Full-automatic grain toxin detection device

Abstract

The invention relates to the technical field of grain detection, and provides a full-automatic grain toxin detection device. Comprising a shell unit, and a pretreatment unit and a toxin detection unit are arranged in the shell unit; the pretreatment unit is provided with a grinding assembly and a material transferring assembly, and ground grains processed and produced by the grinding assembly enter the material transferring assembly to be temporarily stored; the pretreatment unit is further provided with a centrifugal tube discharging assembly, an extracting solution injection assembly and a material receiving assembly. Wherein a centrifugal tube in the centrifugal tube discharging assembly enters the material receiving assembly, the centrifugal tube is used for receiving grain ground powder transferred by the material transferring assembly after a cover body is opened under the action of the material receiving assembly, and the centrifugal tube containing the grain ground powder injects an extracting solution and then is buckled with the cover body to enter the toxin detection unit for toxin detection. The grain toxin detection device has the beneficial effects that the full-automatic pretreatment unit and the toxin detection unit are integrated in the grain toxin detection device, the whole detection process is free of manual participation, the automation degree is high, and the detection efficiency is high.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of grain detection, and particularly relates to a full-automatic grain toxin detection device. BACKGROUND

[0002] In the prior art, the flour for grain toxin detection is basically manually operated, and then the flour is put into a detection device to complete toxin detection according to steps. The traditional toxin detection device has low integration degree, especially does not integrate a grain pretreatment device, and has low automation degree, so that the toxin detection efficiency still needs to be improved.

[0003] In view of this, the present application is provided. SUMMARY

[0004] The present application aims to provide a full-automatic grain toxin detection device to solve the technical problems in the prior art.

[0005] To achieve the above-mentioned purpose, the technical scheme adopted by the present application is as follows: a full-automatic grain toxin detection device, comprising: a shell unit, a pretreatment unit and a toxin detection unit are arranged in the shell unit; The pretreatment unit is provided with a flour milling assembly and a material transferring assembly, and the flour produced by the flour milling assembly enters the material transferring assembly for temporary storage; The pretreatment unit is further provided with a centrifugal tube discharging assembly, an extract injection assembly and a material receiving assembly; The centrifugal tube in the centrifugal tube discharging assembly enters the material receiving assembly, and under the action of the material receiving assembly, the centrifugal tube opens the cover body to receive the grain flour transferred by the material transferring assembly, and after the centrifugal tube containing the grain flour is injected with extract, the cover body is fastened to enter the toxin detection unit for toxin detection.

[0006] In an optional embodiment, the flour milling assembly comprises a cylinder mill, the cylinder mill is detachably fixed on an annular clamp jaw, the annular clamp jaw is connected to a lifting module through a rotating shaft, the rotating shaft is in transmission connection with a driving motor arranged outside the lifting module, and a cylinder cover is arranged on the connecting plate at the telescopic end of the lifting module, and the cylinder cover is used for fastening the cylinder body opening of the cylinder mill.

[0007] In an optional embodiment, the pretreatment unit is further provided with a cleaning assembly, the cleaning assembly comprises a rotatable spray head and a scraper, the spray head is provided with at least three, and is uniformly arranged on a claw disc, the claw disc is connected to a swing rod, and the scraper is arranged below the cylinder cover.

[0008] In an optional embodiment, the pretreatment unit is further provided with a cooling assembly, a water cooling circulation pipeline of the cooling assembly is arranged in the annular clamp jaw, and the water inlet and the water outlet on the annular clamp jaw are connected to the slip ring of the rotating shaft through a pipeline.

[0009] In an optional embodiment, the grinding assembly, the cleaning assembly and the cooling assembly are arranged in a sealed cavity, and the sealed cavity is provided with a dust suction port.

