CN102430515A - High-efficient fine-grading powder separator - Google Patents
High-efficient fine-grading powder separator Download PDFInfo
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- CN102430515A CN102430515A CN2011103996735A CN201110399673A CN102430515A CN 102430515 A CN102430515 A CN 102430515A CN 2011103996735 A CN2011103996735 A CN 2011103996735A CN 201110399673 A CN201110399673 A CN 201110399673A CN 102430515 A CN102430515 A CN 102430515A
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Abstract
The invention discloses a high-efficient fine-grading powder separator, relating to the field of products for processing powdery materials, and solving the problems of high operation fault rate, low efficiency, single structure and short service life caused by material selection limitation in the present grader. The powder separator comprises grading boxes and a transmission mechanism, wherein the grading boxes are fixed at the two sides of the transmission mechanism; each grading box comprises a grading box upper sheet, a grading box lower sheet, a grading box middle sheet, a grading box door, a grading box back plate, a top feeding port and a bottom plate discharging port; and the transmission mechanism comprises a transmission frame, a bearing seat, a transmission shaft, a motor, a component force spring seat, a large pulley, a small pulley, a vee belt, counterweight iron and a shim. The separator disclosed by the invention largely improves flour yield and optimizes powder grading procedures, which is mainly applied to sieving and grading powdery materials after grinding materials, and widely applied to industrial fields such as grain processing, food, pharmacy, chemistry and the like.
Description
Technical field
The present invention relates to handle the product scope of granular material, be specifically related to a kind of efficient smart classification powder separator.
Background technology
Roughly be divided into four-stage in the screen of China's material and the development of classifying equipoment, the phase I is the especially naked stacked mode of installing and using of classification, protects with angle iron frame for four jiaos of the classification lattice, can satisfy the little workshop-based mode of production.Second stage is the wooden case formula, and efficient is not high.In the eighties in 20th century, along with the introduction of overseas equipment, external technology is introduced and digested and assimilated to domestic the beginning, developed China's third generation stock grading machine.Third generation grader is the hophornbeam combination, because the limitation of technological level restriction and design concept though third generation stock grading machine can satisfy the demand of part large-scale production, in the use of big type, has relative unstability.Existing is example to produce daily between 500 tons of flour lorries, if whole screen process is selected ESKS6A type grader for use, then needs 8, and the power of whole screen process provides then needs 44KW, and that other supporting with it equipment dynamics also consume is very big.And working space need increase many.If whole screen process is selected the stock grading machine of HFPS-8B type for use, then only need 3 graders, both can satisfy whole screen needs, its power configuration that needs is merely 33KW, the supporting with it corresponding reduction of other equipment dynamics.
Still to be example between 500 tons above-mentioned flour lorry, according to our investigation and investigation, with the HFPS-8B type, come supporting whole production process, its whole total link power consumption is compared with the ESKS6A type and has been reduced approximately 25%, and working space has then reduced 30%.Still be disposable input no matter from energy consumption; All reduce greatly.From expending of energy, eliminate small-sized stock grading level, the grader development to maximizing has become a kind of inevitable trend.
The stock grading of the domestic third generation is being digested and assimilated on the basis of foreign technology, though significant progress has been arranged, the stability of its serviceability and security are worth discussion.Though domestic part producer design or produced like the large-scale 8B even the type stock grading machine of 10B type; But it is limited to the inclined to one side mistake of design concept; All belong to third generation grader, the imperfection of technology and the limitation of material selection are not accepted by some big-and-middle-sized users in the industry.
In sum, domestic stock grading machine is paused in the development of maximizing, and nearly following some reason: one, the grader agent structure is single, can't set up the theoretical model of even more ideal structure; Two, structure is unreasonable, directly causes the simplification of production process, for the safety of product operation has been brought hidden danger; Three, the deviation of theory, simple high strength theory is brought the higher of complete machine weight.Directly caused the of short duration of equipment life; Four, material select limitation for use, novel new high-tech material is used few, the selection of material thinking falls behind.
Summary of the invention
There is operation troubles rate height in existing grader, efficient is low, structure is single and the limitation of selecting for use of material causes short problem equipment life in order to solve in the present invention, and a kind of efficient smart classification powder separator is provided.
