EP3349934A1 - Procédé et dispositif de fabrication et d'ébavurage de dentures - Google Patents

Procédé et dispositif de fabrication et d'ébavurage de dentures

Info

Publication number
EP3349934A1
EP3349934A1 EP16790513.2A EP16790513A EP3349934A1 EP 3349934 A1 EP3349934 A1 EP 3349934A1 EP 16790513 A EP16790513 A EP 16790513A EP 3349934 A1 EP3349934 A1 EP 3349934A1
Authority
EP
European Patent Office
Prior art keywords
workpiece
loading position
deburring
workpieces
tool
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.)
Withdrawn
Application number
EP16790513.2A
Other languages
German (de)
English (en)
Inventor
Jörg Lohmann
Armin Eberhardt
Sven KLUIKE
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.)
EMAG Holding GmbH
Original Assignee
EMAG Holding GmbH
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 DE102015012190.1A external-priority patent/DE102015012190B3/de
Priority claimed from DE102015012908.2A external-priority patent/DE102015012908B3/de
Application filed by EMAG Holding GmbH filed Critical EMAG Holding GmbH
Publication of EP3349934A1 publication Critical patent/EP3349934A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23F—MAKING GEARS OR TOOTHED RACKS
    • B23F17/00—Special methods or machines for making gear teeth, not covered by the preceding groups
    • B23F17/006—Special methods or machines for making gear teeth, not covered by the preceding groups using different machines or machining operations
    • B23F17/008—Features relating to transfer of work gears between different work stations
    • 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
    • B23Q39/00—Metal-working machines incorporating a plurality of sub-assemblies, each capable of performing a metal-working operation
    • B23Q39/04—Metal-working machines incorporating a plurality of sub-assemblies, each capable of performing a metal-working operation the sub-assemblies being arranged to operate simultaneously at different stations, e.g. with an annular work-table moved in steps

