WO2018083571A1 - Équipement de traitement de surface d'éléments en forme de plaque - Google Patents

Équipement de traitement de surface d'éléments en forme de plaque Download PDF

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Publication number
WO2018083571A1
WO2018083571A1 PCT/IB2017/056626 IB2017056626W WO2018083571A1 WO 2018083571 A1 WO2018083571 A1 WO 2018083571A1 IB 2017056626 W IB2017056626 W IB 2017056626W WO 2018083571 A1 WO2018083571 A1 WO 2018083571A1
Authority
WO
WIPO (PCT)
Prior art keywords
equipment
plate
sanding
shaped bodies
pulley
Prior art date
Application number
PCT/IB2017/056626
Other languages
English (en)
Inventor
Andrea MALVOLTI
Original Assignee
Infinititech Srl
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 Infinititech Srl filed Critical Infinititech Srl
Priority to EP17804942.5A priority Critical patent/EP3535091B1/fr
Priority to PL17804942.5T priority patent/PL3535091T3/pl
Priority to ES17804942T priority patent/ES2940068T3/es
Priority to US16/347,302 priority patent/US20190283201A1/en
Publication of WO2018083571A1 publication Critical patent/WO2018083571A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
    • B24B21/008—Machines comprising two or more tools or having several working posts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
    • B24B21/04—Machines or devices using grinding or polishing belts; Accessories therefor for grinding plane surfaces
    • B24B21/06—Machines or devices using grinding or polishing belts; Accessories therefor for grinding plane surfaces involving members with limited contact area pressing the belt against the work, e.g. shoes sweeping across the whole area to be ground
    • B24B21/08—Pressure shoes; Pressure members, e.g. backing belts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
    • B24B21/18—Accessories
    • B24B21/20—Accessories for controlling or adjusting the tracking or the tension of the grinding belt
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00—Other grinding machines or devices
    • B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00—Other grinding machines or devices
    • B24B27/0084—Other grinding machines or devices the grinding wheel support being angularly adjustable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
    • B24B7/06—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor involving conveyor belts, a sequence of travelling work-tables or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
    • B24B7/20—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground
    • B24B7/22—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground for grinding inorganic material, e.g. stone, ceramics, porcelain

