CN106964469A - Wollastonite processing production line - Google Patents

Abstract

The invention relates to a wollastonite beneficiation production line, which includes a crushing and grading system, the crushing and grading system includes a first jaw crusher, and the discharge port of the first jaw crusher is connected to the second jaw crusher through a first conveyor belt The feed port of the second jaw crusher is connected to the feed port of the first vibrating screen, and the discharge port of the first vibrating screen is connected to the first ore stacking area through the second conveyor belt. Below the screen cloth of the first vibrating screen is provided with a third conveyor belt, the third conveyor belt is connected to the feed port of the second vibrating screen, the discharge port of the second vibrating screen is connected to the second ore stacking area, and the second There is a third ore stacking area under the screen of the vibrating screen. This beneficiation method is a combination of mechanical transportation and hand selection. The beneficiation production line is simple and easy to operate. Different beneficiation methods are used for ores of different specifications, which can improve efficiency, increase beneficiation rate and Mining speed. The object of the present invention is to disclose a wollastonite beneficiation production line. The beneficiation method is a combination of mechanical conveying and manual beneficiation. Different specifications of ore adopt different beneficiation methods, which can improve efficiency, beneficiation rate and beneficiation speed.

Description

Wollastonite beneficiation production line

technical field

The invention relates to an ore beneficiation production line, in particular to a wollastonite beneficiation production line.

Background technique

The proven minerals in Lianzhou mainly include coal, iron, manganese, copper, molybdenum, lead, zinc, antimony, tin, tantalum, phosphorus, arsenic, wollastonite, dolomite, marble, granite, talc, There are 23 kinds of graphite, gypsum, etc., among which the coal reserves amount to 80 million tons, mainly distributed in Jiupi, Longping, Baoan and other towns; the manganese ore reserves reach 4 million tons, which is the largest manganese ore producing area in Guangdong, mainly distributed in the West Bank, Xingzi, Dalubian and other towns; wollastonite reserves amount to 550 million tons, which is the only producing area in Guangdong Province; marble (calcium carbonate) reserves reach 7.8 billion tons, and its grade and purity are the highest in the country, which is a unique characteristic resource; silica fume Stone and marble (calcium carbonate) are mainly distributed in Xijiang, Longping, Xingzi, Dalubian and other towns.

The associated minerals of wollastonite in Lianzhou are mainly silicon dioxide and calcium carbonate. These two associated minerals and wollastonite are both silicates, and they are similar in color and specific gravity. There are wollastonite ores abroad. After pulverization, impurities such as garnet are removed through multiple beneficiation, and then silicon dioxide and calcium carbonate are gradually removed by chemical substances, magnetic separation or flotation. However, this beneficiation process is complicated and expensive.

Application publication number CN102239014A, application publication date 2011-11-09, titled "Wollastonite Ore Dry Process Mineral Processing Method" invention, the present invention is used for wollastonite ore dry process mineral processing method including primary and secondary crushing ore , drying of the material, X-ray fluorescence separation of the pulverized material, classification of the material according to particle size classes, magnetic separation on a belt conveyor, magnetic separation on a roller-type separator to remove silica fume of different particle sizes Impurities in stone concentrates, grinding, and powder particles in extracted materials, the drying of the material is carried out between the primary crushing stage and the secondary crushing stage, and the X-ray fluorescence separation is carried out after the secondary crushing, Said classification according to particle size classes is carried out immediately after X-ray fluorescence separation, followed by impact crushing, magnetic separation on a belt conveyor, air finishing, followed by magnetic separation on a roller-type separator; said extracted material The powder particles are carried out in the primary crushing stage and the secondary crushing stage and the process of impact crushing ore, in which all the extracted powder particles are supplied to one roller of the roller-type magnetic separator; one or more particle sizes of silicon Limestone concentrate is dried, followed by electrostatic separation of the dried concentrate to remove impurities, followed by air finishing of the electrostatically separated product to separate it into fractions of different particle sizes; one or more With additional grinding of this product portion, followed by destaticization, the amount of wollastonite wasted is reduced and the quality of the final product is improved.

