CN113695230A - A digital material fine screen device for workshop production - Google Patents
A digital material fine screen device for workshop production Download PDFInfo
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- CN113695230A CN113695230A CN202110978989.3A CN202110978989A CN113695230A CN 113695230 A CN113695230 A CN 113695230A CN 202110978989 A CN202110978989 A CN 202110978989A CN 113695230 A CN113695230 A CN 113695230A
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- conveyor
- funnel
- machine body
- workshop production
- material fine
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/04—Stationary flat screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
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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
- B07C5/04—Sorting according to size
- B07C5/06—Sorting according to size measured mechanically
- B07C5/07—Sorting according to size measured mechanically by calipering using relatively moving article-engaging means, e.g. clamps
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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
- B07C5/04—Sorting according to size
- B07C5/08—Sorting according to size measured electrically or electronically
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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
- B07C5/04—Sorting according to size
- B07C5/10—Sorting according to size measured by light-responsive means
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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
- B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
- B07C5/3422—Sorting according to other particular properties according to optical properties, e.g. colour using video scanning devices, e.g. TV-cameras
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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
- B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
- B07C5/3425—Sorting according to other particular properties according to optical properties, e.g. colour of granular material, e.g. ore particles, grain
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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
- B07C5/363—Sorting apparatus characterised by the means used for distribution by means of air
- B07C5/365—Sorting apparatus characterised by the means used for distribution by means of air using a single separation means
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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
- B07C5/38—Collecting or arranging articles in groups
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multimedia (AREA)
- Combined Means For Separation Of Solids (AREA)
- Sorting Of Articles (AREA)
Abstract
The invention discloses a digital material fine screening device for workshop production, which relates to the field of material fine screening and comprises a machine body, wherein a screening chamber is arranged in the machine body, the bottom of the screening chamber is fixedly connected with a sloping platform, a screen is arranged at the bottom of the screening chamber, a first conveyor is arranged around the screening chamber and in an inner cavity of the machine body, a conveying plate is arranged at the other side of the first conveyor, a height limiting block is arranged above the conveying plate, a first hopper is arranged below the conveying plate, a second conveyor is arranged at the bottom of the other end of the conveying plate, a plurality of clamping devices are fixedly connected to the second conveyor, a miniature camera and an air jet hole are arranged at one side of the middle part of the second conveyor, a pressure sensor and a second hopper are arranged at the other side of the middle part of the second conveyor, a third hopper is arranged at the bottom of the other end of the second conveyor, four first hopper, the second hopper and the third hopper are respectively connected in series through hoses, and are respectively connected in series through the screen, The height limiting block and the pressure sensor can be used for finely screening and distinguishing materials, and the screening grade is higher.
Description
Technical Field
The invention relates to the field of material fine screening, in particular to a digital material fine screening device for workshop production.
Background
The workshop is the basic unit of the internal organization production of the enterprise, is the first-level organization of the administrative management of enterprise production, formed by several workshop sections or production teams, it sets up according to the professional nature of each stage of product production or each component of the product and professional nature of each auxiliary production activity inside the enterprise, possess factory building or site, machine equipment, tool and certain producer, technical personnel and administrative personnel necessary to finish the production task, the workshop has four characteristics (1) it is the concentration of many key elements of productivity formed according to the specialized principle; (2) it is an intermediate link of enterprise management between a factory and a production team; (3) the products of the workshop are generally semi-finished products (except finished workshops) or internal products of enterprises, but not commodities; (4) the workshop is not an independent commodity production and management unit and generally does not directly generate economic connection to the outside.
Can generally sieve the material when producing in the workshop, prevent that unqualified material from influencing the production finished product, use artifical screening greatly when sieving the material, the part uses machine screening, nevertheless the screening precision is not enough, can only carry out single data screening to the material, simply sieve to the product that the required precision is not high and can use, to some production that the precision is higher this kind of screening precision just not enough, for this novel digital material fine-screening device that provides is used for solving above-mentioned problem.
