WO2012156558A2 - Meule en deux parties pour l'usinage - Google Patents

Meule en deux parties pour l'usinage Download PDF

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Publication number
WO2012156558A2
WO2012156558A2 PCT/ES2012/070309 ES2012070309W WO2012156558A2 WO 2012156558 A2 WO2012156558 A2 WO 2012156558A2 ES 2012070309 W ES2012070309 W ES 2012070309W WO 2012156558 A2 WO2012156558 A2 WO 2012156558A2
Authority
WO
WIPO (PCT)
Prior art keywords
abrasion
abrasion element
support
wheel
zone
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.)
Ceased
Application number
PCT/ES2012/070309
Other languages
English (en)
Spanish (es)
Other versions
WO2012156558A4 (fr
WO2012156558A3 (fr
Inventor
Alberto Oliva Flores
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.)
HERRAMIENTAS DE DIAMANTE SA
Original Assignee
HERRAMIENTAS DE DIAMANTE SA
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 HERRAMIENTAS DE DIAMANTE SA filed Critical HERRAMIENTAS DE DIAMANTE SA
Publication of WO2012156558A2 publication Critical patent/WO2012156558A2/fr
Publication of WO2012156558A3 publication Critical patent/WO2012156558A3/fr
Publication of WO2012156558A4 publication Critical patent/WO2012156558A4/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D7/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor
    • B24D7/06—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor with inserted abrasive blocks, e.g. segmental
    • B24D7/066—Grinding blocks; their mountings or supports
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D7/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor
    • B24D7/16—Bushings; Mountings

