CN110694790A - Method for preparing, purifying and removing impurities of nonmetal mineral kaolin - Google Patents
Method for preparing, purifying and removing impurities of nonmetal mineral kaolin Download PDFInfo
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- CN110694790A CN110694790A CN201911000445.9A CN201911000445A CN110694790A CN 110694790 A CN110694790 A CN 110694790A CN 201911000445 A CN201911000445 A CN 201911000445A CN 110694790 A CN110694790 A CN 110694790A
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- magnetic separation
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- 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
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B9/00—General arrangement of separating plant, e.g. flow sheets
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/02—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by distortion, beating, or vibration of the surface to be cleaned
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Abstract
The invention relates to a method for preparing, purifying and decontaminating non-metal mineral kaolin, which comprises a bottom plate, a conveying device, a magnetic separation device and an output device, wherein the conveying device is arranged on the left side of the upper end of the bottom plate, the magnetic separation device is arranged on the right side of the conveying device, the magnetic separation device is arranged on the bottom plate, the output device is arranged below the magnetic separation device, and the output device is arranged on the bottom plate. The invention can solve the problems that the existing equipment can not effectively adsorb and remove iron minerals in the mortar when the existing equipment is used for preparing, purifying and removing impurities of the non-metal mineral kaolin and is used for carrying out magnetic separation on fine-grained mortar, so that the mortar also contains colored impurities, and the adsorption efficiency is low; meanwhile, after the fine-grained mortar is subjected to magnetic separation, iron minerals attached to the surface of the magnetic roller cannot be effectively removed, and the residual iron ore on the surface of the magnetic roller reduces the success rate of next magnetic separation, so that the working efficiency of the magnetic separation and other problems are reduced.
Description
Technical Field
The invention relates to the technical field of kaolin purification, and in particular relates to a method for preparing, purifying and decontaminating non-metal mineral kaolin.
Background
Kaolin is an important non-metallic mineral resource, has good adsorbability, plasticity, stability and the like, and is widely applied to the field of preparation of materials such as paper making, ceramics, rubber, refractory materials and the like. The kaolin produced in China has low product quality, high-quality kaolin depends on import, and optimization and innovation of the kaolin purification process are of great importance. The kaolin purification process comprises gravity separation, magnetic separation, flotation, leaching, chemical bleaching, roasting and the like.
At present, the prior non-metal mineral kaolin preparation, purification and impurity removal usually has the following defects: 1. when fine-grained mortar is subjected to magnetic separation, the existing equipment cannot effectively adsorb and remove iron minerals in the mortar, so that the mortar also contains colored impurities, and the adsorption efficiency is low; 2. the existing equipment can not effectively remove iron minerals attached to the surface of the magnetic roller after carrying out magnetic separation on fine-grained mortar, and residual iron ore on the surface of the magnetic roller reduces the success rate of the magnetic separation, thereby reducing the working efficiency of the magnetic separation.
Disclosure of Invention
Technical problem to be solved
The invention can solve the problems that the existing equipment can not effectively adsorb and remove iron minerals in the mortar when the existing equipment is used for preparing, purifying and removing impurities of the non-metal mineral kaolin and is used for carrying out magnetic separation on fine-grained mortar, so that the mortar also contains colored impurities, and the adsorption efficiency is low; meanwhile, after the fine-grained mortar is subjected to magnetic separation, iron minerals attached to the surface of the magnetic roller cannot be effectively removed, and the residual iron ore on the surface of the magnetic roller reduces the success rate of next magnetic separation, so that the working efficiency of the magnetic separation and other problems are reduced.
