Pneumatic Fixtured Drills - Douwes International B.V.
Pneumatic Fixtured Drills - Douwes International B.V. Pneumatic Fixtured Drills - Douwes International B.V.
Self-Feed Drills 21LD-800 Series ■ .4 Horsepower ■ 130 lbs. Thrust (578 N) @ 90 PSI ■ 1-1/4” (32mm) & 2” (51mm) Stroke ■ Cycle completion signal 21LD-870 Series Automatic ■ Internal rear-head valves ■ Automatic retract ■ Manual start & retract ■ Remote start ■ 1” (25mm) stroke hydraulic dashpot standard Models Nominal Drilling Capacity Free Thrust @ 90PSI Standard Chuck Stroke Length Speed Capacity RPM Mild Steel Aluminum Wood 1 1/4” (32mm) 2” (51mm) in. mm in. mm in. mm lb. N in. mm Spindle Automatic 21LD-870 21LD-800 22000 – – 3/32 2.4 – – 130 578 5/32 4.0 #0 JT 21LD-871 21LD-801 4750 1/8 3.2 3/16 4.8 3/16 4.8 130 578 1/4 6.4 3/8”-24 21LD-872 21LD-802 3500 5/32 4.0 7/32 5.6 1/4 6.4 130 578 1/4 6.4 3/8”-24 21LD-873 21LD-803 2800 3/16 4.8 1/4 6.4 5/16 7.9 130 578 1/4 6.4 3/8”-24 21LD-875 21LD-805 900 1/4 6.4 1/4 6.4 1/2 12.7 130 578 1/4 6.4 3/8”-24 Specifications: Recommended Air Pressure: 90 PSI (6.2 bar) Air Inlet Size: 1/4” N.P.T. CFM Rating: 14 @ Free Speed Remote Control Ports: 1/8” N.P.T. Recommended Hose Size: 3/8” (9.5 mm) I.D. Offset (side-to-center): 7/8” (22.2 mm) Tool Weight (maximum): 5.6 lbs. (2.5 kg) Optional Chucks: page 26 Standard Equipment: The above models are supplied standard with a 1” stroke hydraulic dashpot, 1024850. See page 25 for more information. Extra Cost Accessories: Optional Outboard Dashpots: page 25 L - Bracket: 1021862 Aircraft Noses: page 31 Collet Type Chucks: page 26 Various 3-Jawed Chucks: page 27
21L Series Mounting Dimensions Designer’s full scale dimensional layouts available online at www.cooperpowertools.com. Overall Length Free Speed of Tool (RPM) Stroke Length “A” “B” 1 1/4” (32mm) 2” (51mm) in. mm in. mm in. mm in. mm 22000 11.50 292 12.13 308 1.92 49 0.62 16 4750 11.69 297 12.44 316 2.19 56 0.62 16 3500 11.69 297 12.44 316 2.19 56 0.62 16 2800 11.69 297 12.44 316 2.19 56 0.62 16 900 12.75 324 13.50 343 3.28 83 1.71 43
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- Page 7: Drill & Horsepower Data Drill Speed
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- Page 17 and 18: 21LH Series Mounting Dimensions Des
- Page 19 and 20: Mounting Dimensions Designer’s fu
- Page 21 and 22: 21LD Series Mounting Dimensions Des
- Page 23 and 24: 42LD Series Mounting Dimensions Des
- Page 25 and 26: Multiple Spindle Drill Head Collets
- Page 27 and 28: Self-Feed Tools Accessories Hydraul
- Page 29 and 30: Self-Feed Tools Accessories Industr
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- Page 41 and 42: Notes 39
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Self-Feed <strong>Drills</strong><br />
21LD-800 Series<br />
■ .4 Horsepower<br />
■ 130 lbs. Thrust (578 N) @ 90 PSI<br />
■ 1-1/4” (32mm) & 2” (51mm) Stroke<br />
■ Cycle completion signal<br />
21LD-870 Series Automatic<br />
■ Internal rear-head valves<br />
■ Automatic retract<br />
■ Manual start & retract<br />
■ Remote start<br />
■ 1” (25mm) stroke hydraulic dashpot standard<br />
Models<br />
Nominal Drilling Capacity<br />
Free<br />
Thrust @ 90PSI<br />
Standard Chuck<br />
Stroke Length<br />
Speed<br />
Capacity<br />
RPM Mild Steel Aluminum Wood<br />
1 1/4” (32mm) 2” (51mm)<br />
in. mm in. mm in. mm lb. N in. mm<br />
Spindle<br />
Automatic<br />
21LD-870 21LD-800 22000 – – 3/32 2.4 – – 130 578 5/32 4.0 #0 JT<br />
21LD-871 21LD-801 4750 1/8 3.2 3/16 4.8 3/16 4.8 130 578 1/4 6.4 3/8”-24<br />
21LD-872 21LD-802 3500 5/32 4.0 7/32 5.6 1/4 6.4 130 578 1/4 6.4 3/8”-24<br />
21LD-873 21LD-803 2800 3/16 4.8 1/4 6.4 5/16 7.9 130 578 1/4 6.4 3/8”-24<br />
21LD-875 21LD-805 900 1/4 6.4 1/4 6.4 1/2 12.7 130 578 1/4 6.4 3/8”-24<br />
Specifications:<br />
Recommended Air Pressure: 90 PSI (6.2 bar)<br />
Air Inlet Size:<br />
1/4” N.P.T.<br />
CFM Rating:<br />
14 @ Free Speed<br />
Remote Control Ports:<br />
1/8” N.P.T.<br />
Recommended Hose Size: 3/8” (9.5 mm) I.D.<br />
Offset (side-to-center):<br />
7/8” (22.2 mm)<br />
Tool Weight (maximum):<br />
5.6 lbs. (2.5 kg)<br />
Optional Chucks: page 26<br />
Standard Equipment: The above models are<br />
supplied standard with a 1” stroke hydraulic<br />
dashpot, 1024850. See page 25 for more<br />
information.<br />
Extra Cost Accessories:<br />
Optional Outboard Dashpots: page 25<br />
L - Bracket: 1021862<br />
Aircraft Noses: page 31<br />
Collet Type Chucks: page 26<br />
Various 3-Jawed Chucks: page 27
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