EP4103328B1 - Walzenmühle mit einer gleichlaufeinrichtung - Google Patents

Walzenmühle mit einer gleichlaufeinrichtung Download PDF

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Publication number
EP4103328B1
EP4103328B1 EP21703285.3A EP21703285A EP4103328B1 EP 4103328 B1 EP4103328 B1 EP 4103328B1 EP 21703285 A EP21703285 A EP 21703285A EP 4103328 B1 EP4103328 B1 EP 4103328B1
Authority
EP
European Patent Office
Prior art keywords
shaft
roller mill
coupling element
bearing unit
roller
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.)
Active
Application number
EP21703285.3A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP4103328C0 (de
EP4103328A1 (de
Inventor
Pedro Guerrero Palma
Alexander Peters
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thyssenkrupp Polysius GmbH
ThyssenKrupp AG
Original Assignee
Thyssenkrupp Polysius GmbH
ThyssenKrupp AG
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
Priority claimed from DE102020201892.8A external-priority patent/DE102020201892A1/de
Priority claimed from BE20205092A external-priority patent/BE1028057B1/de
Application filed by Thyssenkrupp Polysius GmbH, ThyssenKrupp AG filed Critical Thyssenkrupp Polysius GmbH
Publication of EP4103328A1 publication Critical patent/EP4103328A1/de
Application granted granted Critical
Publication of EP4103328C0 publication Critical patent/EP4103328C0/de
Publication of EP4103328B1 publication Critical patent/EP4103328B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • B02C4/00—Crushing or disintegrating by roller mills
    • B02C4/28—Details
    • B02C4/32—Adjusting, applying pressure to, or controlling the distance between, milling members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00—Crushing or disintegrating by roller mills
    • B02C4/02—Crushing or disintegrating by roller mills with two or more rollers

