CN117583275A - Automatic sample collection mechanism for perfect grains and imperfect grains and grain imperfect grain analyzer - Google Patents

Abstract

The invention relates to an automatic grain sample collection mechanism for perfect grains and imperfect grains and an automatic grain analyzer for grain, wherein the automatic sample collection mechanism comprises a base, two mounting plates, two groups of material returning mechanisms, two round turntables and two groups of rotary driving mechanisms, wherein the two mounting plates are respectively and horizontally arranged above the base at intervals, the two groups of material returning mechanisms are respectively arranged on the base and connected with the two mounting plates, the two groups of material returning mechanisms are used for driving the corresponding mounting plates to horizontally translate relative to the base, the two turntables are respectively and correspondingly rotatably arranged at the upper ends of the two mounting plates, the two groups of rotary driving mechanisms are respectively and correspondingly arranged on the two mounting plates, are respectively and one by one and are in transmission connection with the two turntables, and are respectively provided with a plurality of material boxes uniformly spaced along the circumference of the turntables. The advantages are that: the material receiving device can conveniently perfect the material receiving of the grains and the imperfect grains, can classify the material receiving according to grain varieties of the perfect grains and the imperfect grains, and can also realize material returning after material receiving.

Description

Automatic sample collection mechanism for perfect grains and imperfect grains and grain imperfect grain analyzer

Technical Field

The invention relates to the technical field of grain detection, in particular to an automatic sample collection mechanism for perfect grains and imperfect grains and a grain imperfect grain analyzer.

Background

In the equipment for visual inspection of grain products, the quality of grain varieties is often required to be classified, however, the grain products with the quality are sorted out and are required to be collected and boxed according to the corresponding characteristics. Specifically, in the grain detection process, detection of perfect grains and imperfect grains is generally performed, and the perfect grains and imperfect grains obtained after detection are sorted and sampled.

At present, the existing equipment can only detect perfect grains and imperfect grains of single grains, and cannot realize batch detection of multiple grains, so that the requirement of sample collection cannot be met.

Disclosure of Invention

The invention aims to solve the technical problem of providing an automatic sample collection mechanism for perfect grains and imperfect grains and an imperfect grain analyzer, and effectively overcomes the defects of the prior art.

The technical scheme for solving the technical problems is as follows:

the utility model provides a perfect grain and imperfect grain automatic sample collection mechanism, which comprises a base, two mounting panels, two sets of material returning mechanisms, two circular turntables, two sets of rotary driving mechanisms, two above-mentioned mounting panels are respectively horizontal setting, and control the spaced distribution above the base, two sets of above-mentioned material returning mechanisms are respectively adorned on above-mentioned base, and the one-to-one is connected with two above-mentioned mounting panels, two sets of above-mentioned material returning mechanisms are used for driving the translation about the above-mentioned mounting panel of correspondence relative to above-mentioned base, two above-mentioned turntables are respectively one-to-one rotatory dress in two above-mentioned mounting panel upper ends, two sets of above-mentioned rotary driving mechanisms are respectively one-to-one dress on two above-mentioned mounting panels, and respectively one-to-one with two above-mentioned turntables transmission are connected, be equipped with respectively along its circumference evenly spaced a plurality of magazine of being equipped with on the above-mentioned turntables.

On the basis of the technical scheme, the invention can be improved as follows.

Further, two sliding rails are installed at intervals in front of and behind the upper end of the base, the sliding rails extend in the left-right direction, and the lower ends of the two mounting plates are respectively and slidably installed on the two sliding rails through sliding blocks.

Further, the material returning mechanism comprises a material returning motor, a rack and a gear, wherein the rack is fixed at the upper end of the base along the left-right direction, the material returning motor is arranged at the upper end of the corresponding mounting plate, a motor shaft of the material returning motor vertically penetrates through the mounting plate and is coaxially connected with the gear, and the gear is meshed with the rack.

Further, the base is provided with photoelectric switches at left and right intervals corresponding to the positions of any one side or two sides of the mounting plate, the connecting parts are arranged on any one side or two sides of the mounting plate in a protruding mode, the connecting parts are provided with sensing parts which extend downwards and are matched with the photoelectric switches, and the photoelectric switches and the material returning motor are respectively connected with the controller.

