CN215233809U - Powder modified high-speed dispersion mixer - Google Patents
Powder modified high-speed dispersion mixer Download PDFInfo
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- CN215233809U CN215233809U CN202120267016.4U CN202120267016U CN215233809U CN 215233809 U CN215233809 U CN 215233809U CN 202120267016 U CN202120267016 U CN 202120267016U CN 215233809 U CN215233809 U CN 215233809U
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- 239000000843 powder Substances 0.000 title claims abstract description 61
- 239000006185 dispersion Substances 0.000 title claims abstract description 25
- 238000010008 shearing Methods 0.000 claims abstract description 38
- 238000002156 mixing Methods 0.000 claims abstract description 34
- 238000003756 stirring Methods 0.000 claims abstract description 16
- 239000002245 particle Substances 0.000 claims abstract description 14
- 230000004048 modification Effects 0.000 claims description 10
- 238000012986 modification Methods 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 239000000203 mixture Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 7
- 239000011858 nanopowder Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- 239000010410 layer Substances 0.000 description 4
- 238000004134 energy conservation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 239000012761 high-performance material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
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Abstract
The utility model discloses a modified high-speed dispersion of powder mixes machine, mix and cut two systems of dispersion mixing including powder stirring. The stirring and mixing system consists of a cylindrical barrel, a barrel bottom main shaft connected with a double-layer stirring paddle, a shaft connected main motor and a discharge hole. The shearing and dispersing mixing system consists of a shearing disperser and a motor. The shear disperser consists of one rotor and at least four stators. The rotor consists of a rotating shaft and at least two groups of moving blades vertically fixed on one end of the rotating shaft, and the other end of the rotating shaft penetrates through the barrel wall from the barrel to be connected with the motor. Each stator is composed of a fixed plate and a plurality of fixed knives vertically fixed on the fixed plate. The stators are symmetrically distributed around the rotor to ensure that the fixed cutters and the movable cutters are engaged alternately, and the fixed plate is fixed on the barrel wall. Under the high-speed drive of a motor, the powder rotationally fed to the barrel bottom through the relative shearing motion of a rotor and a stator simultaneously realizes high-efficiency distributed mixing and high-shearing dispersive mixing. The gap between the fixed knife and the movable knife is adjusted, and the particle size of the powder shearing and dispersing can be adjusted.
Description
Technical Field
The utility model relates to a modified high-speed dispersion of powder mixes machine belongs to material processing technology field.
Background
The powder modification high-speed dispersion mixer is an important device for pre-modifying powder before material processing and forming and then mixing with other raw materials, is commonly used in processing plants for producing plastic products and preparing powder, and is an essential device for producing factories such as filling master batches, modified master batches, functional master batches, modified plastic raw materials and the like by extrusion granulation. The existing high-speed mixer mainly comprises two types, one type is that powder raw materials and a modifier or other raw materials rotate at high speed along the cylinder wall under the pushing of a stirring paddle at the bottom of the mixer and fall down through a baffle plate to achieve the purpose of modified mixing. The high-speed mixer has the characteristics of high speed and high efficiency in mixing, has good distributed mixing effect, but has poor dispersive mixing effect, so the high-speed mixer has poor effect of modifying powder. On the other hand, on the basis of the former high-speed mixer, a single-layer or multi-layer rotating knife driven by a motor is additionally arranged on the vertical side wall in the horizontal direction in the side wall of the cylinder body, and powder particles are impacted by a blade rotating at a high speed, so that particles with larger particle size are crushed, the particle size is reduced, the dispersive mixing effect is obviously improved, and the powder modification effect is greatly improved. However, the rotating speed of the rotating blade is not very high, and the shearing and dispersing effects are lacked, so that the modification effect on the micro-nano powder or nano powder which has small particle size but is agglomerated more is poor, and the requirement of the current production cannot be met. With the continuous progress of powder preparation technology, the requirements of high-performance materials on micro-nano or nano powder modification are higher and higher, and a high-speed mixer with a high-dispersity mixing function is urgently needed.