[0010] In an optional embodiment, the material rotating assembly comprises a base, and a slope and a first linear drive are arranged on the base. An output end of the first linear drive is connected to a fixed end of a second linear drive, and an output end of the second linear drive is fixedly connected to a cup holder. The cup holder is rotationally connected to a material receiving cup through a first connecting shaft. A second connecting shaft is further arranged on the material receiving cup, and the second connecting shaft is located below the first connecting shaft and parallel to an axis of the first connecting shaft. The second connecting shaft is used to overturn the material receiving cup by moving along a slope surface of the slope.

[0011] In an optional embodiment, the material receiving assembly is provided with a rotating plate, and first and second workstations are arranged at two ends of the rotating plate. At least one adsorption manipulator is arranged between the first and second workstations. The material receiving assembly is further provided with an uncapping manipulator, and the uncapping manipulator comprises a lifting module, a rotating module and an uncapping module.

[0012] In an optional embodiment, the centrifugal tube unloading assembly is provided with a storage bin, and a rotary switch is arranged below the storage bin. A slide is connected below the rotary switch.

[0013] In an optional embodiment, the toxin detection unit is provided with a linear module and a material temporary storage bin. The linear module is connected to first and second clamping jaws. A pipette gun is arranged on the second clamping jaw. The material temporary storage bin is used to temporarily store the centrifugal tube falling through a material guide pipe. The toxin detection unit is further provided with a dilution platform, a filter gun head storage platform and a liquid suction gun head storage platform. A plurality of mixing holes are arranged on the dilution platform. A plurality of filter gun heads are stored on the filter gun head storage platform. A plurality of liquid suction gun heads are stored on the liquid suction gun head storage platform.

[0014] In an optional embodiment, the toxin detection unit is further provided with a reagent strip box, a toxin detection box, a mixing platform, an uncapping and clamping platform, a dilution liquid storage platform and a centrifugation platform. The reagent strip box is provided with a box body and a box cover. A plurality of clamping grooves are arranged in the box body. A plurality of reagent strips are stored in each clamping groove. The plurality of reagent strips in each clamping groove can be extended out of the clamping groove under the action of a push rod. The uncapping and clamping platform is provided with an opening and closing clamping jaw. The opening and closing clamping jaw cooperates with the first clamping jaw to open and close the cover of the centrifugal tube. The centrifugal platform is provided with a rotating shaft, the top end of the rotating shaft is connected with the center position of the connecting cross bar, and the two ends of the cross bar are respectively rotationally connected with a supporting ring.

[0015] The present application has the advantages of: (1) The grain toxin detection device is not only integrated with a toxin detection unit, but also integrated with a full-automatic pretreatment unit. The grain is processed into flour by the cylinder mill in the pretreatment unit. After the flour is automatically stored in the centrifugal tube and the extraction solution is automatically injected into the centrifugal tube, the centrifugal tube enters the toxin detection unit to complete the toxin detection. The whole detection process is free of manual intervention, has high automation degree and high detection efficiency.

[0016] (2) The pretreatment unit of the grain toxin detection device can fully automatically process the grain into flour, and is provided with a cooling assembly and a cleaning assembly, so as to ensure the cleaning degree of the pretreatment unit and prevent the flour from being hardened during the processing.

[0017] (3) The material transferring assembly in the pretreatment unit of the grain toxin detection device is linearly contracted in stages through the first linear drive and the second linear drive, the second connecting shaft of the receiving cup moves along the slope surface, the second connecting shaft is turned over during the ascending process along the slope surface, and the flour in the receiving cup is poured into the centrifugal tube with the cover opened. The structure design is novel. Especially, the two-stage telescopic structure can save the space occupied by the whole material transferring assembly compared with the single linear drive element. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0019] Figure 1 The external structure diagram of the grain toxin full-automatic detection device provided by an embodiment of the present application is shown.

[0020] Figure 2 The internal structure diagram of the grain toxin full-automatic detection device provided by an embodiment of the present application is shown. Figure One .