Definitions

  • the present invention relates to a wheel for the machining of parts, where the wheel essentially comprises two parts.
  • One of the parts is fixed and the other part is removable, so that the removable part is universal and quickly replaceable, the removable part being the one that comes into direct contact with the workpiece.
  • the fixed part is particularized for the machine that performs the machining.
  • the field of application of the present invention is any field related to systems, devices, tools and machines for machining materials (parts, elements, etc.), and especially, the edging and bevelling of glass.
  • Wheels for machining parts which are made in one piece, are known in the state of the art. Commonly, this piece is circular in shape and comprises several layers of substrates depending on the material to be machined.
  • An example of this type of machining wheel is the machining wheel disclosed in the document with publication number US-A-4907376. This document discloses a wheel with a bottom layer and a top layer for strong abrasion and weak abrasion, respectively.
  • machining wheels of the prior art are diverse and are associated with different aspects.
  • One aspect is related to the universality of the machining wheel. That is, each machine, or device where these molars are housed, has a grinding system of its own. This implies that specific machining wheels have to be manufactured for each machine.
  • the wheel of the present invention solves the problems described above since the machining wheel of the present invention is divided into two parts, one fixed (adapted to each machining machine) and another of universal wear and easily removable.
  • the invention comprises a machining wheel comprised of two separable parts that form separate individual entities but at the same time complementary, that is, they are interrelated products such as an emitter and a receiver or a male plug and a female plug.
  • One of the parts, the wheel support, is fixed to the machine or machining device and the other part, the abrasion element, is removable, so that the removable part is universal and quickly replaceable.
  • the Fixed part is particularized for the machine that carries out the machining process.
  • the abrasion element comprises predetermined contact surfaces with the wheel support, and the wheel support comprises contact surfaces also predetermined with the abrasion element , such that the shape and dimensions of both predetermined contact surfaces (ie, those referring to the abrasion element and the wheel support) are in correspondence.
  • the wheel support will comprise, in the contact part with the abrasion element, the contact surfaces with the abrasion element. abrasion also universal and, in the part of contact with the machine or machining system, a specific shape and dimensions adapted to each particular machine or machining system.
  • the contact surfaces of both the abrasion element and the wheel support ensure the correct reception of the abrasion element in the wheel support while providing the correct functioning of the assembly (two part grindstone) formed by the abrasion element and the wheel support when the assembly rotates at the usual working speeds.
  • a wheel support is proposed, which is designed to receive and retain an abrasive element that is interchangeable.
  • the wheel support comprises a body of the support, which is configured to receive and retain an abrasion element such that the abrasion element is interchangeable.
  • the wheel support body comprises at least one contact surface with the complementary abrasion element of the contact surface included in the abrasion element. Therefore, the wheel support body comprises at least one of the predetermined surfaces (in shape and dimensions) of contact of the wheel support with the abrasion element mentioned above.
  • the support body additionally comprises retaining means that retain the abrasion element.
  • the retention means are comprised of at least one magnet.
  • the retaining means are comprised of at least one drive pin.
  • the retaining means are comprised of at least one magnet and at least one drive pin.
  • the retention means are comprised of at least one threaded hole made in the support body and at least one threaded element, such that the threaded element passes through a hole provided in the abrasion element to be retained in the threaded hole.
  • the support body additionally comprises at least one balancing hole that keeps the support body balanced when the support body rotates at a predetermined angular velocity.
  • the number, height and thickness of the balancing holes is variable and depends on each particular case.
  • the support body additionally comprises at least one machine / support fixing means for fixing the support body to a machining machine or, in general, to any system of machining That is, the machine / support fixing means in the wheel support comprise some complementary fixing elements of the fixing elements included in the machining machine.
  • the support body additionally comprises at least one duct / extraction groove that channels out residues produced during a machining process and, in addition, the waste Pipeline / extraction slot allows rapid removal of the abrasion element.
  • the magnet is comprised in the body of the support and, optionally, is covered by a plug.
  • the wheel holder is circular in shape.
  • any of the parts included in the wheel holder is also circular in shape.
  • the support body is made of any material.
  • the preferred materials for the manufacture of the wheel support are: thermoplastic polyester (PET, PBT), bakelite, resins, aluminum, steel and plastic.
  • an abrasion element is proposed that is designed to be received and retained by a wheel support such that the abrasion element is interchangeable.
  • the abrasion element comprises a body of the abrasion element such that the body of the abrasion element is configured to be received and retained by the body of the support comprised in the wheel support defined in any one of the embodiments of the invention described above for the first aspect of the invention.
