WO2015021765A1 - Mécanisme de tourbillon à trois axes de montre mécanique - Google Patents

Mécanisme de tourbillon à trois axes de montre mécanique Download PDF

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Publication number
WO2015021765A1
WO2015021765A1 PCT/CN2014/072439 CN2014072439W WO2015021765A1 WO 2015021765 A1 WO2015021765 A1 WO 2015021765A1 CN 2014072439 W CN2014072439 W CN 2014072439W WO 2015021765 A1 WO2015021765 A1 WO 2015021765A1
Authority
WO
WIPO (PCT)
Prior art keywords
axis
tourbillon
shaft
cylindrical roller
gear
Prior art date
Application number
PCT/CN2014/072439
Other languages
English (en)
Chinese (zh)
Inventor
曹维峰
辛浩
张振洲
隋华
Original Assignee
天津海鸥表业集团有限公司
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 天津海鸥表业集团有限公司 filed Critical 天津海鸥表业集团有限公司
Priority to CH00637/15A priority Critical patent/CH709098B1/de
Priority to DE112014000171.6T priority patent/DE112014000171B4/de
Publication of WO2015021765A1 publication Critical patent/WO2015021765A1/fr

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Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B17/00—Mechanisms for stabilising frequency
    • G04B17/20—Compensation of mechanisms for stabilising frequency
    • G04B17/28—Compensation of mechanisms for stabilising frequency for the effect of imbalance of the weights, e.g. tourbillon
    • G04B17/285—Tourbillons or carrousels

