VERTICAL MACHINING CENTERS (VMC)
Dhruva HE Series
Drilling and Milling Made Easy
Technology : High-speed VMC
Product Brief
  • We now present to you Dhruva HE, the brightest star among our products.
    Dhruva, the machine has worked for hundreds of satisfied customers over the years & helped them achieve greater results.
  • Dhruva machines are flexible to suit diverse customer requirements.
    Dhruva HE perfectly aligns with your requirements, offering the right combination of precision with quality, productivity, performance with reliability, and flexibility.

Overview

  • Brand Story 

    Dhruva / HSTC 3050 : Dhruva or the Pole Star is the brightest star in the Earth’s orbit and is one of the most prominent. Dhruva is also the name of an ancient Indian King who attained the throne at the age of six and ruled his kingdom productively & justly for decades. He attained the position of becoming the Pole Star by virtue of a boon given by Lord Brahma, part of the Holy Trinity among Indian Gods. Similarly the BFW HSTC 3050 is worthy of its name on account of its meeting its customers’ requirements with the right combination of precision with quality, productivity, performance with reliability, and flexibility with accuracy. Dhruva / HSTC 3050 embodies the Dhruva (the Pole star) for it truly stands­out and shines on your shop floor.

  • Unique Selling Features 
    • Drilling & Milling Made Easy
    • High speed positioning
    • Faster spindle orientation
    • Faster fixed cycle
    • Various table options : Fixed table, Rotary table, Tilting rotary table

Features

  • Standard Feature 
    • LM guide-ways for all axes
    • Precise ball-screws for all axes
    • Centralised oil lubrication system
    • absolute encoder feedback  for all axes
    • Air blast for spindle taper cleaning
    • Electronic counter balance for vertical axes
    • Tool clamping through disc springs and de-clamp by lever
    • Basic coolant system with bed wash and flood coolant
    • Coolant Tank
    • Operator door safty interloak
    • 3 - tier signal tower lamp
    • Machine lamp
    • Coolant gun
    • Covers and wipers for guide way protection
  • Optional Feature 
    • Height block; 150 mm & 250 mm
    • Provision for 4th & 5th axes
    • Rotary twin automatic pallet changer, 550 x 390, safeload capacity 120 kg, change time 8 sec
    • Chip conveyor & drum filtration
    • High pressure coolant through spindle (16 bar/ 40 bar )with suitable filtration
    • Oil skimmer
    • Automatic front door
    • Toll breakage sensor
    • Interfacing for robot loading
    • Linear scale integrated LM guide-ways
    • Thermal compensation sensors for all linear axes
    • Measuring probe

Specifications

  • TRAVERSE 
    Specification Unit 3050 HE 3070 HE 4050 HE 4070 HE
    Long/ Trans./ Ver. -X/Y/Z mm 500/ 400/ 350 500/ 400/ 350 500/ 400/ 310 700/ 400/ 310
    Spindle nose to table top
    min./ max.
    mm 150/ 500 150/ 500 150/ 460 150/ 460
    Spindle nose to column front mm 400 400 400 400
    Table height from floor mm 900 900 900 900
    Rapid traverse X/ Y/ Z mm 48/ 48/ 36 48/ 48/ 36 48/ 48/ 36 48/ 48/ 36
    Feed rate mm/ min 1 - 10,000 1 - 10,000 1 - 10,000 1 - 10,000
  • SPINDLE & AXIS 
    Specification Unit 3050 HE 3070 HE 4050 HE 4070 HE
    Power, 30 min/ cont. kW 8.4/7 8.4/7 10.5/7 10.5/7
    Taper - BT 30 (BBT 30) BT 30 (BBT 30) BT 40 BT 40
    Speed rpm 80-8000 (120 -12000) 80-8000 (120 -12000) 80 -8000 80 -8000
  • TABLE 
    Specification Unit 3050 HE 3070 HE 4050 HE 4070 HE
    Size mm 650 x 400 850 x 410 650 x 400 850 x 410
    T-slot (no. x size x pitch) mm 3 x 14 x 125 3 x 14 x 125 3 x 14 x 125 3 x 14 x 125
    Maximum safe load on table kg 300 300 300 300
  • AUTOMATIC TOOL CHANGER 
    Specification Unit 3050 HE 3070 HE 4050 HE 4070 HE
    Tool changing system - Twin arm type
    Tool storage capacity No. 14(20) 14(20) 20(24) 20(24)
    Tool shank type - BT 30 BT 30 BT 40 BT 40
    Pull stud - MAS-403 P30T-1 MAS-403 P30T-1 MAS-403 P30T-1 MAS-403 P30T-1
    Maximum tool Ø mm 80 80 65(125) 65(125)
    Maximum tool length mm 200
    Maximum tool weight kg 3(4) 3(4) 4(5) 4(5)
    Tool change time (T-T) s 1.6(1.8) 1.6(1.8) 1.8(2) 1.8(2)
    Tool change time (C-C) s 2.5(3.2) 2.5(3.2) 2.7(3.4) 2.7(3.4)
  • INSTALLATION DATA 
    Specification Unit 3050 HE 3070 HE 4050 HE 4070 HE
    Floor space (machine only) mm x mm 1550 x 2700 2000 x 2700 1550 x 2700 2000 x 2700
    Machine height mm 2,700
    Machine weight kg 2,500 2,700 2,600 2,800
    Power supply - 415 V ± 10 % V, 50 Hz ± 2 % Hz, 3 Phase
    Pneumatic supply - 5 bar, 300 lpm
  • CAPACITY 
    Specification Unit 3050 HE 3070 HE 4050 HE 4070 HE
               
  • SPINDLE POWER -STD 
    Specification Unit 3050 HE 3070 HE 4050 HE 4070 HE
               
  • SPINDLE POWER - OPT(High power) 
    Specification Unit 3050 HE 3070 HE 4050 HE 4070 HE
               

Product Video

 
Applications
  • Con rod
    Con rod
  • Cylinder Block
    Cylinder Block
  • Globe value body
    Globe value body
  • Tractor Hsg
    Tractor Hsg
  • Con rod
    Con rod
  • Cylinder Block
    Cylinder Block
  • Globe value body
    Globe value body
  • Tractor Hsg
    Tractor Hsg
 
Case Study
 
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