WO2021031309A1 - 一种磨粉机 - Google Patents

一种磨粉机 Download PDF

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Publication number
WO2021031309A1
WO2021031309A1 PCT/CN2019/110226 CN2019110226W WO2021031309A1 WO 2021031309 A1 WO2021031309 A1 WO 2021031309A1 CN 2019110226 W CN2019110226 W CN 2019110226W WO 2021031309 A1 WO2021031309 A1 WO 2021031309A1
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Prior art keywords
grinding disc
pulley
drive motor
gear
central shaft
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PCT/CN2019/110226
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English (en)
French (fr)
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韩洪伟
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韩洪伟
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Publication of WO2021031309A1 publication Critical patent/WO2021031309A1/zh

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/02—Feeding devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C7/00—Crushing or disintegrating by disc mills
    • B02C7/02—Crushing or disintegrating by disc mills with coaxial discs
    • B02C7/06—Crushing or disintegrating by disc mills with coaxial discs with horizontal axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C7/00—Crushing or disintegrating by disc mills
    • B02C7/11—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
    • B02C7/00—Crushing or disintegrating by disc mills
    • B02C7/11—Details
    • B02C7/16—Driving mechanisms
    • 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
    • B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
    • B07B11/06—Feeding or discharging arrangements
    • 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
    • B07B7/00—Selective separation of solid materials carried by, or dispersed in, gas currents
    • B07B7/06—Selective separation of solid materials carried by, or dispersed in, gas currents by impingement against sieves