Definitions

  • the present invention relates to the field of surface processing of plate-shaped elements.
  • the present invention relates to an innovative equipment for surface processing plate-shaped elements.
  • the present invention relates to an equipment for surface processing plate-shaped elements, especially for sanding plate-shaped elements like tiles, plates or the like.
  • Equipment are known and widely used for the "industrial” sanding of tiles made of different materials, such as ceramic, marble, cement or the like, as well as of plates made of stone, metal or other material, wherein "industrial sanding" means, in the present invention, the sanding performed to uniform the tiles surface quality at the end of the production cycle and therefore before laying.
  • Each module comprises a head rotating around a rotation axis that is substantially vertical (perpendicular with respect, to the surface of the tiles or plates to be sanded that are arranged on the conveyor belt in substantially horizontal position) ; the rotating head is equipped with a plurality of fickerts or fickert heads, and the rotation of the head results in a sanding action exerted on the tile or plates by the abrasive surface of each fickert head, wherein each fickert head, during the rotation of the head, is made pivot as a pendulum around a pivot axis perpendicular to the rotation axis of the head.
  • Each module and/or rotating head can be translated both vertically (perpendicularly to the tiles) , in order to adjust the pressure exerted by the ficJcert heads on the plates, and transversally with respect to the conveyor belt, the transverse movement of the module or head being called "traverse".
  • the fickert heads of the various rotating heads arranged in succession along the conveyor belt are characterized by abrasive surfaces of different abrasive degree; in detail the abrasive degree is greater for the first heads acting on the tiles and decreases more and more for the following heads, up to the last heads.
  • the equipment of this type are provided with a hydraulic system for cooling the abrasives and keeping the conveyor belt clean during the work. Moreover, the vertical movement of the rotating heads is provided by means of pneumatic cylinders .
  • a first disadvantage is the length of the traditional sanding lines, that are too long to achieve speeds allowing a satisfactory industrial productivity.
  • a further disadvantage is that a significant amount of water is required during machining in order to lubricate and cool the tools, equal to approximately 80/100 1/min. for each fickert head, which is very expensive. Moreover, the use of water requires significant investments for water purification systems that shall manage flow, deposit and separation of sludge.
  • the tools have an average life of two hours and it is necessary to stop the whole line to replace a single head.
  • the traverse width and speed shall be adjusted according to the width of the plates, and this processing requirement results in higher costs for producing the machine for larger formats as well as in mechanical limits that can be difficult to deal with.
  • the whole process is based on the operative force of the fickert heads, that are very heavy ⁇ more than approximately 80 kg each) and numerous, and cause therefore a significant power consumption and a significant wear of the mechanical components thereof.
  • An object of the present invention is to provide an equipment allowing to overcome or at least minimize the problems of the prior art equipment described above.
  • an object of the invention is to provide an equipment allowing the natural cooling of the abrasive, thus making the water lubrication unnecessary, with significant savings as regards both the necessary systems and the power consumption.
  • a further object of the invention is to ensure the processing of all the surfaces of all the predefined formats of tiles; in this way, there is no more need for the traverse bridge and you have no longer all the prior art inconveniences due machine stops, abrasive replacement and format change.
  • the equipment according to the invention also allows to limit the overall bulk, that is preferably equal to the half of the usual bulk of a prior art equipment, ensures production continuity also during abrasive replacement, and ensures the abrasive tools a life 4-times greater than that of the traditional tools.
  • a further object of the invention is to provide an equipment offering maximum guarantees as regards safety, in particular during maintenance operations, and/or the possibility of replacing the tools when the equipment is still working, with significant savings in terms of time and costs .
  • the equipment according to the invention has limited weight (with respect to the weight of the prior art equipment) and can be therefore easily installed anywhere in a plant, without the need for brick works and the like.
  • the present invention therefore provides for an equipment for the surface sanding of plate-shaped elements, in particular of tiles, said equipment comprising support and feeding means for supporting said plate-shaped elements and feeding them along a given feed direction, so that, during the movement along said given direction, the surface of each plate-shaped element to be sanded can be visible and accessed, the equipment including a sanding module provided with sanding means that define a sanding abrasive surface and with moving means that move said abrasive surface into contact with the visible surface of the plate- shaped elements in succession during the forward movement thereof; the sanding means comprise a closed belt that defines the sanding abrasive surface and is suitable to be driven into rotation by means of the moving means. According to an embodiment, the closed belt extends along a direction other than the feed direction of the plate- shaped elements.
  • the closed belt can be oriented, with respect to the feed direction of the plate- shaped elements, at will between two end positions where it extends along two different directions, respectively a transverse direction and an oblique direction with respect to the feed direction of the plate-shaped elements.
  • the closed belt extends between two opposite pulleys, whose rotation axes are parallel to each other and orientable with respect to the feed direction of the plate-shaped elements.
