CN114904889B - Method for preparing high-quality glass fiber powder by recycling glass fiber material - Google Patents
Method for preparing high-quality glass fiber powder by recycling glass fiber material Download PDFInfo
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- CN114904889B CN114904889B CN202210570532.3A CN202210570532A CN114904889B CN 114904889 B CN114904889 B CN 114904889B CN 202210570532 A CN202210570532 A CN 202210570532A CN 114904889 B CN114904889 B CN 114904889B
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- 238000004064 recycling Methods 0.000 title claims abstract description 13
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Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/30—Destroying solid waste or transforming solid waste into something useful or harmless involving mechanical treatment
- B09B3/35—Shredding, crushing or cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/42—Driving mechanisms; Roller speed control
-
- 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
-
- 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
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/40—Destroying solid waste or transforming solid waste into something useful or harmless involving thermal treatment, e.g. evaporation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/70—Chemical treatment, e.g. pH adjustment or oxidation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B2101/00—Type of solid waste
- B09B2101/50—Glass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B2101/00—Type of solid waste
- B09B2101/85—Paper; Wood; Fabrics, e.g. cloths
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chemical & Material Sciences (AREA)
- Food Science & Technology (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Disintegrating Or Milling (AREA)
Abstract
The invention discloses a method for preparing high-quality glass fiber powder by recycling glass fiber materials, and relates to the technical field of glass fiber recycling. The invention is used for solving the problems that the method of cleaning and then crushing in the prior art can not fully remove impurities in glass fiber materials and can not prepare high-quality glass fiber powder by a continuous crushing, cutting, cleaning and processing device, and the method comprises the steps of crushing, dispersing and demagnetizing, cutting, cleaning, treating by a treating agent, filtering, concentrating, drying and crushing; wherein, smash, the dispersion is removed magnetism, is cut off, washs, treating agent processing step and smashes by the glass fiber material and cut off cleaning equipment serialization and accomplish, avoids each step preparation glass fiber material to increase loss and energy consumption because of too much dust of transportation process production, improves the crushing efficiency, the washing edulcoration efficiency of retrieving glass fiber material, filters the refined glass fiber material that obtains high-purity after the concentration, and the glass fiber powder that dry crushing obtained accords with the performance index requirement through detecting.
Description
Technical Field
The invention relates to the technical field of glass fiber recycling, in particular to a method for preparing high-quality glass fiber powder from recycled glass fiber materials.
Background
The treatment of the waste glass fiber is always a troublesome thing which troubles glass fiber production enterprises, and the prior treatment mode of deep burying causes serious pollution to soil. Some enterprises adopt an environment-friendly glass fiber kiln which takes pure waste fibers as raw materials to produce new glass fibers, so that the recycling of the waste glass fibers is realized, but the technical threshold is high, the investment cost is high, and the method is difficult to realize for some small and medium-sized glass fiber production enterprises. The products such as glass fiber chopped strands, glass fiber powder and the like prepared by adopting the impregnating compound technology and the high-performance glass fiber production technology have excellent performances such as reinforcement, hardening, tensile resistance, crack resistance, heat insulation, flame retardance, high temperature resistance and the like, and can be widely applied to the fields of reinforcing materials of shells of automobiles, trains and ships, high-temperature resistant needled felts, automobile sound absorbing sheets, hot rolled steel and the like.
The invention patent of the publication No. CN110590188B discloses a processing method of glass fiber waste silk powder, firstly, the glass fiber waste silk is put into the mixed liquid of alkali and the supernatant fluid of cement paste for soaking treatment, and after soaking, the glass fiber waste silk powder is taken out for washing, crushing, drying and grinding to obtain the glass fiber waste silk powder. The invention can remove the impregnating compound on the surface of the waste glass fiber, simultaneously increase the microcracks on the surface of the glass fiber, reduce the strength of the glass fiber, increase the brittleness of the glass fiber and improve the grinding effect when the waste glass fiber is processed into powder; the invention increases the recycling treatment force of the glass fiber waste silk in the glass fiber industry, avoids the overstocking of waste materials, has low purchase cost of cement and alkali liquor markets and is easy to treat in large batch. Researches show that the method for preparing the glass fiber powder by recycling the glass fiber material in the prior art has the following technical defects: the method of cleaning before pulverizing cannot sufficiently remove impurities in the glass fiber material, and cannot prepare high-quality glass fiber powder by a continuous pulverizing, cutting, cleaning and processing device.
A solution is now proposed to address the technical drawbacks in this respect.
Disclosure of Invention
The invention aims to provide a method for preparing high-quality glass fiber powder by recycling glass fiber materials, which is used for solving the technical problems that impurities in the glass fiber materials cannot be sufficiently removed by a method of cleaning and then crushing in the prior art, and the high-quality glass fiber powder cannot be prepared by a continuous crushing, cutting, cleaning and processing device.