  • the body of the abrasion element comprises the predetermined contact surfaces that correspond to the predetermined contact surfaces comprised in the body of the tooth support. Therefore, the body of the abrasion element comprises the predetermined surfaces of contact of the abrasion element with the wheel support.
  • the body of the abrasion element comprises a paramagnetic zone, such that the paramagnetic zone is configured to be received and retained by the support body comprised in the wheel support defined in a any of the embodiments of the invention described above.
  • the paramagnetic zone forms, at least partially, the body of the abrasion element, such that the abrasion element is retained by the magnet or magnets comprised in the wheel support defined in the first aspect of the invention. If the paramagnetic zone fully forms the body of the abrasion element, both terms designate the same technical characteristic (element).
  • the abrasion element additionally comprises a feed hole complementary to the feed pin defined in embodiments described above.
  • the abrasion element further comprises an abrasion zone made of a predetermined compound with abrasive properties, where the abrasion zone is located on the body of the abrasion element or on the paramagnetic zone, which conforms to total or partial form the abrasion element body (in case of the preferred embodiment).
  • the body of the abrasion element (the paramagnetic zone in the preferred embodiment of the invention) additionally comprises at least one balancing hole that keeps the abrasion element balanced when the abrasion element rotates at an angular speed.
  • the number, height and thickness of the balancing holes is variable and depends on each particular case.
  • the abrasion element additionally comprises an intermediate zone located between the abrasion zone and the body of the abrasion element or between the abrasion zone and the paramagnetic zone, which totally or partially forms the body of the abrasion element (in case of the preferred embodiment of the invention).
  • the body of the abrasion element comprises at least one through hole in correspondence with the threaded hole provided in the wheel holder, such that the abrasion element is retained by the wheel holder by means of an element screwed.
  • the threaded element can be a screw or the like.
  • the body of the abrasion element is made of a material whose physical properties are selected from non-paramagnetic and paramagnetic (preferred embodiment of the invention). The choice of one type of material or another is associated with the specific embodiment, and more particularly, with the retaining means that retain the abrasion element in the wheel support.
  • the body of the abrasion element can be weak paramagnetic or strong paramagnetic (also known as ferromagnetic).
  • the most commonly used elements are Aluminum, the Magnesium, Titanium and Tungsten.
  • the strong paramagnetic materials (ferromagnetic) the most commonly used elements are Iron and Steel.
  • the non-paramagnetic materials the most commonly used are thermoplastic polyester (PET, PBT), bakelite, resins and plastic.
  • the abrasion element is circular.
  • any of the parts included in the abrasion element also has a circular shape.
  • a two-part grinding wheel is proposed for machining.
  • the two part grinding wheel for machining of the present invention comprises a wheel support according to any one of the embodiments of the invention associated with the wheel support, and an abrasion element according to any one of the associated embodiments of the invention to the abrasion element.
  • abrasion element according to any one of the associated embodiments of the invention to the abrasion element.
  • water-resistant lubricating grease can be placed between the contact surfaces between the wheel support and the abrasion element.
  • both parts comprise an H7 / h7 tolerance (defined according to the ISO system of tolerances and adjustments EN20286-2: 1993) or lower in their contact surfaces.
  • the wheel support and the abrasion element comprise flat contact surfaces between both elements that maximize the contact area between both elements, of such so that the reception and retention of the abrasion element by the wheel support is optimized.
  • the abrasion element comprises a horizontal flat surface and a vertical flat surface of contact with the wheel support, where both flat surfaces are respectively complementary to a horizontal flat surface and a vertical flat surface comprised in the wheel support. . So that the reception and retention of the abrasion element by the wheel support is optimized both in the form of construction and operation, both parts comprise an H7 / h7 tolerance (defined according to the ISO system of tolerances and adjustments EN20286-2: 1993 ) or lower on its vertical flat surfaces.
  • Figure 1. Shows a perspective view of the wheel in two separable parts for machining according to the present invention.
  • FIGs 2A and 2B.- They show, respectively, an elevation view along the cutting line A-B and in plan of the wheel in two parts of the present invention shown in Figure 1.
  • FIGS 3A and 3B.- show, respectively, an elevation view along the C-D and plan section of the wheel support of the present invention shown in Figure 1.
  • Figures 4A and 4B. They show, respectively, an elevational and plan view of the abrasion element of the present invention shown in Figure 1.
  • Figures 5A and 5B. They show, respectively, an elevation and plan view of an abrasion element whose abrasion profile is inclined internally and externally.
  • Figures 6A and 6B show, respectively, an elevation and plan view of an abrasion element whose abrasion profile additionally comprises radially distributed grooves.
  • Figures 7A and 7B.- They show, respectively, an elevation and plan view of an abrasion element whose abrasion profile additionally comprises grooves distributed radially and inclined.
  • Figures 8A and 8B show, respectively, an elevation and plan view of an abrasion element whose abrasion profile is half-round and additionally comprises radially distributed partial grooves.