Definitions

  • the present invention relates to a tourbillon mechanism for a mechanical wristwatch, and more particularly to a three-axis tourbillon mechanism for a mechanical wristwatch.
  • Patent Publication No. CN102809919A discloses a two-axis tourbillon, which is characterized by an internal shaft.
  • the rotation axis of the frame is perpendicular to the axis of rotation of the outer frame
  • the axis of rotation of the outer frame is perpendicular to the axis of the movement
  • the inner axle tourbillon with the speed governing mechanism is driven by the outer frame.
  • the outer shaft axis revolves and the inner shaft axis rotates, which makes the movement path of the escapement mechanism and the balance spring system complicated.
  • the trajectory of the trajectory is more complicated than that of the single-axis tourbillon.
  • the biggest advantage is that the more complex the trajectory of the governor mechanism, the more obvious the ability to offset the gravity, and the final result is the multi-axis tourbillon mechanical watch.
  • the travel time accuracy can be improved.
  • the motion trajectory of the above-mentioned two-axis tourbillon approximates the cylindrical three-dimensional motion, and the motion trajectory of the speed governing mechanism can only be transformed in a limited three-dimensional space.
  • a three-axis tourbillon which adds a third rotating shaft to the structure of the two-axis tourbillon, which brings the effect of the tourbillon.
  • the trajectory is close to a spherical shape, so that the governing mechanism inside the tourbillon can move to any direction, thereby improving the ability to overcome the gravity of the earth.
  • the structure of the existing three-axis tourbillon has the following drawbacks: First, the third shaft adopts an up-and-down support mode, which occupies more axial space, which increases the thickness of the watch, which is inconvenient for the wearer. Secondly, the third shaft adopts the support method of the ball bearing.
  • the special ball bearings used in watches are small in size and thin, which is not the function that can be achieved by shrinking ordinary ball bearings.
  • the ball bearings in the tourbillon mechanism are required to carry the high speed operation of the tourbillon, so the wear of the ball bearings is currently insurmountable.
  • the drawbacks and the high difficulty and price of some high-precision ball bearings that are effective against wear are very high.
  • the technical problem to be solved by the present invention is to provide a three-axis tourbillon with a simple structure, good processability and easy processing.
  • a three-axis tourbillon mechanism of a mechanical watch comprising: a tourbillon fixed to the driving wheel, an outer shaft frame and a differential mechanism; the driving wheel meshes with the power input wheel, The rotation axis of the tourbillon is perpendicular to the axis of rotation of the outer shaft frame; the intermediate wheel meshes with the second pinion fixed to the inner axle tourbillon; the differential mechanism includes a third axis planet with a lower support mode mechanism.
  • the differential mechanism includes: a bracket, a planet gear, a bracket shaft, a planetary mechanism, a clamping plate and a second clamping plate column; the planetary wheel is riveted integrally with the bracket shaft, and the bracket shaft is disposed on the jewel bearing of the bracket, The planet gears mesh with the planet mechanism, and the splint is fixed to the splint by a second cleat column.
  • the planetary mechanism includes: a first clamping plate column, a bearing frame, a cylindrical roller shaft, a cylindrical roller, an inner ring and a sun gear; the planetary gear meshes with the sun gear, the gear ratio is 1: 5-15, the driving Wheel through the first folder
  • the column column and the bearing frame are fixedly integrated; the cylindrical roller is evenly mounted on the cylindrical roller shaft, the cylindrical roller shaft is fixedly integrated with the bearing frame, the cylindrical roller can be freely rotated; the sun wheel is coaxial with the inner ring
  • the core is fixedly integrated, the lower end and the outer edge of the cylindrical roller are in step contact with the outer edge of the inner ring, and the upper end of the cylindrical roller is in clearance with the inner edge of the sun gear, and the bearing frame is at the axial center of the inner ring
  • the wire is capable of flexible rotation of the shaft; the inner ring is fixed to the clamp plate by screws; the tourbillon and the outer axle frame are rotated about the axis line of the sun gear.
  • the planetary gear and the sun gear are bevel gears; the planetary gear revolves around the sun gear, and at the same time, the axis of the outer shaft frame of the planetary gear rotates.
  • the planetary gear is a spur gear, and the sun gear is a crown tooth; the planetary gear revolves around the sun gear, and at the same time, the axis line of the outer shaft frame of the planetary wheel rotates.
  • the cylindrical rollers are three, five, seven or nine; the cylindrical roller shaft and the bearing frame are directly pressed together by screws or both.
  • the beneficial effects of the invention are as follows: Since the planetary mechanism of the lower support mode is used as the third rotating shaft, the overall structural process is strong, especially the cylindrical roller bearing is simple in processing, the processing cost of the parts is low, and is suitable for mass industrial production;
  • the movement track of the flywheel is upgraded from a column to a ball.
  • the internal speed governing mechanism is a three-dimensional multi-angle motion. The motion track is more complicated, the effect of offsetting the earth's gravity is more obvious, and the mechanical watch is more precise.
  • Embodiment 1 is an axial schematic view of Embodiment 1 of a three-axis tourbillon according to the present invention
  • FIG. 2 is a plan view showing a first embodiment of a three-axis tourbillon according to the present invention
  • FIG. 3 is a perspective view of a first embodiment of a planetary mechanism according to the present invention.
  • Embodiment 1 of the planetary mechanism of the present invention is a perspective exploded view of Embodiment 1 of the planetary mechanism of the present invention.
  • Figure 5 is a schematic axial view of a second embodiment of a three-axis tourbillon according to the present invention.
  • bracket shaft 5 first clamping column 6 : bearing frame
  • Cylindrical roller shaft 8 Cylindrical roller 9 : Inner ring
