The Automatic Shoe Sole Buffing and Roughening Machine is a specialized piece of equipment designed for the critical surface preparation step before adhesive application in shoe assembly. Proper sole surface roughening is essential for achieving maximum adhesive bond strength between the sole and the upper.
This machine uses high-speed wire brush rollers and abrasive belts to create a uniform roughened surface on shoe soles. The automated feeding system processes soles continuously, with adjustable pressure and speed settings for different sole materials. A built-in dust extraction system with cyclone separator captures and collects buffing debris, maintaining a clean working environment.
Compared to manual buffing, this machine achieves consistent surface roughness (Ra 3.2-6.3μm optimal for adhesive bonding) across every sole, reducing adhesive failure rates by up to 80% and improving overall shoe durability. Processing capacity of 600-1,000 pairs per hour makes it suitable for high-volume production lines.
| Parameter | Value |
|---|---|
| Processing Capacity | 600-1000 pairs/hour |
| Brush Roller Speed | 0-2800 rpm (adjustable) |
| Target Surface Roughness | Ra 3.2-6.3μm |
| Belt Abrasive | Aluminum oxide, 60-120 grit |
| Dust Extraction | Cyclone + HEPA filter |
| Air Pressure | 0.6-0.8MPa |
| Power Consumption | 7.5KW |
| Voltage | 380V/50Hz 3-Phase |
| Machine Weight | 950kg |
Essential equipment for shoe assembly lines processing rubber soles, EVA soles, TPR soles, PU soles, and leather soles. Used in athletic shoe, casual shoe, dress shoe, boot, and safety shoe manufacturing facilities. A must-have step before cementing/gluing operations.
A: Buffing roughens the sole surface, increasing the effective bonding area for adhesives. Without proper buffing, adhesive bonds can fail, leading to sole separation. This machine ensures uniform surface preparation.
A: Yes, the PLC stores buffing programs for different sole sizes and shapes. The auto-positioning system adjusts based on the selected program.
A: Typically every 8,000-12,000 pairs, depending on sole material hardness. The machine has a belt wear indicator for timely replacement.
A: Yes, the cyclone separator removes 95% of particles, and the HEPA filter captures remaining fine dust. The system meets workplace air quality standards.
A: Yes, the machine has standard conveyor interfaces and can be positioned between sole preparation and adhesive application stations.