  • Figures 9A and 9B.- They show, respectively, an elevation and plan view of an abrasion element whose abrasion profile is rounded and additionally comprises grooves distributed radially and inclined.
  • Figures 10A and 10B.- They show, respectively, an elevation view along the E-F cutting line and a plan view of the optimized grinding wheel support for resin abrasion elements.
  • Figures 11A and 11B.- They show, respectively, an elevation and plan view of a resin type abrasion element and straight profile of the abrasion zone.
  • Figures 12A and 12B show, respectively, an elevation and plan view of a resin type abrasion element and straight profile of the abrasion zone with radially inclined internal grooves.
  • Figures 13A and 13B.- They show, respectively, an elevation view, along the line of cut ABC, and in plan of the wheel in two parts of the present invention for a screw retention system between the abrasion element and the wheel support.
  • Figures 14A and 14B.- show, respectively, an elevation view, along the cutting line A-B-C, and in plan view of the wheel support of the present invention shown in Figures 13A and 13B.
  • Figures 15A and 15B show, respectively, an elevation and plan view of the abrasion element of the present invention shown in Figures 13A and 13B.
  • FIG. 1 shows a perspective view of the wheel in two separable parts for machining according to the present invention.
  • the wheel 1 comprises a wheel support 2 (corresponds to the fixed part that is fixed to the machining machine), and an abrasion element 3 (which corresponds to the removable part).
  • the wheel support 2 according to the view provided by Figure 1, comprises a magnet 10, a drag pin 11, two pipe grooves 12, a receiving hole of the magnet 13, a plug of the magnet 14, a body of the support grinding wheel 15, three balancing holes of the grinding wheel support 17 and machine / support fixing means comprised of a complementary fixing hole 16 of the grinding means machine / support fixing included in the machine (not shown).
  • the means the machine / support fixing means included in the machine may comprise a threaded rod that passes through the hole 16 and an internally threaded nut.
  • the abrasion element 3 is universal and independent of the machining machine.
  • the abrasion element 3, according to the view provided by Figure 1, has a circular shape and also comprises the following elements: an abrasion zone 4, a body of the abrasion element 5 manufactured entirely by a paramagnetic material (paramagnetic zone) , an intermediate zone 9, a drag hole of the abrasion element 6, three balancing holes of the abrasion element 7 and a bonding adhesive (not shown) that joins the abrasion zone 4 with the intermediate zone 9 and also the zone intermediate 9 with the paramagnetic zone 5.
  • Figure 1 additionally shows that both the wheel holder 2 and the abrasion element 3 comprise flat contact surfaces between both elements that maximize the contact area between both elements, such that the reception and retention of the abrasion element by of the tooth support are optimized.
  • the abrasion element 3 comprises a horizontal flat surface 25A and a vertical flat surface 25B in contact with the wheel support 2, where both flat surfaces are respectively complementary to a horizontal flat surface 24A and a vertical flat surface 24B comprised in the wheel holder 2.
  • both parts comprise an H7 / h7 tolerance (defined according to the ISO system of tolerances and adjustments EN20286-2: 1993) or lower in its vertical flat surfaces.
  • the magnets shown in Figure 1 and which are also preferably used in all embodiments of the invention are neodymium magnets, which are permanent magnets of Ne.Fe.B alloy, with great power, 6 times more than ferrite magnets.
  • the paramagnetic zone shown in Figure 1 is made of steel, that is, a strong paramagnetic material (ferromagnetic) to be able to withstand the typical angular speed of this type of wheel (between 2,500 and 3,500 rpm for a circular wheel of diameter 150 mm).
  • the abrasion zone 4 is arranged perimetrically along the abrasion element 3 and represents the contact area with the workpiece.
  • the profile of the contact area of the abrasion zone 4 comprises a flat internal zone 18 followed by an external chamfer type zone 19.
  • the abrasion zone 4 of Figure 1 is of the metallic type, that is, the abrasion zone 4 is composed of a mixture of diamond and metal dust. Since the mechanization implies different forms of treatment of the piece to be machined, for example: edging, chamfering, fine finishing, etc., the abrasion zone 4 has different embodiments by shape and composition adapted to said forms of treatment. Some of the embodiments of the abrasion zone are presented below as embodiments of the invention.
  • Figures 2A and 2B show, respectively, an elevation and plan view of the wheel in two parts 1 of the present invention shown in Figure 1. To represent the elevation, a cut has been made along the line AB shown in plan view.
  • the abrasion zone 4 of the two-part grinding wheel for machining 1 is specifically configured to machine flat glass.
  • the two parts of the wheel 1 shown in Figures 2A and 2B are attached to each other in working configuration to perform the machining (edging and chamfering) of flat glass.
  • the embodiment shown in Figures 2A and 2B comprises the wheel support 2 which is particularized for the machining machine model called Bovone.
  • the wheel holder 2 comprises six magnets 10, three drag lugs 11, three channeling / extraction grooves 12, six magnet receiving holes 13, six magnet plugs 14, a wheel support body 15, a fixing hole of the wheel support body 16 as a means of fixing machine / support and three balancing holes of the wheel support 17.
  • the abrasion element 3 that is universal and independent of the machining machine has a circular shape and is also comprised of the following elements: the abrasion zone 4, the paramagnetic zone 5 (abrasion element body), the intermediate zone 9, three drag holes of the abrasion element 6, three balancing holes of the abrasion element 7 and a bonding adhesive (not shown) that joins the abrasion zone 4 with the intermediate zone 9 and also the intermediate zone 9 with the paramagnetic zone 5.
