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 :

 

TOS   (HOSTIVAR)

Heavy Duty Universal Cylindrical Grinder with retrofit PLC control

model       BUT 63 x 4000 SP

year         1965 / 1998 reconditioned ant PLC retrofit    Serial no 118xx/98

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Grinding Ø nominal (max.)                                                                 630   mm  (660 mm)

Height of centres                                                                                335   mm

Grinding length / Table travel                                          4.000 / 4.350   mm

Weight of workpiece, max. approx                                               2.500   kg

 

Cross travel of grinding slide                                                              420   mm

Hydr. quick feed cross travel                                                                80   mm

Feed travel (servomotor)                                                                   2 / 3   mm / Ø

Infeed amount of grinding slide per tablereturn                       0.01 – 0.1   mm / Ø

Grinding wheel head slide swivels                                                + / - 30   °

 

Grinding wheel Ø x width x bore                           750 x 100 (225) x 305   mm

Speed of the grinding spindle motor                                               1.460   rpm

 

Workpiece spindle stock / tailstock taper                                        MK 6  

Table speeds, infinitely variable                                             0,05 – 5 / 8   mm / min

Taper angle / table swivel up to                                                      + / - 3   °

 

Grinding spindle drive / workhead drive                                            18,5   kW

Total electrical load approx..                                  28 kW  -  400 V  -  50   Hz

Weight, approx.                                                                             15.000   kg

 

Accessories / Special Features :  

 

·        This machine was completely overhauled in 1998 and modernised with a SIEMENS S7-300 PLC control system. All motors were renewed and the workpiece drive as well as the grinding head infeed were equipped with servomotor drives. The entire electrical system and the important hydraulic elements were also renewed. A modern operating panel with push buttons and interface was fitted.

·        Automatic grinding cycles for longitudinal and plunge grinding. All grinding parameters are entered digitally on the SIEMENS OP 77A input panel; an electronic handwheel is integrated for the infeed axis.

·        MPM microprocessor grinding wheel balancing device AB300SM3.C with balancing head mounted on the flange and operating module BM240M attached to the control panel (retrofitted in 2019)

·        Infinitely variable speeds of the workpiece drive with digital display

·        Dressing device mounted on the tailstock

·        3 pieces open steadies

·        Sep. electric cabinet, sep. hydraulic unit, accessories, manuals

 

 

Condition :     Excellent – at the former owner, the machine was serviced twice annually !  Machine can                     soon be inspected under power.

Delivery    :     immediately, ex stock, FCA Metzingen
Payment   :     100 % Net, after conclusion of contract

Thank you for your interest.  We always have a good selection of grinders on stock.