CN201698166U

CN201698166U - Winding and needle-dialing conversion mechanism of watch

Info

Publication number: CN201698166U
Application number: CN2010202069653U
Authority: CN
Inventors: 王晨; 马宁
Original assignee: Tianjin Seagull Watch Group Co Ltd
Current assignee: Tianjin Seagull Watch Group Co Ltd
Priority date: 2010-05-28
Filing date: 2010-05-28
Publication date: 2011-01-05
Anticipated expiration: 2020-05-28

Abstract

The utility model discloses a winding and needle-dialing conversion mechanism of a watch including: an adjusting portion, a lever portion, a converting portion and a supporting portion; the converting portion includes a swinging gear shaft and a swinging gear shaft spring; the supporting portion includes a clamp plate and a cover sheet; the clamp plate and the cover sheet are respectively formed with a track A with the same location and shape; upper and lower ends of the swinging gear shaft are respectively disposed in the track A of the clamp plate and the cover sheet; the swinging gear shaft is always engaged with a handsetting wheel member and does a circular motion by taking the handsetting wheel member as an axle center; the adjusting portion includes a handle shaft, a vertical wheel and the handsetting wheel member; and the lever member is positioned through a lever shaft. The winding and needle-dialing conversion mechanism has the beneficial effects that two functional structures for time adjusting and screwing are simultaneously arranged on the same side of a movement so as to facilitate controlling size and achieve a higher precision; the swinging gear shaft is respectively engaged with and disengaged from different functional structures on the track of the clamp plate in the same plane so as to guarantee a more smooth transmission and a good hand feeling in function adjustment.

Description

Bar is dialled pin throw-over gear on the wrist-watch

Technical field

The utility model relates to a kind of wrist-watch throw-over gear, and particularly relating to a kind of movement is that the time adjustment of word order structure and the non-interfering bar of going up that winds up are dialled pin throw-over gear.

Background technology

At present existing function transformational structure by the arbor pull, be subjected to the integrally-built restriction of movement, can not independently finish the conversion work of dialling pin to last, in other words, they can only be simple deal with and change the engagement brought by rotation direction and move with drop out of gear, comparatively speaking, complex structure, part is many, and difficulty in process.For example, the dialling pin and last beam string structure needs and will dial watch face and the fitting surface that needle construction and last beam string structure place movement respectively of tradition movement, need realize that bar dials the conversion of pin by the clutch of upright wheel and castle wheel, the last string section that is on the one hand fitting surface is with the motion that two cylindrical gears (upright wheel and forwinding wheel) transmit the between centers that intersects vertically, and group pin that is in watch face on the other hand is partly then with the intersect vertically motion of between centers of a cylindrical gear and face gear transmission.For the conical gear more smooth-going with respect to transmission meshes, above-mentioned two kinds of kinds of drive of having simplified are just to technological a kind of compromise, also exist simultaneously drawback, because the transmission irregularity of this type of engagement depends on the depth of engagement fully, increase the depth of engagement and can improve the reliability of work, promptly be difficult for to produce out-of-gear phenomenon, but when the depth of engagement is excessive, may make transmission dumb even block.At present, the depth of engagement determine unfixing formula, only bring a lot of inconvenience often for design and actual production by the inferred value of experience.Owing to be subjected to the restriction of upright size of wheel, the thickness of traditional movement also is difficult to further reduce again.One-way for last string section, need the oppositely automatic drop out of gear of back train, the general dual mode that adopts of tradition movement, the one, rely on and draw catch spring, utilize the upright wheel and the unidirectional end face of castle wheel to mesh, another kind of is exactly to settle the wheel construction with the feature of waving in the train of winding up of supreme ratchet of upright wheel, and there is difficulty in the former at tooth Profile Machining, and oppositely the back feel is not good; The latter, because structural limitations, though oppositely the back feel is pretty good for the flake structure of design on clamping plate, the hole axle abrasion meeting of wheel construction and gear is very big.

At winding up and dialling the pin function and change mutually, US2006/0233054A1 has provided a solution, what US2006/0233054A1 adopted is the rocker structure, promptly can be along mounting teeth wheels on the rocker of dead axle swing at one, the relative rocker of gear set is fixed, because rocker itself can be done the centering swing in movement, then the gear set on the rocker is to rely on to do the centering swing equally with the rocker, in brief, be to be that to drive two groups of dynamic gear trains be that idle wheel 72 and last idle wheel 55 are coaxial is installed as one group for forwinding wheel 69 with a fixed axis gear; Second idle wheel 71 and the 51 coaxial installations of first third wheel, and with the engagement of first idle wheel 70 be second group, finish and wind up and dial the work that the pin function is changed.

