CN117225500B - Cereal milling device for primary processing of agricultural products - Google Patents
Cereal milling device for primary processing of agricultural products Download PDFInfo
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- CN117225500B CN117225500B CN202311531098.9A CN202311531098A CN117225500B CN 117225500 B CN117225500 B CN 117225500B CN 202311531098 A CN202311531098 A CN 202311531098A CN 117225500 B CN117225500 B CN 117225500B
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- 235000013339 cereals Nutrition 0.000 title claims abstract description 67
- 238000003801 milling Methods 0.000 title claims abstract description 64
- 238000012545 processing Methods 0.000 title claims abstract description 16
- 238000000227 grinding Methods 0.000 claims abstract description 76
- 238000004891 communication Methods 0.000 claims description 22
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 9
- 230000005012 migration Effects 0.000 abstract description 3
- 238000013508 migration Methods 0.000 abstract description 3
- 238000003756 stirring Methods 0.000 description 6
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 239000011324 bead Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000009960 carding Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The invention discloses a grain milling device for primary processing of agricultural products, and particularly relates to the technical field of grain processing, comprising a feeding pipe, a feeding hopper, a milling bin, a lower millstone, a lifting unit, a driving shaft, a servo motor and a fixed block, wherein the fixed block is horizontally and slidingly connected with an upper millstone, and the upper millstone is positioned above the lower millstone and has an outer diameter smaller than the inner diameter of the milling bin; and the moving unit is used for driving the upper grinding disc to horizontally reciprocate when the driving shaft rotates. By arranging the upper millstone to move horizontally and reciprocally, the direction of the milling acting force born by the grains can be intermittently changed when the grains are milled by the upper millstone and the lower millstone, so that the milling parts of the grains can be alternately changed, and the milling effect of the grains is improved; through setting up the mill and when horizontal migration, by the drive unit drive comb board reciprocates, and then make the comb board can turn the cereal of being milled, avoid not milling cereal to be covered by the cereal of milling, cause the phenomenon that milling effect is poor.
Description
Technical Field
The invention relates to the technical field of grain processing, in particular to a grain milling device for primary processing of agricultural products.
Background
Prior to processing cereal agricultural products, it is necessary to use milling equipment to either mill the hulls of the cereal or grind the cereal into a powder.
The utility model discloses a milling device for grain processing in chinese patent publication No. CN217856457U, including milling the case, the inside of milling the case is fixed to be provided with down the mill, the upper portion laminating of mill sets up the mill down, run through the grinding mouth that sets up a plurality of circumference equipartitions on the mill, the upper portion center of going up the mill sets up first pivot, the below of mill is equipped with the collecting hopper down, the lower part center of collecting hopper is equipped with the discharge gate, the inside of discharge gate is equipped with second pivot and filter screen, be equipped with crushing blade in the second pivot.
Above-mentioned milling equipment among the prior art is through the relative rotation of two mill about, when two mill rotate, can grind the cereal of placing between two mill, when milling, go up the mill and fix with the direction of rotation of mill down, and then make the direction of the power of milling to cereal fixed for cereal is comparatively fixed by the position of milling, and then leads to the inefficiency of milling.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, an embodiment of the present invention provides a grain milling device for primary processing of agricultural products, which aims to solve the technical problems: the rotation directions of the upper millstone and the lower millstone of the milling device in the prior art are fixed, so that the direction of the milling acting force applied to grains is fixed, and the milling efficiency is lower.