Efficient smart classification powder separator, this powder separator comprises classification casing and transmission mechanism, said classification casing is through being bolted to the both sides of transmission mechanism; Said classification casing comprises under classification case last slice, the classification case sheet, classification chamber door, classification case backboard, top lattice charging aperture and base plate discharging opening in sheet, the classification case; In said classification case last slice, the classification case under sheet and the classification case sheet be connected through welding manner; The classification chamber door adopts bolt to be pressed in the front side of classification case, and classification case backboard point is welded in the back side of classification case; Said top lattice charging aperture is assemblied in classification case last slice and locates, and the base plate discharging opening is assemblied in sheet place under the classification case; Said transmission mechanism comprises transmission framework, bearing block, power transmission shaft, motor, component spring base, big belt pulley, small belt pulley, V-belt, balance weight iron and shim; Said bearing block is connected on the transmission framework through bolt; Power transmission shaft is assemblied on the transmission framework through bearing block; Said big belt pulley, balance weight iron, shim and component spring base are connected on the power transmission shaft; Said motor be fixed on the transmission framework after small belt pulley is connected through bolt, small belt pulley drives big belt pulley through the V-belt, drives the transmission mechanism rotation through the motor rotation.
Operation principle of the present invention: separator of the present invention with the elastic bar rotating hanging in apart from ground relative altitude (about 450mm).After the start, through traditional mechanism revolution original paper from permanent conversion, to bring the whole plane rotation of doing of complete machine.Adopt bolt to connect between transmission mechanism and the classification case.The present invention's classification lattice group that in the classification case, superposeed, the configuration of the Hierarchical Network specification through different apertures, granular material under the effect of turning power, reaches the purpose of granular material classification through in top lattice charging aperture to the base plate discharging opening process.Material carries out classification by granularity.The efficient smart classification powder separator that China uses mainly depends on import, and what our company was successful releases this product to market, has substituted import, for China has saved foreign exchange, has also promoted the fast development of China at this mechanical field.
Beneficial effect of the present invention: efficient smart classification powder separator according to the invention; The sheet up and down of said classification case and transmission mechanism sheet up and down all adopt whole plate bending-type; Realized lightweight; Welding procedure is reasonable, the hidden danger of having avoided the weld seam complicacy to bring, and the use of described spring base has greatly improved the service life of bearing.Separator of the present invention has improved the output of flour.The present invention is mainly used in the screen and the classification of the powder-material that forms behind the improved grinding, and it is widely used in grain processing, industrial circles such as food, pharmacy and chemistry.The present invention is widely used.As: flour, feed, food, medicine, chemical industry etc. need the enterprise of granular material grading technology flow process.
Description of drawings
Fig. 1 is the structural representation of classification case in the efficient smart classification powder separator of the present invention;
Fig. 2 is the rearview of classification case in the efficient smart classification powder separator of the present invention;
Fig. 3 is the A-A cutaway view of classification case in the efficient smart classification powder separator of the present invention;
Fig. 4 is the vertical view of classification case in the efficient smart classification powder separator of the present invention;
Fig. 5 is the vertical view of Fig. 4;
Fig. 6 is the structural representation of transmission mechanism in the efficient smart classification powder separator of the present invention;
Fig. 7 is the structural representation of the component spring base in the transmission mechanism in the efficient smart classification powder separator of the present invention;
The specific embodiment
In conjunction with Fig. 1 to Fig. 3 this embodiment is described, efficient smart classification powder separator, this separator comprises classification casing and transmission mechanism, said classification case is through being bolted to the both sides of transmission mechanism; Said classification casing comprises under classification case last slice 1, the classification case sheet 2, classification chamber door 3, classification case backboard 4, top lattice charging aperture 5 and base plate discharging opening 6 in sheet 7, the classification case; In said classification case last slice 1, the classification case under sheet 2 and the classification case sheet 7 be connected through welding manner; Classification chamber door 3 employing bolts are pressed in the front side of classification casing, 4 back sides that are welded in the classification casing of classification case backboard; Said top lattice charging aperture 5 is assemblied in classification case last slice 1 place, and base plate discharging opening 6 is assemblied in sheet 7 places under the classification case; Said transmission mechanism comprises transmission framework 8, bearing block 9, power transmission shaft 10, motor 17, component spring base 14, big belt pulley 11, small belt pulley 15, V-belt 16, balance weight iron 12 and shim 13; Said bearing block 9 is connected on the transmission framework 8 through bolt; Power transmission shaft 10 is assemblied on the transmission framework 8 through bearing block 9; Said big belt pulley 11, balance weight iron 12, shim 13 and component spring base 14 are connected on the power transmission shaft 10; Said motor 17 be fixed on the transmission framework 8 after small belt pulley 15 is connected through bolt, small belt pulley 15 drives big belt pulleys 11 through V-belt 16, drives the transmission mechanisms rotation through motor 17 rotations.
Thereby following three parts were formed the molding mode that has replaced traditional complete square tube during the described classification casing of this embodiment was changed over by traditional tubing welding.Structure is so divided, and it is perfect that the layout of complete machine and stressed reasonability more are tending towards.
