CN110882884A - Ball mill screening plant - Google Patents
Ball mill screening plant Download PDFInfo
- Publication number
- CN110882884A CN110882884A CN201911221743.0A CN201911221743A CN110882884A CN 110882884 A CN110882884 A CN 110882884A CN 201911221743 A CN201911221743 A CN 201911221743A CN 110882884 A CN110882884 A CN 110882884A
- Authority
- CN
- China
- Prior art keywords
- shell
- ball mill
- base
- screen
- screening device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- B07B1/08—Screens rotating within their own plane
-
- 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
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
- B07B1/30—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro within their own plane in or approximately in or transverse to the direction of conveyance
-
- 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
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- 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
-
- 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
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
-
- 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
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
Landscapes
- Crushing And Grinding (AREA)
Abstract
The invention discloses a screening device of a ball mill, which comprises a base and a shell, wherein a feed inlet is formed above the shell, and a plurality of layers of screens are vertically arranged in the shell; a rotating sleeve is arranged at the center of the screen, a rotating shaft is fixedly sleeved in the rotating sleeve, and a rotating motor for driving the rotating shaft is arranged on the upper end surface of the shell; a discharge port is formed in the side wall of the shell; a material guide plate is fixed on the side edge of each layer of discharge opening; and the base is provided with a swing mechanism. According to the ball mill screening device, multiple layers of screens with different apertures are arranged in a shell, and materials are screened in a grading manner, so that the screening is more detailed; the rotating motor drives the screen to rotate, and the swinging mechanism on the base drives the shell to swing horizontally and reciprocally integrally, so that the screen swings back and forth along the horizontal direction while rotating, and the screening effect is improved; the stock guide is installed to the bin outlet side, derives the material that is detained on the screen cloth from the bin outlet, realizes the collection of equidimension not material, and the screening efficiency is high.
Description
Technical Field
The invention relates to the technical field of ball mills, in particular to a screening device of a ball mill.
Background
The ball mill is the key equipment for crushing the materials after the materials are crushed. This type of mill is provided with a number of steel balls as grinding media in the barrel. It is widely used in the production industries of cement, silicate products, novel building materials, refractory materials, chemical fertilizers, black and non-ferrous metal ore dressing, glass ceramics and the like, and is used for dry or wet grinding of various ores and other grindable materials. The ball mill is suitable for grinding various ores and other materials, is widely used in the industries of mineral separation, building materials, chemical industry and the like, and can be divided into a dry type ore grinding mode and a wet type ore grinding mode. According to different ore discharge modes, the method can be divided into a lattice type and an overflow type.
The ball mill finishes the back to the comminuted, from the ejection of compact of barrel one end in the ball-milling, then screens the material of unloading in to the barrel through screening plant, screens out by the kibbling material. The existing screening devices generally adopt a single-layer screen for screening basically, and materials cannot be screened and collected in a layered mode; and the action amplitude of the screen is single, which influences the screening effect.
Disclosure of Invention
The invention aims to provide a screening device of a ball mill, which solves the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
a screening device of a ball mill comprises a base and a shell, wherein a feed inlet is formed in the upper portion of the shell, multiple layers of screen meshes are vertically arranged in the shell, and the mesh diameters of the screen meshes from top to bottom are sequentially reduced; a rotating sleeve is arranged at the center of the screen, a rotating shaft is fixedly sleeved in the rotating sleeve, and a rotating motor for driving the rotating shaft is arranged on the upper end surface of the shell; a material outlet corresponding to each layer of screen is formed in the side wall of the shell, and a material receiving plate is arranged below the material outlet; a material guide plate for guiding the materials retained on the screen into the discharge openings is fixed on the side edge of each layer of discharge openings; and the base is provided with a swing mechanism for driving the shell to horizontally and reciprocally swing.