Definitions

  • the utility model relates to a milling device, in particular to a mill based on the principle of a pulverizer, which micronizes solid raw materials.
  • Micronization is a kind of high-efficiency grinding. It takes the raw material particles to be ground from a relatively coarse particle size to obtain fine powder through fine grinding.
  • the micro powder is an aggregate of fine particles, and the particles that make up the micro powder can be as small as 0.1 ⁇ m. Usually 5-50 ⁇ m.
  • the micronization process is used to manufacture active substances and excipients in the fields of pharmaceuticals, cosmetics manufacturing, and chemical industries (such as fillers and pigments).
  • the grinding can be extended in different types of classifying mills to achieve micronization of raw materials, such as Use a ball mill, rod mill, hammer mill, or vibration mill.
  • the name of the Chinese utility model patent with the patent number ZL201520556246.7 (CN204816676U): a grinder with a base, a shell of a grinding disc, a feed port, a feed port and two drives are fixed on the base
  • a feed port For the motor, one side of the grinding disc shell is provided with a feed port, and a discharge port is arranged on the shell in the circumferential direction of the grinding disc shell.
  • Two grinding discs are arranged in the grinding disc shell, and the two grinding discs are respectively driven by their respective drive shafts.
  • the mill is based on the principle of the pulverizer to improve the solid micronization equipment, and the milling is more efficient.
  • the raw material particles may be mixed with impurities, which cannot remove the impurities.
  • the impurities enter the shell of the grinding disc and grind together.
  • the powder will be more difficult to remove.
  • the technical problem to be solved by the utility model is to provide a grinding machine capable of removing impurities.
  • a grinding machine comprising a grinding disc shell, a first grinding disc, a second grinding disc, a first driving motor and a second driving motor, and the grinding disc shell is provided with an inlet
  • the material pipe and the discharge port, the first grinding disc and the second grinding disc are arranged in the grinding disc housing, the first grinding disc is provided with a first central shaft, and the first driving motor drives the first grinding disc.
  • the trash removal device includes a filter screen, a trash removal pipe and an induced draft fan, the inlet of the trash removal pipe communicates with the inside of the feed pipe, and the outlet of the trash removal pipe communicates with the induced draft fan,
  • the filter screen is arranged at the entrance of the impurity removal pipeline.
  • the impurity removal pipeline has two inlets and one outlet, the inlets of the two impurity removal pipelines are respectively connected to the inside of the feed pipe, and the inlets of the two impurity removal pipelines are respectively provided with a ⁇ Filter.
  • a feeder is provided on the feed pipe, and the feeder is used for uniformly conveying raw material particles.
  • the feeder includes a third drive motor, a rotating shaft and a spiral feeding belt
  • the feed pipe is provided with an installation port for the feeder to be installed
  • the third drive motor is provided at the installation port.
  • the third driving motor drives the rotating shaft to rotate, the rotating shaft is arranged in the feeding pipe, and the screw feeding belt is arranged on the outer side wall of the rotating shaft.
  • a first pulley is provided on the drive shaft of the first drive motor
  • a second pulley is provided on the first central shaft
  • the first pulley and the second pulley are connected by a belt
  • the first The driving shaft of the second driving motor is provided with a third pulley
  • the second central shaft is provided with a fourth pulley
  • the third pulley and the fourth pulley are connected by a belt.
  • a first gear is provided on the drive shaft of the first drive motor, a second gear is provided on the first central shaft, the first gear and the second gear are in meshing connection, and the second A third gear is provided on the drive shaft of the drive motor, a fourth gear is provided on the second central shaft, and the third gear and the fourth gear are in meshing connection.
  • the impurity removal device of the utility model can remove the impurities in the injected raw material particles, thereby improving the purity of the raw material particles;
  • the induced draft fan of the utility model generates negative pressure through the rotation of the impeller, and then extracts air from the feed pipe.
  • the impurities follow the air and are drawn to the induced draft fan, while the raw material particles are blocked by the filter screen, and the raw material particles enter the grinding table along the feed pipe Grinding inside the shell to achieve effective and rapid removal of impurities in raw material particles;
  • the third drive motor of the utility model can drive the rotating shaft to rotate at a uniform speed, and the raw material particles are transported into the shell of the grinding plate at a uniform speed after passing through the spiral feeding belt, thereby controlling the feeding efficiency of the raw material particles.
  • Figure 1 is a schematic diagram of the structure of the mill in the utility model
  • Figure 2 is a schematic cross-sectional view of the pulverizer in the utility model
  • Fig. 3 is an enlarged schematic diagram of A in Fig. 2;
  • Figure 4 is a schematic diagram of the structure of the feeder in the utility model.
  • a mill includes a grinding disc housing 1, a first grinding disc 2, a second grinding disc 3, a first drive motor 4 and a second drive motor 5, and the grinding disc housing 1 is provided with a feed
  • the tube 11 and the discharge port 12, the first grinding disc 2 and the second grinding disc 3 are arranged in the grinding disc shell 1, the first grinding disc 2 is provided with a first central shaft 21, and the first driving motor 4 drives the first central shaft 21 and the One grinding disc 2 rotates, the second grinding disc 3 is provided with a second central shaft 31, the second drive motor 5 drives the second central shaft 31 and the second grinding disc 3 to rotate, and the feed pipe 11 is provided with a decontamination device 6 to remove impurities The device 6 is used to remove impurities in the raw material particles.
  • the trash removal device 6 includes a filter screen 61, a trash removal pipe 62, and an induced draft fan 63.
  • the inlet of the trash removal pipe 62 communicates with the inside of the feed pipe 11, and the outlet of the trash removal pipe 62 communicates with the induced draft fan 63.
  • the filter screen 61 is installed at the entrance of the impurity removal pipe 62.
  • a funnel 13 is also provided at the entrance of the feed pipe.
  • a base 8 is provided at the bottom of the mill.
  • the base 8 is provided with a first mounting seat 81 and a second mounting seat 82.
  • the first driving motor 4 is fixedly mounted on the first mounting seat 81, and the second driving motor 5Fixed installation on the second mounting seat 82.
  • Embodiment 2 The remaining parts are the same as the first embodiment. The difference is that the trash removal pipe 62 has two inlets and one outlet. The inlets of the two trash removal pipes 62 are connected to the inside of the feed pipe 11 respectively. A filter screen 61 is provided at the entrance of the miscellaneous pipe 62 respectively.
  • the two inlets of the impurity removal pipe 62 are arranged on the opposite inner side walls of the feed pipe 11.
  • the third embodiment the rest is the same as the first embodiment, the difference is that a feeder 7 is provided on the feed pipe 11, and the feeder 7 is used for conveying raw material particles at a uniform speed.
  • the feeder 7 includes a third drive motor 71, a rotating shaft 72 and a screw feeding belt 73.
  • the feed pipe 11 is provided with an installation port 111 for the feeder 7 to be installed, and the third drive motor 71 is installed at the installation port. 111.
  • the third driving motor 71 drives the rotating shaft 72 to rotate, the rotating shaft 72 is arranged in the feeding pipe 11, and the spiral feeding belt 73 is arranged on the outer side wall of the rotating shaft 72.
  • the fourth embodiment the rest is the same as the first embodiment, the difference is that a first pulley 41 is provided on the drive shaft of the first drive motor 4, a second pulley 22 is provided on the first central shaft 21, and the first pulley 41 It is connected with the second pulley 22 by a belt, the drive shaft of the second drive motor 5 is provided with a third pulley 51, the second central shaft 31 is provided with a fourth pulley 32, and the third pulley 51 and the fourth pulley 32 are connected by a belt .
  • the fifth embodiment the rest is the same as the first embodiment, the difference is that the first gear is provided on the drive shaft of the first drive motor 4, the second gear is provided on the first central shaft 21, the first gear and the second The gears are meshed and connected.
  • the drive shaft of the second drive motor 5 is provided with a third gear
  • the second central shaft 31 is provided with a fourth gear
  • the third gear and the fourth gear are meshed and connected.

