CN103293937B - For stem-winder balance spring mechanism and there is the stem-winder of this mechanism - Google Patents
For stem-winder balance spring mechanism and there is the stem-winder of this mechanism Download PDFInfo
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- CN103293937B CN103293937B CN201310211635.1A CN201310211635A CN103293937B CN 103293937 B CN103293937 B CN 103293937B CN 201310211635 A CN201310211635 A CN 201310211635A CN 103293937 B CN103293937 B CN 103293937B
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- balance
- winder
- stem
- spring mechanism
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Abstract
The invention provides a kind of balance spring mechanism for stem-winder, comprise balance cock, balance staff, escapement, interior stake double-arc spline and hairspring, balance cock is located on the bottom plate of stem-winder; Balance staff is by being configured with a miniature bearing in being located on balance cock rotationally; The first end of balance staff is located at by escapement; Interior stake double-arc spline is the assembly of interior stake and double-arc spline, and it is connected to the second end of balance staff; Hairspring is sheathed on interior stake double-arc spline, and its one end is connected to this interior stake double-arc spline, and the other end is connected to balance cock.By replacing jewel bearing conventional in prior art with miniature bearing, by the miniaturization size of miniature bearing, make in certain installing space, larger-diameter balance staff can be installed, and there is between this balance staff and miniature bearing lower friction factor, thus make can keep out when balance spring mechanism is subject to outside larger acting force to bear, ensure that balance spring mechanism is not easily damaged, eliminate the needs of equipment anti-rattler thus.
Description
Technical field
The present invention relates to stem-winder field, particularly relate to a kind of balance spring mechanism for stem-winder and there is the stem-winder of this mechanism.
Background technology
At present, for general stem-winder, its balance spring mechanism is commonly and adopts jewel bearing and balance staff to configure.But because coordinating between jewel bearing with balance staff exists larger friction factor, larger External Force Acting is subject to once stem-winder, the fit structure of jewel bearing and balance staff is difficult to keep out or bear this acting force, cause between parts and occur departing from, thus also make the inner structure of stem-winder occur off-set phenomenon or damage situations occurs, for this reason, countermeasure conventional is at present configure anti-rattler respectively in the both sides up and down of stem-winder, is absorbed and eliminate the impact of external force on the inner structure of this stem-winder by anti-rattler on the elasticity of external force.Although, this kind can eliminate the impact of external force on stem-winder by the mode of configuration anti-rattler, but, due to the configuration of anti-rattler, make the inner structure of stem-winder become more complicated, be unfavorable for producing and install, run counter to and distribute theory rationally in current advocated, meanwhile, the cost budgeting of enterprise is also increased.
Therefore, be necessary to provide a kind of technological means to address the aforementioned drawbacks.
Summary of the invention
The object of the invention is to the defect overcoming prior art, a kind of balance spring mechanism for stem-winder is provided, to solve the complicated integral structure of balance spring mechanism of the prior art, consumables cost is large and install troublesome problem, meanwhile, also provides the stem-winder with this mechanism.
The present invention is achieved in that a kind of balance spring mechanism for stem-winder, and comprise balance cock, balance staff, escapement, interior stake double-arc spline and hairspring, balance cock is located on the bottom plate of stem-winder; Balance staff is by being configured with a miniature bearing in being located on described balance cock rotationally; The first end of described balance staff is located at by escapement; Interior stake double-arc spline is the assembly of interior stake and double-arc spline, is connected to the second end of described balance staff; Hairspring is sheathed on described interior stake double-arc spline, and its one end is connected to this interior stake double-arc spline, and the other end is connected to described balance cock.
Particularly, the other end of described hairspring is connected to described balance cock by an outer anchor ear, described outer anchor ear be resilient movement be sheathed on described balance cock;
Further, described outer anchor ear comprises one in order to fix the stud of the other end of described hairspring, and this stud is connected to described outer anchor ear by a stud screw.
Particularly, described balance staff offers an axis hole along its center line, and described interior stake double-arc spline is provided with the installation portion with this shaft hole matching, and described interior stake double-arc spline is arranged on the second end of described balance staff with described coordinating of axis hole by its installation portion;
Further, coordinating between described installation portion with described axis hole is interference fit.
Particularly, the below of described escapement is located at by described balance cock;
Further, described balance cock is located on described bottom plate by one first screw.
Preferably, the first end of described balance staff is located at by described escapement by one second screw.
Particularly, be provided with in described escapement the inertia regulating block regulating its moment of inertia.
