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Roll-grinding equipment (roll-grinding machines)

Engineering company ENCE GmbH (ЭНЦЕ ГмбХ) offers a wide range of auxiliary equipment for repairs and reconditioning of replacement and rapidly wearing parts to complete rolling mills, coiled steel hot dip galvanizing lines , steel strip colour and polymer coating lines, automatic steel strip pickling lines and sheet bending equipment.

Company ENCE GmbH (ЭНЦЕ ГмбХ) offers a wide array of automatic CNC roll-grinding machines for grinding of work and backup rolls of rolling mills (hot and cold rolling), rolls of colour and polymer coating line tempering mills, rollers, bottom drums and other cylindrical surfaces of the parts that are intensively operated in basic metallurgical production.

Completely automatic roll-grinding CNC-machines are designed for operation in heavy duty, moderate duty and low duty modes and ensure the following:

Completely automatic roll-grinding CNC-machines are designed for operation in heavy duty, moderate duty and low duty modes and ensure the following:

  • Excellent control of dimensional tolerances of the processed parts,
  • Strict compliance with machined surface quality requirements,
  • High reliability of roll-grinding equipment during operation,
  • Conformity of the machine machine design to the latest manufacturing requirements
  • Roll-grinding machine is equipped with modern instruments and user-friendly software.
Roll-grinding equipment

Technical characteristics of roll-grinding equipment offered by company ENCE GmbH (ЭНЦЕ ГмбХ):

  • Diameters of processed rolls up to 700 mm
  • Lengths of roll-grinding machine from 3000 up to 10000 mm
  • Weight of processed rolls and cylindrical parts up to 4500 kg
  • Roll rotation speed control system via frequency inverter
  • Servo drive is available
  • Can be completed with belt grinding machines with 7.5 kW and 11 kW power for more grinding capabilities
  • Belt tension- pneumatic
  • Belt dimensions 150 x 2500 mm
  • Can be optionally completed with steel tool holder
  • Can be optionally completed with edge grinding machine for printing rolls
  • Can be optionally completed with roll diameter automatic measurement
  • NC-equipped control panel
  • Roll-grinding equipment
  • Software ensures correction and calibration of motion and axes
  • Wet-grinding with filtration system is available
  • Dry-grinding with dust extraction is available
  • Roll-grinding machines are supplied in open-type as well as in closed-type designs
  • Corrosion resistant equipment is available at request
  • Can be optionally competed with automatic crane loading
  • Can be optionally competed with process control system software

Outstanding features of the roll-grinding machine offered by company ENCE GmbH (ЭНЦЕ ГмбХ):

  • Soft adjustment of longitudinal speed movement of work table by means of roll-grindingmachine hydraulic drive
  • Duplication of machine work table movement by means of hand wheel
  • Work table track has special nano-coating with hydrostatic feed lubrication
  • Apart from cylindrical surfaces design of roll-grinding machines allows to grind convex and concave surfaces including steering knuckles.
  • Roll-grinding equipment
  • Grinding head can be quickly moved by hydraulic drive in the directions of feed and return movement allowing for short-time automatic repeat mode as well as for manual control of incremental feed.
  • Grinding headspindle is fitted with a fluid-film bearing to enhance quality of operation.
  • Processed part is rotated by AC motor controlled by frequency converter to ensure soft adjustment of cylindrical part rotational speed.
  • Dressing device of grinding wheel is installed on tailstock
  • Cooling tank is equipped with magnetic separator and paper filter for removing all kinds of pollutants
  • Can be optionally completed with accessories including automatic device for measuring diameter, roundness, cylindricity of a processed part and allowing for error formation control, further data processing and printing of accumulated errors

Example of
roll-grinding machine for processing medium size cylindrical parts

Technical characteristics of roll-grinding machine:

Diameter of a grinded part, mm : 150-630
Max. length of grinded part, mm : 1000-4000
Max. size of cavern or crown of grinded part, mm : 1,5/1500
Wheel surface speed, m/s : 35/14
Spindle rotational speed, rpm : 890-448
Max. weight of grinded part, kg : 5000
Machine total power, kW : 27.6-31

Surface machining accuracy

Roundness, micron : 2
Crowning, mm : 0.03-0.06
Cylindricity, mm : 0.01
Surface roughness, micron : Ra 0.08

For more information about other metallurgical equipment offered by company ENCE GmbH (ЭНЦЕ ГмбХ) please visit our main web-page devoted to metallurgical equipment - or theme-based web sites of company ENCE GmbH (ЭНЦЕ ГмбХ) devoted to:

Company ENCE GmbH (ЭНЦЕ ГмбХ) through a wide network of representative offices in Russia (Moscow, , N. Tagil, Lipetsk, Cherepovets), in Ukraine (Kiev), Uzbekistan (Tashkentа), Kazakhstan (Almaty, Atyrau), as well as through service centers – ООО ИНТЕХ СА (LLC Intech SA) / Kiev/ Ukraine, ТОО ИНТЕХ СА (LLC Intech SA) / Almaty / Kazakhstan, ООО ИНТЕХ ГмбХ (LLC Intech GmbH) / Moscow / Russia и ООО ЭНЦЕ инжиниринг (ENCE engineering) / Moscow / Russia, is ready to supply turn-key equipment , to deliver it to the place of installation, to perform customs clearance of equipment to commission and start up the supplied equipment and to provide further after- sales services.

ENCE GmbH, Switzerland / ENCE gmbH, Schweiz / ЭНЦЕ ГмбХ, Швейцария © ENCE GmbH