CN113019652A - Production equipment and production method of mineral powder for glass fiber production - Google Patents
Production equipment and production method of mineral powder for glass fiber production Download PDFInfo
- Publication number
- CN113019652A CN113019652A CN202110245704.5A CN202110245704A CN113019652A CN 113019652 A CN113019652 A CN 113019652A CN 202110245704 A CN202110245704 A CN 202110245704A CN 113019652 A CN113019652 A CN 113019652A
- Authority
- CN
- China
- Prior art keywords
- crushing
- mineral powder
- crusher
- production
- homogenization
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000843 powder Substances 0.000 title claims abstract description 84
- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract description 75
- 239000011707 mineral Substances 0.000 title claims abstract description 75
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 53
- 239000003365 glass fiber Substances 0.000 title claims abstract description 29
- 238000007380 fibre production Methods 0.000 title claims abstract description 11
- 239000000428 dust Substances 0.000 claims abstract description 46
- 238000000265 homogenisation Methods 0.000 claims abstract description 44
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 36
- 238000000034 method Methods 0.000 claims abstract description 28
- 229910052742 iron Inorganic materials 0.000 claims abstract description 18
- 239000004575 stone Substances 0.000 claims description 48
- 238000000227 grinding Methods 0.000 claims description 32
- 239000000463 material Substances 0.000 claims description 23
- 239000011435 rock Substances 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 2
- 230000008569 process Effects 0.000 abstract description 15
- 208000028571 Occupational disease Diseases 0.000 abstract description 3
- 238000003912 environmental pollution Methods 0.000 abstract description 3
- 238000003756 stirring Methods 0.000 abstract description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 2
- 239000001301 oxygen Substances 0.000 abstract description 2
- 229910052760 oxygen Inorganic materials 0.000 abstract description 2
- 238000012797 qualification Methods 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 239000007787 solid Substances 0.000 description 8
- 239000007789 gas Substances 0.000 description 7
- 238000000926 separation method Methods 0.000 description 5
- 238000002156 mixing Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000010409 ironing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/16—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts
- B03C1/18—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts with magnets moving during operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
Abstract
The invention provides a production device and a production method of mineral powder for glass fiber production, wherein the production method comprises the following steps: the method comprises the following steps of sequentially crushing raw ores according to a preset proportion for n times, wherein n is a positive integer larger than 2, and carrying out homogenization treatment at least once between every two adjacent crushing. The scheme provided by the invention is adopted to produce the mineral powder, and the environmental pollution and occupational diseases of workers caused by overlarge dust are effectively avoided through multiple times of dust removal; iron filings generated in the ore can be sufficiently removed through multiple deironing, so that the quality of the mineral powder and the qualification rate of the subsequently produced glass fiber are improved; in addition, multiple homogenization processes are set in the multistage crushing process, so that the formula proportion of the mineral powder is more uniform, the problems of different mineral powder components and different COD (chemical oxygen demand) in different areas in the cabin caused by uneven stirring of the mineral powder are avoided, and the quality of glass fiber products produced subsequently is further effectively ensured.
Description
Technical Field
The invention relates to the technical field of glass fiber raw material production, in particular to production equipment and a production method of mineral powder for glass fiber production.
Background
In the production process of mineral powder for producing glass fiber, different mineral powder products have different index requirements on components, strength, COD and the like, and the indexes are closely related to the types of ores, product formulas, production methods, production equipment and the like. Among them, production equipment plays an important role.
At present, mineral powder production equipment for glass fiber production has the defects of simple and extensive production method and production flow, uneven granularity of mineral powder, frequent introduction of impurities such as scrap iron and the like in the links of ore production and crushing, uneven mixing of mineral powder, inadequate control of dust in production environment and the like. In order to ensure the product quality and the product productivity, improve the mixing uniformity of the mineral powder, reduce the environmental pollution caused by dust and the occupational disease harm to production workers, more advanced production equipment and technology need to be developed.
Disclosure of Invention
The present invention is directed to solving the problems described above. An object of the present invention is to provide a production apparatus and a production method of mineral powder for glass fiber production that solve any of the above problems. Particularly, the invention provides production equipment and a production method which can improve the quality and the capacity of mineral powder, improve the mixing uniformity of the mineral powder and reduce impurities and dust.