Further, stoppers are respectively provided at the left and right ends of the base corresponding to the positions of the connection portions.

Further, the lower end of the turntable is mounted on the corresponding mounting plate through a transmission shaft coaxially distributed with the turntable, and the rotary driving mechanism is in transmission connection with the transmission shaft.

Further, the rotary driving mechanism comprises a rotary motor, a first belt pulley, a second belt pulley and a belt, wherein the rotary motor is arranged on the mounting plate, a motor shaft of the rotary motor vertically penetrates through the mounting plate and is coaxially connected with the first belt pulley, the second belt pulley is coaxially arranged on the transmission shaft, and the belt surrounds the first belt pulley and the second belt pulley.

Further, the material box penetrates through the rotary disc, codes are respectively arranged at the bottoms of the material boxes, a code reader is arranged on the mounting plate, and the code reader and the rotary motor are connected with a controller.

Further, the turntable is provided with a through hole corresponding to the cartridge, the cross-sectional area of the upper part of the cartridge is larger than that of the lower part of the cartridge, the lower part of the cartridge passes through the through hole, and the upper part of the cartridge is supported at the upper edge of the through hole.

The beneficial effects are that: the grain material collecting device is reasonable in structural design, can conveniently perfect grains and imperfect grains, can collect materials according to grain varieties of perfect grains and imperfect grains, and can also realize material returning after material collection.

The utility model provides a grain imperfect grain analysis appearance, including quick-witted case and the grain food batch feed mechanism that assembles respectively in above-mentioned quick-witted case, single grain blanking mechanism, blanking passageway, perfect grain and imperfect grain sorting mechanism and perfect grain and imperfect grain automatic sample collection mechanism, the opening in the top of above-mentioned quick-witted case, the pan feeding part of above-mentioned grain food batch feed mechanism is arranged in above-mentioned opening, the feed end of above-mentioned single grain blanking mechanism is arranged below the discharge end of above-mentioned grain batch feed mechanism, the upper end passageway mouth of above-mentioned blanking passageway is arranged below the discharge end of above-mentioned single grain blanking mechanism, the interval is equipped with a plurality of cameras around the upper end passageway mouth of above-mentioned blanking passageway, the camera all connects machine vision system, the pan feeding end of above-mentioned perfect grain and imperfect grain sorting mechanism and the lower extreme passageway mouth of above-mentioned blanking passageway of above-mentioned imperfect grain, above-mentioned perfect grain and imperfect grain mechanism have the perfect grain export and the imperfect grain export of the perfect grain export of left and right side of interval distribution, two above-mentioned perfect grain of above-mentioned grain blanking mechanism are arranged in the left and right side of above-mentioned rotary table and above-mentioned two and above-mentioned rotary table of passing out and the above-mentioned rotary table of two side of passing through of below the perfect grain of the above-mentioned rotary table of the above-mentioned grain of the above-mentioned sorting mechanism respectively.

The beneficial effects are that: the whole machine can realize the sampling, discharging and sorting work of different kinds of grains.

Drawings

FIG. 1 is a schematic diagram of a structure of an automatic sample collection mechanism for perfect and imperfect grains according to the present invention;

FIG. 2 is a top view of the structure of the automatic sample collection mechanism for perfect and imperfect pellets of the present invention;

FIG. 3 is a top view of the structure of the automatic sample collection mechanism with the complete and incomplete granules of the present invention, with the material box on one mounting plate removed;

FIG. 4 is a schematic view of the structure of the automatic sample collection mechanism with the base removed in a bottom view;

FIG. 5 is a schematic view showing the internal structure of the grain-defective grain analyzer of the present invention;

FIG. 6 is a structural elevation view of a grain batch feeding mechanism in the grain fraction analyzer of the present invention;

FIG. 7 is a side view of the structure of a batch feed mechanism for food in the grain-defective grain analyzer of the present invention;

FIG. 8 is a schematic diagram of the structure of an auxiliary detector in the grain-defect analyzer of the present invention;

FIG. 9 is a side view of the structure of the perfect grain and imperfect grain sorting mechanism in the grain imperfect grain analyzer of the present invention;

fig. 10 is a top view of the structure of the perfect grain and imperfect grain sorting mechanism in the grain imperfect grain analyzer of the present invention.

