WO2020170120A1 - Dispositif d'étalonnage de la position d'éléments en forme de plaque et machine correspondante pour le meulage d'éléments en forme de plaque - Google Patents

Dispositif d'étalonnage de la position d'éléments en forme de plaque et machine correspondante pour le meulage d'éléments en forme de plaque Download PDF

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Publication number
WO2020170120A1
WO2020170120A1 PCT/IB2020/051326 IB2020051326W WO2020170120A1 WO 2020170120 A1 WO2020170120 A1 WO 2020170120A1 IB 2020051326 W IB2020051326 W IB 2020051326W WO 2020170120 A1 WO2020170120 A1 WO 2020170120A1
Authority
WO
WIPO (PCT)
Prior art keywords
sheet
elements
guides
conveyor
longitudinal guides
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/IB2020/051326
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English (en)
Inventor
Giuliano SIGNORINI
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.)
Soltek Srl
Original Assignee
Soltek 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 Soltek Srl filed Critical Soltek Srl
Publication of WO2020170120A1 publication Critical patent/WO2020170120A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • 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
    • B24B7/224—Portal grinding machines; Machines having a tool movable in a plane
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
    • B23Q7/06—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of pushers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
    • B23Q7/16—Loading work on to conveyors; Arranging work on conveyors, e.g. varying spacing between individual workpieces
    • B23Q7/18—Orienting work on conveyors
    • 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
    • B24B7/24—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 for grinding or polishing glass
    • B24B7/242—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 for grinding or polishing glass for plate glass
    • 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
    • B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
    • B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
    • B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
    • 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
    • B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
    • B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
    • B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
    • B24B9/08—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass
    • B24B9/10—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass of plate glass
    • 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
    • B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
    • B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
    • B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
    • B24B9/08—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass
    • B24B9/10—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass of plate glass
    • B24B9/102—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass of plate glass for travelling sheets