[0021] Figure 3 The internal structure diagram of the grain toxin full-automatic detection device provided by an embodiment of the present application is shown. Figure Two .

[0022] Figure 4 The internal structure diagram of the grain toxin full-automatic detection device provided by an embodiment of the present application is shown.Figure Three .

[0023] Figure 5 The structural schematic view of the grinding assembly, cleaning assembly and cooling assembly provided by an embodiment of the present application.

[0024] Figure 6 The structural schematic view of the material rotating assembly provided by an embodiment of the present application.

[0025] Figure 7 The structural schematic view of the centrifugal tube unloading assembly provided by an embodiment of the present application.

[0026] Figure 8 The structural schematic view of the toxin detection unit provided by an embodiment of the present application Figure One .

[0027] Figure 9 The structural schematic view of the toxin detection unit provided by an embodiment of the present application Figure Two .

[0028] Figure 10 The structural schematic view of the reagent strip box provided by an embodiment of the present application.

[0029] Figure 11 The structural schematic view of the cover opening and clamping platform provided by an embodiment of the present application.

[0030] Figure 12 The structural schematic view of the centrifugal platform provided by an embodiment of the present application.

[0031] Figure 13 The structural schematic view of the filter gun head provided by an embodiment of the present application.

[0032] Figure 14 The structural schematic view of the liquid suction gun head provided by an embodiment of the present application.

[0033] Among them, the reference signs are: 1 - shell unit; 2 - pretreatment unit; 21 - grinding assembly, 211 - cylinder grinder, 2111 - cylinder opening, 212 - annular clamping jaw, 213 - rotating shaft, 214 - lifting module, 215 - connecting plate, 216 - driving motor, 217 - grain feeding port; 22 - centrifugal tube unloading assembly, 221 - storage bin, 222 - rotary switch, 223 - slide; 23 - cleaning assembly, 231 - spray head, 232 - scraper, 233 - swing rod, 234 - sealed cavity shell, 2341 - dust suction port; 24 - transfer assembly, 241 - receiving cup, 242 - cup holder, 243 - ramp, 244 - first connecting shaft, 245 - second connecting shaft, 246 - discharge opening, 247 - second linear drive; 25 - cooling assembly, 251 - slip ring; 26 - receiving assembly, 261 - rotating plate, 262 - first station, 263 - second station, 264 - suction robot, 265 - cap opening robot, 2651 - lifting module, 2652 - rotating module, 2653 - cap opening module, 266 - guide tube; 3 - toxin detection unit; 31 - linear module, 3101 - first clamping jaw, 3102 - second clamping jaw, 3103 - pipette; 32 - dilution platform; 33 - filter tip storage platform, 331 - filter tip; 34 - pipette tip storage platform, 341 - pipette tip; 35 - material temporary storage bin; 36 - reagent strip box, 361 - box body, 362 - box cover, 363 - reagent strip, 364 - clamping groove; 37 - toxin detection box; 38 - mixing platform, 39 - cap opening and clamping platform, 391 - opening and closing clamping jaw; 310 - dilution liquid storage platform; 311 - centrifugation platform, 3111 - rotating shaft, 3112 - cross rod, 3113 - retainer ring. DETAILED DESCRIPTION

[0034] In order to make the technical problems to be solved by the present application, technical solutions and beneficial effects more clearly understood, the present application will be further described in detail below in conjunction with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the present application and not to limit the present application.

[0035] It should be noted that when a component is referred to as "fixed to" or "pasted" to another component, it can be directly or indirectly located on the other component. When a component is referred to as "connected to" another component, it can be directly or indirectly connected to the other component. The terms "up", "down", "left", "right", "front", "back", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or position based on the orientation or position shown in the drawings, and are only for the purpose of description, and cannot be understood as a limitation on the technical solutions. The terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "a plurality of" is two or more, and the meaning of "several" is any number including one, unless otherwise explicitly specified.

