CN100587627C - Mechanical wristwatch escapement mechanism - Google Patents
Mechanical wristwatch escapement mechanism Download PDFInfo
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- CN100587627C CN100587627C CN200710057795A CN200710057795A CN100587627C CN 100587627 C CN100587627 C CN 100587627C CN 200710057795 A CN200710057795 A CN 200710057795A CN 200710057795 A CN200710057795 A CN 200710057795A CN 100587627 C CN100587627 C CN 100587627C
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- escapement
- lever
- fork
- escapement lever
- escape wheel
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Abstract
The invention discloses an escapement mechanism of a mechanical watch, which comprises a double disc, a roller jewel, an escapement lever and an escapement wheel, wherein, the roller jewel is fixed onthe double disc and is pressed with a pendulum shaft and a balance wheel as a whole body; the escapement lever comprises an escapement lever body, a lever body, a lever washer and a lever position nail; two arm of the escapement lever body are in a shape of 'L', a lever head of which is fixedly provided with the lever position nail; the lever position nail is fixed on the lever head of the leverbody; the left lever body and the right lever body of the lever body are fixedly provided with an inlet lever and an outlet lever; the escapement wheel and an escapement gear shaft are riveted as a whole body; the escapement lever body, the lever body, the lever washer, and the lever shaft of a lamination escapement lever are directionally pressed as a whole body with a coaxial rotation by the lever position nail. The escapement mechanism of the mechanical watch has the beneficial effects that: the dual positioning of centering and directioning is used for accurately positioning the escapementlever body and the lever body ; the lever washer can effectively prevent the mutual interference of the lever body and the escapement body; the escapement lever with superposition setting reduces plane space occupied by the escapement mechanism, thus being more convenient for the plane arrangement and meeting design requirements on varying specifications.
Description
Technical field
The present invention relates to a kind of escapement of mechanical watch, particularly relate to the escapement lever in a kind of mechanical watch escapement.
Background technology
Escapement is the energy that driving system provides to be passed to balance and hair spring system termly keep this system and vibrate unattenuatedly in mechanical watch; Next is that the vibration number of balance and hair spring system is passed to the purpose that indicating device reaches the metering time.Therefore, escapement directly influences the timekeeping performance of mechanical watch.
Fig. 1 is the planar structure synoptic diagram of existing escapement, and Fig. 2 is the axial arrangement synoptic diagram of existing escapement.
As depicted in figs. 1 and 2, include in the escapement two disk 1, impulse pallet 2, escapement lever 3, safety fingers 4, advance watts 5, go out watts 6, escape wheel 7, banking pin 8a and 8b, escapement lever fork shaft 11, balance staff 12 and escapement gear shaft 13.Be one composition balance and hair spring system with them with balance staff 12 and escapement and the pressing of hairspring (not shown) again after described impulse pallet 2 is fixed on two disks 1; Described safety finger 4 is fixed on the jaw of escapement lever 3, described advance watts 5 with go out on one's body the fork that watt 6 one the first from left right sides are fixed on escapement lever 3; Described escape wheel 7 is an one with escapement gear shaft 13 riveteds; Described banking pin 8a and banking pin 8b one the first from left right side are fixed on (not shown) on the clamping plate.Described pair of disk 1, escapement lever 3 are set up point-blank with escape wheel 7 rotation center of (not shown) on clamping plate.
