CN112474000A - Production line of high-purity optical coating silicon dioxide - Google Patents

Production line of high-purity optical coating silicon dioxide Download PDF

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Publication number
CN112474000A
CN112474000A CN202011525122.4A CN202011525122A CN112474000A CN 112474000 A CN112474000 A CN 112474000A CN 202011525122 A CN202011525122 A CN 202011525122A CN 112474000 A CN112474000 A CN 112474000A
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China
Prior art keywords
magnetic separation
unit
plate
crushing
roller
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Pending
Application number
CN202011525122.4A
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Chinese (zh)
Inventor
李晨
李洪亮
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Jiangsu Micro Nano Film Technology Co Ltd
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Jiangsu Micro Nano Film Technology Co Ltd
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Priority to CN202011525122.4A priority Critical patent/CN112474000A/en
Publication of CN112474000A publication Critical patent/CN112474000A/en
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    • 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
    • B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04—Cleaning involving contact with liquid
    • B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
    • B08B3/102—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration with means for agitating the liquid
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/113—Silicon oxides; Hydrates thereof
    • C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)

Abstract

The production line of the high-purity optical coating silicon dioxide comprises a first-stage crushing unit, a first conveying belt unit, a second-stage crushing unit, a second conveying unit, a first-stage magnetic separation unit, a third magnetic separation conveying unit, a transfer unit, a fourth conveying belt unit, a cleaning unit, a third-stage vibration magnetic separation unit, a fifth conveying belt unit and a drying unit. According to the production line of the high-purity optical coated silica, the fixed quartz raw material is subjected to primary crushing and secondary fine crushing respectively and then is sent to the high-precision intelligent magnetic separator, the metal-containing particles in the waste quartz particles are adsorbed and discharged by the strong magnetic field in the magnetic separator for three times, the quartz particles left after the metal-containing quartz particles are removed are sent to the washing machine, and the high-purity optical coated silica can be obtained through reasonable process setting. The process has reasonable structural design and is easy to produce. The production process has high automation degree and high working efficiency.

Description

Production line of high-purity optical coating silicon dioxide
Technical Field
The invention belongs to the technical field of silicon dioxide production, and particularly relates to a production line of high-purity optical coating silicon dioxide.
Background
The high-purity silicon dioxide has excellent physical and chemical properties, high hardness, high temperature resistance, corrosion resistance, low conductivity, good wave-transmitting performance and stable performance. Especially, the internal molecular chain structure, the crystal shape and the lattice change rule thereof lead the material to have small thermal expansion coefficient, high insulation, piezoelectric effect, resonance effect and unique optical characteristics, and the material is more and more widely applied in the fields of a plurality of high-tech fields such as novel electric light sources, microelectronics, high-insulation sealing, aerospace, national defense and military industry and the like.
With the rapid development of high and new technology industries such as optical fiber industry, electronic industry, microelectronic industry and the like, the requirement for high-purity ultrafine silicon dioxide is higher and higher, and the demand is also higher and higher. At present, most of raw materials for manufacturing the quartz micro powder are high-quality natural quartz mineral aggregates, and the process flow is as follows: raw material → coarse crushing → medium crushing → acid washing → water washing → drying → dry method superfine crushing → classification → product. However, the raw quartz ores in all parts of the country have different grades and very different impurity contents, and the purity of the high-purity superfine quartz powder prepared by adopting the traditional process is not easy to guarantee. Meanwhile, the processing of quartz products is also a famous household with large energy consumption, and a large amount of electric energy and heat energy are needed in the traditional process, so that a large amount of coal and natural gas are needed to be consumed.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to provide a production line of high-purity optical coated silica, which solves the problems that in the prior art, the purity of the produced silica cannot be ensured and a large amount of energy is wasted due to unreasonable equipment arrangement in the process of preparing silica by using quartz.
The technical scheme is as follows: the invention provides a production line of high-purity optical coated silica, which comprises a first-stage crushing unit, a first conveying belt unit, a second-stage crushing unit, a second conveying unit, a first-stage magnetic separation unit, a third magnetic separation conveying unit, a transfer unit, a fourth conveying belt unit, a cleaning unit, a third-stage vibration magnetic separation unit, a fifth conveying belt unit and a drying unit, wherein the first-stage crushing unit, the first conveying belt unit, the second-stage crushing unit, the second conveying unit, the first-stage magnetic separation unit, the third magnetic separation conveying unit, the transfer unit, the fourth conveying belt unit, the cleaning unit, the third-stage vibration magnetic separation unit, the fifth conveying belt unit and the drying unit are sequentially arranged according; wherein the primary crushing unit comprises a primary quartz feeding hole, a quartz feeding box, a stirring assembly, a quartz primary crushing assembly, a primary crushing platform and a material receiving plate I, the first-stage quartz feed port is fixedly arranged at the upper end part of the quartz feed box, the quartz feed box is arranged on the first-stage crushing platform, the stirring assembly is arranged on the quartz feeding box, the quartz primary crushing assembly is arranged on the primary crushing platform, and the quartz primary crushing component is positioned under the stirring component, the first material receiving plate is fixedly arranged in the lower end part of the primary crushing platform, and the material receiving plate I is obliquely arranged right below the quartz primary crushing component, one end of the conveying belt unit I is arranged in the primary crushing platform, one end of the first material receiving plate is located above the starting end of the first conveying belt unit, and the tail end of the first conveying belt unit is located right above the second-stage crushing unit.
Furthermore, in the production line of the high-purity optical coating silica, the second-stage crushing unit comprises a second-stage crushing box body, a quartz second-stage crushing assembly, a second-stage feeding hole and a second material receiving plate, the quartz second-stage crushing assembly is arranged in the second-stage crushing box body, the second-stage feeding hole is fixedly arranged at the upper end part of the second-stage crushing box body, the second material receiving plate is obliquely arranged in the second-stage crushing box body and is located below the quartz second-stage crushing assembly, and the tail end of the first conveying belt unit is located above the second-stage feeding hole.
Furthermore, in the production line of the high-purity optical coated silica, the quartz primary crushing assembly and the quartz secondary crushing assembly have the same structure, the quartz primary crushing assembly and the quartz secondary crushing unit respectively comprise a crushing driving motor, a crushing driving wheel I, a primary crushing roller I, a driven wheel II, an auxiliary crushing roller I and an auxiliary crushing roller II, a rotating shaft of the crushing driving motor is connected with a rotating shaft of the primary crushing roller I, the crushing driving wheel I is connected with the rotating shaft of the primary crushing roller I through a key, the crushing driving wheel I is meshed with the driven wheel I and the driven wheel II, the driven wheel I is connected with the rotating shaft of the auxiliary crushing roller I through a key, the driven wheel II is connected with the auxiliary crushing roller II through a key, and the central lines of the primary crushing roller I, the auxiliary crushing roller I and the auxiliary crushing roller II are positioned at three corners of a triangle, and the auxiliary crushing roller I and the auxiliary crushing roller II are positioned below the horizontal position of the main crushing roller I, the auxiliary crushing roller I and the auxiliary crushing roller II are symmetrically arranged at two sides of the main crushing roller I, the main crushing roller I is positioned under the opening I, the material receiving plate I is positioned under the auxiliary crushing roller I and the auxiliary crushing roller II, the upper end part of the material receiving plate I is connected with the inner wall of the one-level crushing platform, and the lower end part of the material receiving plate I is positioned above the starting end of the conveyer belt unit.
Further, foretell high-purity optics coating film silica's production line, one-level magnetic separation unit includes that one-level magnetic separator board, one-level magnetic separation support frame, one-level magnetic separation subassembly, quartzy material receiving box, impurity connect the workbin, the subassembly is scraped to the impurity shovel and the magnetic separation raw materials feeder hopper, the fixed setting of one-level magnetic separation support frame is on one-level magnetic separator board, the magnetic separation raw materials feeder hopper is fixed to be set up on one-level magnetic separation support frame to the magnetic separation raw materials feeder hopper is located one-level magnetic separation subassembly directly over, the one end setting of magnetic separation conveying unit three is in one-level magnetic separation subassembly, and the tip that magnetic separation conveying unit three stretched out one-level magnetic separation subassembly is located quartzy material receiving box and the top that impurity connects the workbin, the subassembly setting is scraped on.
