Clausing 20" Floor Drill Press, 3-phase - 2277-1
Infinitely Variable Speed Countershaft Drive
Dial to the best RPM for the tool and material while the job is running, with a Clausing LOW/HIGH Variable Speed Drill Press.
- 150 to 2000 RPM... speeds to drill large holes, small holes to spot face, counterbore and ream.
- A flip of the switch changes from low range to high range, perfect for production applications with quick change tooling.
- Greater capacity, too, with Clausing LOW/HIGH, production rated 1-7/8" in cast iron, 7/8" in steel with optional power feed.
Handle more jobs... better, faster with a Clausing 20" LOW/HIGH drill press.
More features for superior performance:
- Heavy-duty precision head... all bearing surfaces are precision bored simultaneously for exact alignment. Eight ball bearings support the drive and spindle, lower spindle bearing has a double row to absorb both radial and thrust loads.
- 3 MT spindle... with 6-1/2" travel, 2-1/2" diameter quill and micrometer depth stop.
- 4" column with 1/2" thick wall for great rigidity, accuracy.
- Precision ground 22" x 19" oil trough table, handles large parts and fixtures.
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Motor |
A |
B |
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Low/High Infinitely Variable Speeds: 150-2000 rpm |
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2-speed, 3-phase, 220v* |
2276 |
2286-300 |
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2-speed, 3-phase, 440v* |
2277 |
2287-300 |
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Infinitely Variable Speeds: 200-1300 rpm |
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1.5 Hp, 3-ph, 1140 rpm |
2275 |
2285-300 |
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Infinitely Variable Speeds: 300-2000 rpm |
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1.5 Hp, 1-ph, 1725 rpm |
2272 |
2282-300 |
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1.5 Hp, 3-ph, 1725 rpm |
2274 |
2284-300 |
** Motor, 1-1/2-3/4 HP 1800/900 RPM, 60hz. SPECIFY VOLTAGE... When voltage is not specified, motor will be wired on lower voltage. Motors are ball bearing. 3-phase single speed motors are 208/220/440v, 60hz. Single-phase motors are capacitor-start, 115/230v, 60hz.
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Overall Dimensions |
Width |
Depth |
Height |
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Drill press A |
22" (559mm) |
36" (914mm) |
69" (1753mm) |
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Drill Press B |
20" (508mm) |
3.25" (870mm) |
51.625" (1311mm) |
Powerful Countershaft Drive
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Three V-belts and a cog belt transmit positive power to the spindle. Variable and spindle pulleys are cast iron, fully machined and balanced. Clausing’s heavy-duty drive delivers full power to spindle at all speeds. |
Specifications
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Capacity, hand feed
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Production rated, with optional power feed, 1.5 hp motor |
1.125" (28.6mm) in cast iron |
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Drill to center of circle |
20" (508mm) dia. |
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Spindle nose |
No. 3MT, 1.74" (44.2mm) OD |
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Spindle Travel |
6.5" (165mm) |
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Column |
ground steel, 4" (102mm) dia., |
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Quill (ground steel) |
2.5" (63.5mm) dia. |
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Quill return spring, capacity |
40 lbs (18kg) |
| TABLE, DRILL PRESS A
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Working surface |
22" x 19.5" (559 x 495mm) |
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Table slots |
two, 15.5" (394mm) long, for .5" (12.7mm) T-bolt |
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Table travel, one setting |
20" (508mm) |
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Spindle totable, maximum |
33.125" (841mm) |
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BASE, DRILL PRESS A
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Workingsurface, ground |
15.5" x 13" (394 x 330mm) |
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Base T-slots |
two, 13" (330mm) long, for .5" T-bolt |
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Spindle to Base, maximum |
43.375" (1102mm) |
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DRILL PRESS B
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Column bracket to center of spindle |
9.25" (235mm) |
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Column to center of spindle |
10" (254mm) |
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Spindle to table, max. distance |
25.437" (646mm) |
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Column length
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Min. center to center distance |
20" (508mm) |
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Motor ... NEMA Frame Sizes |
182 and 184 |
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Shipping weights, approximate, with motors
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Drill Press A |
630 lbs. (286kg) |
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Drill Press B |
390 lbs. (177kg) |
FURNISHED: No. 3 MT spindle; elevating mechanism; switch; belt guard; spindle guard. Motors and switches are installed and wired, ready to connect to power. Single phase motors have 8' three-wire cord and plug.
See all Clausing 20" Drill Presses
