CN114887723B - Ball mill with noise reduction function - Google Patents
Ball mill with noise reduction function Download PDFInfo
- Publication number
- CN114887723B CN114887723B CN202210632203.7A CN202210632203A CN114887723B CN 114887723 B CN114887723 B CN 114887723B CN 202210632203 A CN202210632203 A CN 202210632203A CN 114887723 B CN114887723 B CN 114887723B
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- Prior art keywords
- cylinder
- driving
- connecting block
- ball mill
- cylinder body
- 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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Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 26
- 239000010959 steel Substances 0.000 claims abstract description 26
- 229920000742 Cotton Polymers 0.000 claims abstract description 16
- 125000006850 spacer group Chemical group 0.000 claims description 12
- 238000005096 rolling process Methods 0.000 claims description 3
- 229920000297 Rayon Polymers 0.000 claims description 2
- 239000012634 fragment Substances 0.000 abstract description 12
- 230000005540 biological transmission Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 230000004888 barrier function Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 5
- 238000000227 grinding Methods 0.000 description 3
- 239000004566 building material Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009837 dry grinding Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000002241 glass-ceramic Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000001238 wet grinding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/04—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls with unperforated container
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/22—Lining for containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/24—Driving mechanisms
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention provides a ball mill with a noise reduction function, and relates to the technical field of ball mills. The barrel of this device comprises inner tube and urceolus, is provided with shell fragment and soundproof cotton between inner tube and the urceolus, and soundproof cotton covers on the inner wall of urceolus, and the shell fragment is fixed to be set up on the urceolus inner wall, and the shell fragment is Y shape structure, because the noise that the steel ball striking produced passes through air propagation, and the shell fragment can absorb the energy of sound wave transmission through the vibration, and the protruding that sets up on the shell fragment can play the barrier effect in the direction of sound wave transmission simultaneously, further consumes the noise to play the effect of making an uproar falls.
Description
Technical Field
The invention belongs to the technical field of ball mills, and particularly relates to a ball mill with a noise reduction function.
Background
The ball mill is a key device for crushing materials after the materials are crushed. This type of mill is one in which a number of steel balls are inserted into its cylinder as grinding media. It is widely used in cement, silicate products, novel building materials, refractory materials, chemical fertilizers, mineral processing of black and nonferrous metals, glass ceramics and other production industries, and carries out dry or wet grinding on various ores and other grindability 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 dry type and wet type ore grinding modes. According to different ore discharging modes, the two types of the grid type and the overflow type can be realized.
Based on the above, the present inventors found that the following problems exist: when the ball mill works, the steel ball continuously collides with the inner wall of the cylinder along with the rotation of the cylinder, so that larger noise can be generated, the noise reduction function of the conventional ball mill is poor, and larger noise pollution can be generated.
Accordingly, in view of the above, research and improvement have been made to solve the conventional structure and drawbacks, and a ball mill having a noise reduction function has been provided to achieve the purpose of having a higher practical value.
Disclosure of Invention
In order to solve the technical problems, the invention provides a ball mill with a noise reduction function, so as to solve the problem of larger noise pollution of the existing ball mill.
The invention discloses a ball mill with a noise reduction function, which is realized by the following specific technical means:
the utility model provides a ball mill with function of making an uproar falls, includes the base, the equal fixedly connected with support in top both sides of base, two be provided with the barrel between the support to the support passes through the bearing housing and rotates with the barrel and be connected, the inside of barrel is provided with a plurality of steel balls to the barrel comprises inner tube and urceolus, inner tube and urceolus fixed connection, and have annular cavity between the two, the cavity is inside to be provided with soundproof cotton and shell fragment, the top of base is provided with the plate body, and the plate body is located the below of barrel, the top of plate body is provided with a plurality of first magnet, the steel ball comprises casing and connecting block, the inside of connecting block is provided with the second magnet, the upper portion of first magnet is the same with the magnetic pole of the lower part of second magnet.
Further, the soundproof cotton is attached to the inner surface wall of the outer cylinder through viscose, and the thickness of the soundproof cotton is 8-15mm.
Further, the shell fragment is provided with a plurality of to encircle inner tube evenly distributed, the shell fragment is Y shape structure, and fixedly connected with a plurality of archs on the shell fragment.
Further, casing and connecting block are hemispherical structure, the inside of connecting block has the recess that holds the second magnet, be provided with convex spacer in the recess, the spacer is located between casing and the second magnet, the inboard fixedly connected with briquetting of casing, one side that the briquetting is close to the connecting block and spacer butt.
Further, be provided with on the base and be used for driving the rotatory drive assembly of barrel, drive assembly includes the driving piece, the output of driving piece is provided with the drive wheel, the outside cover of barrel is equipped with another the drive wheel, two the outside rolling contact of drive wheel has same drive belt.