Disclosure of Invention
The invention aims to provide a digital material fine screening device for workshop production, which aims to solve the problems that the screening precision provided in the background technology is insufficient, only single data screening can be performed on materials, simple screening can be used for products with low precision requirements, and the screening precision is insufficient for some production with high precision.
In order to achieve the purpose, the invention provides the following technical scheme: a digitalized material fine screening device for workshop production comprises a machine body, wherein a feed inlet is fixedly installed in the center of the top of the machine body, a screening chamber is arranged in the machine body, a slope table is fixedly connected to the bottom of the screening chamber, a screen is installed at the bottom of the screening chamber, a stirring rod is arranged in the center of the slope table, a stirring rod stirring shaft penetrates through the shell wall of the bottom of the screening chamber to be connected with the output end of a motor in an inner cavity of the machine body, a first conveyor is arranged around the screening chamber and in the inner cavity of the machine body, a conveying plate is arranged on the other side of each of the four first conveyors, a height limiting block is arranged above each conveying plate, a first hopper is arranged below each conveying plate, a second conveyor is arranged at the bottom of the other end of each conveying plate, a plurality of clamping devices are fixedly connected to the second conveyors, a miniature camera and an air injection hole are arranged on one side of the middle of each second conveyor, the device comprises a conveyor I, a conveyor II, a hopper I, a hopper II and a hopper II, wherein the other side of the middle of the conveyor II is provided with a pressure sensor and the other side of the conveyor II is provided with a hopper III, the other end of the conveyor II is provided with a hopper III, the hopper I, the hopper II and the hopper III are respectively connected in series through hoses, the hoses at the bottoms of the hopper I and the hopper II are connected with the inner part of a material box, and the hoses at the bottoms of the hopper I and the hopper II are connected with the inner part of the material box.
Further, the screen is located between the sloping platform and the inner wall of the screening chamber, and the mesh of the screen is smaller than the diameter of the standard material.
Furthermore, conveyer one, delivery board, limit for height piece, conveyer two, miniature camera, pressure sensor, fumarole, funnel one, funnel two and three quantity of funnel are four, and respectively through support or connecting rod fixed connection on the inner wall of organism inner chamber.
Further, the first conveyor is composed of two rotating wheels and a belt, one of the rotating wheels is fixedly connected with the output end of the second motor, the belt is rotatably connected between the outer walls of the two rotating wheels, the second conveyor is composed of two gears and a chain, and one of the gears is fixedly connected with the output end of the third motor.
Furthermore, the holder comprises a base and two second holding rods, the holder is fixedly connected to the chain through the base, and the distance between the two holding rods can be adjusted.
Further, pressure sensor is located under two holding stick two, just pressure sensor both sides are equipped with the slope, pressure sensor top and two holding stick two bottoms apart from being less than standard material radius.
Further, the distance between the bottom of the height limiting block and the conveying plate is larger than the diameter of the standard material.
Furthermore, the miniature camera, the pressure sensor and the air injection hole are electrically connected with a built-in controller of the machine body.
Further, material case one and material case two equal fixed connection are on bottom of the body inner wall, and have all seted up the chamber door, the hose all lets in material incasement portion downwards through the fixed slope of support.
Compared with the prior art, the invention has the beneficial effects that:
(1) the invention provides a digital material fine screening device for workshop production, which can be used for finely screening and distinguishing materials through a screen, a height limiting block and a pressure sensor, has high screening grade and is used for screening precise materials.
(2) The invention provides a digital material fine screening device for workshop production, which is connected with a hose through a funnel, so that screened materials can be collected into a material box through the hose, and the production and the use are convenient.
(3) The invention provides a digital material fine screening device for workshop production, which can prevent the condition that the production process is influenced by the fact that the screening port is blocked by too much material due to the continuous stirring of a stirrer.
