CN113319005A - Automatic change machine of sieve impurity - Google Patents
Automatic change machine of sieve impurity Download PDFInfo
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- CN113319005A CN113319005A CN202011020764.9A CN202011020764A CN113319005A CN 113319005 A CN113319005 A CN 113319005A CN 202011020764 A CN202011020764 A CN 202011020764A CN 113319005 A CN113319005 A CN 113319005A
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- 230000008859 change Effects 0.000 title description 2
- 230000007246 mechanism Effects 0.000 claims abstract description 67
- 238000004140 cleaning Methods 0.000 claims abstract description 43
- 238000001931 thermography Methods 0.000 claims abstract description 35
- 238000012216 screening Methods 0.000 claims abstract description 26
- 238000010438 heat treatment Methods 0.000 claims abstract description 9
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- 230000008676 import Effects 0.000 claims description 4
- 239000004677 Nylon Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 239000003814 drug Substances 0.000 abstract description 13
- 238000012545 processing Methods 0.000 abstract description 8
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Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/3416—Sorting according to other particular properties according to radiation transmissivity, e.g. for light, x-rays, particle radiation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
- B07C5/362—Separating or distributor mechanisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G45/00—Lubricating, cleaning, or clearing devices
- B65G45/10—Cleaning devices
- B65G45/18—Cleaning devices comprising brushes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Sorting Of Articles (AREA)
Abstract
The invention discloses an automatic impurity screening machine which comprises a workbench, a first servo motor, a second servo motor, an X-ray machine and a CCD (charge coupled device) camera, wherein a first conveyor belt is fixedly connected to the upper end surface of the workbench, a cleaning mechanism and a second removing mechanism are arranged at two ends of the first conveyor belt, and a visible impurity recognition mechanism, a first removing mechanism, an X-ray heating box and a thermal imaging scanning box are sequentially arranged on the first conveyor belt between the cleaning mechanism and the second removing mechanism. According to the invention, the device has a visible object identification mechanism and a rejection mechanism, and a function of micro-biological thermal imaging scanning identification and rejection, visible and invisible impurities can be removed, due to the arrangement of the second conveyor belt and the rejection mechanism, unqualified medicines can be conveniently recovered and disposed, the device has an efficient selection function, a screening and detecting route for medicine processing is reduced, the risk of medicine pollution is reduced, and the screening efficiency is higher.
Description
Technical Field
The invention relates to the technical field of pharmaceutical equipment, in particular to an automatic impurity screening machine.
Background
In the pharmaceutical processing industry, the fields from raw material classification and screening to baking, impurity monitoring, finished product portioning, finished product quality detection and the like in the processing process are all applied with machine vision technology, for impurities with obvious physical characteristics such as hair and the like, a camera shooting and identifying technology can be adopted, for tiny impurities which cannot be directly observed, such as eggs, X-ray irradiation can be adopted, and a heat sensor is used for carrying out high-precision detection in a low-temperature environment and amplifying temperature difference. However, the existing process of automatically screening the medicine impurities generally needs to be carried out step by step according to the above steps, so that the efficiency is low, the medicine transfer line is long, the risk that the finished medicine products are polluted is increased in the process, and the production is not facilitated.
Accordingly, the present invention provides an automated trash screening machine.
Disclosure of Invention
The invention aims to: in order to solve the problems, the automatic impurity screening machine is provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
a machine for automatically screening impurities comprises a workbench, wherein the bottom end of the workbench is fixedly connected with a supporting leg, a first servo motor, a second servo motor, an X-ray machine, a CCD camera, a thermal imaging scanner, a refrigerator, a shadowless lamp, an acquisition card and an industrial personal computer;
the cleaning mechanism is characterized in that a cleaning roller which is abutted against the end part of a first conveying belt is arranged in the cleaning mechanism, the cleaning roller is rotationally connected to a hinged support, a driving motor is fixedly connected to the hinged support, rotating wheels are arranged on rotating shafts of the driving motor and the cleaning roller and are in transmission connection through a driving belt, a hot air fan is fixedly connected in the box body of the cleaning mechanism, and a dust suction port is formed in the box body of the cleaning mechanism;
the first removing mechanism and the second removing mechanism are completely the same, a horizontal guide rod is fixedly connected inside a box body of the first removing mechanism, a sliding block is sleeved on the guide rod, a first servo electric cylinder is fixedly connected to the side wall of the sliding block, a second servo electric cylinder is fixedly connected to the bottom end of the sliding block, and a discharging push head is fixedly connected to the end head of the second servo electric cylinder;
an X-ray machine positioned right above the first conveyor belt is arranged in the X-ray heating box;
the inside of thermal imaging scanning case has the thermal imaging scanner that is located directly over first conveyer belt, the inside intercommunication of thermal imaging scanning case has the air conditioning import, the both sides of thermal imaging scanning case, and the upper end that is located first conveyer belt has the suction opening, the refrigerator has gas outlet and air inlet, the gas outlet is connected with the air conditioning import, the air inlet is connected with the suction opening.
