CN112895558B - Oil pressing test machine based on online in-situ monitoring - Google Patents
Oil pressing test machine based on online in-situ monitoring Download PDFInfo
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- CN112895558B CN112895558B CN202110045679.6A CN202110045679A CN112895558B CN 112895558 B CN112895558 B CN 112895558B CN 202110045679 A CN202110045679 A CN 202110045679A CN 112895558 B CN112895558 B CN 112895558B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B9/00—Presses specially adapted for particular purposes
- B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
- B30B9/12—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using pressing worms or screws co-operating with a permeable casing
- B30B9/14—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using pressing worms or screws co-operating with a permeable casing operating with only one screw or worm
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with 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
- B30B15/0082—Dust eliminating means; Mould or press ram cleaning means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/30—Feeding material to presses
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- 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
Abstract
The invention discloses an oil pressing test machine based on online in-situ monitoring, which comprises a base, an oil pressing chamber, a pressing screw, a rotary driving device, a movable driving device, an automatic cleaning device, a detection device and a pressing screw eccentric adjusting structure, wherein the oil pressing chamber is movably arranged on the base along the vertical direction, the oil pressing chamber is provided with a feeding hole, a discharging hole and an oil pressing chamber, and the lower side wall of the oil pressing chamber is a first wall surface; one end of the pressing screw is rotatably arranged on the base and extends into the oil pressing chamber, and the pressing screw and the first wall surface jointly define an oil pressing channel; the rotation driving device drives the pressing screw to rotate; the movable driving device drives the barrel to move up and down; the detection device comprises an in-situ observer and a weigher. The motion image of the indoor seed grain that extracts oil, the work developments of pressing the spiral shell, wearing and tearing state, the state of producing oil etc. can be obtained through the normal position observer, can obtain the oil yield of seed grain through the weighing ware, and then realize accurate control and understanding to the process of extracting oil, can learn the motion condition and the mechanism of producing oil of indoor seed grain that extracts oil.
Description
Technical Field
The invention relates to the technical field of food machinery, in particular to an oil pressing test machine based on online in-situ monitoring.
Background
Vegetable oil is a compound obtained by combining unsaturated fatty acid and glycerin, is widely distributed in nature, and is oil obtained from fruits, seeds, and germs of plants. Such as peanut oil, soybean oil, linseed oil, castor oil, rapeseed oil, and the like. The vegetable oil generally needs an oil press when being produced, but when the oil press is used for production, rapeseeds are directly poured into the oil press, the mode is often unclear about the mechanism of the oil press, working condition parameters in the oil press are unknown, the existing oil press is often easy to wear a press roller in the process, the movement, crushing and oil outlet mechanism of oil pressing grains in a press chamber is unclear, and therefore the problems that the oil outlet efficiency is low, the oil press is easy to damage and the like are caused.
Disclosure of Invention
The invention mainly aims to provide an oil pressing test machine based on online in-situ monitoring, and aims to solve the problem that the movement and oil output mechanism of grains in the oil press cannot be known in the existing oil press.
In order to achieve the purpose, the invention provides an oil pressing test machine based on online in-situ monitoring, which comprises a base, a barrel, a pressing screw, a rotary driving device, a movable driving device, an automatic cleaning device and a detection device, wherein the barrel is movably arranged on the base along the vertical direction, is provided with a feed inlet, a discharge outlet and an oil pressing chamber communicated with the feed inlet and the discharge outlet, and is provided with an opening communicated to the upper end of the oil pressing chamber; one end of the pressing screw is rotatably installed on the base along the axis direction, the other end of the pressing screw extends into the oil pressing chamber and extends along the feeding direction from the feeding hole to the discharging hole, an oil pressing channel is defined by the lower side surface of the pressing screw and the first wall surface together, and oil particles passing through the oil pressing channel are pressed in the rotating process of the pressing screw; the rotary driving device is connected with the pressing screw and used for driving the pressing screw to rotate along the axis direction of the pressing screw; the movable driving device is arranged below the barrel and used for driving the barrel to move up and down, so that the eccentricity of the pressing screw relative to the barrel can be adjusted; the automatic cleaning device is arranged above the opening and used for cleaning the oil squeezing chamber; and the detection device comprises a first wall surface which corresponds to the image information of the oil pressing indoor oil pressing channel, and an in-situ observer outside the oil pressing room is arranged on the first wall surface and used for taking the image information of the oil pressing indoor oil pressing channel.
