CN113695231A - Grain grading treatment system and grain processing technology - Google Patents
Grain grading treatment system and grain processing technology Download PDFInfo
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- CN113695231A CN113695231A CN202111016108.6A CN202111016108A CN113695231A CN 113695231 A CN113695231 A CN 113695231A CN 202111016108 A CN202111016108 A CN 202111016108A CN 113695231 A CN113695231 A CN 113695231A
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- screening mechanism
- magnetic separation
- knocking
- grain
- rotating shaft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of 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
- B03C1/16—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts
- B03C1/18—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts with magnets moving during operation
- B03C1/20—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts with magnets moving during operation in the form of belts, e.g. cross-belt type
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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
- B03C1/30—Combinations with other devices, not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
- B07C5/3425—Sorting according to other particular properties according to optical properties, e.g. colour of granular material, e.g. ore particles, grain
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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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- Combined Means For Separation Of Solids (AREA)
Abstract
The invention provides a grain grading treatment system and a grain processing technology, wherein grains respectively pass through a primary screening mechanism, a secondary screening mechanism and a tertiary screening mechanism, wherein the secondary screening mechanism comprises a shell, a vibration box, a screen, a magnetic separation transmission belt, a magnetic plate and at least one group of knocking devices, the knocking devices are positioned below the moving parts of the magnetic separation transmission belt towards the vibration box, each knocking device comprises a knocking stick, each knocking stick has a tendency of moving towards the bottom side of the magnetic separation transmission belt, the lower part of each knocking stick is rotatably connected with a driving gear, and the driving gears can drive the knocking sticks to move towards the direction far away from the magnetic separation transmission belt in part of time during rotation. Hit through knocking device and hit the magnetic separation transmission band, let the impurity that adheres on the magnetic separation transmission band vibrate from the magnetic separation transmission band to let the effect that the magnetic absorption transmission band magnetism was inhaled better, can effectively separate out metallic impurity.
Description
Technical Field
The invention relates to the technical field of grain processing, in particular to a grain grading treatment system and a grain processing technology.
Background
The grain is a general name of various plant seeds in cooking food, is also called as 'grain', contains rich nutrient substances, mainly comprises protein, vitamins, dietary fibers, fat and the like, and needs to be screened in the processing and storage processes to separate impurities in the grain.
In the prior art, when the grains are magnetically separated, the grains are in contact with the roller shaft with magnetic force to be screened and separated, but a large amount of screened objects can be superposed or adhered to the magnetic separation roller to influence the magnetism when passing through the magnetic separation roller.
Disclosure of Invention
In view of the above problems, the present invention is directed to solving the above-described problems. The first purpose of the present invention is to provide a grain grading treatment system and a grain processing technology for solving the above problems, wherein the grading treatment system and the processing technology thereof are adopted, impurities adhered to the surface of the magnetic separation conveying belt are knocked off by the knocking device to avoid the influence of the impurities on the magnetic attraction effect, and the grain can be effectively processed, screened and separated to obtain metal substances in the grain.
In order to achieve the purpose, the invention adopts the following technical scheme:
a grain grading treatment system comprises a first-stage screening mechanism, a second-stage screening mechanism and a third-stage screening mechanism, wherein the second-stage screening mechanism is arranged between a discharge end of the first-stage screening mechanism and a feed end of the third-stage screening mechanism, grains sequentially pass through the first-stage screening mechanism, the second-stage screening mechanism and the third-stage screening mechanism respectively, the second-stage screening mechanism comprises a shell and a vibrating box arranged in the shell, a screen is arranged in the vibrating box, a magnetic separation conveying belt is arranged above the screen in the shell, and the conveying direction of the magnetic separation conveying belt is perpendicular to the conveying direction of the grains in the vibrating box; a magnetic plate is arranged in the magnetic separation transmission belt, and is positioned above the vibration box and close to the lower part of the magnetic separation transmission belt; second grade screening mechanism still includes an at least set of knocking device, and knocking device is located the below that the magnetic separation transmission band removed the position toward the vibrating bin, and knocking device is including strikeing the rod, and it has the trend toward the removal of magnetic separation transmission band bottom side to strike the rod, and the lower part rotates and is connected with drive gear, and drive gear has partial time to drive when rotating and strikes the rod and remove toward the direction of keeping away from the magnetic separation transmission band.