Definitions

  • This invention relates to the field of machining slabs, for example tiles, made from ceramic material, stone, glass or the like.
  • the invention relates to a device for calibrating the position of sheet-like elements and relative machine for grinding sheet-like elements.
  • the sides of the products to be processed protrude laterally and come into contact with a succession of grinding wheels, which remove the excess material and move the outer perimeter flush and, if necessary, one or more inclined grinding wheels, for performance of the chamfering operation.
  • the machines for grinding slabs have special positioning means which, after the rotation of the slabs, adjust the orientation on the movement plane in such a way that the sides already ground are perpendicular to the orientation of the subsequent grinding wheels.
  • the prior art teaches the use of the linear pushing elements located above the movement plane which, simultaneously with the passage of each slab, are lowered and transferred horizontally in an independent fashion so as to come into contact with the rear edge of the latter in such a way as to adjust the orientation.
  • the kinematic mechanism linked to the movement of these pushing elements is complex and the movement mechanism is complex and requires a large number of movement units.
  • the technical purpose which forms the basis of this invention is to provide a device for calibrating the position of sheet-like elements and relative machine for grinding sheet-like elements which overcomes at least some of the above-mentioned drawbacks of the prior art.
  • the aim of the invention is to provide a device for calibrating the position of sheet-like elements and relative machine for grinding sheet like elements which is an alternative to and more efficient than the prior art, with regard to the mechanism for moving the pushing elements.
  • FIG. 1 shows a perspective view of a device for calibrating the position of sheet-like elements made according to the invention
  • FIG. 1 shows a different perspective view of the device of Figure 1 ;
  • FIG. 3 shows a different perspective view of the device of Figure 1 ;
  • FIG. 4A shows an enlargement of a detail of Figure 1 indicated with reference IVa;
  • FIG. 4B shows an enlargement of a detail of Figure 2 indicated with reference IVb;
  • FIG. 4C shows an enlargement of a detail of Figure 2 indicated with reference IVc;
  • FIG. 4D shows an enlargement of a detail of Figure 3 indicated with reference IVd.
  • a device for calibrating the position of sheet-like elements on a conveyor which is the object of the invention, is illustrated in the accompanying drawings and denoted generically with reference numeral 1. This will be referred to below as“device 1
  • Another object of the invention is a machine for grinding sheet-like elements which comprises the device 1.
  • the device 1 in accordance with the invention comprises a supporting frame 10 which can be connected to the above-mentioned machine for grinding sheet-like elements.
  • the supporting frame 10 extends about a space“5 V” configured for housing a conveyor directed towards the machine for grinding sheet-like elements to which it is connected or connectable, for example according to a gantry type configuration.
  • the supporting frame 10 has one or more transversal guides 15, in particular two transversal guides 15, overlying, in a use configuration, the space“V” in an architrave configuration.
  • transversal guides 15 are positioned and/or configured so as to be oriented perpendicularly to the conveyor directed towards the machine for grinding sheet-like elements.
  • the device 1 also comprises two longitudinal guides 20, parallel to each other and perpendicular to the transversal guide 15, connected to the transversal guides 15 so as to overlay in a configuration of use the space “V” and, in particular, the above-mentioned conveyor.
  • the longitudinal guides 20 are slidably connected to the transversal guides 15 in such a way as to be movable along them towards and away from each other.
  • the longitudinal guides 20 are movable towards and away in a parallel direction to the transversal guides 15.
  • the longitudinal guides 20 are oriented in a direction parallel to the conveyor and mobile in a direction perpendicular to it.
  • the device 1 also comprises two rotary adjustment shafts 25, parallel to each other and oriented perpendicularly to the longitudinal guides 20 and therefore parallel to the transversal guides 15).
  • Each adjustment shaft 25 engages both the longitudinal guides 20 in such a way that simultaneous rotations of said adjustment shafts 25 results in respective translations towards or away from the longitudinal guides 20 along the transversal guides 15.
  • each adjustment shaft 25 engages both the longitudinal guides 20 by means of respective couplings 26 designed to transform a rotary motion about an axis into translational motion along the same axis.
  • these couplings 26 are of the screw-nut or recirculating ball type and defines spirals of opposite directions to each other so that a same rotation of the adjustment shaft 25 defines translations of same direction and opposite sense of the longitudinal guides 20.
  • the adjustment shafts 25 have a reciprocal distance of between 250 mm and 2500 mm.
  • adjustment shafts 25 and the transversal guides 15 allow translations towards or away from the longitudinal guides 20 between a maximum distance of 3500 mm and a minimum distance of 100 mm.
  • the device 1 also comprises a first actuator 27 of the rotary type, preferably an electric motor, connected by a kinematic mechanism to the adjustment shafts 25 to transmit to them a rotary movement, preferably with the same direction and angular speed.
  • a first actuator 27 of the rotary type preferably an electric motor, connected by a kinematic mechanism to the adjustment shafts 25 to transmit to them a rotary movement, preferably with the same direction and angular speed.
  • Each adjustment shaft 25 has a respective transmission pulley 29 at a relative end, the transmission pulley 29 being integral with the structure of the adjustment shaft 25.
  • the first actuator 27 has a respective transmission pulley 29 positioned close to the transmission pulleys 29 of the adjustment shafts 25, preferably such that three transmission pulleys 29 are positioned at respective vertices of an isosceles triangle.
  • the device 1 comprises a distribution belt 28 fitted on the transmission pulleys 29 in such a way as to transmit the rotary movement from the first actuator 27 to the adjustment shafts 25.
  • the distribution belt 28 and the transmission pulleys 29 have a toothed coupling.
  • the device 1 comprises a plurality of idle pulleys 30 (or idle rollers) connected to the supporting frame 10 and configured for defining a closed-loop path of the distribution belt 28 between the transmission pulleys 29 wherein the distribution belt 28 performs a curve greater than 135°, preferably greater than 180°, about each transmission pulley 29 of the adjustment shafts 25 and of the first actuator 27.
  • the plurality of idle pulleys 30 comprises two idle pulleys 30a positioned outside the closed path and the distribution belt 28 forming respective concave curvatures of the distribution belt 28 and an idle pulley 30b positioned inside the closed path and forming a convex curvature of the distribution belt 28.
  • the device 1 further comprises two pushing elements 35, configured for adjusting the orientation of the sheet-like elements on the conveyor.
  • Each pushing element 35 comprise a carriage 36 and an arm 37 having an end hinged to the carriage 36 and a free end.
  • the carriage 36 is connected to a respective longitudinal guide 20 and slidable along it between a withdrawn position and an advanced position.
  • the arm 37 is rotatably movable to and from the space“V” between an engaged position and a disengaged position, preferably about an axis perpendicular to the longitudinal guides 20.
  • the free end of the arm 37 s positioned in a lowered position and configured for making contact with a perimeter edge of a sheet-like element positioned on the above-mentioned conveyor during a translation of the pushing element 35 from the advanced position to the withdrawn position.
  • each pushing element 35 comprises a removable contact plug 38, connected at the free end of each arm 37 in such a way that it makes contact with a perimeter edge of a sheet-like element positioned on the conveyor when the arm 37 is in an engagement position during a translation of the pushing element 35 from the advanced position to the withdrawn position.
  • the device 1 also comprises a drive mechanism configured for moving the carriages 36 along the longitudinal guides 20 between the withdrawn position and the advanced position.
  • the drive mechanism comprises a single translation actuator 39 kinematically connected to both pushing elements 35 for simultaneously moving the carriages 36 between the advanced position and the withdrawn position.
  • the actuation mechanism preferably comprises a rotary shaft 40 connected by a kinematic mechanism to the translation actuator 39 and positioned perpendicularly to longitudinal guides 20 so as to engage both of them.
  • the longitudinal guides 20 are configured to slide along the rotary shaft 40 in a direction parallel to the relative axis of rotation during their movement towards and away from each other.
  • the rotatable shaft 40 is connected to the longitudinal guides 20 so as to transmit drive to the carriages 36.
  • the device 1 also comprises a control unit electrically connected to sensors for detecting the orientation of the sheet-like elements described above and configured for actuating the pushing elements (35) so as to correct the orientation of the sheet-like elements.
  • the machine for grinding sheet-like elements which is also an object of the invention, comprises:
  • a conveyor configured for moving a plurality of sheet-like elements along a feed direction from an infeed station to an outfeed station;
  • - a plurality of grinding wheels connected to the main frame and facing the conveyor between the infeed station and the outfeed station and configured for grinding said sheet-like elements positioned on the conveyor;
  • a device 1 for calibrating the position of sheet-like elements of the type described above connected to the main frame upstream of the plurality of grinding wheels in such a way that the longitudinal guides 20 are oriented parallel to the feed direction.
  • the conveyor extends in the space“V” defined by the supporting frame 10 of the device 1 and the end of each arm 37 is configured for making contact against a perimeter edge of a sheet-like element positioned on the conveyor when the arm 37 is in an engagement position during a translation of the pushing element 35 from the advanced position to the withdrawn position.
  • the invention achieves the set aim by overcoming the drawbacks of the prior art.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)