In order to achieve the above purpose, the present invention provides the following technical solutions: a cereal milling device for agricultural product preliminary working, including being equipped with the storehouse of milling of material throwing pipe, feeder hopper still includes:
the lower grinding disc is clamped in the grinding bin, the surface of the lower grinding disc is provided with a plurality of screen holes, the lower grinding disc can slide up and down freely in the grinding bin, the lowest point of the lower grinding disc moving down is positioned below the feeding pipe, and the grinding bin is provided with a lifting unit for driving the lower grinding disc to move upwards;
the grinding bin comprises a grinding bin, a driving shaft, a driving block, an upper grinding disc, a lower grinding disc and a grinding bin, wherein the driving shaft is driven to rotate by a servo motor arranged at the top of the grinding bin, an avoidance hole for the driving shaft to freely pass through is formed in the top of the grinding bin, an output shaft of the servo motor is in driving connection with the driving shaft, a fixing block is fixedly connected to the lower end of the driving shaft, the fixing block is horizontally and slidably connected with the upper grinding disc, and the upper grinding disc is positioned above the lower grinding disc and has an outer diameter smaller than the inner diameter of the grinding bin;
and the moving unit is used for driving the upper grinding disc to horizontally reciprocate when the driving shaft rotates.
Further, the inner wall of the milling bin is fixedly connected with an inclined plate, the outer wall of the milling bin is fixedly connected with a discharging channel, the discharging channel is communicated with the inside of the milling bin, and the discharging channel corresponds to the lowest point of the inclined plate.
Further, the lifting unit comprises a lifting cylinder arranged in the milling bin, and a cylinder rod of the lifting cylinder is in driving connection with the lower grinding disc.
Further, the mobile unit including the rigid coupling in the sliding seat of last mill top surface, the sliding seat offer the confession the holding chamber of fixed block, the fixed block is in hold the intracavity and can slide freely in the level, the fixed lever is worn to be equipped with by the sliding seat level, the fixed block has been offered and has been supplied the through-hole that the fixed lever passes through freely, the fixed lever both ends respectively rotate and are connected with first gyro wheel, the coaxial rigid coupling of milling storehouse inner wall has solid fixed ring, first gyro wheel with gu fixed ring's annular inner wall rolling contact, gu fixed ring's annular inner wall rigid coupling has the protrusion, gu fixed ring's annular inner wall has seted up the breach groove, the protrusion with the breach groove is located respectively fixed ring radial opposite sides.
Further, the outer profile of the protrusion matches the notch groove profile.
Further, a plurality of arc-shaped convex edges are fixedly connected to the lower end face of the upper grinding disc, and the arc-shaped convex edges are arranged in an array along the axial direction of the upper grinding disc.
Further, two installation cavities are formed in the bottom of the upper grinding disc, comb plates are clamped in the two installation cavities respectively, the comb plates can slide up and down freely in the installation cavities, and a driving unit for driving the comb plates to move up and down is arranged on the sliding seat.
Further, the driving unit comprises a sliding rod vertically fixedly connected to the comb plate, the sliding rod is freely slid on the upper grinding disc, the upper end of the sliding rod penetrates out of the upper grinding disc and is fixedly connected with a fixing plate, the fixing plate is fixedly connected with a floating plate, the length direction of the floating plate is parallel to the moving direction of the upper grinding disc, wedge blocks are fixedly connected to the two ends of the length direction of the floating plate respectively, inclined planes of the wedge blocks are oppositely arranged, cross arms are horizontally fixedly connected to the two sides of the fixing block respectively, a second roller is fixedly connected to one end of the cross arm penetrating out of the sliding seat, and the second roller can roll on the floating plate and the wedge blocks.
Further, the sliding rod is sleeved with a spring, and two ends of the spring in the elastic direction respectively elastically abut against the fixed plate and the upper grinding disc.
Further, the sliding seat is provided with a through groove for the free passage of the movement of the cross arm.
Further, the hollow cylinder with the open bottom is fixedly sleeved on the driving shaft, the piston capable of freely sliding up and down is clamped in the hollow cylinder, the piston is capable of freely sliding on the driving shaft, a cavity is formed between the upper end face of the piston and the inner top wall of the hollow cylinder, a first communication cavity is formed in the fixing plate, the sliding rod is hollow, a second communication cavity is formed in the comb plate, the first communication cavity, the sliding rod and the second communication cavity are in a through state, in addition, a first interface is formed in the top face of the fixing plate, the first interface is communicated with the first communication cavity, an air pipe is mounted on the first interface, a second interface is arranged on the outer wall of the hollow cylinder, the second interface is communicated with the cavity, the upper end of the air pipe is mounted on the second interface, the cavity, the air pipe and the first communication cavity are in a through state, a plurality of air outlet holes are formed in the two surfaces of the thickness direction of the comb plate, and the driving shaft is provided with a first interface, and the air supply unit is used for driving the piston to move horizontally in a reciprocating mode.
