CN103555414A - Hulling separation method for rapeseeds and special separation device - Google Patents

Hulling separation method for rapeseeds and special separation device Download PDF

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Publication number
CN103555414A
CN103555414A CN201310546519.5A CN201310546519A CN103555414A CN 103555414 A CN103555414 A CN 103555414A CN 201310546519 A CN201310546519 A CN 201310546519A CN 103555414 A CN103555414 A CN 103555414A
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China
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sieve
benevolence
separation
shell
brassicae campestris
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CN201310546519.5A
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吴亮鑫
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HENAN YIFENG EDIBLE OILS Co Ltd
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HENAN YIFENG EDIBLE OILS Co Ltd
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Abstract

The invention discloses a hulling separation method for rapeseeds. The hulling separation method comprises the following steps of cleaning rapeseed raw materials to remove sand and vegetation impurities to enable the impurity content to be less than or equal to 2 percent; then performing drying at the drying temperature of 160 DEG C, wherein the water content of the dried rapeseeds is 5-8 percent; cooling the rapeseeds to normal temperature, performing magnetic separation to remove metal impurities, conveying the rapeseeds into a rapeseed huller for shearing, grinding and extruding to obtain hull and kernel mixtures, and then conveying the mixtures into a separation sieve in a special separation device, wherein under the joint action of a vibration sieve and a fan, the upper layer of hulls with small density are removed through the fan, and the lower layer of seeds with large density are discharged through a front port of the special separation device and are collected. The hulling separation method has the advantages that the hulling rate is high, the primary hulling separation rate can be up to 98 percent, and the hulling effect is good; the proportion of naturally split half kernels to integrated kernels is up to about 75 percent; the powder rate is lower than 3 percent; the kernel and hull separation efficiency is high; the phenomenon that the kernels and the hulls are adhered is avoided.