As a further description of the above technical solution:
the CCD camera and the thermal imaging scanner are electrically connected with the input end of the acquisition card through a lead, and the output end of the acquisition card is electrically connected with the input end of the industrial personal computer through a lead.
As a further description of the above technical solution:
the blanking channel is a bent hollow square tube, one end of the blanking channel is communicated with the inside of the first rejecting mechanism and the second rejecting mechanism, and the other end of the blanking channel is communicated with the inside of the dustproof shell and is located right above the second conveyor belt.
As a further description of the above technical solution:
the output end of the industrial personal computer is electrically connected with a first servo electric cylinder, a second servo electric cylinder, a first servo motor and a second servo motor.
As a further description of the above technical solution:
the end of the blanking push head is provided with a chamfer, and the blanking push head is abutted against the upper end face of the first conveyor belt.
As a further description of the above technical solution:
the cleaning roller is a nylon wire cleaning bristle roller and is abutted to the first conveyor belt.
As a further description of the above technical solution:
the first conveyor belt and the second conveyor belt are sanitary polyvinyl chloride conveyor belts.
As a further description of the above technical solution:
one end of the second conveyor belt penetrates through the dustproof shell.
As a further description of the above technical solution:
the first servo motor is fixedly connected with a rotating shaft of the first conveyor belt, and the second servo motor is fixedly connected with a rotating shaft of the second conveyor belt.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the driving motor drives the cleaning roller to rotate through the transmission belt, the first transmission belt is cleaned, the first transmission belt is effectively cleaned and dried by matching with the hot air blower, the dust collection port is arranged, so that dust of the cleaning mechanism can be timely cleaned, and the first transmission belt is always kept clean in the medicine conveying process.
2. According to the invention, the thermal imaging scanning box is provided with the cold air inlet, the box body is provided with the suction port on the outer side, low-temperature air is filled into the thermal imaging scanning box, and part of cold air overflowing from the interior of the box body is mixed with external air and sucked into the refrigerator for new refrigeration, so that energy is effectively saved, and meanwhile, the composite low-temperature requirement of the interior temperature of the thermal imaging scanning box is ensured.
3. According to the invention, the device has a visible object identification mechanism and a rejection mechanism, and a function of micro-biological thermal imaging scanning identification and rejection, visible and invisible impurities can be removed, due to the arrangement of the second conveyor belt and the rejection mechanism, unqualified medicines can be conveniently recovered and disposed, the device has an efficient selection function, a screening and detecting route for medicine processing is reduced, the risk of medicine pollution is reduced, and the screening efficiency is higher.
Drawings
FIG. 1 is a schematic view of a front view partially sectioned structure of an automatic impurity screening machine according to the present invention;
FIG. 2 is an enlarged schematic view of part B of an automatic impurity screening machine according to the present invention;
FIG. 3 is an enlarged schematic view of the C part of the automatic impurity screening machine according to the present invention;
FIG. 4 is a schematic diagram of a blanking channel structure of an automatic impurity screening machine according to the present invention;
fig. 5 is a schematic structural view of a second servo electric cylinder and a blanking push head of the automatic impurity screening machine provided by the invention.
