Twin Hole Barrel BTA Deep Hole Drilling Machine
Mar 21, 2018

Machine Operation: Two axis CNC Deep hole drilling and boring by BTA method and push boring method.

Component Details:  Twin hole barrel1.4140,1.8550,1.2379full 1.4140, very 1.4140

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Machine Specifications:

 

Solid drilling diameter range

Φ30Φ100mm

Counter/pushing Boring diameter range

Φ40Φ250mm

Max. Hole drilling depth

5000mm

Max. Length of Workpiece

5000mm

Machine total power

50kw

Hole length-diameter ratio

100:1

CNC control system

GSK

 

Machine structure:

 

Machine bed base

 

Machine bed base

HT300 iron, resin sand precision casting.

Twice timing treatment, high rigidity and stability.

X-axis, Z-axis guide rails

Double rectangular sliding rails, precision grinding treatment, aging treatment, quenching treatment.

X axis is equips with two pieces pin roller heavy load linear guide, used to supporting  the worktable.

T-slot worktable(X axis)

The horizontal travel is 400mm;

driven by servo motor, servo reducer and ball screw; 

Worktable dimension:4000X600mm; 

worktable loading capacity : 6tons.

The worktable bed body and the tool bed body adopt divided structures, which are assembled together with high strength bolts and are positioned by the cone pin.

Drill bar rest

3 groups,

Function

1.Supporting the drill bar,

2.Ensure drilling accuracy,

3.Reducing the drill bar vibration.

Oil pressure head

Using for the cutting tool guiding, oil supplying, supporting. using ordinary motor to drive its axial movement;

The oil pressure head spindle can be pushed out and retracted under the control of the hydraulic system;

the oil pressure head can be automatically locked on the machine bed by the hydraulic press board.

Workpice clamping

with 2 sets V type block to clamp the workpiece.

 


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