Further, in the production line of the high-purity optical coating silica, the primary magnetic separation assembly comprises a magnetic separation roller, a magnetic separation roller driving motor, two symmetrically arranged roller supporting seats and a material collecting box, the material collecting box is fixedly arranged on the primary magnetic separation machine table, the two symmetrically arranged roller supporting seats are fixedly arranged on the material collecting box, a rotating shaft of the magnetic separation roller is arranged on the two symmetrically arranged roller supporting seats, the rotating shaft of the magnetic separation roller is connected with the magnetic separation roller driving motor, the magnetic separation roller is positioned under the magnetic separation raw material feeding hopper, one end of the magnetic separation conveying unit III is arranged in the material collecting box, an arc-shaped guide plate I and an arc-shaped guide plate II are fixedly arranged on the inner wall of the material collecting box, the arc-shaped guide plate I and the arc-shaped guide plate II are symmetrically arranged, and are quarter arcs, and a first magnetic separation opening is arranged between the first arc-shaped material guide plate and the second arc-shaped material guide plate, and the first magnetic separation opening is positioned under the magnetic separation roller.
Further, foretell high purity optical coating silica's production line, the subassembly is scraped to the impurity shovel includes scraper blade, scraper blade connecting axle, position control cylinder and V style of calligraphy connecting plate, the position control cylinder is fixed to be set up on one-level magnetic separator board to the piston rod of position control cylinder and the one end of V style of calligraphy connecting plate are articulated, the other end that position control cylinder was kept away from to V style of calligraphy connecting plate is articulated with one-level magnetic separator board, the scraper blade connecting axle sets up on V style of calligraphy connecting plate, the one end edge and the scraper blade connecting axle of scraper blade are connected to the other end edge of scraper blade and the outer wall laminating of magnetic separation roller.
Furthermore, the production line of the high-purity optical coating silica comprises a raw material transferring device, a transferring horizontal driving device and a transferring rotary driving device, wherein the transferring rotary driving device is arranged on the transferring horizontal driving device, the raw material transferring device is arranged on the transferring rotary driving device, the transferring horizontal driving device comprises a horizontal driving motor, a transferring supporting base, a first two guide rails, a guide sliding plate, a first screw rod, a first group of sliding blocks and a second horizontal supporting plate, the horizontal driving motor is fixedly arranged on the transferring supporting base and is connected with the first screw rod, the first screw rod is arranged on the transferring supporting base through a screw rod supporting base, the first group of sliding blocks are sleeved on the first screw rod, the guide sliding plate is connected with one of the first group of sliding blocks, and the guide sliding plate is sleeved on the first screw rod, the second horizontal support plate is fixedly connected with the first group of sliding blocks and the first guide sliding plate, the transfer rotation driving device is fixedly arranged on the second horizontal support plate, the first two guide rails are arranged in parallel with the first screw rod, the first two guide rails are respectively positioned on two sides of the first screw rod, and the first guide sliding plate is in sliding connection with the first two guide rails; the transferring rotary driving device comprises a rotary support frame, a rotary sliding table, a thrust ball bearing and a rotary table, the rotary support frame is fixedly arranged on the second horizontal support plate, the rotary sliding table and the thrust ball bearing are both arranged on the rotary support frame, the rotary sliding table is connected with the thrust ball bearing, the rotary table is connected with the thrust ball bearing, and the raw material transferring device is arranged on the rotary table; the raw material transfer device comprises a servo motor, a transmission gear belt, a first screw, a second screw, a first slider, a second slider, a turnover oil cylinder, a transfer lifting support plate, a transfer support frame and a transfer hopper, wherein the transfer support frame is fixedly arranged on a turntable, the servo motor is arranged on the transfer support frame through a motor support seat, the transmission gear belt is arranged at the upper end part of the transfer support frame, the servo motor is connected with the transmission gear belt, the transmission gear belt is respectively connected with the first screw and the second screw, the first screw and the second screw are arranged on the transfer support frame through a screw seat, the first slider is sleeved on the first screw, the second slider is sleeved on the second screw, the transfer lifting support plate is fixedly connected with the first slider and the second slider, and the transfer hopper is hinged with the transfer lifting support plate on the end surface far away from the first slider and the second slider, the one end of upset hydro-cylinder is articulated with the terminal surface of transporting lift backup pad and keeping away from first slider and second slider to the end is articulated with the lower tip of transporting the hopper to upset hydro-cylinder piston rod stretches out, transport lift backup pad and transport the stand sliding connection of support frame.
Further, foretell high-purity optical coating silica's production line, the cleaning unit is including wasing feed inlet, wash bowl, washing stirring rod, bin outlet, washing receipts workbin, pump and passage, it sets up the upper end at the wash bowl to wash the feed inlet, it sets up in wasing the stirring rod to wash the stirring rod, the bin outlet sets up the lower tip at the wash bowl, it is located the below of bin outlet to wash receipts workbin, pump and passage connection, the one end setting of passage is in wasing receipts workbin to the other end setting of passage is in tertiary vibration magnetic separation unit.
Further, foretell high purity optics coating film silica's production line, tertiary vibration magnetic separation unit connects flitch and tertiary magnetism to select material mouth including vibration box, a set of magnetic separation sieve that shakes, a set of tertiary magnetic separation, tertiary magnetic separation discharge gate is fixed to be set up at the lower tip of vibration box, a set of magnetic separation sieve that shakes connects flitch one-to-one setting with a set of tertiary magnetic separation to a set of magnetic separation sieve that shakes connects the flitch and all set up in the vibration box with a set of tertiary magnetic separation, the magnetic separation sieve that shakes is located tertiary magnetic separation and connects directly over the flitch, tertiary magnetic separation connects the flitch and the magnetic separation sieve that shakes all inclines to set up, a set of magnetic separation sieve that shakes is the setting of zigzag, a set of tertiary magnetic separation.
Further, in the production line of the high-purity optical coating silica, the drying unit includes a drying machine table, a drying box, an upper electric heating wire, a lower electric heating wire, an upper partition plate, a lower partition plate, a group of upper air volume adjusting components, a group of lower air volume adjusting components and a conveying component, the drying box is covered above the drying machine table, the conveying component is arranged on the drying machine table, two ends of the conveying component extend out of the drying machine table, the upper electric heating wire is arranged on the drying box, the lower electric heating wire is arranged on the drying machine table, the upper electric heating wire and the lower electric heating wire are respectively positioned above and below the conveying component, the upper partition plate is arranged in the drying machine table, the upper partition plate is positioned between the upper electric heating wire and the conveying component, the lower partition plate is arranged on the drying machine table, and the lower partition plate is positioned between the lower electric heating wire, the upper air quantity adjusting assembly is arranged on the upper partition plate, the lower air quantity adjusting assembly is arranged on the lower partition plate, a group of vent holes are formed in the upper partition plate and the lower partition plate along the conveying direction of the conveying assembly, the group of vent holes are arranged in a row, the vent holes of the upper air quantity adjusting assembly and the vent holes of the upper partition plate are arranged in a one-to-one manner, and the vent holes of the lower air quantity adjusting assembly and the vent holes of the lower partition plate are arranged in a one-to-one manner; wherein the upper air volume adjusting assembly and the lower air volume adjusting assembly respectively comprise an air cylinder, a sliding plate, a transfer plate, a roller, a first connecting rod, a second connecting rod and a wind shield, the roller is arranged on the side wall of the sliding plate, the adapter plate is connected with a piston rod of the cylinder, the adapter plate is hinged with one end of the sliding plate, one end of the connecting rod is hinged with the sliding plate, the other end of the first connecting rod is hinged with the wind shield, one end of the second connecting rod is hinged with the sliding plate, the other end of the connecting rod II is hinged with a wind shield which can be arranged in the ventilation hole, the upper partition plate and the lower partition plate are provided with roller guide plates which are positioned at the ventilation hole along the vertical direction, and the end face of the sliding plate far away from the air cylinder can be attached to the roller guide plate, sliding grooves are formed in the drying box body and the drying machine table, and the rollers are connected with the sliding grooves in a sliding mode.