Further, the periphery of the driving wheel is provided with a plurality of clamping grooves which are distributed at equal intervals along the axial direction of the cylinder body, the cross section of each clamping groove is of a V-shaped structure, and the inner side of the driving belt is provided with a plurality of clamping blocks matched with the clamping grooves.
Compared with the prior art, the invention has the following beneficial effects:
1. the cylinder body consists of the inner cylinder and the outer cylinder, the elastic sheet and the soundproof cotton are arranged between the inner cylinder and the outer cylinder, the soundproof cotton is covered on the inner wall of the outer cylinder, the elastic sheet is fixedly arranged on the inner wall of the outer cylinder, the elastic sheet is of a Y-shaped structure, noise generated by collision of the steel balls is transmitted through air, the elastic sheet can absorb energy transmitted by sound waves through vibration, meanwhile, the protrusions arranged on the elastic sheet can play a role of blocking in the direction of sound wave transmission, noise is further consumed, and therefore the noise reduction effect is achieved.
2. The steel ball consists of a shell and a connecting block, the shell and the connecting block jointly form a spherical structure, a second magnet is arranged on the inner side of the connecting block, a separation sheet is arranged on the second magnet, a pressing block is arranged on the inner side of the shell, a first magnet is arranged at the bottom of the cylinder, when the steel ball moves in the cylinder, the second magnet can be kept at the lower half part of the steel ball due to the large weight of the connecting block part, and when the steel ball is close to the bottom of the cylinder, repulsive force can be generated due to the fact that the magnetic poles of the upper part of the first magnet and the lower part of the second magnet are the same, so that the impact of the steel ball on the inner wall of the bottom of the cylinder is reduced, and noise generated by impact is reduced.
3. According to the cylinder rotary driving structure, the driving piece is arranged, the two driving wheels and the driving belt are arranged at the output end of the driving piece, the clamping groove is arranged at the periphery of the driving wheels, the clamping block is arranged at the inner side of the driving belt, the contact area between the driving wheels and the driving belt can be increased through the clamping groove and the clamping block, friction is increased, slipping of the driving belt is reduced, stable rotation of the cylinder is guaranteed, and transmission efficiency is improved.
Drawings
FIG. 1 is an overall schematic view of the ball mill of the present invention.
FIG. 2 is a schematic view of the interior of the cartridge of the present invention.
Fig. 3 is a schematic view of the rotary driving structure of the cylinder body of the present invention.
Fig. 4 is a schematic diagram of the spring structure of the present invention.
Fig. 5 is a schematic view of the interior of the first magnet and steel ball of the present invention.
In the figure, the correspondence between the component names and the drawing numbers is:
1. a base; 2. a bracket; 3. a cylinder; 301. an inner cylinder; 302. an outer cylinder; 4. a steel ball; 401. a housing; 402. a connecting block; 403. a second magnet; 404. a spacer; 405. briquetting; 5. a plate body; 6. a first magnet; 7. soundproof cotton; 8. a spring plate; 9. a protrusion; 10. a driving member; 11. a driving wheel; 12. a transmission belt; 13. a clamping groove; 14. and (5) clamping blocks.
Detailed Description
Embodiments of the present invention are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the invention but are not intended to limit the scope of the invention.
In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like 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 be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Examples:
as shown in fig. 1 to 5:
the invention provides a ball mill with a noise reduction function, which comprises a base 1, wherein two sides of the top of the base 1 are fixedly connected with brackets 2, a cylinder body 3 is arranged between the two brackets 2, the brackets 2 are rotatably connected with the cylinder body 3 through bearing sleeves, a plurality of steel balls 4 are arranged in the cylinder body 3, the cylinder body 3 consists of an inner cylinder 301 and an outer cylinder 302, the inner cylinder 301 and the outer cylinder 302 are fixedly connected, an annular cavity is formed between the inner cylinder 301 and the outer cylinder 302, sound insulation cotton 7 and a spring sheet 8 are arranged in the cavity, a plate body 5 is arranged at the top of the base 1 and positioned below the cylinder body 3, a plurality of first magnets 6 are arranged at the top of the plate body 5, the steel balls 4 consist of a shell 401 and a connecting block 402, a second magnet 403 is arranged in the connecting block 402, and magnetic poles of the upper part of the first magnets 6 and the lower part of the second magnet 403 are the same. The ball mill vibrates and reduces the impact between the steel ball 4 and the inner wall of the cylinder 3 through the elastic sheet 8, thereby improving the noise reduction capability and reducing the noise pollution.