Fig. 1 a～Fig. 1 h is the course of work synoptic diagram of existing escapement half period: as shown in Figure 1a, this moment, the crown of a tooth of escape wheel 7 was pressed in on watts 5 the locking face, and by the effect of traction escapement lever 3 was leaned against on the banking pin 8a., under the effect of hairspring (not shown) moment, move to the equilibrium position with counter clockwise direction by the escapement (not shown), because two disks 1 and impulse pallet 2 are therefore also can moving with the escapement counter clockwise direction of one with the escapement (not shown) by left amplitude position.Shown in Fig. 1 b, this moment, impulse pallet 2 bumped with the right wall of the fork pockets of escapement lever 3, and escapement lever 3 is actionless before this, makes escapement lever 3 obtain certain kinetic energy because impulse pallet 2 with escapement lever 3 collision has taken place.In addition because the crown of a tooth of escape wheel 7 is pressed in on watts 5 the locking face, when impulse pallet 2 bumps with the right wall of the fork pockets of escapement lever 3 this tooth of escape wheel 7 with advance watts 5 and also can bump.After collision finished, impulse pallet 2 slided and the crown of escape wheel 7 and relative slip of locking face of advancing watts 5 relatively along the right wall of the fork pockets of escapement lever 3, and advanced watts 5 and mention gradually.At this moment advance watts 5 and will rise gradually up to its preceding rib with till escape wheel 7 crowns contact, the stage of Here it is the escapement (not shown) discharges escape wheel 7 promptly discharges the stage.Fig. 1 c is for discharging the position of finishing back escape wheel 7 and escapement lever 3.Discharge to finish back escape wheel 7 and watts 5 give the balance and hair spring system makeup energy by advancing of escapement lever 3, this stage is called escapement and transmits the momentum stage and promptly pass towards the stage.The crown that at first is escape wheel 7 slides (seeing Fig. 1 d) along the impulse face that advances watts 5, and this process is to contact with the preceding rib that advances watts 5 from the crown of escape wheel 7 to begin to the crown of escape wheel 7 to be called watt biography usually towards the stage with till the back rib that advances watts 5 contacts.Be that into watts 5 back rib slides (seeing Fig. 1 e) relatively along the tooth impulse face of escape wheel 7 then, be called tooth usually and pass towards the stage.Pass when to be escape wheel 7 tooth tails at last with the back rib that advances watts 5 contact towards the stage and finish (seeing Fig. 1 f).Whole biography is to finish by the fork pockets left side wall promotion impulse pallet 2 of escapement lever 3 towards the stage.After biography finished towards the stage, the escapement (not shown) had obtained certain energy and amplitude position free movement to the right counterclockwise, and escape wheel 7 broke away to be rotated further then up to its crown of another tooth with escapement lever 3 and ran on watts 6 the locking face (seeing Fig. 1 g) this moment.Because forcing escapement lever 3 to rotate, the effect of the drag torque of escape wheel 7 till escapement lever 3 is met banking pin 8b, (sees Fig. 1 h).More than be the course of work of existing escapement half period, the direction of other half period is opposite but principle of work is identical, repeats no more.There is following shortcoming in the escapement of this mechanical watch, owing to two disks 1, escapement lever 3 are set up point-blank with escape wheel 7 rotation center of (not shown) on clamping plate, so this set takies bigger plane space.It is big or do not have under the situation of specific (special) requirements more suitable, and less or just be difficult to meet design requirement at the existing escapement in limited space in the wrist-watch size in the mechanical watch size.A kind of escapement lever that is applicable in the escapement that the top flywheel uses is disclosed in Chinese patent 200520119832.1, this escapement lever divides upper and lower two-layerly be connected with the fork shaft wringing fit according to the difference of top flywheel structure with respective angles, but there is following shortcoming in this stack-design: during lamination only by the centralized positioning connection behind the lamination escapement lever safety finger can be affected with relative position between pitching watt and can not reach designing requirement; Be to prevent to pitch the interference of body and fork body, the fork body to be longer than fork shaft to the edge of pitching body so that the plane space that takies is relatively large.
Summary of the invention
Technical matters to be solved by this invention is, overcomes the deficiencies in the prior art, and the escapement lever of a kind of applicable common escapement and top flywheel escapement is provided, and adopts dual positioning instant centering with directed, and volume is small and exquisite, reduces to take the escapement of plane space.