Optionally, the rotation driving device includes a first motor, a first coupler and a first rotating shaft, the first motor has a rotation output shaft, the rotation output shaft is connected to one end of the first coupler, the other end of the first coupler is connected to the first rotating shaft, and the squeezer is fixed to the first rotating shaft; the detection device further comprises a torque sensor, a rotating speed sensor and a controller, wherein the torque sensor is used for detecting the torque of the first rotating shaft; the rotating speed sensor is used for detecting the rotating speed of the first rotating shaft; the controller is electrically connected with the torque sensor, the rotating speed sensor and the first motor so as to control the first motor to work according to the torque measured by the torque sensor and the rotating speed measured by the rotating speed sensor.
Optionally, the barrel includes last barrel and barrel down, go up barrel and barrel looks group connect in order to enclose to close and constitute the room of squeezing the oil, the tip of barrel be equipped with the mounting hole of the room intercommunication of squeezing the oil, the mounting hole is located the montage department of last barrel and barrel down, the mounting hole supplies first pivot to wear to establish, and the pore wall ring of mounting hole is equipped with a seal groove, the test machine that extracts oil based on in situ monitoring still includes the eccentric regulation structure of the shell, the eccentric regulation structure of shell includes radial sealing ring and adjusting spring, radial sealing ring cover is located in the first pivot, the periphery side wall card of radial sealing ring is arranged in the seal groove; and the adjusting spring extends in the vertical direction, the adjusting spring is installed in the sealing groove, and two ends of the adjusting spring are respectively abutted to the groove bottom of the sealing groove and the peripheral side wall of the radial sealing ring, so that when the lower barrel moves in the vertical direction, the radial sealing ring is adjusted to move in the vertical direction.
Optionally, the movement driving device is a hydraulic lifter.
Optionally, the detection device further comprises a pressure sensor and a controller, wherein the pressure sensor is used for detecting the pressure of the oil in the oil squeezing channel; and the controller is electrically connected with the pressure sensor and the mobile driving device so as to control the mobile driving device according to the pressure value measured by the pressure sensor.
Optionally, the online in-situ monitoring-based oil expression testing machine further comprises a temperature regulator for regulating the temperature of the oil expression chamber; the detection device also comprises a first temperature sensor, a second temperature sensor and a controller, wherein the first temperature sensor is arranged at the feed inlet and used for measuring the temperature of the feed inlet in the oil pressing chamber; the second temperature sensor is arranged at the discharge port and used for measuring the temperature at the discharge port in the oil pressing chamber; and the controller is electrically connected with the first temperature sensor, the second temperature sensor and the temperature regulator so as to control the temperature regulator according to the temperature measured by the first temperature sensor and the second temperature sensor.
Optionally, the detection device further includes a first weigher disposed at the feed port and a second weigher disposed at the discharge port.
Optionally, the oil press testing machine based on online in-situ monitoring further comprises a cover plate rotatably mounted on the barrel for opening and closing the opening; the automatic cleaning device comprises a cleaning spray head, a box body, a liquid conveying pipeline and a first driving assembly, wherein the cleaning spray head is provided with a plurality of nozzles, the nozzles face the opening, and the cleaning spray head is movably arranged along the extending direction of the pressing screw; the box body is used for storing cleaning liquid; one end of the infusion pipeline is connected with the cleaning spray head, and the other end of the infusion pipeline is communicated with the box body; the first driving assembly is connected with the cleaning spray head and drives the cleaning spray head to move along the extending direction of the squeezer.
Optionally, the online in-situ monitoring-based oil expression testing machine further comprises a feeding pipe, a baffle plate and a second driving assembly, wherein the feeding pipe is obliquely arranged on the barrel from top to bottom, the feeding pipe comprises an inlet and an outlet, and the outlet is communicated with the feeding hole; the baffle is movably arranged on one side of the inlet along the vertical direction and has a movable stroke close to and far away from the inlet, so that the area of the inlet is reduced when the baffle is close to the inlet, and the area of the inlet is increased when the baffle is far away from the inlet; the second driving component drives the baffle to move close to and far away from the inlet.
Optionally, the machine of squeezing oil based on online in situ monitoring still includes increases the piece that rubs, it has the installation face and the friction surface of relative setting to increase the piece that rubs, the installation face with the surface demountable installation of pressing the spiral shell, the friction surface epirelief is equipped with a plurality of friction archs.
