CN102914959B - Time-display instant switching mechanism - Google Patents
Time-display instant switching mechanism Download PDFInfo
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- CN102914959B CN102914959B CN201210386666.6A CN201210386666A CN102914959B CN 102914959 B CN102914959 B CN 102914959B CN 201210386666 A CN201210386666 A CN 201210386666A CN 102914959 B CN102914959 B CN 102914959B
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Abstract
The invention relates to a time-display instant switching mechanism which comprises a unit escapement fork, a second wheel, a unit case, a unit escapement wheel, a unit hair spring and a unit gear. The unit case, the unit escapement wheel, the unit hair spring and the unit gear are coaxially arranged, the unit case and the unit escapement wheel are coaxially connected, a gap is reserved between a revolving shaft of the unit gear and a revolving shaft of the unit case, one end of the unit hair spring is connected with the unit escapement wheel, the other end of the unit hair spring is connected with the unit gear, the unit escapement fork is arranged beside the unit escapement wheel, and the second wheel is meshed with a second wheel tooth on a watch and with the unit gear, and is arranged on a poking nail capable of contacting the unit escapement fork during the rotation. Since the hair spring is used for storing energy and combined with an escapement mechanism to achieve instant switching of time display, energy transferred to a balance wheel by a gear driving system is guaranteed against reduction, and travel time precision of a mechanical timekeeper is increased. The time-display instant switching mechanism is small in energy consumption, convenient to achieve and high in reliability, and satisfies the requirement of mass production.
Description
Technical field
The present invention relates to the time showing mechanism on a kind of clock and watch, relate in particular to a kind of time showing moment mapping device.
Background technology
Tradition mechanical clock is with being fixed on pointer on the gear of continuous rotation (as hour hands, minute hand and second hand) next instruction time, also there is afterwards coming instruction time with the figure case slowly rotating the mechanism of (as calendar), certain numeral forwards the shown time that is in display window to, but this digital indication mechanism, to realize slowly conversion by slowly creeping in a period of time, the numeral that will show, can first in display window, expose top, then expose lentamente more and morely, finally expose whole numeral, expose lentamente fewer and fewerily again, finally only expose digital bottom.During the number of minutes in needing displaying time, only have 60 seconds due to one minute, be difficult to realize the slow conversion of the number of minutes within ten seconds or tens of seconds, even if can realize, the display mode of this number of minutes also can be brought uncomfortable on sense organ to people, therefore indicate clearly not, if show hourage and the number of minutes with figure case, preferably realize moment conversion.
Tradition mechanical clock can only convert calendar and Zhou Li moment.First with backstay and jumper spring, date rings is positioned, reliable and stable in order to count one by one the day showing in dial plate display window at every turn, its detent force is sizable.Secondly, in the rotation process of gear train assembly, utilize cam etc. spring to be carried out to compress energy storage, then abrupt release, impact date rings, make it moment rapid movement, and immediately it is located for the second time, to avoid the moment of calendar demonstration to have more than twice or twice conversion.Obviously, impact force must be greater than detent force, but can not be excessive.During production in enormous quantities, Yao Shi mechanism is reliable, has certain difficulty.In the rotation process of gear train assembly for moment conversion calendar and go through in week and will carry out larger accumulation of energy, cause the energy that passes to escapement to have more minimizing, affect very much the timekeeping performance of mechanical clock, also therefore, mapping device cannot be realized the moment conversion of hourage and the number of minutes at all this moment.
Summary of the invention
The moment mapping device that the present invention mainly solves in original clock and watch will carry out larger accumulation of energy in conversion process middle gear kinematic train, causes the energy that passes to escapement to have more minimizing, affects very much the technical matters of the timekeeping performance of mechanical clock; A kind of time showing moment mapping device is provided, and the moment conversion that it utilizes hairspring accumulation of energy and realizes time showing in conjunction with escapement, guarantees that the energy that gear train assembly passes to escapement can not reduce, thereby improves the timekeeping performance of mechanical clock.
The moment mapping device power consumption that the present invention solves in original clock and watch is simultaneously larger, the technical matters of reliability deficiency; A kind of time showing moment mapping device that consumes energy little, reliability is high is provided, meets the needs of producing in enormous quantities.