Definitions

  • the invention relates to a roller mill for comminuting bulk material, the roller mill having two grinding rollers which are connected to a synchronization device.
  • Roller mills are usually used to crush ground material such as limestone, clinker, ore or similar rocks.
  • a roller mill usually has two grinding rollers which are arranged parallel to one another and can rotate in opposite directions, with a grinding gap being formed between the grinding rollers for comminution of the material. From the DE 39 30 773 A1 A roller mill with a fixed and a loosely mounted grinding roller is known, with the loosely mounted roller being connected to hydraulic actuators.
  • a roller mill for comminuting bulk material comprises a first grinding roller and a second grinding roller, which are arranged opposite one another and can be driven in opposite directions, with a grinding gap being formed between the grinding rollers.
  • the roller mill also has a floating bearing unit for receiving the first grinding roller and a fixed bearing unit for receiving the second grinding roller, the floating bearing unit having two bearings, each of which receives one end of the first grinding roller.
  • a plurality of hydraulic actuators are attached to the floating bearing unit for applying a force to the floating bearing unit, and the bearings of the floating bearing unit are connected to one another via a synchronization device.
  • the synchronization device has a coupling element which prevents a relative movement of the bearings of the floating bearing unit in a coupling position and allows a relative movement of the bearings of the floating bearing unit in a free position.
  • the floating bearing unit has in particular two bearings, each of which accommodates one end of the first grinding roller.
  • Each grinding roller preferably has a roller base body and a roller shaft coaxial therewith, which protrudes from the roller base body in particular on the end faces thereof.
  • the roller shaft is accommodated at its opposite ends in a bearing of the floating bearing unit.
  • the bearings of the floating bearing unit are preferably movable, in particular in the radial direction, accommodated on a machine frame of the roller mill, with the bearings of the fixed bearing unit being firmly attached to the machine frame.
  • Each bearing preferably has a bearing block and a rolling bearing unit attached thereto with an outer and an inner bearing ring and rolling elements arranged between them. On.
  • the outer bearing ring is preferably firmly attached to the bearing stone.
  • the floating bearing unit and the fixed bearing unit each have two bearing stones, the bearing stones of the floating bearing unit being movably received on the machine frame and the bearing stones of the fixed bearing unit being fastened to the machine frame, so that the bearing stone is not movable relative to the machine frame.
  • the hydraulic actuator is an actuator that applies a force to the floating bearing unit and, for example, moves it.
  • a hydraulic actuator is preferably attached to each bearing block of the floating bearing unit.
  • the hydraulic actuator has, for example, a cylinder with a piston movably mounted therein, a movement of the piston resulting in a movement of the bearing stone or a change in the force acting on the bearing stone.
  • the synchronization device preferably has a rotatable shaft which is attached to the machine frame.
  • the shaft is mounted in particular so that it can rotate about its longitudinal axis.
  • a push rod is attached to each end of the shaft, for example via a lever, the lever extending at an angle of approximately 60 - 120°, preferably 90°, to the respective push rod.
  • the push rod is each connected to a bearing, in particular the bearing block, of the floating bearing unit.
  • the push rod is attached to the respective bearing via the coupling element in such a way that the push rod and the bearing can be moved to a limited extent relative to one another.
  • the bearing can be moved in the horizontal direction, preferably in the extension direction of the push rod, in the machine frame by a certain amount, in particular a path difference.
  • the connection of the push rod with the respective bearing preferably has play, so that the push rod and the bearing can be moved relative to one another by a certain amount, in particular a distance.
  • the push rod and the bearing can only be moved linearly relative to one another in the direction of extension of the push rod.
  • the movement of the push rod and the bearing are preferably coupled, so that the coupling element is in the coupling position when a certain path difference between the bearing and the push rod is exceeded.
  • the coupling element In the coupling position of the coupling element, a relative movement of the bearings in at least one direction, preferably in the radial direction of the grinding roller, in particular in the direction of increasing the misalignment, is prevented.
  • the coupling element has two coupling positions, with the coupling element moving from the first coupling position via the free position to the second Coupling position is movable.
  • the coupling element is preferably designed such that it couples the bearing with the respective push rod when the relative movement of the bearings of the floating bearing unit, preferably a bearing and the push rod, exceeds a predetermined travel limit.
