Stationary_Workholding_EN_2023

PTH-N/PTH-L/PTH-F

Hydraulic version

PTH-N: Normal stroke PTH-L: Long stroke PTH-F: One fixed Jaw

Pneumatic open / close control (stroke control) master jaws valve

PROTECTED HYDRAULIC TWIN VISE

Application/customer benefits • Compact design • Master jaws guide protected against swarf and chips • Highest repeatability • Highest rigidity

• Linear pressure adjustment Technical features • Housing and functional parts hardened for high precision and long life • Ready for air purge • Ready for central grease lubrication • Master jaws with both Tongue & Groove and fine serration 1.5 mm x 60° • OD and ID clamping • Pneumatic open / close control (stroke control) master jaws valve (optional) • Air sensing • Lubrication with SMW-AUTOBLOK K67 grease • Stroke control via proximity switches (optional) on all types and sizes except 100 PTH-F • 100 PTH-F: Only one stroke control via proximity switch for full closed vise Standard equipment Self-centering vise without top jaws All bolts and centering bushings included



s

a l e

m a i

Gripping force diagrams

E1

60 PTH-N

100

125

160

200

C

=°=

M3

45

30

STANDARD MOUNTING ALTERNATIVE

M7

15

ØD1 ØD4

ØD1

0

0 5 1015202530354045505560

Pressure (bar)

M5

M9

E1

R1

J2

60 PTH-L

100

125

160

200

250

=°= =°= =°= =°=

U

J1

R max

J n

o

R2

45

=°=

30

15

F

STANDARD MOUNTING

G

0

0 5 1015202530354045505560

=°=

ØD1

ØD1

Pressure (bar)

M11

ØD2

a

g

=°=

60 PTH-F

100

125

160

200

45

A

30

15

0

d (UNI-ISO 9401)

A

A

0 5 1015202530354045505560

=°=

Pressure (bar)

Subject to technical changes.

182 SMW-AUTOBLOK

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