According to the technical scheme, the oil pressing chamber is arranged in the oil pressing chamber, the oil pressing chamber is internally provided with the oil pressing screw, the oil pressing channel is formed by the oil pressing screw and a first wall surface on the lower side of the oil pressing chamber, grains enter the oil pressing chamber from the feeding hole and pass through the oil pressing channel, the grains are pressed in the oil pressing channel through the rotation of the oil pressing screw, the grains are crushed to produce oil, the first wall surface is transparent, the in-situ observer is arranged below the first wall surface, the moving image of the grains in the oil pressing chamber, the working dynamic state, the abrasion state and the like of the oil pressing screw can be obtained, accurate control and understanding of the oil pressing process can be further realized, the width of the oil pressing channel can be adjusted through the pressing chamber in the up-down direction, the pressing environment of the grains can be changed, different detection parameters obtained by different detection environments can be compared, and the movement condition and the oil outlet mechanism of the grains in the oil pressing chamber can be known.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of an oil pressing testing machine based on online in-situ monitoring of a release paper tearing device provided by the invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an exploded view of the eccentric adjustment mechanism of the squeezer of FIG. 1;
FIG. 4 is a schematic cross-sectional view of FIG. 3;
FIG. 5 is a schematic perspective view of the barrel of FIG. 1;
FIG. 6 is a schematic view of the installation of the in-situ observer of FIG. 1;
FIG. 7 is a perspective view of the squeezer of FIG. 1;
FIG. 8 is a front view of the friction increasing sheet of FIG. 7;
FIG. 9 is a front view of another friction increasing sheet of FIG. 7;
fig. 10 is a schematic view of the installation of the baffle of fig. 1.
The reference numbers illustrate:
the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between the embodiments may be combined with each other, but must be based on the realization of the technical solutions by a person skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Vegetable oil is a compound obtained by combining unsaturated fatty acid and glycerin, is widely distributed in nature, and is oil obtained from fruits, seeds, and germs of plants. Such as peanut oil, soybean oil, linseed oil, castor oil, rapeseed oil, and the like. The vegetable oil generally needs an oil press when being produced, but when the oil press is used for production, rapeseeds are directly poured into the oil press, the mode is often unclear about the mechanism of the oil press, working condition parameters in the oil press are unknown, the existing oil press is often easy to wear a press roller in the process, the movement, crushing and oil outlet mechanism of oil pressing grains in a press chamber is unclear, and therefore the problems that the oil outlet efficiency is low, the oil press is easy to damage and the like are caused.
In view of this, the present invention provides an oil press testing machine based on online in-situ monitoring, and fig. 1 to 10 show an embodiment of the oil press testing machine based on online in-situ monitoring according to the present invention.
Referring to fig. 1 to 3, the oil pressing test machine 100 based on online in-situ monitoring includes a base 1, a barrel 2, a pressing screw 3, a rotary driving device 4, a mobile driving device 5, an automatic cleaning device 10 and a detection device 6, wherein the barrel 2 is movably mounted on the base 1 along the vertical direction, the barrel 2 is provided with a feed inlet 21, a discharge outlet 22 and an oil pressing chamber 23 communicating the feed inlet 21 and the discharge outlet 22, the barrel 2 is provided with an opening communicated with the upper end of the oil pressing chamber 23, and the lower side wall of the oil pressing chamber 23 is in a transparent arrangement to form a first wall surface 24; one end of the pressing screw 3 is rotatably mounted on the base 1 along the axis direction, the other end of the pressing screw 3 extends into the oil pressing chamber 23 and extends along the feeding direction from the feeding hole 21 to the discharging hole 22, and the lower side surface of the pressing screw 3 and the first wall surface 24 jointly define an oil pressing channel 25 so as to press oil particles passing through the oil pressing channel 25 in the rotation process of the pressing screw 3; the rotary driving device 4 is connected with the pressing screw 3 and used for driving the pressing screw 3 to rotate along the axis direction of the pressing screw; the movable driving device 5 is arranged below the barrel 2 and used for driving the barrel 2 to move up and down, so that the eccentricity of the pressing screw 3 relative to the barrel 2 can be adjusted; automatic cleaning device 10 locates the open-ended top is used for the washing squeeze chamber 23 to and, detection device 6 is including corresponding first wall 24 locates squeeze the outer normal position observer 61 of chamber 23, normal position observer 61 is used for ingesting squeeze the image information of passageway 25 in the squeeze chamber 23.
