CN110819441A - Physical squeezing oil-pressing processing technology - Google Patents
Physical squeezing oil-pressing processing technology Download PDFInfo
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- CN110819441A CN110819441A CN201810931569.8A CN201810931569A CN110819441A CN 110819441 A CN110819441 A CN 110819441A CN 201810931569 A CN201810931569 A CN 201810931569A CN 110819441 A CN110819441 A CN 110819441A
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- oil
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- 238000003825 pressing Methods 0.000 title claims abstract description 60
- 238000005516 engineering process Methods 0.000 title claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 189
- 239000002994 raw material Substances 0.000 claims abstract description 51
- 238000003860 storage Methods 0.000 claims abstract description 37
- 239000000843 powder Substances 0.000 claims abstract description 34
- 238000011049 filling Methods 0.000 claims abstract description 22
- 238000004140 cleaning Methods 0.000 claims abstract description 9
- 238000001816 cooling Methods 0.000 claims abstract description 9
- 238000009417 prefabrication Methods 0.000 claims abstract description 4
- 239000003921 oil Substances 0.000 claims description 82
- 238000000034 method Methods 0.000 claims description 16
- 238000004891 communication Methods 0.000 claims description 13
- 239000010720 hydraulic oil Substances 0.000 claims description 11
- 238000001914 filtration Methods 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 8
- 238000000746 purification Methods 0.000 claims description 7
- 238000010792 warming Methods 0.000 claims description 7
- 238000001556 precipitation Methods 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims 8
- 238000001514 detection method Methods 0.000 description 23
- 238000002360 preparation method Methods 0.000 description 5
- 238000007781 pre-processing Methods 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 2
- 239000004519 grease Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 235000017060 Arachis glabrata Nutrition 0.000 description 1
- 244000105624 Arachis hypogaea Species 0.000 description 1
- 235000010777 Arachis hypogaea Nutrition 0.000 description 1
- 235000018262 Arachis monticola Nutrition 0.000 description 1
- 244000068988 Glycine max Species 0.000 description 1
- 235000010469 Glycine max Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 235000020232 peanut Nutrition 0.000 description 1
- 230000001007 puffing effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B1/00—Production of fats or fatty oils from raw materials
- C11B1/06—Production of fats or fatty oils from raw materials by pressing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/02—Dies; Inserts therefor; Mounting thereof; Moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B9/00—Presses specially adapted for particular purposes
- B30B9/28—Presses specially adapted for particular purposes for forming shaped articles
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B1/00—Production of fats or fatty oils from raw materials
- C11B1/02—Pretreatment
- C11B1/04—Pretreatment of vegetable raw material
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Fats And Perfumes (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention relates to a processing technology for physical squeezing oil, which comprises the following steps: step 1: placing the screened raw materials into a warm material thermostat for storage; step 2: carrying out spiral processing on the raw materials, and quantitatively conveying the raw materials to a quantitative stock bin; and step 3: performing prefabrication on the raw materials output by the quantitative stock bin, and putting the raw materials into a material ring to be pressed to form a material cake with the material ring; stacking the material cakes into a cake stack for primary pressing, and cleaning the residual edges of the cake stack; and 4, step 4: filling the cake stack into a physical oil press for oil pressing; and 5: after the cake stack is unstacked, performing terminal treatment on the material cake, and separating the material cake from the material ring; step 6: crushing the material cake, and curing; and cooling the cured powder, and quantitatively filling the powder.
Description
Technical Field
The invention relates to a processing technology for physical squeezing oil.
Background
In the prior art, the physical squeezing oil pressing process is to extrude oil from raw materials (such as soybean, peanut and the like) by the pressure generated by a hydraulic cylinder to extract the oil, and during processing, the raw materials are prefabricated into cakes by steel rings and spacers, stacked in a stack in multiple layers, and then extruded by the hydraulic cylinder to produce oil. The existing processing technology has the defects of low automation degree, large required labor amount and influence on working efficiency.
Disclosure of Invention
The invention aims to provide a processing technology for physical oil pressing, which can effectively improve the automation degree of the technology and improve the working efficiency of the physical oil pressing.