The purpose of the invention can be realized by the following technical scheme:
the method for preparing the high-quality glass fiber powder by recycling the glass fiber material comprises the following steps:
s1, crushing: adding the recovered glass fiber material which is pre-crushed to 3-10 cm in size from a feeding hopper of glass fiber material crushing, cutting and cleaning equipment, and grinding and crushing the recovered glass fiber material by a gear linkage mechanism to obtain a crushed glass fiber material;
s2, dispersing and demagnetizing: the crushed glass fiber material is filtered by a first filter plate and then enters a dispersing and demagnetizing cavity, and the glass fiber material is subjected to floating dispersion and magnetic impurity adsorption to obtain a demagnetizing glass fiber material;
s3, cutting off: the demagnetizing glass fiber material is filtered by the second filter plate and then falls into the cutting cavity, and the cutting mechanism cuts off the glass fiber material and the puncture plate screens the glass fiber material to obtain a cut glass fiber material;
s4, cleaning: feeding the cut glass fiber material into a cleaning cavity, adding a cleaning agent with the mass 3-5 times that of the cut glass fiber material from a liquid inlet, and uniformly mixing to obtain a cleaning mixed solution;
s5, treating with a treating agent: the cleaning mixed liquid is discharged into the treating agent tank body through a discharge pipe; the second speed reduction motor drives the stirring shaft and the stirring blade to rotate, so that the cleaning mixed liquid is promoted to be fully mixed with the treating agent in the treating agent tank body, and refined glass fiber liquid is obtained;
s6, filtering and concentrating: filtering the refined glass fiber liquid by filter cloth with the aperture of 20-30 meshes, and concentrating and dehumidifying a filter cake under reduced pressure to obtain a refined glass fiber material;
s7, drying and crushing: drying the refined glass fiber material at 70-95 ℃ for 6-10 hours, crushing and sieving with a 600-800 mesh sieve to obtain the glass fiber powder.
Further, the recycled glass fiber material is obtained by washing and drying waste glass fiber filaments; the cleaning agent is selected from water, ethanol, acetone, acetonitrile, tetrahydrofuran or ethyl acetate; the treating agent is selected from 20-40 wt% sodium hydroxide solution, 10-20 wt% hydrochloric acid solution or 3-10 wt% potassium permanganate solution.
Further, the gear link gear is milled and is smashed the concrete process that obtains smashing the fine material of glass to retrieving the fine material of glass and is: the first speed reducing motor is started, a motor shaft of the first speed reducing motor drives the transmission rod to rotate, the transmission rod drives the first bevel gear to rotate, the second bevel gear, the third bevel gear and the fourth bevel gear rotate under the meshing effect, the third bevel gear and the fourth bevel gear respectively drive the first linkage shaft and the second linkage shaft to rotate, the driving crushing rollers on the peripheries of the first linkage shaft and the second linkage shaft rotate along with the first bevel gear, the driving crushing rollers drive the driven crushing rollers in friction contact with the driving crushing rollers to rotate, the driven linkage shafts rotate along with the second bevel gear, and the driving crushing rollers and the driven crushing rollers mill and crush recovered glass fiber materials to obtain crushed glass fiber materials.
Further, the specific process of obtaining the magnetic removal glass fiber material by floating dispersion and magnetic impurity adsorption comprises the following steps: start biax step motor, biax step motor's two output shaft drives remove the bar magnet and rotate at a high speed, remove the bar magnet and drive and dial the material pole and dial the material needle and rotate, dial the fine material stirring dispersion of glass of chaotic unordered crushing with dialling the material needle, the cooperation air-blower is sent into a large amount of air along the blast pipe for winding crushing glass fiber material floats the dispersion, removes the magnetic impurities adsorption in the bar magnet will crushing glass fiber material and detach.
Further, the specific process that obtains cutting off the glass fiber material after shutdown mechanism cuts off, puncture board screening is: the cutting-off cylinder drives the movable plate to vertically move along the guide pillar, the plurality of cutting-off knives cut the demagnetizing glass fiber materials along with the vertical movement of the movable plate, and the cut-off glass fiber materials with uniform sizes are obtained after the puncture plate is screened and fall into the cleaning cavity.
Furthermore, the glass fiber material crushing, cutting and cleaning equipment comprises a crushing and cleaning tank body and a treating agent tank body, wherein a grinding and crushing cavity, a dispersion demagnetizing cavity, a cutting cavity and a cleaning cavity are sequentially arranged in an inner cavity of the crushing and cleaning tank body from top to bottom, a gear linkage box is arranged in the center of the grinding and crushing cavity, a gear linkage mechanism is arranged at the gear linkage box, and the bottom of the cleaning cavity is communicated with the top of the treating agent tank body through a discharging pipe; the top symmetry of smashing and washing jar body is equipped with two feeder hoppers, arranges and is equipped with row's material pump on the route of material pipe.
Furthermore, the gear linkage mechanism comprises a first speed reducing motor, a transmission rod, a first bevel gear and a second bevel gear, the first speed reducing motor is arranged at the top of the gear linkage box, a motor shaft of the first speed reducing motor is connected with the transmission rod vertically penetrating through the gear linkage box, the first bevel gear is fixedly connected to the periphery of the transmission rod, the second bevel gear is rotatably connected to the periphery of the transmission rod, gear faces of the first bevel gear and the second bevel gear are oppositely arranged, a third bevel gear and a fourth bevel gear are meshed between two sides of the first bevel gear and the second bevel gear, a first linkage shaft horizontally penetrating through the gear linkage box and extending to the grinding and crushing cavity is fixed on the axis of the third bevel gear, and a second linkage shaft horizontally penetrating through the gear linkage box and extending to the grinding and crushing cavity is fixed on the axis of the fourth bevel gear.
Furthermore, a plurality of driving crushing rollers are fixed on the peripheries of the first linkage shaft and the second linkage shaft, which are positioned inside the grinding and crushing cavity, driven linkage shafts are arranged above the first linkage shaft and the second linkage shaft, one ends of the driven linkage shafts are rotatably connected with the wall part of the crushing and cleaning tank body, the other ends of the driven linkage shafts are rotatably connected with the gear linkage box, and a plurality of driven crushing rollers which are in frictional contact with the driving crushing rollers are fixed on the peripheries of the driven linkage shafts.