  • the travel limit value is preferably a clearance of approximately ⁇ 1mm to ⁇ 20mm, preferably ⁇ 5mm, whereby the travel limit value is in particular a deviation of the position of the bearing relative to a zero position which corresponds to the desired size of the grinding gap. If the relative movement exceeds the travel limit value, the coupling element is in the coupling position and couples the movement of the bearings of the floating bearing unit, preferably the push rod with the respective bearing, so that they are firmly connected to one another and no relative movement in the respective direction of movement is possible. Coupling means, for example, the synchronization of the bearings. In the free position, a maximum relative movement of the bearings corresponding to the travel limit is possible.
  • the roller mill When the roller mill is in operation, if the grinding roller is unevenly loaded, the grinding rollers become misaligned, with at least one bearing of the floating bearing unit being moved in the radial direction. If this radial movement exceeds the amount of play between the coupling positions of the coupling element, the respective bearing and the push rod connected to it, the push rod is moved in the radial direction and rotates the shaft of the synchronization device via the lever. A rotation of the shaft results in a movement of the second push rod and a corresponding movement of the bearing of the floating bearing unit connected to it.
  • a play between the push rods and the floating bearing unit enables a predetermined amount of relative movement of the push rod and the bearing, so that a certain misalignment of the grinding rollers is enabled but limited, so that damage to the grinding rollers caused by excessive misalignment is prevented.
  • the play is preferably formed in the horizontal direction, in particular in the direction of the grinding force or the direction of extension of the push rod.
  • the play is, for example, ⁇ 1mm to ⁇ 20mm, preferably ⁇ 5mm.
  • the synchronization device has a rotatable shaft and at least two push rods, the push rods each having one end connected to the shaft and the other end being connected to the floating bearing unit, the push rods and/or the shaft having the coupling element.
  • the hydraulic actuator is preferably attached directly to the respective bearing.
  • the synchronization device comprises a rotatable shaft and at least two push rods, the push rods each having one end connected to the shaft and the other end each being connected to a bearing of the floating bearing unit, the push rods each being connected to the respective one via a coupling element Bearings of the floating bearing unit and / or the shaft are connected.
  • each bearing of the floating bearing unit is connected to at least one hydraulic actuator and a push rod, with the connection of the bearing to the respective push rod having a coupling unit.
  • the coupling element comprises a linear guide.
  • the linear guide is preferably designed in such a way that it allows a relative movement of the push rod and the bearing in the direction of the grinding force or the extension of the push rod and prevents it in directions deviating therefrom.
  • the linear guide has at least one stop to limit the relative movement of the bearing to the push rod.
  • the coupling element is at least partially formed in the push rod, each push rod having at least one coupling element.
  • the coupling element is formed in an end region of the push rod, preferably in the end region that faces the bearing.
  • the coupling element comprises a hydraulic actuator, preferably with a hydraulic cylinder in which a piston is arranged which separates two hydraulic chambers from one another.
  • an end region of the push rod is designed as a hydraulic cylinder.
  • the roller mill has two coupling elements that are hydraulically connected to one another.
  • each coupling unit is attached to a push rod.
  • the hydraulic chambers of the respective coupling elements are connected to one another.
  • a hydraulic connection of the coupling elements ensures uniform movement of the two coupling elements.
  • the hydraulic connection of the coupling elements optionally includes a throttling element, such as a throttle valve, for throttling, preferably limiting, the relative speeds of the push rods, in particular the grinding rollers.
  • the coupling element comprises a hollow cylinder which is formed in an end region of the push rod.
  • the push rods are each attached to the respective bearing of the floating bearing unit by means of a fastening element, the fastening element being fastened to the floating bearing unit and being connected to the respective push rod so as to be movable relative to one another.
  • the fastening element comprises, for example, a piston which is slidably arranged within the hollow cylinder formed in the push rod.
  • the hollow cylinder preferably forms a stop for limiting the relative movement of the bearing to the push rod. The play is determined in particular by the piston stroke, preferably the length of the hollow cylinder.
  • the shaft has a first shaft section and a second shaft section, which are connected to one another via the coupling element.
  • the coupling element is designed as a claw clutch.
  • a coupling element designed as a claw coupling preferably comprises a coupling shaft and a hollow shaft arranged around it and concentrically thereto, the coupling shaft being firmly connected to one shaft section and the hollow shaft to the other shaft section.
  • the hollow shaft and the coupling shaft preferably have connecting elements which cooperate in a coupling position, so that a relative movement of the coupling shaft and the hollow shaft is prevented and in a free position allow a relative movement of the coupling shaft and the hollow shaft.
  • the connecting elements include, for example, projections arranged circumferentially on the coupling shaft, which are arranged in the hollow shaft on the inner circumference Recesses work together.
  • the recesses are preferably larger than the projections, so that a certain relative rotation of the coupling shaft and the hollow shaft is possible.