The technical scheme for realizing the purpose of the invention is as follows:
the processing technology for physically squeezing oil is characterized by comprising the following steps of:
step 1: placing the screened raw materials into a warm material thermostat for storage;
step 2: carrying out spiral processing on the raw materials, and quantitatively conveying the raw materials to a quantitative stock bin;
and step 3: performing prefabrication on the raw materials output by the quantitative stock bin, and putting the raw materials into a material ring to be pressed to form a material cake with the material ring; stacking the material cakes into a cake stack for primary pressing, and cleaning the residual edges of the cake stack;
and 4, step 4: filling the cake stack into a physical oil press for oil pressing;
and 5: after the cake stack is unstacked, performing terminal treatment on the material cake, and separating the material cake from the material ring;
step 6: crushing the material cake, and curing; and cooling the cured powder, and quantitatively filling the powder.
Further, in the step 1, a raw material is conveyed to a warming thermostat from a raw material storage bin by using a lifting machine, a first weight sensor is arranged in the warming thermostat, and the main control unit controls the lifting machine to start to convey the raw material according to a signal of the first weight sensor; the heating thermostat is provided with a temperature sensor, and the main control unit controls the temperature of the heating thermostat according to signals of the temperature sensor.
Further, in the step 2, the spiral processing is realized through a spiral dry squeezer, the spiral dry squeezer is provided with a storage box for processed raw materials, the storage box is provided with a second weight sensor, and the main control unit controls the spiral dry squeezer to start and stop according to signals of the second weight sensor; the raw materials processed by the spiral dry squeezer are conveyed to the quantitative storage bin through the conveying auger, the quantitative storage bin is provided with a second weight sensor, and the main control unit controls the conveying auger to convey the raw materials to the quantitative storage bin according to signals of the second weight sensor.
Further, in the step 4, the physical oil press is in communication connection with the main control unit, the physical oil press feeds back a state signal of oil pressing completion to the main control unit, and the main control unit starts the next operation step according to the feedback signal; the cake stack is filled into the physical oil press through the cake stack filling robot, and the filling robot is in communication connection with the main control unit and is controlled by the main control unit.
Further, in the step 5, the cake stack is unstacked through the unstacking robot, and the unstacking robot is in communication connection with the main control unit and is controlled by the main control unit.
Further, in the step 6, the pulverized powder is placed in a powder storage bin, a weight sensor is arranged in the powder storage bin, and the main control unit controls the starting of a curing machine to cure the powder according to signals of the weight sensor; and (5) cooling the cured powder, and then quantitatively filling.
Further, in step 3, a pretreatment device is used for placing raw materials into the material ring to be pressed to form a cake with the material ring, the pretreatment device is controlled by the main control unit, and the structure of the pretreatment device comprises:
the upper part of the pressure plate is connected with a hydraulic oil cylinder, the hydraulic oil cylinder can drive the pressure plate to move up and down, and the hydraulic oil cylinder is fixed on the frame;
the outline die is positioned below the pressure plate and matched with the pressure plate for realizing powder material cake pressing and forming, and is connected with a second cylinder which can drive the outline die to move up and down;
the sliding base frame is connected with a third air cylinder, and the third air cylinder can drive the sliding base frame to slide left and right; the second cylinder is fixed with the sliding base frame, namely the sliding base frame can drive the outline mold to move left and right;
the ring stacking support is used for vertically stacking the material rings; a ring pushing sliding block is arranged below the ring stacking support and used for pushing the lowermost material ring to move transversely, and a fourth air cylinder is correspondingly arranged and used for driving the ring pushing sliding block to move transversely;
the bottom of the outline mold is provided with a guide groove for clamping the outline mold into the material ring; and a towing ring hook is arranged on the outer side of the outline die and used for towing the material ring to a positioning position, and the positioning position is right below the outlet of the quantitative storage bin.
Further, in step 5, the material cake is separated from the material ring by using a terminal processing device, the terminal processing device is controlled by a main control unit, the structure of the terminal processing device comprises a material conveying chain, the material conveying chain is used for conveying the material cake with the material ring, and the material conveying chain passes through the main frame and is arranged, and the material conveying device further comprises:
the cake lifting mechanism is used for lifting the material cake, and is arranged on the inner side of the main frame and positioned below the top surface of the material conveying chain;
the cake pressing disc is matched with the cake lifting mechanism and used for pressing a material cake downwards, and a pressing oil cylinder is correspondingly arranged and used for driving the cake pressing disc to move downwards and is fixed with the sliding base plate;
the clamping hook mechanism is matched with the cake lifting mechanism and used for clamping the material ring, and a locking cylinder is correspondingly arranged and used for driving the clamping hook mechanism to clamp or loosen the material ring and is fixed with the sliding base plate;
the sliding guide pipe is fixed with the sliding base plate, and a third cylinder is arranged and used for driving the sliding guide pipe to move transversely along a slideway, wherein the transverse direction is perpendicular to the conveying direction of the conveying chain, and the slideway is fixed with the main frame;
the lower part of the material conveying chain is provided with a lower-layer material conveying ring chain, a material guiding ring groove is obliquely arranged and is used for conveying a material ring with a material cake removed to the lower-layer material conveying ring chain, an outlet of the material guiding ring groove is positioned above the lower-layer material conveying ring chain, and an inlet of the material guiding ring groove is positioned above the side of the material conveying chain.