Drawings
FIG. 1 is a schematic front cross-sectional view of a digital material fine screening device for workshop production according to the present invention;
FIG. 2 is a schematic top cross-sectional view of a digital material screening apparatus for shop production according to the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 1 of the digital material fine screening device for workshop production according to the present invention;
FIG. 4 is an enlarged view of the structure at B in FIG. 2 of the digital material fine screening device for workshop production according to the present invention;
FIG. 5 is a schematic perspective view of a first conveyor and a first conveying plate in the digital material fine screening device for workshop production according to the present invention;
fig. 6 is a schematic perspective view of a clamp holder in the digital material fine screening device for workshop production according to the present invention.
In the figure: 1. a body; 2. a feed inlet; 3. a screening chamber; 4. screening a screen; 5. a ramp platform; 6. a stirring rod; 7. a first motor; 8. a first conveyor; 81. a rotating wheel; 82. a belt; 83. a first clamping rod; 84. a second motor; 9. a conveying plate; 10. a height limiting block; 11. a first funnel; 12. a second conveyor; 121. a gear; 122. a chain; 123. a third motor; 13. a holder; 131. a base; 132. a second clamping rod; 14. a miniature camera; 15. a pressure sensor; 16. a gas injection hole; 17. a second funnel; 18. a third funnel; 19. a hose; 20. a first material box; 21. and a second material tank.
Detailed Description
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.
Referring to fig. 1-6, the present invention provides a technical solution: a digital material fine screening device for workshop production comprises a machine body 1, a feed inlet 2 is fixedly installed in the center of the top of the machine body 1, a screening chamber 3 is arranged in the machine body 1, a slope table 5 is fixedly connected to the bottom of the screening chamber 3, a screen 4 is installed at the bottom of the screening chamber 3, a stirring rod 6 is arranged in the center of the slope table 5, a stirring shaft of the stirring rod 6 penetrates through the shell wall of the bottom of the screening chamber 3 to be connected with the output end of a motor I7 in the inner cavity of the machine body 1, a conveyor I8 is arranged around the screening chamber 3 and in the inner cavity of the machine body 1, the other sides of the four conveyor I8 are respectively provided with a conveying plate 9, height limiting blocks 10 are respectively arranged above the conveying plate 9, a hopper I11 is respectively arranged below the conveying plate 9, a conveyor II 12 is respectively arranged at the bottom of the other end of the conveying plate 9, a plurality of clamping devices 13 are respectively and fixedly connected to the conveyor II 12, a micro camera 14 and an air injection hole 16 are respectively arranged on one side of the middle part of the conveyor II 12, the other side of the middle of the second conveyor 12 is provided with a pressure sensor 15 and a second funnel 17, the bottom of the other end of the second conveyor 12 is provided with a third funnel 18, the bottoms of the first funnel 11, the second funnel 17 and the third funnel 18 are respectively connected in series through hoses 19, the hoses 19 at the bottoms of the first funnel 11 and the second funnel 17 are connected with the inside of a first material box 20, and the hoses 19 at the bottoms of the third funnel 18 are connected with the inside of a second material box 21.
Further, the screen 4 is positioned between the sloping platform 5 and the inner wall of the screening chamber 3, and the mesh of the screen 4 is smaller than the diameter of the standard material, so that the screening of the nonstandard material with smaller diameter is facilitated.
Further, the number of the first conveyor 8, the conveying plate 9, the height limiting block 10, the second conveyor 12, the micro camera 14, the pressure sensor 15, the gas injection hole 16, the first funnel 11, the second funnel 17 and the third funnel 18 is four, and the first funnel, the second funnel and the third funnel are respectively and fixedly connected to the inner wall of the inner cavity of the machine body 1 through supports or connecting rods.
Further, the first conveyor 8 is composed of two rotating wheels 81 and a belt 82, wherein one rotating wheel 81 is fixedly connected with the output end of the second motor 84, the belt 82 is rotatably connected between the outer walls of the two rotating wheels 81, and the outer wall of the belt 82 is fixedly connected with a plurality of first clamping rods 83.