Application publication number CN205761642U, application publication date 2016-07-06, a utility model named "Wollastonite Ore Crushing and Separating System", including a jaw crusher, a vibrating screen, a hoist and a cyclone crusher, the jaw crusher The outlet of the machine is connected to the vibrating screen through a pipeline. The vibrating screen is provided with an upper discharge port and a lower discharge port, and the vibrating screen is provided with a screen and a conveying device below the screen. Correspondingly connected to the upper discharge port, the first conveying device is correspondingly connected to the lower discharge port, a second conveying device is arranged at the upper discharge port, and a third conveying device is provided at the lower discharge port, so The second conveying device is connected to the hoist, and the upper end of the hoist is connected to the cyclone crusher.

Contents of the invention

The purpose of the present invention is to disclose a wollastonite beneficiation production line. The beneficiation method is a combination of mechanical conveying and hand selection. The beneficiation production line is simple and easy to operate. Different specifications of ores adopt different beneficiation methods, which can improve efficiency, improve beneficiation rate and Mining speed.

Realize the technical scheme of wollastonite beneficiation production line described in the present invention is:

The wollastonite beneficiation production line includes a crushing and grading system, the crushing and grading system includes a first jaw crusher, and the discharge port of the first jaw crusher is connected to the feed of the second jaw crusher through a first conveyor belt The discharge port of the second jaw crusher is connected to the feed port of the first vibrating screen, and the discharge port of the first vibrating screen is connected to the first ore storage area through the second conveyor belt. Below the screen cloth of the sieve is provided with a third conveyor belt, the third conveyor belt is connected to the feed port of the second vibrating screen, the discharge port of the second vibrating screen is connected to the second ore stacking area, and the There is a third ore storage area under the screen.

Further, the wollastonite beneficiation production line also includes a waste ore crushing system, the waste ore crushing system includes two fourth conveyor belts, and the fourth conveyor belts are sequentially connected to the fifth conveyor belt, the sixth conveyor belt and the seventh conveyor belt, so The seventh conveyor belt is connected to the eighth conveyor belt, one end of the eighth conveyor belt is connected to the first outlet of the double-layer vibrating screen, the other end of the eighth conveyor belt is connected to the inlet of the cone crusher, and the outlet of the cone crusher is There is a ninth conveyor belt below the feed port, the ninth conveyor belt is connected to the tenth conveyor belt, the tenth conveyor belt is connected to the feed port of the double-layer vibrating screen, and the second discharge port of the double-layer vibrating screen is connected to the eleventh conveyor belt , the eleventh conveyor belt is connected to the feed port of the impact breaker, and the discharge port of the impact breaker is connected to the ninth conveyor belt.

Further, the wollastonite beneficiation production line also includes a quality inspection platform, and the quality inspection platform is provided with six twelfth conveyor belts, one end of the twelfth conveyor belt is connected to the feeder, and the other end of the twelfth conveyor belt is connected to The fourth ore storage area.

Further, a feeder is provided between the inlet of the first jaw crusher, the outlet of the first jaw crusher, the sixth conveyor belt and the seventh conveyor belt.

Further, the lower part of the screen of the double-layer vibrating screen is connected to the hanging mobile conveyor belt through the thirteenth conveyor belt and the fourteenth conveyor belt.

Further, the diameter of the screen mesh of the first vibrating sieve is 3CM, and the diameter of the screen mesh of the second vibrating sieve is 0.8CM.

Further, the first vibrating screen and the second vibrating screen both include four legs, two of which are shorter than the other two legs, the screen is installed on the legs, and the two sides of the screen are connected As for the baffle plate, a spring is also arranged between the screen and the feet, and a vibrating device is arranged on the screen, and the vibrating device is connected to a motor.

Further, both the first jaw crusher and the second jaw crusher include support steel, a feeder is provided above the support steel, a crusher is provided below the feeder, and a crusher is provided below the crusher. Equipped with a hopper.