  • a first pulley of the two pulleys is driven into rotation by means of the moving means, while the second pulley of the two pulleys is driven into rotation by means of the closed belt.
  • the moving means comprise a power source and transmission means interposed between the power source and the first pulley.
  • the transmission means comprise a third pulley rigidly fixed to the first pulley through a drive shaft and a drive belt interposed between the power source and the third pulley.
  • adjusting means are provided for regulating the tension of the closed belt.
  • the adjusting means are so shaped as to allow the regulation of the centre-to-centre distance between the first pulley and the second pulley.
  • adjusting means are also provided for regulating the contact pressure of the sanding abrasive surface against the visible and accessible surface of the plate-shaped elements.
  • said adjusting means comprise at least one pressing element suitable to exert an adjustable pressure against the inner surface of the closed belt opposite to the sanding abrasive surface.
  • the equipment comprises a plurality of modules arranged in succession along the feed direction of the plate-shaped elements.
  • Fig. 1 is a plan view from the top of an equipment according to an embodiment of the invention.
  • Fig. 2 is a plan view from the top of a sanding module of an equipment according to an embodiment of the invention from a point of view opposite to that of Fig. 1;
  • Fig. 3 is a schematic side view of a sanding module of an equipment according to an embodiment of the invention
  • Fig. 4 is a schematic side view of a sanding module of an equipment according to an embodiment of the invention
  • Fig. 5 is a perspective view of a detail of Fig. 3, in enlarged scale and with some parts removed for the sake of clarity.
  • the reference numbers 100 and 200 respectively indicate a conveyor belt and a sanding module of an equipment 300 according to a first embodiment of the invention.
  • plate- shaped bodies 101 are supported and moved, in particular moved forwards at a predefined speed that can be adjusted according to the needs and/or circumstances, in particular according to the desired sanding degree, along a feed direction D indicated by the arrow in Fig. 1, wherein the bodies 101, during their forward movement along the direction D, are arranged on the conveyor belt 100 so that the surface to be processed (to be treated, in particular to be sanded) can be visible and accessed.
  • a sanding module 200 is arranged, suitable to sand the visible surface of each plate-shaped body 101 according to the methods explained in more detail below.
  • the sanding module 200 comprises a rotating sanding belt 201, extending along a direction X transversal and oblique with respect to the feed direction D of the bodies 101; the belt 201 has externally a sanding abrasive surface 214', that will be better described below, and it is therefore clearly apparent that each body 101 moving forward in the indicated direction through the conveyor belt 100 has a visible surface 1010 facing the belt 201, so that each surface 1010 is touched by the abrasive surface 214' of the rotating belt 201, wherein, according to the invention, also the rotation speed of the belt 201 can be adjusted according to the needs and/or circumstances.
  • the belt 201 has a substantially horizontal operative branch 2010 arranged at the bottom between the pulleys 204 and
  • the module 200 can be oriented with respect to the conveyor belt 100, in particular so as to allow the orientation of the sanding belt 201 between two end portions where the belt extends (according to the plan view from the top of Fig. 1) along the transverse and oblique direction X (Fig. 1 ⁇ and respectively along a direction substantially perpendicular to the feed direction of the bodies 101.
  • the length of the belt 201 is greater than the width of the conveyor belt 100, thus allowing the surface processing (sanding) of plate-shaped elements 101 of any length and whose width is substantially equal to, or slightly greater than, the width of the conveyor belt 100.
  • Fig. 3 shows a side view of the module 200 from a point of view arranged upstream of the module 200 with respect to the feed direction of the bodies 101 (at the top with reference to Fig. 1);
  • Fig. 4 shows a side view of the module 200 from a point of view arranged downstream of the module 200 with respect to the feed direction of the bodies 101 (at the bottom with reference to Fig. 1 ⁇ .
  • the module 200 comprises a support main frame 210 and support means 211, through which the frame 210 (and therefore the whole module 200) may be positioned (in particular hung) above the conveyor belt 100.
  • a first rotation axle 208 and a second rotation axle or shaft 209 extend through the frame 210, means for facilitating the rotation of the axles 208 and 209 (such as bearings or the like, not shown in the figures) being interposed, if necessary, between each axle 208 and 209 and the respective housing seat provided in the frame 210.
  • a pulley 204 and a pulley 205 are respectively engaged on the end portions of the axles 208 and 209 projecting from the frame 210 on a first side of the frame 210 (at the top with reference to Fig.
  • the belt 201 (Fig. 3) extends between the pulleys 204 and 205 so as to form a closed belt, in particular so as to define two flat, parallel and opposite portions, joined by means of two curved portions respectively engaging the two pulleys 204 and 205.
  • the belt 201 comprises a flexible main portion (layer) 213, on which a plurality of fickert heads 214 are applied, defining an annular sanding abrasive surface 214' .
  • the module 200 is arranged on the conveyor belt 100 so that the visible surface 1010 of the bodies 101 is touched by the substantially linear portion of the belt 201 adjacent to the conveyor belt 100 and therefore by the abrasive heads 214 carried by the same belt 20.1.
  • Each abrasive test 214 is applied to the belt 201 through the interposition of a base 2140 carrying abrasive bodies 2142.
  • Each base 2140 is made of a material that is elastically deformable under pressure, in order to allow the respective abrasive bodies 2142 to move transversally to the direction X and to the direction D in order to optimize the interaction with the plate-shaped bodies 101 moving forwards.