According to a first aspect of the present invention, there is provided a method for producing mineral powder for glass fiber production, the method comprising: the method comprises the following steps of sequentially crushing raw ores according to a preset proportion for n times, wherein n is a positive integer larger than 2, and carrying out homogenization treatment at least once between every two adjacent crushing.
The method comprises the following steps of crushing raw ores according to a preset proportion for n times in sequence, wherein the crushing method comprises the following steps:
the first crushing, primary crushing is carried out on raw ores in a preset proportion, primary stones with the granularity less than or equal to 10cm are collected, and pre-homogenization treatment is carried out;
performing secondary crushing, namely performing secondary crushing on the primary stone material, collecting secondary stone material with the granularity less than or equal to 5cm, and performing secondary homogenization treatment;
crushing for the third time, homogenizing the second-level stone material for the third time, grinding, and collecting mineral powder with the granularity of 325 meshes being less than or equal to 1%;
and homogenizing and storing, namely homogenizing the mineral powder for the fourth time, performing dust removal treatment, and warehousing and storing.
Before the primary stone, the secondary stone and the mineral powder are collected, iron removal and dust removal are carried out at least once.
Wherein the primary crushing adopts a jaw crusher, the secondary crushing adopts a cone crusher, and the third crushing adopts a grinding mill.
The crushing capacity of the crushing device adopted in the primary crushing is 80-160 t/h, the power is 55kw, the crushing capacity of the crushing device adopted in the secondary crushing is 100-240 t/h, the power is 220kw, the grinding capacity of the device adopted in the grinding is 10-16 t/h, and the pressure difference is 1.5-6.0 kpa.
Wherein the homogenization time of each homogenization treatment is 30-90 min.
According to another aspect of the invention, the invention also provides a production plant of mineral powder for glass fiber production, which is used for realizing the production method.
Wherein, production facility is including the first breaker, second breaker, rubbing crusher, collector and the finished product storehouse that communicate the setting in proper order, still including set up first breaker with pre-homogenization storehouse between the second breaker, be located the second breaker with rubble storehouse between the rubbing crusher, be located rubble storehouse with charger between the rubbing crusher, be located the collector with homogenization storehouse between the finished product storehouse.
Wherein, first breaker with between the homogenization storehouse in advance, in advance the homogenization storehouse with between the second breaker, the second breaker with between the gravel storehouse, the gravel storehouse with all communicate through band conveyer between the feeder, just band conveyer top is provided with the de-ironing separator.
And dust collectors are arranged above the first crusher, the pre-homogenizing silo, the second crusher, the gravel bin, the collector, the homogenizing silo and the finished product bin.
The scheme provided by the invention is adopted to produce the mineral powder, and the environmental pollution and occupational diseases of workers caused by overlarge dust are effectively avoided through multiple times of dust removal; iron filings generated in the ore can be sufficiently removed through multiple deironing, so that the quality of the mineral powder and the qualification rate of the subsequently produced glass fiber are improved; in addition, multiple homogenization processes are set in the multistage crushing process, so that the formula proportion of the mineral powder is more uniform, the problems of different mineral powder components and different COD (chemical oxygen demand) in different areas in the cabin caused by uneven stirring of the mineral powder are avoided, and the quality of glass fiber products produced subsequently is further effectively ensured.
Other characteristic features and advantages of the invention will become apparent from the following description of exemplary embodiments, which is to be read in connection with the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention. In the drawings, like reference numerals are used to indicate like elements. The drawings in the following description are directed to some, but not all embodiments of the invention. For a person skilled in the art, other figures can be derived from these figures without inventive effort.
FIG. 1 is a flow chart schematically illustrating a method for producing fine ore for glass fiber production according to the present invention;
fig. 2 schematically shows a layout of the production facility of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.
The present invention provides a method and apparatus for producing mineral powder for producing glass fiber, which is described in detail below with reference to the accompanying drawings.
