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WO2008135599A2 - Dispositif de broyage et de fragmentation de matière à broyer au moyen de corps de broyage et d'éléments de broyage mobiles, et procédé de broyage et de fragmentation - Google Patents

Dispositif de broyage et de fragmentation de matière à broyer au moyen de corps de broyage et d'éléments de broyage mobiles, et procédé de broyage et de fragmentation Download PDF

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Publication number
WO2008135599A2
WO2008135599A2 PCT/EP2008/055664 EP2008055664W WO2008135599A2 WO 2008135599 A2 WO2008135599 A2 WO 2008135599A2 EP 2008055664 W EP2008055664 W EP 2008055664W WO 2008135599 A2 WO2008135599 A2 WO 2008135599A2
Authority
WO
WIPO (PCT)
Prior art keywords
grinding
elements
axis
grinding body
ground
Prior art date
Application number
PCT/EP2008/055664
Other languages
German (de)
English (en)
Other versions
WO2008135599A3 (fr
Inventor
Iourii Gribov
Pavel Kazimirskiy
Original Assignee
Iourii Gribov
Pavel Kazimirskiy
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Iourii Gribov, Pavel Kazimirskiy filed Critical Iourii Gribov
Publication of WO2008135599A2 publication Critical patent/WO2008135599A2/fr
Publication of WO2008135599A3 publication Critical patent/WO2008135599A3/fr

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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
    • B02C15/00—Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs
    • B02C15/08—Mills with balls or rollers centrifugally forced against the inner surface of a ring, the balls or rollers of which are driven by a centrally arranged member