The invention still further relates to a kind of stem-winder, comprise above-mentioned balance spring mechanism.
Technique effect of the present invention is: by replacing jewel bearing conventional in prior art with miniature bearing, by the miniaturization size of miniature bearing, make in certain installing space, larger-diameter balance staff can be installed, and there is between this larger-diameter balance staff and miniature bearing lower friction factor, therefore its energy consumed is lower, thus make can keep out when balance spring mechanism is subject to outside larger acting force to bear, ensure that the entirety of balance spring mechanism is not easily damaged, and eliminate the needs of equipment anti-rattler thus, both structure was simplified, reduce production cost again.In addition, because interior stake double-arc spline is the assembly of interior stake and double-arc spline, optimize structure further, and be convenient to assembling.
Accompanying drawing explanation
Fig. 1 is the front view of the balance spring mechanism for stem-winder of the present invention;
Fig. 2 is the rear view of the balance spring mechanism for stem-winder of the present invention;
Fig. 3 be Fig. 1 A-A to schematic diagram;
Fig. 4 be Fig. 1 B-B to schematic diagram;
Fig. 5 is the structural representation of the hairspring of the balance spring mechanism for stem-winder of the present invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Refer to shown in Fig. 1 to Fig. 3, the invention provides a kind of balance spring mechanism 10 for stem-winder, comprise balance cock 11, balance staff 12, escapement 13, interior stake double-arc spline 14 and hairspring 15, wherein, balance cock 11 is in order to install balance staff 12, escapement 13, interior stake double-arc spline 14 and hairspring 15, and the configuration of hairspring 15 is mainly and utilizes its elastic deformation to make the motion of escapement 13 become to-and-fro movement.Particularly, balance cock 11 is located on the bottom plate (not indicating in figure) of stem-winder; Balance staff 12 is by being configured with a miniature bearing 16 in being located on balance cock 11 rotationally; The first end 121 of balance staff 12 is located at by escapement 12; Interior stake double-arc spline 14 is the assembly of interior stake and double-arc spline, is specially, and one end of interior stake is fixed on double-arc spline, and this interior stake double-arc spline 14 is connected to the second end 122 of balance staff 12; Hairspring 15 is sheathed on interior stake double-arc spline 14, and its one end 151 is connected to this interior stake double-arc spline 14, is specially, and one end 151 of hairspring 15 is connected in the interior stake of interior stake double-arc spline 14, and the other end 152 of hairspring 15 is connected to balance cock 11.By replacing jewel bearing conventional in prior art with miniature bearing 16, by the miniaturization size of miniature bearing 16, make in certain installing space, larger-diameter balance staff 12 can be installed, and there is between this larger-diameter balance staff 12 and miniature bearing 16 lower friction factor, therefore its energy consumed is lower, thus make can keep out when balance spring mechanism 10 is subject to outside larger acting force to bear, ensure that the entirety of balance spring mechanism 10 is not easily damaged, and eliminate the needs of equipment anti-rattler thus, both structure was simplified, reduce production cost again.In addition, because interior stake double-arc spline 14 is the assembly of interior stake and double-arc spline, optimize structure further, and be convenient to assembling.
Refer to shown in Fig. 4 and Fig. 5, the other end 152 of hairspring 15 is connected to balance cock 11 by an outer anchor ear 18, outer anchor ear 18 is sheathed on balance cock 11 in resilient movement, by the resilient movement of outer anchor ear 18, the polarization of balance spring mechanism 10 can be regulated, ensure that it normally works, in addition, this outer anchor ear 18 is made for adopting elasticity steel.Further, outer anchor ear 18 comprises one in order to the stud 17 of the other end 152 of fixing hairspring 15, and this stud 17 is connected to outer anchor ear 18 by a stud screw 19, and can simply and effectively stud 17 and outer anchor ear 18 be connected by stud screw 19, certainly other securing member can also be selected, as rivet, weldering nail, self-tapping screw etc., but not as limit.
Refer to shown in Fig. 3, balance staff 12 offers an axis hole 123 along its center line, interior stake double-arc spline 14 is provided with the installation portion 141 coordinated with this axis hole 123, interior stake double-arc spline 14 is arranged on the second end 122 of balance staff 12 with coordinating of axis hole 123 by its installation portion 141, wherein, installation portion 141 is utilized to make interior stake double-arc spline 14 be arranged on the second end 122 of balance staff 12 with coordinating of axis hole 123, install simple and convenient, ensure that the tautness between interior stake double-arc spline 14 and balance staff 12, make escapement 13, balance staff 12 and interior stake double-arc spline 14 three realize interlock operation preferably.Further, coordinating between installation portion 141 with axis hole 123 is interference fit, and when installation portion 141 is coordinated with axis hole 123, optionally adopt the principle of expanding with heat and contract with cold, namely first use cooling medium (can liquid nitrogen be selected) to be cooled by installation portion 141, the effect making it produce to expand with heat and contract with cold and minification, then, just this installation portion 141 can be placed in axis hole 123, treat that it returns back to normal temperature state, be convenient to axis hole 123 and closely cooperate.