In the drawings, the list of components represented by the various numbers is as follows:

1. a base; 2. a mounting plate; 3. a material returning mechanism; 4. a turntable; 5. a rotary driving mechanism; 6. a magazine; 7. a code reader; 8. an optoelectronic switch; 11. a slide rail; 12. a limiter; 21. a connection part; 22. an induction unit; 31. a material returning motor; 32. a rack; 33. a gear; 51. a rotating electric machine; 52. a first pulley; 53. a second pulley; 54. a belt; 91. a chassis; 92. the grain and food batch feeding mechanism; 93. a single grain blanking mechanism; 94. a blanking channel; 95. perfect grain and imperfect grain sorting mechanism; 98. a camera; 99. an auxiliary detector; 921. a trough; 922. a rotation driving device; 923. a fixing plate; 951. a feed cylinder; 952. a material distributing bin; 953. an allocating mechanism; 991. a support plate; 992. a light source; 9211. a material storage cavity; 9231. a blanking port; 9531. a rotating shaft; 9532. the plate is shifted.

Detailed Description

The principles and features of the present invention are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the invention and are not to be construed as limiting the scope of the invention.

Example 1

As shown in fig. 1, 2, 3 and 4, the automatic perfect grain and imperfect grain collecting mechanism of this embodiment includes a base 1, two mounting plates 2, two sets of material returning mechanisms 3, two circular turntables 4 and two sets of rotation driving mechanisms 5, where the two mounting plates 2 are respectively horizontally arranged and distributed above the base 1 at intervals left and right, the two sets of material returning mechanisms 3 are respectively mounted on the base 1 and are connected with the two mounting plates 2 in a one-to-one correspondence manner, the two sets of material returning mechanisms 3 are used for driving the corresponding mounting plates 2 to horizontally translate relative to the base 1, the two turntables 4 are respectively mounted on the upper ends of the two mounting plates 2 in a one-to-one correspondence manner, the two sets of rotation driving mechanisms 5 are respectively mounted on the two mounting plates 2 in a one-to-one correspondence manner and are respectively connected with the two turntables 4 in a transmission manner, and the turntables 4 are respectively mounted with a plurality of material boxes 6 uniformly spaced along the circumferential direction.

The automatic perfect grain and imperfect grain collecting mechanism of the embodiment aims at receiving perfect grains and imperfect grains of different varieties of grains and collecting samples after detection, specifically, a plurality of material boxes 6 on one mounting plate 2 are used for receiving perfect grains of different varieties of grains, a plurality of material boxes 6 on the other mounting plate 2 are used for receiving imperfect grains of different varieties of grains, before receiving, different varieties of grains are matched with the material boxes 6 in advance, in the sample collecting process, two mounting plates 2 are respectively driven by two groups of material returning mechanisms 3 to be close to the upper end of a base 1 along the left-right direction, one material box 6 is respectively arranged on two rotary tables 4 below a perfect grain blanking port and an imperfect grain blanking port, and when the current end detects that grains are perfect grains or imperfect grains of certain varieties of grains, a rotary driving mechanism 5 drives the rotary tables 4 to drive the material boxes 6 to rotate, so that the material boxes 6 matched with the varieties of grains rotate to the position below the perfect grain blanking port or the imperfect grain blanking port. Afterwards, according to the grain varieties that blanking after finishing detection, the corresponding material boxes 6 are sequentially matched, so that each material box 6 can receive perfect grains or imperfect grains of the corresponding grain varieties, until all the material boxes 6 are received, the mounting plate 2 is driven to move to the side of the blanking port towards the end part of the base 1 through the material returning mechanism 3, and a worker can conveniently take the material box 6 filled with the grain grains off the rotary table 4 in a non-material receiving area to replace a new material box 6. After the replacement is finished, the material returning mechanism 3 drives the mounting plate 2 to reversely translate until the initial material receiving position is reached. The whole sample collection mechanism is reasonable in structural design, can conveniently perfect the material receiving of grains and imperfect grains, can sort the material receiving according to grain varieties of perfect grains and imperfect grains, can realize material returning after material receiving, and is very convenient.

