Universal Knee Mills

Features:
1. Rigid, heavy machine frame featuring proven knee-and-column design.
2. Bed and all parts adopt excellent casting material, ensure machine rigidity and stability, movement smooth, large load bearing capacity and high machining accuracy.
3. All guideways and gears are hardened and ground to realize moving accuracy.

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Product Details

Features:


1. Rigid, heavy machine frame featuring proven knee-and-column design.

2. Bed and all parts adopt excellent casting material, ensure machine rigidity and stability, movement smooth, large load bearing capacity and high machining accuracy.

3. All guideways and gears are hardened and ground to realize moving accuracy.

4. X/Y/Z-axis adopt precision high-rigid screw, transmission flexibility and smooth.

5. Universal knee mills have different spindle speed and feed speed by gears change, wide range, to meet customer’s most processing requirement of workpieces.

6. The worktable can swivel (left and right) ±45°, increase the machining range.

7. Universal knee mills standard equipment includes chip tray, coolant system and central lubrication system, reduce maintenance of the machine.

8. According to order, we can improve our machine basis on the series universal knee mills.


Technical parameter:


Model

Units

UM320

UM400

UM500

Worktable size

mm

1320x320

1700x400

2000x500

Number/width/distance of T-slot

mm

3-18-70

3-18-90

5-18-80

Max. load of worktable

kg

500

800

1500

Longitudinal travel(X-axis) Manual/Auto.

mm

700/680

900/880

1530/1520

Transverse travel(Y-axis) Manual/Auto.

mm

255/240

315/300

360/345

Vertical travel(Z-axis) Manual/Auto.

mm

320/300

380/360

630/610

Feed speed range -Longitudinal X

mm/min

23.5-1180

23.5-1180

16-800

-Cross Y

mm/min

23.5-1180

23.5-1180

5-250

-Vertical Z

mm/min

8-394

8-394

16-800

Rapid feed speed -Longitudinal X

mm/min

2300

2300

3000

-Cross Y

mm/min

2300

2300

1000

-Vertical Z

mm/min

770

770

3000

Max. swivel angle of worktable

°

±45°

±45°

±45°

Distance from worktable center to column guideway

mm

215-470

215-530

260-620

Distance from spindle axis to worktable surface

mm

30-350

30-410

10-640

Spindle speed range

rpm

30-1500

30-1500

45-1800

Spindle speed steps

steps

18

18

17

Spindle motor power

kw

7.5

11

15

Machine weight

kg

2650

3850

4600

Machine dimension(LxWxH)

mm

2294x1770x1665

2560x2130x1800

2250x3200x2100


Accessories:


Standard:

√ Draw bar 

√ Working lamp

√ Coolant system 

√ Central lubrication

√ Chip tray

√ Tools and tool-box

√ Operator manual

Optional:

★ 2/3-axis digital readout

★ Universal dividing head

★ Reducing sleeve

★ Clamping tools, assorted

★ Machine vise

★ Milling gears divide

★ Rotating table


Views of Universal Knee Mills


image001(001)(001).jpg

UM320

image003(001)(001).jpg

UM400

image004(001)(001).jpg

UM500

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