  • outer shaft frame 14 inner shaft tourbillon 15 : power input wheel
  • the invention is based on the re-creation of the "two-axis tourbillon mechanism of a mechanical watch", and the specific structure of the double-axis tourbillon mechanism will not be described herein.
  • Embodiment 1 A three-axis tourbillon mechanism of a mechanical wristwatch according to the present invention includes a tourbillon 14 fixed to a drive wheel 1, an outer shaft frame 13, and a differential mechanism; the drive wheel 1 meshes with a power input wheel 15, The rotation axis of the tourbillon 14 is perpendicular to the axis of rotation of the outer frame 13, the tourbillon 14 is rotated once every one minute, and the outer frame 13 is rotated every 2.5 minutes; the intermediate wheel 16 is fixed to the inner shaft.
  • the second pinion 17 of the tourbillon 14 is engaged; the differential mechanism includes a third-axis planetary mechanism of a lower support type.
  • the differential mechanism comprises: a bracket 2, a planet gear 3, a bracket shaft 4, a planetary mechanism, a clamping plate 10 and a second clamping plate column 11; the planetary gear 3 is riveted integrally with the bracket shaft 4, and the planetary gear 3 is tapered Gears; the bracket shaft 4 is disposed on a jewel bearing of the bracket 2, the planet gear 3 meshes with a planetary mechanism, and the clamping plate 10 is fixed to the clamping plate by a second clamping plate column 11.
  • the lower mechanism of the planetary mechanism includes a first cleat column 5, a cylindrical roller frame member, an inner ring 9 and a sun gear 12; the cylindrical roller frame member includes a bearing frame 6, a cylindrical roller shaft 7, and a cylindrical roller 8
  • the sun gear 12 is a bevel gear, and the planetary gear 3 meshes with the sun gear 12, and the gear ratio is 1: 3. 6. This value indicates that the rotation speed of the third axis is one rotation every 9 minutes, and the value can be selected.
  • the range is between 5-15; the driving wheel 1 is fixed integrally with the bearing frame 6 through the first clamping plate column 5; the cylindrical roller 8 is evenly mounted on the cylindrical roller shaft 7, the cylindrical roller shaft 7 and the bearing frame 6 is fixed in one piece, the cylindrical roller 8 can rotate freely, and the number of the cylindrical rollers 8 can be determined according to the actual situation of the design, but it is guaranteed to be singular, for example, generally 3, 5, 7, 9 can be set.
  • the sun gear 12 and the inner ring 9 are integrally fixed concentrically, and the lower end portion and the outer edge of the cylindrical roller 8 are in step contact with the outer edge of the inner ring 9, the cylinder
  • the upper end of the roller 8 and the inner edge of the sun gear 12 For the clearance fit, it should be noted that the bearing frame 6 to which the five cylindrical rollers 8 are fixed can be flexibly rotated with the axis of the inner ring 9 as an axis; the inner ring 9 is fixed to the clamping plate 10 by screws; the tourbillon 14 and the outer The shaft frame 13 is rotated about the axis of the sun gear 12 as an axis.
  • Embodiment 2 The planetary gear 3 is a spur gear, and the sun gear 12 is a crown-shaped tooth, and the two mesh with each other to form a vertical transmission relationship; the cylindrical roller shaft 7 and the bearing frame 6 are press-fitted into one body.
  • Other structures are the same as those in Embodiment 1, and are not described herein again.
  • the operation of the three-axis tourbillon mechanism of the mechanical watch of the present invention is explained as follows:
  • the power input wheel 15 drives the drive wheel 1 to rotate. Since the drive wheel 1 and the bearing frame 6 are fixed to each other, and the cylindrical roller frame member, the inner ring 9 and the sun gear 12 constitute a cylindrical roller bearing, the outer shaft frame 13 and the inner shaft tourbillon 14 are disposed on the drive wheel 1.
  • the axis of the sun gear 12 is rotated about the axis. Since the planetary gear 3 is in meshing relationship with the sun gear 12, the planetary gear 3 revolves around the sun gear 12 while the axis of the outer frame 13 rotates.
  • the working process of the two-axis tourbillon can be found in the patent number CN102809919A "Double-axis tourbillon mechanism of the robot table".
  • the inner shaft tourbillon 14 is rotated once every one minute under the driving of the third shaft, and the outer shaft frame 13 is rotated once every 2.5 minutes, and the time taken for each rotation of the outer shaft frame 13 can be between 2 and 10 minutes.
  • the triaxial rotation speed is one revolution every 9 minutes, and the value can be selected between 5-15.
  • the working process of the three-axis tourbillon mechanism of the mechanical watch of the present invention is explained as follows:
  • the power input wheel 15 drives the drive wheel 1 to rotate. Since the drive wheel 1 and the bearing frame 6 are fixed to each other, and the cylindrical roller frame member, the inner ring 9 and the sun gear 12 constitute a cylindrical roller bearing, the inner shaft tourbillon 14 disposed on the drive wheel 1 rotates while the sun The axis of the wheel 12 is the axis revolution.
  • the structure of the third shaft is the lower support mode, the invention not only increases the thickness of the watch, but also keeps the watch small and beautiful while improving the travel time precision; in addition, the overall structure of the third shaft is strong, especially the cylinder.
  • the roller bearing is easy to process, low in part processing cost, and suitable for mass industrial production.
  • the trajectory of the three-axis tourbillon is upgraded from a column to a ball.
  • the internal speed governing mechanism is a three-dimensional multi-angle motion, and the movement trajectory is more complicated, offsetting the gravity of the earth. The effect is more obvious, and the mechanical watch is more precise.
  • the present embodiment uses a coaxial tourbillon, and the scope of protection of the present invention is not limited to the above specific embodiments. According to the basic technical idea of the present invention, substantially the same structure transmission can also be adopted. The object of the present invention can still be achieved by using an eccentric tourbillon, and any embodiment that can be conceived by those skilled in the art without creative labor is within the scope of the present invention.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Retarders (AREA)
  • Friction Gearing (AREA)
  • Electromechanical Clocks (AREA)
  • Rolling Contact Bearings (AREA)

