CN207650567U - Mechanical watch precision tester - Google Patents
Mechanical watch precision tester Download PDFInfo
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- CN207650567U CN207650567U CN201721927372.4U CN201721927372U CN207650567U CN 207650567 U CN207650567 U CN 207650567U CN 201721927372 U CN201721927372 U CN 201721927372U CN 207650567 U CN207650567 U CN 207650567U
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- forearm
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- mechanical watch
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- 210000000245 forearm Anatomy 0.000 claims abstract description 54
- 238000012360 testing method Methods 0.000 claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 28
- 230000006698 induction Effects 0.000 claims description 14
- 238000010079 rubber tapping Methods 0.000 claims description 7
- 238000004321 preservation Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 238000004088 simulation Methods 0.000 abstract description 6
- 210000000707 wrist Anatomy 0.000 abstract description 5
- 230000007547 defect Effects 0.000 abstract description 3
- 238000012544 monitoring process Methods 0.000 abstract 1
- 230000008859 change Effects 0.000 description 7
- 230000010355 oscillation Effects 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000011056 performance test Methods 0.000 description 4
- 230000010287 polarization Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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Abstract
The utility model is related to a kind of mechanical watch precision testers, for monitoring timekeeping performance of the wrist-watch under the various motion states of arm in real time.One end of oscillating arm mechanisms is connected by the utility model with the control module in babinet, the other end is connect with timekeeping performance measuring head, oscillating arm mechanisms carry out item on wrist-watch by swinging arm with the autoplugger rotation in moving mechanical wrist watch, while timekeeping performance measuring head tests the timekeeping performance of mechanical watch.It overcomes traditional mechanical watch accuracy test instrument to be only capable of measuring the timekeeping performance for standing lower 6 orientation, is unable to the defect of the real-time timekeeping performance under tester has on wrist-watch arm is swung naturally when walking.By simulating the arm of people with the large arm in oscillating arm mechanisms, the forearm in oscillating arm mechanisms simulates hand, reaches simulation test people and has on wrist-watch when walking, under arm is swung naturally, monitors the purpose of timekeeping performance of the wrist-watch under the various motion states of arm in real time.
Description
Technical field
The utility model is related to mechanical equipment technical fields, more particularly to a kind of mechanical watch precision tester.
Background technology
The timekeeping performance of mechanical watch, it may be said that be all on the turn all the time, influence the maximum of mechanical watch precision
Factor is exactly the amplitude of oscillation of balance wheel.The amplitude of oscillation is mainly influenced by the size of moment of mainspring (Song Heman of string) and the variation of position, not
Under the same amplitude of oscillation, wrist-watch just has different instantaneous daily rates.The elastic state of clockwork spring, fixed position, at certain temperature, machinery
Wrist-watch can be temporarily accurate when walking.But when conditions change, timekeeping performance will change, and precision is in instantaneous and wave forever
Change in dynamic.Using different trueness errors of the wrist-watch when different location is walked, the speed trend of wrist-watch can be corrected.Tradition
Stem-winder accuracy test instrument in, be only capable of measuring the timekeeping performance for standing lower 6 orientation, be unable to tester and have on wrist-watch to be expert at
When walking, arm swing naturally under timekeeping performance instantly.
Therefore, in order to allow stem-winder researcher and stem-winder fan preferably understanding and to control stem-winder, research aircraft
Tool table be in the timekeeping performance under the various situations occurred when each orientation and people wear very it is necessary to.
Utility model content
Based on this, it is necessary to it is unable to tester for existing stem-winder precision tester and has on wrist-watch when walking, hand
Arm swing naturally under timekeeping performance problem instantly, a kind of mechanical watch precision tester is provided.
