阅读说明：本技术 一种红花油加工工艺 (Safflower oil processing technology ) 是由 韩万里 米克进 吴建芬 戴丽君 黄小兰 王永会 马建军 贾淑会 于 2021-08-03 设计创作，主要内容包括：本发明公开了一种红花油加工工艺,涉及红花油加工领域,本发明包括以下步骤：步骤一：挑选色泽正常、无霉变并且饱满的红花籽；步骤二：通过震动分选设备去除红花籽中金属、石头、杂草及粉尘等杂质,震动分选设备震动频率控制在30-35赫兹；步骤三：采用剥壳机将红花籽进行剥壳,进行仁壳分离,红花籽仁中的含壳率≤15％,将红花籽仁置于烘烤炉中,以40-50℃的温度进行低温烘烤,直至红花籽仁含水量3-3.5％,本发明将红花仁置于烘烤炉中,以40-50℃的温度进行低温烘烤,既能保证油红花籽的出油率,除去油红花籽臭味、怪味,免去精炼中的脱臭工序,又保持了油红花籽的天然活性和营养成份,得到的红花籽油色泽浅黄透亮,无苦味、怪味,香味纯正,口感好。(The invention discloses a safflower oil processing technology, which relates to the safflower oil processing field and comprises the following steps: the method comprises the following steps: selecting safflower seeds which are normal in color, free from mildew and full; step two: removing impurities such as metal, stone, weeds and dust in safflower seeds by using a vibration sorting device, wherein the vibration frequency of the vibration sorting device is controlled to be 30-35 Hz; step three: the safflower seeds are shelled by a shelling machine and are separated from kernels, the shell content of the safflower seeds is less than or equal to 15%, the safflower seeds are placed in a baking oven and are baked at a low temperature of 40-50 ℃ until the water content of the safflower seeds is 3-3.5%, the safflower seeds are placed in the baking oven and are baked at a low temperature of 40-50 ℃, the oil yield of the safflower seeds can be ensured, the odor and strange taste of the safflower seeds are removed, the deodorization procedure in refining is omitted, the natural activity and nutritional ingredients of the safflower seeds are maintained, and the obtained safflower seed oil is yellow and transparent in color and luster, has no bitter taste and strange taste, pure fragrance and good taste.)

1. A safflower oil processing technology is characterized by comprising the following steps:

the method comprises the following steps: selecting safflower seeds which are normal in color, free from mildew and full;

step two: removing impurities such as metal, stone, weeds and dust in safflower seeds by using a vibration sorting device, wherein the vibration frequency of the vibration sorting device is controlled to be 30-35 Hz;

step three: husking safflower seeds by adopting a husking machine, separating kernel and husk, placing the safflower seeds in a baking furnace, and baking at a low temperature of 40-50 ℃ until the water content of the safflower seeds is 3-3.5%, wherein the husk content in the safflower seeds is less than or equal to 15%;

step four: before the safflower seed kernels are crushed, firstly confirming that the material quality and installation of a screen meet requirements, starting a crusher, an air seal machine and an induced draft fan to run idle, confirming that equipment runs normally, feeding materials for crushing test, and after confirming that the crushing particle size meets the requirements, feeding the safflower seed kernels for crushing to ensure that the particle size of the materials is 3.01 mm;

step five: spraying a certain amount of salt water into the materials to be tempered after the fourth step is finished, so that the water content of the materials is less than or equal to 5 percent;

step six: wrapping the material with filter cloth, and squeezing in hydraulic oil press at 32.30Mpa for 40-50min to obtain safflower seed crude oil.

Step seven: and filtering the safflower seed crude oil in the sixth step by using a filter to obtain the finished safflower oil.

2. The process of claim 1, wherein the safflower oil is prepared by the steps of: in the fifth step, the ratio of the saline water to the safflower seed crude oil is 1-1.5: 100.

3. the process of claim 1, wherein the safflower oil is prepared by the steps of: and the squeezing temperature of the hydraulic oil press in the sixth step is less than or equal to 60 ℃.

4. The process of claim 1, wherein the safflower oil is prepared by the steps of: in the fifth step, the quenching and tempering pressure is 0.07-0.1Mpa, and the quenching and tempering time is 20-25 min.

5. The process of claim 1, wherein the safflower oil is prepared by the steps of: and in the sixth step, the repeated squeezing times are 3.

Technical Field

The invention relates to the field of safflower oil processing, in particular to a safflower oil processing technology.

Background

Safflower is also called grass safflower, chrysanthemum safflower, Huai safflower, Sichuan safflower and Du safflower, is a herb plant of the compositae family, the linoleic acid content in safflower seed oil is up to 78% -85%, linoleic acid is the only fatty acid which is necessary for human bodies and cannot be synthesized in vivo by self, and the linoleic acid is necessary to be supplied by diet, can reduce the cholesterol level, reduces the chance of cholesterol precipitation on atherosclerotic plaques, thereby effectively preventing hyperlipidemia, arteriosclerosis and coronary heart disease. Has high medicinal value.