Through set up the grease chamber 23 in the grease chamber 3, and install the grease chamber 3 in the grease chamber 23, the first wall 24 of grease chamber 23 downside forms the passageway 25 that extracts oil of pressing the spiral shell 3, the seed grain gets into grease chamber 23 and through the passageway 25 that extracts oil from feed inlet 21, squeeze the seed grain through the rotation of grease chamber 3 in passageway 25 that extracts oil, make its broken oil, be transparent through setting up first wall 24, can adopt transparent high strength material to make at the downside part of press thorax 2, for example high strength organic glass, set up normal position observer 61 in the below of first wall 24, can acquire the motion image in grease chamber 23, the work seed grain developments of grease chamber 3, wearing and tearing state etc. and then realize accurate control and understanding to the seed grain process that extracts oil, the spiral shell 3 is fixed to be set up relative to base 1 in the direction of height, make along the up and down mobile direction through press thorax 2 the eccentricity of grease chamber 3 relative to press the thorax 2 is adjustable, can adjust the width of passageway 25 that extracts oil, change the pressing environment of the contrast, different detection environment that obtains different detection parameters, can learn the mechanism of the interior motion and the mechanism of 23 that extracts oil.
In this embodiment, the feed inlet 21 is arranged above the barrel 2 for feeding seeds, the discharge outlet 22 is arranged at the bottom of the barrel 2 for discharging oil, and a slag outlet is further arranged at the tail end of the pressing screw 3 on the side of the barrel 2 for passing through the crushed residue. The lower end of the discharge port 22 is also provided with a centrifugal separation device, and oil is separated and filtered by the centrifugal separation device, so that finally collected oil is clean and high in quality. The automatic cleaning device 10 is arranged above the opening of the barrel 2 to clean the oil pressing chamber 23 and the pressing screw 3 in the barrel 2, so that the cleanness of the oil pressing chamber 23 can be kept, and the oil purity can be ensured when the oil pressing tester 100 based on online in-situ monitoring presses different kinds of grains. As shown in fig. 6, two home position observers 61 are arranged below the oil pressing chamber 23, the two home position observers 61 are arranged in parallel and are respectively mounted on two ball screws arranged in parallel, the ball screws are connected with a motor, and the home position observers 61 are driven to move below the oil pressing chamber 23 through the rotation driven by the motor, so that the dynamic monitoring of the inside of the oil pressing chamber 23 is realized. The observation angles of the two in-situ observers 61 are more comprehensive, more image information can be obtained, dynamic monitoring is realized through the movement of the in-situ observers 61, the multi-directional motion information of the grains in the oil pressing chamber 23 can be obtained, and the analysis of an oil pressing mechanism is facilitated.
Further, the rotation driving device 4 includes a first motor 41, a first coupling 42 and a first rotating shaft 43, the first motor 41 has a rotation output shaft, the rotation output shaft is connected to one end of the first coupling 42, the other end of the first coupling 42 is connected to the first rotating shaft 43, and the squeezer 3 is fixed on the first rotating shaft 43; the detecting device 6 further includes a torque sensor 62, a rotation speed sensor 63, and a controller 64, the torque sensor 62 being configured to detect the torque of the first rotating shaft 43; a rotation speed sensor 63 for detecting the rotation speed of the first rotation shaft 43; the controller 64 is electrically connected to the torque sensor 62, the rotation speed sensor 63 and the first motor 41, so as to control the first motor 41 to operate according to the torque measured by the torque sensor 62 and the rotation speed measured by the rotation speed sensor 63.
It is rotatory to drive first pivot 43 through first motor 41, and then drive and press spiral shell 3 to rotate, the realization squeezes the seed grain in the passageway 25 that squeezes oil, squeeze the in-process through torque sensor 62 and tachometric sensor 63 on testing first pivot 43 torque parameter and rotational speed parameter respectively, and then obtain the actual moment of torsion and rotational speed of pressing spiral shell 3 in the in-process that squeezes oil, observe out state and the quality parameter of seed grain in the passageway 25 that squeezes oil through normal position observer 61, relevant information is fed back in real time, then can change the moment of torsion and the rotational speed of pressing spiral shell 3 through the output parameter of adjustment first motor 41, and then improve the effect of squeezing of seed grain, make the seed grain breakage more abundant, improve the oil yield. Of course, the optimal parameter value range can be set by the controller 64 in advance according to different grain qualities, grain types and the like, and then the optimal parameter value is automatically adjusted by the image information shot by the in-situ observer 61, the torque measured by the torque sensor 62 and the rotating speed measured by the rotating speed sensor 63, so that the damage effect of the grains is the best, and the oil yield of the grains is improved. In practical application, the torque sensor 62 and the rotation speed sensor 63 can be mounted on the output shaft of the first motor 41 or on the press screw 3.