A kind of mechanical watch precision tester, including：
Babinet is provided with control module in the babinet；
Oscillating arm mechanisms, the oscillating arm mechanisms include：
One end of large arm, the large arm is connect by connecting rod with the babinet, and the first driving is provided in the large arm
Device, the first driving means are connect with the control module, large arm energy under the driving of the first driving means
It is enough to be rotated around the connecting rod；
Forearm, one end of the forearm is axially connect with the one end of the large arm far from the connecting rod, in the forearm
It is provided with the second driving device, second driving device is connect with the control module, and the forearm can be described second
It is rotated as axis using the large arm under the driving of driving device；
Timekeeping performance measuring head, the timekeeping performance measuring head include connecting pin, induction end and clamping part, the connecting pin
It is fixedly connected with the forearm, the induction end is connect with the control module, and the clamping part is disposed in proximity to the induction
At end, for fixed tested stem-winder；
The control module can control the large arm and the motion state of forearm, and can receive the timekeeping performance and survey
Try the signal of head induction end.
The connecting rod is parallel to the ground in one of the embodiments,.
The connecting pin is fixedly connected by connecting shaft with the forearm in one of the embodiments,.
The upper surface of the babinet is provided with control panel in one of the embodiments, the control panel with it is described
Control module connects, and is used for beginning/stopping of controller unit, the parameter setting of large arm and forearm, the output of test data and instrument
Device environment setting etc..
Display panel, the display panel and the control mould are provided on the babinet in one of the embodiments,
Block connects, the motion state for showing large arm and forearm.
The display panel is additionally operable to the test result of display test wrist-watch in one of the embodiments,.
Usb external tappings are designed on the babinet in one of the embodiments, the usb external tappings will be for that will detect
Data carry out export preservation.
The rotation angle range of the large arm is 0 ° -360 ° in one of the embodiments, the rotation angle of the forearm
Ranging from -180 ° -180 °, the range of speeds of the large arm and forearm is 0r/min-60r/min.
The rotation angle of the large arm is 0 ° -120 ° in one of the embodiments, and the rotation angle of the forearm is
0 ° -90 °, the rotating speed of the large arm is 20r/min, and the rotating speed of forearm is 10r/min.
The timekeeping performance measuring head further includes moving portion in one of the embodiments, and the moving portion is set to institute
It states between connecting pin and the clamping part, the tested mechanical watch for fixing different sizes, the slip-on head can be
It is moved between the connecting pin and the clamping part, mobile displacement range is 0mm-100mm.
The clamping range of the clamping part is 20mm-40mm in one of the embodiments,.
In one of the embodiments, the babinet on be designed with power switch, for control machinery hand meter accuracy survey
Try the power supply opening or closure of instrument.
One end of oscillating arm mechanisms is connected by the utility model with the control module in babinet, and the other end is surveyed with timekeeping performance
Head connection is tried, oscillating arm mechanisms carry out item on wrist-watch by swinging arm with the autoplugger rotation in moving mechanical wrist watch, while when walking
Accuracy test head tests the timekeeping performance of mechanical watch.Overcome traditional mechanical watch accuracy test instrument be only capable of measuring it is quiet
The timekeeping performance for setting lower 6 orientation, the real-time timekeeping performance being unable under tester has on wrist-watch arm is swung naturally when walking
Defect.By simulating the arm of people with the large arm in oscillating arm mechanisms, the forearm in oscillating arm mechanisms simulates hand, reaches simulation and surveys
Examination people has on wrist-watch when walking, and under arm is swung naturally, it is smart when walking under the various motion states of arm to monitor wrist-watch in real time
The purpose of degree.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the schematic diagram of the mechanical watch precision tester of the utility model embodiment；
Fig. 2 is the schematic diagram of the oscillating arm mechanisms of the mechanical watch precision tester of the utility model embodiment；
Fig. 3 is the schematic diagram of the display panel of the mechanical watch precision tester of the utility model embodiment；
Fig. 4 is the schematic diagram of the box back surface of the mechanical watch precision tester of the utility model embodiment.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific implementation described herein is only used to explain this
Utility model is not used to limit the utility model.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.On the contrary, when element is referred to as " directly existing " another element "upper",
There is no intermediary elements.On the contrary, when element is connect referred to as " direct " with another element, intermediary element is not present.This paper institutes
Term " vertically ", " horizontal ", "left", "right" and the similar statement used is for illustrative purposes only.