The technical scheme shows that the invention has the following beneficial effects: the production line of the high-purity optical coated silica is characterized in that a fixed quartz raw material is subjected to primary crushing and secondary fine crushing respectively and then is sent to a high-precision intelligent magnetic separator, a strong magnetic field in the magnetic separator is used for three times to adsorb and discharge metal-containing particles in waste quartz particles, the quartz particles left after the metal-containing quartz particles are removed are sent to a washing machine, and high-purity water is used for washing and removing floating objects; cleaning quartz particles, sending the cleaned quartz particles into a drying box, heating the quartz particles to 1040-1060 ℃, and preserving heat and removing hydroxyl for 5.5-6.5 hours; and (3) obtaining a finished product from the quartz particles after the hydroxyl removal, and obtaining the silicon dioxide with higher purity through reasonable process setting. The process has reasonable structural design and is easy to produce. The production process has high automation degree, high working efficiency and flexible application. The working method of the production process disclosed by the invention is simple and feasible in working principle, high in automation degree of the working process, less in required manpower, improved in production efficiency and suitable for industrial large-scale application.
Drawings
FIG. 1 is a schematic view of the overall structure of a production line for high-purity optical coated silica according to the present invention;
FIG. 2 is a schematic structural diagram of a primary crushing unit, a first conveyor belt unit and a secondary crushing unit according to the invention;
FIG. 3 is a schematic structural view of a primary crushing unit according to the present invention;
FIG. 4 is a top view of the primary crusher unit, conveyor belt unit one and secondary crusher unit of the present invention;
FIG. 5 is a schematic structural diagram of a quartz primary crushing assembly or a quartz secondary crushing assembly according to the present invention;
FIG. 6 is a top view of the quartz primary crushing assembly of the present invention;
FIG. 7 is a schematic structural view of a primary magnetic separation unit according to the present invention;
FIG. 8 is a first front view of the primary magnetic separation unit of the present invention;
FIG. 9 is a second front view of the primary magnetic separation unit of the present invention;
FIG. 10 is a top view of a primary magnetic separation assembly according to the present invention;
FIG. 11 is a schematic structural view of a scraping assembly according to the present invention;
FIG. 12 is a schematic structural view of a third magnetic separation conveying unit according to the present invention;
FIG. 13 is a schematic structural view of a material transfer device and a transfer level driving device according to the present invention;
FIG. 14 is a schematic structural view of a transfer rotary drive apparatus according to the present invention;
FIG. 15 is a front view of the transfer rotary drive apparatus of the present invention;
FIG. 16 is a schematic structural diagram of a cleaning unit and a three-stage vibrating magnetic separation unit according to the present invention;
FIG. 17 is a schematic structural view of a drying unit according to the present invention;
FIG. 18 is a schematic view of the upper air volume adjusting assembly of the present invention;
fig. 19 is a schematic structural diagram of the conveying driving device according to the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Examples
The production line of the high-purity optical coating silica shown in the figure 1 comprises a first-level crushing unit 1, a first conveyor belt unit 2, a second-level crushing unit 3, a second conveyor belt unit 4, a first-level magnetic separation unit 5, a third magnetic separation conveyor unit 6, a transfer unit 7, a fourth conveyor belt unit 8, a cleaning unit 9, a third-level vibration magnetic separation unit 10, a fifth conveyor belt unit 11 and a drying unit 12, wherein the first-level crushing unit 1, the first conveyor belt unit 2, the second-level crushing unit 3, the second conveyor belt unit 4, the first-level magnetic separation unit 5, the third magnetic separation conveyor unit 6, the transfer unit 7, the fourth conveyor belt unit 8, the cleaning unit 9, the third-level vibration magnetic separation unit 10, the fifth conveyor belt unit 11 and the drying unit 12.
The primary crushing unit 1 shown in fig. 2-6 comprises a primary quartz feeding hole 101, a quartz feeding box 102, a stirring component 103, a quartz primary crushing component 104, a primary crushing platform 105 and a material receiving plate one 106, wherein the primary quartz feeding hole 101 is fixedly arranged at the upper end part of the quartz feeding box 102, the quartz feeding box 102 is arranged on the primary crushing platform 105, the stirring component 103 is arranged on the quartz feeding box 102, the quartz primary crushing component 104 is arranged on the primary crushing platform 105, the quartz primary crushing component 104 is positioned right below the stirring component 103, the material receiving plate one 106 is fixedly arranged in the lower end part of the primary crushing platform 105, the material receiving plate one 106 is obliquely arranged right below the quartz primary crushing component 104, one end of the conveyor belt unit one 2 is arranged in the primary crushing platform 105, one end of the material receiving plate one 106 is positioned above the initial end of the conveyor belt unit one 2, the tail end of the first conveying belt unit 2 is positioned right above the secondary crushing unit 3. Stirring subassembly 103 includes stirring driving motor 107, stirring pivot 108, a set of connecting rod 109 and a set of stirring paddle leaf 110, stirring driving motor 107 is fixed to be set up on quartzy feeding case 102, the bearing setting is passed through at quartzy feeding case 102's bearing support seat at the both ends of stirring pivot 108, stirring driving motor 107's pivot and stirring pivot 108 are connected, a set of connecting rod 109 and a set of stirring paddle leaf 110 one-to-one set up, the one end and the stirring pivot 108 fixed connection of connecting rod 109 to the other end and the stirring paddle leaf 110 fixed connection of connecting rod 109. The quartz feeding box comprises a quartz feeding box body and is characterized in that a first arc-shaped material guide plate 111 and a second arc-shaped material guide plate 112 are arranged on the inner wall of the quartz feeding box body 102, the first arc-shaped material guide plate 111 and the second arc-shaped material guide plate 112 are symmetrically arranged, a first opening 113 is arranged between the lower end portions of the first arc-shaped material guide plate 111 and the second arc-shaped material guide plate 112, the first opening 113 is located right above a quartz first-stage crushing assembly 104, and a stirring assembly 103 is located between the first arc-shaped material guide plate 111 and. The second-stage crushing unit 3 comprises a second-stage crushing box body 301, a quartz second-stage crushing assembly 302, a second-stage feeding hole 303 and a second material receiving plate 304, the quartz second-stage crushing assembly 302 is arranged in the second-stage crushing box body 301, the second-stage feeding hole 303 is fixedly arranged at the upper end part of the second-stage crushing box body 301, the second material receiving plate 304 is obliquely arranged in the second-stage crushing box body 301, the second material receiving plate 304 is located below the quartz second-stage crushing assembly 302, and the tail end of the first conveying belt unit 2 is located above the second-stage feeding hole 303. The quartz primary crushing assembly 104 and the quartz secondary crushing assembly 302 are identical in structure, the quartz primary crushing assembly 104 and the quartz secondary crushing unit 3 respectively comprise a crushing driving motor 114, a crushing driving wheel I115, a primary crushing roller I116, a driven wheel I117, a driven wheel II 118, an auxiliary crushing roller I119 and an auxiliary crushing roller II 120, a rotating shaft of the crushing driving motor 114 is connected with a rotating shaft of the primary crushing roller I116, the crushing driving wheel I115 is connected with a rotating shaft of the primary crushing roller I116 through a key, the crushing driving wheel I115 is meshed with the driven wheel I117 and the driven wheel II 118, the driven wheel I117 is connected with a rotating shaft of the auxiliary crushing roller I119 through a key, the driven wheel II 118 is connected with the auxiliary crushing roller II 120 through a key, central lines of the primary crushing roller I116, the auxiliary crushing roller I119 and the auxiliary crushing roller II 120 are positioned on three corners of a triangle, and the first auxiliary crushing roller 119 and the second auxiliary crushing roller 120 are positioned below the horizontal position of the first main crushing roller 116, the first auxiliary crushing roller 119 and the second auxiliary crushing roller 120 are symmetrically arranged at two sides of the first main crushing roller 116, the first main crushing roller 116 is positioned right below the first opening 113, the first material receiving plate 106 is positioned right below the first auxiliary crushing roller 119 and the second auxiliary crushing roller 120, the upper end part of the first material receiving plate 106 is connected with the inner wall of the first-level crushing platform 105, and the lower end part of the first material receiving plate 106 is positioned above the starting end of the first conveyor belt unit 2. The structure of the first conveying belt unit 2 is the same as that of the second conveying belt unit 4, the first conveying belt unit 2 and the second conveying unit 4 respectively comprise a conveying belt supporting frame 201, a quartz conveying belt 202 and a material baffle plate 203, the quartz conveying belt 202 is obliquely arranged on the conveying belt supporting frame 201, the lower end part of the quartz conveying belt 202 is located on one side of the quartz primary crushing assembly 104, the upper end part of the quartz conveying belt 202 is located on one side of the secondary crushing unit 3, the material baffle plates 203 are arranged on two sides of the quartz conveying belt 202, a group of anti-slip strips 204 are further arranged on the quartz conveying belt 202, and the anti-slip strips 204 are arranged in a zigzag or wave. The starting end of the second conveying unit 4 is arranged in the second-stage crushing box body 301, and the starting end of the second conveying unit 4 in the second-stage crushing box body 301 is positioned below the quartz second-stage crushing assembly 302.
