CN213966746U - Flexible kinetic energy sand screen composite double-shaft series peeling machine - Google Patents

Abstract

The utility model relates to a flexible kinetic energy sand net composite double-shaft series peeling machine, which comprises a frame, a flexible kinetic energy sand net peeling device, a bran collecting hopper, a feeding hopper, a discharging hopper and a motor, wherein the flexible kinetic energy sand net peeling device is arranged on the frame and comprises an upper peeling device and a lower peeling device which are arranged in parallel and connected in series, the two ends of the upper peeling device and the lower peeling device are correspondingly flush, the upper peeling device is higher than the lower peeling device, the feeding hopper is arranged at one end of the upper peeling device, the discharging hopper is arranged at one end of the lower peeling device, the feeding hopper and the discharging hopper are both positioned at the same side of the frame, the feeding and the discharging are carried out at the same end, the operation is easy and simple, the labor intensity is low, meanwhile, the peeling path of grains is prolonged in a limited space, and the grains which are difficult to peel or have higher purity requirement do not need to be repeatedly transported back to, the processing efficiency is high, the integrity of the grain particles is good, and the peeling purity of the grain particles is high.

Description

Flexible kinetic energy sand screen composite double-shaft series peeling machine

Technical Field

The utility model relates to a technical field of grain and oil machinery, in particular to flexible kinetic energy sand screen composite double-shaft series peeling machine.

Background

The food processing forms of the grain generally include two types, one type is peeling, the other type is grinding, a special grain peeling machine is generally adopted for peeling the grain, the grain peeling machine usually peels the grain in a friction, extrusion or rubbing mode, but the rubbing force of hard grain particles is not enough, meanwhile, the rubbing force cannot be adjusted, the adaptability is not very wide, the peeling quality is influenced, or for soft grain, the grain particles are easy to break and damage, the breaking rate is high, the selling phase and the taste are influenced, most importantly, the existing blade and screen are made of pure metal, and in the using process, due to long-time working friction, a friction layer on the surface of the metal blade is quickly abraded, the peeling capacity is weakened, and the cost is not saved and the continuous production is not facilitated; furthermore, in the course of working of grain desquamation, in order to improve the integrality of grain granule and the purity of grain granule desquamation after the grain desquamation, need transport the grain of once desquamation back to the charging hopper again and carry out many times desquamation processing, increase staff's work load and working strength like this in the one hand, also reduced the efficiency of grain desquamation processing simultaneously to whole course of working is comparatively loaded down with trivial details, and continuity, the smoothness nature of grain desquamation processing are relatively poor. Therefore, there is a need for improvements to existing grain hullers.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a flexible kinetic energy sand screen composite double-shaft series connection peeling machine.

The specific contents are as follows: flexible kinetic energy sand screen composite double-shaft series peeling machine comprises a frame, a flexible kinetic energy sand screen peeling device, a bran collecting hopper, a feeding hopper, a discharging hopper and a motor, and is characterized in that:

the flexible kinetic energy sand net peeling device comprises an upper peeling device and a lower peeling device which are arranged in parallel and connected in series, two ends of the upper peeling device and two ends of the lower peeling device are correspondingly flush, and the upper peeling device is higher than the lower peeling device;

the upper peeling device comprises a cylindrical upper roller body, a cylindrical upper screen mesh sleeved outside the upper roller body, an upper flexible blade assembly uniformly distributed along the circumferential direction and a plurality of upper flow deflectors arranged along the spiral line direction are fixed on the circumferential surface of the upper roller body, an interlayer between the upper screen mesh and the upper roller body is an upper peeling area, the upper flexible blade assembly comprises an upper blade made of an elastic steel plate, the upper blade is in a comb-tooth shape and extends out along the tangential direction of the circumferential surface outside the upper roller body, and diamond sand structure layers with uniform thickness are arranged on the outer surface of the working end of the upper blade and the inner surface of the upper screen mesh; an upper feeding spiral is coaxially fixed at one end of the upper roller body, a cylindrical upper feeding bin is sleeved outside the upper feeding spiral, the outer end of the upper feeding bin is closed, the inner end of the upper feeding bin is butted with the end part corresponding to the upper screen mesh, the upper feeding bin is communicated with the upper peeling area, an upper feeding inlet pipe communicated with the upper feeding bin is arranged on the upper feeding bin, the upper end of the upper feeding inlet pipe is butted with the bottom of the feeding hopper, an upper discharging spiral is coaxially fixed at the other end of the upper roller body, a cylindrical upper discharging bin is sleeved outside the upper discharging spiral, the outer end of the upper discharging bin is closed, the inner end of the upper discharging bin is butted with the end part corresponding to the upper screen mesh, the upper discharging bin is communicated with the upper peeling area, and an upper discharging outlet pipe communicated with the upper discharging bin is arranged on the upper discharging bin;