Further, the air supply unit comprises protruding blocks fixedly connected to two ends of the sliding seat in the width direction, a mounting column is vertically fixedly connected to the lower end face of the piston, a roll shaft is rotatably connected to the lower end of the mounting column, and the roll shaft is in rolling connection with the top face of the sliding seat and the surface of the protruding blocks.
The invention has the technical effects and advantages that:
1. according to the invention, the upper millstone is arranged to reciprocate horizontally, so that the direction of the milling acting force born by the grains can be intermittently changed when the grains are milled by the upper millstone and the lower millstone, the milling parts of the grains can be alternately changed, and the milling effect of the grains is improved;
2. according to the invention, when the upper millstone is arranged to move horizontally, the driving unit drives the comb plate to move up and down, so that the comb plate can turn the milled grains, and the phenomenon that the unmilled grains are covered by the milled grains, so that the milling effect is poor is avoided;
3. according to the invention, the sliding seat is arranged to horizontally move, so that the second roller rolls on the floating plate and the wedge block alternately, and the sliding rod can move downwards along with the horizontal movement of the sliding seat, so that the upper millstone can mill grains on the lower millstone normally when the comb plate moves upwards and is retracted into the upper millstone, and the comb plate can turn the milled grains along with the rotation of the upper millstone when the comb plate moves downwards and is exposed out of the bottom of the upper millstone;
4. according to the invention, the piston can reciprocate up and down in the moving process of the sliding seat, so that the comb plate blows air into the grains when stirring the milled grains, so that the grains adhered after milling can smoothly fall from the sieve holes, on one hand, the blown air can further stir the milled grains, the stirring blind area of the comb plate is reduced, on the other hand, the temperature of the grains can be reduced, and the situation that the nutrition loss and the taste of the grains are reduced due to overhigh temperature during milling of the grains is prevented.
Drawings
FIG. 1 is a schematic view of a grain milling apparatus for primary processing of agricultural products according to the present invention;
FIG. 2 is a schematic cross-sectional view of the structure of FIG. 1;
FIG. 3 is an enlarged schematic view of a partial structure at A in FIG. 2;
FIG. 4 is a schematic view of the structure of the present invention with the milling chamber omitted;
FIG. 5 is an exploded schematic view of the structure of FIG. 4;
FIG. 6 is a schematic view of the structure of FIG. 4 from below;
FIG. 7 is a schematic elevational view of the structure of FIG. 6;
FIG. 8 is a schematic top view of a retaining ring according to the present invention;
FIG. 9 is a schematic view of another angle of the present invention with the milling chamber omitted;
FIG. 10 is an enlarged schematic view of a partial structure at B in FIG. 9;
FIG. 11 is a schematic cross-sectional view of the structure of FIG. 9;
fig. 12 is an enlarged schematic view of a partial structure at C in fig. 11.
