Ore crushing technique

A technology of ore crushing and process, which is applied in the field of ore crushing technology, can solve the problems of cost increase, large space occupation, large energy consumption, etc., and achieve the effects of reducing the number of equipment, saving space, reducing energy consumption and cost

Inactive Publication Date: 2011-02-16
CHINA ENFI ENGINEERING CORPORATION
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Coarse crushing equipment, screening equipment, medium and fine crushing equipment of the traditional crushing process need to be installed in different workshops, so the products of each stage need to be transported between the workshops

Method used

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Embodiment Construction

[0022] Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals designate the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary only for explaining the present invention and should not be construed as limiting the present invention.

[0023] In the description of the present invention, the orientations or positional relationships indicated by the terms "upper", "lower" and the like are based on the orientations or positional relationships shown in the accompanying drawings, which are only for the convenience of describing the present invention and do not require that the present invention must be based on a specific Azimuth configuration and operation, therefore, should not be construed as limiting the invention.

[0024] In addition, it should be understood that in t...

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Abstract

The invention discloses an ore crushing technique, comprising the following steps: carrying out coarse crushing on crude ore so as to obtain coarse crushed ore; utilizing dual-layer sieves to carry out two-stage sieving on the crude ore so as to obtain upper ore of the upper-layer sieve, upper ore of the lower-layer sieve and lower fine ore of the lower-layer sieve; carrying out intermediate crushing on the upper ore of the upper-layer sieve so as to obtain intermediate crushed ore; carrying out fine crushing on the upper ore of the lower-layer sieve; and returning and conveying the intermediate crushed ore and the fine crushed ore to the dual-layer sieves by a conveying machine to carry out sieving. According to the ore crushing technique, a device for implementing the technique has the advantages of simple structure, less equipment quantity, low cost and high efficiency.

Description

technical field [0001] The invention belongs to the technical field of ore dressing, in particular to an ore crushing process. Background technique [0002] In the traditional beneficiation process, the raw ore extracted from the mine usually goes through multiple crushing processes, and then undergoes grinding and sorting. The traditional ore crushing process is usually divided into several processes, which are carried out in different workshops. For example, the raw ore is coarsely crushed by the coarse crusher in the coarse crushing workshop, and then transported to the screening workshop for screening. When there are many grades, there are usually two processes of pre-screening and inspection screening. Different screening machines are usually used for pre-screening and inspection screening. The coarse crushed ore is pre-screened first, and the pre-screened ore is transported to the medium and fine crushing workshops for secondary crushing through the secondary crusher....

Claims

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Application Information

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IPC IPC(8): B02C23/08B02C21/00
Inventor 邓朝安刘俊王少青唐广群常亮亮
Owner CHINA ENFI ENGINEERING CORPORATION
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