[0036] Please refer to the accompanying Figures 1-14The embodiment aims to provide a full-automatic grain toxin detection device, which comprises a shell unit 1, a pretreatment unit 2 and a toxin detection unit 3 arranged in the shell unit 1; the pretreatment unit 2 is provided with a grinding assembly 21 and a material transferring assembly 24, the grain powder produced by the grinding assembly 21 enters the material transferring assembly 24 for temporary storage; the pretreatment unit 2 is further provided with a centrifugal tube discharging assembly 22, an extracting liquid injection assembly and a receiving assembly 26; wherein the centrifugal tube in the centrifugal tube discharging assembly 22 enters the receiving assembly 26, the centrifugal tube is opened under the action of the receiving assembly 26 to receive the grain powder transferred by the material transferring assembly 24, and the centrifugal tube containing the grain powder is injected with the extracting liquid and then the cover is buckled to enter the toxin detection unit 3 for toxin detection.

[0037] In the embodiment, the grain enters the open cylinder grinder 211 through the grain feeding port 217. The grinding assembly 21 comprises the cylinder grinder 211 which is detachably fixed on the annular clamping jaw 212, the annular clamping jaw 212 is connected to the lifting module 214 through the rotating shaft 213, the rotating shaft 213 is in transmission connection with the driving motor 216 arranged outside the lifting module 214; the connecting plate 215 at the telescopic end of the lifting module 214 is provided with a cylinder cover for buckling the cylinder body opening 2111 of the cylinder grinder 211. The grain in the cylinder grinder 211 can be processed into grain powder, and the grain powder formed by processing can be poured into the receiving cup 241 after the cylinder grinder 211 is opened.

[0038] Further, the pretreatment unit 2 is further provided with a cleaning assembly 23, the cleaning assembly 23 comprises a rotatable spray head 231 and a scraper 232; the spray head 231 is provided with at least three, which are uniformly arranged on the jaw disc, the jaw disc is connected to the swing rod 233; the scraper 232 is arranged below the cylinder cover. After the processing of the cylinder grinder 211 is completed, the scraper 232 rotating at high speed under the driving of the motor can be used to clean the cylinder body opening 2111, the cylinder grinder 211 can also be rotated to the position opposite to the spray head 231, the spray head 231 rotates at high speed under the action of the jaw disc and sprays gas to clean the inside of the cylinder grinder 211, the jaw disc is in transmission connection with the motor below the swing rod 233. When the spray head 231 is not used, it moves to the non-working area under the action of the swing rod 233. The grinding assembly 21, the cleaning assembly 23 and the cooling assembly 25 are arranged in the sealed cavity 234, the sealed cavity 234 is provided with a dust suction port 2341, and the impurities generated by the cleaning of the spray head 231 and the scraper 232 are discharged through the dust suction port 2341.

[0039] It should be pointed out that the pretreatment unit 2 is further provided with the cooling assembly 25, the water cooling circulation pipeline of the cooling assembly 25 is arranged in the annular clamping jaw 212, and the water inlet and the water outlet on the annular clamping jaw 212 are connected with the slip ring 251 connected with the rotating shaft 213 through the pipeline. The slip ring 251 can prevent the connection pipeline of the cooling assembly 25 from winding, and the water cooling circulation pipeline of the cooling assembly can prevent the grain powder from being hardened during the processing.