The reference numerals are: 1. a servo motor; 2. a milling bin; 3. a feed hopper; 4. a feeding pipe; 5. jacking the air cylinder; 6. a discharge channel; 7. a sloping plate; 8. a lower grinding disc; 9. an upper millstone; 10. a fixing ring; 11. a drive shaft; 12. a cross arm; 13. a floating plate; 14. a fixed rod; 15. a first roller; 16. carding plates; 17. a slide bar; 18. a spring; 19. a fixing plate; 20. wedge blocks; 21. a second roller; 22. a protruding portion; 23. a notch groove; 24. a sliding seat; 25. a through groove; 26. a receiving chamber; 27. a fixed block; 28. arc-shaped convex edges; 29. a mounting cavity; 30. a hollow cylinder; 31. an air pipe; 32. a bump; 33. a mounting column; 34. a roll shaft; 35. a return spring; 36. a second communication chamber; 37. a piston; 38. a first communication chamber; 39. and an air outlet hole.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-8, the present invention provides: the utility model provides a cereal milling device for agricultural product preliminary working, including the storehouse 2 that mills that is equipped with feeding pipe 4, feeder hopper 3, the outline of storehouse 2 becomes the jar form, it has feeding pipe 4 to weld on the outer wall of storehouse 2 to grind, the upper end of feeding pipe 4 is welded with the discharge gate of feeder hopper 3, feeding pipe 4 and storehouse 2 are inside link up, during feeding, the staff drops into the feeder hopper 3 with the cereal raw materials of waiting to mill processing, cereal is under the effect of gravity, by feeder hopper 3, feeding pipe 4 gets into in the storehouse 2 of milling, the welding has inclined plate 7 of slope installation on the inner wall of storehouse 2 of milling, in addition, the welding has discharge channel 6 on the outer wall of storehouse 2 of milling, discharge channel 6 link up with the storehouse 2 is inside, in addition, the upper end of discharge channel 6 is corresponding with inclined plate 7 nadir, the block has down mill 8 in storehouse 2, down mill 8 surface evenly has seted up a plurality of sieve meshes, in addition, the lower grinding disc 8 can slide up and down freely in the grinding bin 2, a base is welded at the bottom of the inclined plate 7, a jacking air cylinder 5 is vertically arranged on the base, an air cylinder rod of the jacking air cylinder 5 penetrates out of the inclined plate 7 and is welded with the bottom of the lower grinding disc 8, when the air cylinder rod of the jacking air cylinder 5 stretches out and draws back, the lower grinding disc 8 can be synchronously driven to move up and down, in addition, the lowest point of the lower grinding disc 8 after moving down is positioned below the feeding pipe 4, so that grain raw materials in the feeding pipe 4 can fall into the lower grinding disc 8 from the feeding pipe 4, a motor seat is arranged at the top of the grinding bin 2, a servo motor 1 is arranged on the motor seat, a driving shaft 11 is connected with an output shaft of the servo motor 1 through a coupling, an avoidance hole for the free passage of the driving shaft 11 is arranged at the top of the grinding bin 2, an upper grinding disc 9 positioned above the lower grinding disc 8 is movably connected in the grinding bin 2, the outer diameter of the upper grinding disc 9 is smaller than the inner diameter of the grinding bin 2, so that the upper grinding disc 9 can horizontally move for a certain stroke in the grinding bin 2, in addition, a rectangular sliding seat 24 is welded at the top of the grinding bin 2, a concave accommodating cavity 26 is formed at the top of the sliding seat 24, a fixed block 27 is clamped in the accommodating cavity 26, the fixed block 27 and the accommodating cavity 26 form sliding fit, in addition, the lower end of the driving shaft 11 is welded on the fixed block 27, when the driving shaft 11 rotates, the fixed block 27 is driven to rotate around the axial direction of the driving shaft 11 and can drive the upper grinding disc 9 to rotate, a fixed rod 14 horizontally penetrates through the sliding seat 24, two ends of the length direction of the fixed rod 14 are parallel to the sliding direction of the fixed block 27 in the accommodating cavity 26, a through hole for the free passage of the fixed rod 14 is formed in the fixed block 27, in addition, two ends of the length direction of the fixed rod 14 are vertically and rotatably connected with a first roller 15 respectively, the inner wall of the milling bin 2 is coaxially welded with a fixed ring 10, a first roller 15 is in rolling contact with the annular hole inner wall of the fixed ring 10, a protruding part 22 is fixedly connected with the annular hole inner wall of the fixed ring 10, a notch groove 23 