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Series A Drills
Geared-drive Round-column Drills
with Mechanical Clutch Automatic Feed Control |
|
Model Descriptions
|
|
Model |
Drilling
capacity in steel |
Type of feed |
| A-35 |
1.38" |
Mechanical
Clutch Automatic Feed Control |
| A-40 |
1.57" |
Mechanical
Clutch Automatic Feed Control |
| A-45 |
1.77" |
Mechanical
Clutch Automatic Feed Control |
| A-50 |
1.97" |
Mechanical
Clutch Automatic Feed Control |
| |
| Overview |
|
The A series of Industrial Drilling
Machines are capable of handling heavier workpieces with a wide
range of drilling and tapping capacities. Designed for easy
operation with a mechanical clutch for precise automatic feed
control that can be activated from the feed crank handle or by the
lever on the front of machine head. |
|
Standard features and equipment |
-
Drilling capacity in steel: 1.97"
maximum
-
Drilling capacity in cast iron:
2.36" maximum
-
Tapping capacity in steel: 1.42"
maximum
-
Tapping capacity in cast iron: 1.65"
maximum
-
Automatic feed reversing system for
tapping on “RS” models
-
Automatic feed and cut-off by
mechanical clutch
-
Hardened and ground high quality
steel gears
-
Speed plate and selecting levers on
front of head
|
-
Gear box lubrication by automatic
pump
-
Machine base with 2 T-slots, coolant
tank and pump
-
Large rotating table with 3 T-slots
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Feed crank wheel for manual feed
-
Front hand wheel for fine feed work
-
Depth scale and adjustable depth
stop
-
Automatic tool ejector
-
Work Light
-
Built-in low voltage electrical
equipment in machine head
-
Emergency STOP
-
Drill guard with microswitch
Built-in low voltage
electrics and automatic
tool ejection system lever |
|
Optional equipment |
-
Rotating table and tilting support
-
Automatic pitch control tapping with
single speed brake motor
-
Automatic pitch control tapping with
pneumatic rapid approach
-
Master guide spindle and nut set for
automatic pitch control tapping
-
50% lower feed range
-
Mechanical spotface device
-
Pneumatic counterbalance
-
Multi-spindle head guide rod
|
-
Union, dragging cone and assembly
for multi-spindle head
-
Multi-spindle head guide rod
-
START-STOP and emergency STOP
pendent control
-
8" column riser
-
Cross slide table
-
Cycle start foot pedal
-
Foot pedal for reversing
-
Worklight with magnetic base
-
Coolant system with independent
container
|
|
Capacities, Specifications and Dimensions |
|
Standard Models
|
A-35
|
A-40
|
A-45
|
A-50
|
|
Auto feed reversing for
tapping Models |
A-35RS
|
A-40RS
|
A-45RS
|
A-50RS
|
|
Capacities:
|
|
Maximum drilling capacity in
steel |
1.38" |
1.57" |
1.77" |
1.97" |
|
Maximum drilling capacity in
cast iron |
1.77" |
2.17" |
2.17" |
2.36" |
|
Maximum tapping capacity in
steel |
1" |
1.3" |
1.3" |
1.42" |
|
Maximum tapping capacity in
cast iron |
1.3" |
1.57" |
1.57" |
1.65" |
|
Specifications:
|
|
Spindle taper
|
4MT |
4MT |
4MT |
4MT |
|
Quill diameter
|
2.95" |
3.46" |
3.46" |
3.46" |
|
Spindle travel (drilling
depth) |
7.87" |
7.87" |
7.87" |
9.06" |
|
Main motor power
|
2Hp |
3Hp |
3Hp |
4Hp |
|
Coolant pump motor power
|
.1Hp |
.1Hp |
.1Hp |
.1Hp |
|
Number of speeds (see speed
charts) |
9 |
9 |
9 |
9 |
|
Number of automatic feeds
|
3 |
4 |
4 |
4 |
|
Auto feed range (in./rev.)
|
.039/.079/.118
|
.039/.079/.118/.157
|
|
Dimensions and Weights
|
|
Height (A)
|
81.2" |
92.4" |
92.4" |
97.4" |
|
Base: length x width (B)
|
31.5" x 18.5"
|
31.9" x 21.3"
|
31.9" x 21.3"
|
33.9" x 21.7"
|
|
Base to spindle (C)
|
47.24" |
49.61" |
49.61" |
51.18" |
|
Spindle center to column (D)
|
14.57" |
15.16" |
15.16" |
14.57" |
|
Spindle to Table (E)
|
|
|
|
|
|
Minimum |
4.72" |
5.51" |
5.12" |
5.91" |
|
Maximum
|
30.71" |
30.71" |
30.31" |
30.71" |
|
Worktable: length x width
(F) |
18.9" x 22.1"
|
18.9" x 22.1"
|
20.5" x 24.4"
|
20.5" x 24.4"
|
|
Base height (G)
|
4.72" |
5.31" |
5.31" |
5.71" |
|
Column diameter (H)
|
6.3" |
7.09" |
7.09" |
7.87" |
|
Net weight
|
1,080 lbs
|
1.345 lbs
|
1,411 lbs
|
1,565 lbs
|
|
Shipping weight
|
1,257 lbs
|
1,532 lbs
|
1,598 lbs
|
1,725 lbs
|
|
Shipping dimension (length x
width x height) |
28" x
40" x 95" |
28" x
48" x 103" |
28" x
48" x 103" |
28" x
48" x 103" |
|
|
 |
Standard motor: 1800 rpm
|
Model |
Spindle speeds (rpm)
|
|
A-35 |
95-135-190-267-380-534-750-1065-1500 |
|
A-40/45 |
73-103-149-232-325-472-695-976-1415 |
|
A-50 |
66-91-133-206-288-418-617-856-1255 |
Optional spindle motors
|
Model |
Motor |
Speed range
|
|
A-35 |
1200 rpm |
63-1000 rpm |
|
A-35 |
3600 rpm |
250-3480 rpm |
|
A-35 |
900/1800 rpm |
63-1000 rpm |
|
A-35 |
1800-3600 rpm
|
63-1000 rpm |
|
A-40/45 |
1200 rpm |
48-920 rpm |
|
A-40/45 |
3600 rpm |
145-2800 rpm |
|
A-40/45 |
900/1800 rpm |
37-1400 rpm |
|
A-40/45 |
1800-3600 rpm
|
73-2800 rpm |
|
A-50 |
1200 rpm |
42-815 rpm |
|
A-50 |
3600 rpm |
130-2500 rpm |
|
A-50 |
900/1800 rpm |
32-1250 rpm |
|
A-50 |
1800-3600 rpm
|
65-2500 rpm |
|
|
Standard Fixed and Oversized Table
Models
|
Model
|
Description
|
|
1A-35 |
29" with Fixed Table
|
|
1A-35RS |
29" with Fixed Table and
Tapping |
|
1A-40 |
30.3" with Fixed Table
|
|
1A-40RS |
30.3" with Fixed Table and
Tapping |
|
1A-35-G |
29" with Oversized Table &
Rotating Head |
|
1A-35-GRS
|
29" with Oversized Table,
Rotating Head and Tapping
|
|
1A-40-G |
30.3" with Oversized Table &
Rotating Head |
|
1A-40-GRS
|
30.3" with Oversized Table,
Rotating Head and Tapping
|
“RS” models are equipped with automatic
feed reversing system for tapping. |
|
|
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