The present invention solves again the moment conversion that moment mapping device in original clock and watch is only applicable to calendar and Zhou Li, cannot realize the technical matters of the moment conversion of hourage and the number of minutes at all; A kind of time showing moment mapping device is provided, and the moment conversion that it can realize hourage and the number of minutes, also can be used for the moment conversion of calendar and Zhou Li.
Above-mentioned technical matters of the present invention is mainly solved by following technical proposals: the present invention includes a position escapement lever, second third wheel, and the coaxial position letter disk arranging, individual position escape wheel, individual position hairspring and a position gear, individual position letter disk and a position escape wheel coaxially connect, gapped between the rotating shaft of the rotating shaft of individual position gear and individual position letter disk, one end of individual position hairspring is connected with a position escape wheel, the other end of individual position hairspring is connected with a position gear, a described position escapement lever is located at a side for position escape wheel, described second third wheel not only with wrist-watch on axle tooth engagement second but also with a described position gear engagement, second third wheel be provided with in second third wheel rotary course can and group following closely of contact of a position escapement lever.Individual position letter disk and a position escape wheel coaxial linkage, individual position gear can freely rotate separately, and by individual position hairspring, individual position gear and a position escape wheel are realized flexibly jointed chain.When clock and watch assemble, individual position hairspring is rolled tightly an angle in advance, to remain, individual position escape wheel is had to a moment.Individual position escapement lever and a position escape wheel match, and realize escapement structure.Second wheel drives second axle tooth to rotate, the moving second third wheel of second wheel axle cingulum rotates, rotation along with third wheel second, dial nail and can often still touch regularly a position escapement lever, dial and follow closely while stirring individual position escapement lever, discharge a position escape wheel, individual position escape wheel is owing to being subject to a rotating torque that position hairspring transmits, therefore rapidly rotate, individual position hairspring is unfolded rapidly, until individual position escape wheel is blocked again by a position escapement lever, individual position letter disk and a position escape wheel coaxial linkage, therefore also moment turns over an angle to a position letter disk, make the numeral on a position letter disk in minute display window on clock and watch surface, complete moment conversion.Second, third wheel was rotated further, and individual position gear also rotates continuously, and therefore a hairspring is rolled tightly again gradually, so circulation.In the present invention, individual position hairspring rolls tightly and the angle of unfolding equates all the time, so just utilizes hairspring accumulation of energy to realize the moment conversion of time showing, thereby guarantees that the energy that gear train assembly passes to escapement can not reduce, the timekeeping performance of raising mechanical clock.Because the moment of individual position hairspring is very little, during work, the angle of hairspring distortion is also very little concerning having the hairspring of a lot of circles, so power consumption of the present invention is minimum.
As preferably, a described position letter disk is positioned at upper strata, and described a position gear and a second third wheel are positioned at lower floor, and a described position escape wheel and a position escapement lever are positioned at middle layer, and a described position hairspring is between individual position escape wheel and individual position gear.Rationally distributed, compact conformation, reliability is high.
As preferably, a described position escapement lever is the block that a front end is provided with prong, and block is connected in rotating shaft, block is provided with front fork watt and back vent watt towards a side of individual position escape wheel, the front fork watt front end near block, the back vent watt rear end near block, the described nail of dialling is positioned at prong.Rotation along with third wheel second, dialling the position of nail in prong is also changing, when dialling the tactile upper left side of stirring a position escapement lever prong of nail joint, individual position escapement lever clockwise rotates, its front fork watt discharges a position escape wheel, and the escape wheel rotation of individual position drives a position letter disk rotation, until individual position escape wheel is lived by a back vent eaves tile for position escapement lever, realize time showing transition.Second, third wheel was rotated further, individual position gear also rotates continuously, therefore a position hairspring is rolled tightly again gradually, until dial nail, stirs a lower right for position escapement lever prong, and individual position escapement lever rotates counterclockwise, back vent watt discharges a position escape wheel, the escape wheel rotation of individual position, drives a position letter disk rotation, until individual position escape wheel is lived by a front fork eaves tile for position escapement lever, again realize time showing transition, so circulation.That is to say, front fork watt release once, time showing transition once, back vent watt release once, time showing again transition once, so the present invention utilizes structure cleverly in the finite space, makes realizing of time showing transition convenient.
