke	1 in

Drive Capacity
Machine drive capacity	3.4 Hp
Motor rating main drive	1.5 Hp

Measures and Weights
Grinding wheels dimensions	8x1x3 in
Grindstone dimensions, inside grinding (min.)	0.4x0.4x0.1 in
Grindstone dimensions, inside grinding (max.)	1x0.8x0.2 in
Overall dimensions (length x width x height)	60x54x56 in
Weight	2,860 lbs

Part No.	102781

Ideal for tool and die construction, mechanical production, design processes. laboratories and training

The functionality of the Multi-Grind ranges from external and internal cylindrical grinding to taper grinding. The Multi-Grind also allows easy tool grinding (sharpening of cutters, reamers and turning tools) and is suitable for light surface grinding job
Three-Point Bearing The custom three-point bearing of the grinding spindle ensures minimum temperature effects and consistent grinding quality.
Feed Drives Hydraulic table feed (longitudinal) with automatic change of direction. An additional manually operated longitudinal feed with hydraulic support allows feed speeds up to 275"/min.
Grinding Headstock Special grinding headstock design allows simultaneous setup of 2 different grinding wheels. The grinding headstock can be moved in transverse direction and also vertically; and it can be rotated around the vertical axis.
Speeds The headstock operates at 3 different speeds (110, 200, 300 rpm) which are set through an easy to operate gear shift lever.
Additional Features... - central lubrication system - sturdy construction - the KNUTH Multi-Grind body is made of solid cast-iron and weight 2860 lbs; minimizes vibration effects - electrical components are mounted easily accessible in a control cabinet