Q U O T A T I O N

 

We are pleased to offer you ex our stock, subject to prior sale and error in technical data :

 

S I E L E M A N N                        (Germany)     

Hydraulic Rotary Table Internal and Face Grinding Machine

with two grinding heads and with horizontal workpiece clamping

Model  RFsB 100                                                    

Year 1969 / fully reconditioned by the manufacturer  in 1990

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Max workpiece Ø                                                                                                                 1,000                                                                                                          mm

Max. height of workpiece, approx.                                                                                                           400                                                                                                          mm

Mounting height under grinding spindles approx.                                                                                                           500                                                                                                           mm

Grindable Bore Ø, approx.                                                               50 – 900                                                                                                     mm

Max. Workpiece weight approx..                                                                                                           900                                                                                                             kg

Distance between Table bore and column                                                                                                        1.150                                                                                                           mm

 

Table Ø / Face plate Ø, approx.                                                                                                        1,000                                                                                                           mm

Table speeds, hydraulic, infinitely variable, right/left                         5 – 60                                                                                                       rpm

Table/workpiece infeed, 5 steps                                               0.0025 – 0.025                                                                                       mm/stroke

Table stroke approx.                                                                                                            500                                                                                                           mm

Distance between grinding spindle and machine body                                                                                                           600                                                                                                           mm

Surface Grinding Head Ø (Segmented wheel)                                                                                                           450                                                                                                           mm

 

Grinding slides stroke, max.                                                                                                           500                                                                                                           mm

Grinding slide speeds, infinitely variable                                         0.2 – 1                                                                                                        m/m

Max. Internal Grinding spindle Ø                                                                                                    140/100                                                                                                           mm

Grinding cup wheel Ø, up to approx.                                                                                                           200                                                                                                           mm

 

Motor for Surface Grinding 15 kW / Motor for Internal Grinding Spindle 5,5 kW

Total electrical load, approx.                                       30 kW  -  380 V  -  50                                                                                                         Hz

Weight, approx.                                                                                                      18,000                                                                                                             kg

 

Accessories / Special Features

·     The rotary table carries the workpiece and is also actuating the automatic grinding infeed

·     The relevant Grinding head can be swivelled in by turning the Column (hydraulic lift) so the

workpieces can be ground in one setting with exact angles.

·     Built-on magnetic face plate, Ø approx. 1,000 mm, with 5 T-slots and stepless adjustment for the magnetism

·     Automatic workpiece infeed, with automatic depth stop.

·            Separate Height adjustment of internal grinding head, Grinding spindle Ø 100 mm.

·                Dressing devices mounted on each grinding head, Separate Switch Cabinet and hydraulic unit,

·                No Coolant Device available

 

 

This machine is ideal for grinding bulky and heavy workpieces like housings, gears (!) bearing rings, cylindrical knives, etc.

 

Condition:  Good.  Machine can be inspected soon under power

Delivery   :  Ex stock as inspected.                 Payment  :  Net, after conclusion of contract.

 

Thank you for your interest.

We have always a good selection of grinders on stock.  Please let us know your requirements.