Abstract

L'invention concerne un dispositif (1) pour étalonner la position d'éléments en forme de plaque sur un transporteur comprenant un cadre de support (10) qui peut être relié à une machine pour le meulage d'éléments en forme de plaque et qui possède un ou plusieurs guides transversaux (15), deux guides longitudinaux (20) parallèles entre eux, perpendiculaires aux guides transversaux (15) et reliés de manière coulissante aux guides transversaux (15) de façon à être mobiles le long de ceux-ci en se rapprochant et en s'éloignant l'un de l'autre ; deux tiges de réglage (25) parallèles l'une à l'autre et orientées perpendiculairement aux guides longitudinaux (20), chaque tige de réglage (25) collaborant avec les deux guides longitudinaux (20) de telle sorte que des rotations simultanées des tiges de réglage (25) déterminent des translations correspondantes rapprochant et éloignant l'un de l'autre les guides longitudinaux (20) le long du guide transversal (15) ; un premier actionneur rotatif (27) ; une courroie de distribution (28) fixée sur des poulies de transmission correspondantes (29) des tiges de réglage (25) et du premier actionneur (27) ; deux éléments de poussée (35), comprenant chacun un chariot (36) pouvant coulisser le long d'un guide longitudinal correspondant (20) entre une position de retrait et une position avancée et un bras (37) comportant une extrémité articulée sur le chariot (36) et une extrémité libre ; le bras (37) est mobile en rotation entre une position d'accouplement, dans laquelle l'extrémité libre est positionnée dans une position abaissée et une position de désaccouplement dans laquelle l'extrémité libre est positionnée en position relevée ; un mécanisme d'entraînement conçu pour déplacer les chariots (36) le long des guides longitudinaux (20) entre la position de retrait et la position avancée.
PCT/IB2020/051326 2019-02-22 2020-02-18 Dispositif d'étalonnage de la position d'éléments en forme de plaque et machine correspondante pour le meulage d'éléments en forme de plaque Ceased WO2020170120A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT102019000002587 2019-02-22
IT102019000002587A IT201900002587A1 (it) 2019-02-22 2019-02-22 Dispositivo per calibrare la posizione di elementi lastriformi e relativa macchina per la rettifica di elementi lastriformi