Wherein, the soundproof cotton 7 is attached to the inner surface wall of the outer cylinder 302 by an adhesive, and the thickness of the soundproof cotton 7 is 8-15mm. The soundproof cotton 7 can absorb noise, thereby playing a noise reduction effect.
Wherein, shell fragment 8 is provided with a plurality of to encircle inner tube 301 evenly distributed, shell fragment 8 is Y shape structure, and fixedly connected with a plurality of protruding 9 on the shell fragment 8. The protrusion 9 can block the transmission of sound waves generated by noise, and can reduce the energy transferred by the sound waves, thereby reducing the sound waves transferred to the outside of the cylinder 3, and thus reducing the noise.
Wherein, casing 401 and connecting block 402 are the hemisphere structure, and casing 401 and connecting block 402 constitute the sphere structure jointly, and the inside of connecting block 402 has the recess that holds second magnet 403, is provided with convex spacer 404 in the recess, and spacer 404 is located between casing 401 and the second magnet 403, and spacer 404 position metal material, it can play the shielding effect to the magnetic field, when connecting block 402 is located the first half of steel ball 4, makes second magnet 403 can not adsorb each other with first magnet 6. The inside of the shell 401 is fixedly connected with a pressing block 405, and one side of the pressing block 405 close to the connecting block 402 is abutted against the isolating piece 404. The pressing block 405 abuts against the spacer 404, and plays a role in supporting and limiting the spacer 404.
The driving assembly for driving the cylinder body 3 to rotate is arranged on the base 1, the driving assembly comprises a driving piece 10, the driving piece 10 is a servo motor and is arranged at the top of the base 1 through a bolt, a driving wheel 11 is arranged at the output end of the driving piece 10, another driving wheel 11 is sleeved on the outer side of the cylinder body 3, and the outer sides of the two driving wheels 11 are in rolling contact with the same transmission belt 12. The cylinder 3 can be driven to rotate by a driving framework formed by the driving wheel 11 and the driving belt 12. The periphery of the driving wheel 11 is provided with a plurality of clamping grooves 13 which are distributed at equal intervals along the axial direction of the cylinder body 3, the cross section of the clamping grooves 13 is of a V-shaped structure, and the inner side of the driving belt 12 is provided with a plurality of clamping blocks 14 which are matched with the clamping grooves 13. The contact area between the driving wheel 11 and the driving belt 12 is increased by the cooperation of the clamping groove 13 and the clamping block 14, so that the friction between the driving wheel 11 and the driving belt 12 is increased, the driving belt 12 is not easy to slip, the cylinder 3 can be ensured to stably rotate, and the transmission efficiency is improved.
Specific use and action of the embodiment:
in the invention, when the ball mill is used, the driving piece 10 is started to drive the driving wheel 11 to rotate, and the cylinder 3 is further rotated, so that the steel ball 4 continuously impacts materials, noise generated by impact is absorbed through the vibration of the elastic sheet 8 and the soundproof cotton 7, meanwhile, after the steel ball 4 falls down from the upper part in the cylinder 3, the weight of the connecting block 402 is large, so that the connecting block 402 can be kept at the lower half part of the whole steel ball 4, when the steel ball 4 is close to the bottom of the cylinder 3, the magnetic poles of the first magnet 6 and the second magnet 403 are the same, repulsive force can be generated, the falling of the steel ball 4 is buffered, the impact force of the steel ball 4 and the inner wall of the cylinder 3 is reduced, and the ball mill can play a role in noise reduction.
The embodiments of the invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (4)
1. A ball mill with function of making an uproar falls, its characterized in that: comprises a base (1), wherein both sides of the top of the base (1) are fixedly connected with brackets (2), a cylinder body (3) is arranged between the two brackets (2), the brackets (2) are rotationally connected with the cylinder body (3) through bearing sleeves, a plurality of steel balls (4) are arranged in the cylinder body (3), the cylinder body (3) consists of an inner cylinder (301) and an outer cylinder (302), the inner cylinder (301) and the outer cylinder (302) are fixedly connected, an annular cavity is formed between the inner cylinder and the outer cylinder, the novel high-strength steel ball is characterized in that soundproof cotton (7) and an elastic sheet (8) are arranged in the cavity, a plate body (5) is arranged at the top of the base (1), the plate body (5) is located below the cylinder body (3), a plurality of first magnets (6) are arranged at the top of the plate body (5), the steel ball (4) is composed of a shell (401) and a connecting block (402), a second magnet (403) is arranged in the connecting block (402), and the upper parts of the first magnets (6) and the lower parts of the second magnets (403) are identical in magnetic poles;
the elastic pieces (8) are provided with a plurality of elastic pieces and evenly distributed around the inner cylinder (301), the elastic pieces (8) are of a Y-shaped structure, and a plurality of bulges (9) are fixedly connected to the elastic pieces (8);
casing (401) and connecting block (402) are hemispherical structure, the inside of connecting block (402) has the recess that holds second magnet (403), be provided with convex spacer (404) in the recess, spacer (404) are located between casing (401) and second magnet (403), the inboard fixedly connected with briquetting (405) of casing (401), one side that briquetting (405) is close to connecting block (402) and spacer (404) butt.