Particularly, the below of escapement 13 is located at by balance cock 11, thus can the rotation of direct viewing escapement 13, increases the visual effect of stem-winder inside.Further, balance cock 11 is located on bottom plate by one first screw (not indicating in figure), adopts the first screw, is fixed on bottom plate by balance cock 11 simply and effectively.
Preferably, escapement 13 is located at the first end 121 of balance staff 12 by one second screw 20, adopts the second screw, simply and effectively escapement 13 is located at the first end 121 of balance staff 12.
Refer to shown in Fig. 1 and Fig. 2, be provided with in escapement 13 the inertia regulating block 21 regulating its moment of inertia.By being configured with inertia regulating block 21, as long as make user by regulating inertia regulating block 21, so as to changing the moment of inertia of escapement 13, just speed adjustment can be carried out to during the walking of stem-winder.
The present invention also provides a kind of stem-winder, comprises above-mentioned balance spring mechanism 10.
Wherein, the installation process of balance spring mechanism 10 of the present invention is: first, is crossed by balance cock 11 and is located on bottom plate by the first screw, then, the balance staff 12 being configured with miniature bearing 16 is installed on balance cock 11, then, balance cock 11 is arranged with outer anchor ear 18; Again then, hairspring 15 is placed on interior stake double-arc spline 14, and makes one end 151 of hairspring 15 be connected to interior stake double-arc spline 14, then, by the installation portion 141 of interior stake double-arc spline 14 and axis hole 123 interference fit of balance staff 12, with the second end 122 making interior stake double-arc spline 14 be arranged on balance staff 12; Next step, stretch to the other end 152 of hairspring 15 on outer anchor ear 18, and fixed by a stud 17, make the other end 152 of hairspring 15 be connected to balance cock 11, and stud is connected to outer anchor ear 18 by a stud screw 19; Then, by the second screw 20, escapement 13 is connected with both balance staffs 12, so far, completes the installation of balance spring mechanism 10.
Below in conjunction with diagram, the principle of work of balance spring mechanism 10 of the present invention is further described:
Time initial, escapement 13 and hairspring 15 are in free state, are called equilibrium position.When escapement 13 is subject to certain momentum, will leave equilibrium position, because escapement 13, balance staff 12 and interior stake double-arc spline 14 three connect, when escapement 13 rotates, its acting force can reach balance staff 12, and balance staff 12 stressed after can act on stud double-arc spline 14, side by side, one end 151 is connected on stud double-arc spline 14, the other end 152 is connected to the hairspring 15 of balance cock 11, because balance staff 12 follows escapement 13 to rotate, and balance staff 12 stressed after can act on balance cock 11, order about hairspring 15 to rotate, and reverse an angle, produce certain torsional moment, thus make hairspring 15 obtain potential energy, and the angle swung along with escapement 13 increases and increases, until after escapement 13 swings to certain angle, the kinetic energy of escapement 13 also changes into the potential energy of hairspring 15 completely, now, the motion Immediate Stop of escapement 13, and make hairspring 15 backswing immediately under the effect of potential energy by balance staff 12.In addition, escapement 13 and this periodic swing of hairspring 15 can be transmitted indication mechanism by escapement lever and carried out timing.Further, can be regulated by the polarization of outer anchor ear 18 pairs of balance spring mechanisms 10, to ensure the normal work of balance spring mechanism 10.
The foregoing is only preferred embodiment of the present invention, its structure is not limited to the above-mentioned shape enumerated, and all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1., for a balance spring mechanism for stem-winder, it is characterized in that, comprising:
Balance cock, is located on the bottom plate of stem-winder;
Balance staff, it is by being configured with a miniature bearing in being located on described balance cock rotationally;
Escapement, is located at the first end of described balance staff;
Interior stake double-arc spline, it is the assembly of interior stake and double-arc spline, is connected to the second end of described balance staff; And
Hairspring, is sheathed on described interior stake double-arc spline, and its one end is connected to this interior stake double-arc spline, and the other end is connected to described balance cock;
Wherein, the other end of described hairspring is connected to described balance cock by an outer anchor ear, described outer anchor ear be resilient movement be sheathed on described balance cock; Described outer anchor ear is made for adopting elasticity steel; Described outer anchor ear comprises one in order to fix the stud of the other end of described hairspring, and this stud is connected to described outer anchor ear by a stud screw.