As preferably, described prong is U-shaped, and the block side between described front fork watt and back vent watt is provided with two grooves that are curved surface depression, and two grooves are respectively near front fork watt and back vent watt, between two grooves by arcwall face smooth transition.When front fork watt does not block individual position escape wheel with back vent watt-minute, groove be used for holding on a position escape wheel by stopper part, it is more smooth and easy when the groove of curved surface depression is convenient to discharge individual position escape wheel, while blocking individual position escape wheel, can reduce again the collision dynamics between a position escape wheel and individual position escapement lever, raising reliability.
As preferably, a described position escape wheel is provided with and protrudes from a Z escapement tooth of position escape wheel periphery, and Z escapement tooth distributes along a position escape wheel even circumferential, has a registration for individual the letter disk circumference uniform distribution in N edge, Z=N/2 on a described position letter disk.Individual position escapement lever stops a position escape wheel to rotate by blocking escapement tooth.As being printed on 0～90 numeral on the letter disk of individual position, the escapement tooth on a position escape wheel has five, every escapement tooth all will be pinned by front fork watt and discharge once, pinned and discharge once again by back vent watt, therefore, five escapement teeth and forward and backward fork watt cooperating just can be realized the moment conversion of unit numbers 0～9 in minute demonstration number.For another example ten letter disks, due to 1 hour be 60 minutes, so minute show that in number, tens should be 0～5 six numeral, on ten letter disks, be printed on 0～5 six numeral, correspondingly, the escapement tooth on ten escape wheels just should have 3, by that analogy.
As preferably, described a kind of time showing moment mapping device comprises motion work setting wheel and is subject to the shaft-driven transmission wheel of handle, transmission wheel and motion work setting wheel engagement, near a described position gear, be provided with the first chute and the second chute, the central shaft of motion work setting wheel is inserted in the first chute, and the central shaft of described second third wheel is inserted in the second chute.Motion work setting wheel is by its central shaft mobile self present position that changes in the first chute, and second third wheel is by its central shaft mobile self present position that changes in the second chute.Clock and watch are normally walked constantly, second third wheel and second axle tooth engagement, motion work setting wheel and a position gear drop out of gear.When needs are adjusted time showing by manual speed dial, manual operation arbor, and promotion motion work setting wheel makes itself and a position gear engagement, this second of time third wheel and axle tooth drop out of gear second.Manual rotation arbor, rotate transmission wheel, drive motion work setting wheel to rotate, motion work setting wheel drives a position gear to rotate, the gear driven third wheel second rotation of individual position, the nail of dialling on second third wheel is constantly stirred a position escapement lever, makes it constantly discharge a position escape wheel, while discharging position escape wheel, be subject to a position hairspring moment loading, individual position escape wheel quick rotation, a drive position letter disk rotation, realizes the manual speed dial adjustment of unit numbers in minute demonstration number.
The invention has the beneficial effects as follows: utilize hairspring accumulation of energy and in conjunction with escapement, realize the moment conversion of time showing, guarantee that the energy that gear train assembly passes to escapement can not reduce, thereby improve the timekeeping performance of mechanical clock.Because the moment of individual position hairspring is very little, during work, the angle of hairspring distortion is also very little concerning having the hairspring of a lot of circles, so the present invention consumes energy minimumly, and it is convenient to realize, and reliability is high, meets the needs of producing in enormous quantities.The present invention is applied widely, has both been applicable to hour digital display in clock and watch and has shown the moment conversion showing with the number of minutes, also can be used for going through in calendar and week the moment conversion of demonstration.
Accompanying drawing explanation
Fig. 1 is a kind of plan structure schematic diagram of the present invention.
Fig. 2 is a kind of axial drive mechanism schematic diagram of the present invention.
Fig. 3 is a kind of plan structure schematic diagram of a position escapement lever in the present invention.
Fig. 4 is that the present invention removes a kind of plan structure schematic diagram after a position letter disk when normally walking under state.
Fig. 5 is that the present invention removes a kind of plan structure schematic diagram after a position letter disk under speed dial state.