the lower peeling device comprises a cylindrical lower roller body, a cylindrical lower screen mesh sleeved outside the lower roller body, a lower flexible blade assembly uniformly distributed along the circumferential direction and a plurality of lower guide vanes arranged along the spiral line direction are fixed on the circumferential surface of the lower roller body, an interlayer between the lower screen mesh and the lower roller body is a lower peeling area, the lower flexible blade assembly comprises a lower blade made of an elastic steel plate, the lower blade is in a comb-tooth shape and extends out along the tangential direction of the outer circumferential surface of the lower roller body, diamond structure layers with uniform thickness are arranged on the outer surface of the working end of the lower blade and the inner surface of the lower screen mesh, a lower feeding screw is coaxially fixed at one end of the lower roller body, a cylindrical lower feeding bin is sleeved outside the lower feeding screw, the outer end of the lower feeding bin is closed, the inner end of the lower feeding bin is in butt joint with the corresponding end part of the lower screen mesh, and the lower feeding bin is communicated with the lower peeling area, the lower feeding bin is provided with a lower feeding inlet pipe communicated with the lower feeding bin, the upper end of the lower feeding inlet pipe is correspondingly communicated with an upper discharging outlet pipe of the upper discharging bin, so that the upper peeling device is communicated with the lower peeling device in series, the other end of the lower roller body is coaxially fixed with a lower discharging spiral, a cylindrical lower discharging bin is sleeved outside the lower discharging spiral, the outer end of the lower discharging bin is closed, the inner end of the lower discharging bin is butted with the corresponding end part of the lower screen mesh, the lower discharging bin is communicated with the lower peeling area, the lower part of the outer end of the lower discharging bin is provided with a discharging port, and the discharging port is butted with the upper end of a discharging hopper;

the upper peeling device and the lower peeling device are both positioned at the upper part of the bran collecting hopper, two motors are also fixed in the frame, and the two motors are respectively connected with the end parts of the upper roller body and the lower roller body through belt transmission.

Preferably, the upper roll body comprises an upper roll shaft and a disc-shaped upper breadth disc, a plurality of upper breadth discs are coaxially fixed on the upper roll shaft, and each upper breadth disc is provided with N₁Each upper bayonet uniformly distributed along the circumference is arranged along the radial direction of the upper breadth disc, and each upper bayonet is correspondingly provided with a group of upper flexible blade assemblies, wherein N is₁Not less than 3; the upper flexible blade component also comprises an upper base made of angle steel and an upper fixing sleeve used for fixing an upper blade, the upper blade is fixed on one side surface of the upper base through the upper fixing sleeve, and the other side surface of the upper base is correspondingly clamped in the upper bayonet and fixed with the upper breadth disc.

Preferably, the upper blade is formed by combining multiple sections, the upper blade is fixed on the upper fixing sleeve, the upper fixing sleeve is provided with a long round hole for mounting the upper fixing sleeve on the upper base through a bolt, an upper knife pressing plate is further arranged on the upper portion of the upper fixing sleeve, a mounting bolt is arranged on the upper knife pressing plate, the upper knife pressing plate and the upper blade are sequentially pressed on the side face of the upper base through the mounting bolt, and the upper guide vane is fixed on the upper surface of the upper knife pressing plate.

Preferably, the upper blade comprises an upper blade body fixed with the upper fixed sleeve and comb-shaped upper blade teeth, the outer surface of the upper blade teeth is provided with a carborundum structure layer with uniform thickness, a cutting seam is arranged between the upper blade teeth, and the included angle between the cutting seam and the length direction of the upper blade is alpha₁Wherein alpha is more than or equal to 30 degrees₁≤80°。

Preferably, the tip part of the upper blade tooth of the upper blade is in a parallelogram shape, or a trapezoid shape, or a triangle shape, or a tooth shape with an arc-shaped notch.

Preferably, the lower roller body comprises a lower roller shaft and a disc-shaped lower breadth disc, a plurality of lower breadth discs are coaxially fixed on the lower roller shaft, and N is arranged on each lower breadth disc₂Each lower bayonet is uniformly distributed along the circumference, each lower bayonet is arranged along the radial direction of the lower breadth disc, and each lower bayonet is correspondingly provided with a group of lower flexible blade assemblies, wherein N is₂Not less than 3; the lower flexible blade assembly further comprises a lower base made of angle steel and a lower fixing sleeve used for fixing the lower blade, the lower blade is fixed on one side face of the lower base through the lower fixing sleeve, and the other side face of the lower base is correspondingly clamped in the lower bayonet and fixed with the lower breadth disc.

