CN111530748B

CN111530748B - Product screening and classifying device for intelligent manufacturing

Info

Publication number: CN111530748B
Application number: CN202010428296.2A
Authority: CN
Inventors: 李申林
Original assignee: Zheng Longhai
Current assignee: Zheng Longhai
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2021-08-10
Anticipated expiration: 2040-05-20
Also published as: CN111530748A

Abstract

The invention discloses a product screening and classifying device for intelligent manufacturing, which comprises a screening groove, wherein the bottom of the screening groove is provided with an installation surface, the screening groove is fixedly installed at the top of the installation surface and is obliquely arranged, a screening pushing assembly is arranged at the top of the screening groove, one end of the screening groove is provided with a feeding hopper, the bottom of the feeding hopper is provided with a feeding groove, the feeding groove is communicated with the screening groove, one end of the screening groove, far away from the feeding hopper, is fixedly connected with a discharging groove, the bottom of an inner cavity of the screening groove is fixedly provided with three groups of screening plates, and the bottom of the screening groove is correspondingly provided with three screening grooves. According to the bean screening device, the pneumatic push rod is controlled to drive the top plate to move back and forth continuously, the partition plate can be driven to push bean materials continuously, the bean materials are matched with the sieve plate to be screened, and then the bean materials are screened more finely and fully, so that the bean screening accuracy is improved, and the screening efficiency of the bean screening device is improved.

Description

Product screening and classifying device for intelligent manufacturing

Technical Field

The invention relates to the technical field of product screening, in particular to a product screening and classifying device for intelligent manufacturing.

Background

The operation of dividing the mixed materials with different particle sizes into various particle sizes by using a screen surface with holes is called screening, bean crops comprise soybeans, black beans, green beans and the like, the bean crops are comprehensive in nutrition and rich in content, the protein content of the beans and bean products is high, the soybeans in the bean crops are one of the most important grain crops in China and one of the most important beans in the world, the immunity can be improved and the disease probability can be reduced after the bean crops are eaten for a long time, the size difference formed after the bean crops are grown is large due to the growth uncertainty of the bean crops, therefore, the bean crops need to be screened in the actual production and processing, and the screening of the beans plays an important role in the seed selection, processing, transportation, storage and the like of the beans;

the prior art has the following defects: among the current screening device, only use vibrations to sieve with higher speed, the screening effect is relatively poor, and lacks the wall to beans grade nature screening, leads to very easily that partial beans material falls into great sieve mesh, and then has reduced the accurate nature of device screening, has greatly influenced the screening efficiency of device.

Disclosure of Invention

The invention aims to provide a product screening and classifying device for intelligent manufacturing, wherein three partition plates are arranged in a top plate, a three-combination sieve plate is matched to divide a screening groove into three screening bins, and then a pneumatic push rod is controlled to drive the top plate to continuously move back and forth, so that the partition plates can be driven to continuously push bean materials, and the screening of the bean materials is more precise and sufficient, and the defects in the prior art are overcome.