The preferred technical scheme of the invention is that the knocking device also comprises a sleeve, the sleeve is fixedly arranged on the shell, the knocking rod is sleeved in the sleeve in a sliding manner, a rack is arranged at the lower part of the knocking rod, and an opening part is arranged at the lower part of the sleeve; the driving gear peripheral ring includes a gear tooth portion having gear teeth and a non-gear portion having no gear teeth, the gear tooth portion being engaged with the rack through the opening portion.
The preferred technical scheme of the invention is that the secondary screening mechanism further comprises a first rotating shaft and a second rotating shaft which are arranged above two sides of the vibration box, and a magnetic separation transmission belt is connected between the first rotating shaft and the second rotating shaft; one side of the first rotating shaft is provided with a motor transmission set; the knocking device further comprises a third rotating shaft, the shaft center of the driving gear is fixedly connected with the third rotating shaft, and the second rotating shaft is connected with the third rotating shaft through a belt.
The preferred technical scheme of the invention is that a first spring is arranged in the sleeve, one end of the first spring is abutted with the bottom in the sleeve, and the other end of the first spring is abutted with the bottom side of the knocking stick.
The preferred technical scheme of the invention is that the top end of the knocking stick is fixedly provided with a second spring, and the upper end of the second spring is fixedly provided with a hitting ball.
The preferred technical scheme of the invention is that two stabilizing rollers are arranged between the magnetic plate and the knocking device, the stabilizing rollers are positioned at the inner side and the outer side of the magnetic separation conveying belt, and the stabilizing rollers are rotationally connected with the magnetic separation conveying belt.
The preferred technical scheme of the invention is that two sides of the vibration box are fixedly provided with eccentric wheel motors; the bottom of the machine shell is provided with a plurality of fixing columns, the top ends of the fixing columns are provided with third springs, and the other ends of the third springs are fixedly connected with the vibration box.
The preferred technical scheme of the invention is that the primary screening mechanism comprises a feed hopper, a lifter and an air separation pipe, wherein the lifter is arranged at the discharge end of the feed hopper, the discharge end of the lifter is positioned above the feed inlet of the air separation pipe, and an air draft device is arranged in the middle of the air separation pipe; the discharge hole of the winnowing pipe is positioned above the screen.
The preferred technical scheme of the invention is that the three-stage screening mechanism comprises an X-ray screening machine.
A grain processing technology of a grain grading treatment system comprises the following steps:
step S00: placing the solarized grains into a feed hopper;
step S10: placing grains into an air separation pipe through a lifter;
step S20: removing dust and impurities lighter than the raw materials when the grains pass through the winnowing pipe;
step S30: grain enters the vibration box and is transmitted through the screen during vibration, impurities with small volume are screened by the screen, and the vibrated grain brings away magnetic impurities after being contacted with the magnetic separation transmission belt;
step S40: grain is conveyed to a three-level screening mechanism
Step S50: polishing by a polishing machine;
step S60: separating products with different qualities by using vibration and an inclination angle through a proportion machine;
step S70: removing mildew grains, scab grains, plastics, stones, metals and other impurities by a color sorter;
step S80: foreign matters such as stones, glass, metal, ceramics, soil blocks and the like are removed from the X-ray screening machine;
step S90: and (4) metering, packaging and sampling the screened grains, reworking unqualified products, and manually selecting and reworking defective products which can be recycled after evaluation.
The invention has the beneficial effects that:
the invention provides a grain grading treatment system and a grain processing technology, wherein grains respectively pass through a primary screening mechanism, a secondary screening mechanism and a tertiary screening mechanism, wherein the secondary screening mechanism comprises a casing, a vibrating box, a screen, a magnetic separation conveying belt, a magnetic plate and at least one group of knocking devices, the knocking devices are positioned below the moving part of the magnetic separation conveying belt towards the vibrating box, each knocking device comprises a knocking rod, each knocking rod has a tendency of moving towards the bottom side of the magnetic separation conveying belt, the lower part of each knocking rod is rotatably connected with a driving gear, and the driving gears can drive the knocking rods to move towards the direction far away from the magnetic separation conveying belt in part of time during rotation. Hit through knocking device and hit the magnetic separation transmission band, let the impurity that adheres on the magnetic separation transmission band vibrate from the magnetic separation transmission band to let the effect that the magnetic absorption transmission band magnetism was inhaled better, can effectively separate out metallic impurity.
