| Feature | Specification |
|---|---|
| Definition & Role | The Main Shaft is the central steel component of the Hydrocone crusher, carrying the head center and mantle. Through rotational and eccentric motion, it adjusts the angle between the concave and mantle, playing a key role in mechanical crushing of rocks. |
| Material | MO40 alloy steel; wear-, pressure-, and fatigue-resistant. Optional manganese steel variants for extended durability. |
| Types | – Standard (for 36-inch Hydrocone) – Custom (compatible with models 36-2, 36-4, 36-5) – With eccentric lug (for crushing adjustment) |
| Dimensions & Weight | – Center diameter: 36 in (914 mm) – Length: 2–3 m (typical: 2.5 m) – Approx. weight: 500–800 kg (depending on model) – Shaft diameter: 200–300 mm |
| Performance & Capacity | – Torque: 20–60 kNm (depending on motor) – Speed: 900–1500 rpm – Crushing capacity: 50–200 tons/hour – Service life: 5,000–10,000 hours (with proper maintenance) |
| Applications | – Open-pit mining (sand, gravel, slate) – Medium and fine crushing in Hydrocone crushers – Cement and steel industries; suitable for hard rock (Mohs 5–7) |
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| Specification | Main Shaft (Hydrocone) | Housing Shaft (Hydrocone) |
|---|---|---|
| Component Type | Central shaft for motion transfer and crushing | Support and force-transmitting shaft |
| Installation Location | Inside Head Center and Mantle assembly | Inside the Housing assembly |
| Primary Function | Transfers eccentric motion to the mantle and adjusts gap between mantle and concave | Transfers rotational energy to the crown wheel and supports it |
| Movement Type | Eccentric and rotational | Rotational |
| Common Alloys | MO40, CK45 | MO40, CK45, St52 |
| Wear Resistance | Very high | High |
| Impact Resistance | Very high | High |
| Machining Accuracy | Highly precise with controlled tolerances | Precise and standard |
| Mounted Components | Head center, mantle | Bearings, spacers, pulleys, pinion gear, crown wheel |
| Role in Machine Efficiency | Determines crushing quality and uniformity | Directly affects power transmission and reduces vibration |
| Customizable | According to Hydrocone model | According to machine model and capacity |
| Suitable For | Heavy mining and crushing lines | Continuous industrial mining lines |
| Manufacturer | Novincsm | Novincsm |
The Main Shaft and Housing Shaft of the Hydrocone crusher play critical roles in crushing operations. These cylindrical components are typically made of high-strength steel alloys such as MO40 and CK45 and are installed inside the cone crusher.
The Housing Shaft supports the Main Shaft, which carries and rotates the internal cone (mantle).
Installed inside the Housing assembly, the Housing Shaft transfers rotational energy from the electric motor via the housing to the crown wheel. Bearings, spacers, pulleys, pinion gears, and other components are mounted on this shaft.
Rotation of the crown wheel, seated in a steel bushing, drives the Hydrocone shaft and, consequently, the internal cone, enabling the crushing of stones and minerals.
Functions:
Transfers rotational motion from the eccentric to the head center and mantle
Adjusts the gap between mantle and concave
Crushes incoming feed material
Operation:
Eccentric movement of the shaft changes the angle between the mantle and concave.
This angular change modulates the gap between the two components.
When the gap decreases, stones and minerals are crushed.
Functions:
Transfers rotational energy from the electric motor to the crown wheel
Supports the crown wheel and steel bushing
Facilitates smooth rotation of the crown wheel
Operation:
Rotational energy from the motor is transmitted through the Housing assembly to the crown wheel.
The rotation of the crown wheel, seated in a steel bushing, drives the Hydrocone shaft.
The rotational movement is then transferred to the head center and mantle, enabling the internal cone motion for crushing.
Main Shaft & Housing Shaft – Hydrocone
The Heart of Motion and Power
The Main Shaft and Housing Shaft of the Hydrocone crusher perform critical functions such as protecting the crown wheel and steel bushing, transmitting power, and facilitating smooth motion. Selecting the right Housing Shaft with high-quality material, precise machining, and dimensions compatible with your crusher model from a reputable brand like Novincsm can significantly improve crusher efficiency, durability, and performance while preventing future maintenance costs.
The material of the housing shaft is of paramount importance. It must be made of high-quality alloy to withstand pressure, wear, and corrosion in industrial environments, especially in mining operations.
Common Alloys:
MO40: More resistant to wear and impact; ideal for harsh conditions
St52: Economical option with satisfactory strength
Choosing the Right Alloy:
The Hydrocone housing shaft is a vital component that directly affects the crusher’s performance, efficiency, and lifespan. Selecting the correct alloy according to operational conditions, budget, and expert advice ensures:
Flawless operation
High efficiency
Long service life
The precision of the housing shaft guarantees smooth and vibration-free operation. The shaft must be finely machined to avoid defects or surface irregularities.
Signs of High-Precision Machining:
Smooth, polished surface free of cracks or scratches
Accurate dimensions meeting strict standards
Perfect fit with other components; no play or looseness
Importance of Precision:
Extends lifespan of the housing shaft and other crusher components
Reduces vibration and operational noise
Ensures smoother and more efficient machine performance
Manufacturer: Novincsm
For further technical information or inquiries about Hydrocone shafts, please contact us directly.
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