The cellulose content of the existing safflower seed materials is up to 33 percent, the shell hardness is higher, the content of high crude fiber of seed coats is overhigh in the oil squeezing process, so that the friction factor is overhigh, the conveying of squeezed materials in a squeezing barrel is not facilitated, the accidents such as the bursting of the squeezing barrel is easily caused, meanwhile, the shell fiber is easy to absorb oil, and further the oil yield of safflower oil is influenced.

Disclosure of Invention

The invention aims to: the safflower oil processing technology is provided to solve the problems of burst in chamber, low oil yield, and high temperature nutrition component in oil and protein changeability in cake, which greatly reduces the feeding value of cake meal.

In order to achieve the purpose, the invention provides the following technical scheme: a safflower oil processing technology is characterized by comprising the following steps:

the method comprises the following steps: selecting safflower seeds which are normal in color, free from mildew and full;

step two: removing impurities such as metal, stone, weeds and dust in safflower seeds by using a vibration sorting device, wherein the vibration frequency of the vibration sorting device is controlled to be 30-35 Hz;

step three: husking safflower seeds by adopting a husking machine, separating kernel and husk, placing the safflower seeds in a baking furnace, and baking at a low temperature of 40-50 ℃ until the water content of the safflower seeds is 3-3.5%, wherein the husk content in the safflower seeds is less than or equal to 15%;

step four: before the safflower seed kernels are crushed, firstly confirming that the material quality and installation of a screen meet requirements, starting a crusher, an air seal machine and an induced draft fan to run idle, confirming that equipment runs normally, feeding materials for crushing test, and after confirming that the crushing particle size meets the requirements, feeding the safflower seed kernels for crushing to ensure that the particle size of the materials is 3.01 mm;

step five: spraying a certain amount of salt water into the materials to be tempered after the fourth step is finished, so that the water content of the materials is less than or equal to 5 percent;

step six: wrapping the material with filter cloth, and squeezing in hydraulic oil press for 40-50min at 32.30Mpa to obtain safflower seed crude oil;

step seven: and filtering the safflower seed crude oil in the sixth step by using a filter to obtain the finished safflower oil.

Preferably, the ratio of the salt water to the safflower seed crude oil in the step eight is 1-1.5: 100.

preferably, the pressing temperature of the hydraulic oil press in the sixth step is less than or equal to 60 ℃.

Preferably, in the fifth step, the quenching and tempering pressure is 0.07-0.1MPa, and the quenching and tempering time is 20-25 min.

Preferably, the number of repeated pressing in the sixth step is 3.

Compared with the prior art, the invention has the beneficial effects that: the invention carries out incomplete shelling treatment on safflower seeds, in the shelling process, 85 percent of shells are shelled, the shells are kept within 15 percent in kernels, the loosening effect is achieved, the fluffing pore effect is avoided under the premise of controlling the friction force during squeezing, the oil circuit is not easy to block, the oil can permeate downwards more smoothly, the shelling quantity reaches more than 85 percent, the problem that the oil yield is influenced by excessive shell fiber and oil absorption can be effectively avoided, after the safflower seeds are crushed, the cell walls of the safflower seeds are greatly destroyed, the intermolecular affinity is weakened, the physical properties of materials, such as friction factor, permeability and the like, are greatly changed, the powdery safflower seeds are wetted by food-grade saline water, the bonding force between different molecules in the cell walls, particularly the affinity between lipid and protein is weakened, the tissue structure of the powdery safflower seed surface membrane is changed, and then the low-temperature squeezing is carried out by a hydraulic oil press, well keeps the original components not to be damaged, wets the powdered safflower seeds by food-grade salt water, leads the cells to generate swelling by water penetration, the seed kernels are easy to be bonded into a mass, can be formed by slight pressure, leads the pseudoplastic deformation to be advanced, is beneficial to the establishment of the pressure of an oil press chamber as soon as possible, avoids the burst of the chamber, reduces the mutual friction between the interior of the seed kernels and the seed kernels due to the crushing and the damage of the cell walls in advance, avoids the rapid temperature rise caused by the accumulation of friction heat during pressing, is beneficial to reducing the loss of oil and nutrient components of cake meal during processing and improving the protein content in the cake meal because the cell walls are crushed and damaged in advance by f under the wetting action of water, and the safflower kernels are placed in a baking oven to be baked at low temperature of 40-50 ℃, thereby not only ensuring the oil yield of the safflower seeds, removing the safflower seeds and odor and off odor, avoiding the working procedures in refining, the method adopts a brand-new hydraulic cold pressing process, the pressing temperature is less than or equal to 60 ℃, a plurality of natural ingredients, active substances and unique flavor in the oil cannot be damaged, the oil can be well preserved, and the nutritional value is high.