Other characteristic features and advantages of the invention will become apparent from the following description of exemplary embodiments, which is to be read in connection with the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention. In the drawings, like reference numerals are used to indicate like elements. The drawings in the following description are directed to some, but not all embodiments of the invention. For a person skilled in the art, other figures can be derived from these figures without inventive effort.
FIG. 1 is a schematic diagram of a grain staging system according to the present invention;
FIG. 2 is a cross-sectional view of a secondary screening mechanism of the present invention;
FIG. 3 is an enlarged schematic view taken at A of FIG. 2 in accordance with the present invention;
FIG. 4 is an enlarged schematic view of the invention at B of FIG. 2;
FIG. 5 is a three-dimensional schematic view of the rapping device of the present invention.
In the figure: 1. a secondary screening mechanism; 2. a primary screening mechanism; 3. a third-stage screening mechanism; 11. a housing; 12. a vibration box; 13. a magnetic separation conveying belt; 14. a knocking device; 15. a first rotating shaft; 16. a second rotating shaft; 17. a motor transmission set; 21. a feed hopper; 22. a hoist; 23. an air separation pipe; 111. fixing a column; 112. a third spring; 121. screening a screen; 122. an eccentric wheel motor; 131. a magnetic plate; 132. a stabilizing roller; 141. knocking the stick; 142. a drive gear; 143. a sleeve; 144. a third rotating shaft; 145. a belt; 231. an air draft device; 1411. a rack; 1412. a second spring; 1413. hitting a ball; 1421. a wheel tooth portion; 1422. no tooth part; 1431. an opening part; 1432. a second spring.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.
The technical solution of the present invention will be further described with reference to the accompanying drawings and examples.
As shown in fig. 1-5, this embodiment provides a grain classification processing system, which includes a first-stage screening mechanism 2, a second-stage screening mechanism 1, and a third-stage screening mechanism 3, where the second-stage screening mechanism 1 is disposed between a discharge end of the first-stage screening mechanism 2 and a feed end of the third-stage screening mechanism 3, grains sequentially pass through the first-stage screening mechanism 2, the second-stage screening mechanism 1, and the third-stage screening mechanism 3, respectively, the second-stage screening mechanism 1 includes a casing 11 and a vibrating box 12 disposed inside the casing 11, a screen 121 is disposed in the vibrating box 12, a magnetic separation conveyor belt 13 is disposed above the screen 121 inside the casing 11, and a transmission direction of the magnetic separation conveyor belt 13 is perpendicular to a transmission direction of the grains in the vibrating box 12; a magnetic plate 131 is arranged inside the magnetic separation transmission belt 13, and the magnetic plate 131 is positioned above the vibration box 12 and close to the lower part of the magnetic separation transmission belt 13; second grade screening mechanism 1 still includes at least a set of knocking device 14, and knocking device 14 is located magnetic separation transmission band 13 and moves the below at position towards vibration case 12, and knocking device 14 is including strikeing rod 141, and it has the trend of moving towards magnetic separation transmission band 13 bottom side to strike rod 141, and the lower part rotates and is connected with drive gear 142, and drive gear 142 has partial time to drive to strike rod 141 and move towards the direction of keeping away from magnetic separation transmission band 13 when rotating. Grain gets into on the screen cloth 121 in the vibrating bin 12 from one-level screening mechanism 2, through the vibration of vibrating bin 12 with the less granule sieve such as sand in the grain and contact with magnetic separation transmission band 13 when shaking, magnetic metal in the grain can receive the gravitation of magnetic sheet 131, it leaves from vibrating bin 12 one side to be adsorbed on magnetic separation transmission band 13 surface, magnetic force disappears when leaving vibrating bin 12 back through the position that does not have magnetic sheet 131, magnetic metal impurity is sieved away, at this moment, because partial impurity still can the adhesion on magnetic separation transmission band 13, when the magnetic separation transmission band 13 that takes impurity gets into vibrating bin 12 top again, a plurality of knocking devices 14 hit the vibration to magnetic separation transmission band 13, thereby shake magnetic separation transmission band 13 down with the impurity that adheres, can not influence the magnetic separation process that follows.