2. as claimed in claim 1 for the balance spring mechanism of stem-winder, it is characterized in that: described balance staff offers an axis hole along its center line, described interior stake double-arc spline is provided with the installation portion with this shaft hole matching, and described interior stake double-arc spline is arranged on the second end of described balance staff with described coordinating of axis hole by its installation portion.
3., as claimed in claim 2 for the balance spring mechanism of stem-winder, it is characterized in that: coordinating between described installation portion with described axis hole is interference fit.
4. the balance spring mechanism for stem-winder as described in any one of claim 1-3, is characterized in that: the below of described escapement is located at by described balance cock.
5., as claimed in claim 4 for the balance spring mechanism of stem-winder, it is characterized in that: described balance cock is located on described bottom plate by one first screw.
6. the balance spring mechanism for stem-winder as described in any one of claim 1-3, is characterized in that: described escapement is located at the first end of described balance staff by one second screw.
7. the balance spring mechanism for stem-winder as described in any one of claim 1-3, is characterized in that: the inertia regulating block being provided with to regulate its moment of inertia in described escapement.
8. a stem-winder, is characterized in that: comprise the balance spring mechanism described in any one of claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310211635.1A CN103293937B (en) | 2013-05-31 | 2013-05-31 | For stem-winder balance spring mechanism and there is the stem-winder of this mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310211635.1A CN103293937B (en) | 2013-05-31 | 2013-05-31 | For stem-winder balance spring mechanism and there is the stem-winder of this mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103293937A CN103293937A (en) | 2013-09-11 |
| CN103293937B true CN103293937B (en) | 2016-03-30 |
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| CN201310211635.1A Active CN103293937B (en) | 2013-05-31 | 2013-05-31 | For stem-winder balance spring mechanism and there is the stem-winder of this mechanism |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH707814A2 (en) * | 2013-03-19 | 2014-09-30 | Nivarox Sa | Clockwork mechanism spiral adjustment. |
| CN104808471B (en) * | 2015-05-20 | 2016-03-16 | 天王电子（深圳）有限公司 | Abnormity swing wheel structure, clock and watch |
| CN112327590B (en) * | 2020-10-28 | 2021-08-20 | 深圳市格雅表业有限公司 | Balance wheel mechanism and movement applying same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1677283A (en) * | 2004-03-31 | 2005-10-05 | 霍飞乐 | Balance-wheel balance-spring seed-regulating mechanism |
| EP2466397A1 (en) * | 2010-12-20 | 2012-06-20 | Blancpain S.A. | Rotating clock component with peripheral guide |
| CN102893223A (en) * | 2010-04-26 | 2013-01-23 | 绮年华钟表厂 | Timepiece |
| CN203287689U (en) * | 2013-05-31 | 2013-11-13 | 天王电子（深圳）有限公司 | Balance-wheel hairspring mechanism for mechanical watch, and mechanical watch having the same |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE60137113D1 (en) * | 2001-03-21 | 2009-02-05 | Chronoswiss Uhren Gmbh | clockwork |
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2013
- 2013-05-31 CN CN201310211635.1A patent/CN103293937B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1677283A (en) * | 2004-03-31 | 2005-10-05 | 霍飞乐 | Balance-wheel balance-spring seed-regulating mechanism |
| CN102893223A (en) * | 2010-04-26 | 2013-01-23 | 绮年华钟表厂 | Timepiece |
| EP2466397A1 (en) * | 2010-12-20 | 2012-06-20 | Blancpain S.A. | Rotating clock component with peripheral guide |
| CN203287689U (en) * | 2013-05-31 | 2013-11-13 | 天王电子（深圳）有限公司 | Balance-wheel hairspring mechanism for mechanical watch, and mechanical watch having the same |
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| CN103293937A (en) | 2013-09-11 |
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Inventor after: Zhang Kelai Inventor after: Cao Ronglin Inventor before: Cao Ronglin Inventor before: Zhang Kelai |
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Free format text: CORRECT: INVENTOR; FROM: CAO RONGLIN ZHANG KELAI TO: ZHANG KELAI CAO RONGLIN |
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