As a further scheme of the invention: the swing mechanism comprises a swing motor, a push rod, a fixed sleeve and a telescopic rod; the swing motor is fixedly arranged on the base on one side of the shell through a motor base, the output end of the swing motor is rotatably connected with a cam, and a push rod in contact with the cam is fixed on the outer wall of one side, facing the swing motor, of the shell; the fixed sleeve is arranged on the base at the other side of the shell through a fixed seat, a telescopic rod is embedded in the fixed sleeve in a sliding mode, the extending end of the telescopic rod is fixed on the outer wall of the shell, and a spring is sleeved outside the telescopic rod; the base is further provided with a sliding groove, and the bottom of the base is slidably embedded in the sliding groove.
As a further scheme of the invention: the material guide plate is crescent and is bent towards one side of the discharge opening.
As a further scheme of the invention: and one end of the push rod facing the cam is also provided with a roller.
As a further scheme of the invention: and a sealing bearing is further sleeved at the joint of the top of the shell and the rotating shaft.
As a further scheme of the invention: buffer blocks are installed at two end parts of the sliding groove.
As a further scheme of the invention: the buffer block is made of rubber.
Compared with the prior art, the invention has the beneficial effects that:
according to the ball mill screening device, multiple layers of screens with different apertures are arranged in a shell, and materials are screened in a grading manner, so that the screening is more detailed; the rotating motor drives the screen to rotate, and the swinging mechanism on the base drives the shell to swing horizontally and reciprocally integrally, so that the screen swings back and forth along the horizontal direction while rotating, and the screening effect is improved; the stock guide is installed to the bin outlet side, derives the material that is detained on the screen cloth from the bin outlet, realizes the collection of equidimension not material, and the screening efficiency is high.
Drawings
FIG. 1 is a front view of a ball mill screening device;
FIG. 2 is a side view of a ball mill screening device;
fig. 3 is a perspective view of a screen in a ball mill screening apparatus.
In the figure: 1-base, 2-shell, 3-screen, 4-rotating sleeve, 5-rotating shaft, 6-rotating motor, 7-feed inlet, 8-discharge outlet, 9-material receiving plate, 10-material guide plate, 11-chute, 12-swinging motor, 13-motor base, 14-cam, 15-push rod, 16-roller, 17-fixed sleeve, 18-fixed seat, 19-telescopic rod, 20-spring, 21-buffer block, 22-sealed bearing and 23-spacing sleeve.
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.
It should be noted that, if there is a directional indication (such as up, down, left, right, front, and back) in the embodiment of the present invention, it is only used to explain the relative position relationship between the components, the motion situation, and the like in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.
In addition, if the description of "first", "second", etc. is referred to in the present invention, it is used for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Example 1
Referring to fig. 1-3, a screening device for a ball mill comprises a base 1 and a shell 2, wherein a feed inlet 7 is arranged above the shell 2, a plurality of layers of screens 3 are vertically arranged in the shell 2, and the mesh diameters of the screens 3 from top to bottom are sequentially reduced; a rotating sleeve 4 is arranged at the center of the screen 3, a rotating shaft 5 is fixedly sleeved in the rotating sleeve 4, and a rotating motor 6 for driving the rotating shaft 5 is arranged on the upper end face of the shell 2; a discharge opening 8 corresponding to each layer of screen 3 is formed in the side wall of the shell 2, and a material receiving plate 9 is arranged below the discharge opening 8; a material guide plate 10 for guiding the materials retained on the screen 3 into the discharge openings 8 is fixed on the side edge of each layer of the discharge openings 8; a swinging mechanism for driving the shell 2 to horizontally and reciprocally swing is arranged on the base 1;