Definitions

  • the invention relates to a device for grinding and comminuting material to be ground and to a method for grinding and comminuting material to be ground, in which the material to be ground is realized by applying at least one rotating grinding element to the material to be ground.
  • Roll milling machines with cylindrical grinding elements use the weight of the grinding cylinder for the grinding process.
  • a large grinding cylinder is rolled over a horizontal immovable support plate on which the ground material is distributed.
  • Advantage of this method is that the grinding cylinder rolls almost exclusively. A sliding of the grinding cylinder is barely observed.
  • the grinding pressure is dependent on the gravitational field of the earth and can only be changed by a variation of the weight or the circumference of the cylinder.
  • the required horizontal change of the rolling direction again leads to the occurrence of undesired sliding and thus to energy losses.
  • Centrifugal mills take advantage of the centrifugal effect.
  • the ground material is thrown by means of a circular movement on the side walls, where it is mechanically crushed.
  • the crushing is due to impact or shear forces.
  • the side walls may be additionally equipped, for example with small teeth.
  • this milling process leads to a very irregular ground product.
  • the invention is therefore based on the object to overcome the described deficiencies of the various grinding processes and to provide an improved apparatus for grinding and crushing of regrind and a much more productive and profitable process for grinding and crushing regrind.
  • the invention thus relates to a device for grinding and comminuting material to be ground, wherein the device comprises a grinding body with an axisymmetric cavity, in which on the axis of symmetry, a rotatable drive shaft is arranged, which is connected to at least one holder with at least one axisymmetric grinding element, the is arranged in the axisymmetric cavity and whose axis of symmetry is aligned parallel to the axis of symmetry of the grinding body, wherein the at least one refining element is freely rotatably and flexibly mounted in the holders about its own axis of symmetry.
  • the axially symmetrical grinding body according to the invention is preferably a non-rotatable cylinder, on whose axis of symmetry a rotatable drive shaft is arranged.
  • This drive shaft drives the at least one axially symmetric grinding element, which is fastened with at least one holder on the drive shaft.
  • the drive shaft itself is operated by a suitable, known in the art engine.
  • the symmetry axis of the grinding elements runs parallel or substantially parallel to the drive shaft and thus parallel to the axis of symmetry of the grinding body.
  • the flexible storage can lead to deviations from the parallelism during operation, depending on the material to be ground.
  • the grinding elements may be solid or designed as a hollow body.
  • the grinding elements are flexibly mounted in the holders and in addition freely rotatable about their own axis of symmetry.
  • the flexible mounting comprises at least one perpendicular to the axis of symmetry taking place radially translationally flexible storage.
  • the grinding elements are separated from each other, autonomous and with always constant tangential distance to each other. As a result, it is prevented according to the invention that the grinding elements cause energy losses through collision and friction with one another.
  • the support plate required in gravitational mills according to the invention is designed in the form of a cylindrical immovable grinding body.
  • the grinding elements are accelerated via the drive shaft in the grinding body and rolled over the inner surface of the grinding body.
  • the centrifugal grinding pressure of gravity is independent and can be varied by changing the speed of the central drive shaft. Grinding elements and grinding media come into contact only in a very narrow area. This range is adjustable over the diameter of grinding media and grinding element.
  • the so concentrated grinding pressure is transmitted along this contact surface almost perpendicular to the surface of the grinding body.
  • a design-related horizontal change of the rolling direction of the grinding elements is not required according to the invention.
  • the flexible mounting of the grinding element in the brackets is designed such that both a change of the radial distance and the angle in the plane, which is predetermined by the axis of symmetry of the grinding body in the radial direction, between the axis of symmetry of the grinding body and the axis of symmetry of the grinding element possible is.
  • the angles of the grinding elements to the grinding element are not fixed due to the holders according to the invention and remain flexible even during the grinding process.
  • At least two brackets are provided, which are preferably designed as turntables and / or rods. In both embodiments, both a variation of the distance and the angle is possible.
  • the holders have slots aligned in the radial direction, in which the grinding elements are mounted radially-flexibly. In this case, the radially aligned slots are preferably such designed that a radial displacement is possible.
  • the brackets are radially telescopic or otherwise variable in length.
  • the holders have bearings and / or radially movable bushings for supporting the grinding elements.
  • all embodiments can be combined with each other.
  • the device according to the invention has at least two grinding elements.
  • the total mass center of the grinding elements is located on the axis of symmetry of the grinding body. This allows the most symmetrical running of the grinding elements and keeps the vibration and load of the drive shaft minimal.
  • the total mass center of gravity is displaced radially to the axis of symmetry of the grinding body. This makes it possible to additionally integrate the resulting from the unbalance additional energy in the grinding process and is preferably used when particularly hard ground material to be crushed.
  • the grinding elements are cylindrical, both VoII- and hollow body are used.
  • the use of hollow bodies is preferred in order to reduce the mass to be accelerated and to make the grinding process as cost-effective as possible. If the total mass of the grinding elements per se is too low, the grinding elements can have additional weights in the region of the holders. Compared to heavy grinding elements in gravitational mills, the grinding elements can thus be reduced in weight and scope according to the invention, so that overall smaller but much more productive grinding machines are obtained.