In a preferred embodiment, two sliding rails 11 are installed at intervals in front and rear of the upper end of the base 1, the sliding rails 11 extend in the left-right direction, and the lower ends of the two mounting plates 2 are slidably installed on the two sliding rails 11 through sliding blocks, respectively.

In the above embodiment, since the mounting plate 2 is to move left and right relative to the base 1 to move to the receiving position and move to the withdrawing position, the sliding connection between the mounting plate 2 and the base 1 is made by the cooperation of the sliding rail 11 and the sliding block, the structure is more stable, and the translation of the mounting plate 2 is also more accurate.

In a preferred embodiment, the material returning mechanism 3 includes a material returning motor 31, a rack 32, and a gear 33, the rack 32 is fixed to the upper end of the base 1 in the left-right direction, the material returning motor 31 is mounted to the upper end of the corresponding mounting plate 2, a motor shaft thereof vertically penetrates through the mounting plate 2 and is coaxially connected to the gear 33, and the gear 33 is engaged with the rack 32.

In the above embodiment, during operation, the material returning motor 31 drives the gear 33 to rotate, and the gear 33 moves in the left-right direction relative to the rack 32 meshed with the gear 33, so as to drive the whole mounting plate 2 to slide along the slide rail 11, so as to realize the translation to the material feeding position and the material returning position, and the structure design is simple, and the driving is stable.

As a preferred embodiment, the base 1 is provided with a photoelectric switch 8 at a left-right interval at a position corresponding to either one side or both sides of the front and rear sides of the mounting plate 2, the mounting plate 2 is provided with a connecting portion 21 protruding from either one side or both sides of the front and rear sides, the connecting portion 21 is provided with a sensing portion 22 extending downward and adapted to the photoelectric switch 8, and the photoelectric switch 8 and the material returning motor 31 are respectively connected to a controller.

In the above embodiment, when the mounting plate 2 is driven to translate toward the feeding position (i.e., move toward the middle of the upper end of the base 1), moves to approach one of the photoelectric switches 8 in the advancing direction, then the sensing portion 22 approaches the photoelectric switch 8 and is sensed, and then feeds back to the controller, the controller can control the material returning motor 31 to stop, so that the mounting plate 2 stays at the feeding position, and when returning material, the mounting plate 2 is driven to move toward the corresponding end of the base 1 until the sensing portion 22 approaches the other photoelectric switch 8 and is sensed, and then feeds back to the controller, and the controller can control the material returning motor 31 to stop, so that the mounting plate 2 stays at the material returning position. This design allows positioning of the two extreme positions of translation of the mounting plate 2.

In this embodiment, the sensing portion 22 may be a sheet-like plate.

In a preferred embodiment, stoppers 12 are provided at the left and right ends of the base 1 at positions corresponding to the connection portions 21.

In the above embodiment, the safety of the docking of the mounting plate 2 is improved due to the design of the stopper 12 when the mounting plate 2 is translated towards the end of the base 1 to the withdrawal position. The photoelectric switch 8 is prevented from being failed, the mounting plate 2 can not be stopped smoothly, and stopping can be achieved through the limiter 12.

In this embodiment, the stopper 12 may be any suitable structure, such as a structure of a bracket and a rubber column, and may be designed at two ends of the translational track of the connecting portion 21.

In this embodiment, the lower end of the turntable 4 is mounted on the corresponding mounting plate 2 via a transmission shaft coaxially distributed therewith, and the rotation driving mechanism 5 is in transmission connection with the transmission shaft. Specifically, the transmission shaft may be a hollow shaft body, and may be rotatably connected to the mounting plate 2 by means of a bearing or the like.

In a preferred embodiment, the rotary driving mechanism 5 includes a rotary motor 51, a first pulley 52, a second pulley 53, and a belt 54, the rotary motor 51 is mounted on the mounting plate 2, a motor shaft of the rotary motor vertically penetrates through the mounting plate 2 and is coaxially connected to the first pulley 52, the second pulley 53 is coaxially mounted on the transmission shaft, and the belt 54 surrounds the first pulley 52 and the second pulley 53.

In the above embodiment, the rotating motor 51 drives the first belt pulley 52 to rotate, so that the belt 54 drives the second belt pulley 53 and the transmission shaft and the turntable 4 to rotate, thereby realizing the circumferential displacement of the material box 6.