At first, the sheet up and down of classification casing adopts whole plate bending and molding, has both satisfied the requirement that material is selected easily, satisfies the integral intensity requirement again, and has accomplished lightweight.And avoid the hidden danger brought owing to weld seam is complicated and changeable.The sheet up and down of traditional casing is with the square tube moulding, and the material of tubing is confined to Q235 or Q345.And the classification case that adopts whole bending sheet up and down, selecting for use of its material can be selected according to the requirement of technology flexibly.The quantity of traditional square tube weld seam is many, and the classification case of whole bending up and down quantity and total fusion length of sheet weld seam well below square tube the moulding fusion length and the quantity of sheet up and down.The casing of this structural shape cooperates down in rational welding, and its intensity and life-span be greatly near the fatigue strength of this province of material, the complexity of welding well below the square tube moulding and the hidden danger brought.And weight is compared with original structure and has been reduced about 15%.
The described classification body structure of this embodiment through rational welding layout, makes the maximum place of the suffered alternate stress of casing avoid the existence of weld seam, thereby does not have the existence of weld seam and weakened the intensity of material.The processing of this design is that the square tube welding is incomparable.
The classification case is through above design improvement, then can sheet in last slice following sheet of casing and the classification case be replaced with the pickling auto truck beam by the selection of Q235 fully, and in light weight, and fatigue strength is high, and weld seam quantity is few.Avoided owing to the weld defect being the main hidden danger that influences the casing life-span.Make life-span of complete machine level off to the fatigue strength of main member material itself greatly, make the service behaviour of large-scale grader efficient stable be able to guarantee.
The described framework that can find out whole transmission by figure of this embodiment be by steelframe last slice, following of steelframe and middle bending angle steel welding constitute.The sheet up and down of steelframe and middle upright angle constitute steel and all adopt the pickling automotive frame to use plate, and are a kind of light-weighted designs.Design in the above described manner adds the selection of reasonable welding procedure, and the destructive hidden danger that then can avoid failure welding to bring is fully avoided the existence of weld seam as far as possible in the place of stressed maximum.Traditional running part main body is to be connected through bolt with steel plate with square tube, and assembly welding moulding then is in the accident of in the past grader running part; The 95%th, because the fracture cause of weld edge causes; In the analysis to many accidents, we draw to draw a conclusion, and the design of running part must match with rational welding and material chosen; Otherwise the fracture of invar frame welded edge is unavoidable, and it is more obvious and responsive that this point especially embodies on large-scale grader.
The hermatic door that the described classification chamber door of this embodiment is a magnadure, the advantage of described magnadure hermatic door is:
1. integral rigidity is good, guarantees that main body in long-time use, does not have the change of shape.
2. at the position of external side of main body away from the contact of classification lattice, special circular arc protuberance design is arranged, so design is the technical finesse form that guarantees the sealing core.Guarantee that in whole seal process its sealing surface is within the profile protuberance of main body, form the Seal Design of the face of an integral body.Through contacting of bump and classification casing, form sealing surface, thereby guarantee that sealing is tight.The thickness adjustment of the waste pad that becomes mildewed through hermatic door front end face place, the level that reaches the classification lattice compresses.And guarantee that sealing surface is formed on the circular arc protuberance in the design.In the outside of circular arc protuberance, except plush, covered sealing elasticity unit in again.To classification chamber door and main body thereof, the size and dimension error has certain correcting action in the manufacture process.
3. because the magnadure section bar has superior welding performance, the connection of main body frame is to accomplish through the form of welding, adopts the FA MIXTIG of Panasonic series ac square wave argon arc welding machine.This considers in batch process the reasonability of the size and dimension precision processing technology of hermatic door simultaneously except considering simple easy and the quick and proof strength that connects.
4. the panel of classification chamber door adopts the laminating moulding of glued board of import, and is in light weight, and intensity is high, and can satisfy the selection of regional user for the color of hermatic door panel flexibly.
The described component spring base of this embodiment is arranged in the transmission mechanism; Said component spring base 14 comprises spring base loam cake 14-1, spring base lower cover 14-2, spring 14-4, screw 14-3 and O type groove 14-5; Said spring base loam cake 10 is fixed on the final drive shaft 10 through screw 14-3; Spring base lower cover 14-2 is fixed on final drive shaft 10 through screw 14-3; The lower end of spring base lower cover 14-2 is pressed on the O type groove 14-5, and spring base loam cake 14-1 and spring base lower cover 14-2 fastening spring 14-4 also tighten through screw 14-3.
Be employed in the step place and add spring base, make axial force change over metal (upper and share very big like this service life of improving bearing simultaneously by original single shaft strength.In the drive mechanism that does not have the component spring mechanism, both upper bearing (metal) bore whole axial forces.G1: be the weight of belt pulley, power transmission shaft etc.; G2: be the weight of weighting block; F: be the axial force that bearing bore; F=G1+G2 then.
This embodiment makes metal (upper simultaneously stressed, and through the estimation to bearing life, it is about 30 percent that its life-span is improved, and increased the bearing replacing cycle so greatly.