  • the grinding elements can be mounted on a rod which is guided by the grinding element, which is radially flexible, but not rotatably connected to the brackets.
  • an intermediate tube is arranged on the rod, wherein the grinding element has an inner diameter which is larger than the outer diameter of the intermediate tube, and the grinding element is attached to the intermediate tube.
  • the cylinders can rotate against each other and achieve a high radial mobility.
  • the intermediate tube for receiving bearings has bearing housings which essentially have the diameter of the grinding element. Therefore roll the intermediate tube and the grinding element with virtually the same speed, so that the sliding friction between the intermediate tube and grinding element is minimized due to the tangential driving pressure.
  • the brackets may be connected to the grinding elements via fixed or flexible tension members, preferably tie rods, Glastrossen or tension springs, wherein the tension elements are rotatably fixed to the bracket.
  • the millbase does not have to be accelerated in grinding containers, which enables a reduction in the weight of the grinding elements and thus leads to a further reduction of the energy requirement.
  • a high grinding performance since both centrifugal forces without sliding friction and rollers, here grinding elements, act on the material to be ground with the dynamic, concentrated and regular pressure.
  • This centrifugal contact pressure of the rolls is generated by the stable rotation along the inner surface of the grinding media. This achieves regular, good dispersion, in particular in the case of the cylindrical grinding body.
  • the grinding body is closed at both ends by closing elements, through which the drive shaft is guided by means of bearings and which can have closable openings for introducing or discharging the ground material.
  • the end elements can be designed to be rotatable and simultaneously used as turntables.
  • the turntables are arranged outside of the closed grinding body.
  • the grinding body itself can be designed to be rotatable.
  • the grinding body preferably has at least one respective opening for filling with ground material and for removing ground product, wherein the openings are arranged at the opposite ends of the grinding body.
  • Openings arranged both at the opposite ends of the axis of symmetry and on the opposite sides of the grinding body. This diagonal arrangement of the filling and removal opening makes it possible to operate the device according to the invention for grinding and crushing of ground material continuously.
  • Opening is designed such that it obliquely on the wall of the
  • Notched groove to pre-reduce the still coarse material to be ground in this area by the grinding elements.
  • the axis of symmetry of the grinding body is obliquely aligned in this embodiment, as will be explained below.
  • the grinding process need not be interrupted for filling or removal, as in many conventional grinding machines.
  • Due to the diagonal arrangement of the filling and removal opening is further ensured that filled grist is only ground and can not immediately collect in the discharge opening.
  • the axis of symmetry of the grinding element is usually oriented horizontally, but, as already stated, the symmetry axis can also have an adjustable inclination.
  • the axis of symmetry is inclined so that the ground product during the milling process in the direction of Removal opening moves.
  • the inclined axis of symmetry embodiment is preferred, as the tendency accelerates continuous removal of the material to be ground and prevents the accumulation of regrind and thereby obstructing the milling process.
  • the grinding body has axially symmetrical depressions and the grinding elements have axially symmetrical elevations corresponding to the depressions.
  • the grinding elements along their axis of symmetry may have different properties in terms of length, mass, axial sectional profile, cross section, shape, speed, which are variable in the frame known in the art and are tuned to the material to be ground, the grinding element and the desired application.
  • the grinding body according to the invention is designed to correspond to the grinding elements and their properties.
  • grinding bodies and / or grinding elements may be partially or completely perforated and / or equipped with knife-like ribs, wherein the cutting tips have a controllable protective distance to the grinding body.
  • This embodiment can be used, for example, for shredding plastic waste. This leads to an improved granulation.
  • the grinding and crushing device according to the invention may be equipped with a radial limiter, such as rings or adjustable stops. This adjusting device makes it possible to adjust the radial distance between the grinding body and the grinding elements even in the rotating state. The limiter thus fixes the minimum distance between the grinding body and the grinding elements and at the same time determines the minimum extent of the grinding products individually. At the same time mutual wear on grinding media and grinding elements is excluded.
  • a further embodiment of the invention are coaxial with the drive shaft, a screw, a fan or parallel or slightly angled blades arranged.
  • the additional components simultaneously serve for centrifugal acceleration and distribution of the material to be ground.
  • the blades can also be worked out as additional weights.
  • the grinding body or parts of the grinding body can be cooled.
  • the grinding body and the grinding elements are made of known hard materials, preferably alloyed tool steel, agate, alumina, zirconium oxide, fluoroplastics and / or caprolone.
  • the grinding body and the grinding elements can also be coated with hard materials, preferably tungsten carbide, boron carbide and / or synthetic diamonds.
  • Another object of the invention is to provide a method for grinding and crushing material to be prepared, in which the material to be ground is realized by the action of force at least one rotating grinding element on the material to be ground, and the grinding and crushing realizing, caused by the grinding element forces only by a on the grinding element acting stable driving torque and by the stable and concentrated on a small surface centrifugal force of the rotating grinding element, in spite of its radial flexibility, are effected.