In a preferred embodiment, the cartridges 6 penetrate through the turntable 4, the bottom of each of the cartridges 6 is provided with a code, the mounting plate 2 is provided with a code reader 7, and the code reader 7 and the rotary motor 51 are connected to a controller.

In the above embodiment, when receiving materials of different classification types for perfect grains or imperfect grains, after the front end detects and determines perfect grains or imperfect grains of a certain grain variety, the controller receives detection information and determines the code of the material box 6 to be moved below the material receiving opening (for example, the grain is corn grains, a certain code of the material box 6 corresponds to corn grains, if the grain is rice, one code of the material box 6 corresponds to rice, that is, the material box 6 corresponding to corn only contains corn, and the material box 6 corresponding to rice only contains rice), in the process, the rotary table 4 is driven by the rotary motor 51 to rotate clockwise or anticlockwise, when the material box 6 corresponding to the code is positioned above the code reader 7, then the controller controls the rotary motor 51 to drive the rotary table 4 to rotate the material box 6 above the code reader 7 to drive the material box 6 below the material receiving opening. Realize the automatic matching and receiving of grains of different varieties and the coding and material box 6. The design is quite reasonable, and can realize intelligent sorting and receiving of classified models.

In this embodiment, short columns are vertically disposed at the periphery of the turntable 4 corresponding to the position between every two cartridges 6, a first proximity switch (denoted by a in the figure) is disposed at any position around the turntable 4, and each short column can sequentially pass through the first proximity switch during the rotation of the turntable 4, so that the angular position of the turntable 4 is identified through the induction of the short column and the first proximity switch, and each rotation of the turntable 4 is accurately controlled through a controller connected with the first proximity switch.

In a preferred embodiment, the turntable 4 is provided with a through hole corresponding to the cartridge 6, the cross-sectional area of the upper portion of the cartridge 6 is larger than that of the lower portion thereof, the lower portion of the cartridge 6 passes through the through hole, and the upper portion thereof is supported on the upper edge of the through hole.

In the above embodiment, due to the design of the cartridge 6 with wide top and narrow bottom, the cartridge 6 can be "hung" in the through hole on the corresponding turntable 4, and cannot fall, and the replacement of the cartridge 6 is easier, and only needs to be pulled out upwards.

Example 2

As shown in fig. 5, the grain imperfect grain analyzer of this embodiment includes a chassis 91 and a grain batch feeding mechanism 92, a single grain blanking mechanism 93, a blanking channel 94, a perfect grain and imperfect grain sorting mechanism 95 and an automatic grain sample receiving mechanism (indicated by H in the figure) as in embodiment 1, wherein the top of the chassis 91 is opened, the feeding portion of the grain batch feeding mechanism 92 is located in the opening, the feeding end of the single grain blanking mechanism 93 is located below the discharging end of the grain batch feeding mechanism 92, the upper end channel opening of the blanking channel 94 is located below the discharging end of the single grain blanking mechanism 93, a plurality of cameras 98 are arranged around the upper end channel opening of the blanking channel 94, the cameras 98 are all connected with a machine vision system, the feeding end of the perfect grain and imperfect grain sorting mechanism 95 is in butt joint with the lower end opening of the blanking channel 94, the grain and imperfect grain sorting mechanism 95 is provided with left and right and left and right side outlets and two side outlets of the imperfect grain sorting mechanism 4 are provided with two side outlets and two side outlets of the imperfect grain 4 which are respectively horizontally moved to the two side walls of the chassis 91.

The host of the machine vision system is used as a controller of the whole machine and is integrated on the machine case 91, and meanwhile, a display connected with the controller is arranged on the outer vertical surface of the machine case 91, so that the detected related data can be fed back in real time. Wherein, the electric elements involved in each device or mechanism are connected to the controller, thereby realizing automatic and intelligent control. In this embodiment, the machine vision system belongs to a mature technology in the current market, and will not be described here.

