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Lees Bradner USA "LT" Type x 1830 mm Length Thread Milling Machine

Name: Lees Bradner USA "LT" Type x 1830 mm Length Thread Milling Machine
Brand: Liberty Metal & Machines Private Limited
Price: 100000.0 INR
Availability: InStock

Price 100000.0 INR/ Piece

Get a Price/Quote

MOQ : 1 Piece

Lees Bradner USA "LT" Type x 1830 mm Length Thread Milling Machine Specification

Model
LT Type x 1830 mm

Rotation
Right & left hand thread cutting

Product Type
Thread Milling Machine

General Use
Thread Milling Machine made by Lees Bradner (USA) in excellent working condition. The model of the machine is LT type and it is complete with Change Gears, Operating Manuals & Electrical Drawings. The Maximum Job Diameter is 203 mm (8") and the Max. Cutting Length is 1830 mm (72"). The technical details are as follows -

Material
Cast Iron Body with Steel Components

Type
LT Type

Capacity
1830 mm thread length

Weight (kg)
Approx 2200 kg

Computerized
No

Automatic
Semi-Automatic

CNC Or Not
No

Control System
Manual

Table Size
Approx 2000 mm Length

Table Slide Way
Hardened & Ground

Grinding Length
1830 mm

Floor Space
Approx 2700 x 1000 mm

Spindle Speed
Variable, mechanical drive

Power
Approx 4 kW

Voltage
415V, 3 Phase

Dimension (L*W*H)
Approx 2700 x 1000 x 1400 mm

Feature
Heavy Duty Construction, Suitable for External Thread Milling

Color
Green

Coolant Pump
Fitted

Bed Type
Hardened, Precision Ground

Working Speed
Mechanical Adjustment

Tailstock
Yes, Heavy Duty

Chuck Type
3-Jaw Chuck

Threading Capability
Metric & Inch Threads, Multiple Pitches

Accessories
Change Gears, Threading Tools

Transport Condition
Ready for Dispatch

Max Swing Over Bed
Approx. 330 mm

Gearbox
Infinitely Variable Lead Exchanges

Lees Bradner USA "LT" Type x 1830 mm Length Thread Milling Machine Trade Information

Minimum Order Quantity
1 Piece

Supply Ability
1 Piece Per Week

Delivery Time
7 Days

Lees Bradner USA "LT" Type x 1830 mm Length Thread Milling Machine About

Make - Lees Bradner (USA)

Model - "LT" type

Max. Job Diameter - 203 mm (8")

Max. Length of Job - 1830 mm (72")

Max. Length with Chuck currently installed - 1750 mm (69")

Max. Cutter Diameter - 108 mm (4.25")

Range of Cutter Head Rotation - LH 135 degree to RH 45 degree

Max. Swing Diameter of Job - 444 mm (17.5")

Spindle Bore - 82.5 mm (3.25")

- Complete with Change Gears, Operating Manual & Electrical Drawings.

- Machine is in excellent working condition.

Video of the Machine -

https://youtu.be/NlLuvi62J3Q

Versatile Thread Cutting Capabilities

Supporting metric, inch, worm, and multi-start threads, the LT type machine can handle a diverse range of threading requirements. Its precise lead screw and adjustable gears enable maximum thread pitch up to 8 TPI, making it adaptable for varied industrial applications in screw and worm production.

Rugged Construction and Precision

Equipped with a heavy-duty cast iron body and precision-ground slide ways, this machine is built for both endurance and accuracy. The spindle features mechanical variable speeds, and the feed type offers both automatic and manual adjustments to suit operator preferences and job specifics.

Designed for Efficiency and Usability

An integrated coolant tank improves tool life and machining performance, while the available change gears, manuals, and electrical drawings facilitate maintenance and setup. Its substantial table size and chuck capacity allow machining of large parts up to 1830 mm in thread length.

FAQ's of Lees Bradner USA "LT" Type x 1830 mm Length Thread Milling Machine:

Q: How does the Lees Bradner LT Type machine operate for thread milling?

A: This machine utilizes a precision ground lead screw and change gears to accurately cut threads on a rotating workpiece. It supports both manual and automatic feed options, allowing the operator to tailor the process according to the job's requirements.

Q: What types of threads can be produced with this thread milling machine?

A: The LT Type machine is capable of producing metric, inch (imperial), worm, and multi-start threads. It allows right and left hand thread cutting, offering versatility for a variety of screw and worm thread applications.

Q: When is it beneficial to use a Lees Bradner thread milling machine?

A: It's particularly advantageous in settings where precision, repeatability, and versatility are required for thread production. This includes manufacturing screws, worms, or specialty threaded components for various industrial sectors.

Q: Where can this machine be installed and operated?

A: With dimensions of approximately 2700 x 1000 x 1400 mm and a weight around 2200 kg, the LT Type machine is suitable for manufacturing workshops or factories with adequate space, a 415V three-phase power supply, and proper material handling equipment.

Q: What is the process for changing thread type or pitch on this machine?

A: Changing the thread type or pitch involves selecting and installing the appropriate change gears, as detailed in the operating manuals. The process is straightforward and well-supported by the provided gear sets and documentation.

Q: How is the workpiece secured during the threading process?

A: The workpiece is held in place by a robust chuck, which accommodates components up to 400 mm in diameter (subject to chuck size), ensuring stability and precision throughout the milling operation.

Q: What are the key benefits of using the Lees Bradner LT Type Thread Milling Machine?

A: This machine offers exceptional durability, precision threading of various types, efficient semi-automatic operation, and adaptability for both standard and specialized thread forms. Its comprehensive support materials facilitate operation and maintenance.

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