CN115725362A - Low-cost camellia seed oil large-scale high-yield cold pressing processing technology - Google Patents
Low-cost camellia seed oil large-scale high-yield cold pressing processing technology Download PDFInfo
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- CN115725362A CN115725362A CN202211571391.3A CN202211571391A CN115725362A CN 115725362 A CN115725362 A CN 115725362A CN 202211571391 A CN202211571391 A CN 202211571391A CN 115725362 A CN115725362 A CN 115725362A
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- 240000001548 Camellia japonica Species 0.000 title claims abstract description 69
- 235000018597 common camellia Nutrition 0.000 title claims abstract description 69
- 238000003825 pressing Methods 0.000 title claims abstract description 39
- 238000005516 engineering process Methods 0.000 title claims abstract description 21
- 235000015112 vegetable and seed oil Nutrition 0.000 title claims abstract description 14
- 235000019198 oils Nutrition 0.000 claims abstract description 54
- 239000000463 material Substances 0.000 claims abstract description 44
- 241001122767 Theaceae Species 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims abstract description 7
- 239000003921 oil Substances 0.000 claims description 51
- 238000007599 discharging Methods 0.000 claims description 43
- 238000010438 heat treatment Methods 0.000 claims description 31
- 238000003860 storage Methods 0.000 claims description 12
- 239000000523 sample Substances 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010495 camellia oil Substances 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 230000003750 conditioning effect Effects 0.000 claims description 5
- 238000005496 tempering Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010977 unit operation Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 201000009240 nasopharyngitis Diseases 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
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Abstract
The invention discloses a low-cost camellia seed oil large-scale high-yield cold pressing processing technology, which comprises the steps of feeding camellia seeds into tempering equipment; the camellia seeds after the moisture is adjusted are sent into a huller to be hulled completely; loading the shelled oil-tea camellia kernels into a squeezing barrel of an oil-tea camellia seed cold squeezer according to a certain thickness; the tea seeds are sent into an ultrahigh-pressure oil press for automatic pressing through a guide rail conveyor; starting the oil press to heat by infrared rays; when the oil press reaches the set pressure, the pressure is automatically maintained for a certain time, and the squeezing head is automatically lifted; the squeezing head is separated from the squeezing barrel, and the squeezing barrel unloads materials; and the discharged squeezing barrel is sent into a charging port of an automatic charging machine for charging, and the next cycle is carried out. The automatic material loading, the automatic squeezing and the automatic material unloading are adopted, so that the problem that the hydraulic cold squeezing cannot be applied to large-scale processing is solved, and the problem that the hydraulic cold squeezing cannot realize continuous squeezing is solved; the ultra-high pressure cold press and the infrared ray adopted in the processing process are adopted to adjust the excessively low material temperature, so that the hydraulic cold press yield is improved.
Description
Technical Field
The invention relates to the field of oil-tea camellia seed oil cold pressing, in particular to a low-cost oil-tea camellia seed oil large-scale high-yield cold pressing processing technology, and specifically relates to a method for realizing continuous automatic production from raw material pretreatment to cold pressing by adopting an automatic identification and automatic control technology and using an ultrahigh pressure oil press special for oil-tea camellia seeds to carry out cold pressing, so that the capacity, yield and efficiency of cold pressing are improved.
Background
At present, the low-cost oil tea seed oil large-scale high-yield cold pressing processing technology is still blank in the industry. The main reason is that the squeezing process can not be realized continuously, so that the squeezing scale is low and the squeezing machine can only be used in a small oil mill; because the existing common cold-pressing machine has low pressure, the yield can be improved only by steaming, so that the unit operation can be carried out only, the time consumption is longer, the labor consumption is higher, and the product quality is poorer; because only unit operation can be carried out, the capacity is low, the efficiency is low, and large-scale production and popularization cannot be realized. The invention mainly aims to solve the problem that the cold pressing can only be carried out by unit operation by adopting an automatic identification and automatic control technology and utilizing a special cold pressing machine for ultrahigh-pressure camellia seeds, realize the continuity and automation of the cold pressing, improve the product quality and yield, reduce the production cost and improve the processing efficiency.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides the low-cost camellia seed oil large-scale high-yield cold pressing processing technology, so that the capacity, yield and efficiency of the cold pressing technology are greatly improved, and large-scale continuous cold pressing is realized in the industry, thereby providing a reference for upgrading the camellia processing industry and improving the product quality.