the specific structure of the swing mechanism is not limited, and in this embodiment, preferably, the swing mechanism includes a swing motor 12, a push rod 15, a fixed sleeve 17 and an expansion link 19; the swing motor 12 is fixedly arranged on the base 1 at one side of the shell 2 through a motor base 13, the output end of the swing motor 12 is rotatably connected with a cam 14, and a push rod 15 which is in contact with the cam 14 is fixed on the outer wall of one side of the shell 2, which faces the swing motor 12; the fixing sleeve 17 is installed on the base 1 at the other side of the shell 2 through a fixing seat 18, an expansion rod 19 is embedded in the fixing sleeve 17 in a sliding mode, the extending end of the expansion rod 19 is fixed on the outer wall of the shell 2, and a spring 20 is sleeved outside the expansion rod 19; the base 1 is also provided with a sliding chute 11, and the bottom of the base 2 is embedded in the sliding chute 11 in a sliding manner;
specifically, materials are added into the shell 2 from the feed inlet 7, the rotating motor 6 and the swinging motor 12 are started, the rotating motor 6 drives each layer of screen 3 to rotate in the shell 2 through the rotating shaft 5, and meanwhile, under the action of the spring 20, the swinging motor 12 periodically pushes the push rod 15 to do reciprocating horizontal motion through the cam 14, so that the shell 2 shakes back and forth in the chute 11; thereby realizing that the screen 3 swings back and forth in the horizontal direction while rotating, and improving the screening effect; the apertures of the screen meshes 3 from top to bottom are sequentially reduced, so that materials are screened in a layered mode, the material guide plates 10 on the side edges of the discharge openings 8 guide the large-particle materials retained on the screen meshes 3 into the discharge openings 8 and then fall onto the material receiving plates 9, and the collection of the materials with different sizes is achieved;
the specific shape of the material guide plate 10 is not limited, and in this embodiment, preferably, the material guide plate 10 is crescent-shaped and is bent toward one side of the discharge opening 8;
in the swinging process, the surface of the cam 14 is frequently in rolling contact with the push rod 15, and after long-time use, the surface of the cam 14 is seriously abraded, so that the roller 16 is further installed at one end, facing the cam 14, of the push rod 16, and the roller 16 is in rolling contact with the cam 14, so that the abrasion of the surface of the cam 14 is reduced, and the service life of the cam is prolonged;
the top of the shell 1 is also sleeved with a sealing bearing 22 at the joint of the rotating shaft 5, so that the materials are prevented from leaking out from the gap between the shell 2 and the rotating shaft 5 in the screening process, and the normal operation of the rotating motor 6 is influenced.
The working principle of the embodiment is as follows:
firstly, adding materials into the shell 2 from the feed inlet 7, starting the rotating motor 6 and the swing motor 12, and driving each layer of screen cloth 3 to rotate in the shell 2 by the rotating motor 6 through the rotating shaft 5; meanwhile, under the action of the spring 20, the swing motor 12 periodically pushes the push rod 15 to reciprocate horizontally through the cam 14, so that the shell 2 swings back and forth in the chute 11; thereby realizing that the screen 3 swings and rocks back and forth in the horizontal direction while rotating; from last screen cloth 3 aperture to down reducing in proper order to carry out the layering screening to the material, the stock guide 10 of 8 sides of bin outlet will be detained in the material of the great granule on screen cloth 3 is led in bin outlet 8, falls on receiving the flitch 9 again, realizes the collection of equidimension not material.
Example 2
In the process of swaying, when casing 11 slided to spout 11 one end, because have certain speed, can produce great impact force in the moment of 11 tip contacts with the spout to make casing 1 produce great degree and rock, influence holistic stability, for this reason, this embodiment has made further improvement on embodiment 1's basis, and the improvement part is: the buffer blocks 21 are arranged at the two end parts of the sliding chute 11, and when the shell 2 moves to one end of the sliding chute 11, the impact generated at the moment of contact is absorbed by the buffer blocks 21, so that the shell 2 can move more stably in a reciprocating manner;
the specific material of the buffer block 21 is not limited, and in this embodiment, preferably, the buffer block 21 is made of rubber.