  • each damper unit is designed in particular as a single-acting hydraulic cylinder and each has a cylinder with a piston that separates a gas chamber from a hydraulic chamber and is movable within the cylinder.
  • the gas chamber is preferably filled with a compressible gas, such as nitrogen, wherein the hydraulic chamber is filled with a non-compressible hydraulic oil and is connected to the respective hydraulic line, so that hydraulic oil can flow from the respective hydraulic line into the hydraulic chamber.
  • the damper unit serves as a damper for the hydraulic actuators and preferably generates the force.
  • Fig. 1 shows a roller mill 10 with a first grinding roller 12 and a second grinding roller 14, the grinding rollers 12, 14 being arranged opposite one another and being rotatable in opposite directions.
  • a grinding gap 16 is formed between the grinding rollers 12, 14.
  • the grinding rollers 12, 14 each have a substantially cylindrical roller base body 18, 20 and a drive shaft 22, 24 arranged coaxially thereto, the ends of which preferably extend in the axial direction beyond the respective roller base body 18, 20.
  • Each of the grinding rollers 12, 14 is accommodated in a storage unit, the storage units being located, for example, on an in Fig. 1 support the machine frame 29, which is not completely shown.
  • the first grinding roller 12 is accommodated in a floating bearing unit 26, with the second grinding roller 14 being accommodated in a fixed bearing unit 28.
  • the fixed bearing unit 28 comprises two bearings 30, 32, which are each arranged at opposite roller ends and accommodate the drive shaft 24.
  • the bearings 30, 32 are firmly attached to the machine frame 29, so that they absorb forces, particularly in the axial and radial directions of the grinding roller 14, and are not movable.
  • the floating bearing unit 26 includes two bearings 34, 36, each of which accommodates one end of the drive shaft 22 of the first grinding roller 12.
  • the bearings 34, 36 of the floating bearing unit 26 are accommodated on the machine frame 29 in such a way that they can be moved linearly, in particular horizontally, preferably in a sliding manner.
  • the bearings 34, 36 are preferably firmly attached in the axial direction of the first grinding roller 12.
  • the bearings 34, 36 of the floating bearing unit 26 are each mounted movably in the radial direction of the grinding rollers 12, 14 and are each connected to one, preferably two, hydraulic actuators 38, 40.
  • the hydraulic actuators 38, 40 each serve to apply a grinding force in the direction of the second grinding roller 14 to the first grinding roller 12, which is mounted in the floating bearing unit 26.
  • the grinding force is preferably aligned in a direction orthogonal to the feeding of the material into the grinding gap 16, in particular the grinding force runs in a horizontal direction.
  • the floating bearing unit 26 can be moved in particular in the direction of the grinding force applied by the hydraulic actuators 38, 40.
  • the hydraulic actuators 38, 40 are each supported with one end on a bearing 34, 36 and with their opposite other end on the machine frame 29. A movement of the respective bearing 34, 36 of Floating bearing unit 26 results in a corresponding movement of the hydraulic actuator 38, 40 attached to it.
  • Each hydraulic actuator 38, 40 preferably has a cylinder and a piston movably mounted therein, the movement of the hydraulic actuator being understood to mean, for example, a movement of the piston within the cylinder .
  • the roller mill 10 also has a synchronization device 42.
  • the synchronization device 42 serves to couple, in particular to synchronize, the movement of the bearings 34, 36 of the floating bearing unit 26, so that the bearings 34, 36 move synchronously and in particular to avoid misalignment of the grinding roller 12, 14, in which they are not aligned parallel to one another , avoided or preferably limited.
  • the synchronization device 42 has a shaft 44, at the ends of which a lever 46, 48 is attached, which extends in the radial direction of the shaft 44.
  • the shaft 44 is, for example, attached to the machine frame 29 via two fastening means 50, 52, the shaft 44 being rotatably connected to the fastening means 50, 52, for example by means of respective bearings, so that the shaft 44 rotates about its central longitudinal axis relative to the fastening means 50, 52 is rotatable.
  • a push rod 54, 56 is attached to the levers 46, 48, each of which is connected to a bearing 34, 36 of the floating bearing unit 26.
  • the push rods 54, 56 are preferably each attached to the housing of the respective bearing 34, 36.
  • the push rods 54, 56 of the synchronization device 44 are in particular attached to the bearings 34, 36 of the floating bearing unit 26 in such a way that the bearings 24, 36 and the respective push rod 54, 56 are relative to one another, preferably in the direction of the grinding force or in the direction of extension of the push rods 54. 56, are movable.
  • the push rods 54, 56 are each connected to the respective bearing 34, 36 via a fastening element 58, 60, the push rod 54, 56 having one end on the respective lever 46, 48 and the other end on the fastening element 58. 60 is attached.
  • the fastening elements 58, 60 and the push rods 54, 56 are connected to one another in such a way that they are movable relative to one another.
  • a coupling element 62, 64 which serves to couple the fastening element 58, 60 to the push rod 54, 56.
  • the coupling element 62, 64 is, for example, a linear guide that only has a linear movement, preferably in the direction of the grinding force, in a radial direction Direction of the grinding rollers 12, 14 or the direction of extension of the push rod 54, 56 allows.
  • the coupling element 62, 64 comprises a hollow cylinder which is formed in an end region of the push rod 54, 56.