Publications (1)

Publication Number Publication Date
WO2020170120A1 true WO2020170120A1 (fr) 2020-08-27

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PCT/IB2020/051326 Ceased WO2020170120A1 (fr) 2019-02-22 2020-02-18 Dispositif d'étalonnage de la position d'éléments en forme de plaque et machine correspondante pour le meulage d'éléments en forme de plaque

Country Status (2)

Country Link
IT (1) IT201900002587A1 (fr)
WO (1) WO2020170120A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114346798A (zh) * 2021-12-25 2022-04-15 广东海龙建筑科技有限公司 一种无机人造石类似火烧面的加工设备及其加工方法
CN117564853A (zh) * 2024-01-03 2024-02-20 宁波大智机械科技股份有限公司 一种风电锚栓自动在线倒角输送装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2027191A1 (de) * 1970-06-03 1971-12-09 Scheer & Cie C F Verfahren zum Transportieren, Positionieren und Festspannen von Werkstücken, insbesondere aus Holz, beispielsweise Holzplatten, an mindestens einer Bearbeitungsstation sowie Einrichtung zur Durchführung dieses Verfahrens
RU2073592C1 (ru) * 1995-01-31 1997-02-20 Открытое акционерное общество "ГАЗ" Способ манипулирования обрабатываемыми заготовками изделий типа болтов и устройство для его осуществления
JP2003062702A (ja) * 2001-08-20 2003-03-05 Ikura Seiki Seisakusho Co Ltd 棒材供給機
EP1338381A2 (fr) * 2002-02-15 2003-08-27 BIESSE S.p.A. Machine à usiner des panneaux du bois ou matière similaire
EP2853343A2 (fr) * 2010-03-08 2015-04-01 Tecnema Technology S.r.l. Machine à meuler des éléments en forme de plaque, en particulier des tuiles et des dalles de matériau céramique, des pierres naturelles, du verre ou similaire

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2027191A1 (de) * 1970-06-03 1971-12-09 Scheer & Cie C F Verfahren zum Transportieren, Positionieren und Festspannen von Werkstücken, insbesondere aus Holz, beispielsweise Holzplatten, an mindestens einer Bearbeitungsstation sowie Einrichtung zur Durchführung dieses Verfahrens
RU2073592C1 (ru) * 1995-01-31 1997-02-20 Открытое акционерное общество "ГАЗ" Способ манипулирования обрабатываемыми заготовками изделий типа болтов и устройство для его осуществления
JP2003062702A (ja) * 2001-08-20 2003-03-05 Ikura Seiki Seisakusho Co Ltd 棒材供給機
EP1338381A2 (fr) * 2002-02-15 2003-08-27 BIESSE S.p.A. Machine à usiner des panneaux du bois ou matière similaire
EP2853343A2 (fr) * 2010-03-08 2015-04-01 Tecnema Technology S.r.l. Machine à meuler des éléments en forme de plaque, en particulier des tuiles et des dalles de matériau céramique, des pierres naturelles, du verre ou similaire

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114346798A (zh) * 2021-12-25 2022-04-15 广东海龙建筑科技有限公司 一种无机人造石类似火烧面的加工设备及其加工方法
CN114346798B (zh) * 2021-12-25 2023-03-10 广东海龙建筑科技有限公司 一种无机人造石类似火烧面的加工设备及其加工方法
CN117564853A (zh) * 2024-01-03 2024-02-20 宁波大智机械科技股份有限公司 一种风电锚栓自动在线倒角输送装置

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