Illustration of the drawings:
1. a work table; 2. a support leg; 3. a first conveyor belt; 4. a second conveyor belt; 5. a dust-proof housing; 6. a cleaning mechanism; 7. a visible impurity recognition mechanism; 8. a first rejecting mechanism; 9. an X-ray heating box; 10. a thermal imaging scanning box; 11. a second rejecting mechanism; 12. a cleaning roller; 13. a drive motor; 14. a rotating wheel; 15. a drive belt; 16. a dust suction port; 17. a hot air blower; 18. a shadowless lamp; 19. a CCD camera; 20. a wire; 21. collecting cards; 22. an industrial personal computer; 23. a guide bar; 24. a slider; 25. a first servo electric cylinder; 26. a second servo electric cylinder; 27. blanking and pushing the head; 28. an X-ray machine; 29. a thermal imaging scanner; 30. a cold air inlet; 31. a suction port; 32. a refrigerator; 3201. an air outlet; 3202. an air inlet; 33. a blanking channel; 34. a first servo motor; 35. a second servo motor.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-5, an automatic impurity screening machine comprises a worktable 1, a supporting leg 2 fixedly connected to the bottom end of the worktable 1, a first servo motor 34, a second servo motor 35, an X-ray machine 28, a CCD camera 19, a thermal imaging scanner 29, and a refrigerator 32, the system comprises a shadowless lamp 18, an acquisition card 21 and an industrial personal computer 22, wherein a first conveyor belt 3 is fixedly connected to the upper end face of a workbench 1, a cleaning mechanism 6 and a second eliminating mechanism 11 are arranged at two ends of the first conveyor belt 3, a visible impurity recognition mechanism 7, a first eliminating mechanism 8, an X-ray heating box 9 and a thermal imaging scanning box 10 are sequentially arranged on the first conveyor belt 3 between the cleaning mechanism 6 and the second eliminating mechanism 11, a second conveyor belt 4 and a dustproof shell 5 are arranged on the side face of the workbench 1, and the dustproof shell 5 is communicated with the first eliminating mechanism 8 and the second eliminating mechanism 11 through a blanking channel 33;
a cleaning roller 12 which is positioned at the end part of the first conveyor belt 3 and is abutted against is arranged in the cleaning mechanism 6, the cleaning roller 12 is rotationally connected to a hinged support, a driving motor 13 is fixedly connected to the hinged support, rotating wheels 14 are arranged on rotating shafts of the driving motor 13 and the cleaning roller 12, the rotating wheels 14 are in transmission connection through a transmission belt 15, a hot air blower 17 is fixedly connected in the box body of the cleaning mechanism 6, and a dust suction opening 16 is formed in the box body of the cleaning mechanism 6;
the first removing mechanism 8 and the second removing mechanism 11 are completely the same, a horizontal guide rod 23 is fixedly connected inside a box body of the first removing mechanism 8, a sliding block 24 is sleeved on the guide rod 23, a first servo electric cylinder 25 is fixedly connected on the side wall of the sliding block 24, a second servo electric cylinder 26 is fixedly connected at the bottom end of the sliding block 24, and a blanking push head 27 is fixedly connected at the end head of the second servo electric cylinder 26;
the inside of the X-ray heating box 9 is provided with an X-ray machine 28 which is positioned right above the first conveyor belt 3;
the interior of the thermal imaging scanning box 10 is provided with a thermal imaging scanner 29 located right above the first conveyor belt 3, the interior of the thermal imaging scanning box 10 is communicated with a cold air inlet 30, two sides of the thermal imaging scanning box 10 are provided with a suction port 31 located at the upper end of the first conveyor belt 3, the refrigerator 32 is provided with an air outlet 3201 and an air inlet 3202, the air outlet 3201 is connected with the cold air inlet 30, and the air inlet 3202 is connected with the suction port 31.
The CCD camera 19 and the thermal imaging scanner 29 are electrically connected with the input end of the acquisition card 21 through a lead 20, and the output end of the acquisition card 21 is electrically connected with the input end of the industrial personal computer 22 through a lead 20.
The blanking channel 33 is a bent hollow square tube, one end of the blanking channel 33 is communicated with the inside of the first rejecting mechanism 8 and the inside of the second rejecting mechanism 11, and the other end of the blanking channel 33 is communicated with the inside of the dustproof shell 5 and is positioned right above the second conveyor belt 4.
The output end of the industrial personal computer 22 is electrically connected with a first servo electric cylinder 25, a second servo electric cylinder 26, a first servo motor 34 and a second servo motor 35.
The end of the blanking push head 27 has a chamfered surface, and the blanking push head 27 abuts against the upper end surface of the first conveyor belt 3.
The cleaning roller 12 is a nylon wire cleaning bristle roller, and the cleaning roller 12 abuts against the first conveyor belt 3.
The first conveyor belt 3 and the second conveyor belt 4 are sanitary polyvinyl chloride conveyor belts.
One end of the second conveyor belt 4 penetrates the dust-proof housing 5.
The first servo motor 34 is fixedly connected with the rotating shaft of the first conveyor belt 3, and the second servo motor 35 is fixedly connected with the rotating shaft of the second conveyor belt 4.