In order to achieve the above purpose, the invention provides the following technical scheme: a product screening and classifying device for intelligent manufacturing comprises a screening slot, wherein a mounting surface is arranged at the bottom of the screening slot, the screening slot is fixedly arranged at the top of the mounting surface and is obliquely arranged, a screening pushing assembly is arranged at the top of the screening slot, a feeding hopper is arranged at one end of the screening slot, a feeding hopper is arranged at the bottom of the feeding hopper and is communicated with the screening slot, a discharging slot is fixedly connected at one end of the screening slot, which is far away from the feeding hopper, three groups of screening plates are fixedly arranged at the bottom of an inner cavity of the screening slot, three screening slots are correspondingly arranged at the bottom of the screening slot, a quantitative discharging assembly is arranged at the bottom of the screening slot, the screening pushing assembly comprises a top plate which is slidably connected to the top of the screening slot, three partition plates are arranged inside the top plate, and the top plate penetrates through the top plate, the quantitative material distribution device is connected with a top plate in a sliding manner, two ends of the partition plate are respectively connected with the inner walls of two sides of a material distribution groove in a sliding manner, one side of the top of the partition plate, which is close to a feeding hopper, is fixedly connected with an extension plate, the bottom of the extension plate is fixedly provided with an electric push rod, the bottom end of the electric push rod is fixedly connected with the top of the top plate, three notches are formed in the top of the top plate, the interior of each notch is rotatably connected with an air draft cover, the interior of the air draft cover is fixedly provided with an electric fan, the outer walls of two sides of the material distribution groove are fixedly provided with pneumatic push rods, one ends of the two pneumatic push rods are respectively and fixedly connected with two sides of the top plate through connecting frames, the quantitative material discharge assembly comprises three material pushing plates, the three material pushing plates are respectively and slidably connected with the interiors of the three material distribution grooves, elastic deflector rods are respectively and fixedly arranged at the bottoms of three groups of sieve plates, and sliding sheets are fixedly connected with the bottoms of the material pushing plates, the bottom end of the sliding sheet penetrates through the bottom of the material distributing groove and is in sliding connection with the material distributing groove, a movable plate is fixedly connected to the bottom of the sliding sheet, a support plate is arranged at the bottom of the movable plate, the support plate is fixedly mounted at the top of the mounting surface, the movable plate is in sliding connection with the top of the support plate, pull plates are fixedly connected to the top of the back side of the support plate and the bottom of the back side of the movable plate, a tension spring is fixedly mounted between the two pull plates, a shaft bracket is arranged at the bottom of the feeding hopper and is fixedly mounted at the top of the mounting surface, a rotating shaft is rotatably connected to the inside of the shaft bracket, a rotating disc is rotatably connected to one end of the rotating shaft, which is close to the bottom of the material distributing groove, a semicircular frame is arranged at the bottom of the rotating disc and is fixedly mounted at the top of the mounting surface, a sliding sleeve is arranged at one side of the rotating disc, which is far away from the material distributing groove, and a sliding key groove is arranged outside the rotating shaft, the sliding sleeve passes through sliding key and pivot sliding connection, the equal fixedly connected with projection in top and the bottom that the carousel is close to sliding sleeve one side, the top fixedly connected with poker rod of sliding sleeve, the equal fixedly connected with lug in one side that the semi-circular frame both ends are close to the sliding sleeve, the motor is installed to one side that the carousel was kept away from to the pedestal, the motor passes through the output shaft and is connected with the pivot transmission, one side that the carousel was kept away from to the sliding sleeve is provided with pressure spring, the outside of pivot is located to the pressure spring cover.

Preferably, one end of each screening groove, which is close to the feeding hopper, is higher than the other end of each screening groove, and the diameters of the screen holes of the three groups of screen plates are sequentially increased from high to low.

Preferably, a plurality of clamping wheels are installed on two sides of the bottom of the top plate, and the clamping wheels are connected to the top of the side wall of the screening groove in a rolling mode.

Preferably, one side of the clamping wheel, which is close to the outer part of the screening groove, is provided with a flange with a diameter larger than that of the clamping wheel.

Preferably, the bottom of feeding funnel is provided with circular shrouding, circular shrouding rotates to be connected in the inside of feeding funnel, just the outside fixed of the bottom of feeding funnel is according to installing servo motor, servo motor passes through the output shaft and is connected with the transmission of circular shrouding.

Preferably, the top of the feeding groove close to one end of the screening groove is open.

Preferably, the two ends of the bottom of the moving plate are fixedly connected with sliding blocks, the two ends of the top of the supporting plate are fixedly provided with guide grooves, and the sliding blocks are connected inside the guide grooves in a sliding mode.

Preferably, the top of one of the bumps is set as an inclined end face, the bottom of the other bump is set as an inclined end face, and the thickness value of the bump is greater than the length value of the convex column.

