CN204155066U - A kind of scan-type watch and clock movement - Google Patents
A kind of scan-type watch and clock movement Download PDFInfo
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- CN204155066U CN204155066U CN201420571838.1U CN201420571838U CN204155066U CN 204155066 U CN204155066 U CN 204155066U CN 201420571838 U CN201420571838 U CN 201420571838U CN 204155066 U CN204155066 U CN 204155066U
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- transmission gear
- way transmission
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- disk assembly
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Abstract
A kind of scan-type watch and clock movement, it is provided with one-way transmission gear, and described one-way transmission gear at least exists a tooth, and it is provided with and can turns face and can not turn face; It can not turn face and be provided with spline groove.This novel being provided with on the tooth of gear can turn face and can not turn face, and be provided with spline groove can not turn on face, transmission can be realized, especially only on same gear, single-direction transmission function is realized, because eliminating one-way brake system loaded down with trivial details in conventional art, so greatly installing space can be saved, certainly more reduce one-way brake cost.The groove depth of this Novel rotation stopping groove is darker, can't reduce one-way brake ability, can improve its unilateral system ability on the contrary, therefore one-directional rotation gear can be ignored spline groove at work and to be worn brought negative effect, therefore long perfomance life, and do not affect transmission accuracy.
Description
Technical field
This novel scanning movement relating to crystal clock field, particularly relates to the anti-reversing mechanism in scanning movement.
Background technology
The scanning movement of crystal clock, arbitrariness is there is instantaneously in its motor in startup, can rotate towards the direction needed when walking in order to ensure it, conventional art needs the rack of a reversion and coordinates a clamp, to realize a clutch function, ensure that motor rotates towards correct direction instantaneously in startup, and make rack and kinematic train drop out of gear instantaneously, to ensure the lasting rotation of motor in rotation; Under the prerequisite that low cost controls, rack and clamp all adopt plastic material, in engagement process easily because wearing and tearing also cause that the functions such as drop out of gear are slow even to be lost, then have a strong impact on timekeeping performance; Another side, because watch and clock movement inner space is very limited, complicated anti-reverse mechanism also brings many drawbacks, as: installation human cost is high, and accessory cost is high, defect rate is high, also easily causes other functional module design space limited in addition.
Utility model content
In order to overcome the problems referred to above, this is novel provides and a kind ofly has that transmission is with low cost, the scanning movement of the little unidirectional biography gearing of installing space.
For achieving the above object, this novel technical scheme provided is:
A kind of scan-type watch and clock movement, kinematic train when it comprises motor and walks; It is provided with one-way transmission gear, and described one-way transmission gear at least exists a tooth, and it is provided with and can turns face and can not turn face; It can not turn face and be provided with spline groove; Kinematic train when described one-way transmission gear is engaged in away, makes motor can only rotate towards a direction.
It is in power train, is in be provided with a unidirectional damping between the upper and lower two-stage drive disk assembly of one-way transmission gear and to pass and put; Described unidirectional damping device is provided with trigger switch on the spline groove of one-way transmission gear, when spline groove is applied, unidirectional damping device is activated, and to one-way transmission gear higher level drive disk assembly or/and the transmission of one-way transmission gear subordinate drive disk assembly plays damping action.
It is in power train, is in be provided with a unidirectional damping between the upper and lower two-stage drive disk assembly of one-way transmission gear and to pass and put, described unidirectional damping device be nested with one-way transmission gear and/or one-way transmission gear higher level drive disk assembly or/and one-way transmission gear subordinate drive disk assembly rotating shaft on, sieve tooth is provided with inside the rotating shaft that unidirectional damping device is nested with, and sieve tooth is not established in outside, when with damping unit be located at drive disk assembly in same rotating shaft towards can not turn face rotate time, damping unit by with sieve tooth coordinate near or rely on drive disk assembly, and finally damping action is produced to it, when drive disk assembly is towards when can turn face rotation, damping unit by with sieve tooth coordinate away from drive disk assembly and on the final position not being located at sieve tooth, rotating shaft is dallied.
It is provided with two or more one-way transmission gear, on each transmission gear tooth can not turn face in the same way, make each one-way transmission gear transmission direction identical, braking direction is also identical.
It is also provided with 1 or more anti-one-way transmission gear, anti-one-way transmission gear tooth can not turn face and one-way transmission gear can not to turn face reverse, the turned face of anti-one-way transmission gear tooth is reverse with the turned face of one-way transmission gear; All one-way transmission gears composition one-way transmission gear systems and all anti-one-way transmission gears form between anti-one-way transmission gear system and are provided with an arrangement of clutch, make it to be in transmission connection in kinematic train simultaneously, namely the one-way transmission gear that braking direction is identical can work simultaneously, and the different one-way transmission gear of braking direction can not work simultaneously.
the usefulness of technique scheme is:
1, this novel being provided with on the tooth of gear can turn face and can not turn face, and be provided with spline groove can not turn on face, transmission can be realized, especially only on same gear, single-direction transmission function is realized, because eliminating one-way brake system loaded down with trivial details in conventional art, so greatly installing space can be saved, certainly more reduce one-way brake cost.