Further, as shown in fig. 1 and 2, the barrel 2 includes barrel 26 and lower barrel 27, go up barrel 26 with barrel 27 looks group closes to constitute down the grease chamber 23, the tip of barrel 2 be equipped with the mounting hole 28 of grease chamber 23 intercommunication, mounting hole 28 is located go up barrel 26 with the montage department of barrel 27 down, mounting hole 28 supplies first pivot 43 wears to establish, just the pore wall ring of mounting hole 28 is equipped with a seal groove 29, the test machine that extracts oil based on in situ monitoring still includes the eccentric regulation structure 7 of the squeezer, the eccentric regulation structure 7 of the squeezer includes radial sealing ring 71 and adjusting spring 72, and radial sealing ring 71 overlaps to be located on the first pivot 43, the periphery side wall card of radial sealing ring 71 is arranged in the seal groove 29; and the adjusting spring 72 extends in the vertical direction, the adjusting spring 72 is installed in the sealing groove 29, and two ends of the adjusting spring 72 respectively contact with the groove bottom of the sealing groove 29 and the peripheral side wall of the radial sealing ring 71, so that when the lower barrel 27 moves in the vertical direction, the radial sealing ring 71 is adjusted to move in the vertical direction.
Through the split type design that the barrel 2 is arranged into the upper barrel 26 and the lower barrel 27, the eccentric adjusting structure 7 of the pressing screw is arranged at the splicing position of the upper barrel 26 and the lower barrel 27, and when the lower barrel 27 moves up and down, the radial and axial end face dynamic sealing of the barrel 2 is realized. Through the buffering and supporting action of the adjusting spring 72, when the lower barrel 27 moves up and down, the adjusting spring 72 is compressed or restored, the radial sealing ring 71 is driven to move in the sealing groove 29, and dynamic sealing and end face sealing are realized through the contact precision of the first rotating shaft 43 and the mounting hole 28. The height of the first rotating shaft 43 is kept unchanged by controlling the up-and-down movement of the lower pressing chamber 27, and further the height of the pressing screw 3 is kept unchanged, thereby realizing the width of the oil pressing channel 25. As shown in fig. 1, 3 and 4, in order to facilitate installation and improve the end face sealing effect of the barrel 2, an end cover 73 is provided at the end of the upper barrel 26 and the lower barrel 27 for sealing and fixing, an installation hole 28 for the first rotating shaft 43 to pass through is also provided on the end cover 73, and a sealing groove 29 is provided on the hole wall of the installation hole 28.
Further, the movement driving device 5 is a hydraulic lifter. The vertical movement of the barrel 2 is driven by the hydraulic lifter, and the hydraulic lifter has the advantages of high control precision and stable and reliable movement. The up-and-down movement of the lower barrel 27 is driven by the hydraulic lifter to adjust the eccentricity between the lower barrel 27 and the press screw 3, and the end surface sealing of the barrel 2 is realized when the eccentricity of the press screw 3 is adjusted by the press screw eccentricity adjusting structure 7 arranged between the upper barrel 26 and the lower barrel 27.
Further, the detecting device 6 further includes a pressure sensor 65 and a controller 64, wherein the pressure sensor 65 is configured to detect the pressure of the oil in the oil pressing channel 25; and the controller 64 is electrically connected to the pressure sensor 65 and the mobile driving device 5, so as to control the mobile driving device 5 according to the pressure value measured by the pressure sensor 65.