Preferably, the lower blade is formed by combining multiple sections, the lower blade is fixed on the lower fixing sleeve, the lower fixing sleeve is provided with a long round hole for mounting the lower blade on the lower base through a bolt, the upper part of the lower fixing sleeve is also provided with a lower pressing knife plate, the lower pressing knife plate is provided with a mounting bolt, the lower pressing knife plate and the lower blade are sequentially pressed on the side surface of the lower base through the mounting bolt, and the lower guide piece is fixed on the upper surface of the lower pressing knife plate.

Preferably, the lower blade comprises a lower blade body fixed with the lower fixed sleeve and comb-shaped lower blade teeth, the outer surface of the lower blade teeth is provided with a diamond structure layer with uniform thickness, a cutting seam is arranged between the lower blade teeth, and the included angle between the cutting seam and the length direction of the lower blade is alpha₂Wherein alpha is more than or equal to 30 degrees₂≤80°。

Preferably, the tip part of the lower cutter tooth of the lower blade is in a parallelogram shape, or a trapezoid shape, or a triangle shape, or a tooth shape with an arc-shaped notch.

Preferably, the upper screen and the lower screen are steel wire woven screens, or steel plate punched rectangular hole screens, or steel plate punched triangular hole screens, or steel plate punched circular hole screens.

The utility model has the advantages of: the utility model relates to a flexible kinetic energy sand net composite double-shaft series peeling machine, the two ends of an upper peeling device and a lower peeling device which are arranged in series are correspondingly parallel and level, the upper peeling device is higher than the lower peeling device, one end of the upper peeling device is provided with a feeding hopper, one end of the lower peeling device is provided with a discharging hopper, the feeding hopper and the discharging hopper are both positioned at the same side of a frame, feeding and discharging are carried out at the same end, the operation is easy and simple, the labor intensity is low, meanwhile, the peeling path of grains is prolonged in a limited space, for grains which are difficult to peel or have higher requirements on peeling purity, the grains do not need to be repeatedly transported back to the feeding hopper for secondary peeling, the processing efficiency is greatly improved, the integrity of the grains is better, simultaneously, the grain grains have higher peeling purity, moreover, the upper peeling device and the lower peeling device can be respectively provided with flexible blade, realize multiple desquamation form, two kinds of desquamation modes can be accomplished to a course of working, labour saving and time saving, simultaneously, the utility model discloses all be equipped with the diamond dust structural layer at the internal surface of blade surface and screen cloth, increase the frictional force to the grain material, under the condition of not additionally increasing the dynamics of kneading, improve the desquamation efficiency and the desquamation quality of grain, keep the integrality of grain granule, and can prolong the life of blade and screen cloth, work continuity is better, has higher popularization and application and worth.

Drawings

FIG. 1 is a schematic perspective view of a flexible kinetic energy sand screen composite double-shaft tandem peeling machine;

FIG. 2 is a schematic perspective view of a flexible kinetic energy sand screen composite double-shaft tandem dehuller with a portion of baffles removed;

FIG. 3 is a front view of a flexible kinetic energy sand screen composite double-shaft tandem peeling machine;

FIG. 4 is a schematic cross-sectional view taken along the line A-A in FIG. 3;

FIG. 5 is a schematic cross-sectional view taken along the line B-B in FIG. 3;

FIG. 6 is a schematic cross-sectional view taken along the line C-C in FIG. 5;

FIG. 7 is a schematic perspective view of a flexible kinetic energy sand screen peeling device;

FIG. 8 is a schematic cross-sectional front view of FIG. 7;

FIG. 9 is a schematic cross-sectional view taken along line D-D of FIG. 8;

FIG. 10 is an enlarged view of E in FIG. 9;

FIG. 11 is a schematic perspective view of the screen, the upper feed bin, the upper discharge bin, the lower screen, the lower feed bin and the lower discharge bin of FIG. 7 without the upper screen;

FIG. 12 is a schematic perspective view of the upper screen (lower screen);

FIG. 13 is a schematic perspective view of the upper flexible blade assembly (lower flexible blade assembly) mounted on the upper roller body (lower roller body);

FIG. 14 is a perspective view of an upper flexible blade assembly (lower flexible blade assembly);