Preferably, the top of the two sides of the notch is fixedly provided with a rotating support plate, and the two sides of the draught hood are respectively connected with the two rotating support plates in a rotating manner.

Preferably, one end of the extension plate close to the air draft cover is rotatably connected with a pull rod, and one end of the pull rod far away from the extension plate is rotatably connected with the bottom of one side of the air draft cover.

In the technical scheme, the invention provides the following technical effects and advantages:

the three partition plates are arranged in the top plate, the three combined sieve plates are matched to divide the sieve separating groove into three screening bins, then the pneumatic push rod 37 is controlled to drive the top plate to continuously move back and forth, the partition plates can be driven to continuously push bean materials, the bean materials are matched with the sieve plates to be screened, the screening of the bean materials is more fine and sufficient, then the top plate is reset, the partition plates are lifted again, the screened bean materials in each bin can move to the next bin to be screened, the accuracy of bean screening is greatly improved, and the screening efficiency of the device is enhanced;

when the rotating shaft is driven to rotate by the control motor, the poking rod is driven to rotate, the rotating disc can be driven to rotate by the pushing of the poking rod and the convex column, the three material pushing plates are driven to move outwards by the connection of the cloth belt and the extension rod, the material pushing plates can be driven to move outwards and reset by the rotation of the rotating shaft for one circle by the matching of the poking rod and the convex block, and then the screened bean materials in the material distributing groove are pushed to move outwards and collected at intervals, so that the screened bean materials can be removed quantitatively, whether other sundries or defective products exist in the bean materials can be observed, and the use functionality of the device is greatly improved;

according to the bean material screening device, the air draft cover is rotatably arranged inside the notch, and the electric fan inside the air draft cover is controlled to rotate so as to suck out the shell and other light impurities remained in bean materials, so that the screening cleanliness of the bean material screening device can be improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the working state of the present invention.

Fig. 3 is an enlarged view of a portion of fig. 2 according to the present invention.

FIG. 4 is a top view of the drawing of the present invention.

Fig. 5 is a right side view of the drawing of the present invention.

Fig. 6 is a schematic view of the overall structure of the semicircular frame according to the present invention.

Description of reference numerals:

1. a mounting surface; 2. a screening groove; 21. a sieve plate; 22. an elastic deflector rod; 3. a screening pushing assembly; 31. a top plate; 32. a partition plate; 321. an extension plate; 33. a notch; 331. rotating the support plate; 34. an air draft cover; 35. an electric push rod; 36. a pull rod; 37. a pneumatic push rod; 38. clamping the wheel; 4. feeding a hopper; 41. a feeding trough; 42. a circular closing plate; 43. a servo motor; 5. a material distributing groove; 6. a quantitative discharging component; 61. a material pushing plate; 62. a slide sheet; 63. moving the plate; 631. a slider; 632. an extension rod; 64. a support plate; 641. a guide groove; 642. pulling a plate; 65. a pedestal; 66. a rotating shaft; 67. a turntable; 671. a cloth belt; 672. a convex column; 68. a semicircular frame; 681. a bump; 69. a sliding sleeve; 691. a poke rod; 7. a discharge chute; 8. a tension spring; 9. a pressure spring; 10. an electric motor.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