Through set up pressure sensor 65 on the passageway 25 that extracts oil for detect the pressure of the interior oil of passageway 25 that extracts oil, combine the image information that normal position observer 61 department gathered, can adjust hydraulic pressure lift appearance as required, change the width of passageway 25 that extracts oil, make seed grain best in the below atress of pressing spiral shell 3, press spiral shell 3 and the contact of seed grain is most abundant, thereby improve the machining efficiency of seed grain and the quality of squeezing of seed grain. Through the electric connection of the controller 64, the pressure sensor 65 and the mobile driving device 5, the load of the pressing screw 3 on the seeds can be automatically controlled according to the measured pressure value and the seed state, so that the time is further saved, the oil outlet efficiency is improved, and the pressing quality is improved.
Further, the online in-situ monitoring based oil expression testing machine 100 further comprises a temperature regulator 8 for regulating the temperature of the oil expression chamber 23; the detection device 6 further comprises a first temperature sensor 66, a second temperature sensor 67 and a controller 64, wherein the first temperature sensor 66 is arranged at the feed opening 21 and is used for measuring the temperature of the feed opening 21 in the oil squeezing chamber 23; the second temperature sensor 67 is arranged at the discharge hole 22 and used for measuring the temperature of the discharge hole 22 in the oil squeezing chamber 23; and the controller 64 is electrically connected to the first temperature sensor 66, the second temperature sensor 67 and the temperature regulator 8, so as to control the temperature regulator 8 according to the temperatures measured by the first temperature sensor 66 and the second temperature sensor 67.
The first temperature sensor 66 and the second temperature sensor 67 are respectively arranged at the feeding hole 21 and the discharging hole 22 of the oil pressing chamber 23, so that the temperature value in the oil pressing chamber 23 can be tested, and the temperature difference value measured by the first temperature sensor 66 and the second temperature sensor 67 can be calculated by the controller 64, so that the temperature change in the kernel pressing process can be completely mastered. The temperature in the oil squeezing chamber 23 can be adjusted by arranging the temperature regulator 8, the temperature regulator 8 has the heating or refrigerating effect, and the temperature value in the oil squeezing chamber 23 can be automatically controlled according to actual needs by arranging the controller 64.
Through above structure, can effectually master the temperature in extracting oil, in the experimentation, the influence of test temperature factor that can be complete to the effect of extracting oil has great research meaning to the promotion of the processingquality of seed grain.
Further, the detecting device 6 further comprises a first weigher 68 disposed at the feeding hole 21 and a second weigher 69 disposed at the discharging hole 22. The first weighing device 68 and the second weighing device 69 are respectively used for measuring the quality of the grains before the pressing and the quality of the oil after the pressing, can be used for calculating the quality difference and the quality of the oil before and after the pressing, and can be used for analyzing the oil yield of the grains through measurement. It should be noted that the second weigher 69 measures the mass of the oil collected at the discharge port 22.
Further, as shown in fig. 1, the oil press testing machine 100 based on online in-situ monitoring further includes a cover plate 9 rotatably installed on the barrel 2 for opening and closing the opening; the automatic cleaning device 10 comprises a cleaning spray head 101, a box body 102, a liquid conveying pipeline 103 and a first driving assembly 104, wherein the cleaning spray head 101 is provided with a plurality of spray nozzles which are arranged towards the opening, and the cleaning spray head 101 is movably arranged along the extending direction of the press screw 3; the tank 102 is used for storing cleaning liquid; a liquid delivery pipe 103 having one end connected to the cleaning head 101 and the other end communicated with the tank 102; the first driving assembly 104 is connected to the cleaning nozzle 101, and drives the cleaning nozzle 101 to move along the extending direction of the squeezer 3.
Through set up the opening and set up apron 9 and open and cover the opening in 23 upper ends that squeeze oil, in this embodiment, as shown in fig. 5, be equipped with the connecting hole on the apron 9, the connecting hole is connected with pivot interference fit, and the pivot passes through the coupling joint with the motor, rotates through the motor drive pivot to drive apron 9 and open or be closed automatically. The automatic cleaning device 10 is provided above the opening, and the cleaning nozzle 101 is provided to move in the extending direction of the barrel 3, whereby the inside of the barrel 2 can be cleaned. In this embodiment, first drive assembly 104 includes ball, screw nut and motor, and ball sets up along pressing the extending direction of spiral shell 3, and screw nut and ball screw thread fit are connected, and ball is connected with the motor to through the rotatory drive ball of motor, drive and wash shower nozzle 101 reciprocating motion on ball, thereby wash 2 insides of pressing the thorax, can accomplish different kinds of seed grains on an oil press and squeeze different fluid.