  • a third pulley 206 is engaged on the end portion of the axle 209 projecting from the frame 210 on the second side of the frame 210 ⁇ opposite to the first side and therefore at the bottom with reference to Fig. 2) ; the module 200 also comprises a power source 202, for example, although without limitation, an electric motor, with a rotation shaft on which a pinion 207 is engaged, arranged, with respect to the main frame 210, on the same side as the third pulley 206.
  • a power source 202 for example, although without limitation, an electric motor, with a rotation shaft on which a pinion 207 is engaged, arranged, with respect to the main frame 210, on the same side as the third pulley 206.
  • a drive belt 203 extends between the pulley 206 and the pinion 207, and it is therefore clearly apparent that the starting of the motor 202 (for example supplying electricity, in the case of an electric motor) results in the rotation of the pinion 207, and therefore in the rotation of the third pulley 206 through the drive belt 203, as well as in the rotation of the pulley 205 (as the pulleys 206 and 205 are engaged on opposite ends of the same axle or shaft 209) , and in the rotation of the belt 201 and of the pulley 204, drawn by the belt 201.
  • the motor 202 for example supplying electricity, in the case of an electric motor
  • the module 200 also comprises adjusting members 212 interposed between the axles 208 and 209, these adjusting members 2.12 being especially suitable to regulate the center-to-center distance of the axles 208 and 209, and therefore the tension of the belt 201.
  • the adjusting members 212 are suitable to regulate the position of the axle 208; the adjusting members are known in se and therefore they will not described in greater detail below for the sake of conciseness, wherein equivalent adjusting means ⁇ not shown) can be also provided in the present invention in order to regulate the tension of the drive belt 203.
  • Fig. 3 shows an appreciable (optional) feature of the sanding module according to the present invention.
  • the frame 210 carries a bracket 211 and this bracket carries, in turn, an adjusting unit 215 suitable to regulate precisely the contact pressure of the branch 2010 of the belt 201 on the bodies 101 that are supported and moved by the conveyor belt 100.
  • the adjusting unit 215 comprises a plurality of pressing elements 216 arranged in succession between the pulleys 204 and 205 along a predefined portion of the linear segment of the belt 201 and carried movable transversally to the direction X and to the branches 2010 and 2012 of the belt 201.
  • each pressing element 216 is substantially parallelepiped-shaped ana the bracket 211 carries a guiding member for guiding the rectilinear movement, of each pressing member 216, the guiding member being constituted by a rod 2.111 engaging the corresponding pressing element 216 transversally.
  • a first actuator 217 arranged at the side of the pulley 205.
  • each pressing element 216 carries, at the bottom, a roller 2160 that is oriented transversally to the direction X and is provided with a plurality of round nips 2162 arranged longitudinally stepped.
  • the belt 201 has an inner face 2014 provided with a plurality of reliefs 2015, configured to engage the nips 2162 in a conjugated manner in order to define a guiding device 2016 for guiding the branch 2010 of the belt 201.
  • the pressure exerted, in use, by the pressing elements 216 on the belt 201, and therefore the pressure the abrasive surface 214' /the belt 201 exerts on the bodies 101 depends on the pressure exchanged between the reliefs 20.15 and the nips 2162, and therefore on the pressure exerted by the actuators 217 on the pressing elements 216.
  • a compressor 2172 can be provided (shown only in Figs. 2 and 4 for the sake of drawing economy), that can be powered through the same power source 202 and is configured to actuate each actuator 217 singularly.
  • the module 200 also comprises a control, device 2174 ⁇ Fig. 2) carried by the frame 210 and connected to the compressor 2172 to control the actuators 217 singularly.
  • each actuator 217 can be adjusted individually, increasing or decreasing, in real time, the pressure distribution on the plate-shaped bodies 101 moving along the drawing direction of the belt 201, associating sensors 102 with the conveyor belt 100, the sensors being electronically coupled to the control device 2174 (the electronic connection between the mentioned components is not shown for the sake of drawing economy) , wherein the sensors 102 are able, in use, to detect in real time the point-to-point surface conformation of the bodies 101 fed to the module 200 through the conveyor belt 100.
  • the present invention allows to achieve the above mentioned objects and purposes.
  • the equipment according to the invention has reduced bulk, in particular the sanding module is actually compact and not bulky, allows to avoid the use of cooling water (as the belt is cooled in a natural way) and therefore the need for disposal and/or purification systems, avoids the need for traverse (wherein the belt extends along at least the whole length of the conveyor belt), thus allowing to limit the production costs; moreover, the sanding module is suitable to be installed on existing conveyor belts without significant modifications thereof, allows a significant reduction of power: consumption and the mechanical components thereof have limited wear.
  • the equipment management is simple, and requires a reduced number of operators; the same applies to maintenance, both ordinary and extraordinary, allowing at the same time a significant reduction in process waste.
  • both the feeding speed of the bodies 101 and the speed of the belt 201 can be adjusted at will.
  • the stop of the conveyor belt 100 can be provided when the body 101 to be sanded is arranged in correspondence of the module 200.
  • the sanding module 200 can be used in a sanding line to adjust the regulation thereof, for example by detecting defects of the plate-shaped bodies 101 fed along the direction D for post-processing activities, useful to asses the actual surface finishing of the plate-shaped bodies 101, as well as to give the plate-shaped bodies 101 surfaces 1010 that comply with the project specifications.
  • more modules 200 can be provided in succession along the conveyor belt 100, the number thereof can vary according to the needs and/or circumstances, and they can be directed differently with respect to the feed direction of the plate-shaped bodies 101.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Forging (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)