In order to improve the crushing quality and the homogenization quality of the mineral powder, the production method of the mineral powder for glass fiber production comprises the following steps: sequentially crushing raw ores in a preset proportion for n times, wherein n is a positive integer greater than 2, for example, performing crushing treatment for three times step by step; wherein, at least one time of homogenization treatment is carried out between every two adjacent crushing so as to fully ensure the homogenization degree of the mineral powder. Furthermore, dust removal and/or iron removal can be performed during each crushing process and during collection of the crushed powder, so that air cleanliness of the production environment is fully guaranteed, iron content in the crushed powder is reduced, quality of the mineral powder is improved, and quality and product yield of subsequently produced glass fibers are improved.
Fig. 1 is a flow chart showing a specific embodiment of a method for producing mineral powder for producing glass fibers according to the present invention, and referring to fig. 1, the method includes the steps of proportioning raw ores according to a predetermined ratio, conveying the raw ores into a crushing device, and crushing the raw ores according to the predetermined ratio for multiple times, specifically:
crushing for the first time: carrying out primary crushing on raw ores in a preset proportion, then collecting primary stones with the granularity less than or equal to 10cm after crushing, and carrying out pre-homogenization treatment on the collected primary stones;
and (3) crushing for the second time: carrying out secondary crushing on the primary stone, then collecting secondary stone with the granularity less than or equal to 5cm, and carrying out secondary homogenization treatment on the secondary stone;
and (3) crushing for the third time: after the second-level stone is homogenized for the third time, grinding treatment is carried out, and then the ground mineral powder with the granularity of 325 meshes less than or equal to 1 percent is collected; wherein, the weight of the mineral powder passing through a 325-mesh sieve accounts for the proportion of less than or equal to 1 percent of the total weight, and the weight is used for measuring the granularity of the mineral powder;
homogenizing and storing: and homogenizing the mineral powder for the fourth time, dedusting, and warehousing and storing.
Wherein, before collecting the primary stone material, the secondary stone material and the mineral powder, the iron removal and the dust removal are respectively carried out at least once. Iron remover is used for removing iron from stones or mineral powder at all levels, so that scrap iron generated in the crushing process is removed fully, and the condition that the scrap iron enters mineral powder finished products to cause changes of glass fiber formula components and irreparable influence on the overall performance and quality of glass fiber is avoided. Dust that produces is got rid of and is collected through the dust collector in to the ore crushing and the grinding process to effectively avoid the workshop to produce the raise dust, guarantee operational environment's air quality, provide the guarantee for workman's healthy.
In an alternative embodiment, the primary crushing may employ a jaw crusher for crushing large stone material; the second crushing can adopt a cone crusher for crushing secondary stones belonging to small stones; the third crushing may be performed by using a grinding mill for grinding the third homogenized secondary stone into fine ore powder.
In the invention, the crushing capacity of the crushing device used for primary crushing is 80-160 t/h, the power is 55kw, for example, a jaw crusher with the power of 55kw is used, the running rotating speed is 750r/min, the crushing capacity is 100t/h, and the granularity of the stone (namely the primary stone) after primary crushing is less than or equal to 10 cm. The crushing capacity of the crushing device adopted for the second crushing is 100-240 t/h, the power is 220kw, for example, a cone crusher with the power of 220kw is adopted, the operating current is less than 300A, the oil temperature is 16-45 ℃, the strength of 2 shock-resistant pressure gauges is 9-12 MPa and 12-15 MPa respectively, and the granularity of the secondary stone subjected to the second crushing is less than or equal to 5 cm. The grinding capacity of the device adopted for the grinding of the third crushing is 10-16 t/h, the pressure difference is 1.5-6.0 kpa, for example, a grinding mill with the grinding capacity of 12t/h is adopted, the running rotating speed is 1000-1750 r/min, the frequency of a main motor is 42-52.5 Hz, the current of the main motor is 15-30A, the current of a fan is 300-420A, the differential pressure of the grinding mill is 1.5-6.0 kpa, and the granularity of the powder ground by the grinding mill can reach 325 meshes and is less than or equal to 1%.
In order to ensure the homogenization degree of the stone or the mineral powder collected each time, the homogenization time of each homogenization treatment is 30-90 min, and the material mixing speed of the stone or the mineral powder in the collecting and blanking processes is 45 s/t.
The invention also provides a production device of the mineral powder for producing the glass fiber, which is suitable for the production method of the mineral powder for producing the glass fiber and is used for realizing the production method.
