Deephole Boring Machine

SIG B 30 /16

core drilling diameter max. 50 mm
bore depth 2000 mm
swing diameter mm
Ljdpfxst Hwuco Af Sehr
drilling capacity diameter max. 110 mm
total power requirement 30 kW
weight of the machine ca. 10 t
Drilling Ø, approx. 2 - 50 mm
Boring Ø, approx. 100 mm
Drilling depth, max. (see stroke / mounting length) 1,600 - 2,000 mm
Stroke of drilling slide, approx. 4,000 mm
Distance between the two spindle heads 5,000 mm
Height of centres above guideways 350 / 450 mm

Drilling feed of drilling slide, infinitely variable 20 - 200 mm/min
Quick feed of drilling slide 2,500 mm/min
Spindle speeds via belt disks 260 - 650 / 650 - 1,625 rpm

Workspindle drive 24 kW
Drive of coolant pumps 1 x 7.5/15 kW and 1 x 15/28 kW
Total electrical load, approx. 60 kW - 380 V - 50 Hz
Total length of machine / guideways 7,500 / 5,000 mm
Weight, approx. 10,000 kg

Accessories / Special Features
* Machine consists of the following elements:
Main spindle on the left-hand side, followed by the coolant oil supply device. Table group, driven by ball screw
spindle. Coolant oil supply device with elevated height of centres. At the end is a headstock, Type B 16, with
drive motor approx. 7.5 kW, n = 900/2400 and 2400/6000. Large coolant device with filter unit. Large selection
of accessories and drilling tools with Ø up to 100 mm.
* Machine is suitable for working with a rotating workpiece together with a fixed drilling tool (ELB and BTA Process), as well as for a fixed workpiece and a rotating drilling tool. It can work with internal oil feed (Elb) or with external oil feed (BTA).
* Complete oil coolant unit with tank and filter and two SIG high pressure pumps. Number of litres can be set: 17 / 40 / 120 or 220 / 500 litres per minute. Capacity approx. 2,500 l.
* Feed of main slide is via ball screw spindle and infinitely variable DC motor. Mounted on the main slide is at present a table, approx. 800 x 800 mm, cross-adjustable approx. 500 mm, and suitable for holding cubic and cylindrical workpieces. Electric control via cam rail, approx. 2,500 mm long. End switch for quick feed, feed and return.
* 2 closed 3-point steady rests.
* FORKHARDT 3-Jaw Chuck, manually operated, Ø approx. 315 mm.
* Modernized control panel with speed display, feed setting and display, display for kW, switch for feed, quick feed, right/left, etc.
* 2 separate switch cabinets, separate coolant oil display device, bushes, reducers, clamping helps and lots of other accessories.

This is a very valuable machine because of all the accessories!