Further, the second conveyor 12 is composed of two gears 121 and a chain 122, wherein one gear 121 is fixedly connected with the output end of the third motor 123.
Further, the clamper 13 is composed of a base 131 and two clamping rods 132, the clamper 13 is fixedly connected to the chain 122 through the base 131, and the distance between the two clamping rods 132 is adjustable.
Further, pressure sensor 15 is located under two clamping stick two 132, and pressure sensor 15 both sides are equipped with the slope, and pressure sensor 15 top and two clamping stick two 132 bottom distances are less than standard material radius, make the material can not supported by clamping stick two 132 when carrying out weighing measurement, influence measured data.
Further, the distance between the bottom of the height limiting block 10 and the conveying plate 9 is larger than the diameter of the standard material, so that the nonstandard material with larger diameter can be conveniently screened.
Further, miniature camera 14, pressure sensor 15 and fumarole 16 all link to each other with the built-in controller electrical property of organism 1, and miniature camera 14 shoots the material that passes through, and cooperation pressure sensor 15 measures its data and compares with the built-in standard data of controller, and the material that accords with standard error passes through, and nonstandard material outside the error is then hit by fumarole 16 blowout gas and falls to in the funnel two 17.
Further, material case one 20 and material case two 21 are all fixed connection on 1 bottom inner wall of organism, and have all seted up the chamber door, and hose 19 all lets in material incasement portion downwards through the fixed slope of support, is convenient for collect standard material and non-standard material.
The working principle is as follows: the materials enter the screening chamber 3 from the feeding hole 2, under the stirring of the stirring rod 6, the nonstandard materials with smaller diameters fall through the screen 4, other materials are upwards conveyed to the conveying plate 9 through the first conveyor 8, the height limiting block 10 positioned above the conveying plate 9 can screen the nonstandard materials with larger diameters, unqualified materials which fall into the first hopper 11 and have approximately the same body type are continuously transmitted to the second conveyor 12, the nonstandard materials with unqualified quality are screened through comparison of the pressure sensor 15, the micro camera 14 and the controller, the nonstandard materials with unqualified quality are knocked down into the second hopper 17 through the air jet holes 16, qualified standard materials are continuously conveyed to the third hopper 18, the standard materials and the nonstandard materials are respectively conveyed into the first hopper 20 and the second hopper 21 through the hoses 19, the collection and the distinguishing of the materials are facilitated, the clamping width of the clamping device 13, the height of the height limiting block 10 and the conveying plate 9 and the mesh size of the screen 4 can be changed to deal with screening of the raw materials with different sizes The use is more convenient.
Compared with the prior art, the invention has the beneficial effects that: the invention provides a digital material fine screening device for workshop production, which can be used for finely screening and distinguishing materials through a screen, a height limiting block and a pressure sensor, has high screening grade and is used for screening precise materials; the hopper is connected with the hose, so that the screened materials can be collected into the material box through the hose, and the production and the use are convenient; the continuous stirring of the stirrer can prevent the influence on the production process caused by the fact that the screening port is blocked by too many materials.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The digital material fine screening device for workshop production is characterized by comprising a machine body (1), a feed inlet (2) is fixedly mounted at the center of the top of the machine body (1), a screening chamber (3) is arranged in the machine body (1), a slope table (5) is fixedly connected to the bottom of the screening chamber (3), a screen (4) is mounted at the bottom of the screening chamber (3), a stirring rod (6) is arranged at the center of the slope table (5), a stirring shaft of the stirring rod (6) penetrates through the wall of the bottom of the screening chamber (3) to be connected with the output end of a first motor (7) in the inner cavity of the machine body (1), first conveyors (8) are arranged around the screening chamber (3) and positioned in the inner cavity of the machine body (1), conveying plates (9) are arranged on the other sides of the first conveyors (8), height limiting blocks (10) are arranged above the conveying plates (9), a first hopper (11) is arranged below the conveying plate (9), a second conveyor (12) is arranged at the bottom of the other end of the conveying plate (9), a plurality of clamps (13) are fixedly connected on the second conveyor (12), a miniature camera (14) and a gas orifice (16) are arranged on one side of the middle part of the second conveyor (12), the other side of the middle part of the second conveyor (12) is provided with a pressure sensor (15) and a second hopper (17), the bottom of the other end of the second conveyor (12) is provided with a third funnel (18), the bottoms of the first funnel (11), the second funnel (17) and the third funnel (18) are respectively connected in series through hoses (19), the hoses (19) at the bottoms of the first funnel (11) and the second funnel (17) are connected with the inside of the first material box (20), and hoses (19) at the bottom of the third funnel (18) are connected with the inside of the second material box (21).
