Spring Grinding Machine
Different models of CNC spring double-end grinding machines, single-end spring grinding machines, with optional dust covers of different power ratings.
Model | YF180-6B | YF180-6B-S | YF250-9B | YF250-9B-S | YF400-9B | YF600-10B | |
| Specification of grinding wheel(mm) | ∅400*55 | ∅400*50*∅203 | ∅450*65 | ∅450*65*∅50 | ∅450*65*∅50 | ∅450*65 | |
| Diameter of feeding plate(mm) | ∅580 | ∅420 | ∅740 | ∅580 | ∅740 | ∅740 | |
| Wire diameter of grinding spring(mm) | ∅0.8-∅6 | ∅0.8-∅6 | ∅1-∅9 | ∅1-∅9 | ∅1-∅9 | ∅1-∅10 | |
| Outside diameter of grinding sphing(mm) | ∅8-∅80 | ∅8-∅80 | ∅10-∅100 | ∅10-∅100 | ∅10-∅100 | ∅10-∅100 | |
| Height of grinding spring(mm) | 10-180 | 10-180 | 20-250 | 20-250 | 20-400 | 300-600 | |
| Outside dimensions(mm) | 2050*1660*2120 | 2050*2060*2120 | 2215*1900*2400 | 2215*2000*2850 | 2215*2265*2400 | 2215*2265*2400 | |
| Motor power | Upper grinding wheel motor(kw) | 4 | 4 | 5.5 | 5.5 | 7.5 | 7.5 |
| Under grinding wheel motor(kw) | 4 | 4 | 5.5 | 5.5 | 7.5 | 7.5 | |
| Feeding plate motor(kw) | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | |
| Change feeding plate motor(kw) | / | 1.5 | / | 1.5 | / | / | |
| Elevating motor of upper grinding wheel(kw) | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | |
| Elevating motor of under grinding wheel(kw) | 0.18 | 0.18 | 0.18 | 0.18 | 0.18 | 0.18 | |
| Biowor(kw) | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5*2 | |
| Compensated motor ofuppor grinding wheel(kw) | 0.14 | 0.14 | 0.14 | 0.14 | 0.14 | 0.14 | |
| Total power(kw) | 12.82 | 14.32 | 15.82 | 17.32 | 19.82 | 21. 32 | |
| Rotate speed of feed plate (r/min) | Adjustable | Adjustable | Adjustable | Adjustable | Adjustable | Adjustable | |
| Rotate speed of grinding wheel | 1450 | 1450 | 1450 | 1450 | 1450 | 1450 | |
| Displacement distance of grindiing wheel | Upder grinding wheel（mm） | 180 | 180 | 250 | 250 | 250 | 250 |
| Under grinding wheel（mm） | 40 | 40 | 50 | 50 | 50 | 50 | |
| Working accuracy | Verticality | 0.025Ho | 0.025Ho | 0.025Ho | 0.025Ho | 0.025Ho | 0.025Ho |
| Roughness（Ra） | ≤12.5 | ≤12.5 | ≤12.5 | ≤12.5 | ≤12.5 | ≤12.5 | |
| Power source | Three phase 380A50hz | Three phase 380A50hz | Three phase 380A50hz | Three phase 380A50hz | Three phase 380A50hz | Three phase 380A50hz | |
| Net weight of the machine | 2200 | 2500 | 2800 | 3500 | 3500 | 4500 | |
MODEL | YF250-12B | YF250-12B-S | YF300-12B | YF400-12B | YF500-12B | |
| Specification of grinding wheel(mm) | ∅660*100*∅170 | ∅660*100*∅170 | ∅660*100*∅170 | ∅660*100*∅170 | ∅660*100*∅170 | |
| Diameter of feeding plate(mm) | ∅740 | ∅740 | ∅740 | ∅740 | ∅740 | |
| Wire diameter of grinding spring(mm) | ∅3-∅12 | ∅3-∅12 | ∅3-∅12 | ∅3-∅12 | ∅3-∅12 | |
| Outside diameter of grinding sphing(mm) | ∅20-∅130 | ∅20-∅130 | ∅20-∅130 | ∅20-∅130 | ∅20-∅130 | |
| Height of grinding spring(mm) | 20-250 | 20-250 | 60-300 | 150-400 | 200-500 | |
| Outside dimensions(mm) | 2600X2100X2800 | 2600X2100X2800 | 2600X2100X2800 | 2600X2100X3060 | 2600X2100X 3100 | |
| Motor power | Upper grinding wheel motor(kw) | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 |
| Under grinding wheel motor(kw) | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | |
| Feeding plate motor(kw) | 3 | 3 | 3 | 3 | 3 | |
| Change feeding plate motor(kw) | / | 1.5 | / | / | / | |
| Elevating motor of upper grinding wheel(kw) | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | |
| Elevating motor of under grinding wheel(kw) | 0.37 | 0.37 | 0.37 | 0.37 | 0.37 | |
| Biowor(kw) | 1.5*2 | 1.5*2 | 1.5*2 | 1.5*2 | 1.5*2 | |
| Compensated motor ofuppor grinding wheel(kw) | 0.14 | 0.14 | 0.14 | 0.14 | 0.14 | |
| Total power(kw) | 33.71 | 35.21 | 33.71 | 33.71 | 33.71 | |
| Rotate speed of feed plate (r/min) | Adjustable | Adjustable | Adjustable | Adjustable | Adjustable | |
| Rotate speed of grinding wheel | 965 | 965 | 965 | 965 | 965 | |
| Displacement distance of grindiing wheel | Upder grinding wheel（mm） | 250 | 250 | 250 | 250 | 250 |
| Under grinding wheel（mm） | 70 | 70 | 70 | 70 | 70 | |
| Working accuracy | Verticality | 0.025Ho | 0.025Ho | 0.025Ho | 0.025Ho | 0.025Ho |
| Roughness（Ra） | ≤12.5 | ≤12.5 | ≤12.5 | ≤12.5 | ≤12.5 | |
| Power source | Three phase 380A50hz | Three phase 380A50hz | Three phase 380A50hz | Three phase 380A50hz | Three phase 380A50hz | |
| Net weight of the machine | 5500 | 5500 | 5500 | 6000 | 6000 | |
CASE SHOW
🌟 High-Precision CNC Spring Grinding Machine – Boost Efficiency & Accuracy
Our spring grinding machine features dual vertical grinding wheels and a precision-controlled automatic feeding system designed for superior performance and ease of use.
🔧 Key Features & Functions
Dual Upright Grinding Wheels
Equipped with two high-precision grinding wheels for consistent and balanced grinding results on both spring ends.Adjustable Feeding Plate System
Springs are evenly set on the feeding plate. The upper grinding wheel supports continuous and step-by-step feed modes, allowing precise control over the grinding process to reach a preset spring height.High Grinding Capacity
The machine intelligently adjusts grinding force based on pressure settings, ensuring maximum material removal without sacrificing surface quality or dimensional accuracy.Smart Automation Functions
Self-compensation: Automatically adjusts for wheel wear to maintain grinding consistency.
Self-reset: Ensures quick and safe system recovery after interruptions.
Real-time Alarms: Integrated alarm system for enhanced safety and maintenance alerts.
User-Friendly Interface
Featuring an advanced man-machine interaction panel, operators can easily configure settings, monitor real-time performance, and execute programs via a touchscreen interface — significantly reducing setup time and improving production efficiency.
🎯 Why Choose This Machine?
Precision grinding for various spring types (compression, tension, etc.)
Increased productivity through automation
Minimal operator intervention and maintenance
Ideal for medium to large volume spring manufacturers
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