Description

The decortication separation method of Semen Brassicae campestris and dedicated separation device
Technical field
The present invention relates to the production of rapeseed oil, especially relate to the decortication separation method that a kind of rapeseed oil presses front Semen Brassicae campestris, the present invention also provides the dedicated separation of using in the method device.
Background technology
The vegetables oil that rapeseed oil ,Shi the same as peanut wet goods China tradition is edible.The ripe similar ball shape of Semen Brassicae campestris, part also presents irregular rhombus.Semen Brassicae campestris is mainly comprised of kind of skin and seed benevolence two portions, plants the 12%-20% that skin accounts for vegetable seed total amount, and the color of planting the difference in thickness of skin and the kind of vegetable seed and kind skin is relevant.Generally, kind skin is thinner, stronger with the bonding force of seed benevolence, peels more difficult.Because the anti-nutrient substances such as most meson alkali contained in vegetable seed, pigment, phytic acid, tannin are mainly present in kind of skin, therefore planting skin is also to affect the feeding major cause of dregs of rapeseed cake albumen.
In traditional Semen Brassicae campestris oil-producing technique, because rapeseed peeling is more difficult, Semen Brassicae campestris is directly produced grease without decortication, and the coloring matter of planting in skin incorporates in grease, makes the former cast of oil of vegetable seed darker.Along with the improving constantly and improving of edible oil complete processing, in rapeseed oil is produced, the decortication of Semen Brassicae campestris also becomes an important step of oil-producing technique.Peeling method used mainly contains following several at present:
1, rub stone roller method with the hands: Semen Brassicae campestris is sent into disk huller fixedly in the middle of mill and movable mill, being subject to mill stone roller frustrates under effect, the combination of planting between skin and seed benevolence is progressively lax, abrasive disc upper teeth is constantly carried out kind of a skin cutting, kind of a skin is broken to depart from seed benevolence, but owing to repeatedly grinding to frustrate, cause fines content large, separation difficulty between benevolence skin.
2, shock method: adopt centrifugal sheller, Semen Brassicae campestris is by the effect of centrifugal force, high-speed impact fixed dam, when impact force is suitable, plants skin and will be out of shape, form crack, when it leaves fixed dam, because kind of skin has different recoverable deformations from seed benevolence, impel scarification, seed benevolence is deviate from, and reaches decortication object.But often because impact force is larger, cause benevolence skin broken during decortication, grease oozes out, benevolence, skin and broken bits thereof adhere to mutually, are difficult to separation, so adopt, the peeling rate of this method Semen Brassicae campestris is the highest can only reach 60%-80%.
3, shearing method: adopt discaling roll decorticator, Semen Brassicae campestris is subject to shear action, kind skin is cut to be split, and reaches decortication object.This method fines content is low, but because seed size differs, easily occurs to leak seed phenomenon, and husking yield is not high.If the first stage treatment of seed is peeled again, though can improve decortication effect, stage treatment complex process has increased facility investment, has improved production cost.Therefore how solving not classification can accept Semen Brassicae campestris in different size to unify decortication separation be to be also worth the work furtherd investigate.
Summary of the invention
The object of the present invention is to provide a kind ofly without classification and can realize the Semen Brassicae campestris separated method of efficiently peeling, the present invention also provides the dedicated separation device that a kind of separating effect is high.
For achieving the above object, the present invention can take following technical proposals:
The decortication separation method of Semen Brassicae campestris of the present invention, it comprises the steps:
The first step, clears up Semen Brassicae campestris raw material, removes sandy soil and vegetation impurity, makes trash content≤2%;
Second step, carries out drying treatment by the Semen Brassicae campestris after removal of impurities, and drying temperature is 160 ℃, is dried the moisture content of rear Semen Brassicae campestris at 5-8%;
The 3rd step, is cooled to dried rapeseed oil after normal temperature, and metallic impurity are removed in magnetic separation;
The 4th step, sends into satisfactory Semen Brassicae campestris in husking machine for rapeseed and shears, grinds and frustrate, be squeezed into shell benevolence mixture;
The 5th step, sends into shell benevolence mixture on the separation sieve in dedicated separation device, and under the acting in conjunction of vibratory screening apparatus and blower fan, the cot that upper strata density is little is removed by blower fan, and the seed benevolence that lower floor's density is large is discharged and is collected from dedicated separation device front port.
The dedicated separation device using in the 5th step comprises frame and is inclined at the vibration screening device driving by motor and eccentric wheel in described frame, described vibration screening device is sieved by the benevolence that is fixed on frame front end by spring plate and the shell sieve linking of rear end forms, the top of described benevolence sieve is provided with benevolence shell opening for feed, leading section at described benevolence sieve is provided with peanut kernel outlet, the afterbody sieving from described benevolence is tiltedly installed with slide carriage to the middle part of shell sieve, the shell sieve leading section that is positioned at described slide carriage below is provided with seed outlet, and the afterbody of described shell sieve is provided with out faucal; At described benevolence sieve, place is provided with gas flow purging device.
The sieve aperture of described benevolence sieve and shell sieve is fish scale shape.
Described gas flow purging device is the blower that is arranged on the vacuum fan on benevolence sieve top or is arranged on benevolence sieve below.
The invention has the advantages that peeling rate is high, the separation rate of once peeling can reach 98%, peels effective simultaneously, and the ratio of natural distinguish half benevolence and whole benevolence can reach 75% left and right, and chip index is lower than 3%, and benevolence shell separation efficiency is high, without benevolence shell adhesion phenomenon, occurs.
Accompanying drawing explanation
Fig. 1 is the structural representation of dedicated separation device of the present invention.
Embodiment
The decortication separation method of Semen Brassicae campestris of the present invention, it comprises the steps:
The first step, clears up Semen Brassicae campestris raw material, removes sandy soil and vegetation impurity, makes trash content≤2%;
Second step, carries out drying treatment by the Semen Brassicae campestris after removal of impurities, and drying temperature is 160 ℃, is dried the moisture content of rear Semen Brassicae campestris at 5-8%;
The 3rd step, is cooled to dried rapeseed oil after normal temperature, and metallic impurity are removed in magnetic separation;
The 4th step, sends into satisfactory Semen Brassicae campestris in husking machine for rapeseed and shears, grinds and frustrate, be squeezed into shell benevolence mixture;
The 5th step, sends into shell benevolence mixture on the separation sieve in dedicated separation device, and under the acting in conjunction of vibratory screening apparatus and blower fan, the cot that upper strata density is little is removed by blower fan, and the seed benevolence that lower floor's density is large is discharged and is collected from dedicated separation device front port.
As shown in Figure 1, the dedicated separation device using in the 5th step comprises frame 1 and is inclined at the vibration screening device driving by motor and eccentric wheel in frame 1, for improving screening effect, vibration screening device is connected and forms by be fixed on the benevolence sieve 3 of frame 1 front end and the shell sieve 4 of rear end by spring plate 2, and the sieve aperture of benevolence sieve 3 and shell sieve 4 is fish scale shape; The top of benevolence sieve 3 is provided with benevolence shell opening for feed 5, leading section at benevolence sieve 3 is provided with peanut kernel outlet 6, middle part from from the afterbody of benevolence sieve 3 to shell sieve 4 is tiltedly installed with slide carriage 7, and the shell that is positioned at slide carriage 7 belows sieves 4 leading sections and is provided with seed outlet 8, and the afterbody of shell sieve 4 is provided with out faucal 9; In benevolence, sieve 3 places and be provided with gas flow purging device: gas flow purging device is to be arranged on benevolence sieve the vacuum fan 10 on 3 tops or be arranged on the blower that benevolence is sieved 3 belows.
Benevolence shell mixture in husking machine for rapeseed after fragmentation is from benevolence shell opening for feed 5 enters, drop down onto equably the middle part of benevolence sieve 3, drop on benevolence and sieve the airflow function blowing out from fish scale shape sieve aperture that the benevolence shell mixture on 3 compass screen surfaces is subject to being brought by vacuum fan 10 or blower below and be suspended state.Because proportion and the floating velocity of Semen Brassicae campestris and shell are all little than the benevolence after shelling, so seed and shell are just suspended in the upper strata of benevolence, add the vibration of screening plant, more increased the Natural classification between three, benevolence is deposited on compass screen surface.Like this, benevolence because the airflow function that is subject to blowing out below mass force, sieve aperture is suspended state, moves to extreme direction on it gradually on compass screen surface, finally from peanut kernel outlet 6, discharges and is collected; Shell and without broken seed under the effect of gravity own and mass force, along compass screen surface vergence direction, by slide carriage, slide to for 7 times on shell sieve 4, the same with the mode of operation of benevolence sieve 3, seed carries out separated with shell at this, without broken seed, by shell, sieving 4 upper end seed outlets 8 discharges, after collection, turn back in husking machine for rapeseed, shell sieves going out faucal 9 discharge machines of 4 afterbodys from shell.In like manner, finally from son, the shell outlet of compass screen surface lower end, discharge, and along slide carriage, enter the middle part of shell sieve.
Rate of hull in kernel after this dedicated separation device separation is no more than 2%; Rate of kernel in hull is below 0.5%.
The key points for operation of this dedicated separation device are:
(1) while normally producing, should make charging even, flow is suitable, consistent to guarantee bed of material thickness, and the bed thickness on compass screen surface is controlled at about 20mm for well.
(2) keep that compass screen surface is unimpeded not to be filled in.
(3) rationally regulate wind speed, make rate of hull in kernel and rate of kernel in hull reach specified requirement.