The object of the present invention is achieved by the following technical means. A low-cost camellia seed oil large-scale high-yield cold pressing processing technology comprises the following steps:
(1) Sending the camellia seeds into a conditioning device through a conveyor A, and continuously adjusting the moisture to ensure that the moisture of the camellia seeds is 6-8%;
(2) The camellia seeds after the moisture is adjusted are sent into a huller through a conveyor B to be hulled completely, and the hull content of camellia kernels is required to be not more than 5%; continuously feeding the shelled oil-tea camellia kernels into a storage box through a conveyor C;
(3) Loading the shelled oil-tea camellia kernels into a squeezing barrel of an oil-tea camellia seed cold squeezer according to a certain thickness by using an automatic charging machine until the squeezing barrel is filled;
(4) Starting a guide rail conveyor, and conveying the squeezing barrel filled with the materials into an oil tea seed ultrahigh-pressure oil press for automatic squeezing; setting pressure of 78MPa for the oil press, squeezing for 0.4-0.6s at automatic squeezing interval of 5-8s, and total squeezing time of 90-120min, wherein maintaining pressure for 20-40min;
(5) After the oil cylinder of the oil press reaches a certain pressure, the infrared heating is automatically started;
(6) When the oil press reaches the set pressure, the pressure is automatically maintained for a certain time, the oil press automatically releases the pressure, the infrared heating is automatically stopped, and the pressing head is automatically lifted;
(7) Once the squeezing head is separated from the squeezing barrel, the squeezing barrel outputs a discharging signal through a discharging probe, the discharging signal is automatically conveyed to a discharging opening through a guide rail conveyor, and a discharging opening probe sends an automatic control discharging signal and transmits the automatic control discharging signal to an automatic hydraulic discharger for automatic discharging;
(8) And the discharged squeezing barrel is sent into a charging port of an automatic charging machine for charging, and the next cycle is started.
Furthermore, in the step (2), the shelled oil-tea camellia kernels are continuously conveyed into a storage box through a conveyor C, and once the oil-tea camellia kernels reach a high material level, the high material level gives an alarm and automatically stops feeding; once the low material level of tea-oil camellia benevolence is reported to the police, the automatic feeding that begins.
Furthermore, in the step (3), the material layers in the barrel of the camellia seed cold press are separated by a steel plate, and the thickness of each material layer is 3-4cm.
Furthermore, in the step (4), the pressing barrel filled with the materials is sent to the camellia seed ultrahigh pressure oil press for automatic pressing through the guide rail conveyor and the sensor for automatic identification and feeding detection, and the number of the oil presses is more than two.
Furthermore, in the step (5), the pressure of the automatically started infrared ray is set to be 20-25MPa, and the heating is automatically stopped when the pressure is lower than a set value; the heating temperature is set to 40-50 deg.C, the automatic heating is started below 40 deg.C, and the automatic heating is stopped above 50 deg.C.
The principle of the invention is as follows: the automatic identification and control technology is adopted to realize continuous conditioning, continuous shelling, continuous charging and continuous discharging of the camellia seeds; meanwhile, continuous automatic control heating and automatic control cold pressing are realized. The raw materials after treatment are more stable in quality by adopting continuous feeding and continuous adjustment of moisture; by adopting the automatic charging device, the thickness of the material of each layer is basically constant, and the stable execution of the cold pressing process is facilitated; by adopting the automatic feeding and squeezing technology and the automatic discharging technology after squeezing, continuous cold squeezing can be realized, so that the cold squeezing efficiency and the productivity are greatly improved, and the industrial problem is solved; the ultrahigh pressure automatic cold pressing technology and the infrared automatic heating technology are adopted, so that the pressing yield and the product quality are ensured, and the processing cost is effectively reduced.
