About BTA Drilling Machine for Tube Sheet
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.
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Items
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Parameters
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Remark
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Working capacity
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Drilling diameter range
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50 x 20mm
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Boring diameter range
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50x 500mm
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Trepanning diameter range
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100 x 250mm
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Max. Boring depth
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5m
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Roller center frame clamping diameter range
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100 x 500mm
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Main spindle
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Center height
(spindle center to machine flat guide rail)
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625mm
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Spindle rotary speed range
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3.15 to 315r/min
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21grades
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Machine capability
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Drill box
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Rotary speed range
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601000r/min
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12 grades
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Drill box motor
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30KW
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Spindle front end taper
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140#
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Carriage infeed speed range
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5-1000mm/min
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Stepless
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Carriage rapid traverse rate
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1m/min
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Cutter tool infeed servo motor power
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7.5kW
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Oil pressure head servo motor power
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7.5kW
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Coolant system
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Cooling pump motor power
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7.5kw*3
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Rated Pressure
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2.5MPa
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Flow
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200/500/800L/min
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Others
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Machine totally weight
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Roughly 33 T
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Machine Max.Loading weight
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10T
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FAQ:
Q1. What is your terms of packing?
A: Generally, we pack our machinein export standardpacking.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.
Advanced Tube Sheet DrillingDesigned for heat exchanger, boiler, and condenser manufacturing, this BTA Drilling Machine ensures high precision with its rigid construction and efficient cooling and chip removal systems. Its automated features and heavy-duty performance enable reliable operation and consistent results across large workpieces.
Integrated Automation & SafetyThe machine integrates CNC/PLC-based control with touch screen HMI, centralized lubrication, overload protection, and an emergency stop. These automated safety and lubrication systems minimize downtime and maximize operational safety, meeting the rigorous standards of modern tube sheet drilling.
FAQs of BTA Drilling Machine for Tube Sheet:
Q: How does the heavy-duty rotary table enhance the drilling process for large tube sheets?
A: The heavy-duty rotary table supports workpieces up to 8000 kg and provides stable rotation, enabling precise alignment and consistent drilling, especially vital for large-diameter tube sheets ranging from 600 mm to 3500 mm.
Q: What are the benefits of the integrated high-pressure coolant supply system in this BTA Drilling Machine?
A: The high-pressure coolant system optimizes heat dissipation and improves cutting tool life by flushing chips efficiently from the drilling site, thus maintaining drilling accuracy and enhancing overall productivity.
Q: When is automatic chip conveying most advantageous in tube sheet drilling operations?
A: Automatic chip conveying is essential during continuous high-volume drilling, as it removes chips quickly from the workspace, reduces manual intervention, and helps maintain smooth operations and clean working conditions.
Q: Where is this BTA Drilling Machine typically used?
A: This machine is primarily utilized in manufacturing environments such as heat exchanger, boiler, and condenser fabrication facilities, supporting tube sheet production in industries requiring high precision and robust drilling capabilities.
Q: What process controls ensure high drilling accuracy and repeatability?
A: The CNC/PLC control system, combined with a touch screen HMI and automated lubrication, guarantees drilling accuracy of 0.02 mm by continuously monitoring and adjusting operational parameters throughout each cycle.
Q: How can operators benefit from the touch screen HMI panel?
A: Operators benefit from intuitive monitoring and control via the touch screen HMI panel, which simplifies setup, troubleshooting, and real-time process adjustments, contributing to efficient and error-free machine operation.
Q: What usage flexibility does the tool change system provide?
A: The tool change system, offered in manual or automatic configurations, accommodates different production requirements, allowing quick adaptation to various tube sheet and drill sizes for increased production versatility.