Further, as shown in fig. 1, the oil expression testing machine 100 based on online in-situ monitoring further includes a feeding pipe 110, a baffle 120 and a second driving assembly 130, the feeding pipe 110 is obliquely arranged on the barrel 2 from top to bottom, the feeding pipe 110 includes an inlet and an outlet, and the outlet is communicated with the feeding port 21; the baffle 120 is movably arranged on one side of the inlet along the up-down direction and has a movable stroke close to and far away from the inlet, so that the area of the inlet is reduced when the baffle 120 is close to the inlet, and the area of the inlet is increased when the baffle 120 is far away from the inlet; a second drive assembly 130 drives the flapper 120 toward and away from the inlet.
The area of the inlet is changed by controlling the movement of the baffle 120, so that the size of the inlet is controlled, the amount of grains entering the barrel 2 can be controlled, the phenomenon of blocking is prevented, and meanwhile, the influence of the grain entering amount on the oil pressing effect can be analyzed under the condition of different size inlets.
In this embodiment, as shown in fig. 10, the baffle 120 is mounted on a screw nut, the screw nut is in threaded connection with a ball screw, the ball screw extends in the vertical direction, a motor is fixed on the base 1, and the motor drives the ball screw to rotate, so as to realize the vertical movement of the baffle 120.
Further, as shown in fig. 7, the oil press testing machine 100 based on online in-situ monitoring further includes an friction increasing sheet 140, the friction increasing sheet 140 has a mounting surface and a friction surface which are oppositely arranged, the mounting surface is detachably mounted on the outer surface of the press screw 3, and a plurality of friction protrusions 141 are convexly arranged on the friction surface.
The friction resistance of the outer surface of the pressing screw 3 to the seeds is increased by arranging the detachable friction increasing sheet 140 on the outer surface of the pressing screw 3, and the oil yield is improved. As shown in fig. 8 and 9, the friction protrusions 141 on the friction surface of the friction increasing plate 140 may be provided in various forms, and the oil yield may be different due to the difference of parameters such as the angle, size, distance, etc. of the friction protrusions 141 of different friction increasing plates 140, so that the analysis of a single factor and a combined factor may be performed. The friction increasing sheets 140 are detachably connected, and the friction increasing sheets 140 can be replaced conveniently in a screw connection mode.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. The utility model provides an oil press test machine based on online in-situ monitoring which characterized in that includes:
a base;
the barrel is movably arranged on the base in the vertical direction and is provided with a feed inlet, a discharge outlet and a squeezing oil chamber communicated with the feed inlet and the discharge outlet, the barrel is provided with an opening communicated to the upper end of the squeezing oil chamber, and the lower side wall of the squeezing oil chamber is arranged in a transparent manner to form a first wall surface;
one end of the pressing screw is rotatably installed on the base along the axis direction, the other end of the pressing screw extends into the oil pressing chamber and extends along the feeding direction from the feeding hole to the discharging hole, and an oil pressing channel is defined by the lower side surface of the pressing screw and the first wall surface together so as to press oil particles passing through the oil pressing channel in the rotating process of the pressing screw;
the rotary driving device is connected with the squeezing screw and is used for driving the squeezing screw to rotate along the axis direction of the squeezing screw;
the movable driving device is arranged below the barrel and used for driving the barrel to move up and down, so that the eccentricity of the pressing screw relative to the barrel can be adjusted;
the automatic cleaning device is arranged above the opening and used for cleaning the oil squeezing chamber; and the number of the first and second groups,
the detection device comprises an in-situ observer which is arranged outside the oil pressing chamber corresponding to the first wall surface, and the in-situ observer is used for shooting image information of the oil pressing indoor oil pressing channel;
the rotary driving device comprises a first motor, a first coupler and a first rotating shaft, the first motor is provided with a rotary output shaft, the rotary output shaft is connected with one end of the first coupler, the other end of the first coupler is connected with the first rotating shaft, and the pressing screw is fixed on the first rotating shaft;
the detection device further comprises:
a torque sensor for detecting a torque of the first rotating shaft;
a rotation speed sensor for detecting the rotation speed of the first rotating shaft; and the number of the first and second groups,
the controller is electrically connected with the torque sensor, the rotating speed sensor and the first motor so as to control the first motor to work according to the torque measured by the torque sensor and the rotating speed measured by the rotating speed sensor;
the press chest includes press chest and lower press chest, go up press chest with press the chest looks group down to connect in order to enclose to close and constitute press the grease chamber, the tip of press the chest be equipped with the mounting hole of pressing the grease chamber intercommunication, the mounting hole is located go up press the chest with the montage department of pressing the chest down, the mounting hole supplies first pivot is worn to establish, just the pore wall ring of mounting hole is equipped with a seal groove, the test machine that extracts oil based on in-situ monitoring still includes the eccentric regulation structure of press screw, the eccentric regulation structure of press screw includes:
the radial sealing ring is sleeved on the first rotating shaft, and the outer peripheral side wall of the radial sealing ring is clamped in the sealing groove; and the number of the first and second groups,
the adjusting spring extends in the vertical direction, the adjusting spring is installed in the sealing groove, and two ends of the adjusting spring are respectively abutted to the groove bottom of the sealing groove and the peripheral side wall of the radial sealing ring, so that the radial sealing ring is adjusted to move in the vertical direction when the lower barrel moves in the vertical direction.