The beneficial effects of the invention are as follows: after the automatic material feeding, automatic squeezing and automatic discharging are adopted, so that the problem that hydraulic cold squeezing cannot be applied to large-scale processing is solved, and the problem that continuous squeezing cannot be realized by hydraulic cold squeezing is solved; the ultrahigh pressure cold press and the infrared ray adopted in the processing process are adopted to adjust the excessively low material temperature, so that the yield of hydraulic cold press is improved; the production cost is obviously reduced, the processing yield is greatly improved, and the product quality is also ensured.
Drawings
FIG. 1 is a flow chart of a large-scale high-yield cold pressing process of low-cost camellia seed oil.
Detailed Description
The invention will be described in detail below with reference to the following figures and examples:
the invention provides a low-cost camellia seed oil large-scale high-yield cold pressing processing technology, as shown in figure 1, 6 ultrahigh-pressure hydraulic oil presses are adopted, wherein conveyors A, B and C, a tempering pot and a cold pressing machine,The height of the huller and the material storage box is controlled in an alarm linkage manner;
is a butterfly valve and is characterized in that,
is a motor of a rotating shaft conveyor. When the automatic charging barrel meets the set metering requirement, the butterfly valve on the automatic charging barrel is automatically closed; when a certain time is left, the lower butterfly valve is automatically opened to feed materials, the upper butterfly valve is automatically closed after the materials are loaded, the upper butterfly valve is opened to feed materials, and the steps are repeated in a circulating manner; the device may also be manually operated. The device can be used for manually adding the steel plates (the partition plates) and can also be added with an automatic partition plate adding device.
1. Continuous squeezing of camellia seeds:
sending the camellia seeds into a tempering device (tempering pot) through a conveyor A, and continuously adjusting the moisture to make the moisture of the camellia seeds be 6-8%; the camellia seeds after the moisture is adjusted are sent into a huller through a conveyor B to be hulled completely, and the hull content of camellia kernels is required to be not more than 5%; after shelling, the oil tea kernels are continuously conveyed into a storage box through a conveyor C, and once the oil tea kernels reach a high material level, the high material level gives an alarm and automatically stops feeding; once the low material level of tea-oil camellia benevolence is reported to the police, the automatic feeding that begins. Loading the shelled oil-tea camellia kernels into a squeezing barrel of an oil-tea camellia seed cold-pressing machine by adopting an automatic charging machine according to a certain thickness, separating material layers by using steel plates, wherein the thickness of each material layer is 3-4cm until the squeezing barrel is filled; starting a guide rail conveyor, and feeding the full-filled squeezing barrels into camellia seed ultrahigh-pressure oil presses for automatic squeezing through automatic control elements such as the guide rail conveyor and a sensor and automatically identifying a feeding detector, wherein the number of the oil presses is more than two; setting pressure of 78MPa for the oil press, squeezing for 0.4-0.6s at automatic squeezing interval of 5-8s, and total squeezing time of 90-120min, wherein pressure is maintained for 20-40min.
2. Continuously unloading the oil tea cakes:
after the oil cylinder of the oil press reaches a certain pressure, automatically starting infrared heating, wherein the pressure of the automatically started infrared heating can be set to be 20-25MPa, and the heating is automatically stopped when the pressure is lower than a set value; setting the heating temperature at 40-50 deg.C, starting automatic heating at a temperature below 40 deg.C, and stopping automatic heating at a temperature above 50 deg.C; when the oil press reaches the set pressure, the pressure is automatically maintained for a certain time, the oil press automatically releases the pressure, the infrared heating is automatically stopped, and the pressing head is automatically lifted; once the squeezing head is separated from the squeezing barrel, the squeezing barrel outputs a discharging signal through a discharging probe, the discharging signal is automatically conveyed to a discharging opening through a guide rail conveyor, and a discharging opening probe sends an automatic control discharging signal and transmits the automatic control discharging signal to an automatic hydraulic discharger for automatic discharging; and the discharged squeezing barrel is sent into a charging port of an automatic charging machine for charging, and the next cycle is started.