[0040] Further, the material transferring assembly 24 comprises a base, a slope 243 and a first linear drive are arranged on the base, an output end of the first linear drive is connected to a fixed end of a second linear drive 247, an output end of the second linear drive 247 is fixedly connected to a cup holder 242, the cup holder 242 is rotatably connected to a material receiving cup 241 through a first connecting shaft 244, a second connecting shaft 245 is further arranged on the material receiving cup 241, the second connecting shaft 245 is below the first connecting shaft 244, the second connecting shaft 245 is parallel to an axis of the first connecting shaft 244, and the second connecting shaft 245 rotates to overturn the material receiving cup 241 along a slope surface of the slope 243. Specifically, after the material receiving cup 241 receives a specified amount of powder, the first linear drive and the second linear drive 247 gradually perform linear contraction movement, the second connecting shaft 245 of the material receiving cup 241 moves along the slope surface of the slope 243, and the second connecting shaft 245 overturns the material receiving cup 241 during the process of rising along the slope surface of the slope 243 to pour the powder in the material receiving cup 241 into the centrifugal tube with the cover opened. In the preferred embodiment, the first linear drive is a screw nut pair, the second linear drive 247 is a telescopic rod, and the movable nut is fixedly connected to a non- telescopic end of the telescopic rod. Compared with the single linear drive element, this arrangement can save the space occupied by the whole material transferring assembly 24 under the premise of meeting the movement stroke of the material receiving cup 241.

[0041] It is worth mentioning that the material receiving assembly 26 is provided with a rotating plate 261, the rotating plate 261 is rotatable, a first station 262 and a second station 263 are arranged at two ends of the rotating plate 261 respectively, a limiting shell is arranged on each of the first station 262 and the second station 263, an opening is arranged on a side wall of each limiting shell for the suction mechanical arm 264 to extend into the centrifugal tube; the limiting shells below the first station 262 and the second station 263 are left empty, so that the centrifugal tube can fall into the material guide pipe 266 when not being suctioned. At least one suction mechanical arm 264 is arranged between the first station 262 and the second station 263, the suction mechanical arm 264 is used for suctioning the centrifugal tube, and the suction mechanical arm 264 is also used for cooperating with the cover opening mechanical arm 265 in the material receiving assembly 26 to open and close the cover of the centrifugal tube. The cover opening mechanical arm 265 of the material receiving assembly 26 comprises a lifting module 2651, a rotating module 2652 and a cover opening module 2653, the cover opening module 2653 can be lifted and rotated simultaneously under the action of the lifting module 2651 and the rotating module 2652. When opening the cover, the suction mechanical arm 264 limits the centrifugal tube to be stationary, and the cover opening module 2653 clamps the centrifugal tube cover and rotates upward, and when closing the cover, the suction mechanical arm 264 limits the centrifugal tube to be stationary, and the cover opening module 2653 clamps the centrifugal tube cover and rotates downward.

[0042] Further, the centrifugal tube unloading assembly 22 is provided with a storage bin 221, and a rotary switch 222 is arranged below the storage bin 221, and a slide 223 is connected below the rotary switch 222. The rotary switch 222 can transport one centrifugal tube to the limiting shell of the first station 262 or the second station 263 of the receiving assembly 26 every rotation, and the centrifugal tube is simultaneously adsorbed and limited by the adsorption manipulator 264. The first station 262 and the second station 263 of the rotating plate 261 of the receiving assembly 26 can be rotated to below the receiving cup 241 respectively, for receiving the ground powder of the centrifugal tube with the cover opened, and the first station 262 and the second station 263 of the rotating plate 261 of the receiving assembly 26 can be continuously rotated to below the extraction liquid injection assembly, so that the centrifugal tube for receiving the ground powder continuously receives the extraction liquid, and the centrifugal tube after injection of the extraction liquid is buckled with the cover body and then enters the toxin detection unit 3 through the guide pipe 266.

[0043] In the embodiment, the toxin detection unit 3 is provided with a linear module 31 and a material temporary storage bin 35, the linear module 31 is connected with a first clamping jaw 3101 and a second clamping jaw 3102, and a pipette gun 3103 is arranged on the second clamping jaw 3102; and the material temporary storage bin 35 is used for temporarily receiving the centrifugal tube falling through the guide pipe 266. It should be noted that the linear module 31 can realize the movement of the first clamping jaw 3101 and the second clamping jaw 3102 in X, Y and Z directions, and the first clamping jaw 3101 can grip the cover body of the centrifugal tube and rotate the cover body.