Further, in step 4, oil residue separation is carried out on oil residue generated after oil is extracted by the oil press, after coarse filtration is carried out on the separated oil, fine filtration is carried out, then the oil is output to an oil purification tank for precipitation, and finally, automatic filling is carried out on the oil purification tank.
Further, in the step 3, the residue generated by edge cleaning is grabbed and conveyed to a conveying auger for secondary utilization.
The invention has the following beneficial effects:
a first weight sensor is arranged in a warming thermostat, and a main control unit controls a lifting machine to start to convey raw materials according to a signal of the first weight sensor; the heating thermostat is provided with a temperature sensor, and the main control unit controls the temperature of the heating thermostat according to signals of the temperature sensor; the storage box of the spiral dry squeezer is provided with a second weight sensor, and the main control unit controls the start and stop of the spiral dry squeezer according to signals of the second weight sensor; the raw materials processed by the spiral dry squeezer are conveyed to a quantitative storage bin through a conveying auger, the quantitative storage bin is provided with a second weight sensor, and a main control unit controls the conveying auger to convey the raw materials to the quantitative storage bin according to signals of the second weight sensor; the physical oil press is in communication connection with the main control unit, the physical oil press feeds back a state signal of oil pressing completion to the main control unit, and the main control unit starts the next operation step according to the feedback signal. According to the invention, the main control unit is used for automatically controlling each step of the processing technology, so that the automation degree of the technology is effectively improved, the labor is saved, and the working efficiency is improved.
The pulverized powder is placed in a powder storage bin, the powder storage bin is provided with a weight sensor, and a main control unit controls a curing machine to cure the powder according to signals of the weight sensor; after cooling the cured powder, quantitatively filling; the cake stack is unstacked through the unstacking robot, the unstacking robot is in communication connection with the main control unit and is controlled by the main control unit, the automation degree of the processing technology is further guaranteed, manpower is saved, and the working efficiency is improved.
The method comprises the steps of separating oil residue from oil residue generated after oil is pressed by an oil press, carrying out coarse filtration on the separated oil, carrying out fine filtration, and outputting to an oil purification tank for precipitation; the residue generated by edge cleaning is grabbed and conveyed to the conveying auger for secondary utilization, so that the full utilization of the processing raw materials is ensured, and the yield of the process is further improved.
The invention utilizes a pretreatment device with a special structure to put raw materials into a material ring to be pressed into a material cake with the material ring, and the pretreatment device is controlled by a main control unit; the material cake is separated from the material ring by the terminal processing device with a special structure, and the terminal processing device is controlled by the main control unit, so that the automation degree of the processing technology is greatly improved, the labor is saved, and the working efficiency is improved.
Drawings
FIG. 1 is a flow chart of the process of the present invention;
FIG. 2 is a schematic view of the pretreatment apparatus of the present invention;
FIG. 3 is a top view of FIG. 2;
FIG. 4 is a schematic diagram of the structure of the terminal processing device of the present invention;
FIG. 5 is a side view of FIG. 4;
FIG. 6 is a top view of a material cake preparation position of the conveyor chain of the present invention.
Detailed Description
As shown in fig. 1, the process for physically pressing oil according to the present invention includes the following steps:
step 1: and (4) placing the screened raw materials into a warm material thermostat for storage.
In the step 1, a raw material is conveyed to a warming thermostat from a raw material storage bin by using a lifting machine, a first weight sensor is arranged in the warming thermostat, and a main control unit controls the lifting machine to start to convey the raw material according to a signal of the first weight sensor; the heating thermostat is provided with a temperature sensor, and the main control unit controls the temperature of the heating thermostat according to signals of the temperature sensor.
Step 2: the raw materials are processed by screw processing and quantitatively conveyed to a quantitative stock bin.