is formed in the annular hole inner wall of the fixed ring 10, the protruding part 22 and the notch groove 23 are respectively positioned on two opposite radial sides of the fixed ring 10, the outline of the protruding part 22 is matched with the outline of the notch groove 23, when the output shaft of the servo motor 1 rotates, the driving shaft 11 is driven to rotate, when the driving shaft 11 rotates, a fixed block 27 is driven to rotate around the axial direction of the driving shaft 11, further the first rollers 15 at two ends of a fixed rod 14 roll on the annular hole inner wall of the fixed ring 10, one of the first rollers 15 rolls from the annular hole inner wall of the fixed ring 10 to the outer wall of the protruding part 22 on the side of the driving shaft 11 along with the rotation of the driving shaft 11, the other first gyro wheel 15 will roll to breach inslot 23 by the annular ring inner wall of solid fixed ring 10, make sliding seat 24 like this can rotate, and produce the horizontal migration of certain degree, sliding seat 24 is when horizontal migration, can drive the mill 9 and remove, and then make the direction of mill 9 to cereal grinding force can increase, improve the effect of milling to cereal, in addition, the terminal surface welding has a plurality of arc bead 28 under the mill 9, a plurality of arc bead 28 set up along the axial array of mill 9, make the arc bead 28 great to the dynamics of milling of cereal like this, improve the effect of milling.
Because the milled grains possibly cover the grains which are not milled or are partially milled, and a milling blind area is generated, in the embodiment, by arranging two mounting cavities 29 at the bottom of the upper millstone 9, clamping comb plates 16 in the two mounting cavities 29 respectively, the comb plates 16 can slide up and down freely in the mounting cavities 29, two sliding rods 17 are vertically welded on the comb plates 16, the sliding rods 17 slide freely on the upper millstone 9, the upper ends of the sliding rods 17 penetrate through the upper millstone 9 and are fixedly connected with fixing plates 19, the fixing plates 19 are fixedly connected with floating plates 13, the length direction of the floating plates 13 is parallel to the moving direction of the upper millstone 9, wedge blocks 20 are fixedly connected at the two ends of the length direction of the floating plates 13, inclined planes of the two wedge blocks 20 are oppositely arranged, cross arms 12 are horizontally fixedly connected at two sides of the fixing blocks 27 respectively, one ends of the cross arms 12 penetrating out of the sliding seats 24 are fixedly connected with second rollers 21, the second rollers 21 can roll on the floating plates 13 and the wedge blocks 20, the sliding rod 17 is sleeved with a spring 18, two ends of the spring 18 in the elastic direction are respectively elastically abutted against a fixed plate 19 and the upper grinding disc 9, a through groove 25 through which the cross arm 12 can freely pass is formed in the sliding seat 24, when the fixed block 27 slides in a containing cavity 26 of the sliding seat 24, the fixed block 27 and the sliding seat 24 relatively move, so that the cross arm 12 can drive the second roller 21 to move, the second roller 21 rolls from the floating plate 13 to the inclined surface of the wedge block 20 and continuously rolls from the inclined surface to the top of the wedge block 20, during the period, the second roller 21 generates downward extrusion force on the wedge block 20, so that the wedge block 20 drives the sliding rod 17 to move downwards, when the sliding rod 17 moves downwards, the comb plate 16 is driven to move downwards and expose the bottom surface of the upper grinding disc 9, meanwhile, the fixed plate 19 presses the spring 18, the spring 18 is compressed, and along with the rotation of the upper grinding disc 9, the comb plate 16 can stir the milled grains, the milling effect of the grains is improved, along with the rotation of the upper millstone 9, when the first roller 15 on the fixed rod 14 rolls onto the inner wall of the annular hole of the fixed ring 10, the sliding seat 24 moves and resets, at the moment, the second roller 21 rolls onto the floating plate 13 from the wedge 20, the spring 18 stretches and drives the fixed plate 19 to move upwards, the comb plate 16 moves upwards and is retracted into the mounting cavity 29 of the upper millstone 9, the upper millstone 9 is enabled to mill the grains continuously, and the grains with standard volumes fall onto the inclined plate 7 from the sieve holes and fall into the discharging channel 6 along the surface of the inclined plate 7 after milling, and are collected by staff.
