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SF Shaft processing chuck
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SF Shaft processing chuck

positioning by central hole at axial direction.

Fixed tip can guarantee highest concentricity.

Drive pin is driven by piston 2 of double piston cylinder,Jacking into work piece end face (piston 1 is used for chuck drive).

End face drive clamping/ the loose position can be monitored through proximityswitch/LPS.

The highest accuracy - without adjustment.

The tip can be customized according to the size of the work piece during ordering.
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SF type end face driven fixed tip shafting processing chuck
(end face drive shall be designed and manufactured according to the work piece)


positioning by central hole at axial direction

Fixed tip can guarantee highest concentricity

Drive pin is driven by piston 2 of double piston cylinder,Jacking into work piece end face (piston 1 is used for chuck drive)

End face drive clamping/ the loose position can be monitored through proximityswitch/LPS

The highest accuracy - without adjustment

The tip can be customized according to the size of the work piece during ordering




Shaft Processing Chuck With Fixed Tip End Face Driving

Double Piston Oil Cylinder Drive Model: RDN

Center Tip Positioning At Axial Direction

Center Tip Positioning At Axial Direction




SF Type End Face Driven Spring Tip
(end face drive shall be designed and manufactured according to the work piece)


Positioning by end face at axial direction

The work piece is pushed to drive pin and spring tip by tailstock thrust Drive pin jacking into the work piece end face

Keep the position of spring tip and work piece shaft through a special built-in locking mechanism

Highest accuracy - without adjustment

The tip can be customized according to the size of the work piece during ordering




End Face Driven Spring Tip For Shaft Processing Of Chuck

RS-N Large Stroke Oil Cylinder


Positioning By Work Piece End Face At Axial Direction

Positioning By Work Piece End Face At Axial Direction



Performance parameters

BDF-AUTOCHACK Model
SF-215 SF-260 SF-325 SF-460
Installation form
A06 A06 A08 A08 A11 A11 A15
Chuck outer diameter A 220 260 325 460
Chuck height B 176 235 213 285 251 344 309

C 230 270 335 470

D 106.375 106.375 139.719 139.719 196.869 196.869 285.775

E 133.4 133.4 171.4 171.4 235 235 330.2

G M34X1.5 M33x1.5 M45x1.5 M85x2

G1 M12 M16 M16 M56

G2 M12 M12 M16 M16 M20 M20 M24

G3 M10 M12 M12 M16

H 42 54 70 110
pull rod drive distance
minimum/maximum
L 55/40 96.5/81.5 121.5/106.5 106/91 140/125 119/104 154/139
pull rod drive distance
minimum/maximum
M 44M 96.5/26.5 121.5/51.5 106/26.8 140/60.8 119/24.4 154/56.5

N 30 42 42 42

P 15.5 18 21 24 26 26 34

R 30 45 50 50

S 15 16.5 16.5 56.5

U 10 15 15 15
Axial movement/chuck body Z 40 53 58 68
Width*depth a 16*3 18*4 18*4 22*4

b 32 36 45 52

c 35 40 40 50

d 56.5 75 96.5 150.5

e 4 4 4 4

f 10 12 12 16
Max. claw stroke (diameter) mm 5.3 5.8 7.6 9
Highest rotating speed r.p.m 3000 2500 2000 1500
The biggest push & pull force KN 30 50 75 100
Maximum clamping force KN 60 100 150 200
Weight KG 40 75 70 140 127 364 336

The above data are the standard parameters, personalized customized solutions can be provided according to customer's requirement.


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   +86-0519-81296887

    +86 18261176888 Mr Sun

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