Abstract

L'invention concerne un équipement (300) destiné au ponçage de surface de corps en forme de plaque (101), en particulier de carreaux, ledit équipement (300) comprenant des moyens de support et d'alimentation (100) pour supporter lesdits corps en forme de plaque (101) et alimenter lesdits corps en forme de plaque (101) le long d'une direction d'avance donnée (D), de telle sorte que, pendant le mouvement le long de ladite direction donnée (D), la surface de chacun desdits corps en forme de plaque (101) qui doit être poncée puisse être visible et accessible, ledit équipement (300) comprenant un module de ponçage (200) pourvu de moyens de ponçage définissant une surface abrasive de ponçage et de moyens de déplacement pour déplacer ladite surface abrasive en contact avec la surface visible desdits corps en forme de plaque (101) successivement lors du mouvement de celle-ci; lesdits moyens de ponçage comprenant une bande fermée (201) qui définit ladite surface abrasive de ponçage et sont adaptés pour être entraînés en rotation au moyens desdits moyen de déplacement.
PCT/IB2017/056626 2016-11-04 2017-10-25 Équipement de traitement de surface d'éléments en forme de plaque WO2018083571A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP17804942.5A EP3535091B1 (fr) 2016-11-04 2017-10-25 Équipement de traitement de surface d'éléments en forme de plaque
PL17804942.5T PL3535091T3 (pl) 2016-11-04 2017-10-25 Urządzenie do przetwarzania powierzchniowego elementów w kształcie płytek
ES17804942T ES2940068T3 (es) 2016-11-04 2017-10-25 Equipo para tratamiento superficial de elementos en forma de placa
US16/347,302 US20190283201A1 (en) 2016-11-04 2017-10-25 Equipment for surface processing of plate-shaped elements

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT102016000111364 2016-11-04
IT102016000111364A IT201600111364A1 (it) 2016-11-04 2016-11-04 Apparecchiatura per la lavorazione superficiale di elementi lastriformi

Publications (1)

Publication Number Publication Date
WO2018083571A1 true WO2018083571A1 (fr) 2018-05-11