Detailed Description

The first embodiment is as follows:

a safflower oil processing technology is characterized by comprising the following steps:

the method comprises the following steps: selecting safflower seeds which are normal in color, free from mildew and full;

step two: removing impurities such as metal, stones, weeds and dust in the safflower seeds by using vibration sorting equipment, wherein the vibration frequency of the vibration sorting equipment is controlled at 35 Hz;

step three: husking safflower seeds by adopting a husking machine, separating kernel and husk, putting the safflower seeds in a baking furnace, and baking at a low temperature of 40 ℃ until the water content of the safflower seeds is 3.5%, wherein the husk content of the safflower seeds is less than or equal to 15%;

step four: before the safflower seed kernels are crushed, firstly confirming that the material quality and installation of a screen meet requirements, starting a crusher, an air seal machine and an induced draft fan to run idle, confirming that equipment runs normally, feeding materials for crushing test, and after confirming that the crushing particle size meets the requirements, feeding the safflower seed kernels for crushing to ensure that the particle size of the materials is 3.01 mm;

step five: spraying a certain amount of salt water into the materials to be tempered after the fourth step is finished, so that the water content of the materials is less than or equal to 5 percent;

step six: wrapping the material after the conditioning with filter cloth, and squeezing in a hydraulic oil press for 40min under 32.30Mpa to obtain safflower seed crude oil;

step seven: and filtering the safflower seed crude oil in the sixth step by using a filter to obtain the finished safflower oil.

In the invention, in the step eight, the ratio of the saline water to the safflower seed crude oil is 1: 100.

in the invention, the squeezing temperature of the hydraulic oil press in the sixth step is less than or equal to 60 ℃.

In the invention, in the fifth step, the quenching and tempering pressure is 0.07Mpa, and the quenching and tempering time is 25 min.

In the invention, the number of repeated squeezing in the sixth step is 3.

Example two:

a safflower oil processing technology is characterized by comprising the following steps:

the method comprises the following steps: selecting safflower seeds which are normal in color, free from mildew and full;

step two: removing impurities such as metal, stones, weeds and dust in the safflower seeds by using a vibration sorting device, wherein the vibration frequency of the vibration sorting device is controlled at 33 Hz;

step three: husking safflower seeds by adopting a husking machine, separating kernel and husk, putting the safflower seeds in a baking furnace, and baking at a low temperature of 43 ℃ until the water content of the safflower seeds is 3.3%, wherein the husk content in the safflower seeds is less than or equal to 15%;

step four: before the safflower seed kernels are crushed, firstly confirming that the material quality and installation of a screen meet requirements, starting a crusher, an air seal machine and an induced draft fan to run idle, confirming that equipment runs normally, feeding materials for crushing test, and after confirming that the crushing particle size meets the requirements, feeding the safflower seed kernels for crushing to ensure that the particle size of the materials is 3.01 mm;

step five: spraying a certain amount of salt water into the materials to be tempered after the fourth step is finished, so that the water content of the materials is less than or equal to 5 percent;

step six: wrapping the material after the conditioning with filter cloth, and squeezing in a hydraulic oil press for 45min under 32.30Mpa to obtain safflower seed crude oil;

step seven: and filtering the safflower seed crude oil in the sixth step by using a filter to obtain the finished safflower oil.

In the invention, in the step eight, the ratio of the saline water to the safflower seed crude oil is 1.3: 100.

in the invention, the squeezing temperature of the hydraulic oil press in the sixth step is less than or equal to 60 ℃.

In the fifth step, the tempering pressure is 0.085MPa, and the tempering time is 23 min.

In the invention, the number of repeated squeezing in the sixth step is 3.

Example three:

a safflower oil processing technology is characterized by comprising the following steps:

the method comprises the following steps: selecting safflower seeds which are normal in color, free from mildew and full;

step two: removing impurities such as metal, stones, weeds and dust in the safflower seeds by using vibration sorting equipment, wherein the vibration frequency of the vibration sorting equipment is controlled at 30 Hz;

step three: husking safflower seeds by adopting a husking machine, separating kernel and husk, putting the safflower seeds in a baking furnace, and baking at a low temperature of 50 ℃ until the water content of the safflower seeds is 3 percent, wherein the husk content in the safflower seeds is less than or equal to 15 percent;

step four: before the safflower seed kernels are crushed, firstly confirming that the material quality and installation of a screen meet requirements, starting a crusher, an air seal machine and an induced draft fan to run idle, confirming that equipment runs normally, feeding materials for crushing test, and after confirming that the crushing particle size meets the requirements, feeding the safflower seed kernels for crushing to ensure that the particle size of the materials is 3.01 mm;

step five: spraying a certain amount of salt water into the materials to be tempered after the fourth step is finished, so that the water content of the materials is less than or equal to 5 percent;

step six: wrapping the material after the conditioning with filter cloth, and squeezing in a hydraulic oil press for 50min under 32.30Mpa to obtain safflower seed crude oil;

step seven: and filtering the safflower seed crude oil in the sixth step by using a filter to obtain the finished safflower oil.

In the invention, in the step eight, the ratio of the saline water to the safflower seed crude oil is 1.5: 100.

in the invention, the squeezing temperature of the hydraulic oil press in the sixth step is less than or equal to 60 ℃.

In the invention, in the fifth step, the quenching and tempering pressure is 0.1MPa, and the quenching and tempering time is 20 min.

In the invention, the number of repeated squeezing in the sixth step is 3.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.