The working principle is as follows: when the device is used, the driving motor 13 in the cleaning mechanism 6 drives the rotating wheel 14 and the cleaning roller 12 to rotate through the transmission belt 15, the cleaning roller 12 is abutted to the first transmission belt 3 and continuously rotates to effectively clean residual dust and traces of the medicine on the first transmission belt 3, so that the judgment of an optical instrument is avoided being influenced, meanwhile, the device is kept clean and has a self-cleaning function, the hot air blower 17 is arranged to dry the first transmission belt 3, the dust suction port 16 is connected with dust suction equipment, the detailed description is omitted because the technology of the dust suction equipment is mature, and the dust in the cleaning mechanism 6 is discharged after entering the dust suction port 16;
a gap is arranged between the cleaning mechanism 6 and the visible impurity recognition mechanism 7 and is used for feeding finished medicines or semi-finished products, wherein the finished medicines or the semi-finished products are collectively called as processed products, the processed products enter the visible impurity recognition mechanism 7, the CCD camera 19 has good shooting effect under the irradiation of the shadowless lamp 18, the shadow possibly existing in the images is weakened by the use of the shadowless lamp 18, the problem of reflection or uneven illumination possibly existing in the images is solved, the images are acquired by the CCD camera 19 and then transmitted into the acquisition card 21, the images are transmitted to the industrial personal computer 22 for processing by the acquisition card 21, the industrial personal computer 22 in the prior art carries out image preprocessing which is beneficial to processing and recognition, such as color space conversion, image enhancement, image filtering and the like on the images, and then the area segmentation of foreign matters in the images of the processed products is carried out by applying edge detection and an active contour model, the characteristics of a processed product and typical impurities are extracted by utilizing regional information such as geometric shape, edge information, color, texture and the like, visible impurities exist in the processed product, an industrial personal computer 22 controls a first servo motor 34 to enable the processed product with the visible impurities to enter a first removing mechanism 8, the industrial personal computer 22 controls a first servo electric cylinder 25 to push a sliding block 24 to move in the horizontal direction and position a blanking push head 27, a second servo electric cylinder 26 is responsible for pushing the blanking push head 27 to push the processed product with the visible impurities into a blanking channel 33, an X-ray machine 28 is installed in an X-ray heating box 9 right above a first conveyor belt 3, wherein the X-ray heating box 9 is a working box made of a lead plate, the X-ray acts on the processed product and cannot generate physical and chemical effects, but when tiny organisms such as ova exist on the surface of the processed product, the ova and the like can be used as X-ray energy absorbed by heat acting substances, most of X-rays can be converted into heat energy, so that the temperature of ova and the like is increased, after a thermal action substance generates a thermal action, the X-rays enter the thermal imaging scanning box 10 along with a processed product, the interior of the thermal imaging scanning box 10 is kept in a low-temperature state, the difference between the temperature of the ova and the temperature of the interior of the thermal imaging scanning box 10 is increased, the cold air inlet 30 is connected with the air outlet 3201 of the refrigerator 32, so that the interior of the thermal imaging scanning box 10 is kept in the low-temperature state, the cold air overflows due to the fact that the thermal imaging scanning box 10 is not a sealing mechanism, the suction port 31 is arranged, the overflowed cold air and air mixed with the outside are sucked into the refrigerator 32 from the outside, the cold air is effectively prevented from influencing the work of other mechanisms, meanwhile, the waste of the cold air is reduced, the thermal imaging scanner 29 is used for scanning, images generated by scanning are transmitted to the acquisition card 21, the industrial personal computer 22 and the industrial computer 22 for comparison processing on thermal imaging images, historical experimental data need be transmitted at industrial computer 22, and its data are the image condition that has foreign matter such as worm's ovum, compare the completion back, if the machined part through the thermal scanning formation of image and judge that it has impurity such as worm's ovum on it, then first servo motor 34 drives first conveyer belt 3 to reject the machined part that has impurity through second rejection mechanism 11, second conveyer belt 4 will be rejected and carried out by the machined part, concentrate recovery and processing.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. An automatic impurity screening machine comprises a workbench (1), supporting legs (2), a first servo motor (34), a second servo motor (35), an X-ray machine (28), a CCD camera (19), a thermal imaging scanner (29), a refrigerator (32), a shadowless lamp (18), an acquisition card (21) and an industrial personal computer (22) which are fixedly connected with the bottom end of the workbench (1), and is characterized in that a first conveying belt (3) is fixedly connected onto the upper end surface of the workbench (1), a cleaning mechanism (6) and a second eliminating mechanism (11) are arranged at two ends of the first conveying belt (3), a visible impurity recognition mechanism (7), a first eliminating mechanism (8), an X-ray heating box (9) and a thermal imaging scanning box (10) are sequentially arranged on the first conveying belt (3) between the cleaning mechanism (6) and the second eliminating mechanism (11), a second conveyor belt (4) and a dustproof shell (5) are mounted on the side face of the workbench (1), and the dustproof shell (5) is communicated with the first removing mechanism (8) and the second removing mechanism (11) through a blanking channel (33);