The working process is as follows:

in the detection process, grains of each batch are fed by the grain batch feeding mechanism 92, enter the single grain blanking mechanism 93, then are blanked by the single grain blanking mechanism 93, each dropped grain enters the perfect grain and imperfect grain sorting mechanism 95 through the blanking channel 94, in the blanking process, at the upper end channel opening of the blanking channel 94, a plurality of cameras 98 shoot images of the single grain from a plurality of angles, feed back to the machine vision system for analysis, converted into data, displayed on a display, and judge whether the current grain belongs to perfect grains or imperfect grains, the drop-in grain and imperfect grain sorting mechanism 95 performs actions according to the judgment result of the machine vision system, if perfect grains are, the grain falls out through the perfect grain outlet, if imperfect grains are, the grain falls out through the imperfect grain outlet, and is synchronous, when the machine vision system detects grains, the grain is in the machine vision system, the outlet or imperfect grain is correspondingly driven by the rotary table 4 to the rotary table 4, and the rotary table 4 is matched with the current grain is positioned at the rotary table 4, and the rotary table 4 is matched with the current grain is detected, and the material is matched with the rotary table 4. After all the detection is finished, the two groups of material returning mechanisms 3 respectively drive the corresponding turntables 4 and the material boxes 6 above the turntables from the material supply ports on the corresponding sides of the machine box 91, take out the grain particles in the material boxes 6 to the outside of the machine box 91, and then the material returning mechanisms 3 push the turntables 4 into the machine box 91 again. The whole device has reasonable structural design, and can realize automatic detection of multiple types and batches of grain samples, and subsequent sorting and sample collection of perfect grains and imperfect grains.

As a preferred embodiment, as shown in fig. 6 and 7, the grain batch feeding mechanism 92 includes an annular trough 921, a rotation driving device 922 and a fixing plate 923, the fixing plate 923 is horizontally installed at an upper portion in the cabinet 91, a plurality of storage cavities 9211 are circumferentially provided in the trough 921 at intervals, the storage cavities 9211 are vertically penetrated, a blanking port 9231 is provided at a position corresponding to any one of the storage cavities 9211 on the fixing plate 923, the rotation driving device 922 is assembled at a lower end of the fixing plate 923 and is in transmission connection with the trough 921, and is used for driving the trough 921 to rotate to any one of the storage cavities 9211 to align with the blanking port 9231, the blanking port 9231 forms a discharging end of the grain batch feeding mechanism 92, and the trough 921 forms a feeding portion of the grain batch feeding mechanism 92.

In the above embodiment, multiple batches of grains are respectively and correspondingly put into each storage cavity 9211, and in the initial state, one storage cavity 9211 is left (the storage cavity 9211 is located below the blanking port 9231 in the initial state, the lower ends of other blanking ports 9231 are shielded and sealed by the fixing plate 923, and during blanking, the rotary driving device 922 drives the trough 921 to rotate the angle of one storage cavity 9211, so that the rotary displacement of one storage cavity 9211 can be completed, single batches of grains in the storage cavity 9211 fall into the single grain blanking mechanism 93 through the blanking port 9231, and the next batch of grains can be continuously fed after all the grains in the storage cavity 9211 are detected and collected.

What needs to be stated is: the lower end of the trough 921 may be rotatably connected to the fixing plate 923 through a bearing or other conventional rotation assembly structure, and the rotation driving device 922 may adopt a belt transmission or chain transmission structure (which is not described in detail herein in the prior art), and the power of the belt transmission structure or chain transmission structure is a servo motor, and the servo motor is connected to the controller. And, a second proximity switch b is installed on the fixing plate 923, sensing devices corresponding to each storage cavity 9211 one by one are installed on the periphery of the material tank 921, when the material tank 921 rotates one lattice, the sensing devices on the periphery of the corresponding storage cavity 9211 just move to be close to the second proximity switch b and are sensed, then the second proximity switch b feeds back signals to the controller, and the rotation driving device 922 can stop running, and after a certain period (namely, a single batch of time period for finishing detection) is separated, the material tank 921 is automatically driven to rotate one lattice again to continue discharging.

In this embodiment, the single grain blanking mechanism 93 is a prior art, and a product such as the one in the patent application No. 20202220142519 may be used.

As a preferred embodiment, as shown in fig. 8, the device further includes an auxiliary detector 99, the auxiliary detector 99 includes two support plates 991 and a plurality of light sources 992, the two support plates 991 are horizontally disposed and vertically spaced apart, through holes penetrating vertically are formed in the middle of the two support plates 991, the plurality of light sources 992 are circumferentially spaced apart around the through holes and are respectively clamped between the two support plates 991, the lower support plate 991 is sleeved at an upper end channel opening of the blanking channel 94, a plurality of photographing areas corresponding to the cameras 98 one by one are defined between the plurality of light sources 992, and the plurality of cameras 98 are respectively correspondingly disposed at the peripheries of the plurality of photographing areas.