Furthermore, a double-shaft stepping motor is arranged at the center of the dispersing demagnetizing cavity, an output shaft of the double-shaft stepping motor extends towards two sides and is connected with demagnetizing rods, a plurality of material stirring rods are obliquely arranged on the periphery of each demagnetizing rod, compact material stirring needles are distributed on the periphery of each material stirring rod, the wall of the dispersing demagnetizing cavity is connected with an air blower through an air supply pipe, and a second filter plate is arranged at the bottom of the dispersing demagnetizing cavity.
The invention has the following beneficial effects:
1. the method for preparing the glass fiber powder by recycling the glass fiber materials comprises the steps of crushing, dispersing and demagnetizing, cutting, cleaning, treating by using a treating agent, filtering, concentrating, drying and crushing; wherein, smash, the dispersion is removed magnetism, cut off, wash, the treating agent processing step is smashed by the glass fiber material and is cut off cleaning equipment serialization and accomplish, avoid each step preparation glass fiber material to increase loss and energy consumption because of too much dust of transfer process production, improve the crushing efficiency of retrieving glass fiber material, wash edulcoration efficiency, organic polymer impurity, magnetic impurity and the solubility impurity in retrieving glass fiber material are got to abundant dissolution or reaction removal, filter the refined glass fiber material of high purity after concentrating, the glass fiber powder that dry crushing obtained accords with the performance index requirement through detecting.
2. Through a plurality of bevel gears and the coordinated mode of universal driving shaft linkage, realize that the synchronous constant speed of a plurality of initiative crushing rollers and driven crushing roller on first universal driving shaft and the second universal driving shaft is smashed, the guarantee grinds kibbling synchronism, avoids energy consumption and the low accuracy that a plurality of motor drive modes brought.
3. Stirring and dispersing disordered crushed glass fiber materials by using a material stirring rod and a material stirring needle, feeding a large amount of air along an air supply pipe by matching with a blower, so that the wound crushed glass fiber materials float and disperse, and adsorbing and removing magnetic impurities in the crushed glass fiber materials by using a magnetic removing rod; the structure that sets up in the magnetism chamber is removed in dispersion does benefit to the high-efficient of the float dispersion and the magnetic impurities of smashing the glass fiber material and gets rid of.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a flow chart of a method for preparing high-quality glass fiber powder by using recycled glass fiber material according to the present invention;
FIG. 2 is a front view of the glass fiber material crushing, cutting and cleaning device of the present invention;
FIG. 3 is a schematic view of the internal structure of the apparatus for crushing, cutting and cleaning glass fiber material according to the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a schematic view of the gear linkage of the present invention, showing the first linkage shaft, the second linkage shaft and the driven linkage shaft;
FIG. 6 is a schematic view of the cutting mechanism of the present invention;
fig. 7 is a schematic structural view of the driving crushing roller and the driven crushing roller of the present invention.
Reference numerals: 10. crushing and cleaning the tank body; 11. a discharge pipe; 12. a feed hopper; 13. a discharge pump; 20. a treating agent tank body; 21. a first reduction motor; 22. a transmission rod; 23. a first bevel gear; 24. a second bevel gear; 25. a third bevel gear; 26. a fourth bevel gear; 27. a first linkage shaft; 28. a second coupling shaft; 29. an active crushing roller; 30. a grinding and crushing cavity; 31. a gear linkage box; 32. a driven crushing roller; 33. a stationary ring; 34. a crushing knife; 35. grinding the teeth; 36. a first filter plate; 37. a driven universal driving shaft; 40. dispersing the demagnetizing cavity; 41. a dual-axis stepper motor; 42. demagnetizing bars; 43. a material poking rod; 44. a material poking needle; 45. an air supply pipe; 46. a blower; 47. a second filter plate; 50. a cutting cavity; 51. puncturing the plate; 52. a cutting knife; 53. cutting off the air cylinder; 54. moving the plate; 55. a fixing plate; 56. a guide post; 60. a cleaning chamber; 61. a liquid inlet; 62. a first discharge valve; 63. a second reduction motor; 64. a stirring shaft; 65. a stirring blade; 66. a second discharge valve.
Detailed Description
The technical solutions of the present invention will be described below clearly and completely in conjunction with the embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Example 1
As shown in fig. 2-4, the present embodiment provides a glass fiber material pulverizing, cutting and cleaning apparatus, which is used for continuously pulverizing, demagnetizing, cutting, cleaning and treating a recycled glass fiber material, and includes a pulverizing and cleaning tank 10 and a treating agent tank 20, wherein an inner cavity of the pulverizing and cleaning tank 10 is sequentially provided with a grinding and pulverizing cavity 30, a dispersing and demagnetizing cavity 40, a cutting cavity 50 and a cleaning cavity 60 from top to bottom, a gear linkage box 31 is installed at the center of the grinding and pulverizing cavity 30, a gear linkage mechanism is arranged at the gear linkage box 31, and the bottom of the cleaning cavity 60 is communicated with the top of the treating agent tank 20 through a discharge pipe 11; two feed hoppers 12 are symmetrically arranged at the top of the crushing and cleaning tank body 10, and a discharge pump 13 is arranged on the path of the discharge pipe 11.