  • the grinding element makes a rotational movement about an axis lying outside of the grinding element, the axis of symmetry of the grinding body, and is thus subject to a stable centrifugal force.
  • a force which is triggered by the torque acting in the drive shaft acts tangentially on the grinding stock at the circumference of the movement path of the grinding element.
  • the counterforce to this radially acting force is through the inner wall of the
  • Ground material In a further embodiment of the method according to the invention acts on the Malgut next to the tangential and the radial force an additional centrifugal force.
  • the millbase itself undergoes an acceleration due to the driving torque acting on the grinding element. Due to the inherent mass of the millbase results from this acceleration, a centrifugal force that causes at least partially the grinding and crushing process.
  • the size of the centrifugal Zermahldrucks in the process according to the invention depends on the Mahlelementmasse, the inner radius of the grinding body and the speed of the drive shaft.
  • the grinding of ground material in the process according to the invention is carried out by constant, dynamic, centrifugal grinding pressure by the rotating grinding elements, which act independently, with the same speed and always tangential distance to each other, on the inner surface of the grinding body in the contact region of the grinding element with the grinding body essentially without sliding friction.
  • the millbase present in the grinding element and the air in the grinding element are greatly accelerated and entrained by the grinding elements rolling in the grinding element, and the millbase is evenly distributed on the inner surface of the grinding element.
  • the air column in the machine is placed in a circle at the same time as the material to be ground. This leads to a uniform distribution of the ground material along the inner walls of the cylindrical grinding body.
  • the resulting thin Mahlpelle für is periodically rolled over by the virtually frictionless rolling rolling element and ground.
  • Air turbulence or turbulence serve both as a micromixer or homogenizers and as a lubricant between the particles of the millbase. According to the invention, particularly fine particles which possibly disturb the milling process are whirled up again by the air wave moving in front of the grinding elements and removed from the direct milling process.
  • the grinding media in the process according to the invention can be filled with a liquid and / or an additive, preferably boron carbide.
  • a liquid preferably boron carbide.
  • the material to be ground is treated during the grinding process with sound, preferably ultrasound, vibrations, electromagnetic waves, heat, cold by nippling and / or water cooling, vapors, gases as well as overpressure or underpressure.
  • the changes of the air or liquid pressure and / or the temperature is preferably pulse-like.
  • these pulse-like changes or the use of sound, preferably ultrasound, vibrations or electromagnetic waves can greatly accelerate various mechanochemical processes and perform thermodynamically forbidden reactions.
  • a mixture of metals passes into the alloy during the grinding process.
  • the apparatus according to the invention for grinding and comminuting regrind can be used simultaneously for the fine-grained separation of the mill product. Therefore, the method according to the invention also comprises that the millbase having the desired particle size is separated during the grinding process and sucked out of the grinding element.
  • a corresponding suction device is preferably guided by longitudinal channels in the central drive shaft.
  • at least two different grinding elements are used for comminution in the inventive method, wherein the different grinding elements are used simultaneously next to each other and / or successively along the grinding media axis for grinding.
  • the roll milling machine according to the invention can be used very variably, precisely and easily controllable.
  • a uniformly high grinding pressure can be achieved, which enables grinding to small particles with high uniformity of the particle size, as is necessary, for example, in nanotechnology.
  • the intensive grinding, simultaneous homogenization and very strong compression of the grinding stock particles can lead to a physico-chemical activation of the ground material.
  • the method for grinding and comminuting ground material during the grinding process initiates a physical-chemical, preferably mechanochemical activation and / or reaction.
  • even chemically not or only moderately reactive materials can be activated for chemical reactions, preferably for mechanical-mechanical synthesis.
  • Preferred fields of application of the roll milling machine according to the invention are powder metallurgy, nanotechnology, electronic and optical industry, medicine, chemical industry, food industry, pharmacy and cosmetics.
  • Further preferred fields of application are the production of various powders for grinding and homogenizing agents, production of various powder compounds, such as ferroceramics with increased heat resistance, high refractoriness, impact resistance or low brittleness.
  • a plurality of devices according to the invention for grinding and comminuting material to be ground can be combined with one another. At least two devices are connected to each other like a module. This allows different Execute grinding processes in a row. In this case, for example, continuously smaller particle sizes can be achieved. Furthermore, it is also possible after a first grinding process to connect a physical-chemical, preferably mechanochemical activation and / or reaction and thus to carry out a plurality of reaction steps of a process section in a single device according to the invention.
  • the motors, gearboxes and control devices used for driving the device according to the invention for grinding and comminuting regrind correspond to the devices known in the prior art and must be matched to the respective requirements.
  • Table 1 shows by way of example the sand particle sizes before and after the grinding process in the apparatus according to the invention for grinding and comminuting regrind in connection with the required energy requirement per 1 ton of millbase.