Fig. 2 shows a schematic layout of the production facility of the present invention, and referring to fig. 2, the production facility comprises a first crusher 11, a second crusher 12, a grinder 13, a collector 23 and a finished product bin 25 which are arranged in communication in sequence, and further comprises a pre-homogenizing silo 21 arranged between the first crusher 11 and the second crusher 12, a gravel silo 22 arranged between the second crusher 12 and the grinder 13, a feeder 31 arranged between the gravel silo 22 and the grinder 13, and a homogenizing silo 24 arranged between the collector 23 and the finished product bin 25, wherein the pre-homogenizing silo 21 is a place for storing the rock material and is used for pre-homogenizing the primary rock material crushed by the first crusher 11; the crushed stone bin 22 is used for carrying out secondary homogenization treatment on the secondary stone after the secondary crushing of the second crusher 12, and the feeder 31 is used for quantitatively conveying the secondary stone to the grinder 13 for grinding according to a preset conveying speed. Further, an intermediate bin 26 for the third homogenization treatment is provided between the crushed stone bin 22 and the feeder 31, and the intermediate bin 26 is also used for storing secondary stone to be pulverized. The homogenizing silo 24 is used for carrying out the fourth homogenizing treatment on the mineral powder collected after being ground by the grinder 13.
The collector 23 is a device for collecting mineral powder, and mainly uses a main fan 231 to generate negative pressure, so that qualified mineral powder in the grinding mill 13 is conveyed to the dust collector through airflow, gas and mineral powder are separated through a gas-solid separation device, air is directly discharged into the air through an exhaust fan 232, and solid mineral powder is enriched in the collector 23. For example, the gas-solid separation device can be a WPB-120 bag.
Conveying raw ores and other auxiliary materials into a first crusher 11 according to a preset proportion by utilizing equipment such as a loader and the like for primary crushing, and then collecting primary stones with the granularity of less than or equal to 10cm into a pre-homogenizing warehouse 21 for pre-homogenizing treatment; then conveying the pre-homogenized primary stone material into a second crusher 12 for secondary crushing, collecting secondary stone material with the granularity less than or equal to 5cm into a stone crushing bin 22, and performing secondary homogenization treatment; conveying the secondary stone after the second homogenization treatment into a middle bin 26 for third homogenization treatment, then uniformly conveying the secondary stone into a grinding mill 13 for full grinding through a feeding machine 31 according to a preset conveying speed and a preset quantity to obtain mineral powder with granularity meeting the requirement, and collecting the mineral powder by using a collector 23; the collected mineral powder is conveyed into a homogenizing bin for fourth homogenizing to fully ensure the homogenization degree of the mineral powder; and then conveying the fully homogenized mineral powder into a finished product bin for storage for later use.
In an alternative embodiment, the first crusher 11 may be a jaw crusher for crushing large stones and the second crusher 12 may be a cone crusher for crushing small stones.
Wherein, the belt conveyors 32 are communicated between the first crusher 11 and the pre-homogenizing silo 21, between the pre-homogenizing silo 21 and the second crusher 12, between the second crusher 12 and the gravel bin 22, and between the gravel bin 22 and the feeder 31, that is, the conveying of the stone or the mineral powder among the devices is carried out by the belt conveyors 32. In the invention, the iron remover 33 is arranged above the belt conveyor 32 and is used for removing scrap iron generated in the crushing process of stone materials or mineral powder after each crushing, so that the change of components of a glass fiber formula is avoided after the scrap iron enters the subsequent process, and the overall performance and quality of the glass fiber are reduced.
For example, the iron remover may be a magnet. Magnet low price, convenient to use has fabulous effect of getting rid of to iron fillings, has fabulous effect to the glass fiber quality that promotes follow-up production.
In the present invention, dust collectors 34 are provided above the first crusher 11, above the pre-homogenization silo 21, above the second crusher 12, above the gravel bin 22, above the collector 23, above the homogenization bin 24 and above the finished product bin 25. Because the stone is easy to generate dust in the crushing and grinding processes, the dust collector 34 is arranged and arranged on each crushing and collecting device, the production workshop can be effectively prevented from generating dust, and the ecological environment and the health of workers in the production workshop are protected.