After the recycled glass fiber material is added from the feed hopper 12, the recycled glass fiber material falls into the grinding and crushing cavity 30, grinding and crushing are carried out to obtain a crushed glass fiber material, the crushed glass fiber material is dispersed and demagnetized in the dispersing and demagnetizing cavity 40 to obtain a demagnetized glass fiber material, the demagnetized glass fiber material is cut into filaments in the cutting cavity 50 to obtain a cut glass fiber material, the cut glass fiber material is cleaned in the cleaning cavity 60 to obtain a cleaning mixed liquid, the cleaning mixed liquid enters the treating agent tank body 20 through the discharge pipe 11 under the negative pressure action of the discharge pump 13, and the treating agent is treated to obtain a refined glass fiber liquid. This glass fine material is smashed and is cut off cleaning equipment realizes smashing in succession, except that magnetism, cutting off, washing and the treating agent of retrieving the glass fine material and handle, has improved the recovery processing efficiency who retrieves the glass fine material, avoids increasing glass fine material loss and energy consumption because of too much dust of transfer process production.
As shown in fig. 3, 5 and 7, the gear linkage mechanism includes a first decelerating motor 21, a transmission rod 22, a first bevel gear 23 and a second bevel gear 24, the first decelerating motor 21 is disposed on the top of the gear linkage box 31, and a motor shaft thereof is connected with the transmission rod 22 vertically penetrating through the gear linkage box 31, the first bevel gear 23 is fixedly connected to the periphery of the transmission rod 22, the second bevel gear 24 is rotatably connected to the periphery of the transmission rod 22, the first bevel gear 23 and the second bevel gear 24 are disposed opposite to each other, a third bevel gear 25 and a fourth bevel gear 26 are engaged between two sides of the first bevel gear 23 and the second bevel gear 24, a first linkage shaft 27 horizontally penetrating through the gear linkage box 31 and extending to the grinding and pulverizing cavity 30 is fixed on the shaft center of the third bevel gear 25, and a second linkage shaft 28 horizontally penetrating through the gear linkage box 31 and extending to the grinding and pulverizing cavity 30 is fixed on the shaft center of the fourth bevel gear 26. A plurality of driving crushing rollers 29 are fixed on the peripheries of the first linkage shaft 27 and the second linkage shaft 28 in the grinding and crushing cavity 30, a driven linkage shaft 37 is arranged above the first linkage shaft 27 and the second linkage shaft 28, one end of the driven linkage shaft 37 is rotatably connected with the wall part of the crushing and cleaning tank body 10, and the other end of the driven linkage shaft 37 is rotatably connected with a gear linkage box 31. A plurality of driven crushing rollers 32 in frictional contact with the driving crushing roller 29 are fixed on the periphery of the driven linkage shaft 37. The bottom of the grinding and crushing cavity 30 is provided with a first filter plate 36 with the filter hole size of 1-3 cm.
After a first speed reducing motor 21 of the gear linkage mechanism is started, a motor shaft of the first speed reducing motor 21 drives a transmission rod 22 to rotate, the transmission rod 22 drives a first bevel gear 23 to rotate, a second bevel gear 24, a third bevel gear 25 and a fourth bevel gear 26 rotate under the meshing action, the third bevel gear 25 and the fourth bevel gear 26 respectively drive a first linkage shaft 27 and a second linkage shaft 28 to rotate, driving crushing rollers 29 on the peripheries of the first linkage shaft 27 and the second linkage shaft 28 rotate along with the first bevel gear, the driving crushing rollers 29 drive driven crushing rollers 32 in friction contact with the driving crushing rollers to rotate, and the driven linkage shaft 37 rotates along with the driving crushing rollers. Through the size and the number of the driving crushing roller 29 and the driven crushing roller 32, the grinding and crushing of the recovered glass fiber materials with different sizes can be realized, and the grinding and crushing efficiency and precision are improved. The mode that a plurality of bevel gears are in linkage fit with the linkage shafts realizes synchronous constant-speed crushing of a plurality of driving crushing rollers 29 and driven crushing rollers 32 on the first linkage shaft 27 and the second linkage shaft 28, ensures the synchronism of grinding and crushing, and avoids energy consumption and low precision brought by a plurality of motor driving modes.
The driving crushing roller 29 and the driven crushing roller 32 are identical in structure and respectively comprise a fixed ring 33, crushing knives 34 and grinding teeth 35, the inner periphery of the fixed ring 33 is tightly matched with the peripheries of the first linkage shaft 27, the second linkage shaft 28 and the driven linkage shaft 37, the plurality of crushing knives 34 are distributed on the periphery of the fixed ring 33 in an annular array mode, the crushing knives 34 extend towards the outer portion of the fixed ring 33, and the dense grinding teeth 35 are distributed on the periphery of the crushing knives 34. The length of the crushing knife 34 is 3-8 cm, and the length of the grinding teeth 35 is 0.5-3 mm. In the structure of the driving crushing roller 29 and the driven crushing roller 32, the plurality of crushing knives 34 extrude, tear and crush the recycled glass fiber materials in the rotating process, the compact grinding teeth 35 finely tear and grind the recycled glass fiber materials, and the crushed glass fiber materials with small particle size range difference are obtained through high-efficiency crushing.
Example 2
As shown in fig. 3-4, the present embodiment provides a glass fiber material crushing, cutting and cleaning apparatus, which is improved on the basis of embodiment 1, except that: the center of the dispersed demagnetizing cavity 40 is provided with a double-shaft stepping motor 41, the output shaft of the double-shaft stepping motor 41 extends towards two sides and is connected with demagnetizing rods 42, the periphery of the demagnetizing rods 42 is obliquely provided with a plurality of material stirring rods 43, compact material stirring needles 44 are distributed on the periphery of the material stirring rods 43, and the included angle between the central axis of the material stirring rods 43 and the horizontal plane is 30-60 degrees. The demagnetizing bar 42 is made of neodymium iron boron permanent magnet. The wall of the dispersion demagnetization chamber 40 is connected with a blower 46 through an air supply pipe 45, and the bottom of the dispersion demagnetization chamber 40 is provided with a second filter plate 47 with the filter hole size of 0.6-3 cm.