Claims (2)
1. efficient smart classification powder separator, this separator comprises classification casing and transmission mechanism, it is characterized in that, said classification casing is through being bolted to the both sides of transmission mechanism; Said classification casing comprises under classification case last slice (1), the classification case sheet (2), classification chamber door (3), classification case backboard (4), top lattice charging aperture (5) and base plate discharging opening (6) in sheet (7), the classification case; In said classification case last slice (1), the classification case under sheet (2) and the classification case sheet (7) be connected through welding manner; Classification chamber door (3) adopts bolt to be pressed in the front side of classification casing, and classification case backboard (4) point is welded in the back side of classification casing; Said top lattice charging aperture (5) is assemblied in classification case last slice (1) and locates, and (6 are assemblied in sheet under the classification case (7) locates the base plate discharging opening; Said transmission mechanism comprises transmission framework (8), bearing block (9), power transmission shaft (10), motor (17), component spring base (14), big belt pulley (11), small belt pulley (15), V-belt (16), balance weight iron (12) and shim (13); Said bearing block (9) is connected on the transmission framework (8) through bolt; Power transmission shaft (10) is assemblied on the transmission framework (8) through bearing block (9); Said big belt pulley (11), balance weight iron (12), shim (13) and component spring base (14) are connected on the power transmission shaft (10); (15 are fixed on the transmission framework (8) after being connected through bolt for said motor (17) and small belt pulley; Small belt pulley (15) drives big belt pulley (11) through V-belt (16), drives the transmission mechanism rotation through motor (17) rotation.
2. efficient smart classification powder separator according to claim 1; It is characterized in that; Said component spring base (14) comprises spring base loam cake (14-1), spring base lower cover (14-2), spring (14-4), screw (14-3) and O type groove (14-5); Said spring base loam cake (10) is fixed on the final drive shaft (10) through screw (14-3); Spring base lower cover (14-2) is fixed on final drive shaft (10) through screw (14-3), and the lower end of spring base lower cover (14-2) is pressed on the O type groove (14-5), and spring base loam cake (14-1) and spring base lower cover (14-2) fastening spring (14-4) are also tightened through screw (14-3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110399673 CN102430515B (en) | 2011-12-06 | 2011-12-06 | High-efficient fine-grading powder separator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110399673 CN102430515B (en) | 2011-12-06 | 2011-12-06 | High-efficient fine-grading powder separator |
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| CN102430515A true CN102430515A (en) | 2012-05-02 |
| CN102430515B CN102430515B (en) | 2013-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110399673 Active CN102430515B (en) | 2011-12-06 | 2011-12-06 | High-efficient fine-grading powder separator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106555884A (en) * | 2015-09-25 | 2017-04-05 | 中粮工程装备（张家口）有限公司 | The sealing structure and square plansifter of bearing assembly |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2589097Y (en) * | 2002-12-31 | 2003-12-03 | 江都市显业集团有限公司 | Classifier |
| CN201676819U (en) * | 2010-05-28 | 2010-12-22 | 开封市茂盛机械有限公司 | Ten-bin square plansifter |
| CN201851636U (en) * | 2010-11-19 | 2011-06-01 | 郑州飞机装备有限责任公司 | Self-circulation thin oil lubricating system of square plansifter transmission device |
| CN202052690U (en) * | 2011-04-11 | 2011-11-30 | 青岛科瑞培养基有限公司 | High square flat screen for culture medium production line |
| CN202343430U (en) * | 2011-12-06 | 2012-07-25 | 辽源市瑞意粮食机械制造有限公司 | High-efficiency and high-precision classifying powder material sorting machine |
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2011
- 2011-12-06 CN CN 201110399673 patent/CN102430515B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2589097Y (en) * | 2002-12-31 | 2003-12-03 | 江都市显业集团有限公司 | Classifier |
| CN201676819U (en) * | 2010-05-28 | 2010-12-22 | 开封市茂盛机械有限公司 | Ten-bin square plansifter |
| CN201851636U (en) * | 2010-11-19 | 2011-06-01 | 郑州飞机装备有限责任公司 | Self-circulation thin oil lubricating system of square plansifter transmission device |
| CN202052690U (en) * | 2011-04-11 | 2011-11-30 | 青岛科瑞培养基有限公司 | High square flat screen for culture medium production line |
| CN202343430U (en) * | 2011-12-06 | 2012-07-25 | 辽源市瑞意粮食机械制造有限公司 | High-efficiency and high-precision classifying powder material sorting machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106555884A (en) * | 2015-09-25 | 2017-04-05 | 中粮工程装备（张家口）有限公司 | The sealing structure and square plansifter of bearing assembly |
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| CN102430515B (en) | 2013-05-01 |
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