  • the abrasion zone 4 is arranged perimetrically along the abrasion element 3 and represents the contact area with the workpiece.
  • the profile of the contact area of the abrasion zone 4 comprises a flat internal zone 18 followed by an external chamfer type zone 19.
  • Figures 3A and 3B show, respectively, an elevation view along the CD and plan cutting line of the wheel support of the present invention shown in Figure 1.
  • the wheel support 2 according to the view provided by Figures 3A and 3B, comprises six magnets 10 distributed equidistant along the circular perimeter of the wheel holder 2, three drag lugs 11 distributed equidistant along the circular perimeter of the wheel holder 2, six magnet receiving holes 13, six magnet plugs 14, a wheel holder body 15, three channeling / extraction slots 12 distributed equidistant along the circular perimeter of the wheel holder 2 connecting the internal and external parts of the wheel body 15, a fixing hole of the wheel holder body 16 and three balancing holes of the wheel holder 17.
  • Figures 4A and 4B show, respectively, an elevational and plan view of the abrasion element of the present invention shown in Figure 1.
  • the abrasion element 3 has a circular shape and is also comprised of the following elements: the area of abrasion 4, the paramagnetic zone 5 (the body of the abrasion element), the intermediate zone 9, three drag holes of the abrasion element 6 distributed equidistant along the circular perimeter of the abrasion element, three balancing holes of the abrasion element 7 and a bonding adhesive (not shown) that joins the abrasion zone 4 with the intermediate zone 9 and also the intermediate zone 9 with the paramagnetic zone 5.
  • the abrasion zone 4 is arranged perimetrically along the element of abrasion 3 and represents the area of contact with the piece to be machined.
  • the profile of the contact area of the abrasion zone 4 comprises a flat inner zone 18 followed by a chamfered inclined outer zone 19.
  • Both the material with which the abrasion zone 4 materializes and the shape of the profile of the abrasion zone 4 are defined by the type of workpiece and by the type of machining process performed on said workpiece.
  • the abrasion zone shown in the Figures 1, 2A-2B, 4A-4B to 9A-9B is of the metallic type, that is, it is a diamond and metal powder composition, although the shapes of the profiles shown in said figures are different.
  • Figures 5A and 5B show, respectively, an elevation and plan view of an abrasion element 3 where the abrasion zone 4 comprises a chamfered inclined internal zone 18 followed by a chamfer inclined external zone 19.
  • Figures 6A and 6B show, respectively, an elevational and plan view of an abrasion element 3 where the abrasion zone 4 comprises a flat internal zone 18 followed by an inclined chamfer-like external zone 19.
  • the abrasion element 3 shown in Figures 6A and 6B differs from those shown in previous figures in that the balancing holes are carried out from the bottom of the abrasion element 3 instead of from the top.
  • the abrasion element 3 also differs from those shown in previous figures in that it does not comprise the intermediate zone 9 and in that it comprises radially arranged slits 20.
  • Figures 7A and 7B show, respectively, an elevation and plan view of an abrasion element 3 where the abrasion zone 4 comprises a flat internal zone 18 followed by an inclined chamfer-like external zone 19 and inclined slits 20 and radial.
  • Figures 8A and 8B show, respectively, an elevational and plan view of an abrasion element 3 with a half-round abrasion profile of the abrasion zone 4 where the abrasion element 3 additionally comprises partial grooves 22 distributed in a manner radial along the perimeter of the abrasion element 3.
  • Figures 9A and 9B show, respectively, an elevation and plan view of an abrasion element 3 with a profile of the rounded abrasion zone 4.
  • He Abrasion element 3 additionally comprises six grooves 21 distributed radially, inclined and equidistant along the perimeter of the abrasion zone 4.
  • the resin type is a composition that is based on mixing diamond dust with polymeric resins.
  • the process of machining parts with this type of abrasion element 3 is optimized with a type of wheel support 2 as disclosed in Figures 10A and 10B.
  • This wheel support 2 additionally comprises on the wheel support 2 shown in Figures 3A and 3B, an internal circular channel groove 8 that communicates with the three channelization / extraction grooves 12 comprised in the wheel support. This internal circular channel groove 8 improves the evacuation of the remains generated during the machining process.
  • Figures 11A and 11B show, respectively, an elevational and plan view of an abrasion element 3 of the resin type and straight profile of the abrasion zone.
  • Figures 12A and 12B show, respectively, an elevational and plan view of a resin-type abrasion element 3 shown in Figures 11A and 11B which have been made radially inclined internal grooves 23.
  • Figures 13A and 13B show, respectively, an elevation view, along the line of cut ABC, and plan of the wheel in two parts of the present invention for a screw retention system between the abrasion element and The tooth support. That is, this embodiment differs from that shown in Figures 2A and 2B in that the set of the six magnets are replaced by a set of three threaded elements (screws) 28. In this way, each threaded element 28 passes through the through holes. 26 of the abrasion element to finally be introduced into the holes threaded 27. Since there are no magnets, the material from which the body of the abrasion element is manufactured does not necessarily need to be of a paramagnetic material.
  • Figures 14A and 14B show, respectively, an elevation view, along the line of cut ABC, and in plan of the wheel support of the present invention shown in Figures 13A and 13B, where the threaded holes 27 are appreciated and the threaded elements 28.
  • Figures 15A and 15B show, respectively, an elevational and plan view of the abrasion element of the present invention shown in Figures 13A and 13B, where through holes 26 are appreciated.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Grinding Of Cylindrical And Plane Surfaces (AREA)

