阅读说明：本技术 一种豆浆研磨前大豆脱皮装置及方法 (Soybean dehulling device and method before grinding soybean milk ) 是由 张娜 杨杨 范婧 陈凤莲 贺殷媛 王冰 边鑫 王艳 刘晓飞 王登宇 任丽琨 徐 于 2021-09-01 设计创作，主要内容包括：本发明公开了一种豆浆研磨前大豆脱皮的方法,由以下步骤组成：将筛选好颗粒大小均匀的大豆放入清水中浸泡,将大豆吸水膨胀软化；将吸收膨胀后的大豆放入容器中,并通高压水流对其表面冲洗,将容易除去的大豆皮脱离,将漂浮在水面上的大豆皮捞出,完成初步过滤；对初步过滤的大豆容器中通入空气,细小额空气泡从底部向上飘起,从而被脱离的大豆皮也伴随着空气泡向上浮动,完成大豆的精滤,本发明涉及豆浆研磨技术领域。该豆浆研磨前大豆脱皮装置及方法,达到了被高压空气吹动脱离,在保护大豆果实的情况下脱皮,保护大豆果实不受损伤,提高后续研磨质量。(The invention discloses a method for peeling soybean before grinding soybean milk, which comprises the following steps: soaking the screened soybeans with uniform particle sizes in clear water, and swelling and softening the soybeans by absorbing water; putting the soybean after absorbing and swelling into a container, introducing high-pressure water flow to wash the surface of the soybean, separating soybean peels which are easy to remove, fishing out the soybean peels floating on the water surface, and finishing primary filtration; the invention discloses a soybean milk fine filtering method, which comprises the steps of introducing air into a soybean container subjected to preliminary filtration, and floating fine air bubbles upwards from the bottom, so that separated soybean hulls float upwards along with the air bubbles to finish fine filtration of soybeans. The soybean peeling device and method before grinding soybean milk can be blown by high-pressure air to peel soybean fruits under the condition of protecting the soybean fruits, so that the soybean fruits are protected from being damaged, and the subsequent grinding quality is improved.)

1. The utility model provides a soybean peeling device before soybean milk grinds, includes transmission awl bucket (1), the bottom fixedly connected with of transmission awl bucket (1) peels actuating mechanism (2), the bottom fixedly connected with residue screening net (3) of peeling actuating mechanism (2), its characterized in that:

the conveying cone barrel (1) is of a conical structure, a walking spiral plate (4) is fixedly connected to the inner surface of the conveying cone barrel (1), a guide feeding hole (5) is fixedly connected to the top end of the walking spiral plate (4), and rolling material processing mechanisms (6) are uniformly arranged on the top surface of the walking spiral plate (4);

the peeling driving mechanism (2) comprises a peeling shell (21), a transmission shaft (22) is rotatably connected to the transverse position inside the peeling shell (21), stirring rod pieces (23) are uniformly and fixedly connected to the surface of the outer portion of the transmission shaft (22), and ventilation spray holes (24) are uniformly formed in the surface of the inner wall of the peeling shell (21).

2. The soybean dehulling device before grinding soybean milk according to claim 1, wherein: the right side in the peeling shell (21) is fixedly connected with a booster air pump (25), and the output end of the booster air pump (25) is communicated with the ventilation jet holes (24).

3. The soybean dehulling device before grinding soybean milk according to claim 1, wherein: the stirring rod piece (23) comprises a stirring blade (231), one end of the stirring blade (231) is fixedly connected with the surface of the transmission shaft (22), and a conduction groove (232) is formed in the middle of the stirring blade (231).

4. The soybean dehulling device before grinding soybean milk according to claim 3, wherein: the both ends of conduction groove (232) inboard rotate to be connected with contact and turn over board (233), the surface of contact turn over board (233) evenly is provided with restriction jack (234), the inboard and the even fixedly connected with in position that is close to the below of conduction groove (232) brokenly skin contact pin (235), brokenly skin contact pin (235) and restriction jack (234) correspond the setting.