The knocking device 14 further comprises a sleeve 143, the sleeve 143 is fixedly arranged on the machine shell 11, the knocking rod 141 is slidably sleeved in the sleeve 143, a rack 1411 is arranged at the lower part of the knocking rod 141, and an opening part 1431 is arranged at the lower part of the sleeve 143; the peripheral ring of the driving gear 142 includes a gear tooth portion 1421 having gear teeth and a non-gear portion 1422 having no gear teeth, and the gear tooth portion 1421 is engaged with the rack 1411 through the opening portion 1431. The circumference of the driving gear 142 includes a gear tooth portion 1421 partially provided with gear teeth having a continuous convex surface, so that the tapping rod 141 can be driven to move vertically by the gear tooth portion 1421 when the driving gear 142 rotates, and when the non-gear portion 1422 passes through the opening portion 1431, the driving gear 142 is out of contact with the rack 1411 and loses control of the tapping rod 141.
Further, the secondary screening mechanism 1 further comprises a first rotating shaft 15 and a second rotating shaft 16 which are arranged above two sides of the vibration box 12, and a magnetic separation conveying belt 13 is connected between the first rotating shaft 15 and the second rotating shaft 16; one side of the first rotating shaft 15 is provided with a motor transmission group 17; the knocking device 14 further includes a third rotating shaft 144, the axis of the driving gear 142 is fixedly connected to the third rotating shaft 144, and the second rotating shaft 16 is connected to the third rotating shaft 144 through a belt 145. The motor transmission set 17 is arranged to drive the first rotating shaft 15 to rotate, the magnetic separation transmission belt 13 also starts to operate and drives the second rotating shaft 16 to rotate, the second rotating shaft 16 drives the third rotating shaft 144 to rotate through the belt 145, and therefore the driving gear 142 rotates to drive the knocking stick 141 to move downwards.
The first rotating shaft 15, the second rotating shaft 16 and the third rotating shaft 144 are all installed on the casing 11.
Further, a first spring 1432 is arranged in the sleeve 143, one end of the first spring 1432 abuts against the bottom in the sleeve 143, and the other end abuts against the bottom side of the knocking stick 141. When the knock roller 141 moves downward, the first spring 1432 accumulates potential energy, and when the toothless portion 1422 passes through the opening 1431, the first spring 1432 ejects the knock roller 141 toward the magnetic separation conveying belt 13 to perform knocking.
Preferably, the striking rod 141 is fixedly provided with a second spring 1412 at the top end thereof, and the striking rod 1413 is fixedly provided with a striking ball 1413 at the upper end of the second spring 1412. Through the arrangement of the second spring 1412, the hitting ball 1413 is buffered when hitting the magnetic separation transmission belt 13, so that the magnetic separation transmission belt is not rigidly collided, and the hitting ball 1413 can hit the magnetic separation transmission belt for multiple times by the second spring 1412 in the process of potential energy removal, so that the effect is better.
In order to prevent that knocking device 14 from knocking magnetic separation transmission belt 13 and then letting whole magnetic separation transmission belt 13 all vibrate and influence the effect of magnetic attraction, be provided with two stabilizing rollers 132 between magnetic sheet 131 and knocking device 14, stabilizing roller 132 is located the inside and outside both sides of magnetic separation transmission belt 13, and stabilizing roller 132 rotates with magnetic separation transmission belt 13 to be connected, and two stabilizing rollers 132 are more stable when pressing from both sides magnetic separation transmission belt 13 in the middle of can letting it remove.
Preferably, in order to make the vibration box 12 vibrate and not affect other devices in the housing 11, the eccentric wheel motor 122 is fixedly arranged on both sides of the vibration box 12; a plurality of fixing columns 111 are arranged at the bottom of the machine shell 11, a third spring 112 is arranged at the top end of each fixing column 111, and the other end of the third spring 112 is fixedly connected with the vibration box 12.
