Page 1240 - Benma | Blue book 5.0

Setting screw jacks Tel. +41 44 736 63 63 • Fax +41 44 736 63 00 • sales@brw.ch
257480 Atlas screw jack AMF
No. 6430, made of tempered steel lacquered, with counter nut, hexagonal head and centring hole
12 mm, head diameter 50 mm, trapezoid thread.
Designs:
Size 140...Size 200: Clamping slot 18 mm
Size 320...Size 550: Clamping slot 22 mm
Appropriate accessories:
257560 Pads and suports AMF
Usable with:
257380 Screw jack AMF
Order ID Size H-H1 Dimensions f max.
mm mm kN
257480.0100 140 100...140 75 x 110 60
257480.0200 200 140...200 75 x 110 60
257480.0300 320 200...320 90 x 160 40
257480.0400 550 320...550 90 x 160 25
257500 Height setting screw jack AMF
No. 6415, made of tempered steel, with 12 mm centring hole, a pressed-in plain bearing bush
prevents the workpiece from turning.
Application
Aligning screw blocks are attached to large screw blocks for fine height adjustment, specifically
with the centring attachment. Besides other attachments, use with cylindrical pins is possible.
Appropriate accessories:
257560.0300 Attachment AMF 6442 Centring plate
Scope of supply: Each 1 cylindrical pin DIN 6325, dia. 12x50, 12x80.
Order ID Size H-H1 Ø f max.
mm mm kN
257500.0100 75 55...75 50 30
257500.0200 115 75...115 50 30
257540 Wedge block height wedge AMF
AMF 6460, tempered from cast iron and steel, burnished, wedge surfaces ground.
Application
This especially stable height wedge can slightly move workpieces of some tonnes. In processing,
pressures up to 10 t are permissible. The ground wedge surfaces permit a quiet, sensitive move-
ment, more precise than 0.01 mm, optionally with a knurled thumb screw or a hexagonal key.
Order ID Size H-H1 Footprint f max. Lift / Spindle revolution
mm mm kN mm
257540.0100 63 50...63 63 40 0.86
257540.0200 125 100...125 125x115 100 1.16
257540.0300 190 170...190 175x145 250 2.02
257560 Pads and suports AMF
Tempered steel, burnished.
Application
For all AMF screw blocks with a 12 mm centring bore.
Designs: 6440 6441
6440:
Ball-pad, crowned surface with R50.
6441:
Vee-pad with v-block 120°.
6442:
Centering-pad as a connection between the aligning screw block and all screw blocks AMF.
6443 / 1:
Locating-pad to hold forked clamping iron securely, slot width 14-22 mm. 6442 6443
6443 / 2:
Locating-pad to hold forked clamping iron securely, slot width 26-43 mm.
6445:
Support with pivotable ball. Suitable for support and adjustment.
Order ID No. AMF Size Ø Retaining pin Height from the support plate Peg length
mm mm mm mm
257560.0100 6440 100 37 - 10 8 6445
257560.0200 6441 200 45 - 15 8
257560.0300 6442 300 45 - 8 8
257560.0400 6443 / 1 400 63 14 32 8
257560.0500 6443 / 2 500 78 25 45 8
257560.0600 6445 600 45 - 25 8

Brütsch/Rüegger Tools Ltd. • Heinrich Stutz-Strasse 20 • P.O. Box • CH-8902 Urdorf • www.brw.ch 1231