CL2019001716A1 - Instalación de revestimiento de molino. - Google Patents

Instalación de revestimiento de molino.

Info

Publication number
CL2019001716A1
CL2019001716A1 CL2019001716A CL2019001716A CL2019001716A1 CL 2019001716 A1 CL2019001716 A1 CL 2019001716A1 CL 2019001716 A CL2019001716 A CL 2019001716A CL 2019001716 A CL2019001716 A CL 2019001716A CL 2019001716 A1 CL2019001716 A1 CL 2019001716A1
Authority
CL
Chile
Prior art keywords
mill
mounting bolt
lining
housing
opening
Prior art date
Application number
CL2019001716A
Other languages
English (en)
Inventor
Peter John Rubie
Andrew Ross Chapman
Original Assignee
Russell Mineral Equipment Pty Ltd
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 AU2016905248A external-priority patent/AU2016905248A0/en
Application filed by Russell Mineral Equipment Pty Ltd filed Critical Russell Mineral Equipment Pty Ltd
Publication of CL2019001716A1 publication Critical patent/CL2019001716A1/es

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/18—Details
    • B02C17/22—Lining for containers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C19/00—Other disintegrating devices or methods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B13/00—Spanners; Wrenches
    • B25B13/48—Spanners; Wrenches for special purposes
    • B25B13/481—Spanners; Wrenches for special purposes for operating in areas having limited access
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B19/00—Impact wrenches or screwdrivers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/02—Arrangements for handling screws or nuts
    • B25B23/08—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation
    • B25B23/10—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means
    • B25B23/103—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means for gripping threaded studs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/02—Arrangements for handling screws or nuts
    • B25B23/08—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation
    • B25B23/12—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using magnetic means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B29/00—Accessories
    • B25B29/02—Bolt tensioners
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B11/00—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding
    • F16B11/006—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding by gluing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B23/00—Specially shaped nuts or heads of bolts or screws for rotations by a tool
    • F16B23/0061—Specially shaped nuts or heads of bolts or screws for rotations by a tool with grooves, notches or splines on the external peripheral surface designed for tools engaging in radial direction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B23/00—Specially shaped nuts or heads of bolts or screws for rotations by a tool
    • F16B23/0084—Specially shaped nuts or heads of bolts or screws for rotations by a tool with a threaded engagement between the head of the bolt or screw and the tool
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B23/00—Specially shaped nuts or heads of bolts or screws for rotations by a tool
    • F16B23/0092—Specially shaped nuts or heads of bolts or screws for rotations by a tool with a head engageable by two or more different tools
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
    • F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
    • F16B35/041—Specially-shaped shafts
    • F16B35/044—Specially-shaped ends
    • F16B35/045—Specially-shaped ends for retention or rotation by a tool
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
    • F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
    • F16B35/06—Specially-shaped heads
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B4/00—Shrinkage connections, e.g. assembled with the parts at different temperature; Force fits; Non-releasable friction-grip fastenings
    • F16B4/004—Press fits, force fits, interference fits, i.e. fits without heat or chemical treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C2210/00—Codes relating to different types of disintegrating devices
    • B02C2210/02—Features for generally used wear parts on beaters, knives, rollers, anvils, linings and the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/02—Arrangements for handling screws or nuts
    • B25B23/08—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation
    • B25B23/10—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B2200/00—Constructional details of connections not covered for in other groups of this subclass
    • F16B2200/83—Use of a magnetic material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49947—Assembling or joining by applying separate fastener
    • Y10T29/49948—Multipart cooperating fastener [e.g., bolt and nut]

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Food Science & Technology (AREA)
  • Crushing And Grinding (AREA)
  • Connection Of Plates (AREA)
  • Disintegrating Or Milling (AREA)
  • Milling Processes (AREA)