(II) technical scheme
In order to achieve the purpose, the invention adopts the following technical scheme that the method for preparing, purifying and decontaminating the nonmetallic mineral kaolin comprises the following steps:
s1, mashing into slurry: crushing raw kaolin ores in an artificial mode, and then mixing the raw kaolin ores, water and a dispersing agent in a slurry smashing machine to prepare mortar, wherein the model of the slurry smashing machine is ZDJ-900;
s2, screening and sand removing: pouring the mortar prepared in the step S1 into a spiral classifier in a manual mode, wherein the model of the spiral classifier is FG-12, and screening the mortar by the spiral classifier to remove sand grains and coarse mineral impurities in the mortar;
s3, centrifugal classification: pouring the mortar screened in the step S2 into a hydrocyclone in a manual mode, wherein the type of the hydrocyclone is FX-500, and classifying the mortar by the hydrocyclone to obtain two coarse and fine particle fractions;
s4, magnetic separation and iron removal: placing the bottom plate below the hydrocyclone, conveying the sorted fine-fraction mortar to a magnetic separation device by using a conveying device, and adsorbing and removing iron minerals in the fine-fraction mortar by using the magnetic separation device;
s5, concentrating and drying: and (3) manually pouring the fine-grained mortar subjected to magnetic separation in the step S4 into a filter press with the model of RBYL, dehydrating the fine-grained mortar by using the filter press, and then pouring the dehydrated mortar into a kaolin dryer with the model of NYHJ1212 for drying.
In the building wall repair pretreatment method, the working procedures in the steps S1-S5 need to be matched by the bottom plate, the conveying device, the magnetic separation device and the output device to complete corresponding treatment operations.
The magnetic separation device is arranged on the bottom plate, an output device is arranged below the magnetic separation device, and the output device is arranged on the bottom plate.
The magnetic separation device comprises a support column, a rectangular frame, a feeding port, a magnetic separation mechanism and a vibration mechanism, the upper end of the bottom plate is uniformly provided with supporting columns, the supporting columns are installed on the bottom plate, the upper end of each supporting column is provided with a rectangular frame, the upper end face of each rectangular frame is provided with a rectangular opening, the upper end of each rectangular frame is provided with a feeding port, magnetic separation mechanisms are symmetrically arranged in the rectangular frames, the magnetic separation mechanisms are connected with the inner side walls of the rectangular frames in a sliding fit mode, the lower ends of the magnetic separation mechanisms are provided with vibration mechanisms, the vibration mechanisms are connected with the bottoms of the rectangular frames through bearings, the lower ends of the vibration devices are installed, the mortar enters a magnetic separation mechanism from a feeding port, the magnetic separation mechanism adsorbs and removes iron minerals contained in the mortar, and then, mortar in the magnetic separation mechanism falls into output device, and vibration mechanism plays the effect of getting rid of the iron mineral that remains in the magnetic separation mechanism.
The magnetic separation mechanism comprises a feeding branch chain, a magnetic separation barrel, a magnetic roller, an electric push rod and a sliding block, wherein the sliding block is connected with the inner side wall of a rectangular frame in a sliding fit mode, the sliding block is of an L-shaped structure, the electric push rods are symmetrically arranged on the inner side of the sliding block and are installed on the sliding block through a push rod seat, the magnetic separation barrel is installed at the top end of the electric push rod and is in sliding fit with the rectangular frame, the magnetic separation barrel is of a rectangular structure, the magnetic roller is uniformly arranged in the magnetic separation barrel and is installed on the inner side wall of the magnetic separation barrel, the feeding branch chain is installed at the upper end of the magnetic separation barrel and is connected with a rectangular opening in a sliding fit mode, when the magnetic separation mechanism works, firstly, mortar enters the magnetic separation barrel from the feeding branch chain, the magnetic roller in the magnetic separation barrel adsorbs iron minerals in the mortar, then, the electric push, and finally, the sliding block drives the magnetic separation barrel subjected to magnetic separation to move, so that iron minerals in the magnetic separation barrel are removed.
Preferably, conveyer include base, support frame and conveying board, the pedestal mounting on the bottom plate, base upper end symmetry is provided with the support frame, is located left support frame and installs on the base, is located the support frame on right side and installs on the magnetic separation device, the support frame on install the conveying board, during concrete during operation, the conveying board transports fine-grained mortar to the magnetic separation device, the support frame plays the effect of support to the conveying board.
Preferably, the output device comprises oblique sliding grooves and a connecting rod, three oblique sliding grooves are formed in the upper end of the bottom plate, every two oblique sliding grooves are connected through the connecting rod, the oblique sliding grooves play a role in conveying mortar during specific work, and the connecting rod plays a role in connecting the oblique sliding grooves.