The technical solution adopted in the present invention is: a kind of escapement of mechanical watch comprises: two disks, impulse pallet, escapement lever and escape wheel; It is one with balance staff and the pressing of escapement hairspring afterwards that described impulse pallet is fixed on two disks, described escapement lever comprises escapement lever body, fork watt body, on the jaw of described escapement lever body, be fixed with safety finger, fork about described fork watt body is fixed with on one's body into watt and goes out watt, and described escape wheel and escapement gear shaft riveted are one; Described escapement lever also comprises fork pad and vent nail, described vent nail is fixed on the jaw of fork watt body, two arms of described escapement lever body are " L " type, and it is one and coaxial rotation that described escapement lever body, fork watt body, fork pad and lamination escapement lever fork shaft are followed closely directed pressing by vent; The angle that the line of the axis of rotation of the axis of rotation of described pair of disk, the axis of rotation of described escapement lever and escape wheel forms is the 80-100 degree.
Two arm angles of described escapement lever body are the 80-100 degree.
The thickness of described fork pad is 0.2-0.5mm.
The invention has the beneficial effects as follows: make escapement lever body and fork watt body accurately to locate by adopting dual positioning instant centering and orientation, the fork pad can effectively prevent to pitch the mutual interference of watt body and fork body, the escapement lever that stack is provided with has reduced the plane space that escapement takies, more be suitable for floor plan, can satisfy the designing requirement of plurality of specifications.
Description of drawings
Fig. 1 is the planar structure synoptic diagram of existing escapement;
Fig. 1 a～Fig. 1 h is the course of work synoptic diagram of existing escapement half period;
Fig. 2 is the axial arrangement synoptic diagram of existing escapement;
Fig. 3 is the planar structure synoptic diagram of escapement of the present invention;
Fig. 3 a～Fig. 3 h is the course of work synoptic diagram of escapement half period of the present invention;
Fig. 4 is the axial arrangement synoptic diagram of escapement of the present invention;
Fig. 5 is the schematic perspective view of escapement lever of the present invention;
Fig. 6 is the perspective exploded view of escapement lever of the present invention;
Fig. 7 is that escapement of the present invention is arranged on the synoptic diagram in the wrist-watch.
Among the figure:
1: two disks 2: impulse pallet 3: escapement lever 3a: escapement lever body
3b: fork watt body 4: safety finger 5: advance watts 6: go out watt
7: escape wheel 8a: banking pin 8b: banking pin 9: the fork pad
10: vent nail 11,11 ': escapement lever fork shaft 12: balance staff
13: escapement gear shaft
Embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail:
As shown in Figure 3 and Figure 4, escapement of the present invention comprises: two disks 1, impulse pallet 2, escapement lever body 3a, fork watt body 3b, safety finger 4, advance watts 5, go out watts 6, escape wheel 7, banking pin 8, fork pad 9, vent nail 10, lamination escapement lever fork shaft 11 ', balance staff 12, escapement gear shaft 13.Described impulse pallet 2 is fixed on two disks 1, and then is one composition balance and hair spring system with them with balance staff 12 and escapement and the pressing of hairspring (not shown); As shown in Figure 5 and Figure 6, described safety finger 4 is fixed on the jaw of escapement lever body 3a, two arms of described escapement lever body 3a are " L " type, two arm angles can be between the 80-100 degree, preferably near 90 degree, this angle can be according to two disks 1, escapement lever 3 is decided with the angle of the line formation of escape wheel 7 rotation center that (not shown) is provided with on clamping plate, described advance watts 5 with go out on one's body the fork that watt 6 one the first from left are fixed on fork watt body 3b rightly, described vent nail 10 is fixed on the jaw of fork watt body 3b, to escapement lever body 3a and fork watt body 3b orientation, described escapement lever body 3a, fork watt body 3b, it is one and coaxial rotation that fork pad 9 and lamination escapement lever fork shaft 11 ' are followed closely 10 directed pressings by vent, the thickness of fork pad 9 can carry out choose reasonable in the 0.2-0.5mm scope, mainly be to regulate escapement lever body 3a and the shaft orientation relation of pitching watt body 3b by the fork pad 9 that adopts different-thickness, avoid causing being fixed on safety finger 4 on the escapement lever body 3a jaw and the interference of fork watt body 3b, thereby the volume realization of dwindling escapement lever integral body reduces the purpose that escapement takies plane space owing to shorten the fixing length of safety finger 4 place escapement lever body 3a yokes; Described escape wheel 7 is an one with escapement gear shaft 13 riveteds; Described banking pin 8a and banking pin 8b one the first from left right side are fixed on (not shown) on the clamping plate.