The primary magnetic separation unit 5 shown in fig. 7-9 comprises a primary magnetic separator table 501, a primary magnetic separation support frame 502, a primary magnetic separation component 503, a quartz material receiving box 504, an impurity material receiving box 505, an impurity scraping component 506 and a magnetic separation raw material feeding hopper 507, the primary magnetic separation support frame 502 is fixedly arranged on the primary magnetic separator 501, the primary magnetic separation component 503 is arranged on the primary magnetic separator 501, the magnetic separation raw material feed hopper 507 is fixedly arranged on the primary magnetic separation support frame 502, and the magnetic separation raw material feed hopper 507 is positioned right above the first-stage magnetic separation component 503, one end of the magnetic separation conveying unit III 6 is arranged in the first-stage magnetic separation component 503, and the end part of the magnetic separation conveying unit III 6 extending out of the primary magnetic separation assembly 503 is positioned above the quartz material receiving box 504 and the impurity material receiving box 505, and the impurity scraping assembly 506 is arranged on the primary magnetic separation assembly 503. As shown in fig. 10, the primary magnetic separation assembly 503 includes a magnetic separation roller 508, a magnetic separation roller driving motor 509, two roller supporting seats 510 and a material receiving box 511, the material receiving box 511 is fixedly disposed on the primary magnetic separation machine 501, the two roller supporting seats 510 are both fixedly disposed on the material receiving box 511, a rotating shaft of the magnetic separation roller 508 is disposed on the two roller supporting seats 510, the rotating shaft of the magnetic separation roller 508 is connected with the magnetic separation roller driving motor 509, the magnetic separation roller 508 is located under the magnetic separation material feeding hopper 507, one end of the magnetic separation conveying unit three 6 is disposed in the material receiving box 511, an arc-shaped material guide plate first 512 and an arc-shaped material guide plate second 513 are fixedly disposed on an inner wall of the material receiving box 511, the arc-shaped material guide plate first 512 and the arc-shaped material guide plate second 513 are symmetrically disposed, and the arc-shaped material guide plate first 512 and the arc-shaped material guide plate second 513 are both one, and a first magnetic separation opening 514 is arranged between the first arc-shaped material guide plate 512 and the second arc-shaped material guide plate 513, and the first magnetic separation opening 514 is positioned under the magnetic separation roller 508.
As shown in fig. 12, the even one set of one-level magnetic separation electro-magnet 515 and a set of raw material separation board 516 of being equipped with in interval on the three 6 of magnetic separation conveying unit, three 6 of magnetic separation conveying unit are equipped with magnetic separation striker plate 517 along direction of transfer's both sides, magnetic separation striker plate 517 and a set of raw material separation board 516 divide three 6 of magnetic separation conveying unit into a set of raw materials storage cavity 518, a set of one-level magnetic separation electro-magnet 515 and a set of raw materials storage cavity 518 one-to-one sets up to one-level magnetic separation electro-magnet 515 is located the region that is enclosed by raw.
The impurity scraping assembly 506 shown in fig. 11 includes a scraper 519, a scraper connecting shaft 520, a position adjusting cylinder 521 and a V-shaped connecting plate 522, wherein the position adjusting cylinder 521 is fixedly arranged on the first-stage magnetic separator 501, a piston rod of the position adjusting cylinder 521 is hinged to one end of the V-shaped connecting plate 522, the other end of the V-shaped connecting plate 522, which is far away from the position adjusting cylinder 521, is hinged to the first-stage magnetic separator 501, the scraper connecting shaft 520 is arranged on the V-shaped connecting plate 522, one end edge of the scraper 519 is connected to the scraper connecting shaft 520, and the other end edge of the scraper 519 is attached to the outer wall of the magnetic separation roller 508.
The transfer unit 7 shown in fig. 1 and 13 includes a raw material transfer device 701, a transfer horizontal driving device 702 and a transfer rotation driving device 703, the transfer rotation driving device 703 is disposed on the transfer horizontal driving device 702, the raw material transfer device 701 is disposed on the transfer rotation driving device 703, the transfer horizontal driving device 702 includes a horizontal driving motor 704, a transfer supporting base 705, two first guide rails 706, a guiding sliding plate 707, a first screw 708, a set of first sliders 709 and a second horizontal supporting plate 710, the horizontal driving motor 704 is fixedly disposed on the transfer supporting base 705, and the horizontal driving motor 704 is connected with the first screw 708, the first screw 708 is disposed on the transfer supporting base 709 through a screw supporting seat, the set of first sliders is sleeved on the first screw 708, the guiding sliding plate 707 is connected with one of the set of first sliders 709, and the guiding sliding plate 707 is sleeved on the first screw 708, the second horizontal support plate 710 is fixedly connected with a set of first sliding blocks 709 and a guide sliding plate 707, the transfer rotation driving device 703 is fixedly arranged on the second horizontal support plate 710, the first two guide rails 706 and the first screw 708 are arranged in parallel, the first two guide rails 706 are respectively arranged at two sides of the first screw 708, and the guide sliding plate 707 is slidably connected with the first two guide rails 706. The transferring rotary driving device 703 comprises a rotary supporting frame 711, a rotary sliding table 712, a thrust ball bearing 713 and a rotary table 714, wherein the rotary supporting frame 711 is fixedly arranged on the second horizontal supporting plate 710, the rotary sliding table 712 and the thrust ball bearing 713 are both arranged on the rotary supporting frame 711, the rotary sliding table 712 is connected with the thrust ball bearing 713, the rotary table 714 is connected with the thrust ball bearing 713, and the raw material transferring device 701 is arranged on the rotary table 714.