Preferably, the vibration mechanism comprises a driving motor, a rotating disc, a roller, a vibration disc, a telescopic rod and a return spring, the driving motor is arranged on the bottom plate through a motor base, an output shaft of the motor is connected with the bottom of the rectangular frame through a bearing, a rotating disc is arranged at the upper end of the output shaft, rollers are symmetrically arranged on the rotating disc, the rollers are arranged on the rotating disc through the bearing, a vibration disc is arranged above the rotating disc, the vibration disc is arranged on a sliding block, a telescopic rod is arranged in the middle of the vibration disc, the lower end of the telescopic rod is arranged in the middle of the rotating disc, a reset spring is arranged outside the telescopic rod, the reset spring is arranged on the vibration disc, manually start driving motor, driving motor drives the rolling disc and rotates, and the gyro wheel on the rolling disc drives the sliding block through the vibrations dish and moves to realize the function of vibrations, reset spring plays the effect that resets.
Preferably, the feeding branch chain include carriage, feed inlet and coupling spring, the carriage install in magnetic separation section of thick bamboo upper end, the carriage is inside to be connected with the feed inlet through sliding fit's mode, the feed inlet lower extreme evenly is provided with coupling spring, coupling spring installs inside the carriage, during concrete work, the carriage plays the effect of support, the feed inlet is used for the feeding of mortar, coupling spring plays the effect that resets when a magnetic separation section of thick bamboo shakes.
Preferably, the lower surface of the vibration disc is uniformly provided with protrusions in a circular arc structure, and the protrusions and the rollers are matched to play a vibration function during specific work.
(III) advantageous effects
1. According to the method for preparing, purifying and decontaminating the non-metal mineral kaolin, the magnetic separation device internally comprises the plurality of magnetic rollers, and when fine-grained mortar falls through the plurality of magnetic rollers, the plurality of magnetic rollers can effectively adsorb iron minerals in the mortar, so that the magnetic separation efficiency is improved;
2. according to the method for preparing, purifying and decontaminating the nonmetal mineral kaolin, the adopted vibration device can vibrate the magnetic separation cylinder after magnetic separation, and remove the iron minerals remained in the magnetic separation cylinder by vibration, so that the magnetic separation of the magnetic separation cylinder at the next time is facilitated, the success rate of the magnetic separation is improved, and the magnetic separation device comprises two magnetic separation cylinders, and when the magnetic separation cylinder is vibrated, the other magnetic separation cylinder continues to carry out the magnetic separation on the mortar, so that the working continuity is realized.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a cross-sectional view of the present invention;
FIG. 4 is an enlarged view taken along line B of FIG. 3 in accordance with the present invention;
fig. 5 is an enlarged view of the invention in the direction of N in fig. 3.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 5, a method for preparing, purifying and decontaminating non-metal mineral kaolin comprises the following steps:
s1, mashing into slurry: crushing raw kaolin ores in an artificial mode, and mixing the raw kaolin ores, water and a dispersing agent in a mortar stirrer to prepare mortar;
s2, screening and sand removing: pouring the mortar prepared in the step S1 into a spiral classifier in a manual mode, and screening the mortar by the spiral classifier to remove sand grains and coarse mineral impurities in the mortar;
s3, centrifugal classification: pouring the mortar screened in the step S2 into a hydrocyclone in a manual mode, and classifying the mortar by the hydrocyclone to obtain two coarse and fine particle fractions;
s4, magnetic separation and iron removal: placing the bottom plate 1 below the hydrocyclone, conveying the sorted fine-grade mortar to a magnetic separation device 3 by a conveying device 2, and adsorbing and removing iron minerals in the fine-grade mortar by the magnetic separation device 3;
s5, concentrating and drying: manually pouring the fine-grained mortar subjected to magnetic separation in the step S4 into a filter press, dehydrating the fine-grained mortar by using the filter press, and then pouring the dehydrated mortar into a kaolin dryer for drying.
In the building wall repair pretreatment method, the working procedures in the steps S1-S5 need to be completed by the matching of the bottom plate 1, the conveying device 2, the magnetic separation device 3 and the output device 4.
1 upper end left side of bottom plate install conveyer 2, 2 right sides of conveyer are provided with magnetic separation device 3, magnetic separation device 3 installs on bottom plate 1, 3 below of magnetic separation device are provided with output device 4, output device 4 installs on bottom plate 1.