1. position escapement levers in figure, 2. second third wheel, 3. a position letter disk, 4. a position escape wheel, 5. a position hairspring, 6. a position gear, 7. second axle tooth, 8. motion work setting wheel, 9. arbor, 10. transmission wheel, 11. prongs, 12. blocks, 13. rotating shafts, 14. front forks watt, 15. back vents watt, 16. grooves, 21. groups of nails, 22. second chutes, 41. escapement teeth, 81. first chutes.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment: a kind of time showing moment mapping device of the present embodiment, as shown in Figure 1 and Figure 2, comprise a position escapement lever 1, second third wheel 2, and the coaxial position letter disk 3 arranging, individual position escape wheel 4, individual position hairspring 5 and individual position gear 6, individual position letter disk 3 is positioned at upper strata, individual position gear 6 and a second third wheel 2 are positioned at lower floor, and individual position escape wheel 4 and a position escapement lever 1 are positioned at middle layer, and individual position hairspring 5 is between individual position escape wheel 4 and individual position gear 6.Individual position letter disk 3 and a position escape wheel 4 coaxially connect, gapped between the rotating shaft of the rotating shaft of individual position gear 6 and individual position letter disk 3, a position gear 6 can freely rotate separately, the inner of individual position hairspring 5 is fixed on a position escape wheel 4, the outer end of individual position hairspring 5 is fixed on a position gear 6, by individual position hairspring 5, individual position gear 6 and a position escape wheel 4 and individual position letter disk 3 are realized flexibly jointed chain.When clock and watch assemble, individual position hairspring is rolled tightly an angle in advance, to remain, individual position escape wheel is had to a clockwise moment.On the letter disk 3 of individual position, be printed on N along a registration for position letter disk 3 circumference uniform distributions, in the present embodiment, N=10, registration is followed successively by 0～9, be linked to be ring-type, on the escape wheel 4 of individual position, have Z and protrude from an escapement tooth 41 for position escape wheel 4 peripheries, Z escapement tooth 41 distributes along an even circumferential for position escape wheel 4, and Z escapement tooth 41 is the helical teeth that is slightly skewed, in the present embodiment, Z=5, meets Z=N/2, and the number of teeth of escapement tooth is half of registration number on the letter disk of position.Second third wheel 2 not only with clock and watch on axle tooth 7 engagements second but also and a position gear 6 engagement, on second third wheel 2, have one protrude from second third wheel end face dial nail 21.Individual position escapement lever 1 is positioned at the side of a position escape wheel 4 and second third wheel 2, as shown in Figure 3, individual position escapement lever 1 is the block 12 that a front end has the prong 11 that is U-shaped, dial nail 21 and be positioned at prong 11, block 12 middle parts are movably connected in rotating shaft 13, block 12 has watts of 14 and one back vents of a front fork watts 15 towards a side of individual position escape wheel 4, front fork watt 14 front ends near block 12, back vent watt 15 rear ends near block 12, there are two grooves 16 that are curved surface depression block 12 sides between front fork watts 14 and back vent watts 15, two grooves 16 are respectively near front fork watts 14 and back vent watts 15, between two grooves, pass through arc convex smooth transition.The present embodiment also comprises a time quick pulling mechanism, as shown in Figure 4, the transmission wheel 10 that quick pulling mechanism comprises motion work setting wheel 8 and driven by arbor 9, motion work setting wheel 8 is positioned at gear 6 side, position, near the gear 6 of individual position, there are first chute 81 and the second chute 22, the first chute 81 is positioned at a right side for position gear 6, the second chute 22 is positioned at a left side for position gear 6, the first chute 81 and the second chute 22 are kidney-shaped elongated slot, the central shaft of motion work setting wheel 8 is inserted in the first chute 81, second, the central shaft of third wheel 2 was inserted in the second chute 22, transmission wheel 10 and motion work setting wheel 8 engagements.