Claims (4)

1. a decortication separation method for Semen Brassicae campestris, is characterized in that: it comprises the steps:
The first step, clears up Semen Brassicae campestris raw material, removes sandy soil and vegetation impurity, makes trash content≤2%;
Second step, carries out drying treatment by the Semen Brassicae campestris after removal of impurities, and drying temperature is 160 ℃, is dried the moisture content of rear Semen Brassicae campestris at 5-8%;
The 3rd step, is cooled to dried rapeseed oil after normal temperature, and metallic impurity are removed in magnetic separation;
The 4th step, sends into satisfactory Semen Brassicae campestris in husking machine for rapeseed and shears, grinds and frustrate, be squeezed into shell benevolence mixture;
The 5th step, sends into shell benevolence mixture on the separation sieve in dedicated separation device, and under the acting in conjunction of vibratory screening apparatus and blower fan, the cot that upper strata density is little is removed by blower fan, and the seed benevolence that lower floor's density is large is discharged and is collected from dedicated separation device front port.
2. the decortication separation method of Semen Brassicae campestris according to claim 1, it is characterized in that: the dedicated separation device using in described the 5th step comprises frame (1) and is inclined at the upper vibration screening device driving by motor and eccentric wheel of described frame (1), shell sieve (4) linking that described vibration screening device sieves (3) and rear end by the benevolence that is fixed on frame (1) front end by spring plate (2) forms, the top of described benevolence sieve (3) is provided with benevolence shell opening for feed (5), leading section at described benevolence sieve (3) is provided with peanut kernel outlet (6), middle part from from the afterbody of described benevolence sieve (3) to shell sieve (4) is tiltedly installed with slide carriage (7), shell sieve (4) leading section that is positioned at described slide carriage (7) below is provided with seed outlet (8), the afterbody of described shell sieve (4) is provided with out faucal (9), at described benevolence sieve (3), locate to be provided with gas flow purging device.
3. the decortication separation method of Semen Brassicae campestris according to claim 2, is characterized in that: the sieve aperture of described benevolence sieve (3) and shell sieve (4) is fish scale shape.
4. the decortication separation method of Semen Brassicae campestris according to claim 2, is characterized in that: described gas flow purging device is for being arranged on the vacuum fan (10) on benevolence sieve (3) top or being arranged on the blower that benevolence is sieved (3) below.
CN201310546519.5A 2013-11-07 2013-11-07 Hulling separation method for rapeseeds and special separation device Pending CN103555414A (en)