the cleaning mechanism (6) is internally provided with a cleaning roller (12) which is abutted against the end part of the first conveyor belt (3), the cleaning roller (12) is rotatably connected to a hinged support, a driving motor (13) is fixedly connected to the hinged support, rotating wheels (14) are respectively arranged on rotating shafts of the driving motor (13) and the cleaning roller (12), the rotating wheels (14) are in transmission connection through a transmission belt (15), a hot air blower (17) is fixedly connected to the interior of a box body of the cleaning mechanism (6), and a dust suction port (16) is formed in the box body of the cleaning mechanism (6);
the first removing mechanism (8) and the second removing mechanism (11) are completely the same, a horizontal guide rod (23) is fixedly connected inside a box body of the first removing mechanism (8), a sliding block (24) is sleeved on the guide rod (23), a first servo electric cylinder (25) is fixedly connected to the side wall of the sliding block (24), a second servo electric cylinder (26) is fixedly connected to the bottom end of the sliding block (24), and a blanking push head (27) is fixedly connected to the end head of the second servo electric cylinder (26);
an X-ray machine (28) positioned right above the first conveyor belt (3) is arranged in the X-ray heating box (9);
the inside of thermal imaging scanning case (10) has thermal imaging scanner (29) that is located first conveyer belt (3) directly over, the inside intercommunication of thermal imaging scanning case (10) has cold air import (30), the both sides of thermal imaging scanning case (10), and the upper end that is located first conveyer belt (3) has suction opening (31), refrigerator (32) have gas outlet (3201) and air inlet (3202), gas outlet (3201) are connected with cold air import (30), air inlet (3202) are connected with suction opening (31).
2. The machine for automatically screening impurities as claimed in claim 1, wherein the CCD camera (19) and the thermal imaging scanner (29) are electrically connected with the input end of the acquisition card (21) through a wire (20), and the output end of the acquisition card (21) is electrically connected with the input end of the industrial personal computer (22) through a wire (20).
3. The automatic impurity screening machine according to claim 1, wherein the blanking channel (33) is a bent hollow square tube, one end of the blanking channel (33) is communicated with the inside of the first removing mechanism (8) and the inside of the second removing mechanism (11), and the other end of the blanking channel (33) is communicated with the inside of the dustproof shell (5) and is located right above the second conveyor belt (4).
4. The machine for automatically screening impurities according to claim 1, characterized in that the output of the industrial control computer (22) is electrically connected with a first servo electric cylinder (25), a second servo electric cylinder (26), a first servo motor (34) and a second servo motor (35).
5. The machine for automatically screening impurities as claimed in claim 1, wherein the end of the blanking pusher (27) has a chamfer and the blanking pusher (27) abuts against the upper end face of the first conveyor belt (3).
6. An automatic impurity screening machine according to claim 1, characterized in that said cleaning roller (12) is a nylon wire cleaning bristle roller and the cleaning roller (12) abuts against the first conveyor belt (3).
7. An automatic machine for screening impurities according to claim 1, characterized in that said first conveyor belt (3) and said second conveyor belt (4) are sanitary polyvinyl chloride conveyor belts.
8. An automatic machine for screening impurities according to claim 1, characterized in that one end of said second conveyor belt (4) extends through a dust-tight casing (5).
9. The machine for automatically screening impurities as claimed in claim 1, wherein said first servomotor (34) is fixedly connected to the rotation shaft of the first conveyor belt (3), and said second servomotor (35) is fixedly connected to the rotation shaft of the second conveyor belt (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011020764.9A CN113319005A (en) | 2020-09-25 | 2020-09-25 | Automatic change machine of sieve impurity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011020764.9A CN113319005A (en) | 2020-09-25 | 2020-09-25 | Automatic change machine of sieve impurity |
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| CN113319005A true CN113319005A (en) | 2021-08-31 |
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| CN202011020764.9A Pending CN113319005A (en) | 2020-09-25 | 2020-09-25 | Automatic change machine of sieve impurity |
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Application publication date: 20210831 |