As shown in fig. 1-12, further, a hollow cylinder 30 with an open bottom is fixedly sleeved on the driving shaft 11, a piston 37 capable of freely sliding up and down is clamped in the hollow cylinder 30, the piston 37 can freely slide on the driving shaft 11, in addition, the piston 37 and the driving shaft 11 can be connected through a key, so that the driving shaft 11 and the piston 37 synchronously rotate, the piston 37 can simultaneously vertically slide on the driving shaft 11, a cavity is enclosed between the upper end surface of the piston 37 and the inner top wall of the hollow cylinder 30, a first communication cavity 38 is formed in the fixing plate 19, the sliding rod 17 is hollow, a second communication cavity 36 is formed in the comb plate 16, the first communication cavity 38, the sliding rod 17 and the second communication cavity 36 are in a penetrating state, in addition, a first interface is arranged on the top surface of the fixing plate 19, the first interface is communicated with the first communication cavity 38, and an air pipe 31 is arranged on the first interface, the outer wall of the hollow cylinder 30 is provided with a second interface which is communicated with the inside of the cavity, the upper end of the air pipe 31 is arranged on the second interface, and the cavity, the air pipe and the first communication cavity 38 are in a communicated state, so that when the piston 37 slides upwards in the hollow cylinder 30, air in the cavity can be extruded into the first communication cavity 38 and the second communication cavity 36 through the air pipe 31, a plurality of air outlet holes 39 are formed on two surfaces of the comb plate 16 in the thickness direction, air in the second communication cavity 36 is sprayed out from the air outlet holes 39, the milled grains stirred by the comb plate 16 are blown, a plurality of protruding blocks 32 are fixedly connected on the top surfaces of the two ends of the sliding seat 24 in the width direction at equal intervals along a straight line, a mounting column 33 is vertically fixedly connected on the lower end surface of the piston 37, a roller shaft 34 is rotationally connected with the top surface of the sliding seat 24 and the protruding blocks 32, with the horizontal movement of the sliding seat 24, the roller 34 will roll alternately on the top surface of the sliding seat 24 and the surface of the protruding block 32, when the roller 34 rolls from the top surface of the sliding seat 24 to the surface of the protruding block 32, the mounting column 33 will jack up the piston 37, so that the piston 37 slides upwards in the hollow cylinder 30, the cavity of the hollow cylinder 30 is internally provided with the reset spring 35, the two ends of the elastic force direction of the reset spring 35 respectively elastically abut against the inner top wall of the hollow cylinder 30 and the upper end surface of the piston 37, when the piston 37 moves upwards, the piston 37 will squeeze the reset spring 35, so that the reset spring 35 accumulates elastic potential energy, thus, when the roller 34 rolls on the surface of the protruding block 32, the reset spring 35 will drive the piston 37 to move downwards, so that the roller 34 rolls in contact with the surface of the protruding block 32, and as the sliding seat 24 moves, the roller 34 rolls from the surface of the protruding block 32 to the top surface of the sliding seat 24, so that the roller 34 can alternately roll on the top surface of the sliding seat 24, so that the piston 37 can reciprocate upwards and downwards, so that the comb plate 16 can stir grains, when the grains are milled, on the one hand, the temperature of the grains can be further reduced, and the temperature of the grains can be further reduced by stirring the grains, and the temperature of the grains can be further milled, and the grains can be blown and the temperature can be reduced.
The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: the foregoing is only illustrative of the preferred embodiments of the present invention and is not to be construed as limiting the invention, but rather as various modifications, equivalent arrangements, improvements, etc., within the spirit and principles of the present invention.