The raw material transferring device 701 shown in fig. 14 and 15 includes a servo motor 715, a transmission gear belt 716, a first screw 717, a second screw 718, a first sliding block 719, a second sliding block 720, a turning cylinder 721, a transferring lifting support plate 722, a transferring support 723 and a transferring hopper 724, the transferring support 723 is fixedly disposed on the rotary table 714, the servo motor 715 is disposed on the transferring support 723 through a motor support seat, the transmission gear belt 716 is disposed at the upper end of the transferring support 723, the servo motor 715 is connected with the transmission gear belt 716, the transmission gear belt 716 is respectively connected with the first screw 717 and the second screw 718, the first screw 717 and the second screw are disposed on the transferring support 723 through a screw seat, the first sliding block 719 is sleeved on the first screw 717, the second sliding block 720 is sleeved on the second screw 718, the transferring lifting support plate 722 is fixedly connected with the first sliding block 719 and the second sliding block 720, the transferring hopper 724 is hinged with the end face of the transferring lifting support plate 722 far away from the first sliding block 719 and the second sliding block 720, one end of the turning oil cylinder 721 is hinged with the end face of the transferring lifting support plate 722 far away from the first sliding block 719 and the second sliding block 720, the extending end of the piston rod of the turning oil cylinder 721 is hinged with the lower end part of the transferring hopper 724, and the transferring lifting support plate 722 is in sliding connection with the upright post of the transferring support frame 723.
The cleaning unit 9 shown in fig. 16 comprises a cleaning feed inlet 901, a cleaning drum 902, a cleaning stirring rod 903, a discharge outlet 904, a cleaning receiving box 905, a pump 906 and a material guide pipe 907, wherein the cleaning feed inlet 901 is arranged at the upper end part of the cleaning drum 902, the cleaning stirring rod 903 is arranged in the cleaning stirring rod 903, the discharge outlet 904 is arranged at the lower end part of the cleaning drum 902, the cleaning receiving box 905 is positioned below the discharge outlet 904, the pump 906 is connected with the material guide pipe 907, one end of the material guide pipe 907 is arranged in the cleaning receiving box 905, and the other end of the material guide pipe 907 is arranged in the three-stage vibration magnetic separation unit 10. Tertiary vibration magnetic separation unit 10 connects flitch 1003 and tertiary magnetism to select material mouth 1004 including vibration box 1001, a set of magnetic separation sieve that shakes 1002, a set of tertiary magnetic separation, tertiary magnetism selects the fixed lower tip that sets up at vibration box 1001 of material mouth 1004, a set of magnetic separation sieve that shakes 1002 and a set of tertiary magnetic separation that shakes connect flitch 1003 one-to-one setting to a set of magnetic separation sieve that shakes 1002 and a set of tertiary magnetic separation connect flitch 1003 all to set up in vibration box 1001, magnetic separation sieve that shakes 1002 is located tertiary magnetic separation and connects flitch 1003 directly over, tertiary magnetic separation connects flitch 1003 and the equal slope of magnetic separation sieve that shakes 1002 sets up, a set of magnetic separation sieve that shakes 1002 is the setting of zigzag, a set of tertiary magnetic separation connects flitch 1003 to be the setting of zigzag.
The drying unit 12 shown in fig. 17 includes a drying machine table 1201, a drying cabinet 1202, an upper electric heating wire 1203, a lower electric heating wire 1204, an upper partition 1205, a lower partition 1206, a set of upper air regulating assemblies 1207, a set of lower air regulating assemblies 1208, and a conveying assembly 1209, the drying cabinet 1202 is housed above the drying machine table 1201, the conveying assembly 1209 is disposed on the drying machine table 1201, and both ends of the conveying assembly 1209 protrude outside the drying cabinet 1202, the upper electric heating wire is disposed on the drying cabinet 1202, the lower electric heating wire 1204 is disposed on the drying machine table 1201, the upper electric heating wire 1203 and the lower electric heating wire 1204 are respectively located above and below the conveying assembly 1209, the upper partition 1205 is disposed in the drying cabinet 1202, and the upper partition 1205 is located between the upper electric heating wire 1203 and the conveying assembly 1209, the lower partition 1206 is disposed on the drying machine table, and the lower partition 1206 is located between the lower electric heating wire 1204 and the conveying assembly 1209, the upper air volume adjusting assembly 1207 is arranged on the upper partition plate 1205, the lower air volume adjusting assembly 1208 is arranged on the lower partition plate 1206, a group of vent holes 1210 are arranged on the upper partition plate 1205 and the lower partition plate 1206 along the conveying direction of the conveying assembly 1209, the group of vent holes 1210 are arranged in a row, the upper air volume adjusting assembly 1207 and the vent holes 1210 of the upper partition plate 1205 are arranged in a one-to-one mode, and the lower air volume adjusting assembly 1208 and the vent holes 1210 of the lower partition plate 1206 are arranged in a one-to-one mode.
Each of the upper air volume adjusting assembly 1207 and the lower air volume adjusting assembly 1208 shown in fig. 18 includes an air cylinder 1211, a sliding plate 1212, an adapter plate 1213, a roller 1214, a connecting rod 1215, a connecting rod two 1216, and a wind screen 1217, wherein the roller 1214 is disposed on a side wall of the sliding plate 1212, the adapter plate 1213 is connected to a piston rod of the air cylinder 1211, the adapter plate 1213 is hinged to one end of the sliding plate 1212, one end of the connecting rod 1215 is hinged to the sliding plate 1212, the other end of the connecting rod 1215 is hinged to the wind screen 1217, one end of the connecting rod two 1216 is hinged to the sliding plate 1212, and the other end of the connecting rod two 1216 is hinged to the wind screen 1217, the wind screen 1217 is disposed in the air hole 1210, roller guide plates 1218 are disposed on the upper partition plate 1205 and the lower partition plate 1206, the roller guide plates 1218 are disposed at the air hole 1210 in the vertical direction, and an end surface of the, the drying box 1202 and the drying machine 1201 are both provided with a sliding groove 1219, and the roller 1214 is connected with the sliding groove 1219 in a sliding manner.
The conveying assembly 1209 shown in fig. 19 includes a conveying driving device 1220, a set of rollers 1221, a first conveying chain 1222 and a second conveying chain 1223, the conveying driving device 1220 is connected with the first conveying chain 1222 and the second conveying chain 1223, the set of rollers 1221 is disposed on the drying machine table 1201, and the first conveying chain 1222 and the second conveying chain 1223 are sleeved at two ends of the set of rollers 1221. The transmission driving device 1220 comprises a driving motor 1224, a speed reducer 1225, a transmission rotating shaft 1226, a group of rotating shaft supporting seats 1227, a driving wheel 1228 and a group of driven wheels 1229, the driving motor 1224 and the speed reducer 1225 are arranged on the drying machine table 1201, the driving motor 1224 is connected with the speed reducer 1225, the speed reducer 1225 is connected with the transmission rotating shaft 1226, the transmission rotating shaft 1226 is erected on the group of rotating shaft supporting seats 1227, the driving wheel 1228 is sleeved on the transmission rotating shaft 1226, the driven wheels 1229 are sleeved at two ends of the roller 1221, and the first transmission chain 1222 and the second transmission chain 1223 are sleeved on the driving wheel 1228 and the group of driven wheels 1229. A drying conveyer belt is sleeved on the group of rollers 1221.
Based on the structure, the preparation method of the high-purity optical coating material silicon dioxide comprises the following steps:
s1, roughly crushing the quartz raw material in a primary crushing unit;
s2, conveying the quartz particles subjected to primary coarse crushing to a secondary crushing unit through a first conveyor belt unit;
s3, finely crushing the quartz particles in a secondary crushing unit;
s4, conveying the quartz crushed into fine particles to a primary magnetic separation unit through a second conveying belt unit;
s5, separating iron impurities in quartz particles in a primary magnetic separation unit;
s6, conveying the quartz particles passing through the primary magnetic separation unit to the transfer unit through the magnetic separation conveying belt unit, wherein the magnetic separation conveying belt unit is provided with an electromagnet, so that secondary magnetic separation can be carried out while conveying the quartz particles;
s7, conveying the quartz particles to a fourth conveying belt unit through a transfer unit, and conveying the quartz particles to a cleaning unit through the fourth conveying belt unit;
s8, cleaning the quartz particles in the cleaning unit through stirring, and further removing impurities in the quartz particles;
s9, discharging the cleaned quartz particles into a material receiving box through a discharge port of the cleaning unit;
s10, pumping the quartz particles in the material receiving box to the three-stage vibration magnetic separation unit 10 through a pump;
s11, carrying out vibration magnetic separation on the quartz particles in the three-stage vibration magnetic separation unit 10;
s12, conveying the quartz particles passing through the three-stage vibration magnetic separation unit 10 to a drying unit through a fifth conveying belt unit 11;
s13, discharging excessive water in the drying unit, and conveying the wet quartz particles into a drying box through the conveying of a conveying belt;
and S14, baking the quartz particles in a drying box to obtain the prepared silicon dioxide raw material.
