WO2015120767A1 - Mécanisme d'entraînement ayant un tourbillon incliné vers une plaque de face - Google Patents

Mécanisme d'entraînement ayant un tourbillon incliné vers une plaque de face Download PDF

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Publication number
WO2015120767A1
WO2015120767A1 PCT/CN2015/071284 CN2015071284W WO2015120767A1 WO 2015120767 A1 WO2015120767 A1 WO 2015120767A1 CN 2015071284 W CN2015071284 W CN 2015071284W WO 2015120767 A1 WO2015120767 A1 WO 2015120767A1
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WO
WIPO (PCT)
Prior art keywords
wheel
wheeled
tourbillon
piece
splint
Prior art date
Application number
PCT/CN2015/071284
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English (en)
Chinese (zh)
Inventor
张芳
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 CH00881/16A priority Critical patent/CH710825B1/de
Publication of WO2015120767A1 publication Critical patent/WO2015120767A1/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
    • G04B33/00—Calibers
    • G04B33/08—Calibers in which the gear train is arranged in different planes, e.g. parallel or inclined to each other
    • 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 mechanical watch with a tourbillon, and more particularly to a transmission mechanism in which the tourbillon is inclined to the dial surface.
  • a mechanical watch with a tilting tourbillon has appeared on the market, that is, the axis of rotation of the tourbillon bracket is inclined to the dial surface.
  • the tourbillon watch is characterized in that the movement is changed from a linear transmission to a transmission with a certain angle in a certain part of the transmission chain of the original moving wheel to the balance wheel, and the bevel gear is usually used for the angle conversion.
  • the advantage of the tilt-type tourbillon watch is that regardless of whether the watch is in a horizontal or vertical plane, the balance wheel is at an angle of less than 90° to the horizontal plane, which makes the friction loss of the plane and the facade close to each other, reducing the sensitivity of the movement to the position. Sex, which further enhances the accuracy of the watch's travel time.
  • a mechanical watch with an inclined tourbillon is disclosed in WO Patent Publication No. 03/017009 A2 and the patent WO Patent Publication No. 2005/043257 A1.
  • the tourbillon has two rotary axes of AB, and the intersection is at an angle, and the motive force passes.
  • a pair of bevel gears namely the second wheel and the second pinion, transmit power to the tourbillon mechanism, so that the tourbillon can rotate around the B axis and revolve around the A axis, while moving at multiple angles under the driving of the two rotating shafts.
  • the trajectory rotation the structure can theoretically more effectively offset the isochronous error caused by the gravity of the earth.
  • the disadvantage is that the axis of the balance wheel forms a conical envelope, which requires a very large volume. Due to the characteristics of the bevel gear itself, the requirement of the bevel gear for the bevel gear is very high, which will affect the stability of the movement of the movement. .
  • EP Patent Publication No. 1564608A2 discloses a tilting tourbillon having a structure similar to that of WO 03/017009 A2, in which a pair of bevel gears are arranged on the second wheel and the escapement pinion, in addition to the disadvantage of occupying a large space, the movement Sensitivity to bevel gear manufacturing design errors will be higher.
  • a tilting pendulum core is disclosed in CN Patent Publication No. 101606108A and WO Patent Publication No. 2012/062659 A1. Since the axial dimension of the balance wheel is small, it can be changed to be meshed at any point on the main transmission chain. Achieved, the problem is that although the tilting wheel can improve the deviation of the different positions of the movement, the offset of the earth's gravity is still lacking on the same plane, and the chute and the inclined hole on the large plate are processed and inspected. The difficulty is relatively large, the position of the transmission hole and the concentricity of the splint are not easy to guarantee, and it is easy to adversely affect the stability of the transmission system.
  • the problem to be solved by the present invention is to overcome the shortcomings of the prior art and provide a transmission mechanism in which the structure of the tourbillon is inclined to the dial surface.
  • the technical solution adopted by the present invention is: a transmission mechanism in which the tourbillon is inclined to the dial surface, comprising: a strip box disposed between the upper clamping plate and the lower clamping plate; the lower clamping plate is provided with two wheel parts and fixed with a small clamping plate a small groove formed on the small plate, a middle plate is fixedly mounted on the inclined groove, a three-wheel member, a four-wheel member, a five-wheel member, a second pinion and a second wheel plate mounted on the middle plate; the barrel
  • the transmission chain to the second gear is a five-stage transmission, and the two-wheel component and the three-wheel component include a pair of matched bevel gears, and the bevel gears are disposed in the second stage of the main transmission, and are transmitted in parallel by the barrels.
