Deep Hole Drilling And Boring Machine For Large Cylindrical

This deep hole boring and drilling machine Overview

This deep hole boring and drilling machine is designed for push boring operations on large cylindrical workpieces. With a boring range of Φ40 to Φ200mm and 3000mm depth, it delivers exceptional performance for hydraulic, energy, and heavy machinery industries.

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This deep hole boring and drilling machine Key Specifications

Parameter	Value
Boring range	Φ40 – Φ200mm
Machining depth	3000mm
Workpiece length	3000mm
Workpiece OD range	Φ60 – Φ400mm
Drill pipe box speed range	30 – 1000r/min
Headstock speed range	30 – 1000r/min
Drill pipe box motor power	37kW
Headstock motor power	37kW
Maximum feed force	60kN
Maximum clamping force	60kN
Coolant max pressure	2.5MPa
Coolant max flow	400L/min
Tank volume	4300L
Total machine power	112kW

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​​​​​​​This deep hole boring and drilling machine Key Features

Push boring method – forward chip discharge through workpiece

Dual 37kW servo spindle motors – high torque for tough materials

PLC control system – reliable and user-friendly

Split bed design with double rectangular guideways – high rigidity

V-shaped internal ribs – high support strength, deformation resistance

High-frequency quenched gears – high strength and wear resistance

2.5MPa high-pressure coolant – efficient chip removal

400L/min flow, 4300L tank – extended operation

Three-point center rest – stable workpiece support

Double aging treatment on castings – long-term stability

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​​​​​​​This deep hole boring and drilling machine Main Components

Component	Description
Bed Body	Split structure, double rectangular guideways, V-shaped ribs
Headstock	37kW motor, 30-1000rpm, manual 3-speed, Φ400mm chuck
Oil Pressure Head	Servo-driven, tool guidance, oil supply, arbor support
Drill Pipe Box	37kW motor, 30-1000rpm, manual 3-speed, chip bucket
Drill Bar Support	High-rigidity integral, support sleeve, automatic pull mechanism
Cooling System	2.5MPa, 400L/min, 4300L tank, digital monitoring
Center Rest	Three-point closed type, screw adjustment

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Why Choose This ​​​​​​​This deep hole boring and drilling machine  ?

Benefit	Reason
Medium-to-large boring	Φ40–200mm range
Deep hole capacity	3000mm depth
Powerful cutting	37kW dual spindles
Efficient chip removal	2.5MPa, 400L/min coolant
High rigidity	V-ribbed bed, double guideways
Long-term accuracy	Double aging treatment
Reliable control	PLC system

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Typical Applications

Hydraulic cylinder tubes

Actuator barrels

Large shaft bores

Valve bodies

Precision deep bore components

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