According to the ball mill screening device, multiple layers of screens 3 with different apertures are arranged in a shell 2, and materials are screened in a grading manner, so that the screening is more detailed; the rotating motor 6 drives the screen 3 to rotate, and the swinging mechanism on the base 1 drives the shell 2 to swing horizontally and reciprocally integrally, so that the screen 3 can swing back and forth along the horizontal direction while rotating, and the screening effect is improved; the material guide plate 10 is installed to 8 side edges of bin outlet, and the material that is detained on the screen cloth 3 is derived from the bin outlet 8, realizes the collection of not equidimension material, and the screening efficiency is high.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (7)
1. The screening device of the ball mill comprises a base (1) and a shell (2), and is characterized in that a feeding hole (7) is formed above the shell (2), a plurality of layers of screens (3) are vertically arranged in the shell (2), and the diameters of meshes of the screens (3) from top to bottom are sequentially reduced; a rotating sleeve (4) is arranged at the center of the screen (3), a rotating shaft (5) is fixedly sleeved in the rotating sleeve (4), and a rotating motor (6) for driving the rotating shaft (5) is arranged on the upper end face of the shell (2); a discharge opening (8) corresponding to each layer of screen (3) is formed in the side wall of the shell (2), and a material receiving plate (9) is arranged below the discharge opening (8); a material guide plate (10) for guiding the materials retained on the screen (3) into the discharge openings (8) is also fixed on the side edge of each layer of the discharge openings (8); and a swing mechanism for driving the shell (2) to horizontally and reciprocally swing is arranged on the base (1).
2. The ball mill screening device according to claim 1, wherein the swing mechanism comprises a swing motor (12), a push rod (15), a fixed sleeve (17) and a telescopic rod (19); the swing motor (12) is fixedly arranged on the base (1) on one side of the shell (2) through a motor base (13), the output end of the swing motor (12) is rotatably connected with a cam (14), and a push rod (15) in contact with the cam (14) is fixed on the outer wall of one side, facing the swing motor (12), of the shell (2); the fixing sleeve (17) is installed on the base (1) on the other side of the shell (2) through a fixing seat (18), an expansion rod (19) is embedded in the fixing sleeve (17) in a sliding mode, the extending end of the expansion rod (19) is fixed on the outer wall of the shell (2), and a spring (20) is sleeved outside the expansion rod (19); the base (1) is further provided with a sliding groove (11), and the bottom of the base (2) is embedded in the sliding groove (11) in a sliding manner.
3. A ball mill screening device according to claim 1 or 2, characterized in that the material guide plate (10) is crescent-shaped and curved towards the side of the discharge opening (8).
4. A ball mill screening device according to claim 2, characterized in that the push rod (16) is further mounted with a roller (16) at the end facing the cam (14).
5. A screening device for a ball mill according to claim 3, characterized in that a sealing bearing (22) is further sleeved at the joint of the top of the shell (1) and the rotating shaft (5).
6. A ball mill screening device according to claim 2 or 4, characterized in that buffer blocks (21) are mounted at both ends of the chute (11).
7. A ball mill screening device according to claim 7, characterized in that said buffer block (21) is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911221743.0A CN110882884A (en) | 2019-12-03 | 2019-12-03 | Ball mill screening plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911221743.0A CN110882884A (en) | 2019-12-03 | 2019-12-03 | Ball mill screening plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110882884A true CN110882884A (en) | 2020-03-17 |
Family
ID=69750148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911221743.0A Withdrawn CN110882884A (en) | 2019-12-03 | 2019-12-03 | Ball mill screening plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110882884A (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111319161A (en) * | 2020-04-26 | 2020-06-23 | 安徽精卫医用材料科技有限公司 | Vertical masterbatch screening plant |