  • the center gear which in turn drives the hour and minute wheels, displays the time.
  • the three-wheeled splint is mounted with a three-wheeled component and a four-wheeled component with a top-pointed gemstone, and the second-wheeled plate carries a five-wheel component and a second pinion, and the tourbillon assembly is integrated with the second pinion.
  • the two-wheel component comprises a small two-wheeled piece, a two-toothed shaft and a two-wheeled piece which are press-fitted together, the two-wheeled piece is engaged with the barrel;
  • the three-wheeled part comprises a three-wheeled piece and a three-toothed shaft which are pressed together
  • the three-toothed shaft and the small two-wheeled piece are a pair of bevel gears that mesh with each other to change the direction of the transmission chain;
  • the four-wheel component includes a four-toothed shaft that is press-fitted into one body And the four-wheeled piece, the three-wheeled piece and the four-toothed shaft are engaged;
  • the five-wheeled component comprises a five-wheeled piece and a five-toothed shaft which are pressed together, the four-wheeled piece meshes with the five-toothed shaft; the five-wheeled piece meshes with the second toothed
  • the barrel is engaged with the center wheel; the center wheel is concentrically frictionally fitted with a minute wheel, and the cross wheel member comprises a cross-wheel piece and a spanning shaft which are press-fitted together, the minute wheel meshes with the cross-wheel piece, and spans the toothed shaft
  • the wheel is engaged; the upper end of the minute wheel is mounted with a minute hand, and the upper end of the hour wheel is fitted with a needle.
  • the hole is formed on the inclined groove with two holes perpendicular to the inclined groove, and the hole is provided with a bit nail tube.
  • a hole corresponding to a hole in the bevel groove of the small plate and a transmission straight hole are formed on the middle plate; the gemstone is mounted on the middle plate with a three-toothed shaft, a four-toothed shaft, a five-toothed shaft and a second-toothed shaft .
  • the three-wheeled splint cooperates with two bit nail tubes on the middle splint, and is fixed on the middle splint by screws.
  • the three-wheel splint carries the gemstones on the three-toothed shaft and the four-toothed shaft.
  • the second wheel piece is fixed to the middle plate by screws, and the second wheel piece carries the gemstone of the five-toothed shaft and the second-toothed shaft.
  • the invention has the beneficial effects that: since the bevel gear is disposed in the second stage with a lower rate on the main transmission chain, the influence of the bevel gear on the stability of the movement of the movement is effectively reduced, and the sensitivity of the processing and assembly of the bevel gear is also reduced.
  • Only the small splint has a bevel groove and a beveled hole, the parts are relatively small for easy processing and inspection; in addition, all the transmission holes in the mechanism are straight holes, and the conventional processing and inspection methods ensure the position and verticality of the transmission hole.
  • the manufacture is good, the assembly is convenient, and the tourbillon mechanism which effectively guarantees the movement to obtain better travel time precision.
  • FIG. 1 is a plan view showing a transmission mechanism of a tourbillon tilted to a dial surface according to the present invention
  • FIG. 2 is an axial schematic view of a transmission mechanism of the tourbillon tilted to the dial surface
  • Figure 3 is a perspective view of the transmission mechanism of the tourbillon tilted to the dial surface.
  • Three-wheel splint 6 Bar box 7: Two-wheel part 8: Three-wheel part
  • Tourbillon assembly 14 center wheel 15: minute wheel 16: hour wheel
  • the bevel gear is characterized by low manufacturing precision and large vibration during operation, so the circumferential speed should not be too high. Since the watch mechanism is a precision instrument, the processing precision of the bevel gear and the transmission efficiency of the tooth shape have a great influence on the stability of the movement of the movement, and improper design will have a great influence on the travel time accuracy of the movement.
  • the transmission mechanism of the tourbillon of the present invention inclined to the dial surface includes a barrel 6 disposed between the upper plate 1 and the lower plate 2; the lower plate 2 is provided with a two-wheel member 7 and a small splint 3; the small splint 3 is formed with a bevel groove, the inclined surface has two holes C1 and C2 perpendicular thereto, and each of the C1 and C2 is provided with a stud tube, and the middle splint 4 is fixedly mounted on the inclined groove
  • the middle splint 4 is formed with a hole and a transmission straight hole which cooperate with the holes C1 and C2 on the inclined groove of the small plate; the middle plate 4 is fixed to the small plate 3 by screws; the middle plate 4 carries three wheel parts 8.
  • the two-wheel member 7 includes a small two-wheeled piece 7c, a two-toothed shaft 7a and a second wheeled piece 7b which are integrally pressed together, and the two-wheeled piece 7b is meshed with the barrel 6 to drive the two-toothed shaft 7a to rotate, thereby driving small