The fine material of kibbling glass filters the back through first filter 36, get into the dispersion and remove in the magnetic cavity 40, start biax step motor 41, two output shaft drives of biax step motor 41 remove the high-speed rotation of bar magnet 42, it drives kickoff pole 43 and dials the rotation of material needle 44 to remove bar magnet 42, kickoff pole 43 and kickoff needle 44 stir the dispersion with the fine material of unordered kibbling glass, cooperation air-blower 46 sends into a large amount of air along blast pipe 45, make the fine material of winding kibbling glass float the dispersion, remove the magnetic impurities adsorption of bar magnet 42 in will kibbling glass fine material and detach. The structure that sets up in the dispersion degaussing chamber 40 does benefit to the high-efficient of the showy dispersion of smashing the glass fiber material and magnetic impurity to get rid of.
A cutting mechanism is arranged in the cutting cavity 50, as shown in fig. 6, the cutting mechanism comprises a puncture plate 51, a cutting knife 52, a cutting cylinder 53 and a moving plate 54, the puncture plate 51 is horizontally arranged in the cutting cavity 50 and is distributed with filtering holes with the size of 0.5-1 cm, the moving plate 54 is positioned below the puncture plate 51, a fixed plate 55 is arranged below the moving plate 54, the cutting cylinder 53 is connected with the center of the bottom of the fixed plate 55, a piston rod of the cutting cylinder penetrates through the moving plate 54, one end of each of two guide posts 56 penetrates through the puncture plate 51 and extends to the second filter plate 47, the other end of each guide post penetrates through the moving plate 54 and is fixedly connected with the fixed plate 55, and a plurality of cutting knives 52 penetrating through the puncture plate 51 are uniformly distributed on the upper surface of the moving plate 54. The demagnetizing glass fiber materials are filtered by the second filtering plates 47 and then fall into the cutting cavity 50, the cutting cylinder 53 drives the moving plate 54 to vertically move along the guide pillar 56, the plurality of cutting knives 52 vertically move along with the moving plate 54 to cut the demagnetizing glass fiber materials, and the demagnetizing glass fiber materials are screened by the puncturing plate 51 to be cut off uniformly and fall into the cleaning cavity 60.
As shown in FIG. 3, a liquid inlet 61 is provided on the top of the sidewall of the cleaning chamber 60, and a first discharge valve 62 is provided on the bottom of the cleaning chamber 60. The top of the treating agent tank body 20 is provided with a second speed reducing motor 63, the second speed reducing motor 63 is connected with a stirring shaft 64 extending into the inner cavity of the treating agent tank body 20, the periphery of the stirring shaft 64 is provided with a plurality of stirring blades 65, and the bottom of the treating agent tank body 20 is provided with a second discharge valve 66.
As shown in fig. 2 to 7, the working method of the glass fiber material crushing, cutting and cleaning device of the embodiment includes the following steps:
step one, adding recycled glass fiber materials from a feed hopper 12, and enabling the recycled glass fiber materials to fall into a grinding and crushing cavity 30; starting the first speed reducing motor 21, wherein a motor shaft of the first speed reducing motor 21 drives the transmission rod 22 to rotate, the transmission rod 22 drives the first bevel gear 23 to rotate, the second bevel gear 24, the third bevel gear 25 and the fourth bevel gear 26 rotate under the meshing action, the third bevel gear 25 and the fourth bevel gear 26 respectively drive the first linkage shaft 27 and the second linkage shaft 28 to rotate, the driving crushing rollers 29 on the peripheries of the first linkage shaft 27 and the second linkage shaft 28 rotate along with the first bevel gear, the driving crushing rollers 29 drive the driven crushing rollers 32 in friction contact with the driving crushing rollers 29 to rotate, the driven linkage shafts 37 rotate along with the driven crushing rollers 37, and the driving crushing rollers 29 and the driven crushing rollers 32 grind and crush the recovered glass fiber materials to obtain crushed glass fiber materials;
step two, the crushed glass fiber materials are filtered by the first filter plate 36 and then enter the dispersing and demagnetizing cavity 40, the double-shaft stepping motor 41 is started, two output shafts of the double-shaft stepping motor 41 drive the demagnetizing rods 42 to rotate at a high speed, the demagnetizing rods 42 drive the material stirring rods 43 and the material stirring needles 44 to stir and disperse the disordered crushed glass fiber materials, a large amount of air is fed along the air supply pipe 45 by matching with the air blower 46, so that the wound crushed glass fiber materials are floated and dispersed, and the demagnetizing rods 42 adsorb and remove magnetic impurities in the crushed glass fiber materials to obtain the demagnetized glass fiber materials;
step three, the demagnetizing glass fiber materials are filtered by the second filter plate 47 and then fall into the cutting cavity 50, the cutting cylinder 53 drives the moving plate 54 to vertically move along the guide post 56, the plurality of cutting knives 52 vertically move along with the moving plate 54 to cut the demagnetizing glass fiber materials, and the cut glass fiber materials with uniform size are obtained after being screened by the puncture plate 51 and fall into the cleaning cavity 60;
step four, adding a cleaning agent with the mass 3-5 times that of the cut glass fiber material from the liquid inlet 61, and uniformly mixing to obtain a cleaning mixed solution; opening the first discharging valve 62 and the discharging pump 13, and discharging the cleaning mixed solution into the treating agent tank body 20 through the discharging pipe 11;
and step five, starting a second speed reducing motor 63, wherein the second speed reducing motor 63 drives a stirring shaft 64 and a stirring blade 65 to rotate, so that the cleaning mixed liquid is promoted to be fully mixed with the treating agent in the treating agent tank body 20, and the refined glass fiber liquid is obtained.