2. A ball mill having a noise reduction function as claimed in claim 1, wherein: the soundproof cotton (7) is adhered to the inner surface wall of the outer cylinder (302) through viscose, and the thickness of the soundproof cotton (7) is 8-15mm.
3. A ball mill having a noise reduction function as claimed in claim 1, wherein: the base (1) is provided with a driving assembly for driving the cylinder body (3) to rotate, the driving assembly comprises a driving piece (10), the output end of the driving piece (10) is provided with a driving wheel (11), the outer side of the cylinder body (3) is sleeved with another driving wheel (11), and the outer sides of the two driving wheels (11) are in rolling contact with the same driving belt (12).
4. A ball mill having a noise reduction function according to claim 3, wherein: the periphery of the driving wheel (11) is provided with a plurality of clamping grooves (13) which are distributed at equal intervals along the axial direction of the cylinder body (3), the cross section of each clamping groove (13) is of a V-shaped structure, and the inner side of the driving belt (12) is provided with a plurality of clamping blocks (14) matched with the clamping grooves (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210632203.7A CN114887723B (en) | 2022-06-07 | 2022-06-07 | Ball mill with noise reduction function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210632203.7A CN114887723B (en) | 2022-06-07 | 2022-06-07 | Ball mill with noise reduction function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114887723A CN114887723A (en) | 2022-08-12 |
| CN114887723B true CN114887723B (en) | 2024-02-09 |
Family
ID=82728565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210632203.7A Active CN114887723B (en) | 2022-06-07 | 2022-06-07 | Ball mill with noise reduction function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114887723B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205269797U (en) * | 2015-12-03 | 2016-06-01 | 重庆智寰传动科技发展有限公司 | Take precautions against earthquakes and fall former abrasive lapping machine of making an uproar |
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| CN206598285U (en) * | 2017-02-27 | 2017-10-31 | 苏州宝迈通讯科技有限公司 | High-precision assembly manipulator |
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| CN209549624U (en) * | 2018-12-28 | 2019-10-29 | 江西省君鑫贵金属科技材料有限公司 | Two storehouse overflow ball mills |
| CN209646633U (en) * | 2018-11-24 | 2019-11-19 | 浙江崴能环保设备有限公司 | A kind of ball mill with noise reduction effect |
| CN209697065U (en) * | 2019-03-29 | 2019-11-29 | 中原工学院 | A kind of fine corundum powder ball mill |
| CN211092576U (en) * | 2019-10-26 | 2020-07-28 | 赵春霖 | Shoe cabinet with rotating function |
| CN216128863U (en) * | 2021-08-22 | 2022-03-25 | 穆海鹏 | Circular guide rail system of circulation production line |
-
2022
- 2022-06-07 CN CN202210632203.7A patent/CN114887723B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205269797U (en) * | 2015-12-03 | 2016-06-01 | 重庆智寰传动科技发展有限公司 | Take precautions against earthquakes and fall former abrasive lapping machine of making an uproar |
| CN206325632U (en) * | 2016-12-23 | 2017-07-14 | 安徽博硕科技有限公司 | A kind of concave convex rod salt resistance clay abrasive device |
| CN206598285U (en) * | 2017-02-27 | 2017-10-31 | 苏州宝迈通讯科技有限公司 | High-precision assembly manipulator |
| CN209646633U (en) * | 2018-11-24 | 2019-11-19 | 浙江崴能环保设备有限公司 | A kind of ball mill with noise reduction effect |
| CN209549625U (en) * | 2018-12-28 | 2019-10-29 | 江西省君鑫贵金属科技材料有限公司 | Stream ball mill with interior grinding drum |
| CN209549624U (en) * | 2018-12-28 | 2019-10-29 | 江西省君鑫贵金属科技材料有限公司 | Two storehouse overflow ball mills |
| CN209697065U (en) * | 2019-03-29 | 2019-11-29 | 中原工学院 | A kind of fine corundum powder ball mill |
| CN211092576U (en) * | 2019-10-26 | 2020-07-28 | 赵春霖 | Shoe cabinet with rotating function |
| CN216128863U (en) * | 2021-08-22 | 2022-03-25 | 穆海鹏 | Circular guide rail system of circulation production line |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114887723A (en) | 2022-08-12 |
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