Wherein, the collector 23 is used for collecting the qualified mineral powder after grinding, and mainly utilizes the negative pressure principle to collect. Specifically, in the production equipment of the present invention, a main blower 231 and an exhaust blower 232 are provided at the collector 23, the main blower 231 is communicated with the collector 23 to draw gas from the collector 23, so as to generate negative pressure in the collector 23, the qualified mineral powder in the grinding mill 13 is conveyed to the dust collector 34 on the collector 23 through airflow, the gas and the mineral powder are separated through a gas-solid separation device, the air is directly discharged to the air through the exhaust blower 232, and the solid mineral powder is enriched in the collector 23. In the production process, the amount of dust generated in the grinding link of the grinding machine 13 is the largest, the dust collected at the dust collector 34 above the collector 23 is the largest, and the dust at the position is isolated in the dust collector 34 to the maximum extent by arranging the main fan 231 and the exhaust fan 232, so that the dust generated in the grinding link is further reduced and dispersed into the air, and meanwhile, the collection efficiency of the mineral powder is improved.
Further, since the dust in the dust collector 34 above the collector 23 is most likely to accumulate and is all the ore powder generated in the grinding mill 13, the dust in the dust collector 34 can be directly fed into the homogenizing silo 24 for homogenization. In the embodiment shown in fig. 2, the dust collector 34 is provided with the pneumatic conveying device 35, the dust collector 34 is communicated with the homogenizing chamber 24, and the dust collected in the dust collector 34 is directly conveyed into the homogenizing chamber 24 by the pneumatic conveying device 35, so that on one hand, the dust removal effect can be prevented from being reduced due to excessive accumulation of dust in the dust collector 34, on the other hand, the dust can be fully utilized, and the collection and utilization efficiency of the mineral powder can be improved.
Further, the dust collector 34 above the homogenizing chamber 24 can also perform the function of gas-solid separation. The dust and gas conveyed into the homogenizing silo 24 are subjected to gas-solid separation through a dust collector 34 at the top of the homogenizing silo 24, the gas is discharged, and solid mineral powder is left in the homogenizing silo 24 for homogenization treatment, so that the collection and utilization rate of the mineral powder are fully ensured.
Since the mineral powder collected after grinding is powder, the transportation of the mineral powder between the collector 23 and the homogenizing silo 24 is performed by a first conveyor 41 for transporting the powder, and the transportation of the mineral powder between the homogenizing silo 24 and the finished product silo 25 is performed by a second conveyor 42 for transporting the powder. For example, the first conveyor 41 and the second conveyor 42 may both adopt a conveying gas pump, which not only has high conveying efficiency, but also can better avoid the generation of flying dust.
In an alternative embodiment, a plurality of dividing carriages (not shown) may be provided between the belt conveyor 31 after the first crusher 11 and the pre-homogenization silo 21, between the belt conveyor after the second crusher 12 and the gravel silo 22, and between the belt conveyor after the gravel silo 22 and the intermediate silo 26. The stone materials generated in each process are uniformly conveyed to the pre-homogenizing warehouse 21, the gravel bin 22 and the intermediate bin 26 through the material separating trolley, so that the stone materials in each bin are uniformly distributed, and the problem that the storage efficiency is reduced due to the fact that the stone materials are accumulated at a certain part of the warehouse because the stone materials are directly conveyed through a belt conveyor is avoided.
In addition, air pipes are arranged in the homogenizing bin 24 and the finished product bin 25, and compressed air generated by a fan is conveyed into the homogenizing bin 24 and the finished product bin 25 through the air pipes, so that mineral powder in the bins is fully stirred, the homogenization degree of the mineral powder is further ensured, and the quality problem of glass fibers caused by uneven stirring of the mineral powder is avoided.
For example, the fans supplying the compressed gas into the homogenization silo 24 and the finished product silo 25 may be separately arranged or may directly utilize the main fan 231 communicating with the collector 23.
The above-described aspects may be implemented individually or in various combinations, and such variations are within the scope of the present invention.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Finally, it should be noted that: the above examples are only for illustrating the technical solutions of the present invention, and are not limited thereto. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The production method of the mineral powder for producing the glass fiber is characterized by comprising the following steps of: the method comprises the following steps of sequentially crushing raw ores according to a preset proportion for n times, wherein n is a positive integer larger than 2, and carrying out homogenization treatment at least once between every two adjacent crushing.