The invention provides a product screening and classifying device for intelligent manufacturing, which comprises a screening groove 2, wherein the bottom of the screening groove 2 is provided with an installation surface 1, the screening groove 2 is fixedly arranged at the top of the installation surface 1, the screening groove 2 is obliquely arranged, a screening pushing assembly 3 is arranged at the top of the screening groove 2, one end of the screening groove 2 is provided with an upper hopper 4, the bottom of the upper hopper 4 is provided with an upper hopper 41, the upper hopper 41 is communicated with the screening groove 2, one end of the screening groove 2, which is far away from the upper hopper 4, is fixedly connected with a discharge groove 7, the bottom of an inner cavity of the screening groove 2 is fixedly provided with three groups of screen plates 21, the bottom of the screening groove 2 is correspondingly provided with three screening grooves 5, the bottom of the screening groove 2 is provided with a quantitative discharge assembly 6, the screening pushing assembly 3 comprises a top plate 31, the top plate 31 is slidably connected to the top of the sieving groove 2, three partition plates 32 are arranged inside the top plate 31, the top of each partition plate 32 penetrates through the top plate 31 and is slidably connected with the top plate 31, two ends of each partition plate 32 are respectively slidably connected with the inner walls of two sides of the sieving groove 2, one side, close to the feeding hopper 4, of the top of each partition plate 32 is fixedly connected with an extension plate 321, the bottom of each extension plate 321 is fixedly provided with an electric push rod 35, the bottom end of each electric push rod 35 is fixedly connected with the top of the top plate 31, three notches 33 are formed in the top plate 31, an exhaust hood 34 is rotatably connected inside each notch 33, an electric fan is fixedly arranged inside each exhaust hood 34, pneumatic push rods 37 are fixedly arranged on the outer walls of two sides of the sieving groove 2, and one ends of the two pneumatic push rods 37 are respectively fixedly connected with two sides of the top plate 31 through connecting frames, the quantitative discharging assembly 6 comprises three material pushing plates 61, the three material pushing plates 61 are respectively connected inside three material distributing grooves 5 in a sliding manner, the bottoms of three groups of sieve plates 21 are fixedly provided with elastic shift levers 22, the bottom of each material pushing plate 61 is fixedly connected with a sliding sheet 62, the bottom end of each sliding sheet 62 penetrates through the bottom of each material distributing groove 5 and is connected with each material distributing groove 5 in a sliding manner, the bottom of each sliding sheet 62 is fixedly connected with a moving plate 63, the bottom of each moving plate 63 is provided with a supporting plate 64, each supporting plate 64 is fixedly arranged at the top of the mounting surface 1, each moving plate 63 is connected with the top of each supporting plate 64 in a sliding manner, the top of the back side of each supporting plate 64 and the bottom of the back side of each moving plate 63 are fixedly connected with pulling plates 642, a tension spring 8 is fixedly arranged between the two pulling plates 642, and the bottom of the feeding hopper 4 is provided with a shaft bracket 65, the shaft bracket 65 is fixedly installed at the top of the installation surface 1, the inside of the shaft bracket 65 is rotatably connected with a rotating shaft 66, one end of the rotating shaft 66 close to the bottom of the sieving groove 2 is rotatably connected with a rotating disc 67, the bottom of the rotating disc 67 is provided with a semicircular bracket 68, the semicircular bracket 68 is fixedly installed at the top of the installation surface 1, one side of the rotating disc 67 far away from the sieving groove 2 is provided with a sliding sleeve 69, the outside of the rotating shaft 66 is provided with a sliding key groove, the sliding sleeve 69 is slidably connected with the rotating shaft 66 through a sliding key, the top and the bottom of the rotating disc 67 close to one side of the sliding sleeve 69 are fixedly connected with a convex column 672, the top of the sliding sleeve 69 is fixedly connected with a poking rod 691, one side of the two ends of the semicircular bracket 68 close to the sliding sleeve 69 is fixedly connected with a convex block 681, one side of the shaft bracket 65 far away from the rotating disc 67 is installed with a motor 10, and the motor 10 is in transmission connection with the rotating shaft 66 through an output shaft, a pressure spring 9 is arranged on one side of the sliding sleeve 69, which is far away from the turntable 67, and the pressure spring 9 is sleeved outside the rotating shaft 66;

furthermore, in the above technical solution, one end of the sieve separating groove 2 close to the feeding hopper 4 is higher than the other end of the sieve separating groove 2, and the diameters of the sieve holes of the three groups of sieve plates 21 are sequentially increased from high to low, and then the sieve plates 32 can be matched to perform classified sieving