Disclosure of Invention
An object of the present invention is to provide a modified high-speed dispersion of powder mixes machine, can realize high shear dispersion nature and mix powder, is showing the particle diameter that reduces the powder to powder especially micro-nano or nano powder when high efficiency is accomplished the distributed type and is mixed to improve modified material's application property. Widely used for powder modification or high-speed mixing of the modified powder with other raw materials.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a powder modified high-speed dispersion mixer comprises two systems of powder stirring mixing and powder shearing dispersion mixing. The powder stirring and mixing system consists of a cylindrical barrel body with a cover on the top, a main shaft and a double-layer stirring paddle which are arranged at the bottom of the barrel, and a main motor and a discharge hole which are connected with the main shaft. The stirring paddle rotates at a high speed under the driving of the main motor, pushes the powder to rotate at a high speed along the wall of the barrel, and turns down under the baffling action of the baffling stem on the wall of the barrel and the shearing disperser, so that efficient distributed mixing is realized. The powder shearing and dispersing mixing system is composed of a shearing disperser and a motor. The shear disperser consists of one rotor and at least four stators. The rotor consists of a rotating shaft and at least two groups of prismatic moving blades with square sections, which are vertically fixed on the rotating shaft by bolts, wherein each group is provided with 2-4 moving blades, and each group of moving blades is radially and symmetrically arranged along the rotating shaft and can form a rotating moving plane vertical to the rotating shaft. One end of the rotating shaft is axially and parallelly arranged with each group of moving blades, and the other end of the rotating shaft is perpendicular to the tangent line of the barrel body, horizontally penetrates through the barrel wall and then is connected with the motor. Each stator is a comb-shaped body formed by a fixed plate, a movable knife set and a prismatic fixed knife which is vertically fixed on the fixed plate through bolts and has a square section, the comb-shaped fixed knives of each stator are symmetrically distributed around the rotor relatively, and the fixed plate and the rotating shaft are fixed on the barrel wall in parallel. The comb-shaped fixed knives of all the stators are meshed with the moving knives of all the rows on the rotating shaft alternately, and the high-efficiency distributed mixing and the high-shear dispersive mixing of the powder rotationally fed to the barrel bottom are simultaneously realized through the relative shearing motion of the rotor and the stators under the high-speed driving of the motor. The clearance between the movable knife and the fixed knife can be adjusted by adjusting the angles of the prismatic fixed knife and the movable knife, and the minimum clearance can tend to zero, thereby adjusting the particle size of the powder shearing and dispersion.
In a preferred embodiment of the present invention, the rotor has three groups of moving blades, each group has 3 moving blades, each group of moving blades is arranged symmetrically along the radial direction of the rotating shaft in a "Y" shape, and each group of moving blades is arranged at equal intervals and fixed on the rotating shaft.
In a preferred embodiment of the present invention, the rotor has three groups of moving blades, each group has 4 moving blades, each group of moving blades is arranged symmetrically along the radial direction of the rotating shaft, and the moving blades of each group are arranged at equal intervals and fixed on the rotating shaft.
In a preferred embodiment of the present invention, the shearing disperser has four stators, the fixed blades of each stator are equidistantly arranged and fixed on the fixed plate to form a comb-shaped stator, and the comb-shaped fixed blades of each stator are opposite and symmetrically distributed around the rotor in a cross shape in the vertical direction.
In a preferred embodiment of the present invention, the shearing disperser has four stators, the fixed blades of each stator are equidistantly arranged and fixed on the fixed plate to form a comb-shaped stator, and the comb-shaped fixed blades of each stator are opposite and symmetrically distributed around the rotor in an X-shape in the vertical direction.
In a preferred embodiment of the present invention, the shearing disperser is horizontally and vertically fixed at the folded stem of the barrel wall along the tangent line of the barrel wall.
The utility model has the advantages that: the utility model discloses a modified high-speed dispersion of powder mixes machine is made relative shearing motion to the stator by high-speed motor drive rotor, when realizing the high-efficient distributing type of powder and mixing, carries out high-shear dispersion mixing to the powder of the rotatory feeding of barrel head, is showing and is reducing the powder particle diameter, improves the modified quality of powder and efficiency to improve modified material's application property. Is particularly suitable for the modification of micro-nano or nano powder. The clearance between the movable knife and the fixed knife can be adjusted by adjusting the angles of the fixed knife and the movable knife, so that the particle size of the powder shearing and dispersing is adjusted, and the device has the characteristics of rapidness, high efficiency, environmental protection and energy conservation.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
FIG. 1 is a schematic top view of a powder modified high-speed dispersing mixer according to a preferred embodiment of the present invention;
FIG. 2 is a schematic front view of the powder modified high-speed dispersing mixer according to the preferred embodiment of the present invention;
the labels in the figures are: 1 barrel body, 2 main shafts, 3 double-layer stirring paddles, 4 main motors, 5 discharge ports, 6 baffling stems, 7 fixed plates, 8 fixed cutters, 9 rotating shafts, 10 movable cutters and 11 motors
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments, and other embodiments obtained by those skilled in the art without creative efforts belong to the scope of the present invention.