The course of work: along with the rotation of second wheel, second axle tooth by second third wheel drive a position gear to clockwise rotate, because individual position escapement lever has been prevented the rotation of individual position escape wheel, individual position hairspring is along with the rotation of individual position gear is rolled tightly in the direction of the clock gradually.The moving second third wheel of second wheel axle cingulum clockwise rotating turns around for counterclockwise 2 minutes, rotation along with third wheel second, dial nail and can often still touch regularly a position escapement lever in prong, when dialling the tactile upper left side of stirring a position escapement lever prong of nail joint, individual position escapement lever clockwise rotates, its front fork watt discharges a position escape wheel, individual position escape wheel is owing to being subject to the moment that clockwise rotates of a position hairspring transmission, therefore rapidly rotate clockwise, individual position hairspring is unfolded rapidly, until individual position escape wheel is lived by a back vent eaves tile for position escapement lever, individual position letter disk and a position escape wheel coaxial linkage, therefore also moment turns over an angle to a position letter disk, make the numeral on a position letter disk in minute display window on clock and watch surface, complete moment conversion.Second, third wheel was rotated further, individual position gear also rotates continuously, therefore a position hairspring is rolled tightly again gradually, until dial nail, stir a lower right for position escapement lever prong, individual position escapement lever rotates counterclockwise, back vent watt discharges a position escape wheel, individual position escape wheel is subject to the moment that clockwise rotates of a position hairspring transmission, therefore rapidly rotate clockwise, individual position hairspring is unfolded rapidly again, until individual position escape wheel is lived by the front fork eaves tile of individual position escapement lever again, the numeral on the letter disk of individual position again completes moment conversion in minute display window on clock and watch surface.By that analogy, every escapement tooth all will and discharge once by front fork watt pinning, pinned and discharge once again by back vent watt, and therefore, five escapement teeth and forward and backward fork watt cooperating just can be realized the moment conversion of unit numbers 0～9 in minute demonstration number.Individual position hairspring rolls tightly and the angle of unfolding equates all the time, and the moment of so just utilizing hairspring accumulation of energy to realize time showing converts.Because the moment of individual position hairspring is very little, during work, the angle of hairspring distortion is also very little concerning having the hairspring of a lot of circles, so power consumption of the present invention is minimum.
When the manual rapid adjustment time showing of needs, manual operation arbor, and promoting motion work setting wheel makes it along the first chute, shift to a position gear, as shown in Figure 5, now motion work setting wheel and a position gear engagement, transmission wheel clockwise rotates as driving wheel, drive motion work setting wheel rotates counterclockwise, drive a position gear to clockwise rotate, the position gear now clockwise rotating is for being equivalent to driving wheel for third wheel second, promote a second third wheel and move apart a second axle tooth along the second chute, make second third wheel and axle tooth drop out of gear second with fixed rotating speed.Manual rotation arbor, clockwise rotate transmission wheel, drive motion work setting wheel rotates counterclockwise, drive a position gear to clockwise rotate, drive a second third wheel rotation, the nail of dialling on second third wheel is constantly stirred a position escapement lever, realizes the continuous moment conversion that minute shows unit numbers 0～9 in number, realizes the manual speed dial adjustment that minute shows unit numbers in number.
Said structure of the present invention is described, in order to say clearly structure, the individual position letter disk of take has been done structure explanation as example, it is emphasized that, structure of the present invention and principle of work are equally applicable in mechanical clock other display units that needs moment conversion, as the moment conversion of ten letter disks in the number of minutes display unit, the position letter disk in hourage display unit, the moment conversion of ten letter disks, go through in week and the moment of calendar converts.
Claims (7)
1. a time showing moment mapping device, it is characterized in that comprising a position escapement lever (1), second third wheel (2), and the coaxial position letter disk (3) arranging, individual position escape wheel (4), individual position hairspring (5) and a position gear (6), individual position letter disk (3) and a position escape wheel (4) coaxially connect, gapped between the rotating shaft of the rotating shaft of individual position gear (6) and a position letter disk (3), one end of individual position hairspring (5) is connected with a position escape wheel (4), the other end of individual position hairspring (5) is connected with a position gear (6), a described position escapement lever (1) is located at a side for position escape wheel (4), described third wheel second (2) not only with clock and watch on axle tooth second (7) engagement but also with a described position gear (6) engagement, third wheel second (2) is provided with dialling of can contacting with a position escapement lever (1) in third wheel second (2) rotary course and follows closely (21).