5. The soybean dehulling device before grinding soybean milk according to claim 1, wherein: the rolling material processing mechanism (6) comprises a collecting inner groove (61), the collecting inner groove (61) is arranged inside the walking spiral plate (4), a guide inclined plate (62) is fixedly connected to the top end of the collecting inner groove (61), and a hollow-out base plate (63) is arranged at the middle position of the guide inclined plate (62).

6. The soybean dehulling device before grinding soybean milk according to claim 5, wherein: the horizontal position inside the collection inner groove (61) is rotatably connected with a driving connecting shaft (64), and the middle position of the driving connecting shaft (64) is fixedly connected with a contact roller (65).

7. The soybean dehulling device before grinding soybean milk according to claim 6, wherein: elastic wiping blocks (66) are uniformly and fixedly connected to the top surface of the contact roller (65), and turning grooves (67) are uniformly formed in the top surface of the guide inclined plate (62).

8. The soybean dehulling device before soymilk grinding according to claim 1, which provides a method for dehulling soybeans before soymilk grinding, characterized in that: the method comprises the following steps:

firstly, soaking screened soybeans with uniform particle sizes in clear water, and absorbing water to swell and soften the soybeans;

step two, putting the soybeans after the swelling absorption into a container, introducing high-pressure water flow to wash the surface of the soybeans, separating soybean hulls which are easy to remove, fishing out the soybean hulls floating on the water surface, and finishing primary filtration;

step three, introducing air into the preliminarily filtered soybean container, and floating fine air bubbles upwards from the bottom, so that the separated soybean hulls float upwards along with the air bubbles, and fine filtering of the soybeans is completed;

step four, filtering moisture of the finely filtered soybeans, adding the moisture into a transmission conical barrel (1) from a guide feeding hole (5), guiding the soybeans to roll downwards by a walking spiral plate (4) at the moment, and contacting peeled soybeans with a rolling material processing mechanism (6) in an overturning state, so that the rolling material processing mechanism (6) damages the skins of the soybeans to form gaps on the surfaces of the soybeans;

step five, the primarily damaged soybeans enter the peeling driving mechanism (2), the transmission shaft (22) rotates to drive the soybeans to stir in the peeling shell (21), the high-pressure air pump (25) sprays high-pressure air from the ventilation spray holes (24), the cut parts of the soybeans are enlarged by the high-pressure air, the soybeans are peeled and crushed under the action of high pressure, and finally the soybeans fall into the residue screening net (3) to separate soybean skins from internal fruits.

9. The method for dehulling soybeans before grinding soymilk according to claim 8, wherein: and step one, soaking the soybeans for 24 hours until the insides of the soybeans fully absorb water, and manually kneading and separating the soybean hulls from the internal fruits.

Technical Field

The invention relates to the technical field of soybean milk grinding, in particular to a soybean peeling device and method before soybean milk grinding.

Background

Soybeans (an annual herb of the genus Glycine of the family Leguminosae, 30-90 cm high, thick and upright stem, dense, brown and bristled, leaves usually have 3 lobules, leaf-supporting has vein, yellow and soft hair, petiole 2-20 cm long, wide and oval lobule, paper, short flowers with short inflorescence, long flowers, 5-8 petioles usually having tightly squeezed flowers, bract covering, rough and needle shaped, bract covering needle shaped, bristled covered, calyx covering needle shaped, purple, light purple or white flowers, petiole-shaped base, petal-shaped castor bean shaped, pod hypertrophy, slight bending, sagging, yellowish green, dense brownish yellow and long hair, 2-5 seeds, ellipse, near sphere, smooth seed coat, greenish, yellow, brown, black and the like.