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104473300A (en) * 2014-11-21 2015-04-01 中国热带农业科学院农产品加工研究所 Cashew shell breaking method
CN105210576A (en) * 2014-06-27 2016-01-06 安徽龙溪外贸麻油制造有限公司 A kind of sesame thresher
CN105794421A (en) * 2016-06-07 2016-07-27 刘运华 Agricultural efficient rapeseed stripping device
CN106350205A (en) * 2016-08-31 2017-01-25 四川恒康植物油脂有限公司 Rapeseed dehulling separation process
CN109468167A (en) * 2018-11-20 2019-03-15 刘金花 Maple seed oil extract equipment, extraction process, the maple seed oil of extraction and the health care product using its preparation
CN109848039A (en) * 2018-11-20 2019-06-07 刘金花 Process equipment, technique, the acer truncatum seed shell of processing and the health pillow using its production of acer truncatum seed shell
CN110261306A (en) * 2019-05-21 2019-09-20 无锡市产品质量监督检验院 A kind of increasing material manufacturing is mingled with object detecting method with metal powder
CN111167710A (en) * 2019-12-30 2020-05-19 迈安德集团有限公司 Kernel and shell separator
CN112226272A (en) * 2020-10-10 2021-01-15 洞口县亿丰农林牧科技有限公司 Tea seed enzymatic dehulling technology

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1421517A (en) * 2002-09-19 2003-06-04 武汉工业学院 Rape seed decorticating and cold squeezing process of producing natural oil
CN2674874Y (en) * 2003-08-29 2005-02-02 曹德源 Double type sunflower seed sheller
CN2766573Y (en) * 2005-01-28 2006-03-29 吕彦华 Sunflower seeds separation device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1421517A (en) * 2002-09-19 2003-06-04 武汉工业学院 Rape seed decorticating and cold squeezing process of producing natural oil
CN2674874Y (en) * 2003-08-29 2005-02-02 曹德源 Double type sunflower seed sheller
CN2766573Y (en) * 2005-01-28 2006-03-29 吕彦华 Sunflower seeds separation device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
刘大川: "油菜籽脱皮、低温压榨、膨化浸出制油新工艺", 《中国油脂》, vol. 30, no. 2, 31 December 2005 (2005-12-31) *

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105210576A (en) * 2014-06-27 2016-01-06 安徽龙溪外贸麻油制造有限公司 A kind of sesame thresher
CN104473300A (en) * 2014-11-21 2015-04-01 中国热带农业科学院农产品加工研究所 Cashew shell breaking method
CN105794421A (en) * 2016-06-07 2016-07-27 刘运华 Agricultural efficient rapeseed stripping device
CN106350205A (en) * 2016-08-31 2017-01-25 四川恒康植物油脂有限公司 Rapeseed dehulling separation process
CN109468167A (en) * 2018-11-20 2019-03-15 刘金花 Maple seed oil extract equipment, extraction process, the maple seed oil of extraction and the health care product using its preparation
CN109848039A (en) * 2018-11-20 2019-06-07 刘金花 Process equipment, technique, the acer truncatum seed shell of processing and the health pillow using its production of acer truncatum seed shell
CN110261306A (en) * 2019-05-21 2019-09-20 无锡市产品质量监督检验院 A kind of increasing material manufacturing is mingled with object detecting method with metal powder
CN111167710A (en) * 2019-12-30 2020-05-19 迈安德集团有限公司 Kernel and shell separator
CN112226272A (en) * 2020-10-10 2021-01-15 洞口县亿丰农林牧科技有限公司 Tea seed enzymatic dehulling technology

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Application publication date: 20140205