Claims (6)
1. The utility model provides a cereal milling device for agricultural product preliminary working, is equipped with feeding pipe (4), feeder hopper (3) milling storehouse (2), its characterized in that still includes:
the lower grinding disc (8) is clamped in the grinding bin (2) and provided with a plurality of sieve holes on the surface, the lower grinding disc (8) can slide up and down freely in the grinding bin (2), the lowest point of the lower grinding disc (8) moving down is positioned below the feeding pipe (4), and the grinding bin (2) is provided with a lifting unit for driving the lower grinding disc (8) to move upwards;
the grinding bin comprises a driving shaft (11) which is arranged at the top of a grinding bin (2) and is driven to rotate by a servo motor (1), an avoidance hole through which the driving shaft (11) freely passes is formed in the top of the grinding bin (2), an output shaft of the servo motor (1) is in driving connection with the driving shaft (11), a fixed block (27) is fixedly connected to the lower end of the driving shaft (11), an upper grinding disc (9) is horizontally and slidably connected to the fixed block (27), and the upper grinding disc (9) is positioned above a lower grinding disc (8) and has an outer diameter smaller than the inner diameter of the grinding bin (2);
a moving unit for driving the upper grinding disc (9) to horizontally reciprocate when the driving shaft (11) rotates;
the movable unit comprises a sliding seat (24) fixedly connected to the top surface of the upper grinding disc (9), the sliding seat (24) is provided with a containing cavity (26) for clamping a fixed block (27), the fixed block (27) can horizontally and freely slide in the containing cavity (26), the sliding seat (24) is horizontally provided with a fixed rod (14) in a penetrating mode, the fixed block (27) is provided with through holes for the fixed rod (14) to freely pass through, two ends of the fixed rod (14) are respectively and rotatably connected with a first roller (15), the inner wall of the grinding bin (2) is coaxially fixedly connected with a fixed ring (10), the first roller (15) is in rolling contact with the inner wall of an annular hole of the fixed ring (10), the inner wall of the annular hole of the fixed ring (10) is fixedly connected with a protruding part (22), the inner wall of the annular hole of the fixed ring (10) is provided with a notch groove (23), the protruding part (22) and the notch groove (23) are respectively positioned at two opposite radial sides of the fixed ring (10), and the outline of the protruding part (22) is matched with the notch groove (23).
Two mounting cavities (29) are formed in the bottom of the upper grinding disc (9), comb plates (16) are clamped in the two mounting cavities (29), the comb plates (16) can slide up and down freely in the mounting cavities (29), and a driving unit for driving the comb plates (16) to move up and down is arranged on the sliding seat (24);
the driving unit comprises a sliding rod (17) vertically fixedly connected to the comb plate (16), the sliding rod (17) is arranged on the upper grinding disc (9) to slide freely, the upper end of the sliding rod (17) penetrates out of the upper grinding disc (9) and is fixedly connected with a fixed plate (19), the fixed plate (19) is fixedly connected with a floating plate (13), the length direction of the floating plate (13) is parallel to the moving direction of the upper grinding disc (9), wedge blocks (20) are fixedly connected to the two ends of the length direction of the floating plate (13), inclined planes of the wedge blocks (20) are oppositely arranged, cross arms (12) are horizontally fixedly connected to the two sides of each fixed block (27), one end of each cross arm (12) penetrates out of each sliding seat (24) to be fixedly connected with a second roller (21), each second roller (21) can roll on the floating plate (13) and the wedge blocks (20), the sliding rod (17) is sleeved with springs (18), the two ends of each spring direction of each spring are respectively elastically propped against the fixed plate (19) and each cross arm (24) to be provided with a free sliding seat (25).
2. The grain milling device for primary processing of agricultural products according to claim 1, wherein an inclined plate (7) is fixedly connected to the inner wall of the milling bin (2), a discharging channel (6) is fixedly connected to the outer wall of the milling bin (2), the discharging channel (6) is communicated with the interior of the milling bin (2), and the discharging channel (6) corresponds to the lowest point of the inclined plate (7).
