Conveyor Roller Cone

Seamless Metal Spinning Conveyor Cone for Grain, Bulk Material & Agricultural Machinery Applications

1. Product Overview (Industrial Conveying Component)

• Industry: Agricultural Machinery / Bulk Material Handling / Industrial Conveying Systems
• Component Type: Conveyor Roller Cone / End Guide Cone / Flow Direction Component
• Manufacturing Process: CNC Metal Spinning (Seamless Rotary Forming)

Functional Role:
Installed at conveyor roller ends, the metal spun cone provides material guiding, flow stabilization, and directional control, ensuring smooth transfer of granular and bulk materials such as grain, ore, and construction aggregates.

2. Material Specification (Heavy-Duty Structural Steel)

• Base Material: Q235B Carbon Structural Steel
• Standard: GB/T 700-2006

Mechanical Properties:

• Yield Strength ≥ 235 MPa
• Tensile Strength: 370–500 MPa
• Elongation ≥ 26%
• Density: 7.85 g/cm³

Engineering Advantages:

• High impact resistance for abrasive conveying environments
• Excellent weldability and structural stability
• Cost-effective material for large-scale agricultural machinery systems

3. Geometry & Surface Engineering

• Dimensions: Ø520 mm × H203 mm
• Wall Thickness: 5.0 mm (Tolerance ±0.20 mm)

Dimensional Accuracy:

• Standard: GB/T 1804-2000 (m-grade precision)
• Roundness ≤ 0.4 mm
• Perpendicularity ≤ 0.25 mm/m

Surface Condition:

• Surface Roughness: Ra ≤ 1.6 μm
• Surface State: Bare carbon steel (no coating)

Functional Advantage:

• Maintains structural friction compatibility with conveyor rollers
• Ensures stable material flow without jamming or deviation

4. CNC Metal Spinning Process (Seamless Forming Technology)

Core Manufacturing Method

• CNC Metal Spinning (Incremental Plastic Forming)
• CNC1250 spinning lathe platform

Key Process Parameters

• Spindle Speed: 400–800 r/min
• Roller Feed Rate: 3–7 mm/s
• Single Pass Deformation: 1.0–1.5 mm
• Total Controlled Deformation: 4.8–5.2 mm

Auxiliary Manufacturing Workflow

Degreasing (alkaline cleaning 50–60°C) → Sheet Flattening → CNC Metal Spinning → Mechanical Deburring → Compressed Air Cleaning → Final Dimensional Inspection

Process Advantages

• Seamless one-piece cone structure (no welding joints)
• Higher fatigue resistance vs fabricated cones
• Improved wear distribution under abrasive material flow
• Ideal for heavy-duty conveyor roller end components

5. Quality Control System (Industrial Equipment Standard)

• Quality System: ISO 9001:2015 Certified

Incoming Material Inspection

• Spectral analysis (C ≤ 0.22%, Mn ≤ 1.4%)
• Mechanical property verification
• Ultrasonic testing (no internal defects)

In-Process Inspection

• Forming conformity ≥ 97%
• CMM dimensional inspection
• Full circumference wall thickness (±0.01 mm)
• Edge chamfer control (R ≥ 2.0 mm, burr-free)

Final Inspection

• Standard: GB/T 2828.1-2012 (AQL 2.5)

Inspection Scope:

• Dimensional accuracy
• Surface quality
• Structural integrity

Traceability:

• Batch-level identification + full inspection report

6. Production Capacity & Lead Time

• Daily Output: 40 pcs
• Monthly Capacity: 1,200 pcs

Lead Time:

• Standard Orders: 6–9 working days
• Bulk Orders (≥100 pcs): 9–13 working days
• Urgent Orders: 4–6 working days

Packaging & Logistics

• Anti-rust paper + EPE foam + carton + wooden pallet
• Standard: 15 pcs/pallet

Delivery:

• 3–7 working days domestic logistics
• On-site delivery supported for OEM equipment manufacturers

7. Customization Capability

• Diameter Range: Ø300–1000 mm
• Height Range: 100–300 mm
• Material Options: Q235B / Q355B / Equivalent carbon steels

Engineering Inputs Required:

• Conveyor system interface geometry
• Material flow rate
• Load conditions and operating environment

8. Application Scenarios

Primary Applications

• Grain harvesting machinery (combine harvesters)
• Agricultural conveyor systems
• Crop processing and sorting equipment

Functional Role

• Conveyor roller end flow guidance
• Prevents material accumulation and blockage
• Improves continuous conveying efficiency
• Stabilizes granular material trajectory

Operating Conditions

• Temperature Range: -20°C to 120°C
• Load Pressure: ≤ 1.5 MPa
• Environment: Dusty / humid / high-impact agricultural conditions

9. Extended Applications

• Mining material conveying systems (ore transport)
• Construction waste handling conveyors
• Port bulk material handling equipment

Material Advantage (Q235B):

• High impact resistance under abrasive wear
• Cost-effective for large-scale industrial systems
• Suitable for heavy-duty continuous operation

10. After-Sales & Engineering Support

Warranty

• 18 months

Coverage Includes:

• Dimensional deviation
• Material inconsistency
• Forming defects
• Premature wear failure

Technical Support

• Installation manuals & drawings
• Material certificates
• Remote commissioning support

Service Response

• 24-hour response
• Solution within 1–3 working days

Lifecycle Services

• Repair & re-welding support
• Surface refurbishment & rust removal
• Long-term maintenance agreements

Get a Quote

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