The line of two disks 1 of escapement of the present invention, escapement lever 3 and escape wheel 7 rotation center of (not shown) setting on clamping plate does not form the angle of a 80-100 degree point-blank, this angle can be done correspondingly to adjust according to the needs of structure, and is best when angle approaches 90 degree right angles usually.
Fig. 3 a～Fig. 3 h is the course of work synoptic diagram of escapement half period of the present invention:
Shown in Fig. 3 a, the crown of a tooth of escape wheel 7 is pressed in on watts 5 the locking face, and the effect by traction, and a fork watt body 3b is leaned against on the banking pin 8a.By the escapement (not shown) under the effect of hairspring (not shown) moment, move to the equilibrium position with counter clockwise direction by left amplitude position, because two disks 1 and impulse pallet 2 are one with the escapement (not shown), therefore also can be with escapement motion counterclockwise.Shown in Fig. 3 b, impulse pallet 2 bumps with the right wall of the fork pockets of escapement lever body 3a, and escapement lever body 3a is actionless before this, makes escapement lever body 3a obtain certain kinetic energy because impulse pallet 2 with escapement lever body 3a collision has taken place.In addition because the crown of a tooth of escape wheel 7 is pressed in on watts 5 the locking face, when impulse pallet 2 bumps with the right wall of the fork pockets of escapement lever body 3a, this tooth of escape wheel 7 with advance watts 5 and also can bump.After collision finished, impulse pallet 2 slided and the crown of escape wheel 7 and relative slip of locking face of advancing watts 5 relatively along the right wall of the fork pockets of escapement lever body 3a, and advanced watts 5 and mention gradually.Advancing watts 5 this moment will rise gradually, and with till escape wheel 7 crowns contact, the stage of Here it is escapement (not shown) release escape wheel 7 promptly discharges the stage up to its preceding rib.Fig. 3 c is for discharging the position of finishing back escape wheel 7 and fork watt body 3b.After discharge finishing, escape wheel 7 watts 5 is given the balance and hair spring system makeup energy by advancing on the fork watt body 3b, and this stage is called escapement and transmits the momentum stage and promptly pass towards the stage.Shown in Fig. 3 d, at first be that the crown of escape wheel 7 slides along the impulse face that advances watts 5; This process is to contact with the preceding rib that advances watts 5 from the crown of escape wheel 7 to begin to the crown of escape wheel 7 with till the back rib that advances watts 5 contacts, and this stage is called watt biography usually towards the stage.Shown in Fig. 3 e, advance watts 5 back rib and slide relatively along the tooth impulse face of escape wheel 7, be called tooth usually and pass towards the stage.Shown in Fig. 3 f, pass when to be escape wheel 7 tooth tails at last with the back rib that advances watts 5 contact towards the stage and finish.Whole biography is to finish by the fork pockets left side wall promotion impulse pallet 2 of escapement lever body 3a towards the stage.After biography finished towards the stage, the escapement (not shown) has obtained certain energy and amplitude position free movement to the right counterclockwise, shown in Fig. 1 g, the advancing of tooth and fork watt body 3b of escape wheel 7 watts 5 broke away to be rotated further then up to its crown of another tooth and ran on watts 6 the locking face this moment.Shown in Fig. 1 h, because the effect of the drag torque of escape wheel 7 forces fork watt body 3b to rotate till a fork watt body 3b meets banking pin 8b.
It more than is the course of work of escapement half period of the present invention.Escapement of the present invention and existing escapement are different aspect being provided with on escapement lever and plane, but the relation of their each positions when work is consistent basically, be that escapement of the present invention not only can the same effect that is implemented in the mechanical watch with existing escapement, but also the plane space that has reduced to take satisfies the designing requirement of different size wrist-watch, and it can be applied in the less wrist-watch that maybe needs to be set in the limited space of size.