Conveyer 2 include base 21, support frame 22 and conveying board 23, base 21 install on bottom plate 1, base 21 upper end symmetry is provided with support frame 22, is located left support frame 22 and installs on base 21, is located the support frame 22 on right side and installs on magnetic separation device 3, support frame 22 on install conveying board 23, during concrete work, conveying board 23 transports fine fraction mortar to magnetic separation device 3, support frame 22 plays the effect of support to conveying board 23.
The magnetic separation device 3 comprises a support column 31, a rectangular frame 32, a feeding port 33, a magnetic separation mechanism 34 and a vibration mechanism 35, the upper end of the bottom plate 1 is uniformly provided with the support column 31, the support column 31 is installed on the bottom plate 1, the upper end of the support column 31 is provided with the rectangular frame 32, the upper end face of the rectangular frame 32 is provided with a rectangular opening, the feeding port 33 is installed at the upper end of the rectangular frame 32, the magnetic separation mechanism 34 is symmetrically arranged inside the rectangular frame 32, the magnetic separation mechanism 34 is connected with the inner side wall of the rectangular frame 32 in a sliding fit mode, the vibration mechanism 35 is installed at the lower end of the magnetic separation mechanism 34 and is connected with the bottom of the rectangular frame 32 through a bearing, the lower end of the vibration mechanism is installed on the bottom plate 1, during specific work, mortar enters the magnetic separation mechanism 34 from the feeding port 33, the magnetic separation mechanism 34 adsorbs and removes iron minerals, the vibration mechanism 35 functions to remove iron minerals remaining in the magnetic separation mechanism 34.
The magnetic separation mechanism 34 comprises a feeding branch chain 341, a magnetic separation cylinder 342, magnetic rollers 343, electric push rods 344 and sliding blocks 345, the sliding blocks 345 are connected with the inner side wall of the rectangular frame 32 in a sliding fit manner, the sliding blocks 345 are in an L-shaped structure, the electric push rods 344 are symmetrically arranged on the inner side of the sliding blocks 345, the electric push rods 344 are mounted on the sliding blocks 345 through push rod seats, the magnetic separation cylinder 342 is mounted at the top end of the electric push rods 344, the magnetic separation cylinder 342 is in sliding fit with the rectangular frame 32, the magnetic separation cylinder 342 is in a rectangular structure, the magnetic rollers 343 are uniformly arranged in the magnetic separation cylinder 342, the magnetic rollers 343 are mounted on the inner side wall of the magnetic separation cylinder 342, the feeding branch chain 341 is mounted at the upper end of the magnetic separation cylinder 342, the feeding branch chain 341 is connected with the rectangular opening in a sliding fit manner, during specific work, firstly, mortar enters the magnetic rollers 343 in, then, the electric push rod 344 replaces the magnetic separation cylinder 342, pulls the magnetic separation cylinder 342 to one side after magnetic separation, and finally, the sliding block 345 drives the magnetic separation cylinder 342 after magnetic separation to move, so as to remove iron minerals in the magnetic separation cylinder 342.
The feeding branch 341 includes a support frame 3411, a feeding port 3412 and a connecting spring 3413, the support frame 3411 is installed at the upper end of the magnetic separation cylinder 342, the inside of the support frame 3411 is connected with the feeding port 3412 through a sliding fit, the lower end of the feeding port 3412 is uniformly provided with the connecting spring 3413, the connecting spring 3413 is installed inside the support frame 3411, in the specific work process, the support frame 3411 plays a supporting role, the feeding port 3412 is used for feeding mortar, and the connecting spring 3413 plays a resetting role when the magnetic separation cylinder 342 vibrates.
The vibrating mechanism 35 comprises a driving motor 351, a rotating disc 352, a roller 353, a vibrating disc 354, a telescopic rod 355 and a reset spring 356, the driving motor 351 is installed on the bottom plate 1 through a motor base, an output shaft of the motor is connected with the bottom of the rectangular frame 32 through a bearing, the rotating disc 352 is installed at the upper end of the output shaft, the roller 353 is symmetrically arranged on the rotating disc 352, the roller 353 is installed on the rotating disc 352 through a bearing, the vibrating disc 354 is arranged above the rotating disc 352, the vibrating disc 354 is installed on a sliding block 345, the telescopic rod 355 is installed in the middle of the vibrating disc 354, the lower end of the telescopic rod 355 is installed in the middle of the rotating disc 352, the reset spring 356 is arranged outside the telescopic rod 355, the reset spring 356 is installed on the vibrating disc 354, when the vibrating mechanism works, the driving motor 351 is manually started, the driving the rotating disc 352 to rotate, the, thereby realizing the function of vibration, and the reset spring 356 plays the role of reset.