2. The production method according to claim 1, wherein the crushing of the raw ore of a predetermined proportion is performed n times in sequence, comprising the steps of:
the first crushing, primary crushing is carried out on raw ores in a preset proportion, primary stones with the granularity less than or equal to 10cm are collected, and pre-homogenization treatment is carried out;
performing secondary crushing, namely performing secondary crushing on the primary stone material, collecting secondary stone material with the granularity less than or equal to 5cm, and performing secondary homogenization treatment;
crushing for the third time, homogenizing the second-level stone material for the third time, grinding, and collecting mineral powder with the granularity of 325 meshes being less than or equal to 1%;
and homogenizing and storing, namely homogenizing the mineral powder for the fourth time, performing dust removal treatment, and warehousing and storing.
3. The method as claimed in claim 2, wherein before the primary rock material, the secondary rock material and the ore powder are collected, iron and dust removal treatment is performed at least once.
4. The method of claim 2, wherein the primary crushing is performed using a jaw crusher, the secondary crushing is performed using a cone crusher, and the tertiary crushing is performed using an attritor.
5. The production method according to claim 2, wherein the crushing capacity of the crushing device used for the primary crushing is 80-160 t/h and the power is 55kw, the crushing capacity of the crushing device used for the secondary crushing is 100-240 t/h and the power is 220kw, and the grinding capacity of the device used for grinding is 10-16 t/h and the pressure difference is 1.5-6.0 kpa.
6. The production method according to claim 1, wherein the homogenization time period of each homogenization treatment is 30 to 90 min.
7. Production equipment of mineral powder for glass fiber production is characterized by being used for realizing the production method according to any one of claims 1 to 6.
8. The production plant according to claim 7, characterized in that it comprises a first crusher (11), a second crusher (12), a grinding mill (13), a collector (23) and a finished product bin (25) arranged in communication in this order, and further comprises a pre-homogenization silo (21) arranged between the first crusher (11) and the second crusher (12), a rubble bin (22) arranged between the second crusher (12) and the grinding mill (13), a feeder (31) arranged between the rubble bin (22) and the grinding mill (13), a homogenization silo (24) arranged between the collector (23) and the finished product bin (25).
9. The production plant according to claim 8, characterized in that the connection between the first crusher (11) and the pre-homogenization silo (21), the connection between the pre-homogenization silo (21) and the second crusher (12), the connection between the second crusher (12) and the gravel bin (22), and the connection between the gravel bin (22) and the feeder (31) are all connected by a belt conveyor (32), and an iron remover (33) is arranged above the belt conveyor (32).
10. The production plant according to claim 8, characterized in that dust collectors (34) are arranged above the first crusher (11), above the pre-homogenization silo (21), above the second crusher (12), above the gravel bin (22), above the collector (23), above the homogenization bin (24) and above the finished product bin (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110245704.5A CN113019652A (en) | 2021-03-05 | 2021-03-05 | Production equipment and production method of mineral powder for glass fiber production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110245704.5A CN113019652A (en) | 2021-03-05 | 2021-03-05 | Production equipment and production method of mineral powder for glass fiber production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113019652A true CN113019652A (en) | 2021-06-25 |
Family
ID=76468057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110245704.5A Pending CN113019652A (en) | 2021-03-05 | 2021-03-05 | Production equipment and production method of mineral powder for glass fiber production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113019652A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6415997B1 (en) * | 1998-08-03 | 2002-07-09 | Vetrotex France | Process and apparatus for manufacturing chopped thermoplastic fibers |