2. The digital material fine screening device for workshop production according to claim 1, characterized in that: the screen (4) is positioned between the sloping platform (5) and the inner wall of the screening chamber (3), and the mesh of the screen (4) is smaller than the diameter of the standard material.
3. The digital material fine screening device for workshop production according to claim 1, characterized in that: the automatic height limiting device is characterized in that the first conveyor (8), the conveying plate (9), the height limiting block (10), the second conveyor (12), the miniature cameras (14), the pressure sensors (15) and the air injection holes (16) are four in number, and the first funnel (11), the second funnel (17) and the third funnel (18) are fixedly connected to the inner wall of the inner cavity of the machine body (1) through supports or connecting rods respectively.
4. The digital material fine screening device for workshop production according to claim 1, characterized in that: the first conveyor (8) is composed of two rotating wheels (81) and a belt (82), one of the rotating wheels (81) is fixedly connected with the output end of the second motor (84), the belt (82) is rotatably connected between the outer walls of the two rotating wheels (81), and a plurality of clamping rods (83) are fixedly connected to the outer wall of the belt (82).
5. The digital material fine screening device for workshop production according to claim 1, characterized in that: the second conveyor (12) is composed of two gears (121) and a chain (122), wherein one gear (121) is fixedly connected with the output end of the third motor (123).
6. The digital material fine screening device for workshop production according to claim 1, characterized in that: the clamping device (13) is composed of a base (131) and two second clamping rods (132), the clamping device (13) is fixedly connected to the chain (122) through the base (131), and the distance between the two second clamping rods (132) can be adjusted.
7. The digital material fine screening device for workshop production according to claim 1, characterized in that: the pressure sensor (15) is located under the two clamping rods II (132), slopes are arranged on two sides of the pressure sensor (15), and the distance between the top of the pressure sensor (15) and the bottoms of the two clamping rods II (132) is smaller than the radius of a standard material.
8. The digital material fine screening device for workshop production according to claim 1, characterized in that: the distance between the bottom of the height limiting block (10) and the conveying plate (9) is larger than the diameter of the standard material.
9. The digital material fine screening device for workshop production according to claim 1, characterized in that: the miniature camera (14), the pressure sensor (15) and the air injection hole (16) are electrically connected with a built-in controller of the machine body (1).
10. The digital material fine screening device for workshop production according to claim 1, characterized in that: the first material box (20) and the second material box (21) are fixedly connected to the inner wall of the bottom of the machine body (1) and are provided with box doors, and the hoses (19) are fixedly inclined through the supports and are led into the material boxes downwards.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110978989.3A CN113695230B (en) | 2021-08-25 | 2021-08-25 | A digital material fine screen device for workshop production |
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| CN202110978989.3A CN113695230B (en) | 2021-08-25 | 2021-08-25 | A digital material fine screen device for workshop production |
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| CN113695230A true CN113695230A (en) | 2021-11-26 |
| CN113695230B CN113695230B (en) | 2022-11-11 |
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Denomination of invention: A Digital Material Fine Screening Device for Workshop Production Effective date of registration: 20230925 Granted publication date: 20221111 Pledgee: Susong County SME Financing Guarantee Co.,Ltd. Pledgor: Anhui Senmiao Industry Co.,Ltd. Registration number: Y2023980058752 |