FIG. 15 is a schematic end view of the structure of FIG. 14;

fig. 16 is a schematic perspective view of the upper roller body (lower roller body);

fig. 17 is a schematic perspective view of the upper blade (lower blade) fixed to the upper fixing sleeve (lower fixing sleeve);

fig. 18 is a perspective view of an upper blade (lower blade) of various shapes;

fig. 19 is a schematic perspective view of the upper deflector (lower deflector) fixed to the upper knife presser (lower knife presser);

in the figure: 1. the device comprises a frame, 11, a discharge hole, 21, an upper peeling device, 22, a lower peeling device, 3, a feeding hopper, 4, a discharging hopper, 5, a bran collecting hopper, 6, a motor, 7, an upper peeling area, 8, a lower peeling area, 9, a carborundum structure layer on an upper cutter tooth and 10, a carborundum structure layer on an upper screen;

211. an upper feeding inlet pipe, 212, an upper discharging outlet pipe, 213, an upper feeding bin, 214, an upper screen, 215, an upper discharging bin, 216, an upper flexible blade assembly, 217, an upper feeding spiral, 2181, an upper roller shaft, 2182, an upper amplitude disc, 219, an upper discharging spiral and 220, an upper guide vane;

221. a lower feeding inlet pipe, 222, a lower feeding bin, 223, a lower screen, 224, a lower discharging bin, 225, a lower discharging screw, 226, a lower flexible blade assembly, 227, a lower feeding screw, 2281, a lower roller shaft, 2282, a lower amplitude disc and 229, a lower guide vane;

2161. the cutter comprises an upper base (a lower base), 2162. an upper cutter pressing plate (a lower cutter pressing plate), 2163. an upper fixing sleeve (a lower fixing sleeve), 2164. upper cutter teeth of an upper blade (lower cutter teeth of a lower blade), 2165. a mounting bolt, 2166. a long round hole, 2167. an upper cutter body of the upper blade (a lower cutter body of the lower blade), 2168. a cutting seam, 2183. an upper bayonet (a lower bayonet).

Detailed Description

In the first embodiment, referring to fig. 1-19, the flexible kinetic energy sand screen composite double-shaft tandem peeling machine comprises a frame, a flexible kinetic energy sand screen peeling device arranged on the frame, a bran collecting hopper, a feeding hopper, a discharging hopper and a motor, wherein the frame is provided with corresponding baffles.

The flexible kinetic energy sand net peeling device comprises an upper peeling device and a lower peeling device which are arranged in parallel and connected in series, the two ends of the upper peeling device and the two ends of the lower peeling device are parallel and level, the upper peeling device is higher than the lower peeling device, and the upper peeling device is higher than the lower peeling device so as to prevent grain from being blocked in a material pipe communicated between the upper peeling device and the lower peeling device.

The upper peeling device comprises a cylindrical upper roller body, a cylindrical upper screen sleeved outside the upper roller body, an upper flexible blade assembly uniformly distributed along the circumferential direction and a plurality of upper flow deflectors arranged along the spiral line direction are fixed on the circumferential surface of the upper roller body, an interlayer between the upper screen and the upper roller body is an upper peeling area, the blades and the screen are matched to generate a rubbing effect to peel grains, the upper flexible blade assembly comprises an upper blade made of an elastic steel plate, the upper blade is in a comb-tooth shape and extends out along the tangential direction of the circumferential surface outside the upper roller body, carborundum structure layers with uniform thickness are arranged on the outer surface of the working end of the upper blade and the inner surface of the upper screen, an upper feeding spiral is coaxially fixed at one end of the upper roller body, a cylindrical upper feeding bin is sleeved outside the upper feeding spiral, the outer end of the upper feeding bin is closed, and the inner end of the upper feeding bin is butted with the corresponding end part of the upper screen, the upper feeding bin is communicated with the upper peeling area, an upper feeding inlet pipe communicated with the upper feeding bin is arranged on the upper feeding bin, the upper end of the upper feeding inlet pipe is butted with the bottom of the feeding hopper, an upper discharging spiral is coaxially fixed at the other end of the upper roller body, a cylindrical upper discharging bin is sleeved outside the upper discharging spiral, the outer end of the upper discharging bin is closed, the inner end of the upper discharging bin is butted with the end part corresponding to the upper screen mesh, the upper discharging bin is communicated with the upper peeling area, and an upper discharging outlet pipe communicated with the upper discharging bin is arranged on the upper discharging bin;