In order to ensure that the magnetic separation of the secondary screening mechanism 1 is more successful, the primary screening mechanism 2 comprises a feed hopper 21, a lifter 22 and an air separation pipe 23, wherein the discharge end of the feed hopper 21 is provided with the lifter 22, the discharge end of the lifter 22 is positioned above the feed inlet of the air separation pipe 23, and the middle part of the air separation pipe 23 is provided with an air draft device 231; the discharge port of the winnowing pipe 23 is positioned above the screen 121. After the grains pass through the winnowing pipe 23, a large amount of dust is extracted by the air extracting device 231, so that the influence of dust and impurities on the next magnetic separation is avoided.
Further, the tertiary screening mechanism 3 comprises an X-ray screening machine. Because some metals do not have magnetism, can separate it or other impurity that do not separate through the X-ray screening machine that sets up in tertiary screening mechanism 3, let grain cleaner.
A grain processing technology using a grain grading treatment system comprises the following steps:
step S00: placing the solarized grains into a feed hopper 21;
step S10: grains are put into an air separation pipe 23 through a lifter 22;
step S20: when the grains pass through the winnowing pipe 23, dust and impurities lighter than the raw materials are removed;
step S30: grain enters the vibration box 12 and is transmitted through the screen 121 during vibration, impurities with small volume are screened by the screen 121, and the vibrated grain brings away magnetic impurities after contacting with the magnetic separation transmission belt 13;
step S40: grain is conveyed to a three-level screening mechanism 3
Step S50: polishing by a polishing machine;
step S60: separating products with different qualities by using vibration and an inclination angle through a proportion machine;
step S70: removing mildew grains, scab grains, plastics, stones, metals and other impurities by a color sorter;
step S80: foreign matters such as stones, glass, metal, ceramics, soil blocks and the like are removed from the X-ray screening machine;
step S90: and (4) metering, packaging and sampling the screened grains, reworking unqualified products, and manually selecting and reworking defective products which can be recycled after evaluation.
The above embodiments are merely to illustrate the technical solutions of the present invention and not to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments. It will be understood by those skilled in the art that various modifications and equivalent arrangements may be made without departing from the spirit and scope of the present invention and it should be understood that the present invention is to be covered by the appended claims.
Claims (10)
1. The utility model provides a grain grading processing system, includes that one-level screening mechanism (2), second grade screening mechanism (1) and tertiary screening mechanism (3), second grade screening mechanism (1) sets up between the discharge end of one-level screening mechanism (2) and the feed end of tertiary screening mechanism (3), and grain passes through one-level screening mechanism (2), second grade screening mechanism (1) and tertiary screening mechanism (3) respectively according to the order, its characterized in that:
the secondary screening mechanism (1) comprises a machine shell (11) and a vibration box (12) arranged inside the machine shell (11), a screen (121) is arranged in the vibration box (12), a magnetic separation conveying belt (13) is arranged above the screen (121) inside the machine shell (11), and the conveying direction of the magnetic separation conveying belt (13) is perpendicular to the conveying direction of grains in the vibration box (12); a magnetic plate (131) is arranged inside the magnetic separation transmission belt (13), and the magnetic plate (131) is positioned above the vibration box (12) and close to the lower part of the magnetic separation transmission belt (13);
secondary screening mechanism (1) still includes at least a set of knocking device (14), knocking device (14) are located magnetic separation transmission band (13) toward the below at vibration case (12) removal position, knocking device (14) are including strikeing rod (141), strikeing rod (141) have toward the trend that magnetic separation transmission band (13) bottom side removed, the understate is connected with drive gear (142), drive gear (142) have partial time to drive when rotating strikeing rod (141) and toward the direction removal of keeping away from magnetic separation transmission band (13).
2. The food grading processing system of claim 1, wherein:
the knocking device (14) further comprises a sleeve (143), the sleeve (143) is fixedly arranged on the machine shell (11), the knocking rod (141) is sleeved in the sleeve (143) in a sliding mode, a rack (1411) is arranged on the lower portion of the knocking rod (141), and an opening portion (1431) is arranged on the lower portion of the sleeve (143);
the circumference of the driving gear (142) comprises a gear tooth part (1421) with gear teeth and a non-gear part (1422) without gear teeth, and the gear tooth part (1421) is meshed with the rack (1411) through the opening part (1431).