  • a piston is arranged within the hollow cylinder and forms an end region of the fastening element 60.
  • the piston is slidably arranged within the hollow cylinder.
  • the hollow cylinder and the piston are designed such that the piston stroke is approximately 1mm to 20mm, preferably 10mm.
  • the coupling element 62, 64 shown is in a coupling position in which the relative movement of the push rods 54, 56, in particular the grinding rollers 12, 14, is prevented in at least one direction, namely in the direction of increasing the misalignment.
  • the hydraulic actuators 38, 40 attached to the bearings 34, 36 are optionally each connected to a damper unit 66, 68 for optionally generating the grinding force.
  • the damper units 66, 68 are each connected to the hydraulic actuators 38, 40 via one of the hydraulic lines.
  • the damper units 66, 68 are preferably designed to be essentially identical.
  • Each damper unit 66, 68 is designed in particular as a single-acting hydraulic cylinder and each has a cylinder with a piston 74, 80 which separates a gas chamber 70, 76 from a hydraulic chamber 72, 78 and is movable within the cylinder.
  • the gas chamber 70, 76 is preferably filled with a compressible gas, such as nitrogen, wherein the hydraulic chamber 72, 78 is filled with a non-compressible hydraulic oil and is connected to the respective hydraulic line, so that hydraulic oil from the respective hydraulic line into the hydraulic chamber 72, 78 is flowable.
  • the damper unit 66, 68 serves as a spring for the hydraulic actuators 38, 40.
  • the hydraulic actuators 38, 40 are initially each subjected to the same hydraulic pressure. If the grinding rollers 12, 14 are misaligned, which can be caused, for example, by uneven loading of the grinding rollers in the grinding process, one of the bearings 34, 36 of the floating bearing unit moves away from the grinding gap 16, so that the bearing 34 with the respective bearing 34 or 36 connected hydraulic cylinders 38 or 40 can be moved with the bearing 34, 36. A movement of at least one of the bearings 34, 36 results in a movement of the fastening element 50, 52 connected to the bearing 34, 36 relative to the respective push rod 54, 56. If the relative movement exceeds the piston stroke in the respective coupling element 62, 64, this results in a movement of the respective push rod 54, 56.
  • Each push rod 54, 56 is connected to the shaft 44 via a radial lift 46, 48, so that movement of a push rod 54, 56 results in a rotation of the shaft 44, thereby changing the movements of the push rods 54, 56 are coupled. This means that misalignment of the grinding rollers 12, 14 relative to one another is enabled and limited.
  • Such a limited misalignment prevents damage to the grinding roller, in particular preventing damage to edge elements attached to the roller ends.
  • the hydraulic pressure is automatically regulated back to the initial value by the damper unit 66, 68 and the hydraulic actuators 38, 40.
  • Fig. 2 shows a further exemplary embodiment of a roller mill 10 with a synchronization device 42, the same elements being provided with the same reference numerals.
  • the roller mill 10 of Fig. 2 in contrast to the roller mill of the exemplary embodiment Fig. 1 an alternative coupling element 62, 64.
  • the coupling element 62, 64 of Fig. 2 each include a hydraulic actuator with two hydraulic chambers that are separated from each other by a piston.
  • the hydraulic chambers of the coupling unit 62, 64 are preferably filled with an incompressible hydraulic oil.
  • the piston is preferably formed at one end of the fastening element 58, 60.
  • the roller mill 10 preferably has two coupling elements 62, 64, each of which is arranged to couple one of the push rods 54, 56 to one of the bearings 34, 36 of the floating bearing unit 26.
  • the coupling elements 62, 64 are, for example, connected to one another via hydraulic lines, with each hydraulic chamber of a coupling unit 62, 64 being connected to the corresponding hydraulic chamber of the other coupling element 62, 64 via a hydraulic line, so that a movement of one of the pistons at one Misalignment of the grinding rollers 12, 14 results in the opposite movement of the other piston, with a misalignment of the grinding rollers 12, 14 being permitted and limited to the piston stroke.
  • the coupling elements 62, 64 designed as hydraulic actuators are not connected to one another via a hydraulic line, but rather to an additional biasing element (not shown), such as a hydraulic cylinder.
  • the preload element applies a preload force to the respective hydraulic cylinder.
  • Fig. 3 shows a further exemplary embodiment of a roller mill 10 with a synchronization device 42, the same elements being provided with the same reference numerals.
  • the roller mill 10 of Fig. 3 in contrast to the roller mill of the exemplary embodiment Fig. 2 an alternative coupling element 82 which is arranged in the shaft 44.
  • the shaft 44 has, for example, two shaft sections that are connected to one another via the coupling element 82.
  • the coupling element 82 is designed in particular as a claw coupling, which has an inner coupling shaft 84 and an outer hollow shaft 86 arranged concentrically thereto.
  • the coupling shaft 84 has, for example, projections on its outer circumference, which cooperate with recesses in the inner circumference of the hollow shaft 86.
  • the recesses are larger than the projections, so that a game is formed between them and rotation relative to one another by a certain angle is made possible.
  • the inner coupling shaft 84 is connected to one section of the shaft 44 and the outer hollow shaft 86 is connected to the other section of the shaft 44, so that a certain relative rotation of the shaft sections is permitted in order to allow a certain misalignment of the grinding rollers 12, 14.