3. Cereal milling device for the preliminary processing of agricultural products according to claim 1, characterized in that the lifting unit comprises a lifting cylinder (5) mounted in the milling chamber (2), the cylinder rod of the lifting cylinder (5) being in driving connection with the lower grinding disc (8).
4. A grain milling device for primary processing of agricultural products according to claim 1, wherein a plurality of arc-shaped ribs (28) are fixedly connected to the lower end surface of the upper grinding disc (9), and the arc-shaped ribs (28) are arranged along the axial array of the upper grinding disc (9).
5. The grain milling device for primary processing of agricultural products according to claim 1, wherein a hollow cylinder (30) with an open bottom is fixedly sleeved on the driving shaft (11), a piston (37) capable of freely sliding up and down is clamped in the hollow cylinder (30), the piston (37) can freely slide on the driving shaft (11), a cavity is enclosed between the upper end surface of the piston (37) and the inner top wall of the hollow cylinder (30), a first communication cavity (38) is formed in the fixing plate (19), the sliding rod (17) is hollow, a second communication cavity (36) is formed in the comb plate (16), the first communication cavity (38), the sliding rod (17) and the second communication cavity (36) are in a penetrating state, in addition, a first interface is arranged on the top surface of the fixing plate (19), the first interface and the first communication cavity (38) are in a penetrating state, an air pipe (31) is arranged on the first interface, a first air pipe (30) is arranged on the outer wall, a second air pipe (30) is arranged on the outer wall, the second interface is in a penetrating state, an air supply unit (39) is arranged on the air pipe (38), and the air supply unit is in a penetrating state in the air supply unit (11) and the air supply unit is in a penetrating state, the air supply unit is used for driving the piston (37) to reciprocate up and down when the sliding seat (24) horizontally moves.
6. The grain milling device for agricultural product preliminary processing according to claim 5, wherein the air supply unit comprises a protruding block (32) fixedly connected to two ends of the sliding seat (24) in the width direction, a mounting column (33) is vertically fixedly connected to the lower end surface of the piston (37), a roll shaft (34) is rotatably connected to the lower end of the mounting column (33), and the roll shaft (34) is rotatably connected to the top surface of the sliding seat (24) and the surface of the protruding block (32).
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| CN202311531098.9A CN117225500B (en) | 2023-11-16 | 2023-11-16 | Cereal milling device for primary processing of agricultural products |
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| CN117225500B true CN117225500B (en) | 2024-02-27 |
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| GB302118A (en) * | 1928-05-10 | 1928-12-13 | Emelie Sofie Kristensen | Improved mounting for mill-stones |
| KR200368614Y1 (en) * | 2004-08-27 | 2004-11-26 | 임생규 | Grain grinder |
| KR20110138604A (en) * | 2010-06-21 | 2011-12-28 | 김영길 | Electric mill stone |
| CN211937152U (en) * | 2020-01-15 | 2020-11-17 | 南京纳希纳米科技有限公司 | Flour mill |
| CN112138780A (en) * | 2020-10-06 | 2020-12-29 | 王楠 | Glass fiber grinding device |
| CN115058146A (en) * | 2022-07-05 | 2022-09-16 | 李丽芳 | Preparation method of environment-friendly nano ink |
| CN115090371A (en) * | 2022-06-27 | 2022-09-23 | 陈芳 | Traditional chinese medicine intelligence grinds machine |
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| GB302118A (en) * | 1928-05-10 | 1928-12-13 | Emelie Sofie Kristensen | Improved mounting for mill-stones |
| KR200368614Y1 (en) * | 2004-08-27 | 2004-11-26 | 임생규 | Grain grinder |
| KR20110138604A (en) * | 2010-06-21 | 2011-12-28 | 김영길 | Electric mill stone |
| CN211937152U (en) * | 2020-01-15 | 2020-11-17 | 南京纳希纳米科技有限公司 | Flour mill |
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