If the Chinese invention discloses the number: CN112544886A, belonging to the technical field of grain and oil processing. The invention obtains the bean kernels and the bean skins by sequentially carrying out four steps of direct steam treatment, cold air drying treatment, kneading, crushing and peeling treatment, winnowing and separating treatment and the like on the soybeans. The method has the peeling efficiency of more than 94 percent, the kernel content of the bean skin is less than 1 percent, the kernel content of the bean is less than 4 percent, the processing time is 15-20 minutes, and the content of the soybean crude oil non-hydrated phospholipid obtained by leaching the obtained bean kernels with the conventional solvent is 10-14 percent. Compared with the traditional soybean dehulling process, the method has the advantages of less working procedures, short time and improved product quality.

The traditional soybean peeling method adopts mechanical stirring to separate, the pulp inside the soybean is easily damaged in the processing process, so that the subsequent grinding processing of the soybean is not facilitated, and the traditional peeling method has low efficiency, can not completely separate the soybean peel and influences the subsequent grinding progress.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a soybean peeling device and method before soybean milk grinding, which solve the problems that the conventional soybean peeling method adopts mechanical stirring for peeling, the pulp in the soybean is easily damaged in the processing process, and the subsequent grinding processing of the soybean is not facilitated, and the conventional peeling method has low efficiency, can not completely peel the soybean, and influences the subsequent grinding progress.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a soybean peeling device before grinding soybean milk comprises a transmission cone barrel, the bottom of the transmission cone barrel is fixedly connected with a peeling driving mechanism, the bottom of the peeling driving mechanism is fixedly connected with a residue screening net,

the conveying cone barrel is of a conical structure, a walking spiral plate is fixedly connected to the inner surface of the conveying cone barrel, a guide feeding hole is fixedly connected to the top end of the walking spiral plate, and rolling material processing mechanisms are uniformly arranged on the top surface of the walking spiral plate;

the peeling driving mechanism comprises a peeling shell, a transmission shaft is rotatably connected to the transverse position inside the peeling shell, stirring rod pieces are uniformly and fixedly connected to the surface of the outer portion of the transmission shaft, and ventilation spray holes are uniformly formed in the surface of the inner wall of the peeling shell.

Preferably, a pressurized air pump is fixedly connected to the right side of the inside of the peeling shell, and the output end of the pressurized air pump is communicated with the ventilation jet holes. The position of the opening damaged by the elastic rubbing block is blown away by high-pressure air, so that the soybean fruits are peeled under the condition of protecting the soybean fruits, the soybean fruits are protected from being damaged, and the subsequent grinding quality is improved.

Preferably, the stirring rod piece comprises a stirring blade, one end of the stirring blade is fixedly connected with the surface of the transmission shaft, and a conduction groove is formed in the middle of the stirring blade.

Preferably, both ends of the inner side of the conduction groove are rotatably connected with a contact turning plate, the surface of the contact turning plate is uniformly provided with a limiting jack, the inner side of the conduction groove is uniformly and fixedly connected with a skin breaking contact pin close to the lower position, and the skin breaking contact pin and the limiting jack are correspondingly arranged. The larger the elongation of the peeling contact pin is, the higher the residue hole filtration of the soybean is, and the consistency of peeling efficiency in processing different amounts of soybeans is ensured.

Preferably, the rolling material processing mechanism comprises a collecting inner groove, the collecting inner groove is arranged inside the traveling spiral plate, a guide inclined plate is fixedly connected to the top end of the collecting inner groove, and a hollow-out base plate is arranged in the middle of the guide inclined plate.

Preferably, the horizontal position inside the collection inner groove is rotatably connected with a driving connecting shaft, and the middle position of the driving connecting shaft is fixedly connected with a contact roller. The drive connecting shaft works to drive the contact roller to rotate, and the hollowed-out base plate adopts a hole structure with a leak hole, so that the soybeans can be turned flexibly in the processing process.

Preferably, the top surface of the contact roller is uniformly and fixedly connected with elastic wiping blocks, and the top surface of the guide inclined plate is uniformly provided with turning grooves. The elastic rubbing block can cut the surface of the soybeans below the cavity, drive the soybeans to turn over, and meanwhile, water sucked between the soybean hulls and the fruits is discharged, so that the subsequent air drying and peeling work is facilitated.