In the above embodiment, the main purpose of the auxiliary detector 99 is to supplement light to the shooting center of the camera 98, that is, to supplement light to the dropped single grain, so that the camera 98 can shoot a clearer image, and the accuracy of the detection data is ensured.

What needs to be stated is: a pair of photoelectric sensors are arranged on two opposite sides of the blanking channel 94, and are mainly used for detecting whether grain particles fall in the through holes, if so, the grain particles are detected, and information is fed back to the controller, so that a control instruction is given to the camera 98, the camera 98 photographs in real time, and meanwhile, the perfect grain and imperfect grain sorting mechanism 95 starts to sort the grain particles immediately after the perfect grain and imperfect grain information is analyzed by the controller.

As a preferred embodiment, as shown in fig. 9 and 10, the perfect grain and imperfect grain sorting mechanism 95 includes a feeding cylinder 951, a distributing bin 952 and a distributing mechanism 953, wherein the feeding cylinder 951 is vertically disposed at a lower end of the blanking channel 94, the distributing bin 952 is an isosceles trapezoid bin body, an upper end of the distributing bin 952 is connected and communicated with a lower end of the feeding cylinder 951, material outlets are respectively disposed at lower ends of two ends of the distributing bin 952, an upper end of the feeding cylinder 951 forms a feeding end of the perfect grain and imperfect grain sorting mechanism 95, two material outlets form the perfect grain outlet and imperfect grain outlet, the distributing mechanism 953 is disposed in the distributing bin 952 and is located below the feeding cylinder 951, and the distributing mechanism 953 is used for distributing dropped grains to any one direction of the material outlets.

In the above embodiment, the photographed grains fall into the feeding barrel 951, and then are conveyed to the perfect grain outlet or the imperfect grain outlet by the distributing mechanism 953 when falling to the distributing mechanism 953, so that the automatic sorting operation can be completed.

More specifically, the distributing mechanism 953 includes a rotating shaft 9531 and a pulling plate 9532, the rotating shaft 9531 is rotatably installed between both side walls of the distributing bin 952, the pulling plate 9532 is installed on the rotating shaft 9531, and one end of the rotating shaft 9531 is penetrated out of one side wall of the distributing bin 952 and is connected to a power unit B for driving the rotating shaft to rotate. The power device is connected with the controller by adopting a servo motor, so that automatic control operation is realized. In the initial state, the stirring plate 9532 is positioned below the rotating shaft 9531, and after the controller detects and judges that the grains are perfect or imperfect, the power device drives the rotating shaft 9531 to drive the stirring plate 9532 to rotate from bottom to top towards the perfect grain outlet or imperfect grain outlet side, so that grains can be stirred and conveyed to the perfect grain outlet or imperfect grain outlet side, and fall through the perfect grain outlet or imperfect grain outlet.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.

Claims (10)

1. An automatic sample collection mechanism for perfect grains and imperfect grains is characterized in that: including base (1), two mounting panel (2), two sets of material returning mechanism (3), two circular shape carousel (4), two sets of rotary drive mechanism (5), two mounting panel (2) are respectively the level setting to control spaced distribution and be in base (1) top, two sets of material returning mechanism (3) install respectively on base (1) to one-to-one with two mounting panel (2) are connected, two sets of material returning mechanism (3) are used for driving corresponding mounting panel (2) for translation about base (1), two carousel (4) are respectively one-to-one rotation install in two mounting panel (2) upper end, two sets of rotary drive mechanism (5) are respectively one-to-one with two carousel (4) transmission are connected for driving carousel (4) rotation, be equipped with a plurality of evenly spaced magazine (6) along its circumference on carousel (4) respectively.

2. The automatic grain and imperfect grain collecting mechanism according to claim 1, wherein: two sliding rails (11) are arranged at the front and back intervals at the upper end of the base (1), the sliding rails (11) extend along the left and right directions, and the lower ends of the two mounting plates (2) are respectively arranged on the two sliding rails (11) in a sliding mode through sliding blocks.