  • the two-wheeled piece 7c rotates clockwise
  • the three-wheeled part 8 includes a three-wheeled piece 8b and a three-toothed shaft 8a that are press-fitted together, and the three-toothed shaft 8a and the small two-wheeled piece 7c are a pair of bevel gears that mesh with each other and change In the direction of the transmission chain, the two-toothed shaft 7a drives the three-toothed shaft 8a to rotate, thereby driving the three-wheeled piece 8b to rotate;
  • the four-wheeled component 9 includes a four-toothed shaft 9a and a four-wheele
  • the pinion 9a is engaged to drive the four-wheeled piece 9b to rotate;
  • the five-wheeled component 10 includes a five-wheeled piece 10b and a five-toothed shaft 10a which are press-fitted integrally, and the four-wheeled piece 9b is engaged with the five-toothed shaft 10a to drive the five-wheeled piece 10b to rotate;
  • the five-wheel piece 10b meshes with the second pinion shaft 11 to drive the tourbillon assembly 13 to rotate; the second pinion shaft 11 and the tourbillon assembly 13 are press-fitted integrally, and the middle clamp plate 4 is specifically mounted with a three-toothed shaft 8a, a four-toothed shaft 9a, and five teeth.
  • the three-wheel splint 5 cooperates with the two bit nail tubes on the middle splint 4, and is fixed to the middle splint 4 by screws,
  • the wheel splint 5 carries the three-toothed shaft 8a and the jewel of the shaft on the four-toothed shaft 9a;
  • the second-wheel piece 12 is fixed to the intermediate plate 4 by screws, and the second-wheel plate 12 carries the five-toothed shaft 10a and the second-toothed shaft 11 a sharp jewel;
  • the barrel 6 is engaged with the center wheel 14;
  • the minute wheel 15 is concentrically frictionally integrated with the center wheel 14 and rotates clockwise;
  • the yoke member 17 includes a nip roller 17b and an interdigitated tooth
  • the shaft 17a is engaged with the pulley piece 17b, and meshes with the hour wheel 16 across the pinion 17a;
  • the minute hand 18 is attached to the upper end portion of the minute wheel 15, and the needle 19 is
  • the three-wheel component 8, the four-wheel component 9, the five-wheel component 10 and the tourbillon assembly 13 are all fixed by the three-wheel splint 5, the second wheel plate 12 and the middle splint 4 via corresponding bit pins and screws.
  • the small plate 3 is further formed with a module which can be integrally mounted to the lower plate to engage the small second wheel 7c with the three-toothed shaft 8a.
  • the two-wheel member 7, the three-wheel member 8, the four-wheel member 9, the five-wheel member 10, and the second-toothed shaft 11 are continuously rotated about their own axes, thereby
  • the tourbillon assembly 13 is rotated clockwise about the axis AA at a speed of one revolution per minute, and the axis AA has an angle of less than 90° with the movement dial surface.
  • the transmission ratio of the second pinion shaft 11 to the center wheel 14 is 60:1.
  • the center wheel 14 rotates clockwise at a speed of one revolution per hour, and the center wheel 14 drives the minute wheel 15 by friction fit.
  • the speed of one hour of the hour rotates clockwise and drives the minute hand 18 to indicate the time. Since the transmission ratio of the minute wheel 15 to the hour wheel 16 is 12:1, the hour wheel 16 rotates clockwise at a speed of one revolution every 12 hours and drives the hour hand. 19 indicates time.
  • the difference between the present invention and the prior art is that the transmission chain of the barrel to the second gear is increased from the conventional three-stage transmission to the fifth-stage transmission, and the bevel gear is disposed in the second stage of the main transmission; the central gear is transmitted in parallel from the barrel.
  • the hour and minute wheels are displayed to display the time; the middle splint and the small splint are arranged to make part of the transmission form an integral module.
  • the advantage of this structure is: First, the barrel-to-second gear is a speed-increasing motion. According to the characteristics of the bevel gear itself, it is placed on the second stage of the main transmission at a lower rate, and the bevel gear is reduced as much as possible.
  • the scope of protection of the present invention is not limited to the above specific example manner. According to the basic technical idea of the present invention, it is also possible to have substantially the same structural transmission to adjust the layout of the structure.
  • the bevel gear or the bevel gear is disposed at any step on the main transmission, and other expressions can be used, and the object of the present invention can still be achieved.
  • the implementation of the present invention can adopt multiple forms of the gyro.
  • the flywheel, adding a differential structure can still achieve the object of the present invention; finally, the shape, position and number of changes of the splint of the present invention can still achieve the object of the present invention, as long as the person skilled in the art does not need to be creative. Labor, the embodiments that can be conceived, are all within the scope of protection of the present invention.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Gears, Cams (AREA)
  • Gear Transmission (AREA)

