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BTA drilling machine for tube sheet

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Product Code : T2150x5000mm
Brand Name : Guanlu
Product Description
Machine bed:The guide rail adopts double flat guide rail design, and the machine bed guide rail width is 800mm. The material adopts high quality cast iron HT300. Artificial aging treatment, medium frequency quenching treatment on the surface of guide rail, quenching depth 2-3 mm, quenching hardness HRC45-50. High precision and good abrasion resistance. Precision rack drive bracket is installed in the middle of the guide rail ,It is used for infeeding and rapid movement of the bracket.

Headstock and chuck : Headstock 21grade speed regulation, speed range 3.15-315 r/min. The box body is made of high quality cast iron with artificial aging. All gears are made of high quality medium carbon steel or low carbon alloy steel with quenching hardness of about HRC48.Grinding process to improve working accuracy and wear resistance.A button station on the front side of the headstock can control the forward movement and stop of the spindle.The headstock is fixed structure, the main motor is fixed on the bed body, the transmission rigidity is good, and the aseismic property is good.

The cage type chuck body is mainly fixed on the front end of the spindle, and a 630mm three jaw chuck is mounted on the chuck body.

Items

Parameters

Remark

Working capacity

Drilling diameter range

50 x 20mm


Boring diameter range

50x 500mm


Trepanning diameter range

100 x 250mm


Max. Boring depth

5m


Roller center frame clamping diameter range

100 x 500mm


Main spindle

Center height

(spindle center to machine flat guide rail)

625mm


Spindle rotary speed range

3.15ï½Å¾315r/min

21grades

Machine capability

Drill box

Rotary speed range

60~1000r/min

12 grades

Drill box motor

30KW


Spindle front end taper

140#


Carriage infeed speed range

5-1000mm/min

Stepless

Carriage rapid traverse rate

1m/min


Cutter tool infeed servo motor power

7.5kW


Oil pressure head servo motor power

7.5kW


Coolant system

Cooling pump motor power

7.5kw*3


Rated Pressure

2.5MPa


Flow

200/500/800L/min


Others

Machine totally weight

Roughly 33 T


Machine Max.Loading weight

10T


FAQ:

Q1. What is your terms of packing?
A: Generally, we pack our machine in export standard packing.Export sea-worthy packing,naked packed,fasten by iron wire and cover by plastic. If you have a special request,we can do it according to your requirements,we can pack the goods in your branded boxes after getting your authorization letters.

Q2. What is your terms of payment?
A: T/T,irrevocable L/C at sight.


DEZHOU GUANLU PRECISION MACHINERY CO., LTD.
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