In the description of the present invention, it should be understood that term " length ", " width ", " thickness ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "top", "bottom", "inner", "outside" is based on ... shown in the drawings
Orientation or positional relationship is merely for convenience of describing the present invention and simplifying the description, and does not indicate or imply the indicated dress
It sets or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as to the utility model
Limitation.
Refer to Fig. 1 and Fig. 2, a kind of mechanical watch precision tester that one embodiment of the utility model provides, including：
Babinet 200 is provided with control module in the babinet 200；
Oscillating arm mechanisms 100, the oscillating arm mechanisms 100 include：
One end of large arm 110, the large arm 110 is connect by connecting rod 140 with the babinet 200, in the large arm 110
First driving means are provided with, the first driving means are connect with the control module, and the large arm 110 is driven described first
It can be rotated around the connecting rod 140 under the driving of dynamic device；
Forearm 120, one end of the forearm 120 axially connect with the one end of the large arm 110 far from the connecting rod 140
It connects, the second driving device is provided in the forearm 120, second driving device is connect with the control module, described small
Arm 120 can be rotated with the large arm 110 for axis under the driving of second driving device；
Timekeeping performance measuring head 130, the timekeeping performance measuring head 130 include connecting pin 131, induction end 132 and clamping
Portion 133, the connecting pin 131 are fixedly connected with the forearm 120, and the induction end 132 is connect with the control module, described
Clamping part 133 is disposed in proximity at the induction end 132, for fixed tested stem-winder；
The control module can control the motion state of the large arm 110 and forearm 120, and can receive it is described walk when
The signal of the induction end 132 of accuracy test head 130.
Specifically, the control module includes power control system, speed control system, time controlled system, angle control
System processed and timekeeping performance test system.Above system is connected by sensor with oscillating arm mechanisms, more specifically, power supply control
System, speed control system, time controlled system and angle control system processed are exactly to use traditional circuit board and various controls
Circuit is controlled；Timekeeping performance tests system and carries out testing its timekeeping performance by the sound frequency for then passing through record wrist-watch,
Need to use the sensing element of signal acquisition.
Optionally, the first driving means and the second driving device are all motor, are respectively used to control oscillating arm mechanisms
The self-movement of large arm 110 and forearm 120.Forearm 120 is that axis is rotated with large arm 110, between forearm 120 and large arm 110
Using the axial connection type for being similar manipulator joint position, forearm 120 cannot axially move linearly, and can only carry out axis rotation
Movement, is independent movement compared to large arm 110.
Preferably, the connecting rod 140 is parallel to the ground.The setting parallel to the ground of connecting rod 140 is equivalent to simulation arm
It is vertical with shoulder, more meet the situation of people's arms swing when walking naturally.The oscillating arm mechanisms 100 of the present embodiment are dynamic by swing arm
Make to carry out item on wrist-watch (in real life, as long as people wear the arm pendulum of wrist-watch with the autoplugger rotation in moving mechanical wrist watch
It is dynamic to carry out upper item to stem-winder).
Optionally, the connecting pin 131 is fixedly connected by connecting shaft 150 with the forearm 120, after connection it is described walk when
Accuracy test head 130 and the forearm 120 are opposing stationary.
Specifically, the induction end 132 of the timekeeping performance measuring head 130 is the sound audio by incuding and collecting wrist-watch
Rate, and the wrist-watch sound frequency being collected into is passed into the control module, specifically pass to the control module
Timekeeping performance tests system, carries out the timekeeping performance of tested mechanical watch.130 its function of above-mentioned timekeeping performance measuring head mainly has
Two kinds, first, clamping fixed tested mechanical watch；Second is that its induction end 132 is provided simultaneously with the function of test wrist-watch timekeeping performance.