There is following shortcoming in US2006/0233054A1: the fixed form of rocker is the screw that screws at the place, axle center by, being aided with two plintlets finishes, though axially is three-point fix, but because the fit system of gear set and rocker one makes the gear set on the rocker and the engagement tolerance of relatively independent funtion part be exaggerated, in addition, on the rocker that can swing, increase the movable wheel construction that waves, also reduced the reliability of function.

This structure is the function of realize winding up gear self return and location, increase has return spring, fixed shelves spring etc., the spring class part that is used for rocker action and location simultaneously all is to assemble from the movement watch face, after partly installing, rocker needs movement is overturn, installation draws stopper to divide and spring class part, has increased the difficulty of processing and assembling.

This structure drives respectively with the centre wheel of a dead axle and becomes winding up and dialling the form of two driving wheels of pin of axle center in a word, complex structure, and part is various, and manufacturability is poor, assembling inconvenience.Each parts of while all are positioned at the setting of movement fitting surface and also are difficult to embody the aesthetic feeling of being brought by mechanical motion.

Summary of the invention

Technical problem to be solved in the utility model is, overcomes the deficiencies in the prior art, provides a kind of wrist-watch time to adjust and the non-interfering bar of going up that winds up is dialled the pin transformational structure.

The technical scheme that the utility model adopted is: bar is dialled pin throw-over gear on a kind of wrist-watch, comprising: regulate partly, draw stopper branch, conversion portion, support section, go up bar idle wheel and motion work setting wheel parts; Described conversion portion comprises and waves tooth axle and wave tooth axle spring that described support section comprises clamping plate and cover plate; The described tooth axle spring that waves is installed on the clamping plate, and acts on and wave the tooth axle; Be formed with a position track A identical with shape respectively on described clamping plate and the cover plate, described two ends up and down of waving the tooth axle place respectively in the track A of clamping plate and cover plate; Described wave the tooth axle all the time with transmission wheel parts engagements, and be that circular motion is made in the axle center with the transmission wheel parts; Described upward bar idle wheel and motion work setting wheel parts are fixed on respectively between clamping plate and the cover plate; Described adjusting portion branch comprises arbor, upright wheel and transmission wheel parts; The center square hole that the square tenon of described arbor passes upright wheel is installed on the clamping plate; Described transmission wheel parts are installed between cover plate and the clamping plate; Described transmission wheel parts and upright wheel engagement; Describedly draw the stopper branch to comprise to draw the stopper part and draw gear shaft; The described stopper part that draws is installed on the clamping plate, by drawing the gear shaft location.

Described upward bar is dialled pin throw-over gear and is also included setting lever jumper; Described setting lever jumper is installed in and waves tooth axle spring top, pushes down and draws the stopper part.

The physical length of described track A is more than or equal to the impulse stroke of waving the tooth axle, and guarantees the described tooth axle that waves with the complete drop out of gear of last bar idle wheel the time, described point circle mutually noninterfere of waving the point circle and the motion work setting wheel parts of tooth axle.

The described stopper part that draws is by drawing retaining, first to draw retaining nail, second to draw the pressing of retaining nail to form, and described first draws the retaining nail to cooperate with the arbor cutting.

The end of described setting lever jumper is formed with first groove and second groove.

The beneficial effects of the utility model are: owing to will adjust the same side that is arranged in movement with the two kinds of different functional structures of winding up simultaneously the time, the wherein main equal single-sided process of clamping plate class part is convenient to controlling dimension, makes precision higher; Assembling is carried out in the same side of movement fully, has avoided also being convenient to adjust simultaneously the end play of part because of the movement upset causes being scattered of part; Because upright wheel meshes with the transmission wheel parts all the time, and transmission wheel all the time with wave tooth axle engagement, only wave the tooth axle and mesh and drop out of gear in same plane with different functional structure respectively on the fan-shaped track of clamping plate, guarantee that transmission is more smooth-going, the feel during regulatory function is better.In addition, all movable members all place homonymy, and action comes into plain view, and makes wrist-watch have more aesthetic feeling.