S1 in the above step specifically includes:
s1-1, enabling a quartz raw material to enter a quartz feeding box 102 through a primary quartz feeding hole 101, wherein the quartz raw material is located between a first arc-shaped material guide plate 111 and a second arc-shaped material guide plate 112;
s1-2, starting the stirring driving motor 107 to drive the stirring rotating shaft 108 to rotate, so as to drive a group of stirring blades 110 to stir the quartz raw material;
s1-3, enabling the quartz raw material to fall into the quartz primary crushing component 104 through the first opening 113 for primary crushing;
s1-4, grinding the quartz raw material into particles among a first main crushing roller 116, a first auxiliary crushing roller 119 and a second auxiliary crushing roller 120 of the first quartz crushing assembly 104;
s1-5, the quartz particles fall to the starting end of the first conveyor belt unit 2 through the first material receiving plate 106, and the first conveyor belt unit 2 conveys the quartz particles to the second-stage crushing unit 3.
S3 in the above step specifically includes:
s3-1, conveying the quartz particles to a secondary feeding hole 303 by a first conveying belt unit 2;
s3-2, enabling the quartz particles to fall on the quartz secondary crushing assembly 302;
s3-3, crushing the quartz particles into fine quartz particles among a first main crushing roller 116, a first auxiliary crushing roller 119 and a second auxiliary crushing roller 120 of the quartz secondary crushing assembly 302;
s3-4, the fine quartz particles fall to the starting end of the second conveying unit 4 through the second material receiving plate 304, and the second conveying unit 4 conveys the fine quartz particles into the first-stage magnetic separation unit 5.
S5 in the above step specifically includes:
s5-1, dropping the fine quartz particles on the magnetic separation roller 508 through the tail end of the conveying unit II 4, adsorbing iron impurities in the fine quartz particles by the magnetic separation roller 508, and dropping the fine quartz particles subjected to magnetic separation between the arc-shaped material guide plate I512 and the arc-shaped material guide plate II 513;
s5-2, driving a magnetic separation roller 508 to rotate by a magnetic separation roller driving motor 509;
s5-3, extending out or retracting back a piston rod of the position adjusting cylinder 521 to adjust the scraper 519 to be attached to the outer wall of the magnetic separation roller 508, and scraping off the iron impurities by the scraper 519 when the outer surface of the magnetic separation roller 508, which adsorbs the iron impurities, passes through the scraper 519;
s5-4, fine quartz particles between the first arc-shaped guide plate 512 and the second arc-shaped guide plate 513 fall to the starting end of the magnetic separation conveying unit III 6 through the first magnetic separation opening 514.
S6 in the above step specifically includes.
S6-1, electrifying the primary magnetic separation electromagnet 515 on the upper end face of the third magnetic separation conveying unit 6, so that the primary magnetic separation electromagnet 515 on the upper end face of the third magnetic separation conveying unit 6 can adsorb iron impurities on the third magnetic separation conveying unit 6;
s6-2, when the fine quartz particles are conveyed to the tail end of the third magnetic separation conveying unit 6, the fine quartz particles fall into the transfer unit 7, then the primary magnetic separation electromagnet 515 on the upper end face of the third magnetic separation conveying unit 6 runs to the lower end face, at the moment, the primary magnetic separation electromagnet 515 on the lower end face of the third magnetic separation conveying unit 6 is powered off, and iron impurities fall into the impurity recovery box from the third magnetic separation conveying unit 6.
The working steps of the transfer unit are as follows:
s6-1, initially, the transfer hopper 724 is located at one end of the third magnetic separation conveying unit 6, the transfer hopper 724 is located below the third magnetic separation conveying unit 6, and the third magnetic separation conveying unit 6 conveys fine quartz particles into the transfer hopper 724;
s6-2, starting the horizontal driving motor 704 to drive the first screw 708 to rotate, so that the first group of sliding blocks 709 drives the second horizontal supporting plate 710 to horizontally move along the first guide rail 706;
s6-3, when the transfer hopper 724 moves to one side of the conveyor belt unit IV 8;
s6-4, starting a servo motor 715, wherein the servo motor 715 synchronously drives a first screw 717 and a second screw 718 to rotate through a transmission gear belt 716, so that a transfer lifting support plate 722 rises to a transfer hopper 724 higher than a conveying belt unit IV 8 along the vertical direction;
s6-5, the rotary sliding table 712 drives the rotary table 714 to rotate 180 degrees, the raw material transfer device 701 synchronously rotates 180 degrees, and the transfer hopper 724 faces one side of the conveyor belt unit IV 8;
s6-6, retracting a piston rod of the overturning oil cylinder 721 to drive the transferring hopper 724 to overturn, and dumping fine quartz particles onto the conveying belt unit IV 8;
s6-7, the conveyor belt unit IV 8 conveys the fine quartz particles, and the fine quartz particles are conveyed into the cleaning unit 9.
S8 in the above step specifically includes:
s8-1, enabling fine quartz particles to enter a cleaning barrel 902 through a cleaning feed inlet 901;
s8-2, starting a cleaning stirring rod 903, and cleaning fine quartz particles;
s8-3, after cleaning, the fine quartz particles fall into a cleaning and receiving box 905 through a discharge port 904, wherein the fine quartz particles are deposited at the bottom of the cleaning and receiving box 905;
s8-4, a pump 906 is driven, and fine quartz particles are conveyed into the three-stage vibration magnetic separation unit 10 through a material guide pipe 907.
S11 in the above step specifically includes:
s11-1, feeding fine quartz particles from the upper end of a vibration box 1001, and sequentially passing through a group of vibration magnetic separation sieve plates 1002;
s11-2, along with the vibration of the vibration box 1001, the group of vibration magnetic separation sieve plates 1002 sieve out impurities in the quartz particles;
s11-3, the sieved quartz particles fall on the conveyor belt unit five 11 through the three-stage magnetic sorting port 1004, and the conveyor belt unit five 11 conveys the fine quartz particles to the drying unit 12.
S14 in the above step specifically includes:
s14-1, the conveyor belt unit five 11 conveys the fine quartz particles to a drying conveyor belt outside the drying box 1202;
s14-1, starting the upper electric heating wire 1203 and the lower electric heating wire 1204 to make the drying box 1202 reach the drying temperature;
s14-2, starting the transmission driving device 1220 to drive the drying conveyor belt to start, conveying the drying conveyor belt outside the drying box 1202 into the drying box 1202, and stopping;
s14-3, drying the fine quartz particles in the drying box 1202;
s14-4, through the extension or retraction of the piston rod of the cylinder 1211, the roller 1214 can be pushed to roll in the chute 1219, and when the wind deflector 1217 contacts the roller guide plate 1218, the wind deflector 1217 and the roller guide plate 1218 block, and the first connecting rod 1215 and the second connecting rod 1216 swing, so that the wind deflector 1217 approaches or moves away from the vent 1210;
s14-5, by adjusting the positional relationship between wind guard 1217 and vent 1210, the temperature inside drying cabinet 1202 can be adjusted;
s14-6, after the fine quartz particles are dried, the conveying driving device 1220 starts to convey the fine quartz particles to the outside of the drying box 1202, and the fine quartz particles are collected.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.