A method for peeling soybean before grinding soybean milk comprises the following steps:

firstly, soaking screened soybeans with uniform particle sizes in clear water, and absorbing water to swell and soften the soybeans;

step two, putting the soybeans after the swelling absorption into a container, introducing high-pressure water flow to wash the surface of the soybeans, separating soybean hulls which are easy to remove, fishing out the soybean hulls floating on the water surface, and finishing primary filtration;

step three, introducing air into the preliminarily filtered soybean container, and floating fine air bubbles upwards from the bottom, so that the separated soybean hulls float upwards along with the air bubbles, and fine filtering of the soybeans is completed;

filtering moisture of the finely filtered soybeans, and adding the moisture into a transmission conical barrel from a guide feed inlet, wherein the soybeans roll downwards under the guide of a walking spiral plate, and the peeled soybeans are in contact with a rolling material processing mechanism in an overturning state, so that the rolling material processing mechanism damages the skins of the soybeans, and gaps are formed on the surfaces of the soybeans;

And step five, feeding the primarily damaged soybeans into a peeling driving mechanism, driving the soybeans to stir in a peeling shell by the rotation of a transmission shaft, ejecting high-pressure air from a ventilation nozzle by a booster air pump, enlarging the cut parts of the soybeans by the high-pressure air, peeling and crushing the soybeans under the action of high pressure, and finally, allowing the soybeans to fall into a residue screening net to separate soybean peels from internal fruits.

And step one, soaking the soybeans for 24 hours until the insides of the soybeans fully absorb water, and manually kneading and separating the soybean hulls from the internal fruits.

(III) advantageous effects

The invention provides a soybean peeling device and method before grinding soybean milk. The method has the following beneficial effects:

(1) according to the soybean peeling device and method before soybean milk grinding, soybeans roll downwards under the guidance of the walking spiral plate and enter the peeling driving mechanism, the soybeans pass through the surface of the guide inclined plate in the rolling process, the contact surface of the soybeans can be changed through the fall of the turning groove, meanwhile, the connecting shaft is driven to work to drive the contact roller to rotate, and the hollowed-out base plate adopts a hole structure with a leakage hole, so that the soybeans are flexibly turned in the processing process.

(2) The soybean peeling device and the soybean peeling method before grinding the soybean milk have the advantages that when the soybean passes through, part of the surface of the soybean is located below the holes, the elastic rubbing block can cut the surface of the soybean below the holes and drive the soybean to turn over, and meanwhile, water sucked between the soybean hulls and the fruits is discharged, so that the subsequent air drying and peeling work is facilitated.

(3) After the soybeans fall into the peeling shell, pressurized air is sprayed out from the ventilating spray holes by the pressurized air pump, the positions of the openings damaged by the elastic rubbing blocks are blown away by high-pressure air, and the soybeans are peeled under the condition of protecting soybean fruits, so that the soybean fruits are protected from being damaged, and the subsequent grinding quality is improved.

(4) According to the soybean peeling device and method before grinding of soybean milk, the transmission shaft rotates to drive the stirring blades to stir soybeans, part of the soybeans penetrate through the surface of the contact turning plate, the soybeans are extruded downwards to turn the contact turning plate, the peeling contact pins penetrate through the limiting insertion holes at the moment, the soybean epidermis at the stirring position is punctured, the soybean epidermis can be fully damaged, and soybean peeling efficiency is improved.

(5) The soybean peeling device and the soybean peeling method before grinding the soybean milk have the advantages that during soybean stirring, the downward overturning angle of the contact turning plate changes along with the amount of the soybeans at the stirring position, so that the more the soybean amount is, the larger the elongation of the peeling contact pin is, the higher the residue hole filter of the soybeans is, and the consistency of the peeling efficiency during processing of different amounts of soybeans is ensured.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a schematic view of the internal structure of the peeling driving mechanism of the present invention;

FIG. 3 is a schematic structural view of the top of the stirring rod member of the present invention;

FIG. 4 is a schematic structural view of the bottom of the stirring rod member of the present invention;

FIG. 5 is a schematic view of the internal structure of the roll processing mechanism according to the present invention;

FIG. 6 is a flow chart of soybean dehulling according to the present invention.