the lower peeling device comprises a cylindrical lower roller body, a cylindrical lower screen mesh sleeved outside the lower roller body, a lower flexible blade assembly uniformly distributed along the circumferential direction and a plurality of lower guide vanes arranged along the spiral line direction are fixed on the circumferential surface of the lower roller body, an interlayer between the lower screen mesh and the lower roller body is a lower peeling area, the lower flexible blade assembly comprises a lower blade made of an elastic steel plate, the lower blade is in a comb-tooth shape and extends out along the tangential direction of the outer circumferential surface of the lower roller body, diamond structure layers with uniform thickness are arranged on the outer surface of the working end of the lower blade and the inner surface of the lower screen mesh, a lower feeding screw is coaxially fixed at one end of the lower roller body, a cylindrical lower feeding bin is sleeved outside the lower feeding screw, the outer end of the lower feeding bin is closed, the inner end of the lower feeding bin is in butt joint with the corresponding end part of the lower screen mesh, and the lower feeding bin is communicated with the lower peeling area, the lower feeding bin is provided with a lower feeding inlet pipe communicated with the lower feeding bin, the upper end of the lower feeding inlet pipe is correspondingly communicated with an upper discharging outlet pipe of the upper discharging bin, so that the upper peeling device is communicated with the lower peeling device in series, the other end of the lower roller body is coaxially fixed with a lower discharging spiral, a cylindrical lower discharging bin is sleeved outside the lower discharging spiral, the outer end of the lower discharging bin is closed, the inner end of the lower discharging bin is butted with the corresponding end part of the lower screen mesh, the lower discharging bin is communicated with the lower peeling area, the lower part of the outer end of the lower discharging bin is provided with a discharging port, and the discharging port is butted with the upper end of a discharging hopper; the upper peeling device and the lower peeling device are connected in series to form a U-shaped peeling path, so that the peeling path of grains is prolonged in a limited space, and the cost is low and the efficiency is high.

The upper peeling device and the lower peeling device are both positioned at the upper part of the bran collecting hopper, two motors are also fixed in the frame, and the two motors are respectively connected with the end parts of the upper roller body and the lower roller body through belt transmission.

The upper roller body and the lower roller body are identical in structure, the upper flexible blade assembly and the lower flexible blade assembly are identical in structure, and the upper flexible blade assembly and the upper roller body are identical in installation form, and the lower flexible blade assembly and the lower roller body are identical in installation form.

The upper roll body comprises an upper roll shaft and a disc-shaped upper breadth disc, a plurality of upper breadth discs are coaxially fixed on the upper roll shaft, and each upper breadth disc is provided with N₁Each along the last bayonet socket of circumference equipartition, every goes up the bayonet socket and all follows the radial setting of last width of cloth dish, and every goes up the bayonet socket and all corresponds a set of flexible blade subassembly of installation, N in this embodiment ₁9; the upper flexible blade component also comprises an upper base made of angle steel and an upper fixing sleeve used for fixing an upper blade, the upper blade is fixed on one side surface of the upper base through the upper fixing sleeve, and the other side surface of the upper base is correspondingly clamped in the upper bayonet and fixed with the upper breadth disc.

The upper blade be the multistage combination and form, the upper blade is fixed on last fixed cover, go up fixed cover and be equipped with the slotted hole of installing it on last base through the bolt, can adjust the length that the upper blade stretches out according to the slotted hole, thereby adjust the kneading and friction dynamics between upper knife teeth and the last screen cloth, thereby adapt to the grain of equidimension granule and different hardness, still be equipped with last pressing knife board on the upper portion of last fixed cover, be equipped with mounting bolt on going up the pressing knife board, this mounting bolt will go up pressing knife board, upper blade and press-fit in proper order on the side of last base, last guiding plate fix on the upper surface of last pressing knife board.

The upper blade comprises an upper blade body fixed with the upper fixed sleeve and comb-shaped upper blade teeth, the outer surface of the upper blade teeth is provided with a carborundum structure layer with uniform thickness, a cutting seam is arranged between the upper blade teeth, and the included angle between the cutting seam and the upper blade in the length direction is alpha₁Wherein alpha is more than or equal to 30 degrees₁≤80°。

The tip part of the upper blade teeth of the upper blade is in a parallelogram shape, a trapezoid shape, a triangle shape or a tooth shape with an arc-shaped notch.