Claims (10)

1. The production line of the high-purity optical coating silicon dioxide is characterized in that: the device comprises a first-stage crushing unit (1), a first conveying belt unit (2), a second-stage crushing unit (3), a second conveying unit (4), a first-stage magnetic separation unit (5), a third magnetic separation conveying unit (6), a transfer unit (7), a fourth conveying belt unit (8), a cleaning unit (9), a third-stage vibration magnetic separation unit (10), a fifth conveying belt unit (11) and a drying unit (12), wherein the first-stage crushing unit (1), the first conveying belt unit (2), the second-stage crushing unit (3), the second conveying unit (4), the first-stage magnetic separation unit (5), the third magnetic separation conveying unit (6), the transfer unit (7), the fourth conveying belt unit (8), the cleaning unit (9), the third-stage vibration magnetic separation unit (10), the fifth conveying belt unit (11) and the drying unit (12) are sequentially arranged;
wherein the primary crushing unit (1) comprises a primary quartz feeding hole (101), a quartz feeding box (102), a stirring assembly (103), a quartz primary crushing assembly (104), a primary crushing platform (105) and a first material receiving plate (106), the primary quartz feeding hole (101) is fixedly arranged at the upper end part of the quartz feeding box (102), the quartz feeding box (102) is arranged on the primary crushing platform (105), the stirring assembly (103) is arranged on the quartz feeding box (102), the quartz primary crushing assembly (104) is arranged on the primary crushing platform (105), the quartz primary crushing assembly (104) is positioned under the stirring assembly (103), the first material receiving plate (106) is fixedly arranged in the lower end part of the primary crushing platform (105), and the first material receiving plate (106) is obliquely arranged under the quartz primary crushing assembly (104), one end of the first conveying belt unit (2) is arranged in the first-stage crushing platform (105), one end of the first material receiving plate (106) is located above the starting end of the first conveying belt unit (2), and the tail end of the first conveying belt unit (2) is located right above the second-stage crushing unit (3).
2. The production line of high purity optically coated silica according to claim 1, wherein: the broken unit of second grade (3) include the broken box of second grade (301), quartzy second grade broken subassembly (302), second grade feed inlet (303) and connect two flitch (304), quartzy second grade broken subassembly (302) set up in the broken box of second grade (301), the fixed upper end that sets up at the broken box of second grade (301) of second grade feed inlet (303), connect two flitch (304) slopes to set up in the broken box of second grade (301) to connect two flitch (304) to be located the below of the broken subassembly of quartzy second grade (302), the end of conveyer belt unit (2) is located the top of second grade feed inlet (303).
3. The production line of high purity optically coated silica according to claim 2, wherein: the quartz primary crushing assembly (104) and the quartz secondary crushing assembly (302) are identical in structure, the quartz primary crushing assembly (104) and the quartz secondary crushing unit (3) respectively comprise a crushing driving motor (114), a crushing driving wheel I (115), a main crushing roller I (116), a driven wheel I (117), a driven wheel II (118), an auxiliary crushing roller I (119) and an auxiliary crushing roller II (120), a rotating shaft of the crushing driving motor (114) is connected with a rotating shaft of the main crushing roller I (116), the crushing driving wheel I (115) is connected with the rotating shaft of the main crushing roller I (116) through a key, the crushing driving wheel I (115) is meshed with the driven wheel I (117) and the driven wheel II (118), the driven wheel I (117) is connected with the rotating shaft of the auxiliary crushing roller I (119) through a key, and the driven wheel II (118) is connected with the auxiliary crushing roller II (120) through a key, the central lines of the first main crushing roller (116), the first auxiliary crushing roller (119) and the second auxiliary crushing roller (120) are located on three corners of a triangle, the first auxiliary crushing roller (119) and the second auxiliary crushing roller (120) are located below the horizontal position of the first main crushing roller (116), the first auxiliary crushing roller (119) and the second auxiliary crushing roller (120) are symmetrically arranged on two sides of the first main crushing roller (116), the first main crushing roller (116) is located under the first opening (113), the first material receiving plate (106) is located under the first auxiliary crushing roller (119) and the second auxiliary crushing roller (120), the upper end of the first material receiving plate (106) is connected with the inner wall of the first-level crushing platform (105), and the lower end of the first material receiving plate (106) is located above the starting end of the first conveyor belt unit (2).
4. The production line of high purity optically coated silica according to claim 4, wherein: the one-level magnetic separation unit (5) comprises a one-level magnetic separation machine platform (501), a one-level magnetic separation support frame (502), a one-level magnetic separation component (503), a quartz material receiving box (504), an impurity material receiving box (505), an impurity shoveling and scraping component (506) and a magnetic separation raw material feed hopper (507), wherein the one-level magnetic separation support frame (502) is fixedly arranged on the one-level magnetic separation machine platform (501), the one-level magnetic separation component (503) is arranged on the one-level magnetic separation machine platform (501), the magnetic separation raw material feed hopper (507) is fixedly arranged on the one-level magnetic separation support frame (502), the magnetic separation raw material feed hopper (507) is arranged right above the one-level magnetic separation component (503), one end of a magnetic separation conveying unit III (6) is arranged in the one-level magnetic separation component (503), and the end part of the magnetic separation conveying unit III (6) extending out of the one-level magnetic separation, the impurity scraping assembly (506) is arranged on the primary magnetic separation assembly (503).
5. The production line of high purity optically coated silica according to claim 4, wherein: the first-level magnetic separation component (503) comprises a magnetic separation roller (508), a magnetic separation roller driving motor (509), two symmetrically arranged roller supporting seats (510) and a material receiving box (511), the material receiving box (511) is fixedly arranged on the first-level magnetic separation machine table (501), the two symmetrically arranged roller supporting seats (510) are fixedly arranged on the material receiving box (511), a rotating shaft of the magnetic separation roller (508) is arranged on the two symmetrically arranged roller supporting seats (510), a rotating shaft of the magnetic separation roller (508) is connected with the magnetic separation roller driving motor (509), the magnetic separation roller (508) is positioned under a magnetic separation raw material feeding hopper (507), one end of a magnetic separation conveying unit III (6) is arranged in the material receiving box (511), and an arc-shaped guide plate I (512) and an arc-shaped guide plate II (513) are fixedly arranged on the inner wall of the material receiving box (511), the magnetic separation roller is characterized in that the first arc-shaped material guide plate (512) and the second arc-shaped material guide plate (513) are symmetrically arranged, the first arc-shaped material guide plate (512) and the second arc-shaped material guide plate (513) are quarter arcs, a first magnetic separation opening (514) is arranged between the first arc-shaped material guide plate (512) and the second arc-shaped material guide plate (513), and the first magnetic separation opening (514) is located under the magnetic separation roller (508).
6. The production line of high purity optically coated silica according to claim 4, wherein: impurity is shoveled and is scraped subassembly (506) and is included scraper blade (519), scraper blade connecting axle (520), position control cylinder (521) and V style of calligraphy connecting plate (522), position control cylinder (521) are fixed to be set up on one-level magnetic separation board (501), and the piston rod of position control cylinder (521) and the one end of V style of calligraphy connecting plate (522) are articulated, the other end and one-level magnetic separation board (501) of keeping away from position control cylinder (521) are articulated in V style of calligraphy connecting plate (522), scraper blade connecting axle (520) set up on V style of calligraphy connecting plate (522), the one end edge and the scraper blade connecting axle (520) of scraper blade (519) are connected to the outer wall laminating of the other end edge and magnetic separation roller (508) of scraper blade (519).