In the figure: the peeling machine comprises a transmission cone barrel 1, a peeling driving mechanism 2, a peeling shell 21, a transmission shaft 22, a stirring rod 23, a stirring blade 231, a 232 conduction groove, a contact turning plate 233, a limiting jack 234, a 235 peeling pin, a 24 ventilating jet orifice, a 25 pressurized air pump, a 3 residue screening net, a 4 walking spiral plate, a 5 guiding feed inlet, a 6 rolling material processing mechanism, a 61 collecting inner groove, a 62 guiding inclined plate, a 63 hollowed-out base plate, a 64 driving connecting shaft, a 65 contact roller, a 66 elastic wiping block and a 67 turning groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 6, the present invention provides a technical solution: a soybean peeling device before grinding soybean milk comprises a transmission cone barrel 1, a peeling driving mechanism 2 is fixedly connected at the bottom of the transmission cone barrel 1, a residue screening net 3 is fixedly connected at the bottom of the peeling driving mechanism 2,

the conveying cone barrel 1 is of a conical structure, the inner surface of the conveying cone barrel 1 is fixedly connected with a walking spiral plate 4, the top end of the walking spiral plate 4 is fixedly connected with a guide feeding hole 5, and the top surface of the walking spiral plate 4 is uniformly provided with rolling material processing mechanisms 6;

the peeling driving mechanism 2 comprises a peeling shell 21, a transmission shaft 22 is rotatably connected to the transverse position inside the peeling shell 21, a stirring rod 23 is uniformly and fixedly connected to the surface of the outer part of the transmission shaft 22, and ventilation spray holes 24 are uniformly formed in the surface of the inner wall of the peeling shell 21.

The right side inside the peeling shell 21 is fixedly connected with a pressurized air pump 25, and the output end of the pressurized air pump 25 is communicated with the ventilation jet holes 24. The position of the opening damaged by the elastic rubbing block 66 is blown away by high-pressure air, so that the soybean fruits are peeled under the condition of protecting the soybean fruits, the soybean fruits are protected from being damaged, and the subsequent grinding quality is improved.

The stirring rod 23 includes a stirring blade 231, one end of the stirring blade 231 is fixedly connected with the surface of the transmission shaft 22, and a conduction groove 232 is arranged at the middle position of the stirring blade 231.

The both ends of conduction groove 232 inboard rotate to be connected with the contact and turn over board 233, and the surface of contact turns over board 233 evenly is provided with restriction jack 234, and the inboard just even fixedly connected with of position that is close to the below of conduction groove 232 breaks skin contact pin 235, and broken skin contact pin 235 corresponds the setting with restriction jack 234. The larger the elongation of the peeling contact pin 235 is, the higher the residue hole filtration of the soybean is, and the consistency of peeling efficiency during processing of different amounts of soybeans is ensured.

The rolling material processing mechanism 6 comprises a collecting inner groove 61, the collecting inner groove 61 is arranged inside the traveling spiral plate 4, a guide inclined plate 62 is fixedly connected to the top end of the collecting inner groove 61, and a hollow-out base plate 63 is arranged in the middle of the guide inclined plate 62.

A driving shaft 64 is rotatably connected to a lateral position inside the collecting inner tank 61, and a contact roller 65 is fixedly connected to a middle position of the driving shaft 64. The driving connecting shaft 64 works to drive the contact roller 65 to rotate, and the hollowed-out base plate 63 adopts a hole structure with a leakage hole, so that the soybeans can be turned flexibly in the processing process.