The lower roller body comprises a lower roller shaft and a disc-shaped lower breadth disc, a plurality of lower breadth discs are coaxially fixed on the lower roller shaft, and N is arranged on each lower breadth disc₂The lower bayonet socket of circumference equipartition is followed to individual, and every bayonet socket all sets up along the radial of width of cloth dish down, and such roll body can reduce self weight and reduce processing and moving degree of difficulty by a wide margin, and every bayonet socket all corresponds a set of flexible blade subassembly down of installation, N in this embodiment ₂9; the lower flexible blade assembly further comprises a lower base made of angle steel and a lower fixing sleeve used for fixing the lower blade, the lower blade is fixed on one side face of the lower base through the lower fixing sleeve, and the other side face of the lower base is correspondingly clamped in the lower bayonet and fixed with the lower breadth disc.

The lower blade is formed by combining multiple sections, the lower blade is fixed on the lower fixing sleeve, the lower fixing sleeve is provided with a long round hole which is installed on the lower base through a bolt, the upper part of the lower fixing sleeve is also provided with a lower pressing knife plate, the lower pressing knife plate is provided with a mounting bolt, the lower pressing knife plate and the lower blade are sequentially pressed on the side surface of the lower base through the mounting bolt, and the lower flow deflector is fixed on the upper surface of the lower pressing knife plate.

The lower blade comprises a lower blade body fixed with the lower fixed sleeve and comb-shaped lower blade teeth, the outer surface of the lower blade teeth is provided with a carborundum structure layer with uniform thickness, a cutting seam is arranged between the lower blade teeth, and the included angle between the cutting seam and the length direction of the lower blade is alpha₂Wherein alpha is more than or equal to 30 degrees₂Is less than or equal to 80 degrees according to the actual production and processing conditions.

The tip parts of the lower cutter teeth of the lower blade are both parallelograms, and the upper screen and the lower screen are both steel plate punched rectangular hole screens.

The tip part of the lower cutter tooth of the lower cutter blade in the embodiment can also be trapezoidal, triangular or tooth-shaped with a circular arc notch, and different tip shapes are matched with different types of grains.

The upper screen cloth and the lower screen cloth in the embodiment can also be steel wire woven screen cloth, or steel plate punched triangular hole screen cloth, or steel plate punched circular hole screen cloth, and the screen cloth in different holes is matched with different types of grains.

When the machine works, the upper roller body and the lower roller body are respectively driven to rotate by the two motors, grains to be peeled are added into the feeding hopper and enter the upper feeding bin through the upper feeding inlet pipe, the upper roller body simultaneously drives the upper feeding spiral to rotate, the upper feeding spiral gradually pushes the grains in the upper feeding bin into the upper peeling area of the upper peeling device, the grains are peeled under the actions of rubbing and rubbing between the upper blade and the upper screen mesh, in the peeling process, the grains are gradually pushed into the upper discharging bin under the action of the upper flow deflector, the grains in the upper discharging bin are gradually pushed into the upper discharging outlet pipe under the action of the upper discharging spiral, then the grains enter the lower feeding bin of the lower peeling device through the lower feeding inlet pipe, the lower roller body simultaneously drives the lower feeding spiral to rotate, the grains in the lower feeding bin are gradually pushed into the lower peeling area of the lower peeling device by the lower feeding spiral, grain is peeled again under the rubbing and rubbing effect between lower blade and lower screen cloth, the in-process of peeling, impel grain downwards the feed bin under the effect of lower water conservancy diversion piece gradually, in pushing out the grain in the feed bin and advancing the hopper from the discharge gate gradually under the effect of lower ejection of compact spiral, the grain that flows out in the hopper is rubbed totally basically, realized the peeling, then with its bagging-off can, the bran that rubs off gets into in the bran collecting hopper through the mesh of upper screen cloth or lower screen cloth, concentrate the collection.

The feeding hopper and the discharging hopper of the utility model are both positioned at the same side of the frame, feeding and discharging are carried out at the same end, the operation is easy, simple and convenient, the labor intensity is low, simultaneously, the peeling path of the grain is prolonged in a limited space, for the grain which is difficult to peel or has higher requirements on peeling purity, the grain does not need to be transported back to the feeding hopper repeatedly for secondary peeling, the processing efficiency is greatly improved, the integrity of the grain particles is better, simultaneously, the peeling purity of the grain particles is higher, moreover, the upper peeling device and the lower peeling device can be respectively provided with flexible blade components of different types, a plurality of peeling forms are realized, two peeling modes can be completed in one processing process, time and labor are saved, simultaneously, the utility model discloses the diamond structure layer is respectively arranged on the outer surface of the blade and the inner surface of the screen mesh, the friction force to the grain material is increased, under the condition that the rubbing force is not additionally increased, the peeling efficiency and peeling quality of the grains are improved, the completeness of grain particles is kept, the service lives of the blades and the screen are prolonged, the working continuity is better, and the popularization and application value is higher.