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Crushing And Grinding (AREA)
  • Disintegrating Or Milling (AREA)
EP21703285.3A 2020-02-14 2021-02-09 Walzenmühle mit einer gleichlaufeinrichtung Active EP4103328B1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102020201892.8A DE102020201892A1 (de) 2020-02-14 2020-02-14 Walzenmühle mit einer Gleichlaufeinrichtung
BE20205092A BE1028057B1 (de) 2020-02-14 2020-02-14 Walzenmühle mit einer Gleichlaufeinrichtung
PCT/EP2021/053044 WO2021160592A1 (de) 2020-02-14 2021-02-09 Walzenmühle mit einer gleichlaufeinrichtung

Publications (3)

Publication Number Publication Date
EP4103328A1 EP4103328A1 (de) 2022-12-21
EP4103328C0 EP4103328C0 (de) 2023-10-25
EP4103328B1 true EP4103328B1 (de) 2023-10-25

Family

ID=74550683

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21703285.3A Active EP4103328B1 (de) 2020-02-14 2021-02-09 Walzenmühle mit einer gleichlaufeinrichtung

Country Status (10)

Country Link
US (1) US12109574B2 (zh)
EP (1) EP4103328B1 (zh)
CN (1) CN114867560B (zh)
AU (1) AU2021220242B2 (zh)
BR (1) BR112022016038A8 (zh)
CA (1) CA3160767A1 (zh)
CL (1) CL2022002194A1 (zh)
PE (1) PE20221615A1 (zh)
PL (1) PL4103328T3 (zh)
WO (1) WO2021160592A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114471823A (zh) * 2021-12-25 2022-05-13 萍乡市福瑞精密机械有限公司 一种化工原料加工用碾磨设备

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3705050A1 (de) * 1987-02-18 1988-09-01 Kloeckner Humboldt Deutz Ag Zweiwalzenmaschine wie z.b. walzenpresse
DE3922638A1 (de) * 1989-07-10 1991-01-17 Kloeckner Humboldt Deutz Ag Zweiwalzenmaschine wie z.b. walzenpresse insbesondere zur druckzerkleinerung koernigen gutes, und verfahren zum betrieb einer solchen walzenmaschine
DE3930773A1 (de) 1989-09-14 1991-03-28 Krupp Industrietech Walzenbrecher mit fest- und loswalze
DE102008010652B3 (de) 2008-02-22 2009-11-05 Polysius Ag Kraftübertragungssystem und Rollenmühle
DE102010016472C5 (de) 2010-04-16 2017-11-23 Thyssenkrupp Industrial Solutions Ag Wälzmühle
DE102010024231B4 (de) * 2010-06-18 2015-02-12 Khd Humboldt Wedag Gmbh Rollenpresse mit Momentenwaage
DE102010038197B4 (de) * 2010-10-14 2012-08-30 Thyssenkrupp Polysius Ag Wälzmühle zur Zerkleinerung von sprödem Mahlgut
DE102012101489B4 (de) 2012-02-24 2016-04-28 Thyssenkrupp Industrial Solutions Ag Vertikalrollenmühle und Verfahren zum Betreiben einer Vertikalrollenmühle
CN102784680A (zh) * 2012-09-07 2012-11-21 江苏中兴药业有限公司 一种辊式破碎机
DE102013104097A1 (de) * 2013-04-23 2014-10-23 Thyssenkrupp Industrial Solutions Ag Walzenmühle
DE102014104038B4 (de) 2014-03-24 2017-04-06 Thyssenkrupp Ag Rollenpresse
CN105797809B (zh) * 2016-03-29 2018-06-22 中国矿业大学 一种破碎机辊缝间隙自适应调整的装置及方法
CN109482265B (zh) * 2017-09-10 2020-12-11 南京梅山冶金发展有限公司 基于位移控制方式控制破碎机对辊间平行度的方法及装置
SE541957C2 (en) 2017-11-10 2020-01-14 Metso Sweden Ab A deflection distributor refitting kit, a method for mounting and a roller crusher comprising such kit
WO2019093956A1 (en) 2017-11-10 2019-05-16 Metso Sweden Ab A deflection distributor refitting kit for a roller crusher, a roller crusher and method for mounting such kit
CN110142089B (zh) * 2019-06-25 2021-09-28 绍兴文理学院 一种固定效果好的高压辊磨机

Also Published As

Publication number Publication date
US12109574B2 (en) 2024-10-08
EP4103328C0 (de) 2023-10-25
WO2021160592A1 (de) 2021-08-19
CN114867560A (zh) 2022-08-05
BR112022016038A8 (pt) 2022-11-16
CL2022002194A1 (es) 2023-04-21
AU2021220242B2 (en) 2023-08-10
BR112022016038A2 (pt) 2022-10-04
EP4103328A1 (de) 2022-12-21
CN114867560B (zh) 2023-07-04
PL4103328T3 (pl) 2024-05-06
US20230085467A1 (en) 2023-03-16
PE20221615A1 (es) 2022-10-12
AU2021220242A1 (en) 2022-07-28
CA3160767A1 (en) 2021-08-19

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