2, the groove depth of this Novel rotation stopping groove is darker, can't reduce one-way brake ability, can improve its unilateral system ability on the contrary, therefore one-directional rotation gear can be ignored spline groove at work and to be worn brought negative effect, therefore long perfomance life, and do not affect transmission accuracy.
3, basis is novel is provided with more than one one-way transmission gear, each one-way transmission gear that can simultaneously work is collaborative plays single-direction transmission and one-way brake effect to kinematic train, therefore can share each single-direction transmission tooth and move load, can turn to reduce one-way transmission gear the situation that non-reversible deformation occurs in face, finally guarantee transmission accuracy; The novel unidirectional damping device provided of certain basis also can promote the one-way brake ability of single-direction transmission system simultaneously.
4, basis is novel additionally provides two kinds of simple and easy unidirectional damping devices, taking under the little prerequisite of installing space, effectively collaborative one-way transmission gear realizes one-way brake, therefore one-way transmission gear can be effectively reduced in the effect of braking procedure by load, can turn to reduce one-way transmission gear the situation that non-reversible deformation occurs in face, finally guarantee transmission accuracy; The novel unidirectional damping device provided of certain basis also can promote the one-way brake ability of single-direction transmission system simultaneously.
5, the braking direction of this novel at least existence two one-way transmission gears is contrary, and is provided with an arrangement of clutch between these two one-way transmission gears, makes only to be in transmission connection in kinematic train wherein no more than an one-way transmission gear.Therefore can select clockwise single-direction transmission or counterclockwise single-direction transmission as required or allow Bidirectional driving.
Be further described originally novel below in conjunction with the drawings and specific embodiments.
Accompanying drawing explanation
Fig. 1 is embodiment 1 one-way transmission gear schematic diagram;
Fig. 2 is embodiment 1 single-direction transmission system schematic;
Fig. 3 is embodiment 3 clutch explosive view.
Embodiment
embodiment 1
A kind of scan-type watch and clock movement as shown in Fig. 1 ~ 2, it is provided with an one-way transmission gear 1, and described one-way transmission gear is provided with single-direction transmission tooth 11, and described single-direction transmission tooth is provided with and can turns face 111 and can not turn face, and is provided with spline groove 112 can not turn on face.
As shown in Figure 2, it is in power train, is in be provided with a non-rotatable unidirectional damping between one-way transmission gear higher level drive disk assembly 2 and lower two-stage drive disk assembly 3 and to pass and put 4, described unidirectional damping device 4 be nested with one-way transmission gear 1 and/or one-way transmission gear higher level drive disk assembly 2 or/and one-way transmission gear subordinate drive disk assembly 3 rotating shaft on, sieve tooth is provided with inside the rotating shaft that unidirectional damping device 4 is nested with, and sieve tooth is not established in outside, when with unidirectional damping device 4 be located at drive disk assembly in same rotating shaft towards can not turn face rotate time, damping unit 4 by with sieve tooth coordinate near or rely on higher level's drive disk assembly 2, and finally damping action is produced to it, when drive disk assembly 2 is towards when can turn face rotation, damping unit 4 by with sieve tooth coordinate away from drive disk assembly 2 and finally move to be not located at sieve tooth position on, rotating shaft is dallied.
principle of work:
Gear drive process, the gear participating in transmission has at least two teeth to relate to engagement, and when the wherein tooth relating to engagement exists depression on its field of conjugate action, relating to other tooth of engagement mechanical damping will occur, namely mutual action direction is contrary with the former transmission direction of gear, so can play the effect of spline.
In the present embodiment, one-way transmission gear can be multiple, so that each one-way transmission gear realizing working is collaborative simultaneously, single-direction transmission and one-way brake effect are played to kinematic train, therefore can share each single-direction transmission tooth and move load, can turn to reduce one-way transmission gear the situation that non-reversible deformation occurs in face, finally guarantee transmission accuracy; The novel unidirectional damping device provided of certain basis also can promote the one-way brake ability of single-direction transmission system simultaneously.
embodiment 2
A kind of scan-type watch and clock movement as described in Example 1, described unidirectional damping passes that put can also by the following technical solutions: described unidirectional damping device is provided with trigger switch on the spline groove of one-way transmission gear, when spline groove is applied, unidirectional damping device is activated, and to one-way transmission gear higher level drive disk assembly or/and the transmission of one-way transmission gear subordinate drive disk assembly plays damping action.
