VERTICAL MACHINING CENTERS (VMC)
BMV 70 (Astra)
CNC Vertical Machining Centers
Technology : Fixed-column VMC
Product Brief
  • The CE marked Vajra stands true to international standards. 
  • The CE marked Astra stands true to international standards. 
  • The rigid structure of the Astra has been created specially for your long run with profits. 
  • The optimally designed Astra is your best choice for cost effective machining.

Overview

  • Brand Story 

    *Content Awaited*

  • Unique Selling Features 
    • The arm type tool magazine uses variable pocket coding. 
    • Linear motion guide ways, variable speed AC spindle drives 
    • CNC system with digital drive are some useful features of this BMV series vertical machining center

Features

  • Standard Feature 
    • Ac servo drives
    • AC variable speed spindle motor
    • Hardened and ground ball screws
    • Feedback through absolute encoder
    • Automatic tool clamping - unclamping
    • ​Centralized automatic lubrication
    • Spindle taper air blow
    • Telescopic covers with wipers
    • Full machine guard
    • Manual pulse generator
    • RS232 serial / USB interface
    • Levelling pads
    • Maintenance tool kit

    MACHINE OPTIONS

    • Coolant gun
    • Air gun
    • 3 Tier lamp
    • Ring coolant around spindle 
    • Rigid tapping*
    • AC for electrical cabinet
    • Front chip disposal
    • Hydraulic counterbalance with Siemens/Mitsubishi controllers
  • Optional Feature 

    SPINDLE OPTIONS

    • Higher spindle rpm with chiller unit
    • Higher spindle power

    ATC OPTIONS

    • 30 Tools automatic tool changer
    • 40 Tools automatic tool changer

    MACHINE OPTIONS

    • Air nozzle
    • Automatic front door
    • Edge finder
    • Rear chip disposal
    • Chip conveyor in lieu of coolant tank with chip tray
    • 2 /3 axis with linear glass scale feedback
    • Chain type automatic pallet changer with twin pallets
    • 16 / 25 / 40 bar coolant through spindle
    • Provision for 4th and 5th axis rotary table
    • 4th axis rotary table
    • Voltage stabilizer
    • Ultra isolation transformer
    • Increased day light area through coloumn raiser block
    • Half machine guard with base mounted pendant
    • Spindle mounted probe
    • Table mounted probe
    • Hard part probing (Fanuc, Siemens, Mitsubishi)

Specifications

  • CAPACITY 
    Specification Unit BMV 70 (Astra) BMV 70+TC24 BMV 70+TC20
    Table longitudinal travel (X - Axis) mm 1600 1600 1600
    Table cross travel (Y - Axis) mm 910 910 910
    Headstock travel (Z - Axis) mm 810 810 810
    Spindle nose face to table top mm 150 - 960 150 - 960 150 - 960
    Increased daylight area with column height block (Optional) mm 530 - 1340 530 - 1340 530 - 1340
    Distance from Floor to table mm 1150 1150 1150
    Spindle center - column front distance mm 825 825 825
  • TABLE 
    Specification Unit BMV 70 (Astra) BMV 70+TC24 BMV 70+TC20
    Table size mm 1700 x 710 1700 x 710 1700 x 710
    T - Slot (No. / Size / Pitch) mm 5/18/125 5/18/125 5/18/125
    Max. Load on table Std. Kg 2000 2000 2000
  • SPINDLE & AXIS 
    Specification Unit BMV 70 (Astra) BMV 70+TC24 BMV 70+TC20
    Spindle taper - BT-40 BT-40 BT-50
    Spindle speed - Std. rpm 6000 6000 6000
    Spindle speed - Opt.1 rpm 8000 8000 8000
    Spindle speed - Opt.2 rpm 10000 10000 NA
    Spindle speed - Opt.3 rpm 15000 (motorized) 15000 (motorized) NA
  • SPINDLE POWER -STD 
    Specification Unit BMV 70 (Astra) BMV 70+TC24 BMV 70+TC20
    Fanuc / Mitsubishi, Cont./30 min. rating kW 11/15 11/15 11/15
    Siemens, cont./ S6-40% rating kW 12/18 12/18 12/18
  • SPINDLE POWER - OPT(High power) 
    Specification Unit BMV 70 (Astra) BMV 70+TC24 BMV 70+TC20
    Fanuc / Mitsubishi, Cont./30 min. Rating kW 15/18.5 15/18.5 15/18.5
    Siemens, cont./ S6-40% rating kW 15/22.5 15/22.5 15/22.5
    Rapid traverse - X/Y/Z - Std. m / min 15 15 15
    Feed rate mm / min 1 - 10,000 1 - 10,000 1 - 10,000
  • AUTOMATIC TOOL CHANGER 
    Specification Unit BMV 70 (Astra) BMV 70+TC24 BMV 70+TC20
    Tool change system - NIL Twin Arm  Twin Arm 
    Tool storage capacity - Std. / Opt. Nos. - 24 20
    Pull Stud - MAS 403-P40T-I MAS 403-P40T-I MAS 403-P50T-I
    Max. Tool dia with all pockets full mm   140 220
    Max. Tool length mm   250 250
    Max. Tool weight kgs   8 15
    Tool to tool time sec.   2.5 4.8
  • AUTOMATIC PALLET CHANGER 
    Specification Unit BMV 70 (Astra) BMV 70+TC24 BMV 70+TC20
    Type of APC -   Chain type Chain type
    Number of pallets Nos. NA 1400 x 630 1400 x 630
    Maximum safe load per pallet Kgs NA 1200 1200
  • INSTALLATION DATA 
    Specification Unit BMV 70 (Astra) BMV 70+TC24 BMV 70+TC20
    Floor Space (L x B) mm x mm 4300 x 3400 4300 x 3400 4300 x 3400
    Machine height (H) mm  4000 4000 4000
    Basic machine weight kgs 14500 14800 15100
    Total connected load (Basic standard machine) kVA 40 43 42
    Total connected load (Basic standard machine with High Power spindle) kVA 50 53 52
 
Applications
  • Con rod
  • Cylinder Block
  • Globe value body
  • Tractor Hsg
  • Con rod
  • Cylinder Block
  • Globe value body
  • Tractor Hsg
 
Case Study
 
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