Abstract

L'invention concerne un mécanisme d'entraînement ayant un tourbillon incliné vers une plaque de face, le mécanisme d'entraînement comportant un cylindre (6) disposé entre une plaque de serrage supérieure (1) et une plaque de serrage inférieure (2); la plaque de serrage inférieure (2) est installée de façon à avoir un élément à deux roues (7) et une petite plaque de serrage (3) fixée; la petite plaque de serrage (3) est formée de façon à avoir une rainure biseautée; la rainure biseautée présente une plaque de serrage centrale (4) fixée; la plaque de serrage centrale (4) est installée de façon à avoir un système de roue d'entraînement, un second arbre de transmission (11) et un second élément de roue (12); une chaîne d'entraînement s'étendant du cylindre (6) au second arbre de transmission (11) est un entraînement de niveau cinq; l'élément à deux roues (7) et un élément à trois roues (8) comportent une paire d'engrenages coniques d'ajustement; les engrenages coniques sont réglés au deuxième niveau de l'entraînement principal, et sont disposés de manière parallèle au cylindre (6) pour une transmission par un engrenage central, de façon à entraîner la roue des heures (16) et la roue des minutes (15) pour afficher le temps. Les engrenages coniques sont réglés au deuxième niveau de la chaîne d'entraînement principale ayant une vitesse plus lente, ce qui permet ainsi de réduire efficacement l'impact des engrenages coniques sur la stabilité d'entraînement du mouvement d'horloge, et de réduire la sensibilité de l'usinage et de l'assemblage de l'engrenage conique; les trous d'entraînement dans le mécanisme sont tous des trous droits, ce qui permet ainsi d'assurer le positionnement et la perpendicularité des trous d'entraînement, d'avoir une bonne aptitude à la fabrication, d'être facile à assembler et d'assurer efficacement une meilleure précision du mouvement d'horloge.
PCT/CN2015/071284 2014-02-14 2015-01-22 Mécanisme d'entraînement ayant un tourbillon incliné vers une plaque de face WO2015120767A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CH00881/16A CH710825B1 (de) 2014-02-14 2015-01-22 Uhrwerk mit einem Übertragungsmechanismus mit schräg zur Zifferblattoberfläche gelegenem Tourbillon.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410051474.9A CN104849996B (zh) 2014-02-14 2014-02-14 一种陀飞轮倾斜于表盘面的传动机构
CN201410051474.9 2014-02-14