Description of drawings

Fig. 1 is the layout diagram of the wollastonite beneficiation production line of the present invention;

Fig. 2 is the layout diagram of the crushing and grading system in the wollastonite beneficiation production line of the present invention;

Fig. 3 is the layout diagram of the waste ore crushing system in the wollastonite beneficiation production line of the present invention;

Fig. 4 is the layout diagram of the quality inspection platform in the wollastonite beneficiation production line of the present invention;

Fig. 5 is the front view of vibrating screen in wollastonite beneficiation production line of the present invention;

Fig. 6 is the front view of the jaw crusher in the wollastonite beneficiation production line of the present invention;

The names of the components marked in the figure are as follows:

11. First jaw crusher; 12. Second jaw crusher; 13. Support steel; 14. Feeder; 15. Crusher; 16. Discharge hopper; 21. First conveyor belt; 22. Second conveyor belt ;23, the third conveyor belt; 24, the fourth conveyor belt; 25, the fifth conveyor belt; 26, the sixth conveyor belt; 27, the seventh conveyor belt; 28, the eighth conveyor belt; 29, the ninth conveyor belt; 210, the tenth conveyor belt; 211 , the eleventh conveyor belt; 212, the twelfth conveyor belt; 213, the thirteenth conveyor belt; 214, the fourteenth conveyor belt; 31, the first vibrating screen; 32, the second vibrating screen; 33, the legs; 34, the screen ;35, baffle plate; 36, spring; 37, vibration device; 38, motor; 41, the first ore stacking area; 42, the second ore stacking area; 43, the third ore stacking area; 44, the fourth ore stacking area ;5. Double-layer vibrating screen; 6. Cone crusher; 7. Impact crusher; 8. Feeding machine; 9. Hanging mobile conveyor belt.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Embodiment: A wollastonite beneficiation production line includes a crushing and grading system, the crushing and grading system includes a first jaw crusher 11, and the first jaw crusher 11 breaks the raw ore into about 30 cm ore, and completes head crushing , the discharge port of the first jaw crusher 11 is connected to the feed port of the second jaw crusher 12 through the first conveyor belt 21, and there are employees on both sides of the first conveyor belt 21 to select the crushed ore. The second jaw crusher 12 crushes the selected ore into about 10 cm ore to complete the second breaking. The discharge port of the second jaw crusher 12 is connected to the feed port of the first vibrating screen 31, and the first The discharge port of the vibrating screen 31 is connected to the first ore stacking area 41 through the second conveyor belt 22, and the third conveyor belt 23 is arranged below the screen cloth of the first vibrating screen 31, and the third conveyor belt 23 is connected to the second vibrating screen 32 The feed port of the second vibrating screen 32 is connected to the second ore stacking area 42, and the third ore stacking area 43 is provided under the screen of the second vibrating screen 32, through which the first vibrating screen 31 And the second vibrating screen 32 classifies the ore after the second crushing, and the ore with different specifications will enter into different ore storage areas.

The wollastonite beneficiation production line also includes a waste ore crushing system, the waste ore crushing system includes two fourth conveyor belts 24, and employees are arranged on both sides of the fourth conveyor belt 24 to select ores, and the fourth conveyor belt 24 Connect the fifth conveyor belt 25, the sixth conveyor belt 26 and the seventh conveyor belt 27 in turn, the seventh conveyor belt 27 connects the eighth conveyor belt 28, and one end of the eighth conveyor belt 28 connects the first discharge port of the double-layer vibrating screen 5, so The other end of the eighth conveyor belt 28 is connected to the feed port of the cone crusher 6, and the ninth conveyor belt 29 is arranged below the discharge port of the cone crusher 6, and the ninth conveyor belt 29 is connected to the tenth conveyor belt 210. The tenth conveyor belt 210 is connected to the feed port of the double-layer vibrating screen 5, and the second discharge port of the double-layer vibrating screen 5 is connected to the eleventh conveyor belt 211, and the eleventh conveyor belt 211 is connected to the feed port of the impact breaker 7. The discharge port of the impact crusher 7 is connected to the ninth conveyor belt 29. After the employees select the useful ore on the fourth conveyor belt 24, the waste ore is transported to the cone crusher 6 for crushing through the conveyor belt, and the crushed waste ore is transported through the conveyor belt. On the double-layer vibrating screen 5, the first outlet of the double-layer vibrating screen 5 is connected to the cone crusher 6, and the waste ore coming out of the first outlet of the double-layer vibrating screen 5 has a relatively large specification, and the cone crusher 6 is also required. For crushing, the second outlet of the double-layer vibrating screen 5 is connected to the impact crusher 7 through the conveyor belt, and the waste ore is made into sand in the impact crusher 7, and the outlet of the impact crusher 7 is connected to the feed port of the double-layer vibrating screen 5 , so as to form a cycle, in this cycle, it is known that the waste ore can leave from the screen cloth below the double-layer vibrating screen 5 after it has become fine sand completely.