Further, in the above technical solution, a plurality of clamping wheels 38 are installed on both sides of the bottom of the top plate 31, and the clamping wheels 38 are connected to the top of the side wall of the sieving tank 2 in a rolling manner, so as to reduce the sliding friction of the top plate 31;

further, in the above technical solution, the clamping wheels 38 are provided with flanges with diameters larger than the clamping wheels 38 on both sides near the outer part of the sieving tank 2, so that the clamping wheels 38 on both sides can clamp the top of the sieving tank 2, and the top plate 31 is prevented from deviating;

further, in the above technical solution, a circular sealing plate 42 is arranged at the bottom of the feeding hopper 4, the circular sealing plate 42 is rotatably connected inside the feeding hopper 4, a servo motor 43 is fixedly mounted at the outside of the bottom end of the feeding hopper 4, and the servo motor 43 is in transmission connection with the circular sealing plate 42 through an output shaft, so that the servo motor 43 controls the circular sealing plate 42 to turn over at regular time, thereby realizing interval feeding and further providing time for bean material screening;

further, in the above technical solution, the top of the feeding chute 41 near one end of the sieving chute 2 is provided with an opening, so that when the top plate 31 drives the air draft cover 34 to move left, an extending space can be provided for the air draft cover 34, so as to fully clean the bean material;

further, in the above technical solution, the two ends of the bottom of the moving plate 63 are both fixedly connected with a sliding block 631, the two ends of the top of the supporting plate 64 are both fixedly installed with a guide groove 641, and the sliding block 631 is slidably connected inside the guide groove 641, so that the pushing plate 61 moves more accurately;

further, in the above technical solution, the top of one of the bumps 681 is set as an inclined end surface, the bottom of the other bump 681 is set as an inclined end surface, and the thickness of the bump 681 is greater than the length of the protruding pillar 672, so as to ensure that the bump 681 can push the toggle rod 691 away from the protruding pillar 672;

the implementation mode is specifically as follows: in practical use, the servo motor 43 controls the circular sealing plate 42 to turn over, so that intermittent feeding of bean particles is realized, the bean particles are conveyed into the screening grooves 2 along the upper material groove 41, the three partition plates 32 are arranged in the top plate 31, in an initial state, the three partition plates 32 are positioned on the right sides of the three groups of screening plates 21, the screening grooves 2 are further matched with the screening plates 21 to be divided into three screening bins, the electric push rod 35 is arranged at the top of the top plate 31 to control the lifting of the partition plates 32, so that the moving control of bean materials in the screening grooves 2 can be realized by driving the partition plates 32 to lift, when the bean materials fall into the first bin, the bean materials can be primarily screened through the first group of screening plates and fall into the bottom screening grooves 5 for temporary storage, then the pneumatic push rod 37 is controlled to drive the top plate 31 to continuously move back and forth, so that the partition plates 32 can be driven to continuously push the bean materials, the beans are matched with the sieve plate 21 for sieving, the beans are sieved more finely and fully, then the top plate 31 is reset, and the partition plates 32 are lifted from back to front in sequence, so that the beans screened in each bin can move to the next bin for sieving at the next level, and the bean sieving accuracy is greatly improved, therefore, the partition plates 32 are arranged, the bean material partition control function and the bean material pushing function are realized, the sieving of the beans is accelerated, the rotating disc 67 is arranged at the bottom of the upper hopper 4, when the motor 10 drives the rotating shaft 66 to rotate, the sliding sleeve 69 and the poking rod 691 are also driven to rotate, when the poking rod 691 is in contact with the protruding column 672, the protruding column 672 is poked to drive the rotating disc 67 to rotate, and then the cloth belt 671 is connected with the extension rod 632 is used for driving the moving plate 63 and the three material pushing plates 61 to move outwards, and the beans in the material distributing groove 5 are pushed out, so as to facilitate transportation and collection, when the poking rod 691 drives the turntable 67 to rotate 90 °, the poking rod 691 will contact with the bump 681, and then push the bump 681 out by using the inclined end surface of the bump 681, so that the poking rod 691 releases the poking of the convex column 672, and the moving plate 63 will also reset under the pulling of the tension spring 8, and will drive the semicircular frame 68 to reset, and when the poking rod 691 crosses the bump 681, under the pushing of the pressure spring 9, will also reset the sliding sleeve 69, and then the poking rod 691 will cooperate with another convex column 672 to drive the turntable 67 to rotate again, so that under the condition that the rotating shaft 66 rotates a circle, will drive the pusher plate 61 to move outwards twice, and further realize the movement and collection of the screened bean material in the separation tank 5 at intervals, so that the screened bean material can be removed quantitatively, so as to observe whether the bean material contains other sundries or defective goods, and install the elastic poking rod 22 at the bottom of the sieve plate 21, can touch elasticity driving lever 22 when scraping wings 61 removes to drive the vibrations of sieve 21, and then can accelerate the screening speed of beans material, simultaneously also can pop out the beans material that the card goes into in the sieve pore, great improvement the practicality that the device used, the screening efficiency that the device used has been strengthened, therefore, through setting up scraping wings 61, and constantly drive by carousel 67, not only realized the quantitative function of unloading to beans material, still realized the function of shaking with higher speed to sieve 21, greatly improved the functionality that the device used.