Example 1: sending the camellia seeds into a conditioning device through a conveyor A, and continuously adjusting the moisture to ensure that the moisture of the camellia seeds is 6.2%; the camellia seeds after the moisture is adjusted are sent into a huller through a conveyor B to be hulled completely, and the hull content of camellia kernels is 3.5%; after the shelled oil tea kernels are continuously conveyed into a storage box for a certain time through a conveyor C, the oil tea kernels reach a high material level, and the high material level alarming feeding is automatically stopped; loading the shelled oil-tea camellia kernels into a squeezing barrel of an oil-tea camellia seed cold press according to a certain thickness by using an automatic charging machine, wherein material layers are separated by using a steel plate, and the thickness of each material layer is 3cm until the barrel is filled; starting a guide rail conveyor, automatically identifying a feeding detector and the like through automatic control elements such as the guide rail conveyor and a sensor and feeding the pressing barrels filled with the materials into the camellia seed ultrahigh-pressure oil press for automatic pressing, wherein the number of the oil presses is 4; after feeding many times, the low material level of storage case meeting is reported to the police, in case when the low material level of tea-oil camellia benevolence storage case was reported to the police, the conveyer is opened to the automatic start feeding, adjusts moisture, the shelling. Setting the pressure of an oil press at 78MPa, automatically squeezing for 0.4s at the interval of 5s, and keeping the total squeezing time at 95min, wherein the pressure is kept for 35min. When the oil cylinder of the oil press reaches 20MPa, the infrared heating is automatically started, and the infrared pressure is automatically started and set to be 20MPa; setting the heating temperature at 40 ℃, starting automatic heating at a temperature lower than 38 ℃, and stopping automatic heating at a temperature higher than 42 ℃; when the oil press reaches the set pressure and reaches the automatic pressure maintaining time, the oil press automatically releases pressure, the infrared heating automatically stops, and the squeezing head automatically rises; once the squeezing head is separated from the squeezing barrel, the squeezing barrel outputs a discharging signal through a discharging probe, the discharging signal is automatically conveyed to a discharging opening through a guide rail conveyor, and a discharging opening probe sends an automatic control discharging signal and transmits the automatic control discharging signal to an automatic hydraulic discharger for automatic discharging; and the discharged squeezing barrel is conveyed into a charging port of an automatic charging machine for charging, and next cycle squeezing is started.
Example 2:
sending the camellia seeds into a conditioning device through a conveyor A, and continuously adjusting the moisture to ensure that the moisture of the camellia seeds is 7.3%; the camellia seeds after the moisture is adjusted are sent into a huller through a conveyor B to be hulled completely, and the hull content of camellia kernels is 4.2%; after the shelled oil tea kernels are continuously conveyed into a storage box for a certain time through a conveyor C, the oil tea kernels reach a high material level, and the high material level alarming feeding is automatically stopped; loading the shelled oil-tea camellia kernels into a squeezing barrel of an oil-tea camellia seed cold-pressing machine by adopting an automatic charging machine according to a certain thickness, separating material layers by using steel plates, wherein the thickness of each material layer is 3.5cm until the squeezing barrel is filled; starting a guide rail conveyor, automatically identifying a feeding detector and the like through automatic control elements such as the guide rail conveyor and a sensor and feeding the full-filled squeezing barrels into the camellia seed ultrahigh-pressure oil press for automatic squeezing, wherein the number of the oil presses is 6; after the repeated feeding, the material storage box can lower the material level and report to the police, in case the low material level of tea-oil camellia benevolence storage box reports to the police, the automatic feeding that begins opens the conveyer, adjusts moisture, the shelling. Setting pressure of 78MPa for the oil press, squeezing for 0.6s at automatic squeezing interval time of 8s, and total squeezing time of 100min, wherein pressure is maintained for 30min. When the oil cylinder of the oil press reaches 21MPa, the infrared heating is automatically started, and the infrared pressure is automatically started and set to be 21MPa; setting the heating temperature at 45 ℃, starting automatic heating at a temperature lower than 43 ℃, and stopping automatic heating at a temperature higher than 47 ℃; when the oil press reaches the set pressure and reaches the automatic pressure maintaining time, the oil press automatically releases pressure, the infrared heating automatically stops, and the squeezing head automatically rises; once the squeezing head is separated from the squeezing barrel, the squeezing barrel outputs a discharging signal through a discharging probe, the discharging signal is automatically conveyed to a discharging opening through a guide rail conveyor, and a discharging opening probe sends an automatic control discharging signal and transmits the automatic control discharging signal to an automatic hydraulic discharger for automatic discharging; and the discharged squeezing barrel is conveyed into a charging port of an automatic charging machine for charging, and next cycle squeezing is started.