The wollastonite beneficiation production line also includes a quality inspection platform, the quality inspection platform is provided with six twelfth conveyor belts 212, one end of the twelfth conveyor belt 212 is connected to the feeder 8, and the twelfth conveyor belt 212 is another One end is connected to the fourth ore storage area 44 , and the employees in the quality inspection platform further select the ores, and the ores that are completely fine will enter the fourth ore storage area 44 .

A feeder 8 is provided between the feed inlet of the first jaw crusher 11, the discharge port of the first jaw crusher 11, the sixth conveyor belt 26 and the seventh conveyor belt 27, and the feeder 8 is used for It is used to supply the ore uniformly and quantitatively to the receiving equipment.

The bottom of the screen of the double-layer vibrating screen 5 is connected to the hanging mobile conveyor belt 9 through the thirteenth conveyor belt 213 and the fourteenth conveyor belt 214, and the hanging mobile conveyor belt 9 is convenient for loading the final sand making product.

The diameter of the screen mesh of the first vibrating screen 31 is 3CM, and the diameter of the screen mesh of the second vibrating screen 32 is 0.8CM.

The first vibrating screen 31 and the second vibrating screen 32 all include four legs 33, wherein two legs 33 are shorter than the other two legs 33, the screen 34 is installed on the legs 33, the screen Both sides of the net 34 are connected with baffles 35 , and a spring 36 is provided between the screen 34 and the legs 33 , and a vibrating device 37 is provided on the screen 34 , and the vibrating device 37 is connected to a motor 38 .

Both the first jaw crusher 11 and the second jaw crusher 12 include a support steel 13, a feeder 14 is arranged above the support steel 13, and a crusher 15 is arranged below the feeder 14, so A discharge hopper 16 is provided below the crusher 15 .

The working principle of this embodiment: the raw ore enters the first jaw crusher 11 through the feeder 8 for head crushing, and the raw ore is broken into about 30 cm, and the crushed ore is transported on the first conveyor belt 21, and the transportation process Through manual selection, the ores smaller than 30CM are picked out. A considerable part of the selected ores has a wollastonite ore size of about 30CM and less impurity components. This part of the ore enters the second jaw crusher 12 for secondary crushing. The ore of about 30 cm is crushed into lump ore mainly of 10 cm. After the second crushing, the ore of various specifications and debris powder are mixed together to cover the raw ore. The ore is divided into three specifications by the first vibrating screen 31 and the second vibrating screen 32 : 0-0.8CM, 0.8-3CM, 3-10CM, of which 0-0.8CM particles are directly piled up to make tailings products; 0.8-3CM ore, small pieces of wollastonite are more than calcium carbonate, silicon dioxide The proportion is more, so the method of reverse selection is adopted for mineral processing, that is, to pick out a small amount of associated ore, and let the remaining small pieces of wollastonite flow directly into the storage; Separation, lay flat on the fourth conveyor belt 24 and flow through at a constant speed. The beneficiation at this stage is to select useful ores and classify them, which can be roughly divided into fibrous, dense, small pieces of ore with a small amount of silicon dioxide, and carry out different processes respectively. In the next processing procedure, the selected tailings are directly transported to the waste ore crushing system to manufacture ceramic body raw materials accepted by the market.