embodiment 3
A kind of scan-type watch and clock movement as described in embodiment 1 or embodiment 2, it is provided with the one-way transmission gear of two types, comprise as shown in Figure 3: one-way transmission gear 11 and anti-one-way transmission gear 12, the turned face 121 of anti-one-way transmission gear 12 is towards the opposite with the turned face 111 of one-way transmission gear 11,122 of anti-one-way transmission gear 12 with the spline groove 112 of one-way transmission gear 11 towards also contrary, namely the braking direction of two type one-way transmission gears is contrary; Be provided with an arrangement of clutch 5 between these two kinds of one-way transmission gears in addition, make only to be in transmission connection in kinematic train wherein no more than a kind of one-way transmission gear; Described arrangement of clutch 5 is divided into third gear, and make one-way transmission gear 11 and anti-one-way transmission gear 12 be placed on B shelves and the A shelves of arrangement of clutch 5 successively, when pull out cause A shelves time, one-way transmission gear 11 uniquely engages with legacy system, and the output block of legacy system can only complete clockwise rotation; When arrangement of clutch 5 pulls out to B shelves, anti-one-way transmission gear 12 uniquely engages with legacy system, and the output block of legacy system can only complete counterclockwise rotation; When pulling out to C shelves, one-way transmission gear 11 and anti-one-way transmission gear 12 all do not engage with legacy system, the output block of legacy system can complete arbitrarily to rotation.Here especially point out: this single-direction transmission system directly forms as the transmission of power train, namely this single-direction transmission system is not had, then power train chain rupture, final drive parts cannot be driven, when arrangement of clutch 5 pulls out to tradition system unloaded (idle running) during C shelves under this situation, therefore arrangement of clutch 5 can be nested with a two-way gear, and arranges D shelves, when arranging D shelves, can ensure two-wayly all can to drive; This single-direction transmission system does not form as the transmission of power train, does not namely have this single-direction transmission system, then power train also can not chain rupture, drives final drive parts normally to work, under this situation when arrangement of clutch 5 pull out to tradition system during C shelves can Double-directional rotary.
Claims (5)
1. a scan-type watch and clock movement, kinematic train when it comprises motor and walks, is characterized in that: it is provided with one-way transmission gear, and described one-way transmission gear at least exists a tooth, and it is provided with and can turns face and can not turn face; It can not turn face and be provided with spline groove; Kinematic train when described one-way transmission gear is engaged in away, makes motor can only rotate towards a direction.
2. a kind of scan-type watch and clock movement as claimed in claim 1, is characterized in that: it is in power train, is in be provided with a unidirectional damping between the upper and lower two-stage drive disk assembly of one-way transmission gear and to pass and put; Described unidirectional damping device is provided with trigger switch on the spline groove of one-way transmission gear, when spline groove is applied, unidirectional damping device is activated, and to one-way transmission gear higher level drive disk assembly or/and the transmission of one-way transmission gear subordinate drive disk assembly plays damping action.
3. a kind of scan-type watch and clock movement as claimed in claim 1, is characterized in that: it is in power train, is in be provided with a unidirectional damping between the upper and lower two-stage drive disk assembly of one-way transmission gear and to pass and put, described unidirectional damping device be nested with one-way transmission gear and/or one-way transmission gear higher level drive disk assembly or/and one-way transmission gear subordinate drive disk assembly rotating shaft on, sieve tooth is provided with inside the rotating shaft that unidirectional damping device is nested with, and sieve tooth is not established in outside, when with damping unit be located at drive disk assembly in same rotating shaft towards can not turn face rotate time, damping unit by with sieve tooth coordinate near or rely on drive disk assembly, and finally damping action is produced to it, when drive disk assembly is towards when can turn face rotation, damping unit by with sieve tooth coordinate away from drive disk assembly and on the final position not being located at sieve tooth, rotating shaft is dallied.
4. a kind of scan-type watch and clock movement as claimed in claim 1, is characterized in that: it is provided with two or more one-way transmission gear, on each transmission gear tooth can not turn face in the same way, make each one-way transmission gear transmission direction identical, braking direction is also identical.
5. a kind of scan-type watch and clock movement as described in claim 1 or 4, it is characterized in that: it is also provided with 1 or more anti-one-way transmission gear, anti-one-way transmission gear tooth can not turn face and one-way transmission gear can not to turn face reverse, the turned face of anti-one-way transmission gear tooth is reverse with the turned face of one-way transmission gear; All one-way transmission gears composition one-way transmission gear systems and all anti-one-way transmission gears form between anti-one-way transmission gear system and are provided with an arrangement of clutch, make it to be in transmission connection in kinematic train simultaneously, namely the one-way transmission gear that braking direction is identical can work simultaneously, and the different one-way transmission gear of braking direction can not work simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420571838.1U CN204155066U (en) | 2014-09-30 | 2014-09-30 | A kind of scan-type watch and clock movement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420571838.1U CN204155066U (en) | 2014-09-30 | 2014-09-30 | A kind of scan-type watch and clock movement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204155066U true CN204155066U (en) | 2015-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420571838.1U Expired - Lifetime CN204155066U (en) | 2014-09-30 | 2014-09-30 | A kind of scan-type watch and clock movement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204155066U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112166387A (en) * | 2018-03-21 | 2021-01-01 | 宝格丽钟表股份有限公司 | Timing transmission system |
-
2014
- 2014-09-30 CN CN201420571838.1U patent/CN204155066U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112166387A (en) * | 2018-03-21 | 2021-01-01 | 宝格丽钟表股份有限公司 | Timing transmission system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150211 |
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| CX01 | Expiry of patent term |