Precision CNC Internal Inside External Thread Ring Plug Gauge Cutting Grinding Machine

Product Description

High precision, high speed, high efficiency
Customized A Complete Line of thread grinding machine
Main usage
The internal thread grinding is controlled by CNC system,and it can grind the raceway, external circular surface and shoulder of nuts.This machie is mainly used in ballscrew factory ,auto steeing and other machinery factories . It is suitable for single-piece work with lots of kind and big batch production
CNC internal thread grinder is a high-precision CNC internal thread grinder specially manufactured for the measuring tool industry. This machine is mainly used for grinding cylindrical and conical internal thread ring gauges. (The tooth profiles include triangle, deflection ladder, sawtooth, etc.)
Application industry
Δ Reducer Industry Δ Ballscrew Industry Δ Tooling & Measuring Industry Δ Automobile Industry Δ Air compressor Industry
internal thread grinding machine parameters

Item	7612	7620	7632	7640
Max.mounting Diameter	300mm	300mm	500mm	600mm
Max.workpiece Length	200mm	200mm	200mm	400mm
Center Height	200mm	200mm	260mm	320mm
Grinding Diameter Range	16-125 mm	25~200mm	50~320mm	150~400mm
Max.grinding Length	110mm	125mm	150mm	200mm
Pitch
Metric	0.5~24mm	0.5~24mm	0.5~24mm	0.5~24mm
Inch	3~20TPI	3~40TPI	3~40TPI	2~40TPI
Helix Angle	R 12° L12°	R 12° L12°	R 12° L12°	R 12° L12°
Thread Start	1~45(any )	1~45( any)	1~45(any)	1~45(any)
Work Spindle Speed	0.2~100rpm	0.2~100rpm	0.2~100 rpm	0.2~100rpm
Max.workpiece Weight				50Kg
Max.wheel Spindle Speed	24000rpm	24000rpm	24000rpm	24000rpm
Wheel Size
Max.o.d	60mm	100mm	125mm	125mm
Min.o.d	15mm	20mm	30mm	80mm
Machine Weight	5000kg	5000kg	5500kg	6500Kg

Working Accuracy--internal thread grinder

when pitch is within 6mm
Item	7612	7620	7632	7640
adjacent pitch error	0.003mm	0.0025mm	0.003mm	0.003mm
in 25mm long	0.005mm	0.003mm	0.005mm	0.005mm
in 100mm long	0.006mm	0.004mm	0.006mm	0.006mm
Sameness of pitch diameter	0.01mm	/	/	/
pitch error in one-way distribution
half angle error	/	±6	±6	±8
cylindricity of pitch diameter	/	0.005mm	0.005mm	0.005mm
thread finish	/	Ra0.32μm	Ra0.32μm	Ra0.32μm

Test report
internal and external thread workpieces
CNC External Thread Grinding Machine
CNC Screw Grinding Machine
CNC Thread Plug Gauge Grinding Machine
CNC Worming Grinding Machine
Q: What is the warranty period?
A: We offer a warranty service for all purchased products ranging from 12 to 24 months, ensuring you are worry-free during the use of our equipment. Choosing us means choosing a long-term and reliable partner.
Q: What is the delivery time?
A: For in-stock items, we guarantee delivery within 1-2 months; for custom-manufactured products, we commit to delivering within 5-6 months. No matter how urgent your needs are, we can respond quickly to ensure your project proceeds on schedule.
Q: Do you provide after-sales service?
A: Yes, we provide comprehensive after-sales services, including but not limited to timely supply of spare parts, online technical support, on-site installation and commissioning, as well as operational training. We strive to offer you the most thoughtful service support to ensure the efficient operation of equipment and assist in the continuous growth of your business.
Q: What additional products or services do you offer?
A: we also provide "turnkey" engineering services, customizing automated production lines according to customer needs to ensure seamless integration with existing production processes. We are committed to offering complete solutions to every customer, helping you achieve maximum production efficiency.

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