| CN111589564A (en) * | 2020-05-29 | 2020-08-28 | 汤先忠 | Industrial calcium carbonate preparation crocus screening processing system |
| CN111889372A (en) * | 2020-07-16 | 2020-11-06 | 廖策华 | A raw materials classified screening device for flour processing |
| CN112058641A (en) * | 2020-08-31 | 2020-12-11 | 蒲军 | Peanut seed impurity removal equipment and method with screening function |
| CN112248291A (en) * | 2020-10-20 | 2021-01-22 | 安徽理工大学 | Grain cutting and grain separating device for plastic processing |
| CN112275609A (en) * | 2020-08-28 | 2021-01-29 | 南京灵雀智能制造有限公司 | Mechanical-automatic granular material automatic discharging equipment and discharging method |
| CN112427098A (en) * | 2020-10-29 | 2021-03-02 | 株洲联信金属有限公司 | Ball mill screening plant |
| CN112630111A (en) * | 2020-12-15 | 2021-04-09 | 固始县江河水利工程有限责任公司 | On-spot granule screening test device that gathers materials |
| CN112718460A (en) * | 2020-12-20 | 2021-04-30 | 盐城仁创砂业科技有限公司 | Shaking screen mechanism |
| WO2021219045A1 (en) * | 2020-04-30 | 2021-11-04 | Ma Zhihao | Screening device |
| CN114101021A (en) * | 2021-11-13 | 2022-03-01 | 保定玖兴饲料加工有限公司 | Impurity removing equipment for feed raw materials |
| CN114158757A (en) * | 2021-12-13 | 2022-03-11 | 安徽天邦生物技术有限公司 | Feed production stirring and subpackaging device and subpackaging method thereof |
| CN114226233A (en) * | 2021-12-09 | 2022-03-25 | 中国人民解放军军事科学院军事医学研究院 | Energy-saving impact type particle enrichment device |
| CN115256159A (en) * | 2022-08-02 | 2022-11-01 | 诸暨市妇幼保健院 | Waste material collecting device |
| CN115445898A (en) * | 2022-09-29 | 2022-12-09 | 徐州工程学院 | A raw materials sieving mechanism for burdock production |
-
2019
- 2019-12-03 CN CN201911221743.0A patent/CN110882884A/en not_active Withdrawn
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111319161A (en) * | 2020-04-26 | 2020-06-23 | 安徽精卫医用材料科技有限公司 | Vertical masterbatch screening plant |
| WO2021219045A1 (en) * | 2020-04-30 | 2021-11-04 | Ma Zhihao | Screening device |
| CN111589564A (en) * | 2020-05-29 | 2020-08-28 | 汤先忠 | Industrial calcium carbonate preparation crocus screening processing system |
| CN111889372A (en) * | 2020-07-16 | 2020-11-06 | 廖策华 | A raw materials classified screening device for flour processing |
| WO2022041767A1 (en) * | 2020-08-28 | 2022-03-03 | 南京灵雀智能制造有限公司 | Mechanical automation-based automatic granular material discharging device and discharging method |
| CN112275609A (en) * | 2020-08-28 | 2021-01-29 | 南京灵雀智能制造有限公司 | Mechanical-automatic granular material automatic discharging equipment and discharging method |
| CN112058641A (en) * | 2020-08-31 | 2020-12-11 | 蒲军 | Peanut seed impurity removal equipment and method with screening function |
| CN112248291A (en) * | 2020-10-20 | 2021-01-22 | 安徽理工大学 | Grain cutting and grain separating device for plastic processing |
| CN112427098A (en) * | 2020-10-29 | 2021-03-02 | 株洲联信金属有限公司 | Ball mill screening plant |
| CN112630111A (en) * | 2020-12-15 | 2021-04-09 | 固始县江河水利工程有限责任公司 | On-spot granule screening test device that gathers materials |
| CN112718460A (en) * | 2020-12-20 | 2021-04-30 | 盐城仁创砂业科技有限公司 | Shaking screen mechanism |
| CN114101021A (en) * | 2021-11-13 | 2022-03-01 | 保定玖兴饲料加工有限公司 | Impurity removing equipment for feed raw materials |
| CN114226233A (en) * | 2021-12-09 | 2022-03-25 | 中国人民解放军军事科学院军事医学研究院 | Energy-saving impact type particle enrichment device |
| CN114226233B (en) * | 2021-12-09 | 2023-11-24 | 中国人民解放军军事科学院军事医学研究院 | Energy-saving impact type particle enrichment device |
| CN114158757A (en) * | 2021-12-13 | 2022-03-11 | 安徽天邦生物技术有限公司 | Feed production stirring and subpackaging device and subpackaging method thereof |
| CN114158757B (en) * | 2021-12-13 | 2023-03-10 | 安徽天邦生物技术有限公司 | Feed production stirring and subpackaging device and subpackaging method thereof |
| CN115256159A (en) * | 2022-08-02 | 2022-11-01 | 诸暨市妇幼保健院 | Waste material collecting device |
| CN115445898A (en) * | 2022-09-29 | 2022-12-09 | 徐州工程学院 | A raw materials sieving mechanism for burdock production |
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Application publication date: 20200317 |