Description of drawings

Fig. 1 dials pin throw-over gear perspective exploded view partly for the main bar of going up in the timepiece movement;

Fig. 2 is for going up the floor map that bar is dialled pin throw-over gear part in the timepiece movement;

Fig. 3 is for going up the synoptic diagram that bar is dialled the state that winds up in the pin throw-over gear in the timepiece movement;

Fig. 3 a is that timepiece movement is in the state retrograde rotation arbor principle of work synoptic diagram that winds up;

Fig. 4 dials to be in the pin throw-over gear for last bar in the timepiece movement and dials needle-like attitude synoptic diagram;

Fig. 5 dials localized axial expansion synoptic diagram in the pin throw-over gear for going up bar in the timepiece movement;

Fig. 6 is the part enlarged diagram of setting lever jumper;

Fig. 7 goes up bar for this reason and dials pin throw-over gear use synoptic diagram in the movement of two time zones.

Among the figure:

1: draw stopper part 1a: draw retaining 1b: first draws the retaining nail

1c: second draws retaining nail 2: setting lever jumper 2a: first groove

2b: second groove 3: draw gear shaft 4: arbor

4a: arbor cutting 5: upright wheel 6: transmission wheel parts

6a: transmission wheel axle 6b: transmission wheel 7: wave the tooth axle

8: wave tooth axle spring 9: clamping plate 10: go up the bar idle wheel

11: motion work setting wheel parts 12: cover plate A: track

Embodiment

Below by the drawings and specific embodiments the utility model is described in further detail:

As Fig. 1, Fig. 2, shown in Figure 5, bar is dialled pin throw-over gear on the utility model wrist-watch, comprising: regulate partly, draw stopper branch, conversion portion, support section, go up bar idle wheel 10 and motion work setting wheel parts 11.Described adjusting portion branch comprises arbor 4, upright wheel 5 and transmission wheel parts 6; Describedly draw the stopper branch to comprise to draw stopper part 1, setting lever jumper 2 and draw gear shaft 3; Described conversion portion comprises and waves tooth axle 7 and wave tooth axle spring 8; Described support section comprises clamping plate 9 and cover plate 12.The center square hole that the square tenon of described arbor 4 passes upright wheel 5 is installed on the clamping plate 9, cooperating between the 5 center square holes guarantees rotation synchronously by arbor 4 side's tenons with upright the wheel; Described transmission wheel parts 6 can be that transmission wheel axle 6a and transmission wheel 6b pressing are that one is formed, also can include only transmission wheel axle 6a or transmission wheel 6b, be one or include only transmission wheel axle 6a or transmission wheel 6b no matter transmission wheel parts 6 are transmission wheel axle 6a and transmission wheel 6b pressing, all can realize the utility model purpose, transmission wheel parts 6 are installed between cover plate 12 and the clamping plate 9; Selecting transmission wheel axle 6a and transmission wheel 6b pressing in the utility model for use is one, and wherein said transmission wheel axle 6a is in engagement all the time with upright wheel 5; The described stopper part 1 that draws is installed on the clamping plate 9 by drawing retaining 1a, first to draw retaining nail 1b, second to draw retaining nail 1c pressing to form, and by drawing gear shaft 3 location, and first draws retaining nail 1b to cooperate with arbor cutting 4a; The described tooth axle spring 8 that waves is installed on the clamping plate 9, and acts on and wave tooth axle 7, plays the return effect to waving tooth axle 7; Setting lever jumper 2 is installed in and waves tooth axle spring 8 tops, push down and draw stopper part 1, and the end effect of setting lever jumper 2 is drawn retaining nail 1c in second; Described clamping plate 9 have the identical fan-shaped track A of shape respectively with cover plate 12, the two ends up and down of waving tooth axle 7 are positioned over respectively in the fan-shaped track of clamping plate 9 and cover plate 12, the fan-shaped track of clamping plate 9 and cover plate 12 has been fixed the axial location that waves tooth axle 7, also define the movement locus that waves tooth axle 7, draw stopper part 1 to withstand the side of waving tooth axle 7 simultaneously, also determined to wave the planimetric position of tooth axle 7 in track A, played the comprehensive positioning action on the space, the shape of track A can be multiple version, as long as guarantee to wave tooth axle 7 can be finished drop out of gear and engagement in the course of the work smoothly respectively with last bar idle wheel 10 or motion work setting wheel parts 11 under the effect of drawing retaining 1a action, and track A can provide one section enough big nonclient area chien shih wave tooth axle 7 with wherein in cover function train drop out of gear, do not act on another set of function train, i.e. do not disturb mutually during two function operate as normal and conversion; The active length of described track A depends on waves tooth axle 7 impulse stroke when tangent with last bar idle wheel 10 and motion work setting wheel parts 11 reference circles respectively in track A, the physical length that is track A should be more than or equal to the impulse stroke of waving tooth axle 7, and wave tooth axle 7 when in last process, rotating counterclockwise arbor 4 because of the caused displacement of drop out of gear that produces with last idle wheel 10 rubbing actions influence to transmission wheel parts 11, must provide enough big space to make among the track A to wave tooth axle 7 the time, wave the point circle mutually noninterfere of the point circle and the motion work setting wheel parts 11 of tooth axle 7 with last bar idle wheel 10 drop out of gears; The described tooth axle 7 that waves meshes with transmission wheel 6b all the time; Describedly go up bar idle wheel 10 and motion work setting wheel parts 11 are fixed on respectively between clamping plate 9 and the cover plate 12, under different functional statuses, wave tooth axle 7 and mesh with last idle wheel 10 or motion work setting wheel 11 parts respectively.As shown in Figure 6, the end of setting lever jumper 2 has two grooves, is respectively the terminal first groove 2a of setting lever jumper, and the terminal second groove 2b of setting lever jumper makes setting lever jumper 2 herein not only play the effect of fixedly drawing stopper part 1, has also played the effect of fixed shelves.