Fig. 3 is referred to, in one embodiment of the utility model, the upper surface of the case 200 is provided with control panel
310, the control panel 310 is connect with the control module, is used for beginning/stopping, large arm 110 and the forearm of controller unit
The output of 120 parameter setting, test data and instrument environments setting etc..Specifically, control panel 310 controls oscillating arm mechanisms
The swing speed of large arm 110 and forearm 120, differences in angle and time.
Further, display panel 320 is provided on the babinet 200, the display panel 320 connects with the control module
It connects, the motion state for showing large arm 110 and forearm 120.Specifically, display panel 320 being capable of the operation of real-time display instrument
In parameter setting, include speed, time and the angular values of large arm 110 and forearm 120.
Further, the display panel 320 is additionally operable to the test result of display test wrist-watch.Specifically, display panel
320 can real-time display test wrist-watch wink is poor, polarization and the amplitude of oscillation change, and it is the real-time change of its wink difference is represented by curve.Wink
Difference, polarization and amplitude of oscillation variation are used for indicating that precision when walking of wrist-watch, the wink difference real-time change curve said herein can indicate hand
Stability when table is walked, lines are more straight, steady, show that wink difference bounce is small when it is walked.
Fig. 4 is referred to, in one embodiment of the utility model, usb external tappings 220 are designed on the babinet 200,
The usb external tappings 220 are used to detection data carrying out export preservation.Specifically, the usb external tappings 220 are arranged in babinet
On 200 back side.
Further, it is designed with power switch 210 on the babinet 200, is used for the electricity of control machinery hand meter accuracy tester
Source open or close.Specifically, the power switch 210 is arranged on the back side of babinet 200.
Optionally, the rotation angle range of the large arm is 0 ° -360 °, the rotation angle range of the forearm is -180 ° -
180 °, the range of speeds of the large arm and forearm is 0r/min-60r/min.
Specifically, in one embodiment of the utility model, the rotation angle of the large arm 110 is 0 ° -120 °, described
The rotation angle of forearm 120 is 0 ° -90 °, and the rotating speed of the large arm 110 is 20r/min, and the rotating speed of forearm 12 is 10r/min.
In the present embodiment, mechanical watch precision tester includes oscillating arm mechanisms 100, babinet 200, control panel 310 and display panel
320.Oscillating arm mechanisms 100 include large arm 110, forearm 120 and timekeeping performance measuring head 130, between large arm 110 and babinet 200
Connecting rod 140 it is parallel to the ground, large arm 110 can be rotated around connecting rod 140, rotation angle be 0 ° -120 °, forearm
120 are rotated with large arm 110 for axis, and rotation angle is 0 ° -90 °, and the speed of large arm 110 is 20r/min, the speed of forearm 120
Degree is 10r/min, simulation adult's normal walking arm state.Timekeeping performance measuring head 130 is connected with connecting shaft 150 and forearm 120
It connects, wrist-watch is fixed on timekeeping performance measuring head 130 by the 133 adjustable holding stroke of clamping part of timekeeping performance measuring head 130
On, gauge outfit outer diameter is 40mm, and clamping part 133 is located on timekeeping performance measuring head 130, and fixed wrist-watch gauge outfit is to prevent it from testing
In fall off.
200 inside of babinet includes：Power supply, speed, time, angle control system and timekeeping performance test system.It is above-mentioned
System is connected by sensor with oscillating arm mechanisms 100.There are power switch 210 and usb external tappings 220 in 200 back side of babinet, can incite somebody to action
Detection data carries out export preservation.Control panel 310 is using touch screen design, by each display side for clicking this region
Block can control beginning/stopping of instrument, the parameter setting of large arm 110 (parameter 1) and forearm 120 (parameter 2), test data
Output and instrument environments setting etc..Display panel 320 can the running parameter setting of real-time display instrument, including large arm and forearm
Speed, time and angular values, and can real-time testing wrist-watch wink it is poor, polarization and the amplitude of oscillation variation, and by its wink difference it is real-time
Change represented by curve.
