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Reishauer NRK Thread Grinder Machine

Name: Reishauer NRK Thread Grinder Machine
Brand: Liberty Metal & Machines Private Limited
Price: 100000 INR
Availability: InStock

Price 100000 INR/ Piece

Get a Price/Quote

MOQ : 1 Piece

Reishauer NRK Thread Grinder Machine Specification

Model
NRK

Rotation
Left & Right Hand

Product Type
Thread Grinder

General Use
Thread grinding of precision gears, worms, lead screws, and similar workpieces

Material
Cast iron base, steel components

Type
External Thread Grinder

Capacity
Up to 350 mm workpiece length

Weight (kg)
Approx. 4000 kg

Computerized
No

Automatic
No, manual operation

CNC Or Not
No (Conventional Machine)

Control System
Manual/mechanical

Table Size
700 mm x 130 mm

Table Slide Way
Vee and flat slides

Magnetic Chuck Size
160 mm

Grinding Wheel Size
350 mm x 40 mm x 127 mm bore

Grinding Wheel Speed
1720 RPM

Grinding Length
350 mm

Floor Space
Approx. 2100 mm x 1400 mm

Fuel Tank Capacity
Not Applicable (uses oil reservoir for lubrication)

Spindle Speed
Adjustable, up to 3500 RPM

Power
3.5 kW

Voltage
415 V, 3 phase

Dimension (L*W*H)
Approx. 2200 mm x 1350 mm x 1600 mm

Feature
Highly durable, accurate, capable of both right & left hand threads

Color
Machine Green / Blue (Standard Industrial Finish)

Tailstock Travel
Up to 350 mm

Thread Lead Range
0.4 mm to 120 mm

Max Workpiece Diameter
200 mm

Wheelhead Motor
3.5 kW (approx.)

Workhead Speed
Variable (15200 RPM)

Chuck Mounting
Standard 3-jaw chuck mount

Coolant System
Fitted, standard industrial

Max Thread Pitch
Up to module 6

Number of Axes
2 (X and Z manually controlled)

Change Gears
Included for various thread pitches

Reishauer NRK Thread Grinder Machine Trade Information

Minimum Order Quantity
1 Piece

Main Domestic Market
All India

About Reishauer NRK Thread Grinder Machine

Make - Reishauer (Switzerland)

Model - NRK

Max. Grinding Length - 450 mm

Max. Distance between Centres - 700 mm

Job Diameter Range - 3 mm to 200 mm

Minimum Pitch - 0.4 mm

Maximum Pitch - 80 mm

Grinding Wheel Diameter - 350 mm

Max. Inclination of Wheel-Head - +25 degree to -25 degree

- Equipped with Relief Grinding Attachment.

- Multi-Rib Wheel Dresser and Single-Rib Wheel Dressers available.

- Feature of Automatic Depth Adjustment "Auto-Cut".

- Complete with spare Flanges, Crushers, Change Gears etc.

- Complete with Coolant Tank and Pump.

- Operating Manual & Electrical Drawings are available.

- Machine is in excellent working condition.

Video of The Machine -

https://youtu.be/pr9GE7mjfcU

Versatile Thread Grinding Capability

The NRK Thread Grinder can accommodate both right- and left-hand external threads on a wide variety of components, including gears and lead screws. Change gears are included, allowing for precise adjustment to various thread pitches and leads. The machines manual control system provides flexibility for skilled operators handling complex requirements.

Robust Construction and Reliable Performance

Constructed with a cast iron base and steel components, the NRK is built for lasting durability and high accuracy. Its 3.5 kW wheelhead motor, standard 3-jaw chuck, and adjustable spindle speed ensure reliable operation for demanding industrial environments. The standard coolant system helps maintain optimal grinding conditions throughout the process.

FAQs of Reishauer NRK Thread Grinder Machine:

Q: How does the manual control system operate on the NRK Thread Grinder?

A: The NRK Thread Grinder features manually controlled X and Z axes, allowing operators to precisely maneuver the grinding wheel and workpiece during the thread grinding process. This control system enables skilled users to achieve accurate thread profiles on various components.

Q: What types of workpieces can be processed with the NRK Thread Grinder?

A: The machine is designed for external thread grinding on gears, worms, lead screws, and similar cylindrical parts. It accommodates a maximum workpiece diameter of 200 mm and a grinding length up to 350 mm.

Q: When is it beneficial to use the NRK Thread Grinder instead of other thread grinding machines?

A: The NRK is best suited for precision grinding applications requiring versatility across right- and left-hand threads, adjustable pitches and leads, and robust performance. Its durable construction and flexibility make it ideal for settings where highly accurate, repeatable results are crucial.

Q: Where is the NRK Thread Grinder manufactured and commonly used?

A: Manufactured in Switzerland, the NRK Thread Grinder is favored in manufacturing plants, tool rooms, and workshops worldwide for its reliability and precision in thread grinding tasks.

Q: What is the process for changing thread pitches on the NRK Thread Grinder?

A: Change gears included with the machine allow operators to quickly and accurately adjust the thread pitch and lead. By swapping out gears as needed, different thread specifications can be achieved within the machines supported range.

Q: How does the coolant system contribute to the grinding process?

A: The fitted industrial coolant system helps maintain an optimal temperature during grinding, reduces friction, and flushes away debris. This results in improved surface finish, extended wheel life, and greater dimensional accuracy.

Q: What are the primary benefits of using the NRK Thread Grinder for industrial applications?

A: The NRK offers high durability, consistent accuracy, and the capability to produce both right- and left-hand threads. Its user-friendly manual controls and adaptable design make it a reliable solution for precision thread grinding in manufacturing and repair environments.

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