Abstract

一种磨粉机，包括磨盘外壳（1）、第一磨盘（2）、第二磨盘（3）、第一驱动电机（4）和第二驱动电机（5），所述磨盘外壳（1）上设置有进料管（11）和出料口（12），所述第一磨盘（2）和所述第二磨盘（3）设置于所述磨盘外壳（1）内，所述第一磨盘（2）上设置有第一中心轴（21），所述第一驱动电机（4）驱使所述第一中心轴（21）和所述第一磨盘（2）旋转，所述第二磨盘（3）上设置有第二中心轴（31），所述第二驱动电机（5）驱使所述第二中心轴（31）和所述第二磨盘（3）旋转，所述进料管（11）上设置有除杂装置（6），所述除杂装置（6）用于将原料颗粒中的杂质去除。

Description

一种磨粉机 技术领域
本实用新型涉及一种磨粉装置，特别涉及一种基于粉碎机的原理，将固体原料进行微粉化的磨粉机。
背景技术
研磨属于精密加工工艺，在化工业、食品加工以及建筑等许多技术领域中被广泛应用，研磨具有微细性、随机性以及针对性等性能，通过研磨可使原料被加工至不同精度或粒度。微粉化则是高效率的研磨种类，其将需要研磨的原料颗粒从相对粗糙的粒度，通过精细化研磨获得细小的微粉，微粉是细微粒子的集合体，组成微粉的粒子可以小到0.1μm，通常是5-50μm。通常，在制药、化妆品制造以及化学行业(如填料、颜料)等领域使用微粉化工艺来制造活性物质和赋形剂，可在不同种类的分级研磨机中延长研磨来实现原料的微粉化，如使用球磨机、棒磨机、锤磨机或者振动研磨机。
如专利号为ZL201520556246.7(CN204816676U)的中国实用新型专利名称：一种磨粉机，该磨粉机具有底座、在底座上固定设置有磨盘外壳、进料口、出料口以及两个驱动电机，磨盘外壳的一侧设置有进料口、在磨盘外壳圆周方向的壳体上设置有出料口，在磨盘外壳内设置有两个磨盘，两个磨盘分别通过各自的驱动轴驱动。该磨粉机基于粉碎机原理对固体微粉化设备进行改进，磨粉更高效，但是在投料时，原料颗粒中可能混有杂质，其无法对杂质进行清除，杂质进入磨盘外壳内后一同磨成粉末，将更难清除。
实用新型内容
本实用新型所要解决的技术问题是提供一种能够清除杂质的磨粉 机。
本实用新型解决上述技术问题所采用的技术方案为：一种磨粉机，包括磨盘外壳、第一磨盘、第二磨盘、第一驱动电机和第二驱动电机，所述磨盘外壳上设置有进料管和出料口，所述第一磨盘和所述第二磨盘设置于所述磨盘外壳内，所述第一磨盘上设置有第一中心轴，所述第一驱动电机驱使所述第一中心轴和所述第一磨盘旋转，所述第二磨盘上设置有第二中心轴，所述第二驱动电机驱使所述第二中心轴和所述第二磨盘旋转，所述进料管上设置有除杂装置，所述除杂装置用于将原料颗粒中的杂质去除。
作为优选，所述除杂装置包括滤网、除杂管道和引风机，所述除杂管道的入口与所述进料管的内部连通，所述除杂管道的出口与所述引风机连通，所述滤网设置于所述除杂管道的入口。
作为优选，所述除杂管道具有两个入口和一个出口，两个所述除杂管道的入口分别与所述进料管的内部连通，两个所述除杂管道的入口分别设置有一个所述滤网。
作为优选，所述进料管上设置有给料机，所述给料机用于匀速输送原料颗粒。
作为优选，所述给料机包括第三驱动电机、转轴和螺旋送料带，所述进料管上开设有供给料机安装的安装口，所述第三驱动电机设置于所述安装口，所述第三驱动电机驱使所述转轴旋转，所述转轴设置于所述进料管内，所述螺旋送料带设置于所述转轴的外侧壁上。
作为优选，所述第一驱动电机的驱动轴上设置有第一皮带轮，所述第一中心轴上设置有第二皮带轮，所述第一皮带轮和所述第二皮带轮通过皮带连接，所述第二驱动电机的驱动轴上设置有第三皮带轮，所述第二中心轴上设置有第四皮带轮，所述第三皮带轮和所述第四皮带轮通过皮带连接。
作为优选，所述第一驱动电机的驱动轴上设置有第一齿轮，所述第一中心轴上设置有第二齿轮，所述第一齿轮和所述第二齿轮啮合连 接，所述第二驱动电机的驱动轴上设置有第三齿轮，所述第二中心轴上设置有第四齿轮，所述第三齿轮和所述第四齿轮啮合连接。