2. a kind of time showing moment mapping device according to claim 1, it is characterized in that a described position letter disk (3) is positioned at upper strata, described a position gear (6) and a second third wheel (2) are positioned at lower floor, described a position escape wheel (4) and a position escapement lever (1) are positioned at middle layer, and a described position hairspring (5) is positioned between a position escape wheel (4) and a position gear (6).
3. a kind of time showing moment mapping device according to claim 1 and 2, it is characterized in that a described position escapement lever (1) is the block (12) that a front end is provided with prong (11), block (12) is connected in rotating shaft (13), block (12) is provided with front fork watt (14) and back vent watt (15) towards a side of individual position escape wheel (4), front fork watt (14) is near the front end of block (12), back vent watt (15) is near the rear end of block (12), and the described nail (21) of dialling is positioned at prong (11).
4. a kind of time showing moment mapping device according to claim 3, it is characterized in that described prong (11) is U-shaped, block (12) side between described front fork watt (14) and back vent watt (15) is provided with two grooves (16) that are curved surface depression, two grooves (16), respectively near front fork watt (14) and back vent watt (15), pass through arc convex smooth transition between two grooves.
5. a kind of time showing moment mapping device according to claim 1 and 2, it is characterized in that a described position escape wheel (4) is provided with a Z escapement tooth (41) that protrudes from individual position escape wheel (4) periphery, Z escapement tooth (41) distributes along an even circumferential for position escape wheel (4), on a described position letter disk (3), there is N along a registration for position letter disk (3) circumference uniform distribution, Z=N/2.
6. a kind of time showing moment mapping device according to claim 3, it is characterized in that a described position escape wheel (4) is provided with a Z escapement tooth (41) that protrudes from individual position escape wheel (4) periphery, Z escapement tooth (41) distributes along an even circumferential for position escape wheel (4), on a described position letter disk (3), there is N along a registration for position letter disk (3) circumference uniform distribution, Z=N/2.
7. a kind of time showing moment mapping device according to claim 1 and 2, the transmission wheel (10) that it is characterized in that comprising motion work setting wheel (8) and driven by arbor (9), transmission wheel (10) and motion work setting wheel (8) engagement, near a described position gear (6), be provided with the first chute (81) and the second chute (22), the central shaft of motion work setting wheel (8) is inserted in the first chute (81), and the central shaft of described third wheel second (2) is inserted in the second chute (22).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210386666.6A CN102914959B (en) | 2012-10-12 | 2012-10-12 | Time-display instant switching mechanism |
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| CN201210386666.6A CN102914959B (en) | 2012-10-12 | 2012-10-12 | Time-display instant switching mechanism |
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| CN102914959A CN102914959A (en) | 2013-02-06 |
| CN102914959B true CN102914959B (en) | 2014-04-02 |
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| CN201210386666.6A Active CN102914959B (en) | 2012-10-12 | 2012-10-12 | Time-display instant switching mechanism |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106597831B (en) * | 2015-10-15 | 2017-12-22 | 天津海鸥表业集团有限公司 | Instantaneous-jump type digital time display mechanism |
| EP3667434B1 (en) * | 2018-12-10 | 2021-08-04 | Montres Breguet S.A. | Large date mechanism and timepiece comprising such a mechanism |
| CN114879471B (en) * | 2022-06-02 | 2023-03-28 | 天津海鸥表业集团有限公司 | Quick-dialing mechanism, coaxial display system and watch |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP1406131A1 (en) * | 2002-10-01 | 2004-04-07 | Manufacture Roger Dubuis S.A. | Mechanical device for the display of hours and minutes |
| EP1498788A1 (en) * | 2003-07-14 | 2005-01-19 | Eterna SA | Display device for timepiece |
| DE102009019335B4 (en) * | 2009-04-30 | 2011-01-13 | Lange Uhren Gmbh | Clock |
| FR2947066B1 (en) * | 2009-06-19 | 2011-06-17 | Francois Quentin | WATCH WITH TIME DISPLAY IN DIGITAL FORM AND JUMP CONTROL |
| CN202886851U (en) * | 2012-10-12 | 2013-04-17 | 杭州手表有限公司 | Time display transient mechanism for mechanical watches and clocks |
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