ڪيئن مخروط کولہو ڪم
How Cone Crushers Work: The Engineered Power of Size Reduction
Cone crushers are fundamental workhorses in the aggregates, کان کني, ۽ ريسائيڪلنگ انڊسٽريز, tasked with efficiently reducing large rocks and ore into smaller, وڌيڪ منظم انداز. Their robust design and unique operating principle make them ideal for secondary, ٽئين, ۽ quaternary کرشنگ مرحلن. Understanding how a cone crusher functions reveals the elegant engineering behind its powerful size reduction capability.
بنيادي اصول: کمپريشن کرشنگ
Unlike impact crushers that use sudden force to break material, cone crushers operate primarily through compression. Material is squeezed between two heavy surfaces – a moving element and a stationary element – until it fractures along natural fault lines.
اجزاء:
1. منٿ: This is the moving conical surface attached to the main shaft (سنسڪرت). It gyrates within the concave.
2. مقدر (Bowl Liner): This is the stationary outer surface, often shaped like an inverted cone. It provides the surface against which the mantle crushes the material.
3. مکيه شافٽ & Eccentric Assembly: The heart of the motion. The main shaft is mounted off-center within a large eccentric bushing or gear. As this eccentric rotates (driven by belts/pulleys or directly by a motor), it imparts an oscillating, gyratory motion to the mantle attached to the top of the shaft.
4. ڪرشنگ ڪمرو: The space formed between the mantle and concave where rock is compressed and broken.
5. Feed Hopper/Distributor: Guides incoming material evenly into the crushing chamber around the top of the mantle.
6. هائيڊولڪ سسٽم (Modern Crushers): Provides several critical functions:
Adjusting the Crusher Setting (سي ايس ايس - بند طرف سيٽنگ): By raising or lowering the main shaft assembly hydraulically, operators can increase or decrease the gap at the bottom discharge point between the mantle and concave. This directly controls the size of the crushed product output.
اوور لوڊ تحفظ (ٽراپ ڇڏڻ): If uncrushable material (ڌاتو ڌاتو) enters, powerful hydraulic cylinders allow the entire upper assembly (mantle and shaft) to lift slightly ("tramp"), opening wider than usual to eject the object before lowering back automatically to its set position.
Clearing Blockages ("غار صاف ڪرڻ"): Allows rapid lowering of the main shaft to open up