Abstract

L'invention concerne un mécanisme de tourbillon à trois axes d'une montre mécanique, comprenant : un tourbillon (14) fixé à une roue d'entraînement (1), un cadre d'arbre extérieur (13) et un mécanisme différentiel ; la roue d'entraînement (1) est en prise avec une roue d'entrée de puissance (15) ; l'axe de l'arbre de rotation du tourbillon (14) est perpendiculaire à l'axe de l'arbre de rotation du cadre d'arbre extérieur (13) ; un pignon fou (16) est en prise avec un second arbre d'engrenage (17) fixé à un tourbillon d'arbre intérieur (14) ; et le mécanisme différentiel comprend un mécanisme planétaire de troisième arbre dans un mode de support inférieur. En utilisant un mécanisme planétaire dans un mode de support inférieur en tant que troisième arbre rotatif, la structure globale permet une bonne fabricabilité, en particulier un roulement à rouleaux cylindriques est simple à fabriquer, a un faible coût de fabrication de pièces, et est appropriée pour une production industrielle de masse ; la piste de mouvement du tourbillon à trois axes est améliorée en passant de colonnaire à globuleuse ; un mécanisme de réglage de vitesse interne présente un mouvement multi-angle tridimensionnel, rendant la piste de mouvement plus complexe, produisant un effet de compensation de gravité plus apparent, et assurant une synchronisation plus précise de la montre mécanique.
PCT/CN2014/072439 2013-08-13 2014-02-24 Mécanisme de tourbillon à trois axes de montre mécanique WO2015021765A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH00637/15A CH709098B1 (de) 2013-08-13 2014-02-24 Dreiachs-Tourbillonmechanismus für eine mechanische Armbanduhr.
DE112014000171.6T DE112014000171B4 (de) 2013-08-13 2014-02-24 Dreiachs-Tourbillon für eine mechanische Armbanduhr

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201310351044.4A CN103412471B (zh) 2013-08-13 2013-08-13 一种机械手表的三轴陀飞轮机构
CN2013103510444 2013-08-13

Publications (1)

Publication Number Publication Date
WO2015021765A1 true WO2015021765A1 (fr) 2015-02-19

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PCT/CN2014/072439 WO2015021765A1 (fr) 2013-08-13 2014-02-24 Mécanisme de tourbillon à trois axes de montre mécanique

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CN (1) CN103412471B (fr)
CH (1) CH709098B1 (fr)
DE (1) DE112014000171B4 (fr)
WO (1) WO2015021765A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108581506A (zh) * 2018-06-12 2018-09-28 如皋市力星滚子科技有限公司 大滚子连线系统
CH713738A1 (fr) * 2017-04-28 2018-10-31 Mft Romain Gauthier Sa Mouvement de montre à tourbillon à roue fixe inclinée.

