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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