Phone (800) 323-0972 for your nearest Clausing distributor
 

 

CB Series
Specifications

Center Distance & Dimensions

Standard Equipment

Spindle Bore & Speed Range

Optional Equipment

Clausing Large Swing Lathe Machine Profile Survey

 

Specifications

Capacity

Swing over bed:

45"

50"

60"

70"

Swing over long cross slide:

28"

33"

43"

53"

Center height over bed

22.5"

25"

30"

35"

Center height from floor

49.27"

51.77"

56.77"

61.11"

Center distance:

70" to 488"

Max. weight between centers:

14,300 lbs

Max. weight between centers with steady rest:

16,500 lbs

Max. unsupported weight in chuck:

6,600 lbs

Small closed steady rest capacity (optional):

1.18" to 15.75"

Large closed steady rest capacity (optional):

13.8" to 27.56"

Bed

Bed width:

28" with 2 bed ways

Bed Height from floor:

26.77"

Headstock

Spindle bore:

6" standard, up to 24.02" optional

Spindle nose:

A2-11 to A2-35

Spindle speed ranges:

4 auto-change variable speed

Spindle speeds:

4-1000 rpm (see spindle bore and speed range chart)

Spindle drive motor:

50/60 hp

Turret

Turret:

4-way HP350 auto H4

Number of tool stations:

4 Automatic

Tool shank cross section:

1.25"

Tool shank diameter:

2.5"

Travel

Cutting feed rate (in/rev):

X axis 0.00004-9.84, Z axis 0.00004-15.75

Rapid travel (in/min):

X axis 236.16", Z axis 314.88"

Ball screw diameter:

X axis 1.77", Z axis 3.15"

Tailstock  

Quill:

built-in type, rotating tailstock quill with 6MT taper

Quill diameter:

9.25"

Quill travel:

7.87"

Due to on going design improvements or customer requirements, 
design and specifications are subject to change without notice.

  
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Center Distance & Dimensions


Center Distance

70"

94"

133"

173"

212"

252"

291"

330"

370"

409"

448"

488"

Length A

195"

219"

258"

298"

337"

376"

416"

455"

495"

534"

573"

612"

Overall width B

121"

121"

121"

121"

121"

121"

121"

121"

121"

121"

121"

121"

Height C

120"

120"

120"

120"

120"

120"

120"

120"

120"

120"

120"

120"

Weight in lbs.

45" swing

33,880

35,640

39,160

42,680

46,200

49,720

53,240

56,760

56,760

63,800

67,320

70,840

50" swing

34,760

36,520

40,040

43,560

47,080

50,600

54,120

57,640

57,640

64,680

68,200

71,720

60" swing

36,520

38,280

41,800

45,320

48,840

52,360

55,880

59,400

59,400

66,440

69,960

73,480

70" swing

38,280

40,040

43,360

47,080

50,600

54,120

57,640

61,160

61,160

68,200

71,720

75,240

  
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Standard Equipment

  • Fanuc 18 T Control or Fanuc 21i T Teach-in Control with 10.4" screen

  • 50/60 hp Fanuc AC spindle drive motor

  • Electrical cabinet refrigerator 

  • Spindle oil cooling refrigerator

  • 4-speed range, auto-change, variable speed spindle drive

  • HP350 auto H4, 4-way tool turret 

  • Front and rear belt type chip conveyor with cart

  • Programmable hydraulic tailstock with rotating quill and hydraulic body movement

  • 1.77" X-axes ballscrew, 3.15" Z-axes ballscrew, one piece on 70" to 291" centers, 330" and longer centers, rack with linear scales

  • Steel ballscrew cover up to 160" and telescopic ballscrew cover on 200" and longer

  • 6 hp X and Z axis servo motor

  • Full guarding with interlock, 2 doors on 70 to 173" centers, 3 doors on 212" centers and longer

  • Halogen work light 

  • Coolant system

  • 3 hp hydraulic pump motor 

  • Auto lube 

  • 2 centers

  • Hardened and ground bed ways

  • Hardened and ground gears

  • Leveling screws and pads

  • Tools, toolbox, operation manual

  
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Spindle Bore & Speed Range

Spindle Bore Size

6.02"

9.05"

10.03"

12.51"

14.17"

16.14"

21.06"

24.02"

Spindle Nose

A2-11

A2-15

A2-15

A2-20

A2-20

A2-28

A2-28

A2-32

Front Spindle Bearing

7.87"

12"

14"

15"

16.12"

19.25"