2012年9月24日星期一

The Calculation of the Determination of Hammerhead


Since the hammerhead of the hammer crusher is hung on the hammer plate by the hinge joint, correctly choosing the hammerhead is very important for the crushing efficiency and energy consumption of the hammer crusher. If the hammerhead is too small, it may can not meet the requirements to crush the materials for once. If the hammerhead is too large, the useless power may be consumed too much. As a result, the weight of the hammerhead must meet the requirements that the materials can be crushed for once. In addition, the useless should be up to the minimum and the hammerhead should not fall down backward. The weight of the hammerhead is also a very important parameter to extend the service life of the hammerhead and reduce the metal consumption.
If the weight of the hammerhead is appropriate, the hammerhead can crush the materials for once. If the selection of the weight of the hammer crusher is not right, you will only get half the result with twice the effort. The weight of the hammerhead should be chosen according to the shape of the hammerhead and the production capacity of the hammer crusher.
According to the principle of conservation of momentum, there must be speed loss after the hammerhead combats the materials. If the hammerhead strikes the material blocks, there will be lots of speed loss. At this time, the kinetic energy of the hammerhead will reduce due to the reduction of the speed. When the hammerhead meets the materials next time, it will pass quickly but can not crush the materials. Therefore, the production capacity will be reduced and the useless power will be increased. In order to make the falling down generated after the hammerhead strikes the materials can quickly restore to the normal working position under the action of the centrifugal force, the speed loss of the hammerhead should not be too much. According to actual practice, the speed loss of the hammerhead should be 40% to 60%.
The solid even broken hammer plate and the number of the hammerhead on the crushing plate of the hammer crusher should be determined by the feeding size and the particle size of the product size. When the bulk materials are crushed, the number of the crushing blocks should be small.
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Impact breaker : http://www.china-crusher.com/impact-breaker1.html
Vibrating screen : http://www.ore-machine.com/circular-screen.html

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