As shown in fig. 1 and fig. 2, the embodiment of the present invention includes:
a powder modified high-speed dispersion mixer comprises two systems of powder stirring mixing and powder shearing dispersion mixing. The powder stirring and mixing system is composed of a cylindrical barrel body 1 with a cover on the top, a main shaft 2 and a double-layer stirring paddle 3 which are arranged at the bottom of the barrel, and a main motor 4 and a discharge hole 5 which are connected with the main shaft 2. The stirring paddle 3 is driven by the main motor 4 to rotate at a high speed, so that the powder is pushed to rotate at a high speed along the wall of the barrel and is turned down under the baffling action of the bent stem 6 on the wall of the barrel and the shearing disperser, and efficient distributed mixing is realized. The powder shearing and dispersing mixing system is composed of a shearing disperser and a motor 11. The shear disperser consists of one rotor and at least four stators. The rotor is composed of a rotating shaft 9 and at least two groups of prismatic moving blades 10 with square sections, the prismatic moving blades 10 are vertically fixed on the rotating shaft 9 through bolts, each group is provided with 2-4 moving blades 10, each group of moving blades 10 are symmetrically arranged along the radial direction of the rotating shaft 9, and a rotating moving plane vertical to the rotating shaft 9 can be formed. One end of the rotating shaft 9 is axially and parallelly arranged with the moving blades 10, and the other end is perpendicular to the tangent line of the barrel body, horizontally penetrates through the barrel wall and then is connected with the motor 11. Each stator is a comb-shaped stator consisting of a fixed plate 7, a movable blade group and prismatic fixed blades 8 which are vertically fixed on the fixed plate 7 through bolts and have square sections, the comb-shaped fixed blades 8 of each stator are symmetrically distributed around the rotor relatively, and the fixed plate 7 and the rotating shaft 9 are fixed on the barrel wall in parallel. Comb-shaped fixed knives of all stators are meshed with the moving knives 10 on the rotating shaft 9 of the rotating shaft 8, and under the high-speed driving of the motor 11, the powder fed to the barrel bottom in a rotating mode is subjected to high-efficiency distributed mixing and high-shear dispersive mixing simultaneously through the relative shearing motion of the rotor and the stators. The adjustment of the angle between the prismatic fixed knife 8 and the movable knife 10 can adjust the gap between the movable knife 10 and the fixed knife 8, and the minimum gap can approach zero, thereby adjusting the particle size of the powder shearing dispersion.
In the above, the shearing disperser and the tangent line of the barrel wall are horizontally and vertically fixed at the folded stem 6 of the barrel wall.
In this embodiment, preferably, the shearing disperser is composed of a rotor and four stators, three sets of moving blades 10 are arranged in parallel at equal intervals at one end of a rotating shaft 9 of the rotor, each set has 4 moving blades 10, and the moving blades 10 are symmetrically fixed on the rotating shaft 9 in a cross shape along the radial direction of the rotating shaft 9. Each stator is provided with 4 fixed knives 8, and the fixed knives 8 are arranged and fixed on the fixed plate 7 at equal intervals to form a comb-shaped stator. The comb-shaped fixed knives 8 of each stator are opposite and symmetrically distributed around the rotor in an X shape along the vertical direction, and the fixed knives 8 of each stator are meshed with the moving knives 10 of each group of the rotor.
Furthermore, the motor 11 is a high-speed motor with a rotation speed of more than 2800rpm, and the motor 11 directly drives the rotating shaft 9 to drive the movable knife 10 to do high-speed shearing motion relative to the fixed knife 8.
To sum up, the utility model discloses a modified high-speed dispersion of powder mixes machine is made relative shearing motion to the stator by high-speed motor drive rotor, when realizing the high-efficient distributing type of powder and mixing, carries out high shear dispersion mixing to the powder of the rotatory feeding of barrel head, is showing and is reducing the powder particle diameter, improves the modified quality of powder and efficiency to improve modified material's application property. Is particularly suitable for the modification of micro-nano or nano powder. The clearance between the movable cutter and the fixed cutter can be adjusted by adjusting the angle between the fixed cutter and the movable cutter, so that the particle size of the powder shearing and dispersing is adjusted, and the device has the characteristics of rapidness, high efficiency, environmental protection and energy conservation.