7. The production line of high purity optically coated silica according to claim 1, wherein: the transfer unit (7) comprises a raw material transfer device (701), a transfer horizontal driving device (702) and a transfer rotary driving device (703), wherein the transfer rotary driving device (703) is arranged on the transfer horizontal driving device (702), the raw material transfer device (701) is arranged on the transfer rotary driving device (703), the transfer horizontal driving device (702) comprises a horizontal driving motor (704), a transfer supporting base (705), two guide rails I (706), a guide sliding plate (707), a screw I (708), a group of sliding blocks I (709) and a horizontal supporting plate II (710), the horizontal driving motor (704) is fixedly arranged on the transfer supporting base (705), the horizontal driving motor (704) is connected with the screw I (708), the screw I (708) is arranged on the transfer supporting base (705) through the screw supporting base, and the group of sliding blocks I (709) is sleeved on the screw I (708), the guide sliding plate (707) is connected with one of the group of first sliding blocks (709), the guide sliding plate (707) is sleeved on the first screw rod (708), the second horizontal support plate (710) is fixedly connected with the group of first sliding blocks (709) and the guide sliding plate (707), the transfer rotation driving device (703) is fixedly arranged on the second horizontal support plate (710), the first two guide rails (706) and the first screw rod (708) are arranged in parallel, the first two guide rails (706) are respectively positioned on two sides of the first screw rod (708), and the guide sliding plate (707) is in sliding connection with the first two guide rails (706); the transfer rotation driving device (703) comprises a rotation supporting frame (711), a rotation sliding table (712), a thrust ball bearing (713) and a rotary table (714), the rotation supporting frame (711) is fixedly arranged on a second horizontal supporting plate (710), the rotation sliding table (712) and the thrust ball bearing (713) are both arranged on the rotation supporting frame (711), the rotation sliding table (712) is connected with the thrust ball bearing (713), the rotary table (714) is connected with the thrust ball bearing (713), and the raw material transfer device (701) is arranged on the rotary table (714); the raw material transferring device (701) comprises a servo motor (715), a transmission gear belt (716), a first screw (717), a second screw (718), a first sliding block (719), a second sliding block (720), a turnover oil cylinder (721), a transferring lifting support plate (722), a transferring support frame (723) and a transferring hopper (724), wherein the transferring support frame (723) is fixedly arranged on a rotary disc (714), the servo motor (715) is arranged on the transferring support frame (723) through a motor support seat, the transmission gear belt (716) is arranged at the upper end part of the transferring support frame (723), the servo motor (715) is connected with the transmission gear belt (716), the transmission gear belt (716) is respectively connected with the first screw (717) and the second screw (718), and the first screw (717) and the second screw (718) are arranged on the transferring support frame (723) through screw seats, the first sliding block (719) is sleeved on the first screw rod (717), the second sliding block (720) is sleeved on the second screw rod (718), the transferring lifting support plate (722) is fixedly connected with the first sliding block (719) and the second sliding block (720), the transferring hopper (724) is hinged to the end face, far away from the first sliding block (719) and the second sliding block (720), of the transferring lifting support plate (722), one end of the overturning oil cylinder (721) is hinged to the end face, far away from the first sliding block (719) and the second sliding block (720), of the transferring lifting support plate (722), the extending end of a piston rod of the overturning oil cylinder (721) is hinged to the lower end portion of the transferring hopper (724), and the transferring lifting support plate (722) is connected with an upright column of the transferring support frame (723) in a sliding mode.
8. The production line of high purity optically coated silica according to claim 1, wherein: the cleaning unit (9) comprises a cleaning feed port (901), a cleaning barrel (902), a cleaning stirring rod (903), a discharge port (904), a cleaning material receiving box (905), a pump (906) and a material guide pipe (907), wherein the cleaning feed port (901) is arranged at the upper end part of the cleaning barrel (902), the cleaning stirring rod (903) is arranged in the cleaning stirring rod (903), the discharge port (904) is arranged at the lower end part of the cleaning barrel (902), the cleaning material receiving box (905) is positioned below the discharge port (904), the pump (906) is connected with the material guide pipe (907), one end of the material guide pipe (907) is arranged in the cleaning material receiving box (905), and the other end of the material guide pipe (907) is arranged in the three-stage vibration magnetic separation unit (10).
9. The production line of high purity optically coated silica according to claim 1, wherein: three-level vibration magnetic separation unit (10) connects flitch (1003) and tertiary magnetic separation discharge gate (1004) including vibration box (1001), a set of magnetic separation sieve (1002) that shakes, a set of tertiary magnetic separation, a set of magnetic separation sieve (1002) that shakes and a set of tertiary magnetic separation connect flitch (1003) one-to-one setting, and a set of magnetic separation sieve (1002) that shakes and a set of tertiary magnetic separation connect flitch (1003) and all set up in vibration box (1003), magnetic separation sieve (1001) that shakes is located tertiary magnetic separation and connects flitch (1003) directly over, tertiary magnetic separation connects flitch (1002) and magnetic separation sieve (1002) that shakes all slope the setting, a set of magnetic separation sieve (1002) that shakes is the zigzag setting, a set of magnetic separation sieve (1003) that shakes connects flitch (1003) to be the zigzag setting.
10. The production line of high purity optically coated silica according to claim 1, wherein: the drying unit (12) comprises a drying machine table (1201), a drying box body (1202), an upper electric heating wire (1203), a lower electric heating wire (1204), an upper partition plate (1205), a lower partition plate (1206), a group of upper air volume adjusting components (1207), a group of lower air volume adjusting components (1208) and a conveying component (1209), wherein the drying box body (1202) is covered above the drying machine table (1201), the conveying component (1209) is arranged on the drying machine table (1201), two ends of the conveying component (1209) extend out of the drying box body (1202), the upper electric heating wire (1203) is arranged on the drying box body (1202), the lower electric heating wire (1204) is arranged on the drying machine table (1201), the upper electric heating wire (1203) and the lower electric heating wire (1204) are respectively positioned above and below the conveying component (1209), and the upper partition plate (1205) is arranged in the drying box body (1202), an upper partition plate (1205) is positioned between an upper electric heating wire (1203) and a conveying assembly (1209), the lower partition plate (1206) is arranged on a drying machine table (1201), the lower partition plate (1206) is positioned between a lower electric heating wire (1204) and the conveying assembly (1209), the upper air volume adjusting assembly (1207) is arranged on the upper partition plate (1205), the lower air volume adjusting assembly (1208) is arranged on the lower partition plate (1206), a group of vent holes (1210) are formed in the upper partition plate (1205) and the lower partition plate (1206) along the conveying direction of the conveying assembly (1209), the group of vent holes (1210) are arranged in a row, the vent holes (1210) of the upper air volume adjusting assembly (1207) and the upper partition plate (1205) are arranged in a one-to-one manner, and the vent holes (1210) of the lower air volume adjusting assembly (1208) and the lower partition plate (1206) are arranged in a one-to-;
wherein, the upper air volume adjusting assembly (1207) and the lower air volume adjusting assembly (1208) both comprise an air cylinder (1211), a sliding plate (1212), an adapter plate (1213), a roller (1214), a first connecting rod (1215), a second connecting rod (1216) and a wind shield (1217), the roller (1214) is arranged on the side wall of the sliding plate (1212), the adapter plate (1213) is connected with the piston rod of the air cylinder (1211), the adapter plate (1213) is hinged with one end of the sliding plate (1212), one end of the first connecting rod (1215) is hinged with the sliding plate (1212), the other end of the first connecting rod (1215) is hinged with the wind shield (1217), one end of the second connecting rod (1216) is hinged with the sliding plate (1212), the other end of the second connecting rod (1216) is hinged with the wind shield (1217), the wind shield (1217) can be placed in the vent (1210), and roller guide plates (1218) are arranged on the upper clapboard (1205) and the lower clapboard (1206), the roller guide plate (1218) is located at the vent hole (1210) along the vertical direction, the end face, away from the air cylinder (1211), of the sliding plate (1212) can be attached to the roller guide plate (1218), sliding grooves (1219) are formed in the drying box body (1202) and the drying machine table (1201), and the rollers (1214) are in sliding connection with the sliding grooves (1219).
CN202011525122.4A 2020-12-22 2020-12-22 Production line of high-purity optical coating silicon dioxide Pending CN112474000A (en)

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Application Number Priority Date Filing Date Title
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CN206853887U (en) * 2017-04-07 2018-01-09 广州粤有研矿物资源科技有限公司 The purification system of quartz sand
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Application publication date: 20210312