与现有技术相比，本实用新型的优点在于
1.本实用新型除杂装置能够去除投放的原料颗粒中的杂质，从而提高原料颗粒的纯度；
2.本实用新型引风机通过叶轮转动产生负压,进而从进料管中抽取空气，杂质跟随空气被抽取至引风机处，而原料颗粒被滤网阻挡，原料颗粒沿进料管进入到磨盘外壳内进行研磨，实现有效且快速去除原料颗粒中的杂质；
3.本实用新型第三驱动电机能够驱使转轴匀速旋转，原料颗粒经螺旋送料带后匀速输送至磨盘外壳内，从而控制原料颗粒的投放效率。
附图说明
图1为本实用新型中磨粉机的结构示意图；
图2为本实用新型中磨粉机的剖面示意图；
图3为图2中A处的放大示意图；
图4为本实用新型中给料机的结构示意图。
图中：1、磨盘外壳；11、进料管；111、安装口；12、出料口；13、漏斗；2、第一磨盘；21、第一中心轴；22、第二皮带轮；3、第二磨盘；31、第二中心轴；32、第四皮带轮；4、第一驱动电机；41、第一皮带轮；5、第二驱动电机；51、第三皮带轮；6、除杂装置；61、滤网；62、除杂管道；63、引风机；7、给料机；71、第三驱动电机；72、转轴；73、螺旋送料带；8、底座；81、第一安装座；82、第二安装座。
具体实施方式
下面结合附图对本实用新型的具体实施方式进行详细描述。
实施例一：如图所示，一种磨粉机，包括磨盘外壳1、第一磨盘2、第二磨盘3、第一驱动电机4和第二驱动电机5，磨盘外壳1上设置有进料管11和出料口12，第一磨盘2和第二磨盘3设置于磨盘外壳1内， 第一磨盘2上设置有第一中心轴21，第一驱动电机4驱使第一中心轴21和第一磨盘2旋转，第二磨盘3上设置有第二中心轴31，第二驱动电机5驱使第二中心轴31和第二磨盘3旋转，进料管11上设置有除杂装置6，除杂装置6用于将原料颗粒中的杂质去除。
本实施例中，除杂装置6包括滤网61、除杂管道62和引风机63，除杂管道62的入口与进料管11的内部连通，除杂管道62的出口与引风机63连通，滤网61设置于除杂管道62的入口。
本实施例中，进料管的入口处还设置有漏斗13。
本实施例中，磨粉机底部设置有底座8，底座8上设置有第一安装座81和第二安装座82，第一驱动电机4固定安装于第一安装座81上，第二驱动电机5固定安装于第二安装座82上。
实施例二：其余部分与实施例一相同，其不同之处在于除杂管道62具有两个入口和一个出口，两个除杂管道62的入口分别与进料管11的内部连通，两个除杂管道62的入口分别设置有一个滤网61。
本实施例中，除杂管道62的两个入口设置在进料管11相对的内侧壁上。
实施例三：其余部分与实施例一相同，其不同之处在于进料管11上设置有给料机7，给料机7用于匀速输送原料颗粒。
本实施例中，给料机7包括第三驱动电机71、转轴72和螺旋送料带73，进料管11上开设有供给料机7安装的安装口111，第三驱动电机71设置于安装口111，第三驱动电机71驱使转轴72旋转，转轴72设置于进料管11内，螺旋送料带73设置于转轴72的外侧壁上。
实施例四：其余部分与实施例一相同，其不同之处在于第一驱动电机4的驱动轴上设置有第一皮带轮41，第一中心轴21上设置有第二皮带轮22，第一皮带轮41和第二皮带轮22通过皮带连接，第二驱动电机5的驱动轴上设置有第三皮带轮51，第二中心轴31上设置有第四皮带轮32，第三皮带轮51和第四皮带轮32通过皮带连接。
实施例五：其余部分与实施例一相同，其不同之处在于第一驱动 电机4的驱动轴上设置有第一齿轮，第一中心轴21上设置有第二齿轮，第一齿轮和第二齿轮啮合连接，第二驱动电机5的驱动轴上设置有第三齿轮，第二中心轴31上设置有第四齿轮，第三齿轮和第四齿轮啮合连接。
当然，以上只是本实用新型的典型实例，除此之外，本实用新型还可以有其它多种具体实施方式，凡采用等同替换或等效变换形成的技术方案，均落在本实用新型要求保护的范围之内。