  • Table 1 Comparison of the sand particle sizes before and after the grinding process in the apparatus according to the invention for grinding and comminuting regrind in connection with the energy requirement
  • the device according to the invention for grinding and comminuting regrind as well as the grinding method according to the invention accordingly have a number of advantages over conventional grinding machines, in particular:
  • FIG. 2a in a sectional side view of an inventive
  • FIG. 3a in a sectional side view of an inventive
  • FIG. 4a in a sectional partial side view of an inventive
  • FIG. 5b shows in a view of the sectional plane AA the device according to FIG. 5a, FIG. 6a in a sectional plan view of a grinding element of a particularly preferred sixth embodiment of the device,
  • FIG. 6c in a sectional side view of a bushing of the refining element according to FIG. 6a, FIG.
  • FIG. 7a in a sectional side view of an inventive
  • Fig. 8a in a schematic side view of the filling
  • Fig. 8b in a schematic plan view of the filling
  • FIG. 9b in two sectional side views of a ninth embodiment of the device.
  • Fig. 9c in two sectional side views of a tenth embodiment of the device.
  • FIG. 1 a shows the device according to the invention in a section perpendicular to the central drive shaft 4 along the sectional plane B (FIG. 1 b).
  • Fig. 1 b shows the device according to the invention in section parallel to the drive shaft 4 along the cutting plane A (Fig. 1 a).
  • the central drive shaft 4 is arranged on the axis of symmetry.
  • the central drive shaft 4 drives at least two coaxial turntables 3, which are preferably arranged in the front and rear part of the grinding body 1.
  • the rotary disks 3 are each provided with four radial slots 7 equipped, in which grinding elements 2 are flexibly mounted.
  • the axes 5 of the grinding elements 2 are arranged by the flexible storage within defined limits radially displaceable to the central drive shaft 4, wherein deviations from the parallelism are possible.
  • On both sides of the grinding body 1 is closed with a respective end plate 8.
  • the entire grinding body 1 rests on a base 6, wherein vibration-damping elements can be used.
  • Figs. 2 to 9 reference is made to Fig. 1 a, b for explanation of the construction parts of the basic construction. Reference signs and definitions apply analogously. Section planes are used as in Fig. 1 a, b. Deviations are explained separately in the individual figures.
  • Fig. 2a, b show an alternative embodiment of the flexible mounting of the grinding elements 2.
  • the hubs 3 are prepared without slots 7.
  • the grinding elements 2 are present as a hollow body.
  • the diameter of the continuous axis 5 of the grinding elements 2 is smaller than the inner diameter of the grinding element 2, so that between the Mahlelementwand and the axis 5, a gap 9 is present.
  • the axis 5 is itself freely rotatable, since this is fixed by means of bearings 10 on the turntables 3.
  • Fig. 3a, b shows a further alternative embodiment of the flexible attachment of the grinding elements 2.
  • bearings 10 are mounted, which are connected via a tie rod 11 with fastening elements 12 on the turntables 3. Therefore, the turntables 3 are designed without slots 7.
  • Axle also rotatable.
  • FIG. 4a shows a further alternative embodiment of the flexible attachment of the grinding elements 2.
  • the turntable 3 serves a telescopic connection 13a / 13b for attachment of the grinding elements 2.
  • the telescopic connection 13a / 13b connects the central drive shaft 4 with the Mahlzylinderachsen 5 and is radially in their Length variable.
  • a symmetrical weight 14 can additionally be mounted on the telescopic connection 13a / 13b (Fig. 4b).
  • a symmetrical loading rod 15 is arranged between grinding element 2 and central drive shaft 4 (FIG. 4c).
  • FIG. 5a, b show a further embodiment of the invention
  • Fig. 6a, b, c show a preferred embodiment of the device according to the invention.
  • the design of the grinding elements 2 and their flexible storage takes place as shown in Fig. 2a, b.
  • the axis 5 is fixed with a bush 16 and is no longer freely rotatable.
  • the bushing 16 has laterally on opposite sides via a groove 16a, so that the bushing can be inserted into the radially arranged slot 7, in order to generate the self-rotation is an intermediate tube 17 with bearing housing 18 arranged on both sides and located therein bearings 10 between the grinding element. 2 and the axle 5 mounted.
  • the rotation of the grinding elements 2 takes place about the intermediate tube 17th
  • Fig. 7 shows a further variant of the device according to the invention.
  • the design of the grinding elements 2 and their flexible attachment takes place as in Fig. 2a, b.
  • the grinding elements 2 are not hollow bodies with uniform diameter, but have lateral, round axisymmetric protuberances.
  • the grinding element 2 can be subdivided along the protuberances into grinding element segments 19 (FIG. 7b, right).
  • the Mahlelementsegmente 19 are independently rotatable.
  • the grinding body 1 has a correspondingly formed inner surface with trough-like axially symmetric depressions.
  • Fig. 8a, b shows the arrangement of the filling opening 20 and the removal opening 21 of the device in the plan view (Fig. 8b) and along two cutting planes perpendicular to the drive shaft (Fig. 8a).
  • Cutting plane A is equal to the removal opening 21
  • cutting plane B is equal to the filling opening 20.
  • the filling opening 20 is positioned at one end on the upper side of the grinding body 1.
  • the material to be ground is thereby automatically applied to the grinding elements 2.
  • the removal opening 21 is arranged at the other end on the underside of the grinding body 1, where the ground product can be removed continuously.
  • FIG. 9a, b, c show embodiments of the grinding elements 2 which ensure a minimum distance 23 between a grinding body 1 and grinding element 2 in that cylindrical sections 24 with a larger diameter than the grinding element 2 are located at the ends of the grinding element.
  • 9a shows an embodiment with a smooth surface of the grinding element 1 and grinding element 2.
  • FIG. 9b shows a device in which the wall of the grinding element 1 is provided with sharp ribs 23 which cause a crushing process.
  • the grinding element 2 is smooth.
  • Fig. 9c an opposite variant is shown, that is, in this case, the grinding element is provided with the sharp ribs 23 and the grinding body 1 is smooth.