As shown in fig. 1 to 4, in the product screening and sorting device for intelligent manufacturing, rotating plates 331 are fixedly mounted at the tops of both sides of the notch 33, and both sides of the air draft cover 34 are rotatably connected with the two rotating plates 331 respectively;

further, in the above technical solution, one end of the extension plate 321 close to the air draft cover 34 is rotatably connected with a pull rod 36, one end of the pull rod 36 far from the extension plate 321 is rotatably connected with the bottom of one side of the air draft cover 34, and then when the partition plate 32 is lifted, the linkage of the pull rod 36 is utilized to drive the air draft cover 34 to incline, and at this time, the electric fan inside the air draft cover 34 is controlled to rotate reversely, so that air can be blown into the sieving tank 2, and downward movement of the bean material is accelerated;

the implementation mode is specifically as follows: the notch 33 is arranged in the top plate 31, the air draft cover 34 is rotatably arranged in the notch 33, the pneumatic push rod 37 pushes the top plate 31 to reciprocate, and in the process of accelerating the screening of the bean materials by using the partition plate 32, the shell and other light impurities remained in the bean materials are sucked out by controlling the rotation of the electric fan in the air draft cover 34, so that the screening cleanliness of the device can be improved, when the partition plate 32 stops moving and the partition plate 32 rises, the air draft cover 34 can be driven to incline by the linkage of the pull rod 36, at the moment, the electric fan in the air draft cover 34 is controlled to rotate reversely, air can be blown into the screening groove 2, the downward movement of the bean materials can be accelerated, the screening speed of the device is accelerated, therefore, by arranging the air draft cover 34 and installing the electric fan in the air draft cover 34, and utilizing the rotation of the air draft cover 34 and the forward and reverse rotation of the electric fan, not only realized the clean function to beans material, still realized the acceleration removal function to beans material.

The working principle of the invention is as follows:

as shown in fig. 1-6, three partition plates 32 are installed inside the top plate 31, and are matched with three combined sieve plates 21 to divide the sieve separating tank 2 into three sieving bins, and then the pneumatic push rod 37 is controlled to drive the top plate 31 to move back and forth continuously, so that the partition plates 32 can be driven to push bean materials continuously, the bean materials are matched with the sieve plates 21 to sieve, the sieving of the bean materials is more precise and sufficient, then the top plate 31 is reset, and the partition plates 32 are lifted for the second time, so that the bean materials which are sieved in each bin can move to the next bin to be sieved at the next stage;