In the step 2, the spiral processing is realized by a spiral squeezer, and the main function of the spiral processing is to extrude and stretch the raw materials into sheets by a principle that the internal space of the raw materials is gradually narrowed, so that the surface of the raw materials is damaged, the internal tissues are completely unfolded, and the oil is favorably discharged to the maximum. The spiral dry squeezer is provided with a storage box for processed raw materials, the storage box is provided with a second weight sensor, and the main control unit controls the spiral dry squeezer to start and stop according to signals of the second weight sensor; the raw materials processed by the spiral dry squeezer are conveyed to the quantitative storage bin through the conveying auger, the quantitative storage bin is provided with a second weight sensor, and the main control unit controls the conveying auger to convey the raw materials to the quantitative storage bin according to signals of the second weight sensor.
And step 3: performing prefabrication on the raw materials output by the quantitative stock bin, and putting the raw materials into a material ring to be pressed to form a material cake with the material ring; stacking the material cakes into a cake stack for primary pressing, and cleaning the residual edges of the cake stack;
the raw materials are put into the material ring by the pretreatment device adopted in the step 3 and are pressed into a material cake with the material ring, the pretreatment device is controlled by the main control unit,
and 3, performing low-pressure segment pressing on the cake stack by using a hydraulic device, pressing 20-30% of grease at the moment to enable the cake stack to reach a compacted state, so that the cake stack is conveniently filled into a physical oil press in the next step, and the pressed grease directly flows into an oil accumulation tank through a filter screen. And after edge cleaning, capturing residues generated by edge cleaning, and conveying the residues to a conveying auger for secondary utilization.
And 4, step 4: and filling the cake stack into a physical oil press for oil pressing.
In step 4, the physical oil press is in communication connection with the main control unit, the physical oil press feeds back a state signal of oil pressing completion to the main control unit, and the main control unit starts the next operation step according to the feedback signal; the cake stack is filled into the physical oil press through the cake stack filling robot, and the filling robot is in communication connection with the main control unit and is controlled by the main control unit. The physical oil press adopts a first-use full-automatic physical oil press and is provided with an independent control unit.
And 4, performing oil residue separation on oil residues generated after oil is pressed by the oil press, performing coarse filtration on the separated oil, performing fine filtration, outputting to an oil purification tank for precipitation, and finally automatically filling the oil purification.
And 5: and after the cake stack is unstacked, performing terminal treatment on the material cake, and separating the material cake from the material ring.
And 5, separating the material cake from the material ring by using a terminal processing device, wherein the terminal processing device is controlled by the main control unit. The cake stack is unstacked through the unstacking robot, and the unstacking robot is in communication connection with the main control unit and is controlled by the main control unit.
Step 6: crushing the material cake, and curing; and cooling the cured powder, and quantitatively filling the powder.
As shown in fig. 2 and 3, the structure and the operation principle of the pretreatment device in step 3 are as follows:
comprises an auger 26 for conveying powder, and a quantitative storage bin 21 is arranged below an auger 25, which belongs to the prior art. The hydraulic press is provided with a press plate 5, the upper part of the press plate 5 is connected with a hydraulic oil cylinder 4, the hydraulic oil cylinder 4 can drive the press plate 5 to move up and down, the hydraulic oil cylinder 4 is fixed on a frame 1, and the upper part of the frame 1 is provided with a bearing beam 3; the powder material pressing die is provided with a contour die 7, the contour die 7 is positioned below the pressing plate 5 and matched with the pressing plate 5 for realizing powder material pressing cake forming, the contour die 7 is connected with a second air cylinder 6, and the second air cylinder 6 can drive the contour die 7 to move up and down; the sliding base frame 9 is arranged, the sliding base frame 9 is connected with the third air cylinder 8, and the third air cylinder 8 can drive the sliding base frame 9 to slide left and right along the slide way 29; the second cylinder 6 is fixed to the sliding base frame 9, that is, the sliding base frame 9 can drive the outline mold 7 to move left and right. A ring stacking bracket 23 is arranged for vertically stacking the material rings 22; a loop pushing slide block 24 is arranged below the loop stacking support 23, the loop pushing slide block 24 is used for pushing the lowermost material loop to move transversely (move leftwards), and a fourth air cylinder 25 is correspondingly arranged for driving the loop pushing slide block 24 to move transversely (move leftwards).