The utility model is used to wind up and the course of work of dialling the conversion of pin function is illustrated below in conjunction with accompanying drawing:

As shown in Figure 3, Fig. 3 is the movement state that winds up, clockwise rotate arbor 4, upright wheel 5 turns clockwise synchronously, upright wheel 5 drives transmission wheel parts 6 and also does clockwise motion, wave the low order end that tooth axle 7 is in clamping plate 9 fan-shaped track A this moment, mesh with last idle wheel 10, because wave tooth axle 7 all the time with transmission wheel parts 6 engagement, so it is opposite with transmission wheel parts 6 rotation directions to wave tooth axle 7, do rotating counterclockwise, and the last bar idle wheel 10 that drive is engaged with clockwise rotates, because last idle wheel 10 meshes with last ratchet (not shown), then goes up the bar ratchet and rotates counterclockwise, and finishes the work of winding up;

Shown in Fig. 3 a, this moment is for being rotated counterclockwise arbor 4 formed states.Under this state, upright wheel 5 rotates counterclockwise with arbor 4, transmission wheel parts 6 also rotate counterclockwise simultaneously, because last idle wheel 10 can only unidirectionally turn clockwise, therefore, this state is gone up bar idle wheel 10 down and is not rotated, because transmission wheel parts 6 are rotated counterclockwise, then wave tooth axle 7 under the effect of friction force with tooth of last bar idle wheel 10 drop out of gears, and under the effect of waving tooth axle spring 8 again with 10 engagements of last bar idle wheel, along with the rotation of transmission wheel parts, wave tooth axle 7 and constantly repeat the action of a tooth of drop out of gear, in this process, wave the centre that tooth axle 7 reciprocates to clamping plate 9 fan-shaped track A, and do not interfere with motion work setting wheel parts 11.

Outwards spur arbor 4, arbor cutting 4a drives first and draws retaining nail 1b, making and drawing stopper part 1 is that the center of circle is rotated counterclockwise to draw gear shaft 3, draw the end of retaining 1a to promote to wave tooth axle 7 motion to the left in the circular orbit of clamping plate 9, act on second by the terminal first groove 2a of setting lever jumper and draw retaining nail 1c, becoming the terminal second groove 2b of setting lever jumper acts on second and draws retaining nail 1c, draw 1 motion of stopper part to stop, draw this moment the end that keeps off 1a to withstand and wave tooth axle 7, make it all the time near the high order end of the fan-shaped track A on cover plate 12 and the clamping plate 9, guarantee to wave tooth axle 7 and mesh with motion work setting wheel parts 11 all the time.