Claims (10)

1. Flexible kinetic energy sand screen composite double-shaft series peeling machine comprises a frame, a flexible kinetic energy sand screen peeling device, a bran collecting hopper, a feeding hopper, a discharging hopper and a motor, and is characterized in that:

the flexible kinetic energy sand net peeling device comprises an upper peeling device and a lower peeling device which are arranged in parallel and connected in series, two ends of the upper peeling device and two ends of the lower peeling device are correspondingly flush, and the upper peeling device is higher than the lower peeling device;

the upper peeling device comprises a cylindrical upper roller body, a cylindrical upper screen mesh sleeved outside the upper roller body, an upper flexible blade assembly uniformly distributed along the circumferential direction and a plurality of upper flow deflectors arranged along the spiral line direction are fixed on the circumferential surface of the upper roller body, an interlayer between the upper screen mesh and the upper roller body is an upper peeling area, the upper flexible blade assembly comprises an upper blade made of an elastic steel plate, the upper blade is in a comb-tooth shape and extends out along the tangential direction of the circumferential surface outside the upper roller body, and diamond sand structure layers with uniform thickness are arranged on the outer surface of the working end of the upper blade and the inner surface of the upper screen mesh; an upper feeding spiral is coaxially fixed at one end of the upper roller body, a cylindrical upper feeding bin is sleeved outside the upper feeding spiral, the outer end of the upper feeding bin is closed, the inner end of the upper feeding bin is butted with the end part corresponding to the upper screen mesh, the upper feeding bin is communicated with the upper peeling area, an upper feeding inlet pipe communicated with the upper feeding bin is arranged on the upper feeding bin, the upper end of the upper feeding inlet pipe is butted with the bottom of the feeding hopper, an upper discharging spiral is coaxially fixed at the other end of the upper roller body, a cylindrical upper discharging bin is sleeved outside the upper discharging spiral, the outer end of the upper discharging bin is closed, the inner end of the upper discharging bin is butted with the end part corresponding to the upper screen mesh, the upper discharging bin is communicated with the upper peeling area, and an upper discharging outlet pipe communicated with the upper discharging bin is arranged on the upper discharging bin;

the lower peeling device comprises a cylindrical lower roller body, a cylindrical lower screen mesh sleeved outside the lower roller body, a lower flexible blade assembly uniformly distributed along the circumferential direction and a plurality of lower guide vanes arranged along the spiral line direction are fixed on the circumferential surface of the lower roller body, an interlayer between the lower screen mesh and the lower roller body is a lower peeling area, the lower flexible blade assembly comprises a lower blade made of an elastic steel plate, the lower blade is in a comb-tooth shape and extends out along the tangential direction of the outer circumferential surface of the lower roller body, diamond structure layers with uniform thickness are arranged on the outer surface of the working end of the lower blade and the inner surface of the lower screen mesh, a lower feeding screw is coaxially fixed at one end of the lower roller body, a cylindrical lower feeding bin is sleeved outside the lower feeding screw, the outer end of the lower feeding bin is closed, the inner end of the lower feeding bin is in butt joint with the corresponding end part of the lower screen mesh, and the lower feeding bin is communicated with the lower peeling area, the lower feeding bin is provided with a lower feeding inlet pipe communicated with the lower feeding bin, the upper end of the lower feeding inlet pipe is correspondingly communicated with an upper discharging outlet pipe of the upper discharging bin, so that the upper peeling device is communicated with the lower peeling device in series, the other end of the lower roller body is coaxially fixed with a lower discharging spiral, a cylindrical lower discharging bin is sleeved outside the lower discharging spiral, the outer end of the lower discharging bin is closed, the inner end of the lower discharging bin is butted with the corresponding end part of the lower screen mesh, the lower discharging bin is communicated with the lower peeling area, the lower part of the outer end of the lower discharging bin is provided with a discharging port, and the discharging port is butted with the upper end of a discharging hopper;

the upper peeling device and the lower peeling device are both positioned at the upper part of the bran collecting hopper, two motors are also fixed in the frame, and the two motors are respectively connected with the end parts of the upper roller body and the lower roller body through belt transmission.