Abstract

L'invention concerne une meule pour l'usinage de pièces, cette meule comprenant essentiellement deux parties. Une des partie est fixe et l'autre démontable, de sorte que la partie démontable peut être substituée rapidement et de façon universelle, la partie démontable étant celle qui entre en contact direct avec la pièce à usiner. D'autre part, la partie fixe est adaptée à la machine qui réalise l'usinage.
PCT/ES2012/070309 2011-05-18 2012-05-03 Meule en deux parties pour l'usinage Ceased WO2012156558A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ESP201130802 2011-05-18
ES201130802A ES2401775B1 (es) 2011-05-18 2011-05-18 Muela en dos partes para mecanizado

Publications (3)

Publication Number Publication Date
WO2012156558A2 true WO2012156558A2 (fr) 2012-11-22
WO2012156558A3 WO2012156558A3 (fr) 2013-01-03
WO2012156558A4 WO2012156558A4 (fr) 2013-03-07

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PCT/ES2012/070309 Ceased WO2012156558A2 (fr) 2011-05-18 2012-05-03 Meule en deux parties pour l'usinage

Country Status (3)

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EP (1) EP2524766A3 (fr)
ES (1) ES2401775B1 (fr)
WO (1) WO2012156558A2 (fr)

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CN111823095A (zh) * 2020-07-03 2020-10-27 福州国化智能技术有限公司 一种列车蹲便器和坐便器的柔性表面处理系统

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ES2620499T3 (es) * 2014-03-03 2017-06-28 Adi S.P.A. Brida de soporte de rueda para rueda de copa amoladora, con un sistema de liberación rápida para la rueda
CH714354A2 (de) * 2017-11-17 2019-05-31 Mvt Micro Verschleiss Technik Ag Düsenvorrichtung für ein Fluid, Verfahren zur Herstellung einer Düsenvorrichtung sowie Kit, umfassend einen Rotor und eine Hohlnadel für eine Düsenvorrichtung.
IT201800009651A1 (it) * 2018-10-22 2020-04-22 Bovone Diamond Tools Srl Dispositivo di aggancio per utensili di lavorazione

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111823095A (zh) * 2020-07-03 2020-10-27 福州国化智能技术有限公司 一种列车蹲便器和坐便器的柔性表面处理系统

Also Published As

Publication number Publication date
EP2524766A2 (fr) 2012-11-21
WO2012156558A4 (fr) 2013-03-07
WO2012156558A3 (fr) 2013-01-03
ES2401775A2 (es) 2013-04-24
ES2401775R1 (es) 2013-11-04
EP2524766A3 (fr) 2013-02-27
ES2401775B1 (es) 2014-09-05

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