The lower surface of the vibration disc 354 is uniformly provided with protrusions in a circular arc structure, and the protrusions and the rollers 353 are matched to play a vibration function in specific work.
The output device 4 comprises oblique chutes 41 and connecting rods 42, the upper end of the bottom plate 1 is provided with three oblique chutes 41, every two oblique chutes 41 are connected through the connecting rod 42, during specific work, the oblique chutes 41 play a role in conveying mortar, and the connecting rods 42 play a role in connecting the oblique chutes.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A method for preparing, purifying and decontaminating non-metal mineral kaolin is characterized in that: the method for preparing, purifying and decontaminating the nonmetallic mineral kaolin comprises the following steps:
s1, mashing into slurry: crushing raw kaolin ores in an artificial mode, and mixing the raw kaolin ores, water and a dispersing agent in a mortar stirrer to prepare mortar;
s2, screening and sand removing: pouring the mortar prepared in the step S1 into a spiral classifier in a manual mode, and screening the mortar by the spiral classifier to remove sand grains and coarse mineral impurities in the mortar;
s3, centrifugal classification: pouring the mortar screened in the step S2 into a hydrocyclone in a manual mode, and classifying the mortar by the hydrocyclone to obtain two coarse and fine particle fractions;
s4, magnetic separation and iron removal: the bottom plate (1) is placed below the hydrocyclone, the sorted fine-fraction mortar is conveyed to the magnetic separation device (3) by the conveying device (2), and iron minerals in the fine-fraction mortar are adsorbed and removed by the magnetic separation device (3);
s5, concentrating and drying: manually pouring the fine-grained mortar subjected to magnetic separation in the step S4 into a filter press, dehydrating the fine-grained mortar by using the filter press, and then pouring the dehydrated mortar into a kaolin dryer for drying;
in the building wall repair pretreatment method, the operation procedures in the steps S1-S5 need to be completed by the matching of the bottom plate (1), the conveying device (2), the magnetic separation device (3) and the output device (4), wherein:
the magnetic separation device is characterized in that a conveying device (2) is mounted on the left side of the upper end of the bottom plate (1), a magnetic separation device (3) is arranged on the right side of the conveying device (2), the magnetic separation device (3) is mounted on the bottom plate (1), an output device (4) is arranged below the magnetic separation device (3), and the output device (4) is mounted on the bottom plate (1);
the magnetic separation device (3) comprises support columns (31), rectangular frames (32), a feeding port (33), a magnetic separation mechanism (34) and a vibration mechanism (35), the support columns (31) are uniformly arranged at the upper end of the bottom plate (1), the support columns (31) are installed on the bottom plate (1), the rectangular frames (32) are installed at the upper ends of the support columns (31), rectangular openings are formed in the upper end faces of the rectangular frames (32), the feeding port (33) is installed at the upper end of the rectangular frames (32), the magnetic separation mechanism (34) is symmetrically arranged inside the rectangular frames (32), the magnetic separation mechanism (34) is connected with the inner side wall of each rectangular frame (32) in a sliding fit mode, the vibration mechanism (35) is installed at the lower end of the magnetic separation mechanism (34), the vibration mechanism (35) is connected with the bottom of each rectangular frame (32) through a bearing, and the;
the magnetic separation mechanism (34) comprises a feeding branch chain (341), a magnetic separation cylinder (342), a magnetic roller (343), an electric push rod (344) and a sliding block (345), the sliding block (345) is connected with the inner side wall of the rectangular frame (32) in a sliding fit mode, the sliding block (345) is of an L-shaped structure, electric push rods (344) are symmetrically arranged on the inner side of the sliding block (345), the electric push rods (344) are installed on the sliding block (345) through a push rod seat, magnetic separation section of thick bamboo (342) is installed on electric putter (344) top, magnetic separation section of thick bamboo (342) and rectangle frame (32) sliding fit, magnetic separation section of thick bamboo (342) are the rectangle structure, magnetic separation section of thick bamboo (342) inside evenly is provided with magnetism roller (343), install on magnetic separation section of thick bamboo (342) inside wall magnetism roller (343), feeding branch chain (341) are installed to magnetic separation section of thick bamboo (342) upper end, feeding branch chain (341) are connected with the rectangle opening through sliding fit's mode.