Fig. 7 is arranged on synoptic diagram in the wrist-watch for escapement of the present invention, and as can be seen from the figure escapement only takies limited space.Both be applicable to the general wristwatch of dead axle, and also be applicable to have the wrist-watch that revolving escapement is the top flywheel.
Claims (3)
1. the escapement of a mechanical watch comprises: two disks (1), impulse pallet (2), escapement lever (3) and escape wheel (7); It is one with balance staff (12) and the pressing of escapement hairspring that described impulse pallet (2) is fixed on the last back of two disks (1), described escapement lever (3) comprises escapement lever body (3a), fork watt body (3b), on the jaw of described escapement lever body (3a), be fixed with safety finger (4), fork about described fork watt body (3b) is fixed with into watt (5) on one's body and goes out watt (6), and described escape wheel (7) is an one with escapement gear shaft (13) riveted; It is characterized in that: described escapement lever also comprises fork pad (9) and vent nail (10), described vent nail (10) is fixed on the jaw of fork watt body (3b), two arms of described escapement lever body (3a) are " L " type, and described escapement lever body (3a), fork watt body (3b), fork pad (9) and lamination escapement lever fork shaft (11 ') are one and coaxial rotation by (10) the directed pressing of vent nail; The angle that the line of the axis of rotation of the axis of rotation of the axis of rotation of described pair of disk (1), described escapement lever (3) and escape wheel (7) forms is the 80-100 degree.
2. the escapement of a kind of mechanical watch according to claim 1, it is characterized in that: two arm angles of described escapement lever body (3a) are the 80-100 degree.
3. the escapement of a kind of mechanical watch according to claim 1, it is characterized in that: the thickness of described fork pad (9) is 0.2-0.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710057795A CN100587627C (en) | 2007-07-02 | 2007-07-02 | Mechanical wristwatch escapement mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710057795A CN100587627C (en) | 2007-07-02 | 2007-07-02 | Mechanical wristwatch escapement mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101339402A CN101339402A (en) | 2009-01-07 |
| CN100587627C true CN100587627C (en) | 2010-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200710057795A Active CN100587627C (en) | 2007-07-02 | 2007-07-02 | Mechanical wristwatch escapement mechanism |
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| CN (1) | CN100587627C (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104062892B (en) * | 2013-03-20 | 2016-08-31 | 天津海鸥表业集团有限公司 | A kind of continuous material device of escape wheel of watch sheet |
| EP2863273B1 (en) * | 2013-10-16 | 2016-01-13 | Montres Breguet SA | Escapement mechanism for watch movement |
| JP6618306B2 (en) * | 2015-09-16 | 2019-12-11 | セイコーインスツル株式会社 | Ankle, governor escapement, tourbillon, movement and watch |
| CH712973B1 (en) * | 2016-09-23 | 2023-12-29 | Bucherer Ag | Tourbillon and watch with tourbillon. |
| CN106707718B (en) * | 2017-03-01 | 2019-01-29 | 谭泽华 | Clock and watch split axle impacts release catch |
| JP6901876B2 (en) * | 2017-03-13 | 2021-07-14 | セイコーインスツル株式会社 | Escapement, watch movements and watches |
| CN107061122A (en) * | 2017-05-05 | 2017-08-18 | 武汉理工大学 | A kind of marine float self-generating device based on stem-winder principle |
| JP7428556B2 (en) * | 2020-03-16 | 2024-02-06 | セイコーウオッチ株式会社 | Watch parts, movements and watches |
| EP3901707B1 (en) * | 2020-04-23 | 2024-02-28 | ETA SA Manufacture Horlogère Suisse | Escapement mechanism for a timepiece |
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| Publication number | Publication date |
|---|---|
| CN101339402A (en) | 2009-01-07 |
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Application publication date: 20090107 Assignee: TIANJIN SEA-GULL WATCH TECHNOLOGY CO., LTD. Assignor: Tianjin Mew Watch Industry Group Co., Ltd. Contract record no.: 2013120000053 Denomination of invention: Mechanical wristwatch escapement mechanism Granted publication date: 20100203 License type: Common License Record date: 20130927 |
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