3. The automatic grain and imperfect grain collecting mechanism according to claim 2, characterized in that: the material returning mechanism (3) comprises a material returning motor (31), a rack (32) and a gear (33), wherein the rack (32) is fixed at the upper end of the base (1) along the left-right direction, the material returning motor (31) is arranged at the upper end of the corresponding mounting plate (2), a motor shaft of the material returning motor vertically penetrates through the mounting plate (2) and is coaxially connected with the gear (33), and the gear (33) is meshed with the rack (32).

4. A perfect grain and imperfect grain automatic sample receiving mechanism according to claim 3, characterized in that: the photoelectric switch (8) is arranged on the base (1) at intervals corresponding to the position of any one side or two sides of the mounting plate (2), the connecting part (21) is arranged on any one side or two sides of the mounting plate (2) in a protruding mode, the sensing part (22) extending downwards and being matched with the photoelectric switch (8) is arranged on the connecting part (21), and the photoelectric switch (8) and the material returning motor (31) are respectively connected with the controller.

5. The automatic sample collection mechanism for perfect and imperfect particles according to claim 4, wherein: and the left end and the right end of the base (1) are respectively provided with a limiter (12) corresponding to the positions of the connecting parts (21).

6. The automatic grain and imperfect grain collecting mechanism according to claim 1, wherein: the lower end of the rotary table (4) is arranged on the corresponding mounting plate (2) through a transmission shaft which is coaxially distributed with the rotary table, and the rotary driving mechanism (5) is in transmission connection with the transmission shaft.

7. The automatic grain and imperfect grain collecting mechanism according to claim 6, wherein: the rotary driving mechanism (5) comprises a rotary motor (51), a first belt pulley (52), a second belt pulley (53) and a belt (54), wherein the rotary motor (51) is arranged on the mounting plate (2), a motor shaft of the rotary motor vertically penetrates through the mounting plate (2) and is coaxially connected with the first belt pulley (52), the second belt pulley (53) is coaxially arranged on the transmission shaft, and the belt (54) surrounds the first belt pulley (52) and the second belt pulley (53).

8. The automatic sample collection mechanism for perfect and imperfect particles according to claim 7, wherein: the material box (6) penetrates through the rotary table (4), codes are respectively arranged at the bottom of the material box (6), a code reader (7) is arranged on the mounting plate (2), and the code reader (7) and the rotary motor (51) are both connected with the controller.

9. The automatic grain and imperfect grain collecting mechanism according to claim 8, wherein: the rotary table (4) is provided with a through hole corresponding to the material box (6), the cross-sectional area of the upper part of the material box (6) is larger than that of the lower part of the material box, the lower part of the material box (6) penetrates through the through hole, and the upper part of the material box is supported at the upper edge of the through hole.

10. An imperfect grain analyzer, characterized in that: the automatic grain and imperfect grain sorting machine comprises a machine box (91) and a grain batch feeding mechanism (92), a single grain blanking mechanism (93), a blanking channel (94), a perfect grain and imperfect grain sorting mechanism (95) and an automatic grain and imperfect grain sample receiving mechanism as set forth in any one of claims 1 to 9, wherein the top of the machine box (91) is provided with an opening, a feeding part of the grain batch feeding mechanism (92) is positioned in the opening, a feeding end of the single grain blanking mechanism (93) is positioned below a discharging end of the grain batch feeding mechanism (92), an upper end channel opening of the blanking channel (94) is positioned below a discharging end of the single grain blanking mechanism (93), a plurality of cameras (98) are arranged around the upper end channel opening of the blanking channel (94) at intervals, the feeding end of the perfect grain and imperfect grain sorting mechanism (95) is connected with a machine vision system, the lower end of the blanking channel (94) is in butt joint with a lower end opening of the blanking channel (95), the imperfect grain sorting mechanism is provided with a left grain sorting mechanism (95) and a right sorting outlet (95) respectively, the imperfect grain sorting mechanism is provided with a left grain sorting outlet and a right sorting outlet (95) respectively, and the side walls of the left side and the right side of the case (91) are provided with delivery ports for left and right translation and in-out of the two mounting plates (2) and the rotary table (4) above.