The bottom of the outline mold 7 is provided with a guide groove for clamping the outline mold 7 into the material ring; the outer side of the outline die is provided with a towing ring hook 31, the towing ring hook 31 is used for towing the material ring to a positioning position, the positioning position is right below the guide material cylinder 16, and the guide material cylinder 16 is positioned right below the outlet of the quantitative material bin 21 and is arranged on the bracket 17. A fifth air cylinder 27 is provided, and the fifth air cylinder 27 is used for positioning the material ring at the positioning position. Location feed bin 21 is equipped with weight detection sensor 20, and location feed bin 21 export is equipped with flashboard 18, is equipped with sixth cylinder 19, and sixth cylinder 19 is used for driving flashboard 18 and opens and shuts. A pressure plate position sensor 15 is arranged on the hydraulic oil cylinder 4, an upper position sensor 11 and a lower position sensor 12 are arranged on the second air cylinder 6, and a left position sensor 13 and a right position sensor 14 are arranged on the sliding base frame 9. A loop position sensor 30 is provided for detecting the arrival of the loop at a position to be dragged, which is the position at which the hook of the loop can be inserted into the inner side of the loop. The signal output ends of the pressure plate position sensor 15, the upper sensor 11, the lower sensor 12, the left sensor 13, the right sensor 14 and the ring position sensor 30 are connected with the control unit of the preprocessing device, and a hydraulic valve of the hydraulic oil cylinder and pneumatic valves (second to fifth pneumatic valves) from the second cylinder to the fifth cylinder are connected with the output end of the control unit of the preprocessing device. The signal output end of the weight detection sensor 20 is connected with the control unit of the preprocessing device, and the signal output end of the control unit of the preprocessing device is connected with a pneumatic valve (a sixth pneumatic valve) of a sixth air cylinder and a control switch of the auger speed regulating motor 28. As shown in fig. 2, the control portion is disposed in the housing 10 and operates by controlling the touch screen 2. The control unit of the pretreatment device adopts a Programmable Logic Controller (PLC). The control unit of the pretreatment device is in communication connection with the main control unit of the whole process and is controlled by the main control unit.
During operation, after the platen 5 and the outline mold 7 are matched to complete one cake pressing and forming action, in the first step, the outline mold 7 moves upwards firstly, namely a mold drawing action, in the second step, the outline mold 7 moves rightwards to the positioning position of the material ring, the positioning position is right below the guide material cylinder 16, in the third step, the outline mold 7 moves downwards, so that the outline mold 7 is clamped into the material ring at the positioning position (the material ring to be used for cake pressing, the material ring to be processed for short), and meanwhile, the towing ring hook 31 on the outer side of the outline mold is inserted into the material ring at the position to be towed (the next material ring arranged behind the material ring to be processed). The ring pushing slider 24 pushes the material ring to a position to be dragged in advance. At this time, the powder in the quantitative hopper 21 is filled into the outline mold, and after the quantitative filling, the shutter 18 is automatically closed. Fourthly, the outline mold 7 and the material ring to be processed move leftwards to the position right below the pressing plate 5. And fifthly, the pressure plate 5 moves downwards to be matched with the outline mold 7 to finish one-time cake pressing molding. In the fourth step, when the outline mold 7 moves to the left right below the press plate 5, the outline mold 7 drags the material ring (the next material ring arranged behind the material ring to be processed) which is originally at the position to be dragged to the positioning position through the dragging ring hook 31, and simultaneously pushes out the previous material ring arranged in front of the material ring to be processed to the left, the material cake processed at the previous time is positioned in the previous material ring, and the material cake processed at the previous time is conveyed to the oil press set through the conveying chain.
As shown in fig. 4-6, the structure and operation principle of the terminal processing device in step 5 are as follows:
the material conveying device comprises a material conveying chain 202, wherein the material conveying chain 202 is used for conveying material cakes 2023 with material rings, the material conveying chain 202 penetrates through a main frame 201, and an adjusting base 204 is arranged at the lower end of the main frame 201. The cake lifting mechanism is arranged and used for lifting cakes, and the cake lifting mechanism is arranged on the inner side of the main frame and located below the top surface of the material conveying chain 202. The cake lifting mechanism is provided with a first air cylinder 207 and a cake lifting tray 209, and a cylinder rod of the first air cylinder is connected with the cake lifting tray 209; the cylinder body of the first air cylinder is positioned below the top surface of the material conveying chain 202, the first air cylinder 207 is positioned at the inner side of the main frame 201 and is fixed with the main frame 201, and the first air cylinder 207 can drive the cake lifting tray 209 to lift the cake with the material rings on the material conveying chain 202 upwards.
The cake pressing disc 2012 is matched with the cake lifting mechanism and used for pressing a material cake downwards, the pressing oil cylinder 2018 is correspondingly arranged, the pressing oil cylinder 2018 is used for driving the cake pressing disc 2012 to move downwards, and the center positions of the pressing oil cylinder 2018 and the sliding base plate 2014 are fixed.