as shown in fig. 1-4, the air draft cover 34 is rotatably installed inside the notch 33, and further the rotation of the electric fan inside the air draft cover 34 is controlled to suck out the shell and other light impurities remaining in the beans, so that the cleanliness of the device for screening can be improved, when the partition plate 32 stops moving and the partition plate 32 is controlled to ascend, the air draft cover 34 can be driven to incline by the linkage of the pull rod 36, and at this time, the electric fan inside the air draft cover 34 is controlled to rotate reversely, so that air can be blown into the screening groove 2, further the downward movement of the beans can be accelerated, and the screening speed of the device can be increased.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a product screening sorter for intelligent manufacturing, is including dividing sieve groove (2), its characterized in that: the bottom of the screening groove (2) is provided with an installation surface (1), the screening groove (2) is fixedly arranged at the top of the installation surface (1), the screening groove (2) is obliquely arranged, the top of the screening groove (2) is provided with a screening pushing assembly (3), one end of the screening groove (2) is provided with a feeding hopper (4), the bottom of the feeding hopper (4) is provided with a feeding groove (41), the feeding groove (41) is communicated with the screening groove (2), one end of the screening groove (2), far away from the feeding hopper (4), is fixedly connected with a discharging groove (7), the bottom of an inner cavity of the screening groove (2) is fixedly provided with three groups of screening plates (21), the bottom of the screening groove (2) is correspondingly provided with three screening grooves (5), the bottom of the screening groove (2) is provided with a quantitative discharging assembly (6), the screening pushing assembly (3) comprises a top plate (31), the top plate (31) is connected to the top of the screening groove (2) in a sliding manner, three partition plates (32) are arranged inside the top plate (31), the top of each partition plate (32) penetrates through the top plate (31) and is connected with the top plate (31) in a sliding manner, two ends of each partition plate (32) are respectively connected with inner walls of two sides of the screening groove (2) in a sliding manner, one side, close to the feeding hopper (4), of the top of each partition plate (32) is fixedly connected with an extension plate (321), the bottom of each extension plate (321) is fixedly provided with an electric push rod (35), the bottom of each electric push rod (35) is fixedly connected with the top of the top plate (31), three notches (33) are formed in the top plate (31), the inside of each notch (33) is rotatably connected with an air draft cover (34), the inside of each air draft cover (34) is fixedly provided with an electric fan, pneumatic push rods (37) are fixedly arranged on outer walls of two sides of the screening grooves (2), one end of each of the two pneumatic push rods (37) is fixedly connected with two sides of the top plate (31) through a connecting frame, each quantitative discharging assembly (6) comprises three material pushing plates (61), the three material pushing plates (61) are respectively connected inside the three material distributing grooves (5) in a sliding mode, the bottoms of the three groups of sieve plates (21) are fixedly provided with elastic deflector rods (22), the bottoms of the material pushing plates (61) are fixedly connected with sliding pieces (62), the bottom ends of the sliding pieces (62) penetrate through the bottoms of the material distributing grooves (5) and are connected with the material distributing grooves (5) in a sliding mode, the bottoms of the sliding pieces (62) are fixedly connected with a moving plate (63), the bottom of the moving plate (63) is provided with a supporting plate (64), the supporting plate (64) is fixedly installed on the top of the installing surface (1), and the moving plate (63) is connected to the top of the supporting plate (64) in a sliding mode, the utility model discloses a screening device, including backup pad (64) dorsal top and movable plate (63) dorsal bottom equal fixedly connected with arm-tie (642), two fixed mounting has tension spring (8) between arm-tie (642), the bottom of loading hopper (4) is provided with pedestal (65), pedestal (65) fixed mounting is in the top of installation face (1), the inside rotation of pedestal (65) is connected with pivot (66), pivot (66) are close to the one end rotation of branch sieve groove (2) bottom and are connected with carousel (67), the bottom of carousel (67) is provided with semicircle frame (68), semicircle frame (68) fixed mounting is in the top of installation face (1), one side that carousel (67) kept away from branch sieve groove (2) is provided with sliding sleeve (69), the slip keyway has been seted up to the outside of pivot (66), sliding sleeve (69) are through sliding key and pivot (66) sliding connection, the top and the bottom of carousel (67) near sliding sleeve (69) one side all fixedly connected with projection (672), the top fixedly connected with poker rod (691) of sliding sleeve (69), the equal fixedly connected with lug (681) in one side that sliding sleeve (69) is close to at semicircle frame (68) both ends, motor (10) are installed to one side that carousel (67) was kept away from in pedestal (65), motor (10) are connected with pivot (66) transmission through the output shaft, one side that carousel (67) was kept away from in sliding sleeve (69) is provided with pressure spring (9), the outside of pivot (66) is located to pressure spring (9) cover, poker rod (691) can stir projection (672) when rotating, drives carousel (67) and rotates, and then utilizes being connected of strap (671) and extension rod (632), drives movable plate (63) and three scraping wings (61) and outwards move, and when poker rod (691) drives carousel (67) to rotate 90 back, poker rod (691) can contact with lug (681), and then utilizes lug (681) to extrapolate poker rod (691), makes poker rod (691) relieve the stirring to projection (672), and movable plate (63) also can reset under tension spring (8)'s pulling, also can drive semicircle frame (68) to reset simultaneously, and works as behind poker rod (691) surmounts lug (681), under pressure spring (9)'s promotion, also can make sliding sleeve (69) reset, and then can make poker rod (691) cooperate with another projection (672) afterwards, drive carousel (67) to rotate once more.