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Crushing And Grinding (AREA)

Abstract

L'invention concerne un dispositif de broyage et de fragmentation de matière à broyer, ainsi qu'un procédé de broyage et de fragmentation, procédé selon lequel le produit broyé est obtenu par application de force d'au moins un élément de broyage rotatif (2) sur la matière à broyer, ledit procédé étant remarquablement plus productif et rentable comparativement à l'état de la technique. A cet effet, l'invention est caractérisée en ce que le dispositif comprend un corps de broyage (1) doté d'un espace creux à symétrie axiale, dans lequel est monté, sur l'axe de symétrie, un arbre d'entraînement rotatif (4) qui est relié avec au moins un support ayant au moins un élément de broyage (2) à symétrie axiale qui est monté dans l'espace creux à symétrie axiale, et dont l'axe de symétrie est parallèle à l'axe de symétrie du corps de broyage, et en ce qu'au moins un élément de broyage (2) est monté en rotation librement autour de son propre axe de symétrie et exclusivement radialement flexible dans les supports, et en ce que les forces exercées par l'élément de broyage (2) réalisant le broyage et la fragmentation, sont provoquées uniquement par un couple d'entraînement agissant sur l'élément de broyage (2), et par la force centrifuge régulière de l'élément de broyage en rotation (2), concentrée sur une petite surface de contact.
PCT/EP2008/055664 2007-05-07 2008-05-07 Dispositif de broyage et de fragmentation de matière à broyer au moyen de corps de broyage et d'éléments de broyage mobiles, et procédé de broyage et de fragmentation WO2008135599A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007022370.8 2007-05-07
DE200710022370 DE102007022370A1 (de) 2007-05-07 2007-05-07 Zentrifugale Walzenmahlmaschine mit unbeweglichem Mahlkörper

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Publication Number Publication Date
WO2008135599A2 true WO2008135599A2 (fr) 2008-11-13
WO2008135599A3 WO2008135599A3 (fr) 2009-05-07

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Cited By (4)

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Publication number Priority date Publication date Assignee Title
CN103691531A (zh) * 2012-09-28 2014-04-02 邢征 一种研钵
CN108837891A (zh) * 2018-07-12 2018-11-20 广州科奥版权服务有限公司 超高填充率连续型干法球磨机
CN117983367A (zh) * 2024-03-22 2024-05-07 徐州久顺食品有限公司 一种用于食品调味品加工用研磨设备
WO2025146227A1 (fr) * 2024-04-17 2025-07-10 徐继东 Broyeur à cylindres à impact rotatif

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Publication number Priority date Publication date Assignee Title
WO2014048159A1 (fr) * 2012-09-28 2014-04-03 Xing Zheng Mortier et broyeur à mortier
CN111530560B (zh) * 2020-05-09 2021-06-29 南通利元亨机械有限公司 八辊雷蒙磨
CN112536097B (zh) * 2020-11-20 2022-09-23 山东咏禾食品有限公司 一种面粉加工方法

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103691531A (zh) * 2012-09-28 2014-04-02 邢征 一种研钵
CN103691531B (zh) * 2012-09-28 2016-06-29 邢征 一种研钵
CN108837891A (zh) * 2018-07-12 2018-11-20 广州科奥版权服务有限公司 超高填充率连续型干法球磨机
CN108837891B (zh) * 2018-07-12 2020-08-11 东阳市星吉年工贸有限公司 超高填充率连续型干法球磨机
CN117983367A (zh) * 2024-03-22 2024-05-07 徐州久顺食品有限公司 一种用于食品调味品加工用研磨设备
WO2025146227A1 (fr) * 2024-04-17 2025-07-10 徐继东 Broyeur à cylindres à impact rotatif

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DE102007022370A1 (de) 2008-11-13
DE102007022370A8 (de) 2009-11-12
WO2008135599A3 (fr) 2009-05-07

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