3. The food grading processing system of claim 2, wherein:
the secondary screening mechanism (1) further comprises a first rotating shaft (15) and a second rotating shaft (16) which are arranged above two sides of the vibration box (12), and a magnetic separation conveying belt (13) is connected between the first rotating shaft (15) and the second rotating shaft (16); a motor transmission set (17) is arranged on one side of the first rotating shaft (15); the knocking device (14) further comprises a third rotating shaft (144), the axis of the driving gear (142) is fixedly connected with the third rotating shaft (144), and the second rotating shaft (16) is connected with the third rotating shaft (144) through a belt (145).
4. The food grading processing system of claim 2, wherein:
a first spring (1432) is arranged in the sleeve (143), one end of the first spring (1432) is abutted to the bottom in the sleeve (143), and the other end of the first spring is abutted to the bottom side of the knocking stick (141).
5. The food grading processing system of claim 2, wherein:
the top end of the knocking stick (141) is fixedly provided with a second spring (1412), and the upper end of the second spring (1412) is fixedly provided with a knocking ball (1413).
6. The food grading processing system of claim 1, wherein:
magnetic sheet (131) with be provided with two stabilizer roll (132) between knocking device (14), stabilizer roll (132) are located the inside and outside both sides of magnetic separation transmission band (13), stabilizer roll (132) with magnetic separation transmission band (13) rotate and are connected.
7. The food grading processing system of claim 1, wherein:
two sides of the vibration box (12) are fixedly provided with eccentric wheel motors (122); a plurality of fixing columns (111) are arranged at the bottom of the machine shell (11), a third spring (112) is arranged at the top end of each fixing column (111), and the other end of each third spring (112) is fixedly connected with the vibration box (12).
8. The food grading processing system of claim 1, wherein:
the primary screening mechanism (2) comprises a feed hopper (21), a lifter (22) and an air separation pipe (23), the lifter (22) is arranged at the discharge end of the feed hopper (21), the discharge end of the lifter (22) is positioned above the feed inlet of the air separation pipe (23), and an air draft device (231) is arranged in the middle of the air separation pipe (23); the discharge hole of the winnowing pipe (23) is positioned above the screen (121).
9. The food grading processing system of claim 1, wherein:
the three-level screening mechanism (3) comprises an X-ray screening machine.
10. A grain processing technology of a grain grading treatment system is characterized in that:
the method comprises the following steps:
step S00: placing the solarized grains into a feed hopper (21);
step S10: grains are put into an air separation pipe (23) through a lifter (22);
step S20: when grains pass through the winnowing pipe (23), dust and impurities lighter than the raw materials are removed;
step S30: grain enters the vibration box (12), is transmitted through the screen (121) during vibration, impurities with small volume are screened by the screen (121), and the vibrated grain is brought away with magnetic impurities after contacting with the magnetic separation transmission belt (13);
step S40: conveying the grains to a three-level screening mechanism (3)
Step S50: polishing by a polishing machine;
step S60: separating products with different qualities by using vibration and an inclination angle through a proportion machine;
step S70: removing mildew grains, scab grains, plastics, stones, metals and other impurities by a color sorter;
step S80: foreign matters such as stones, glass, metal, ceramics, soil blocks and the like are removed from the X-ray screening machine;
step S90: and (4) metering, packaging and sampling the screened grains, reworking unqualified products, and manually selecting and reworking defective products which can be recycled after evaluation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111016108.6A CN113695231B (en) | 2021-08-31 | 2021-08-31 | Grain grading treatment system and grain processing technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111016108.6A CN113695231B (en) | 2021-08-31 | 2021-08-31 | Grain grading treatment system and grain processing technology |
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| CN113695231A true CN113695231A (en) | 2021-11-26 |
| CN113695231B CN113695231B (en) | 2023-04-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118080356A (en) * | 2024-04-22 | 2024-05-28 | 潍坊华耀磁电机械有限公司 | Metal sorting system |
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| CN118080356B (en) * | 2024-04-22 | 2024-07-02 | 潍坊华耀磁电机械有限公司 | Metal sorting system |
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| CN113695231B (en) | 2023-04-07 |
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