2. The online in-situ monitoring based oil expression testing machine according to claim 1, wherein the mobile driving device is a hydraulic elevator.
3. The online in-situ monitoring based oil expression testing machine according to claim 2, wherein the detection device further comprises a pressure sensor for detecting the pressure of oil in the oil expression channel; and (c) a second step of,
the controller is electrically connected with the pressure sensor and the mobile driving device so as to control the mobile driving device according to the pressure value measured by the pressure sensor.
4. The online in-situ monitoring based oil expression testing machine according to claim 1, further comprising a temperature regulator for regulating the temperature of the oil expression chamber;
the detection device further comprises:
the first temperature sensor is arranged at the feed inlet and used for measuring the temperature of the feed inlet in the oil pressing chamber;
the second temperature sensor is arranged at the discharge port and used for measuring the temperature at the discharge port in the oil pressing chamber; and the number of the first and second groups,
and the controller is electrically connected with the first temperature sensor, the second temperature sensor and the temperature regulator so as to control the temperature regulator according to the temperatures measured by the first temperature sensor and the second temperature sensor.
5. The online in-situ monitoring-based oil expression testing machine according to claim 1, wherein the detection device further comprises a first weigher disposed at the inlet and a second weigher disposed at the outlet.
6. The online in-situ monitoring based oil expression testing machine according to claim 1, further comprising a cover plate rotatably mounted on the barrel for opening and closing the opening;
the automatic cleaning device includes:
the cleaning spray head is provided with a plurality of nozzles, the nozzles face the opening, and the cleaning spray head is movably arranged along the extending direction of the pressing screw;
the box body is used for storing cleaning liquid;
one end of the infusion pipeline is connected with the cleaning spray head, and the other end of the infusion pipeline is communicated with the box body;
and the first driving assembly is connected with the cleaning spray head and drives the cleaning spray head to move along the extending direction of the squeezer.
7. The online in-situ monitoring based oil expression testing machine according to claim 1, further comprising:
the feeding pipe is obliquely arranged on the barrel from top to bottom and comprises an inlet and an outlet, and the outlet is communicated with the feeding hole;
the baffle is movably arranged on one side of the inlet along the vertical direction and is provided with a movable stroke close to and far away from the inlet, so that the area of the inlet is reduced when the baffle is close to the inlet, and the area of the inlet is increased when the baffle is far away from the inlet;
and the second driving assembly drives the baffle to move close to and far away from the inlet.
8. The online in-situ monitoring-based oil expression testing machine according to claim 1, further comprising an friction increasing sheet, wherein the friction increasing sheet is provided with a mounting surface and a friction surface which are oppositely arranged, the mounting surface is detachably mounted on the outer surface of the press screw, and a plurality of friction protrusions are convexly arranged on the friction surface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110045679.6A CN112895558B (en) | 2021-01-18 | 2021-01-18 | Oil pressing test machine based on online in-situ monitoring |
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| CN202110045679.6A CN112895558B (en) | 2021-01-18 | 2021-01-18 | Oil pressing test machine based on online in-situ monitoring |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114714657B (en) * | 2022-03-07 | 2023-07-14 | 安陆市天星粮油机械设备有限公司 | Flavor oil production line |
| CN114643735B (en) * | 2022-03-07 | 2023-06-13 | 安陆市天星粮油机械设备有限公司 | Method for producing flavor oil |
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|---|---|
| CN112895558A (en) | 2021-06-04 |
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