The beneficial effects of the present invention are as follows: 1) The mineral processing production line adopts different mineral processing methods for ores of different specifications, which can improve efficiency, improve the mineral processing rate and mineral processing speed; Select the excellent process of utilizing associated ore and comprehensively utilizing ore. On the flowing conveyor belt, it can simultaneously pick up fibrous ore, dense ore, and pure white calcium carbonate, and classify them in real time; 3) The equipment configuration fully considers the mechanical The path direction of type selection and process, the purpose of the whole process is clear, to serve for more and faster selection of wollastonite mines, while considering the consistency of quality inspection and tailings treatment. It greatly reduces the cost of beneficiation and improves the comprehensive utilization rate of raw ore.

Claims (8)

1. including broken hierarchy system, the broken hierarchy system includes the first jaw crusher, first jaw crusher Discharging opening pass through the charging aperture that the first conveyer belt connects the second jaw crusher, the discharging opening of second jaw crusher connects The charging aperture of the first vibratory sieve is connect, the discharging opening of first vibratory sieve connects the first ore laydown area by the second conveyer belt, The 3rd conveyer belt is provided with below the screen cloth of first vibratory sieve, the 3rd conveyer belt connects the charging aperture of the second vibratory sieve, The discharging opening of second vibratory sieve connects and is provided with the 3rd ore below the second ore laydown area, the screen cloth of second vibratory sieve Laydown area.

2. wollastonite processing production line according to claim 1, it is characterised in that also including abandoned mine crushing system, described useless Ore deposit crushing system includes two article of the 4th conveyer belt, and the 4th conveyer belt is sequentially connected the 5th conveyer belt, the 6th conveyer belt and the Seven conveyer belts, the 7th conveyer belt connects the 8th conveyer belt, the first of described 8th conveyer belt one end connected double-layer vibratory sieve Discharging opening, the 8th conveyer belt other end is connected below the charging aperture of gyratory crusher, the discharging opening of the gyratory crusher Provided with the 9th conveyer belt, the 9th conveyer belt connects the tenth conveyer belt, the tenth conveyer belt connected double-layer vibratory sieve charging Mouthful, the second discharging opening of the double-deck screen shale shaker connects the 11st conveyer belt, and the 11st conveyer belt connects entering for impact cutting Material mouth, the discharging opening of the impact cutting connects the 9th conveyer belt.

3. wollastonite processing production line according to claim 1, it is characterised in that also including quality inspection platform, the quality inspection is put down Platform connects feeding machine, the 12nd conveyer belt other end provided with six article of the 12nd conveyer belt, described 12nd conveyer belt one end Connect the 4th ore laydown area.

4. wollastonite processing production line according to claim 1, it is characterised in that the charging of first jaw crusher Feeding machine is equipped between mouth, the discharging opening of the first jaw crusher, the 6th conveyer belt and the 7th conveyer belt.

5. wollastonite processing production line according to claim 1, it is characterised in that logical below the screen cloth of the double-deck screen shale shaker Cross the 13rd conveyer belt and the 14th conveyer belt connection suspension type moving conveyor belt.

6. wollastonite processing production line according to claim 1, it is characterised in that the screen cloth mesh of first vibratory sieve A diameter of 3CM, a diameter of 0.8CM of the screen cloth mesh of second vibratory sieve.

7. wollastonite processing production line according to claim 1, it is characterised in that first vibratory sieve and the second vibratory sieve Include four supporting legs, two of which supporting leg is shorter than two other supporting leg, and the screen cloth is arranged on supporting leg, the screen cloth both sides Baffle plate is connected, spring is additionally provided between the screen cloth and leg, the screen cloth is provided with vibrating device, the vibrating device connection Motor.

8. wollastonite processing production line according to claim 1, it is characterised in that first jaw crusher and second Hubei Province Formula disintegrating machine, which includes being provided with above supporting steel, the supporting steel below batcher, the batcher, is provided with disintegrating machine, described broken Discharge bucket is provided with below broken machine.