[0044] In addition, the toxin detection unit 3 is also provided with a dilution platform 32, a filter gun head storage platform 33 and a liquid suction gun head storage platform 34; the dilution platform 32 is provided with a plurality of mixing holes, the filter gun head storage platform 33 stores a plurality of filter gun heads 331, and the liquid suction gun head storage platform 34 stores a plurality of liquid suction gun heads 341. The toxin detection unit 3 is also provided with a reagent strip box 36, a toxin detection box 37, a mixing platform 38, an uncapping clamping platform 39, a dilution liquid storage platform 310 and a centrifugal platform 311; the reagent strip box 36 is provided with a box body 361 and a box cover 362, a plurality of clamping grooves 364 are arranged in the box body 361, a plurality of reagent strips are stored in each clamping groove 364, and the plurality of reagent strips in each clamping groove 364 can be stretched out of the clamping groove 364 under the action of a push rod. The uncapping clamping platform 39 is provided with an opening and closing clamping jaw 391, which cooperates with the first clamping jaw 3101 to open and buckle the cover body of the centrifugal tube. The centrifugal platform 311 is provided with a rotating shaft 3111, the top end of the rotating shaft 3111 is connected with the center position of a connecting cross rod 3112, and two ends of the cross rod 3112 are rotatably connected with a supporting ring 3113 respectively.

[0045] The specific toxin detection process includes the following steps: S1: the centrifuge tube in the material temporary storage 35 is transported to the mixing platform 38 to complete mixing and obtain mixed liquid, and then is transported to the centrifuge platform 311 to obtain centrifugal liquid; The ground powder in the centrifuge tube in the material temporary storage 35 entering the toxin detection unit 3 has been injected with extraction liquid, and the centrifuge tube is transported to the mixing platform 38 by the first clamping jaw 3101, the ground powder and the extraction liquid in the centrifuge tube are mixed under the vibration of the mixing platform 38, and the mixed liquid is formed in the centrifuge tube; Then the centrifuge tube storing the mixed liquid is transported to the support ring 3113 of the centrifuge platform 311, the rotating shaft 3111 and the cross bar 3112 rotate at high speed under the action of the driving device, and the centrifuge tube in the support ring 3113 also rotates around the rotating shaft 3111 as the center, the axis of the centrifuge tube and the axis of the rotating shaft 3111 form a certain angle during the rotation, the rotating shaft 3111 stops rotating after rotating for a certain time, and the centrifuge tube changes from the inclined state to the vertical state again and is stationary for a period of time. As described above, the mixed liquid in the centrifuge tube completes the centrifugation process to form centrifugal liquid.