2. The product screening and sorting device for intelligent manufacturing according to claim 1, wherein: one end of the sieve separating groove (2) close to the feeding hopper (4) is higher than the other end of the sieve separating groove (2), and the diameters of sieve holes of the sieve plates (21) are sequentially increased from high to low.

3. The product screening and sorting device for intelligent manufacturing according to claim 1, wherein: a plurality of card wheels (38) are all installed to the both sides of roof (31) bottom, card wheel (38) roll connection is in the top of branch sieve groove (2) lateral wall.

4. The product screening and sorting device for intelligent manufacturing according to claim 3, wherein: one side of the clamping wheel (38) close to the outer part of the screening groove (2) is provided with a flange with a diameter larger than that of the clamping wheel (38).

5. The product screening and sorting device for intelligent manufacturing according to claim 1, wherein: the bottom of feeding funnel (4) is provided with circular shrouding (42), circular shrouding (42) rotate to be connected in the inside of feeding funnel (4), just the outside fixed mounting of the bottom of feeding funnel (4) has servo motor (43), servo motor (43) are connected with circular shrouding (42) transmission through the output shaft.

6. The product screening and sorting device for intelligent manufacturing according to claim 1, wherein: the top of the feeding groove (41) close to one end of the screening groove (2) is open.

7. The product screening and sorting device for intelligent manufacturing according to claim 1, wherein: the equal fixedly connected with slider (631) in both ends of movable plate (63) bottom, the equal fixed mounting in both ends at backup pad (64) top has guide slot (641), slider (631) sliding connection is in the inside of guide slot (641).

8. The product screening and sorting device for intelligent manufacturing according to claim 1, wherein: the top of one of the convex blocks (681) is arranged as an inclined end face, the bottom of the other convex block (681) is arranged as an inclined end face, and the thickness value of the convex block (681) is larger than the length value of the convex column (672).

9. The product screening and sorting device for intelligent manufacturing according to claim 1, wherein: the top of the two sides of the notch (33) is fixedly provided with a rotating support plate (331), and the two sides of the draught hood (34) are respectively connected with the two rotating support plates (331) in a rotating manner.

10. The product screening and sorting device for intelligent manufacturing according to claim 1, wherein: one end of the extension plate (321) close to the air draft cover (34) is rotatably connected with a pull rod (36), and one end of the pull rod (36) far away from the extension plate (321) is rotatably connected with the bottom of one side of the air draft cover (34).