2. The method for preparing, purifying and decontaminating non-metallic mineral kaolin according to claim 1, characterized in that: conveyer (2) include base (21), support frame (22) and conveying board (23), base (21) install on bottom plate (1), base (21) upper end symmetry is provided with support frame (22), is located left support frame (22) and installs on base (21), is located support frame (22) on right side and installs on magnetic separation device (3), support frame (22) on install conveying board (23).
3. The method for preparing, purifying and decontaminating non-metallic mineral kaolin according to claim 1, characterized in that: the output device (4) comprises oblique sliding grooves (41) and connecting rods (42), three oblique sliding grooves (41) are formed in the upper end of the bottom plate (1), and every two oblique sliding grooves (41) are connected through the connecting rods (42).
4. The method for preparing, purifying and decontaminating non-metallic mineral kaolin according to claim 1, characterized in that: the vibration mechanism (35) comprises a driving motor (351), a rotating disc (352), a roller (353), a vibration disc (354), a telescopic rod (355) and a return spring (356), driving motor (351) install on bottom plate (1) through the motor cabinet, the output shaft of motor passes through the bearing and is connected with rectangle frame (32) bottom, rolling disc (352) is installed to the output shaft upper end, the symmetry is provided with gyro wheel (353) on rolling disc (352), gyro wheel (353) are installed on rolling disc (352) through the bearing, rolling disc (352) top is provided with vibrations dish (354), vibrations dish (354) are installed on sliding block (345), vibrations dish (354) mid-mounting has telescopic link (355), telescopic link (355) lower extreme is installed at rolling disc (352) middle part, the telescopic link (355) outside is provided with reset spring (356), reset spring (356) are installed on vibrations dish (354).
5. The method for preparing, purifying and decontaminating non-metallic mineral kaolin according to claim 1, characterized in that: the feeding branch chain (341) include carriage (3411), feed inlet (3412) and connecting spring (3413), carriage (3411) install in magnetic separation section of thick bamboo (342) upper end, inside feed inlet (3412) that is connected with through sliding fit's mode of carriage (3411), feed inlet (3412) lower extreme evenly is provided with connecting spring (3413), connecting spring (3413) are installed inside carriage (3411).
6. The building wall repair pretreatment method according to claim 4, characterized by comprising the following steps: the lower surface of the vibration disc (354) is uniformly provided with bulges which are of circular arc structures.
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| CN201911000445.9A CN110694790A (en) | 2019-10-21 | 2019-10-21 | Method for preparing, purifying and removing impurities of nonmetal mineral kaolin |
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| CN112495579A (en) * | 2020-12-08 | 2021-03-16 | 永丰县广润化工有限公司 | Nonmetal mineral impurity screening and subpackaging mechanism |
| CN114160300A (en) * | 2021-07-14 | 2022-03-11 | 夏明友 | Combined beneficiation and purification method for kaolin ore or kaolin tailings |
| CN115318620A (en) * | 2022-08-23 | 2022-11-11 | 石家庄华邦矿产品有限公司 | High-efficient purification device of tourmaline |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112495579A (en) * | 2020-12-08 | 2021-03-16 | 永丰县广润化工有限公司 | Nonmetal mineral impurity screening and subpackaging mechanism |
| CN112495579B (en) * | 2020-12-08 | 2023-01-24 | 永丰县广润化工有限公司 | Nonmetal mineral impurity screening and subpackaging mechanism |
| CN114160300A (en) * | 2021-07-14 | 2022-03-11 | 夏明友 | Combined beneficiation and purification method for kaolin ore or kaolin tailings |
| CN114160300B (en) * | 2021-07-14 | 2024-06-11 | 深圳市硕晶非金属材料技术有限公司 | Combined beneficiation and purification method for kaolin ore or kaolin tailings |
| CN115318620A (en) * | 2022-08-23 | 2022-11-11 | 石家庄华邦矿产品有限公司 | High-efficient purification device of tourmaline |
| CN115318620B (en) * | 2022-08-23 | 2023-12-22 | 石家庄华邦矿产品有限公司 | Tourmaline high-efficiency purifying device |
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Application publication date: 20200117 |