661 Каталог HOFFMANN GROUP 2015 Инструмент режущий слесарный измерительный Стр.661

Каталог HOFFMANN GROUP 2015 Tools Инструменты Ver 46 Стр. 661 0661 ENG Lab2u

R Hm Four-jaw lathe chuck / geared scroll chuck Version Gear scroll drop-forged, balanced, and hardened. Flanks of scroll and of jaw serrations are ground. High concentricity. Supplied with 1 set 4 hardened inside jaws, stepped on the outside. 1 set 4 hardened outside jaws, stepped on the inside. 1 clamping wrench and fastening screws or studs depending on the chuck. Optional extras Spare and additional jaws see No. 314100 - 315300. Swarf protection see No. 312800. With recessed mount Standard DIN 6350 - Form A - Cushman system. Version 31 2500- Drop-forged, resulting in a long working life and suitability for high speed machines. Material 31 2000- Cast iron 31 2500- Steel Application For spindle noses with thread to DIN 800. The chuck is fitted to a flange from the rear by means of screws and the flange is then mounted on the lathe spindle. The flange blanks (see No. 317000) must always be adapted first to the machine and then to the lathe chuck. 31 2000j25 ( ) Recessed mount to DIN 6350 / 6351 (fastening screw from rear) External 0 A 31 2000 s 31 2500 Four-jaw lathe chuck recessed mount Aper- ture Height without Height with Recess 0 Recess depth Chuck key Weight Maximum speed E jaws H, jaws h2 B C square K 31 2000 31 2500 mm Cast iron Steel mm kg rpm rpm 80 19 39.5 53.5 56 3 6 1.3 - 7000 100 20 50 68 70 3 8 2.9 4500 6300 125 32 56 78.5 95 4 9 4.5 4000 5500 160 42 65 91 125 4 10 8.2 3600 4600 200 55 73.5 106 160 4 11 14.6 3000 4000 250 76 82 122 200 5 12 25.7 2500 3000 315 103 95 141 260 5 14 44.2 2000 2300 Colour code for accessories With short taper mount Standard DIN 55027 Version Drop-forged, resulting in a long working life and suitability for high speed machines. Material Steel Application For spindle noses DIN 55027 with studs and collar nuts. The chuck is always fitted to the spindle nose directly without an intermediate flange. Note DIN 55027 and international standard ISO 702/111 are identical to DIN 55022 (old standard). External 0 A/taper s 312700 Four-jaw lathe chuck steel short taper mount Aperture E Height without jaws H, Height with jaws h2 Centring taper 0 B Number x size of studs Chuck key square K Weight Maximum speed mm DIN 55027 mm kg rpm 125/4 32 69 93 63.525 3XM10 9 5.5 5500 160/4 42 66 92 63.525 3xM10 10 8.5 4600 160/5 42 66 92 82.575 4xM10 10 8.5 4600 200/5 55 74.5 107 82.575 4xM10 11 15.5 4000 200/6 55 74.5 107 106.39 4xM12 11 15.5 4000 250/6 76 83 124 106.39 4xM12 12 30 3000 250/8 76 83 124 139.735 4xM16 12 30 3000 Colour code for accessories to DIN 55027 (stud and collar nut). Swarf protection Suitable for Lathe chucks No. 310100 - 310750 and 312000 - 31 2700. Application For insertion into jaw slides. Prevents ingress of swarf into chuck body. ( ) Jaws (2) Swarf protection For chuck type mm 80 100 125 160 200 250 315 500 “51 Swarf protection 3 I ZOUU piece Length x width mm 12X12 17X14 19X18 23X18 21X20 27X24 35X34 41X42 Also suitable for chuck type mm - 140 350/400 630 Colour code Geared scroll chucks and jaws Main catalogue Hoffmann Group 46 661