[0046] S2: the centrifugal liquid is filtered by the filter gun head 331 and is transported to a mixed liquid hole on the dilution platform 32; The second clamping jaw 3102 drives the pipette 3103 to move above the liquid suction gun head storage platform 34, the pipette 3103 moves downward to pick up the liquid suction gun head 341 after aiming at the liquid suction gun head 341 in the liquid suction gun head storage platform 34; at this time, the centrifuge tube that has completed mixing is transported to the cap opening and clamping platform 39 by the first clamping jaw 3101, the first clamping jaw 3101 cooperates with the opening and closing clamping jaw 391 of the cap opening and clamping platform 39 to open the cap of the centrifuge tube; then, the pipette 3103 sucks the centrifugal liquid in the centrifuge tube by using the liquid suction gun head 341 inserted by the pipette 3103, the pipette 3103 carrying the liquid suction gun head 341 moves above the filter gun head storage platform 33, aims the liquid suction gun head 341 at one filter gun head 331 in the filter gun head storage platform 33, the pipette 3103 carries the liquid suction gun head 341 to insert the filter gun head 331, and then the pipette 3103 carrying the inserted liquid suction gun head 341 and filter gun head 331 moves above the dilution platform 32, aims at a mixed liquid hole on the dilution platform 32, and injects the centrifugal liquid in the liquid suction gun head 341 into the mixed liquid hole after filtering by the filter gun head 331; S3: the dilution liquid is transported to another mixed liquid hole on the dilution platform 32 by the liquid suction gun head 341; The pipette 3103 carries the inserted pipette tip 341 and the filter tip 331 to above the waste hopper of the toxin detection unit 3, which is not shown in the drawing, and automatically drops the used pipette tip 341 and the filter tip 331 into the waste hopper; then the pipette 3103 moves to the pipette tip storage platform 34 to insert a new pipette tip 341, and carries the new pipette tip 341 to the diluent storage platform 310 to suck the diluent, and then transfers the diluent to another mixing hole of the dilution platform 32; S4: The filtered centrifugal liquid in the mixing hole of the dilution platform 32 is transferred to the mixing hole of the dilution platform 32 storing the diluent by the pipette tip 341, and the centrifugal liquid diluted according to a certain proportion, i.e. the detection liquid, is obtained; The pipette 3103 continues to use the pipette tip 341, and a certain amount of the filtered centrifugal liquid in the mixing hole is sucked by the pipette tip 341 and injected into the mixing hole storing the diluent, so as to complete the dilution to obtain the detection liquid; S5: The detection liquid is transferred to the reagent strip in the reagent strip box 36, and after the detection liquid reacts with the reagent strip for a period of time, the reagent strip is transferred to the toxin detection box 37 for toxin detection; After the pipette 3103 drops the used pipette tip 341 into the waste hopper and inserts a new pipette tip 341, the pipette 3103 carries the new pipette tip 341 to suck the detection liquid and moves to above the reagent strip box 36, the box cover 362 is automatically opened, the new pipette tip 341 injects the detection liquid into the reagent strip, and after the detection liquid reacts with the reagent strip for a period of time, the first gripper 3101 transfers the reagent strip to the toxin detection box 37 for toxin detection.

[0047] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, and are not limited thereto; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A fully automatic detection device for food toxins, characterized by, The application relates to a grain processing device. The device comprises a shell unit (1) provided with a pretreatment unit (2) and a toxin detection unit (3); the pretreatment unit (2) is provided with a flour milling assembly (21) and a material transferring assembly (24), the flour milling assembly (21) processes grain flour which is temporarily stored in the material transferring assembly (24). The pretreatment unit (2) is further provided with a centrifugal tube discharging assembly (22), an extracting liquid injection assembly and a material receiving assembly (26). The centrifugal tube in the centrifugal tube discharging assembly (22) enters the material receiving assembly (26), and under the action of the material receiving assembly (26), the centrifugal tube opens a cover body to receive the grain flour transferred by the material transferring assembly (24), and after the centrifugal tube containing the grain flour is injected with extracting liquid, the cover body is buckled to enter the toxin detection unit (3) for toxin detection. The flour milling assembly (21) comprises a cylinder mill (211) which is detachably fixed on an annular clamp jaw (212), the annular clamp jaw (212) is connected to a lifting module (214) through a rotating shaft (213), the rotating shaft (213) is in transmission connection with a driving motor (216) arranged outside the lifting module (214); a cylinder cover is arranged on a connecting plate (215) at the telescopic end of the lifting module (214), and the cylinder cover is used for buckling a cylinder body opening (2111) of the cylinder mill (211).

2. The food toxin automatic detection device according to claim 1, wherein The pretreatment unit (2) is further provided with a cleaning assembly (23), the cleaning assembly (23) comprises rotatable nozzles (231) and a scraper (232); the nozzles (231) are arranged on a claw disc, and at least three nozzles (231) are uniformly arranged on the claw disc, the claw disc is connected to a swing rod (233); the scraper (232) is arranged below the cylinder cover.