Definitions

  • the invention relates to a method and an apparatus for manufacturing and
  • Loading position must wait until the machining on the parallel spindle has ended.
  • the hobbing machine according to the invention has two workpiece spindles, which receive the workpieces automatically, perform the processing and put down again.
  • the two workpiece spindles are a processing station with a Wälzfräswerkmaschine and at least one
  • Workpiece spindle a workpiece is toothed
  • the other workpiece spindle can be loaded and deburr a workpiece.
  • gears with two milling cuts can also be produced.
  • means are provided whereby the manufacturing quality of the workpieces can be monitored parallel to the main time. If necessary, the angular position of Workpieces with sensors are detected.
  • Tool spindles are movable independently, different lengths of processing steps can be flexibly divided on the spindles. In this way, the utilization of the individual processing units can be increased and the cycle time is significantly reduced.
  • Fig. 1 shows a hobbing machine in a schematic representation
  • Fig. 2 the scanning of a workpiece by a measuring device
  • FIG. 4 side view of the hobbing machine partially broken
  • Fig. 1 shows a hobbing machine according to the invention in a front view in a schematic representation.
  • the machine frame 1 On the machine frame 1, two horizontal slides 4, 4 'controlled on a vertical front wall 7 on horizontal guides 2 in the direction of the X-axis movable.
  • the two workpiece spindles 3, 3' On the horizontal slide 4, 4 ', the two workpiece spindles 3, 3' are vertically movable in the direction of the Z-axis.
  • the workpiece spindles 3, 3 'chuck 5, 5' for automatically picking up, driving and depositing workpieces 6 on.
  • a tool holder 9 is arranged with a Wälzfräswerkmaschine 12. This is rotated by the drive motor 13 in rotation.
  • the tool holder 9 is displaceable on a concealed in this view processing head 8 and can move the Wälzfrästechnikmaschine 12 for performing shift movements along its axis of rotation.
  • a tailstock 16 is provided for supporting the workpieces 6 .
  • the deburring device 10 has disc cutters similar
  • Cutting tools 24 with helically arranged cutting teeth are brought into engagement with the end edges of the workpieces 6.
  • the type of machining has similarities to hobbing.
  • the delivery is carried out by moving the horizontal slide 4, 4 'in the X direction.
  • the horizontal slide 4, 4 'in the X direction is carried out by moving the horizontal slide 4, 4 'in the X direction.
  • Deburring device 10 are moved along linear guides 20 perpendicular to the XZ plane (in the Y direction). On both sides of the hobbing machine are the Transport devices 11, 11 'with the loading positions 19, 19' arranged. To move workpieces from one loading position to the other, are the
  • the toothing is produced with a milling cut and then deburred with cutting cutter-like cutting tools 24.
  • the machining cycle begins with, for example, that the workpiece spindle 3 in the loading position 19 receives an unprocessed workpiece 6 and the
  • the workpieces 6 are transported via the back of the machine from the loading position 19 to the loading position in a buffer 14 and from there to the loading position 19 '. This prevents the workpiece transport along the back of the machine from prolonging the cycle time. In the same period in which takes place in the workpiece spindle 3 of the milling cut, the
  • Deburr cutting tool 24 with helically arranged cutting teeth Deburr cutting tool 24 with helically arranged cutting teeth.
  • a first milling cut first takes place. Thereafter, the workpiece is de-burred and then there is a second milling cut. A machining cycle begins - as with the first one
  • Method - so that, for example, the workpiece spindle 3 in the loading position 19 receives an unprocessed workpiece 6 and transported to the hobbing tool 12. There, a first milling cut is then carried out. After the first milling cut the workpieces 6 on the back of the machine
  • Workpiece spindle 3 in the loading position 19 receives another unprocessed workpiece, the workpiece spindle 3 'moves to the hobbing tool 12 performs there a second milling cut through.
  • the workpiece spindle 3 can be loaded by the method according to the invention in the period in which on a workpiece 6 in the workpiece spindle 3 ', the second milling cut is performed.
  • the workpieces 6 as needed individually or in Periodic intervals with the measuring devices 18, 18 'are measured. This is done by moving the horizontal slides 4, 4 'along the horizontal guides 2 to the respective measuring device 18 or 18'. In this case, the measuring head is delivered radially into a tooth gap 21.
  • the workpiece 6 is rotated about its axis, for example, to determine the exact position of the measuring points 22, 22 'on the pitch circle 23. If necessary, the angular position of the workpieces 6 can also be detected with inductive or capacitive sensors, not shown, and taken into account in the subsequent processing.
  • Fig. 3 shows the deburring device 10 in plan view. It has two rotationally driven cutting tools 24. Their cutting teeth are arranged in mirror image so that the end edges of the workpieces 6 can be processed on the top and bottom in one setting. To change from top to bottom, the cutting tools 24 are moved along the linear guides 20. To the right of the deburring device 10, the workpiece spindle 3 'is shown. It was moved along the horizontal guides 2 into a position above the transport device 11 'in order to exchange a finished workpiece 6 for an unprocessed one.
  • the workpieces 6 can also be measured with the same positioning accuracy with which the second milling cut is carried out.
  • a particular advantage is the fact that the two workpiece spindles 3, 3 'are each assigned a loading position 19, 19', but only a single hobbing tool 12 for producing the toothing and also only one deburring device 10.
  • Fig. 4 shows the Wälzfräsmaschine in a partially broken side view.
  • a recess 25 is provided, in which the
  • Processing head 8 is mounted. Because this protrudes into the machine frame 1, its distance from the front wall 7 is particularly low. To deliver the tool 12 radially to the workpiece 6, the machining head 8 is moved by the feed motor 29. For this purpose, the machining head 8 is movable on one side on rails 28 and additionally mounted in a high-precision hydrostatic guide 26. When machining helical gears, the tool 12 is the
  • the machining head 8 can be pivoted with the swivel motor 27.
  • Conveyor belt 32 to the latch 14 connects in this Sectional view invisible loading positions 19, 19 'together.
  • FIG. 5 shows an alternative deburring device 10 with a chamfering tool 30.
  • chamfers are produced along the teeth on both end edges of the workpiece 6 by forming and / or unwinding.
  • the resulting plan-side secondary burrs are also sheared off by unrolling with a deburring tool 31.
  • FIG. 6 shows the hobbing machines according to FIG. 1 with a second deburring device 15.
  • a workpiece 6 in the workpiece spindle 3 can also be deburred in the same clamping in which the toothing was created.
  • Deburring is not transported to the workpiece spindle 3 '.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gear Processing (AREA)

Abstract

L'invention concerne un procédé de fabrication et d'ébavurage de dentures sur des pièces (6), comprenant deux broches porte-pièce (3, 3'), comprenant une fraise-mère (12) et comprenant un dispositif d'ébavurage (10), les pièces (6) étant serrées automatiquement dans les broches porte-pièce (3, 3'), les pièces (6) étant endentées à l'aide de la fraise-mère (12) et ensuite ébavurées. Le procédé comprend les étapes suivantes : a. réception d'une pièce (6) non usinée dans une première position de chargement (19) au moyen d'une première broche porte-pièce (3) et transport de la pièce (6) jusqu'à la fraise-mère (12), b. réalisation d'une passe de fraisage, c. placement de la pièce (6) dans la première position de chargement (19) et réception d'une autre pièce (6) non usinée, d. transport de la pièce (6) usinée par la passe de fraisage jusqu'à la deuxième position de chargement (19'), e. réception de la pièce (6) dans la deuxième position de chargement (19') au moyen de la deuxième broche porte-pièce (3') et transport de la pièce (6) jusqu'à l'outil d'ébavurage (10), f. ébavurage de la pièce (6), un dispositif de stockage intermédiaire (14) pour au moins une pièce (6) étant disposé entre la première position de chargement (19) et la deuxième position de chargement (19'), la pièce (6) étant déplacée à partir du dispositif de stockage intermédiaire (14) dans la position de chargement (19'), et les étapes de procédé e. et f. étant réalisées dans le même intervalle de temps que celui dans lequel l'étape de procédé b. est également effectuée.
EP16790513.2A 2015-09-17 2016-09-14 Procédé et dispositif de fabrication et d'ébavurage de dentures Withdrawn EP3349934A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102015012190.1A DE102015012190B3 (de) 2015-09-17 2015-09-17 Wälzfräsmaschine zum Herstellen und Entgraten von Verzahnungen
DE102015012908.2A DE102015012908B3 (de) 2015-10-06 2015-10-06 Verfahren und Vorrichtung zum Herstellen und Entgraten von Verzahnungen
PCT/DE2016/000344 WO2017045661A1 (fr) 2015-09-17 2016-09-14 Procédé et dispositif de fabrication et d'ébavurage de dentures