The top surface of the contact roller 65 is uniformly and fixedly connected with an elastic wiping block 66, and the top surface of the guide sloping plate 62 is uniformly provided with a turning groove 67. The elastic rubbing block 66 can cut the surface of the soybeans below the cavity, drive the soybeans to turn over, and meanwhile, the moisture sucked between the soybean hulls and the fruits is discharged, so that the subsequent air drying and peeling work is facilitated.

A method for peeling soybean before grinding soybean milk comprises the following steps:

firstly, soaking screened soybeans with uniform particle sizes in clear water, and absorbing water to swell and soften the soybeans;

step two, putting the soybeans after the swelling absorption into a container, introducing high-pressure water flow to wash the surface of the soybeans, separating soybean hulls which are easy to remove, fishing out the soybean hulls floating on the water surface, and finishing primary filtration;

step three, introducing air into the preliminarily filtered soybean container, and floating fine air bubbles upwards from the bottom, so that the separated soybean hulls float upwards along with the air bubbles, and fine filtering of the soybeans is completed;

step four, filtering moisture of the finely filtered soybeans, adding the moisture into the transmission conical barrel 1 from a guide feeding hole 5, guiding the soybeans to roll downwards by a walking spiral plate 4, and contacting peeled soybeans with a rolling material processing mechanism 6 in an overturning state, so that the rolling material processing mechanism 6 damages the skins of the soybeans to form gaps on the surfaces of the soybeans;

step five, the primarily damaged soybeans enter the peeling shell 2, the transmission shaft 22 rotates to drive the soybeans to stir in the peeling shell 21, the high-pressure air pump 25 sprays high-pressure air from the ventilation spray holes 24, the cut parts of the soybeans are enlarged by the high-pressure air, peeling and crushing of the soybeans are completed under the action of the high-pressure air, and finally the soybeans fall into the residue screening net 3 to separate soybean hulls from internal fruits.

And step one, soaking the soybeans for 24 hours until the insides of the soybeans fully absorb water, and manually kneading and separating the soybean hulls from the internal fruits.

The working principle is as follows: the soybeans roll downwards under the guidance of the traveling spiral plate 4 and enter the peeling driving mechanism 2, the soybeans pass through the surface of the guide inclined plate 62 in the rolling process, the contact surface of the soybeans can be changed through the fall of the turning groove 67, meanwhile, the connecting shaft 64 is driven to work to drive the contact roller 65 to rotate, and the hollowed-out base plate 63 adopts a hole structure with a leakage hole, so that the soybeans can be turned flexibly in the processing process; therefore, when the soybeans pass through, part of the surface of the soybeans is positioned below the holes, the elastic wiping block 66 can cut the surface of the soybeans below the holes and drive the soybeans to turn over, and meanwhile, moisture sucked between the soybean hulls and the fruits is discharged, so that the subsequent air-drying and peeling work is facilitated; after the soybeans fall into the peeling shell 21, pressurized air is sprayed out from the ventilating jet holes 24 by the pressurized air pump 25, the positions of the openings damaged by the elastic rubbing blocks 66 are blown away by high-pressure air, the soybeans are peeled under the condition of protecting the soybeans, the soybeans are protected from being damaged, and the subsequent grinding quality is improved; the transmission shaft 22 rotates to drive the stirring blades 231 to stir soybeans, part of the soybeans penetrate through the surface of the contact turning plate 233, the soybeans are extruded downwards to turn the contact turning plate 233 over, the peeling pins 235 penetrate through the limiting insertion holes 234 at the moment, the soybean skin at the stirring position is punctured, the soybean skin can be fully damaged, and the soybean peeling efficiency is improved; during the soybean stirring, the angle that contact turned over board 233 and overturn downwards changes along with the volume of stirring position soybean to the soybean volume is more, and broken skin contact pin 235 elongation is bigger, thereby strains the higher to the sediment hole of soybean, guarantees that different volume soybean is processed, the uniformity of desquamation efficiency.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.