The cake lifting mechanism is provided with a clamping hook mechanism which is matched with the cake lifting mechanism and used for clamping the material ring, and a locking cylinder is correspondingly arranged and used for driving the clamping hook mechanism to clamp or loosen the material ring and is fixed with the sliding base plate. During implementation, the trip mechanism is provided with 6 trips 2010, the upper end of each trip 2010 is connected with a hook rod, the upper end of each hook rod is hinged to the sliding substrate 2014, each trip 2010 is correspondingly provided with a locking cylinder 2011, and the cylinder rod of the locking cylinder 2011 is connected with the corresponding hook rod.
The device is provided with a sliding guide pipe 2015, the sliding guide pipe 2015 is fixed with a sliding base plate 2014, a third air cylinder 2017 is arranged, the third air cylinder 2017 is used for driving the sliding guide pipe 2015 to move transversely along a slide 2016, the transverse direction is perpendicular to the conveying direction of a conveying chain, and the slide 2016 is fixed with a main frame 201; a lower-layer material conveying ring chain 203 is arranged below the material conveying chain 202, a guide ring groove 2026 is obliquely arranged, the guide ring groove 2026 is used for conveying the material ring with the material cake removed to the lower-layer material conveying ring chain 203, the outlet of the guide ring groove 2026 is positioned above the lower-layer material conveying ring chain 203, and the inlet of the guide ring groove 2026 is positioned above the side of the material conveying chain 202. A second cylinder 2021 is provided corresponding to a cake disposal preparation position of the feed conveyor chain, the second cylinder 2021 is used for intercepting the cake with the material ring, and the cake disposal preparation position is located outside the cake inlet of the main frame 201. The second cylinder 2021 is located above the feeding chain 202.
A fourth air cylinder 205 is arranged, the fourth air cylinder 205 is used for positioning the material cake with the material ring right above the cake lifting tray 209, and the cylinder body of the fourth air cylinder 205 is positioned below the material conveying chain 202.
A positioning detection sensor 206 matched with the fourth air cylinder 205 is arranged, and the positioning detection sensor 206 is used for detecting that the material cake with the material ring is positioned right above the cake lifting tray 209; an interception detection sensor 2022 matched with the second air cylinder 2021 is arranged, the interception detection sensor 2022 is used for detecting that the material cake with the material ring is positioned at a material cake processing preparation position, and the interception detection sensor 2022 judges the position through a gap between two adjacent material cakes; a cake lifting homing detection sensor 208 matched with the first air cylinder 207 is arranged, and the cake lifting homing detection sensor 208 is used for detecting that a cylinder rod of the first air cylinder 207 is at an initial position; the cake pressing disc homing sensor 2013 is matched with the lower pressing oil cylinder 2018, the cake pressing disc homing sensor 2013 is arranged on the cake pressing disc 2012, and the cake pressing disc homing sensor 2013 is used for detecting that the cake pressing disc 2012 is at an initial position.
A righting detection sensor 2019 and a deviation detection sensor 2020 are arranged on the sliding base 2014, the righting detection sensor 2019 is used for detecting that the sliding base 2014 is at a righting position, and the righting position is that the cake pressing disc 2012 is positioned right above the cake lifting mechanism under the righting position; the deviation detecting sensor 2020 is used for detecting that the sliding substrate 2014 is at a deviation position, and the deviation position is that the material ring clamped by the clamping mechanism is positioned right above the inlet of the guide ring groove 2026 at the deviation position.
The signal output ends of the positioning detection sensor, the interception detection sensor, the cake lifting homing detection sensor, the cake pressing disc homing sensor, the normal position detection sensor and the deviation detection sensor are connected with the terminal processing device control unit, and the signal output end of the terminal processing device control unit is connected with the pneumatic valves (the first to the fourth pneumatic valves) of the first to the fourth cylinders, the pneumatic valve of the locking cylinder and the hydraulic valve of the pressing cylinder. The terminal processing device control unit adopts a Programmable Logic Controller (PLC). The control section is disposed in the cabinet 24. The terminal processing device control unit is in communication connection with the main control unit of the whole process and is controlled by the main control unit.