Publications (1)

Publication Number Publication Date
EP3349934A1 true EP3349934A1 (fr) 2018-07-25

Family

ID=57226700

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16790513.2A Withdrawn EP3349934A1 (fr) 2015-09-17 2016-09-14 Procédé et dispositif de fabrication et d'ébavurage de dentures

Country Status (6)

Country Link
US (1) US20180257158A1 (fr)
EP (1) EP3349934A1 (fr)
JP (1) JP6990173B2 (fr)
KR (1) KR102649620B1 (fr)
CN (1) CN108778592A (fr)
WO (1) WO2017045661A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3517235B1 (fr) * 2018-01-25 2020-12-09 Klingelnberg GmbH Procédé d'ébarbage de pignons conique et machine à tailler les engrenages cnc pourvue d'un logiciel d'ébarbage correspondant
DE102019104812A1 (de) * 2019-02-26 2020-08-27 KAPP NILES GmbH & Co. KG Verfahren zum Schleifen oder Polieren eines Zahnrads oder eines Werkstücks mit einem zahnradähnlichen Profil in einer Schleif- oder Poliermaschine
KR102003735B1 (ko) 2019-04-11 2019-07-25 (주)미래에프에이 초경바 타입의 자동가공기를 이용한 비 원형 부품 후가공 방법
KR102003732B1 (ko) 2019-04-11 2019-07-25 (주)미래에프에이 비 원형 부품 후가공용 자동화 장치
CN113770454A (zh) * 2021-09-03 2021-12-10 宜昌船舶柴油机有限公司 一种链轮铣削成套工装和装夹方法

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JPS6234720A (ja) * 1985-08-01 1987-02-14 Brother Ind Ltd 歯切加工装置
US6757949B2 (en) * 2002-03-27 2004-07-06 New Venture Gear, Inc. Combination gear hobber, chamfer/debur and shaver apparatus and method
DE10330474B4 (de) * 2003-07-05 2009-03-05 Fette Gmbh Vorrichtung zur Herstellung eines Zahnrads aus einem Zahnradrohling
DE202005014619U1 (de) * 2005-09-13 2005-12-29 Fette Gmbh Werkzeuganordnung für die Herstellung einer Schrägverzahnung bei Stirnrädern
DE102006019325C5 (de) 2006-04-24 2009-07-30 Felsomat Gmbh & Co. Kg Werkzeugmaschine zur Verzahnungsbearbeitung von Werkstücken
CN1907615A (zh) * 2006-08-18 2007-02-07 重庆大学 能虚拟中心距的环面蜗杆数控机床
DE102006044738B3 (de) * 2006-09-20 2008-04-03 Felsomat Gmbh & Co. Kg Wälzentgraten mit integriertem Sekundärentgraten ohne Glättwerkzeug
ITBO20090373A1 (it) * 2009-06-09 2010-12-10 Samp Spa Con Unico Socio Macchina per la produzione di ingranaggi
EP2480366B1 (fr) * 2009-09-25 2013-11-06 The Gleason Works Dispositif pour chanfreiner et/ou ébarber les engrenages
EP2517816B1 (fr) * 2010-02-18 2013-12-18 New Wyssbrod Technology AG Machine de fraise mère développante à plusieurs broches
DE102011117155A1 (de) * 2011-10-28 2013-05-02 Emag Holding Gmbh Werkzeugmaschine mit Y-Achse
DE102011119000A1 (de) * 2011-11-21 2013-05-23 Liebherr-Verzahntechnik Gmbh Verzahnmaschine und Verfahren zur Herstellung oder Bearbeitung von Verzahnungen
JP5835139B2 (ja) * 2012-02-24 2015-12-24 アイシン・エィ・ダブリュ株式会社 回転加工機及び回転加工方法
DE102012017744A1 (de) * 2012-09-07 2014-03-13 Liebherr-Verzahntechnik Gmbh Verfahren zur Bearbeitung von Werkstücken zur Herstellung von Verzahnungen durch Verzahnfräsen oder Verzahnstoßen
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CN203918125U (zh) * 2014-04-22 2014-11-05 浙江嘉力宝精机股份有限公司 高速高效数控滚齿机

Also Published As

Publication number Publication date
CN108778592A (zh) 2018-11-09
KR102649620B1 (ko) 2024-03-19
US20180257158A1 (en) 2018-09-13
JP6990173B2 (ja) 2022-01-12
KR20180052746A (ko) 2018-05-18
WO2017045661A1 (fr) 2017-03-23
JP2018527209A (ja) 2018-09-20

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