Abstract

LA PRESENTE DIVULGACIÓN SE REFIERE A UN MÉTODO PARA SU USO EN LA INSTALACIÓN DE UN REVESTIMIENTO DE MOLINO, QUE INCLUYE (A) RETENER UN PERNO DE MONTAJE AL MENOS PARCIALMENTE DENTRO DE UNA ABERTURA DE REVESTIMIENTO QUE SE EXTIENDE A TRAVÉS DEL REVESTIMIENTO DE MOLINO, (B) POSICIONAR EL REVESTIMIENTO DE MOLINO CONTRA UNA CARCASA DE MOLINO DE MODO QUE EL PERNO DE MONTAJE RETENIDO ESTÉ ALINEADO CON UNA ABERTURA DE LA CARCASA DE MOLINO QUE SE EXTIENDE A TRAVÉS DE LA CARCASA DE MOLINO, (C) ACOPLAR SELECTIVAMENTE UNA HERRAMIENTA DE EXTRACCIÓN AL PERNO DE MONTAJE, EL ACOPLAMIENTO REALIZADO POR UN OPERADOR FUERA DE LA CARCASA DE MOLINO, (D) EXTRAER EL PERNO DE MONTAJE DEL REVESTIMIENTO UTILIZANDO LA HERRAMIENTA DE EXTRACCIÓN; (E) EXTRAER EL PERNO DE MONTAJE A TRAVÉS DE LA ABERTURA DE LA CARCASA DE MOLINO PARA QUE AL MENOS UNA PARTE DEL PERNO DE MONTAJE SOBRESALGA DEL EXTERIOR DE LA CARCASA DE MOLINO, Y, (E) ASEGURAR UN SUJETADOR EN EL PERNO DE MONTAJE PARA UNIR DE ESTE MODO EL REVESTIMIENTO DE MOLINO AL MOLINO.
CL2019001716A 2016-12-19 2019-06-19 Instalación de revestimiento de molino. CL2019001716A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU2016905248A AU2016905248A0 (en) 2016-12-19 Mill liner installation

Publications (1)

Publication Number Publication Date
CL2019001716A1 true CL2019001716A1 (es) 2020-02-21

Family

ID=62624282

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2019001716A CL2019001716A1 (es) 2016-12-19 2019-06-19 Instalación de revestimiento de molino.

Country Status (11)

Country Link
US (1) US11383245B2 (es)
EP (1) EP3554711B1 (es)
AU (1) AU2017381402B2 (es)
CA (1) CA3047420A1 (es)
CL (1) CL2019001716A1 (es)
ES (1) ES2910174T3 (es)
PE (1) PE20191110A1 (es)
RS (1) RS63120B1 (es)
RU (1) RU2747555C2 (es)
WO (1) WO2018112524A1 (es)
ZA (1) ZA201904531B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2910174T3 (es) * 2016-12-19 2022-05-11 Russell Mineral Equipment Pty Ltd Instalación de revestimiento de molino
US20230356234A1 (en) * 2018-08-16 2023-11-09 Bradken Resources Pty Limited Mill liner, coupling tool and method of removal of a mill liner
WO2020061719A1 (es) * 2018-09-27 2020-04-02 Benavides Moraga Nicolas Platina/barra hilada especial, parte de un sistema de sujeción para revestimientos de caucho en molinos de bolas de tratamiento de minerales
EP4026618A4 (en) * 2019-09-03 2023-06-21 Mi Robotic Solutions S.A. DEVICE OR AUTOMATIC TOOL FOR THE EXTRACTION AND INSTALLATION OF MEANS FOR FIXING COATINGS IN A MILL; METHOD OF INSTALLING THE FIXING MEANS OF A COVERING; METHOD FOR REMOVING FIXING MEANS FROM A COATING
BR112022003905A2 (pt) * 2019-09-03 2022-05-31 Mi Robotic Solutions S A Sistema e processo para substituição do revestimento do moinho, cuja configuração permite o manuseio robótico totalmente automatizado do processo de substituição do revestimento do moinho
CN114308287B (zh) * 2021-12-30 2023-02-03 洛阳山盾机械科技有限公司 一种解决自磨机和半自磨机变形或开裂的衬板结构
CN114934943B (zh) * 2022-05-31 2023-07-07 东风柳州汽车有限公司 一种Cubing检具尾门模块的螺栓安装结构