It should be understood that equivalent substitutions and changes to the technical solution and the inventive concept of the present invention should be made by those skilled in the art to the protection scope of the appended claims.
Claims (5)
1. A low-cost camellia seed oil large-scale high-yield cold pressing processing technology is characterized in that: the method comprises the following steps:
(1) Sending the camellia seeds into a conditioning device through a conveyor A, and continuously adjusting the moisture to ensure that the moisture of the camellia seeds is 6-8%;
(2) The camellia seeds after the moisture is adjusted are sent into a huller through a conveyor B to be hulled completely, and the hull content of camellia kernels is required to be not more than 5%; continuously feeding the shelled oil-tea camellia kernels into a storage box through a conveyor C;
(3) Loading the shelled oil tea kernels into a squeezing barrel of an oil tea seed cold squeezer according to a certain thickness by using an automatic charging machine until the squeezing barrel is filled;
(4) Starting a guide rail conveyor, and conveying the squeezing barrel filled with the materials into an oil tea seed ultrahigh-pressure oil press for automatic squeezing; setting pressure of 78MPa for the oil press, squeezing for 0.4-0.6s at automatic squeezing interval of 5-8s, and total squeezing time of 90-120min, wherein maintaining pressure for 20-40min;
(5) After the oil cylinder of the oil press reaches a certain pressure, the infrared heating is automatically started;
(6) When the oil press reaches the set pressure, the pressure is automatically maintained for a certain time, the oil press automatically releases the pressure, the infrared heating is automatically stopped, and the pressing head is automatically lifted;
(7) Once the squeezing head is separated from the squeezing barrel, the squeezing barrel outputs a discharging signal through a discharging probe, the discharging signal is automatically conveyed to a discharging opening through a guide rail conveyor, and a discharging opening probe sends an automatic control discharging signal and transmits the automatic control discharging signal to an automatic hydraulic discharger for automatic discharging;
(8) And the discharged squeezing barrel is sent into a charging port of an automatic charging machine for charging, and the next cycle is started.
2. The low-cost camellia seed oil large-scale high-yield cold pressing processing technology according to claim 1, which is characterized in that: in the step (2), the shelled oil-tea camellia kernels are continuously conveyed into a storage box through a conveyor C, and once the oil-tea camellia kernels reach a high material level, the high material level gives an alarm and automatically stops feeding; once the low material level of tea-oil camellia benevolence is reported to the police, the automatic feeding that begins.
3. The low-cost camellia seed oil large-scale high-yield cold pressing processing technology according to claim 1, which is characterized in that: in the step (3), the material layers in the barrel of the camellia seed cold press are separated by a steel plate, and the thickness of each material layer is 3-4cm.
4. The low-cost camellia seed oil large-scale high-yield cold pressing processing technology according to claim 1, characterized in that: in step (4), the squeezing barrels filled with the materials are conveyed by the guide rail conveyor and detected by the sensor to be fed into the camellia seed ultrahigh-pressure oil press for automatic squeezing, and the number of the oil presses is more than two.
5. The low-cost camellia seed oil large-scale high-yield cold pressing processing technology according to claim 1, which is characterized in that: in the step (5), the pressure of the automatically started infrared ray is set to be 20-25MPa, and the heating is automatically stopped when the pressure is lower than a set value; the heating temperature is set to 40-50 deg.C, the automatic heating is started below 40 deg.C, and the automatic heating is stopped above 50 deg.C.
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2022
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