Family

ID=58163091

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2017/056626 WO2018083571A1 (fr) 2016-11-04 2017-10-25 Équipement de traitement de surface d'éléments en forme de plaque

Country Status (6)

Country Link
US (1) US20190283201A1 (fr)
EP (1) EP3535091B1 (fr)
ES (1) ES2940068T3 (fr)
IT (1) IT201600111364A1 (fr)
PL (1) PL3535091T3 (fr)
WO (1) WO2018083571A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111152078A (zh) * 2020-01-18 2020-05-15 河北拓思机械设备有限公司 成型刀具研磨机
CN111251145A (zh) * 2020-02-28 2020-06-09 莱芜职业技术学院 一种多功能磨光机
IT201900011136A1 (it) * 2019-07-08 2021-01-08 Val Mec S R L Macchina levigatrice
IT202100007232A1 (it) 2021-03-25 2022-09-25 Surfaces Tech Abrasives S P A Modulo abrasivo e relativa cinghia modulare

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0225296A1 (fr) * 1985-10-22 1987-06-10 Dmc S.P.A. Ponceuse à bande abrasive large
JPH01115565A (ja) * 1987-10-23 1989-05-08 Noritake Co Ltd 研削ベルトによる研摩方法
WO2004009290A1 (fr) * 2002-07-22 2004-01-29 Kündig Ag Dispositifs comportant des ponceuses a bande pouvant etre disposees obliquement
DE202009006914U1 (de) * 2009-05-13 2010-09-23 bauerrichter Maschinen- und technischer Großhandel GmbH & Co. KG Poliermaschine
DE102011116842A1 (de) * 2011-10-25 2013-04-25 Karl Heesemann Maschinenfabrik Gmbh & Co Kg Schleifvorrichtung

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES322492A1 (es) * 1965-12-06 1967-03-16 Vichi Ettore Perfeccionamientos en los tacos elasticos desmontables, aplicables a pulidoras de cinta abrasiva para el pulido de superficies.
DE2222616C3 (de) * 1972-05-09 1981-10-01 Karl 4970 Bad Oeynhausen Heesemann Druckbalken für eine Langbandschleifmaschine
US4527359A (en) * 1984-04-23 1985-07-09 Timesavers, Inc. Segmented platen with diaphragm cylinder control

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0225296A1 (fr) * 1985-10-22 1987-06-10 Dmc S.P.A. Ponceuse à bande abrasive large
JPH01115565A (ja) * 1987-10-23 1989-05-08 Noritake Co Ltd 研削ベルトによる研摩方法
WO2004009290A1 (fr) * 2002-07-22 2004-01-29 Kündig Ag Dispositifs comportant des ponceuses a bande pouvant etre disposees obliquement
DE202009006914U1 (de) * 2009-05-13 2010-09-23 bauerrichter Maschinen- und technischer Großhandel GmbH & Co. KG Poliermaschine
DE102011116842A1 (de) * 2011-10-25 2013-04-25 Karl Heesemann Maschinenfabrik Gmbh & Co Kg Schleifvorrichtung

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT201900011136A1 (it) * 2019-07-08 2021-01-08 Val Mec S R L Macchina levigatrice
CN111152078A (zh) * 2020-01-18 2020-05-15 河北拓思机械设备有限公司 成型刀具研磨机
CN111152078B (zh) * 2020-01-18 2021-08-10 河北拓思机械设备有限公司 成型刀具研磨机
CN111251145A (zh) * 2020-02-28 2020-06-09 莱芜职业技术学院 一种多功能磨光机
IT202100007232A1 (it) 2021-03-25 2022-09-25 Surfaces Tech Abrasives S P A Modulo abrasivo e relativa cinghia modulare

Also Published As

Publication number Publication date
IT201600111364A1 (it) 2018-05-04
EP3535091B1 (fr) 2022-12-07
EP3535091A1 (fr) 2019-09-11
US20190283201A1 (en) 2019-09-19
ES2940068T3 (es) 2023-05-03
PL3535091T3 (pl) 2023-04-11

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