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103412471B (zh) * 2013-08-13 2016-06-29 天津海鸥表业集团有限公司 一种机械手表的三轴陀飞轮机构
CN106227019B (zh) * 2016-09-29 2018-08-17 福州小神龙表业技术研发有限公司 一种计时跑秒钟表机芯及其工作方法
CN110611168B (zh) * 2019-09-21 2020-11-20 深圳市锦凌电子有限公司 一种5g通信的多天线校准装置
CN112305894B (zh) * 2020-10-28 2022-04-26 深圳市格雅表业有限公司 一种机械钟表机芯中的陀飞轮
CH718424B1 (fr) * 2021-03-11 2023-10-31 Richemont Int Sa Pièce d'horlogerie avec un dispositif d'affichage comportant au moins un mobile d'ornement.
EP4266132A1 (fr) * 2022-04-22 2023-10-25 Blancpain SA Organe reglant de type tourbillon ou carrousel tridimensionnel muni d'un roulement a billes peripherique

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WO2004077171A2 (fr) * 2003-02-27 2004-09-10 Thomas Prescher Appareil d'horlogerie
CN1667527A (zh) * 2004-03-09 2005-09-14 弗兰克·米勒·瓦差兰股份有限公司 钟表，尤其是手表的三轴陶比伦旋转机构
CN101446799A (zh) * 2009-01-09 2009-06-03 天津海鸥表业集团有限公司 一种带有既自转又公转的陀飞轮机械手表
HU227321B1 (en) * 2008-03-06 2011-03-28 Aron Becsei Tri-axial tourbillon for a timepiece, in particular a wrist watch
CN102809919A (zh) * 2011-05-30 2012-12-05 天津海鸥表业集团有限公司 一种机械手表的双轴陀飞轮机构
WO2013004782A1 (fr) * 2011-07-07 2013-01-10 Gfpi S.A. Piece d'horlogerie
CN103412471A (zh) * 2013-08-13 2013-11-27 天津海鸥表业集团有限公司 一种机械手表的三轴陀飞轮机构
CN203444249U (zh) * 2013-08-13 2014-02-19 天津海鸥表业集团有限公司 机械手表的三轴陀飞轮机构

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CH693047A5 (fr) * 2001-07-12 2003-01-31 Franck Muller Watchland S A Pièce d'horlogerie mécanique.
CH693832A5 (de) 2002-08-30 2004-02-27 Guebelin Ag Tourbillon.
WO2005071498A1 (fr) * 2004-01-26 2005-08-04 Gübelin AG Tourbillon
CN101846961B (zh) * 2009-03-26 2012-01-04 天津海鸥表业集团有限公司 一种带有两个陀飞轮的机械手表

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004077171A2 (fr) * 2003-02-27 2004-09-10 Thomas Prescher Appareil d'horlogerie
CN1667527A (zh) * 2004-03-09 2005-09-14 弗兰克·米勒·瓦差兰股份有限公司 钟表，尤其是手表的三轴陶比伦旋转机构
HU227321B1 (en) * 2008-03-06 2011-03-28 Aron Becsei Tri-axial tourbillon for a timepiece, in particular a wrist watch
CN101446799A (zh) * 2009-01-09 2009-06-03 天津海鸥表业集团有限公司 一种带有既自转又公转的陀飞轮机械手表
CN102809919A (zh) * 2011-05-30 2012-12-05 天津海鸥表业集团有限公司 一种机械手表的双轴陀飞轮机构
WO2013004782A1 (fr) * 2011-07-07 2013-01-10 Gfpi S.A. Piece d'horlogerie
CN103412471A (zh) * 2013-08-13 2013-11-27 天津海鸥表业集团有限公司 一种机械手表的三轴陀飞轮机构
CN203444249U (zh) * 2013-08-13 2014-02-19 天津海鸥表业集团有限公司 机械手表的三轴陀飞轮机构

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH713738A1 (fr) * 2017-04-28 2018-10-31 Mft Romain Gauthier Sa Mouvement de montre à tourbillon à roue fixe inclinée.
WO2018198068A1 (fr) 2017-04-28 2018-11-01 Manufacture Romain Gauthier SA Mouvement de montre à tourbillon à un seul axe
DE112018002238T5 (de) 2017-04-28 2020-01-09 Manufacture Romain Gauthier SA Uhrwerk mit einachsigem Tourbillon
CN108581506A (zh) * 2018-06-12 2018-09-28 如皋市力星滚子科技有限公司 大滚子连线系统

Also Published As

Publication number Publication date
CN103412471B (zh) 2016-06-29
CN103412471A (zh) 2013-11-27
DE112014000171B4 (de) 2020-06-18
CH709098B1 (de) 2018-06-15
DE112014000171T5 (de) 2015-04-16

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