| CN1693243A (en) * | 2005-04-25 | 2005-11-09 | 泰山玻璃纤维股份有限公司 | Process for preparing pyrophyllite micropowder and its special equipment |
| CN1718748A (en) * | 2005-06-30 | 2006-01-11 | 湖北大学 | Production line of high efficiency energy saving steel slag breeze |
| CN101671115A (en) * | 2009-09-25 | 2010-03-17 | 桐乡磊石微粉有限公司 | Pyrophyllite composite micro-powder capable of lowering energy consumption and preparation method thereof |
| CN108996912A (en) * | 2018-08-09 | 2018-12-14 | 重庆远嘉矿业有限公司 | A kind of kaolin and white afrodite mixed powder formula and its production technology |
| CN109569836A (en) * | 2018-10-28 | 2019-04-05 | 王腾 | Potash feldspar ore, albite deferrization of dry process removal of impurities purifying technique and system |
| CN109592692A (en) * | 2018-12-24 | 2019-04-09 | 贺州市骏鑫矿产品有限责任公司 | A kind of potassium albite in powder production line |
| CN209076869U (en) * | 2018-09-11 | 2019-07-09 | 福建长城华兴玻璃有限公司 | Milling device is used in a kind of processing of vial |
-
2021
- 2021-03-05 CN CN202110245704.5A patent/CN113019652A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6415997B1 (en) * | 1998-08-03 | 2002-07-09 | Vetrotex France | Process and apparatus for manufacturing chopped thermoplastic fibers |
| CN1693243A (en) * | 2005-04-25 | 2005-11-09 | 泰山玻璃纤维股份有限公司 | Process for preparing pyrophyllite micropowder and its special equipment |
| CN1718748A (en) * | 2005-06-30 | 2006-01-11 | 湖北大学 | Production line of high efficiency energy saving steel slag breeze |
| CN101671115A (en) * | 2009-09-25 | 2010-03-17 | 桐乡磊石微粉有限公司 | Pyrophyllite composite micro-powder capable of lowering energy consumption and preparation method thereof |
| CN108996912A (en) * | 2018-08-09 | 2018-12-14 | 重庆远嘉矿业有限公司 | A kind of kaolin and white afrodite mixed powder formula and its production technology |
| CN209076869U (en) * | 2018-09-11 | 2019-07-09 | 福建长城华兴玻璃有限公司 | Milling device is used in a kind of processing of vial |
| CN109569836A (en) * | 2018-10-28 | 2019-04-05 | 王腾 | Potash feldspar ore, albite deferrization of dry process removal of impurities purifying technique and system |
| CN109592692A (en) * | 2018-12-24 | 2019-04-09 | 贺州市骏鑫矿产品有限责任公司 | A kind of potassium albite in powder production line |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103736663B (en) | A kind of Magnetite beneficiation method | |
| CN110961431A (en) | Online broken integrated recovery system of steel scrap | |
| CN108543616A (en) | A kind of stone classification crushing system | |
| CN102211854A (en) | Dry process scale continuous production process of quartz sand | |
| CN106669888A (en) | Efficient roller pressing grinding station and technique thereof | |
| CN202575424U (en) | Pneumatic conveyor in novel pulverizing system | |
| CN202006132U (en) | Dry method acetylene carbide conveying and decontaminating device | |
| CN102371205A (en) | Novel grinding-free process of producing micropowder | |
| CN109985713A (en) | It is a kind of for screening the device and its technique of black powder in old and useless battery | |
| CN106902959A (en) | Industrial Solid Waste and biomass fuel broken automatic gauge conveying equipment and technique | |
| CN202528353U (en) | Full-automatic multilevel separation production line for copper chops | |
| CN209035088U (en) | A kind of disassembling discarded refrigerator line with material sorting function | |
| CN201890872U (en) | Production device of refuse derived fuel (RDF) | |
| CN104875297B (en) | Fine glue powder system is produced using junked tire | |
| CN103111352A (en) | Airflow purification production line special for sericite | |
| CN201669823U (en) | Waste rubber recovering and processing device | |
| CN113019652A (en) | Production equipment and production method of mineral powder for glass fiber production | |
| CN102698853B (en) | New vertical mill grinding device | |
| CN102513202A (en) | Novel process for producing superfine powder | |
| CN103831157A (en) | Crushing device of aluminum oxide crusting block | |
| CN201848940U (en) | Minitype tyre recycling production line | |
| CN217569065U (en) | Lithium battery anode extraction automatic production line | |
| CN204638326U (en) | A kind of slag milling control system of modified node method | |
| CN210058990U (en) | Vehicle-mounted mobile intelligent dry separation coal separation device | |
| CN209866321U (en) | Safe energy-saving tailing recovery plant |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210625 |
|
| RJ01 | Rejection of invention patent application after publication |