Example 3
As shown in fig. 1 to 7, this embodiment provides a method for preparing high-quality glass fiber powder from recycled glass fiber material, including the following steps:
s1, crushing: adding the recovered glass fiber material which is pre-crushed to the size of 6cm from a feed hopper 12 of glass fiber material crushing, cutting and cleaning equipment, and grinding and crushing the recovered glass fiber material by a gear linkage mechanism to obtain a crushed glass fiber material; wherein, the recovered glass fiber material is obtained by washing and drying glass fiber waste silk;
s2, dispersing and demagnetizing: the crushed glass fiber material is filtered by a first filter plate 36 and then enters a dispersion demagnetizing cavity 40, and the glass fiber material is subjected to floating dispersion and magnetic impurity adsorption to obtain a demagnetizing glass fiber material;
s3, cutting off: the demagnetizing glass fiber material is filtered by the second filter plate 47 and then falls into the cutting cavity 50, and the cutting mechanism cuts the glass fiber material and the puncture plate 51 sieves the glass fiber material to obtain a cut glass fiber material;
s4, cleaning: the cut glass fiber materials enter a cleaning cavity 60, a cleaning agent with the mass 3.5 times that of the cut glass fiber materials is added from a liquid inlet 61, and cleaning mixed liquid is obtained after uniform mixing; wherein the cleaning agent is selected from ethanol;
s5, treating with a treating agent: the cleaning mixed liquid is discharged into the treating agent tank body 20 through the discharging pipe 11; the second speed reducing motor 63 drives the stirring shaft 64 and the stirring blades 65 to rotate, so that the cleaning mixed liquid is promoted to be fully mixed with the treating agent in the treating agent tank 20, and refined glass fiber liquid is obtained; wherein the treating agent is selected from 26wt% sodium hydroxide solution;
s6, filtering and concentrating: filtering the refined glass fiber liquid by filter cloth with the aperture of 20 meshes, and concentrating and dehumidifying a filter cake under reduced pressure to obtain a refined glass fiber material;
s7, drying and crushing: and drying the refined glass fiber material at 82 ℃ for 8 hours, crushing and sieving by a 700-mesh sieve to obtain glass fiber powder.
The length-diameter ratio of the particles of the glass fiber powder prepared in the embodiment is 13:1, diameter of 15 μm and density of 0.62g/cm 3 And the water content is 0.15 percent.
Example 4
The method for preparing high-quality glass fiber powder from recycled glass fiber materials provided by the embodiment is different from the embodiment 3 in that the cleaning agent is selected from acetone, and the treating agent is selected from 16wt% hydrochloric acid solution; the length-diameter ratio of the prepared glass fiber powder particles is detected to be 13:1, monofilament diameter of 16 μm and density of 0.65g/cm 3 And the water content is 0.18 percent.
Example 5
The method for preparing high-quality glass fiber powder from recycled glass fiber materials provided by the embodiment is different from the method in embodiment 3 in that the cleaning agent is selected from ethyl acetate, and the treating agent is selected from 5wt% potassium permanganate aqueous solution; the length-diameter ratio of the prepared glass fiber powder particles is 13:1, monofilament diameter of 17 μm and density of 0.69g/cm 3 And the water content is 0.21 percent.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. The method for preparing the high-quality glass fiber powder by recycling the glass fiber material is characterized by being processed by glass fiber material crushing, cutting and cleaning equipment, wherein the glass fiber material crushing, cutting and cleaning equipment comprises a crushing and cleaning tank body (10) and a treating agent tank body (20), an inner cavity of the crushing and cleaning tank body (10) is sequentially provided with a grinding and crushing cavity (30), a dispersing and demagnetizing cavity (40), a cutting cavity (50) and a cleaning cavity (60) from top to bottom, the center of the grinding and crushing cavity (30) is provided with a gear linkage box (31), the gear linkage box (31) is provided with a gear linkage mechanism, and the bottom of the cleaning cavity (60) is communicated with the top of the treating agent tank body (20) through a discharge pipe (11); two feed hoppers (12) are symmetrically arranged at the top of the crushing and cleaning tank body (10), and a discharge pump (13) is arranged on the path of the discharge pipe (11);
the gear linkage mechanism comprises a first speed reducing motor (21), a transmission rod (22), a first bevel gear (23) and a second bevel gear (24), the first speed reducing motor (21) is arranged at the top of a gear linkage box (31), a motor shaft of the first speed reducing motor is connected with the transmission rod (22) which vertically penetrates through the gear linkage box (31), the first bevel gear (23) is fixedly connected to the periphery of the transmission rod (22), the second bevel gear (24) is rotatably connected to the periphery of the transmission rod (22), the first bevel gear (23) and a gear surface of the second bevel gear (24) are arranged oppositely, a third bevel gear (25) and a fourth bevel gear (26) are meshed between two sides of the first bevel gear (23) and the second bevel gear (24), a horizontal through gear linkage box (31) is fixed to the axis of the third bevel gear (25) and extends to a first linkage shaft (27) of a grinding and crushing cavity (30), and a horizontal through gear linkage box (31) is fixed to the axis of the fourth bevel gear (26) and extends to a second linkage shaft (28) of the grinding and crushing cavity (30);