2. The flexible kinetic energy sand screen composite double-shaft tandem peeling machine as claimed in claim 1, which is characterized in that: the upper roller body comprises an upper roller shaft and a disc shapeThe upper breadth plates are coaxially fixed on the upper roll shaft, and each upper breadth plate is provided with N₁Each upper bayonet uniformly distributed along the circumference is arranged along the radial direction of the upper breadth disc, and each upper bayonet is correspondingly provided with a group of upper flexible blade assemblies, wherein N is₁Not less than 3; the upper flexible blade component also comprises an upper base made of angle steel and an upper fixing sleeve used for fixing an upper blade, the upper blade is fixed on one side surface of the upper base through the upper fixing sleeve, and the other side surface of the upper base is correspondingly clamped in the upper bayonet and fixed with the upper breadth disc.

3. The flexible kinetic energy sand screen composite double-shaft tandem peeling machine as claimed in claim 2, which is characterized in that: the upper blade be the multistage combination and form, the upper blade is fixed on last fixed cover, goes up fixed cover and is equipped with the slotted hole of installing it on last base through the bolt, still is equipped with last pressure knife board on the upper portion of last fixed cover, is equipped with the construction bolt on going up the pressure knife board, this construction bolt will go up pressure knife board, upper blade and press fitting in proper order to go up the side of base on, last guide vane fix the upper surface at last pressure knife board.

4. The flexible kinetic energy sand screen composite double-shaft tandem peeling machine as claimed in claim 3, which is characterized in that: the upper blade comprises an upper blade body fixed with the upper fixed sleeve and comb-shaped upper blade teeth, the outer surface of the upper blade teeth is provided with a carborundum structure layer with uniform thickness, a cutting seam is arranged between the upper blade teeth, and the included angle between the cutting seam and the upper blade in the length direction is alpha₁Wherein alpha is more than or equal to 30 degrees₁≤80°。

5. The flexible kinetic energy sand screen composite double-shaft tandem peeling machine as claimed in claim 4, which is characterized in that: the tip part of the upper blade teeth of the upper blade is in a parallelogram shape, a trapezoid shape, a triangle shape or a tooth shape with an arc-shaped notch.

6. The flexible kinetic energy sand screen composite double-shaft tandem peeling machine as claimed in claim 1, which is characterized in that:the lower roller body comprises a lower roller shaft and a disc-shaped lower breadth disc, a plurality of lower breadth discs are coaxially fixed on the lower roller shaft, and N is arranged on each lower breadth disc₂Each lower bayonet is uniformly distributed along the circumference, each lower bayonet is arranged along the radial direction of the lower breadth disc, and each lower bayonet is correspondingly provided with a group of lower flexible blade assemblies, wherein N is₂Not less than 3; the lower flexible blade assembly further comprises a lower base made of angle steel and a lower fixing sleeve used for fixing the lower blade, the lower blade is fixed on one side face of the lower base through the lower fixing sleeve, and the other side face of the lower base is correspondingly clamped in the lower bayonet and fixed with the lower breadth disc.

7. The flexible kinetic energy sand screen composite double-shaft tandem peeling machine as claimed in claim 6, which is characterized in that: the lower blade is formed by combining multiple sections, the lower blade is fixed on the lower fixing sleeve, the lower fixing sleeve is provided with a long round hole which is installed on the lower base through a bolt, the upper part of the lower fixing sleeve is also provided with a lower pressing knife plate, the lower pressing knife plate is provided with a mounting bolt, the lower pressing knife plate and the lower blade are sequentially pressed on the side surface of the lower base through the mounting bolt, and the lower flow deflector is fixed on the upper surface of the lower pressing knife plate.

8. The flexible kinetic energy sand screen composite double-shaft tandem peeling machine as claimed in claim 7, which is characterized in that: the lower blade comprises a lower blade body fixed with the lower fixed sleeve and comb-shaped lower blade teeth, the outer surface of the lower blade teeth is provided with a carborundum structure layer with uniform thickness, a cutting seam is arranged between the lower blade teeth, and the included angle between the cutting seam and the length direction of the lower blade is alpha₂Wherein alpha is more than or equal to 30 degrees₂≤80°。

9. The flexible kinetic energy sand screen composite double-shaft tandem peeling machine as claimed in claim 8, which is characterized in that: the tip part of the lower cutter tooth of the lower blade is in a parallelogram shape, a trapezoid shape, a triangle shape or a tooth shape with an arc-shaped notch.

10. The flexible kinetic energy sand screen composite double-shaft tandem peeling machine as claimed in claim 1, which is characterized in that: go up screen cloth and screen cloth down and be the steel wire establishment screen cloth, perhaps for the steel sheet dashes rectangular hole screen cloth, perhaps for the steel sheet dashes triangle-shaped hole screen cloth, perhaps for the steel sheet dashes circular hole screen cloth.

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