Claims (7)

  1. 一种磨粉机，包括磨盘外壳(1)、第一磨盘(2)、第二磨盘(3)、第一驱动电机(4)和第二驱动电机(5)，所述磨盘外壳(1)上设置有进料管(11)和出料口(12)，所述第一磨盘(2)和所述第二磨盘(3)设置于所述磨盘外壳(1)内，所述第一磨盘(2)上设置有第一中心轴(21)，所述第一驱动电机(4)驱使所述第一中心轴(21)和所述第一磨盘(2)旋转，所述第二磨盘(3)上设置有第二中心轴(31)，所述第二驱动电机(5)驱使所述第二中心轴(31)和所述第二磨盘(3)旋转，其特征在于：所述进料管(11)上设置有除杂装置(6)，所述除杂装置(6)用于将原料颗粒中的杂质去除。
  2. 根据权利要求1所述的磨粉机，其特征在于：所述除杂装置(6)包括滤网(61)、除杂管道(62)和引风机(63)，所述除杂管道(62)的入口与所述进料管(11)的内部连通，所述除杂管道(62)的出口与所述引风机(63)连通，所述滤网(61)设置于所述除杂管道(62)的入口。
  3. 根据权利要求2所述的磨粉机，其特征在于：所述除杂管道(62)具有两个入口和一个出口，两个所述除杂管道(62)的入口分别与所述进料管(11)的内部连通，两个所述除杂管道(62)的入口分别设置有一个所述滤网(61)。
  4. 根据权利要求1所述的磨粉机，其特征在于：所述进料管(11)上设置有给料机(7)，所述给料机(7)用于匀速输送原料颗粒。
  5. 根据权利要求4所述的磨粉机，其特征在于：所述给料机(7) 包括第三驱动电机(71)、转轴(72)和螺旋送料带(73)，所述进料管(11)上开设有供给料机(7)安装的安装口(111)，所述第三驱动电机(71)设置于所述安装口(111)，所述第三驱动电机(71)驱使所述转轴(72)旋转，所述转轴(72)设置于所述进料管(11)内，所述螺旋送料带(73)设置于所述转轴(72)的外侧壁上。
  6. 根据权利要求1所述的磨粉机，其特征在于：所述第一驱动电机(4)的驱动轴上设置有第一皮带轮(41)，所述第一中心轴(21)上设置有第二皮带轮(22)，所述第一皮带轮(41)和所述第二皮带轮(22)通过皮带连接，所述第二驱动电机(5)的驱动轴上设置有第三皮带轮(51)，所述第二中心轴(31)上设置有第四皮带轮(32)，所述第三皮带轮(51)和所述第四皮带轮(32)通过皮带连接。
  7. 根据权利要求1所述的磨粉机，其特征在于：所述第一驱动电机(4)的驱动轴上设置有第一齿轮，所述第一中心轴(21)上设置有第二齿轮，所述第一齿轮和所述第二齿轮啮合连接，所述第二驱动电机(5)的驱动轴上设置有第三齿轮，所述第二中心轴(31)上设置有第四齿轮，所述第三齿轮和所述第四齿轮啮合连接。
PCT/CN2019/110226 2019-08-19 2019-10-09 一种磨粉机 WO2021031309A1 (zh)

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