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WO2015120767A1 true WO2015120767A1 (fr) 2015-08-20

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3226081A1 (fr) * 2016-04-01 2017-10-04 Richemont International S.A. Mouvement d'horlogerie
CH713738A1 (fr) * 2017-04-28 2018-10-31 Mft Romain Gauthier Sa Mouvement de montre à tourbillon à roue fixe inclinée.
CN109739074A (zh) * 2019-01-31 2019-05-10 福建德丰智能装备有限公司 一种石英钟机芯双料道左右式秒轴组装机
CN113671814A (zh) * 2021-08-04 2021-11-19 杭州手表有限公司 带有环形条盒轮结构的手表
CN116256962A (zh) * 2021-12-10 2023-06-13 布朗潘有限公司 包括设有用于可变地调节倾斜度的装置的机构的钟表机芯

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101606108A (zh) * 2007-02-08 2009-12-16 康普利计时股份有限公司 手表机芯
EP2407832A1 (fr) * 2010-07-16 2012-01-18 Richemont International S.A. Mouvement de pièce d'horologerie
WO2012062659A1 (fr) * 2010-11-09 2012-05-18 Complitime Sa Pièce d'horlogerie
WO2013004782A1 (fr) * 2011-07-07 2013-01-10 Gfpi S.A. Piece d'horlogerie
WO2013104982A1 (fr) * 2012-01-13 2013-07-18 Manufacture Roger Dubuis Sa Mouvement d'horlogerie a balanciers inclines
CN203759431U (zh) * 2014-02-14 2014-08-06 天津海鸥表业集团有限公司 陀飞轮倾斜于表盘面的传动机构

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101606108A (zh) * 2007-02-08 2009-12-16 康普利计时股份有限公司 手表机芯
EP2407832A1 (fr) * 2010-07-16 2012-01-18 Richemont International S.A. Mouvement de pièce d'horologerie
WO2012062659A1 (fr) * 2010-11-09 2012-05-18 Complitime Sa Pièce d'horlogerie
WO2013004782A1 (fr) * 2011-07-07 2013-01-10 Gfpi S.A. Piece d'horlogerie
WO2013104982A1 (fr) * 2012-01-13 2013-07-18 Manufacture Roger Dubuis Sa Mouvement d'horlogerie a balanciers inclines
CN203759431U (zh) * 2014-02-14 2014-08-06 天津海鸥表业集团有限公司 陀飞轮倾斜于表盘面的传动机构

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3226081A1 (fr) * 2016-04-01 2017-10-04 Richemont International S.A. Mouvement d'horlogerie
CH712314A1 (fr) * 2016-04-01 2017-10-13 Richemont Int Sa Mouvement d'horlogerie.
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
CN109739074A (zh) * 2019-01-31 2019-05-10 福建德丰智能装备有限公司 一种石英钟机芯双料道左右式秒轴组装机
CN109739074B (zh) * 2019-01-31 2024-06-04 福建德丰智能装备有限公司 一种石英钟机芯双料道左右式秒轴组装机
CN113671814A (zh) * 2021-08-04 2021-11-19 杭州手表有限公司 带有环形条盒轮结构的手表
CN113671814B (zh) * 2021-08-04 2022-09-13 杭州手表有限公司 带有环形条盒轮结构的手表
CN116256962A (zh) * 2021-12-10 2023-06-13 布朗潘有限公司 包括设有用于可变地调节倾斜度的装置的机构的钟表机芯

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CH710825B1 (de) 2021-04-30
CN104849996A (zh) 2015-08-19
CN104849996B (zh) 2017-03-15

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