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3802150A (en) * 1970-09-04 1974-04-09 Programmed & Remote Syst Corp Mill liner handler
US3804346A (en) * 1972-09-11 1974-04-16 T Norman Liner for grinding mills
DE2432121A1 (de) * 1973-07-19 1975-02-20 Waagner Biro Ag Rohrmuehle
SU1346240A1 (ru) * 1986-03-26 1987-10-23 Джезказганское Ремонтно-Строительное Специализированное Управление Треста "Казцветметремонт" Устройство дл замены футеровочных плит в барабанной мельнице
CA2158831A1 (en) * 1994-10-03 1996-04-04 Michael Wason Grinding mill liner adapter
AUPN751396A0 (en) 1996-01-12 1996-02-08 Russell Mineral Equipment Pty Ltd Linerbolt removing tool (lrt)
US5950944A (en) * 1998-08-18 1999-09-14 Larsen; Darrell R. Laminar mill liner
US6082646A (en) * 1999-07-07 2000-07-04 Me International Fastening system for liner assemblies of ore mills
AUPQ347899A0 (en) 1999-10-15 1999-11-11 Wescone Crushers Pty. Ltd. The replacement of wear liners for a gyratory crusher
SE531347C2 (sv) * 2007-07-10 2009-03-03 Metso Minerals Wear Prot Ab Slitfoderelement och anordning för fastsättning av sådant
NO329709B1 (no) 2009-03-19 2010-12-06 Techni As Universalskinne for et skytevapen
US9415395B2 (en) * 2010-04-19 2016-08-16 Vulco S.A. Wear plate fastening system, arrangement and method
PE20171756A1 (es) 2010-12-14 2017-12-14 Weir Minerals Australia Ltd Barra de levante con punto de fijacion para izar
SE536060C2 (sv) * 2011-09-08 2013-04-23 Metso Minerals Sweden Ab Styr- och positioneringssystem för indikering av monteringsläget för ett utbytbart slitfoderelement samt användande av en bildupptagningskamera
AU2012357701A1 (en) 2011-12-23 2014-06-26 Lachlan David KNIGHT Liner fastener
FI126135B (fi) 2014-08-29 2016-07-15 Atp Metal Works Oy Menetelmä jauhinmyllyn sisäpinnan vuorauselementtien uusimiseksi
CN204747937U (zh) * 2015-07-09 2015-11-11 铜陵有色金属集团铜冠建筑安装股份有限公司 磨机衬板拆装辅助工具
ES2910174T3 (es) * 2016-12-19 2022-05-11 Russell Mineral Equipment Pty Ltd Instalación de revestimiento de molino
RU2759955C2 (ru) * 2017-02-28 2021-11-19 Расселл Минерал Эквипмент Пти Лтд Система удаления футеровки мельницы

Also Published As

Publication number Publication date
US11383245B2 (en) 2022-07-12
ZA201904531B (en) 2023-04-26
CA3047420A1 (en) 2018-06-28
AU2017381402B2 (en) 2022-10-20
RU2019122607A3 (es) 2021-02-25
PE20191110A1 (es) 2019-08-26
RU2747555C2 (ru) 2021-05-06
RU2019122607A (ru) 2021-01-19
EP3554711A1 (en) 2019-10-23
ES2910174T3 (es) 2022-05-11
AU2017381402A1 (en) 2019-08-08
RS63120B1 (sr) 2022-05-31
WO2018112524A1 (en) 2018-06-28
US20210129155A1 (en) 2021-05-06
EP3554711B1 (en) 2022-01-05
EP3554711A4 (en) 2020-07-29

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