When the material cake processing device works, a pressed material cake (with a material ring) is placed on the material conveying chain 202, when the material cake reaches a material cake processing preparation position, the PLC sends an interception instruction according to a detection signal of the interception detection sensor 2022, and the second air cylinder 2021 intercepts the material cake. In the initial working state, the PLC gives a release instruction, the second cylinder 2021 releases, and the first cake continues to be conveyed (the second cylinder 2021 will intercept the second cake) within a specified time as the cake is not detected by the positioning detection sensor 206, i.e. the first cake is intercepted. When the cake is detected by the position detection sensor 206 to be directly above the cake lifting tray 209, the cylinder rod of the fourth cylinder 5 is extended to position the cake directly above the cake lifting tray 209. At the same time, the first cylinder 207 drives the cake lifting tray 209 to move upward, so that the cake moves upward until the clamping position of the hook 2010 is reached. The locking cylinder 2011 drives the clamping hooks 2010 to perform clamping action, and the 6 clamping hooks 2010 clamp the material ring. The first air cylinder 207 drives the cake lifting tray 209 to return. When the cake lifting return detection sensor 208 detects the return, the pressing oil cylinder 2018 drives the cake pressing disc 2012 to move downwards, the material cake is pressed downwards, the material cake is extruded out of the material ring, and the material cake falls into the material conveying chain 202 and is conveyed to the next processing link. When the material cake is pressed downwards, the material cake corner (residual edge) larger than the diameter of the material ring is automatically separated from the material cake. The lower pressing oil cylinder 2018 returns, after the cake pressing disc return sensor 2013 detects the return, the PLC sends out a release instruction, the second air cylinder 2021 releases, and the next cake is conveyed. The third cylinder 2017 drives the sliding base plate 2014 to move transversely, the material ring clamped by the clamping hook mechanism slides transversely along with the sliding base plate 2014, when the deviation detection sensor 2020 detects that the material ring is positioned right above the guide ring groove 2026, the clamping hook is released, the material ring 2025 falls into the guide ring groove 2026, and the material ring 2025 is conveyed to the lower-layer material conveying ring chain 203. The third cylinder 2017 drives the sliding base 2014 to move laterally back to the normal position. When the position detecting sensor 2019 detects that the sliding base 2014 returns to the position, that is, the cake pressing disc 2012 is positioned right above the cake lifting mechanism, and the positioning detecting sensor 206 detects that the cake (with the material ring) is positioned right above the cake lifting tray 209, the previous processing operation on the cake is repeated.
Claims (10)
1. The processing technology for physically squeezing oil is characterized by comprising the following steps of:
step 1: placing the screened raw materials into a warm material thermostat for storage;
step 2: carrying out spiral processing on the raw materials, and quantitatively conveying the raw materials to a quantitative stock bin;
and step 3: performing prefabrication on the raw materials output by the quantitative stock bin, and putting the raw materials into a material ring to be pressed to form a material cake with the material ring; stacking the material cakes into a cake stack for primary pressing, and cleaning the residual edges of the cake stack;
and 4, step 4: filling the cake stack into a physical oil press for oil pressing;
and 5: after the cake stack is unstacked, performing terminal treatment on the material cake, and separating the material cake from the material ring;
step 6: crushing the material cake, and curing; and cooling the cured powder, and quantitatively filling the powder.
2. The process for physical pressed oil manufacture according to claim 1, wherein: in the step 1, a raw material is conveyed to a warming thermostat from a raw material storage bin by using a lifting machine, a first weight sensor is arranged in the warming thermostat, and a main control unit controls the lifting machine to start to convey the raw material according to a signal of the first weight sensor; the heating thermostat is provided with a temperature sensor, and the main control unit controls the temperature of the heating thermostat according to signals of the temperature sensor.
3. The process for physical pressed oil manufacture according to claim 2, wherein: in the step 2, the spiral processing is realized through a spiral dry squeezer, the spiral dry squeezer is provided with a storage box for processed raw materials, the storage box is provided with a second weight sensor, and the main control unit controls the spiral dry squeezer to start and stop according to signals of the second weight sensor; the raw materials processed by the spiral dry squeezer are conveyed to the quantitative storage bin through the conveying auger, the quantitative storage bin is provided with a second weight sensor, and the main control unit controls the conveying auger to convey the raw materials to the quantitative storage bin according to signals of the second weight sensor.
4. The process for physical pressed oil manufacture according to claim 3, wherein: in step 4, the physical oil press is in communication connection with the main control unit, the physical oil press feeds back a state signal of oil pressing completion to the main control unit, and the main control unit starts the next operation step according to the feedback signal; the cake stack is filled into the physical oil press through the cake stack filling robot, and the filling robot is in communication connection with the main control unit and is controlled by the main control unit.
5. The process for physical pressed oil manufacture of claim 4, wherein: and 5, unstacking the cake stack by using an unstacking robot, wherein the unstacking robot is in communication connection with the main control unit and is controlled by the main control unit.