The above embodiments are only examples of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes made by the present invention or directly or indirectly applied to other related technical fields are also included in the scope of the present invention.
Claims (7)
1. The utility model provides a modified high-speed dispersion of powder mixes machine which characterized in that, mixes two systems including powder stirring mixing and shearing dispersion, the stirring hybrid system comprises area lid cylinder bucket, barrel head main shaft antithetical couplet double-deck stirring rake, shaft coupling main motor and drain hole, shearing dispersion hybrid system comprises shearing deconcentrator and motor, and shearing deconcentrator comprises a rotor and four at least stators, and the rotor comprises pivot and at least two sets of 2-4 vertical fixation of every group move the sword on pivot one end, and the pivot other end passes the barrel wall from the bucket and is connected with the motor, and every stator comprises a stator plate and several vertical fixation stationary knives on the stator plate, and each stator symmetric distribution makes stationary knife and move the sword interlock alternately around the rotor, and the stator plate is fixed on the barrel wall.
2. The powder modification high-speed dispersion mixer according to claim 1, wherein the rotating shaft of the shearing disperser is perpendicular to the horizontal tangent of the barrel body, horizontally penetrates through the barrel wall, is fixed at the bent part of the barrel wall, and is connected with the motor.
3. The powder modifying high-speed dispersing mixer according to claim 1 or 2, wherein the rotor of the shearing disperser has three groups of 3 prismatic moving blades with square cross-sections, each group of moving blades is symmetrically arranged along the radial direction of the rotating shaft in a Y shape, and the moving blades are arranged at equal intervals and vertically fixed on the rotating shaft by bolts.
4. The powder modifying high-speed dispersing mixer according to claim 1 or 2, wherein the rotor of the shearing disperser has three groups of 4 prismatic moving blades with square cross-sections, each group of moving blades is symmetrically arranged in a cross shape along the radial direction of the rotating shaft, and the moving blades are arranged at equal intervals and vertically fixed on the rotating shaft by bolts.
5. The powder modifying high-speed dispersing mixer according to claim 1 or 2, wherein the shearing disperser has four stators, each stator has a moving blade set and a prismatic fixed blade with a square cross section, the fixed blades are arranged at equal intervals and are vertically fixed on a fixed plate by bolts to form comb-shaped stators, the fixed blades of each stator are perpendicular to the rotating shaft in opposite directions and are symmetrically distributed around the rotor in a cross shape in the vertical direction, so that the fixed blades and the moving blades are engaged alternately.
6. The powder modifying high-speed dispersing mixer according to claim 1 or 2, wherein the shearing disperser has four stators, each stator has a moving blade set and a prismatic fixed blade with a square cross section, the fixed blades are arranged at equal intervals and are vertically fixed on a fixed plate by bolts to form comb-shaped stators, the fixed blades of each stator are perpendicular to the rotating shaft and are symmetrically distributed around the rotor in an X-shape in the vertical direction, so that the fixed blades and the moving blades are engaged alternately.
7. The powder modification high-speed dispersion mixer according to claim 1, wherein the motor is a high-speed motor, and under the high-speed driving of the motor, the powder rotationally fed to the barrel bottom through the relative shearing motion of the rotor and the stator simultaneously realizes the high-efficiency distributed mixing and the high-shear dispersion mixing, and the gap between the fixed knife and the movable knife is adjusted, and the minimum gap can approach zero, so that the particle size of the powder shear dispersion is adjusted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120267016.4U CN215233809U (en) | 2021-01-29 | 2021-01-29 | Powder modified high-speed dispersion mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120267016.4U CN215233809U (en) | 2021-01-29 | 2021-01-29 | Powder modified high-speed dispersion mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215233809U true CN215233809U (en) | 2021-12-21 |
Family
ID=79500249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120267016.4U Expired - Fee Related CN215233809U (en) | 2021-01-29 | 2021-01-29 | Powder modified high-speed dispersion mixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215233809U (en) |
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2021
- 2021-01-29 CN CN202120267016.4U patent/CN215233809U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211221 |