3. The food toxin automatic detection device according to claim 2, wherein The pretreatment unit (2) is further provided with a cooling assembly (25), a water cooling circulation pipeline of the cooling assembly (25) is arranged in the annular clamp jaw (212), and a water inlet and a water outlet on the annular clamp jaw (212) are connected to a slip ring (251) connected with the rotating shaft (213) through a pipeline.

4. The food toxin automatic detection device according to claim 3, wherein The flour milling assembly (21), the cleaning assembly (23) and the cooling assembly (25) are arranged in a sealed cavity shell (234), and the sealed cavity shell (234) is provided with a dust suction port (2341).

5. The food toxin automatic detection device according to claim 4, wherein ​ 6. The food toxin automatic detection apparatus according to claim 1, wherein The material transferring assembly (24) comprises a base, a slope (243) and a first linear drive arranged on the base, an output end of the first linear drive being connected to a fixed end of a second linear drive (247), an output end of the second linear drive (247) being fixedly connected to a cup holder (242), the cup holder (242) being rotatably connected to a material receiving cup (241) through a first connecting shaft (244), a second connecting shaft (245) being further arranged on the material receiving cup (241), the second connecting shaft (245) being located below the first connecting shaft (244), the second connecting shaft (245) being parallel to an axis of the first connecting shaft (244), the second connecting shaft (245) being moved along a slope surface of the slope (243) to overturn the material receiving cup (241).

7. The food toxin automatic detection apparatus according to claim 1, wherein The material receiving assembly (26) is provided with a rotating plate (261), two ends of the rotating plate (261) being respectively provided with a first station (262) and a second station (263), at least one adsorption manipulator (264) being arranged between the first station (262) and the second station (263), the material receiving assembly (26) being further provided with an uncapping manipulator (265), the uncapping manipulator (265) comprising a lifting module (2651), a rotating module (2652) and an uncapping module (2653).

8. The food toxin automatic detection device according to claim 1, wherein The centrifugal tube discharging assembly (22) is provided with a storage bin (221), a rotary switch (222) being arranged below the storage bin (221), a slide (223) being connected below the rotary switch (222).

9. The food toxin automatic detection apparatus according to claim 1, wherein The toxin detection unit (3) is provided with a linear module (31) and a material temporary storage bin (35), the linear module (31) being connected to a first clamping jaw (3101) and a second clamping jaw (3102), the second clamping jaw (3102) being provided with a pipette gun (3103); the material temporary storage bin (35) is used for temporarily containing the centrifugal tube falling through a material guide pipe (266); The toxin detection unit (3) is further provided with a dilution platform (32), a filter gun head storage platform (33) and a liquid suction gun head storage platform (34); the dilution platform (32) is provided with a plurality of mixing holes, the filter gun head storage platform (33) is stored with a plurality of filter gun heads (331), and the liquid suction gun head storage platform (34) is stored with a plurality of liquid suction gun heads (341).

10. The food toxin automatic detection device according to claim 9, wherein The toxin detection unit (3) is further provided with a reagent strip box (36), a toxin detection box (37), a mixing platform (38), an uncapping clamping platform (39), a diluent storage platform (310) and a centrifugation platform (311); The reagent strip box (36) is provided with a box body (361) and a box cover (362), a plurality of clamping grooves (364) being arranged in the box body (361), a plurality of reagent strips being stored in each clamping groove (364), and the plurality of reagent strips in each clamping groove (364) can be extended out of the clamping groove (364) under the action of a push rod; The opening and closing clamping platform (39) is provided with opening and closing clamping jaws (391), which cooperate with the first clamping jaw (3101) to open and close the cover of the centrifugal tube. The centrifugal platform (311) is provided with a rotating shaft (3111), the top end of the rotating shaft (3111) is connected with the center position of a connecting cross rod (3112), and the two ends of the cross rod (3112) are respectively rotationally connected with a supporting ring (3113).

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