6. The process for physical pressed oil manufacture of claim 5, wherein: step 6, placing the crushed powder in a powder storage bin, wherein the powder storage bin is provided with a weight sensor, and a main control unit controls a curing machine to cure the powder according to signals of the weight sensor; and (5) cooling the cured powder, and then quantitatively filling.
7. The process for physical pressed oil manufacture of claim 6, wherein: in step 3, a pretreatment device is used for putting raw materials into a material ring and pressing the raw materials into a material cake with the material ring, the pretreatment device is controlled by a main control unit, and the structure of the pretreatment device comprises:
the upper part of the pressure plate is connected with a hydraulic oil cylinder, the hydraulic oil cylinder can drive the pressure plate to move up and down, and the hydraulic oil cylinder is fixed on the frame;
the outline die is positioned below the pressure plate and matched with the pressure plate for realizing powder material cake pressing and forming, and is connected with a second cylinder which can drive the outline die to move up and down;
the sliding base frame is connected with a third air cylinder, and the third air cylinder can drive the sliding base frame to slide left and right; the second cylinder is fixed with the sliding base frame, namely the sliding base frame can drive the outline mold to move left and right;
the ring stacking support is used for vertically stacking the material rings; a ring pushing sliding block is arranged below the ring stacking support and used for pushing the lowermost material ring to move transversely, and a fourth air cylinder is correspondingly arranged and used for driving the ring pushing sliding block to move transversely;
the bottom of the outline mold is provided with a guide groove for clamping the outline mold into the material ring; and a towing ring hook is arranged on the outer side of the outline die and used for towing the material ring to a positioning position, and the positioning position is right below the outlet of the quantitative storage bin.
8. The process for physical pressed oil manufacture of claim 7, wherein: in step 5, separating the material cake from the material ring by using a terminal processing device, wherein the terminal processing device is controlled by a main control unit, the terminal processing device comprises a material conveying chain, the material conveying chain is used for conveying the material cake with the material ring, and the material conveying chain penetrates through the main frame and is also arranged:
the cake lifting mechanism is used for lifting the material cake, and is arranged on the inner side of the main frame and positioned below the top surface of the material conveying chain;
the cake pressing disc is matched with the cake lifting mechanism and used for pressing a material cake downwards, and a pressing oil cylinder is correspondingly arranged and used for driving the cake pressing disc to move downwards and is fixed with the sliding base plate;
the clamping hook mechanism is matched with the cake lifting mechanism and used for clamping the material ring, and a locking cylinder is correspondingly arranged and used for driving the clamping hook mechanism to clamp or loosen the material ring and is fixed with the sliding base plate;
the sliding guide pipe is fixed with the sliding base plate, and a third cylinder is arranged and used for driving the sliding guide pipe to move transversely along a slideway, wherein the transverse direction is perpendicular to the conveying direction of the conveying chain, and the slideway is fixed with the main frame;
the lower part of the material conveying chain is provided with a lower-layer material conveying ring chain, a material guiding ring groove is obliquely arranged and is used for conveying a material ring with a material cake removed to the lower-layer material conveying ring chain, an outlet of the material guiding ring groove is positioned above the lower-layer material conveying ring chain, and an inlet of the material guiding ring groove is positioned above the side of the material conveying chain.
9. The process for physical pressed oil manufacture according to any one of claims 1 to 8, wherein: and 4, performing oil residue separation on oil residues generated after oil is pressed by the oil press, performing coarse filtration on the separated oil, performing fine filtration, outputting to an oil purification tank for precipitation, and finally automatically filling the oil purification.
10. The process for physical pressing oil press according to claim 9, wherein: and 3, grabbing the residues generated by edge cleaning, and conveying the residues to a conveying auger for secondary utilization.
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| CN110819441B (en) | 2023-05-30 |
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Effective date of registration: 20240116 Address after: 150000 Yuejin Village (Chunguangtun), Xiguan Town, Shuangcheng District, Harbin City, Heilongjiang Province Patentee after: Heilongjiang boma Machinery Equipment Manufacturing Co.,Ltd. Address before: 150122 the 27th Committee of Chunguang village, Xiguan Town, Shuangcheng District, Harbin City, Heilongjiang Province Patentee before: Ma Huifeng |
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Denomination of invention: The processing technology of physical pressing and oil extraction Granted publication date: 20230530 Pledgee: Harbin Kechuang Financing Guarantee Co.,Ltd. Pledgor: Heilongjiang boma Machinery Equipment Manufacturing Co.,Ltd. Registration number: Y2024230000046 |