Be illustrated in figure 4 as movement and dial the needle-like attitude, arbor 4 clockwise rotates, upright wheel 5 clockwise rotates synchronously, driving transmission wheel parts 6 clockwise rotates,

wave tooth axle

7 and 11 engagements of motion work setting wheel parts this moment, and drive motion work setting wheel parts 11 and do and clockwise rotate, motion work setting wheel parts 11 drive the time adjustment member (not shown) that is engaged with, minute wheel is done to clockwise rotate, promptly minute wheel also clockwise rotates when arbor 4 clockwise rotates, and when arbor 4 rotated counterclockwise, above-mentioned each drive connection did not become, minute wheel also rotates counterclockwise, and finishes the adjustment work to the time.

The utility model is that a driving wheel promptly waves the tooth axle, and documents is the i.e. two groups of fixed shaft gear trains of a plurality of driving wheels, and a plurality of driving wheels certainly will will increase back stop, make complex process, have strengthened the difficulty of part processing and assembling.

It is worthy of note; protection domain of the present utility model is not limited to above-mentioned instantiation mode; those skilled in the art is by reading this instructions; conceive according to basic fundamental; as long as the layout of structure is simply adjusted; as change the shape or the active length of track; draw the retaining stroke; the function that can be converted comprises calendar, Zhou Li, monthly calendar respectively; 24 o'clock and two time zones etc.; as long as the impulse stroke of the active length that guarantees track when waving the tooth axle respectively with two motionless trains engagements, and must exist enough nonclient area chien shihs wave the tooth axle with any one group of train engagement, can realize that bar is dialled the pin exchange function on the utility model; in a word; as long as those of ordinary skills need not through creative work, the embodiment that can associate all belongs to protection domain of the present utility model.

Claims

1. bar is dialled pin throw-over gear on the wrist-watch, comprising: regulate part, draw the stopper branch, conversion portion, support section, go up bar idle wheel (10) and motion work setting wheel parts (11); It is characterized in that: described conversion portion comprises and waves tooth axle (7) and wave tooth axle spring (8) that described support section comprises clamping plate (9) and cover plate (12); The described tooth axle spring (8) that waves is installed on the clamping plate (9), and acts on and wave tooth axle (7); Be formed with a position track A identical with shape respectively on described clamping plate (9) and the cover plate (12), described two ends up and down of waving tooth axle (7) place respectively in the track A of clamping plate (9) and cover plate (12); Described wave tooth axle (7) all the time with transmission wheel parts (6) engagements, and be that circular motion is made in the axle center with transmission wheel parts (6); Described upward bar idle wheel (10) and motion work setting wheel parts (11) are fixed on respectively between clamping plate (9) and the cover plate (12); Described adjusting portion branch comprises arbor (4), upright wheel (5) and transmission wheel parts (6); The center square hole that the square tenon of described arbor (4) passes upright wheel (5) is installed on the clamping plate (9); Described transmission wheel parts (6) are installed between cover plate (12) and the clamping plate (9); Described transmission wheel parts (6) and upright wheel (5) engagement; Describedly draw the stopper branch to comprise to draw stopper part (1) and draw gear shaft (3); The described stopper part (1) that draws is installed on the clamping plate (9), by drawing gear shaft (3) location.

2. bar is dialled pin throw-over gear on the wrist-watch according to claim 1, it is characterized in that: described upward bar is dialled pin throw-over gear and is also included setting lever jumper (2); Described setting lever jumper (2) is installed in and waves tooth axle spring (8) top, pushes down and draws stopper part (1).

3. bar is dialled pin throw-over gear on the wrist-watch according to claim 1 and 2, it is characterized in that: the physical length of described track A is more than or equal to the impulse stroke of waving tooth axle (7), and guarantee described wave tooth axle (7) with last bar idle wheel (10) fully during drop out of gear, described point circle mutually noninterfere of waving the point circle and the motion work setting wheel parts (11) of tooth axle (7).

4. bar is dialled pin throw-over gear on the wrist-watch according to claim 1, it is characterized in that: the described stopper part (1) that draws is by drawing retaining (1a), first to draw retaining nail (1b), second to draw (1c) pressing of retaining nail to form, and described first draws retaining nail (1b) to cooperate with arbor cutting (4a).

5. bar is dialled pin throw-over gear on the wrist-watch according to claim 1, it is characterized in that: the end of described setting lever jumper (2) is formed with first groove (2a) and second groove (2b).