a plurality of driving crushing rollers (29) are fixed on the peripheries of the first linkage shaft (27) and the second linkage shaft (28) in the grinding and crushing cavity (30), a driven linkage shaft (37) is arranged above the first linkage shaft (27) and the second linkage shaft (28), one end of the driven linkage shaft (37) is rotatably connected with the wall of the crushing and cleaning tank body (10), the other end of the driven linkage shaft is rotatably connected with a gear linkage box (31), and a plurality of driven crushing rollers (32) in frictional contact with the driving crushing rollers (29) are fixed on the periphery of the driven linkage shaft (37);
a double-shaft stepping motor (41) is arranged at the center of the dispersing demagnetizing cavity (40), an output shaft of the double-shaft stepping motor (41) extends towards two sides and is connected with demagnetizing rods (42), a plurality of material stirring rods (43) are obliquely arranged on the periphery of each demagnetizing rod (42), compact material stirring needles (44) are distributed on the periphery of each material stirring rod (43), the wall part of the dispersing demagnetizing cavity (40) is connected with an air blower (46) through an air supply pipe (45), and a second filter plate (47) is arranged at the bottom of the dispersing demagnetizing cavity (40);
the method for preparing the high-quality glass fiber powder by recycling the glass fiber material comprises the following steps:
s1, crushing: adding recovered glass fiber materials which are pre-crushed to the size of 3-10cm into a feeding hopper (12) of glass fiber material crushing, cutting and cleaning equipment, and grinding and crushing the recovered glass fiber materials by a gear linkage mechanism to obtain crushed glass fiber materials;
s2, dispersing and demagnetizing: the crushed glass fiber material is filtered by a first filter plate (36) and then enters a dispersing and demagnetizing cavity (40), and the glass fiber material is floated, dispersed and adsorbed by magnetic impurities to obtain demagnetized glass fiber material;
s3, cutting off: the demagnetizing glass fiber material is filtered by a second filter plate (47) and then falls into a cutting cavity (50), and a cutting mechanism cuts off the glass fiber material and a puncture plate (51) screens the glass fiber material to obtain a cut glass fiber material;
s4, cleaning: feeding the cut glass fiber material into a cleaning cavity (60), adding a cleaning agent with the mass of 3 to 5 times that of the cut glass fiber material from a liquid inlet (61), and uniformly mixing to obtain a cleaning mixed liquid;
s5, treating with a treating agent: the cleaning mixed solution is discharged into a treating agent tank body (20) through a discharging pipe (11); the second speed reducing motor (63) drives the stirring shaft (64) and the stirring blade (65) to rotate, so that the cleaning mixed liquid is promoted to be fully mixed with the treating agent in the treating agent tank body (20), and refined glass fiber liquid is obtained;
s6, filtering and concentrating: filtering the refined glass fiber liquid by filter cloth with the aperture of 20-30 meshes, and concentrating and dehumidifying a filter cake under reduced pressure to obtain a refined glass fiber material;
s7, drying and crushing: and (3) drying the refined glass fiber material at 70 to 95 ℃ for 6 to 10 hours, and crushing the material and sieving the material with a 600 to 800-mesh sieve to obtain glass fiber powder.
2. The method for preparing the high-quality glass fiber powder by the recycled glass fiber material according to claim 1, wherein the recycled glass fiber material is obtained by washing and drying waste glass fiber yarns; the cleaning agent is selected from water, ethanol, acetone, acetonitrile, tetrahydrofuran or ethyl acetate; the treating agent is selected from 20 to 40wt% sodium hydroxide solution, 10 to 20wt% hydrochloric acid solution or 3 to 10wt% potassium permanganate aqueous solution.
3. The method for preparing high-quality glass fiber powder from the recycled glass fiber material as claimed in claim 1, wherein the specific process of grinding and crushing the recycled glass fiber material by the gear linkage mechanism to obtain the crushed glass fiber material comprises the following steps: the first reducing motor (21) is started, a motor shaft of the first reducing motor (21) drives a transmission rod (22) to rotate, the transmission rod (22) drives a first bevel gear (23) to rotate, a second bevel gear (24), a third bevel gear (25) and a fourth bevel gear (26) rotate under the meshing action, the third bevel gear (25) and the fourth bevel gear (26) respectively drive a first linkage shaft (27) and a second linkage shaft (28) to rotate, driving crushing rollers (29) on the peripheries of the first linkage shaft (27) and the second linkage shaft (28) rotate along with the first bevel gear and the fourth bevel gear, the driving crushing rollers (29) drive driven crushing rollers (32) in friction contact with the driving crushing rollers to rotate, the driven linkage shaft (37) rotates along with the driving crushing rollers, and the driving crushing rollers (29) and the driven crushing rollers (32) grind and crush the recovered glass fiber materials to obtain the crushed glass fiber materials.
4. The method for preparing the high-quality glass fiber powder from the recycled glass fiber material as claimed in claim 1, wherein the specific processes of floating dispersion and magnetic impurity adsorption to obtain the demagnetized glass fiber material are as follows: start biax step motor (41), two output shaft drives of biax step motor (41) remove magnetic rod (42) and rotate at a high speed, it drives kickoff pole (43) and kickoff needle (44) and rotates to remove magnetic rod (42), kickoff pole (43) and kickoff needle (44) are dispersed the stirring of chaotic unordered crushing glass fiber material, cooperation air-blower (46) send into a large amount of air along blast pipe (45), make winding crushing glass fiber material float the dispersion, remove magnetic impurity adsorption in magnetic rod (42) will smash the glass fiber material and detach.
5. The method for preparing high-quality glass fiber powder by using the recycled glass fiber material as claimed in claim 1, wherein the specific process of obtaining the cut glass fiber material after cutting by the cutting mechanism and screening by the puncture plate (51) is as follows: the cutting cylinder (53) drives the moving plate (54) to vertically move along the guide post (56), the plurality of cutting knives (52) vertically move along with the moving plate (54) to cut the magnetic-removing glass fiber materials, and the glass fiber materials are screened by the puncture plate (51) to obtain cut glass fiber materials with uniform sizes and fall into the cleaning cavity (60).
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| CN115430684B (en) * | 2022-10-17 | 2023-07-28 | 安徽碧深高纤有限公司 | Recovery device for fiber yarns |
| CN115572108B (en) * | 2022-11-10 | 2023-06-20 | 安徽省杰事途新材料有限公司 | Method for preparing light flame-retardant section bar from waste glass fiber |
| CN116251673A (en) * | 2023-03-31 | 2023-06-13 | 蜂巢能源科技股份有限公司 | Separation method and separation equipment for magnetic substances in silicon-based anode material |
| CN116655215B (en) * | 2023-05-16 | 2024-05-28 | 五河县维佳复合材料有限公司 | Automatic feeding system for glass fiber waste silk |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03109232A (en) * | 1989-09-20 | 1991-05-09 | Nitto Boseki Co Ltd | Production of fine powder of glass fiber |
| US6029477A (en) * | 1996-11-06 | 2000-02-29 | Ppg Industries Ohio, Inc. | Systems and process for recycling glass fiber waste material into glass fiber product |
| CN1486948A (en) * | 2002-09-30 | 2004-04-07 | 张毓强 | Production process of glass fiber with waste glass fiber as material |
| CN102489492A (en) * | 2011-12-09 | 2012-06-13 | 重庆国际复合材料有限公司 | Recovery method for glass fiber waste silks |
| CN106927695A (en) * | 2017-03-30 | 2017-07-07 | 齐鲁工业大学 | The low temperature closed-loop process technique of discarded glass |
| CN206351065U (en) * | 2016-12-09 | 2017-07-25 | 阳淑芳 | A kind of broken installing of heat radiating type Chinese medicinal material iron power removing for being easy to cleaning is standby |
| CN108610852A (en) * | 2018-05-02 | 2018-10-02 | 济南航晨生物科技有限公司 | A method of preparing green environmental friendly coatings using glass waste silk |
| CN109449526A (en) * | 2018-12-22 | 2019-03-08 | 枣庄领创新能源科技有限公司 | A kind of cathode of lithium battery that is convenient to clean is crushed except magnetic device |
| CN110590188A (en) * | 2019-08-29 | 2019-12-20 | 泰山玻璃纤维邹城有限公司 | Processing method of waste glass fiber powder |
| CN110756550A (en) * | 2019-10-08 | 2020-02-07 | 宁波九镆科技有限公司 | Process for recycling waste glass fibers of glass fiber plant |
| CN213793417U (en) * | 2020-10-20 | 2021-07-27 | 烟台美富升包装材料有限公司 | Glass fiber waste silk treatment facility |
| CN114394755A (en) * | 2022-01-24 | 2022-04-26 | 山东玻纤集团股份有限公司 | Production method of glass fiber yarns by using waste glass fiber yarns as raw materials |
-
2022
- 2022-05-24 CN CN202210570532.3A patent/CN114904889B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03109232A (en) * | 1989-09-20 | 1991-05-09 | Nitto Boseki Co Ltd | Production of fine powder of glass fiber |
| US6029477A (en) * | 1996-11-06 | 2000-02-29 | Ppg Industries Ohio, Inc. | Systems and process for recycling glass fiber waste material into glass fiber product |
| CN1486948A (en) * | 2002-09-30 | 2004-04-07 | 张毓强 | Production process of glass fiber with waste glass fiber as material |
| CN102489492A (en) * | 2011-12-09 | 2012-06-13 | 重庆国际复合材料有限公司 | Recovery method for glass fiber waste silks |
| CN206351065U (en) * | 2016-12-09 | 2017-07-25 | 阳淑芳 | A kind of broken installing of heat radiating type Chinese medicinal material iron power removing for being easy to cleaning is standby |
| CN106927695A (en) * | 2017-03-30 | 2017-07-07 | 齐鲁工业大学 | The low temperature closed-loop process technique of discarded glass |
| CN108610852A (en) * | 2018-05-02 | 2018-10-02 | 济南航晨生物科技有限公司 | A method of preparing green environmental friendly coatings using glass waste silk |
| CN109449526A (en) * | 2018-12-22 | 2019-03-08 | 枣庄领创新能源科技有限公司 | A kind of cathode of lithium battery that is convenient to clean is crushed except magnetic device |
| CN110590188A (en) * | 2019-08-29 | 2019-12-20 | 泰山玻璃纤维邹城有限公司 | Processing method of waste glass fiber powder |
| CN110756550A (en) * | 2019-10-08 | 2020-02-07 | 宁波九镆科技有限公司 | Process for recycling waste glass fibers of glass fiber plant |
| CN213793417U (en) * | 2020-10-20 | 2021-07-27 | 烟台美富升包装材料有限公司 | Glass fiber waste silk treatment facility |
| CN114394755A (en) * | 2022-01-24 | 2022-04-26 | 山东玻纤集团股份有限公司 | Production method of glass fiber yarns by using waste glass fiber yarns as raw materials |
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Denomination of invention: Method for preparing high-quality glass fiber powder from recycled glass fiber materials Granted publication date: 20230310 Pledgee: Bengbu Branch of China Construction Bank Co.,Ltd. Pledgor: Wuhe Weijia composite material Co.,Ltd. Registration number: Y2024980001511 |