Fig. 2 is referred to, in one embodiment of the utility model, the timekeeping performance measuring head 130 further includes movement
Portion 134, the moving portion 134 are set between the connecting pin 131 and the clamping part 133, big for fixing different sizes
Small tested mechanical watch, the moving portion 134 can move between the connecting pin 131 and the clamping part 133, mobile
Displacement range be 0mm-100mm.Specifically, moving portion 134 is arranged with spring tightening device, by adjusting moving portion 134
The tested mechanical watch of different sizes can be put into clamping part 133 and be fixedly clamped, to prevent tested machine
Tool wrist-watch falls off in testing.
The clamping range of the clamping part 133 is 20mm-40mm in one of the embodiments,.It is placed in folder for fixation
Hold the movement or wrist-watch head of the different sizes moved in portion 133.
One end of oscillating arm mechanisms is connected by above-mentioned mechanical watch precision tester with the control module in babinet, another
End is connect with timekeeping performance measuring head, and oscillating arm mechanisms carry out wrist-watch by swinging arm with the autoplugger rotation in moving mechanical wrist watch
Upper item, while timekeeping performance measuring head tests the timekeeping performance of mechanical watch.Overcome traditional mechanical watch accuracy test
Instrument is only capable of measuring the timekeeping performance for standing lower 6 orientation, is unable under tester has on wrist-watch arm is swung naturally when walking
Real-time timekeeping performance defect.By simulating the arm of people with the large arm in oscillating arm mechanisms, the forearm simulation in oscillating arm mechanisms
Hand reaches simulation test people and has on wrist-watch when walking, under arm is swung naturally, monitors wrist-watch in real time in the various movements of arm
The purpose of timekeeping performance under state.It is easy to operate with the utility model, the use reliability of mechanical watch can be effectively examined, is carried
The high test range to movement timekeeping performance.
The mechanical watch precision tester of the utility model embodiment, by Shang Tiao mechanisms and movement timekeeping performance mechanism knot
It closes, timekeeping performance of the wrist-watch under the various motion states of arm when human body wears a wrist watch can be simulated, had the advantages that：
Advantage one：Creative tests two kinds of function sets in the same equipment by item on stem-winder and timekeeping performance；
Advantage two：Upper efficiency of the analog watch in actual wear --- the upper machine fortune used in horological industry now
Turn principle using rotation+revolution in planetary motion, it is different from the upper status of wrist-watch in actual use；
Advantage three：It can measure wrist-watch wearer in actual use, the timekeeping performance under different conditions --- clock and watch now
Industry stem-winder test equipment is only capable of measurement wrist-watch and rests on the timekeeping performance fixed under 6 orientation.
Each technical characteristic of embodiment described above can be combined arbitrarily, to keep description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the range of this specification record.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (12)
1. a kind of mechanical watch precision tester, which is characterized in that including：
Babinet is provided with control module in the babinet；
Oscillating arm mechanisms, the oscillating arm mechanisms include：
One end of large arm, the large arm is connect by connecting rod with the babinet, and first driving means are provided in the large arm,
The first driving means are connect with the control module, and the large arm can be around under the driving of the first driving means
The connecting rod is rotated；
Forearm, one end of the forearm are axially connect with the one end of the large arm far from the connecting rod, setting in the forearm
There are the second driving device, second driving device to be connect with the control module, the forearm can be in second driving
It is rotated as axis using the large arm under the driving of device；
Timekeeping performance measuring head, the timekeeping performance measuring head include connecting pin, induction end and clamping part, the connecting pin and institute
Forearm to be stated to be fixedly connected, the induction end is connect with the control module, and the clamping part is disposed in proximity at the induction end,
For fixed tested stem-winder；
The control module can control the large arm and the motion state of forearm, and can receive the timekeeping performance measuring head
The signal of induction end.
2. mechanical watch precision tester according to claim 1, which is characterized in that the connecting rod is parallel to the ground.
3. mechanical watch precision tester according to claim 1, which is characterized in that the connecting pin by connecting shaft with
The forearm is fixedly connected.
4. mechanical watch precision tester according to claim 1, which is characterized in that the upper surface of the babinet is provided with
Control panel, the control panel are connect with the control module, for beginning/stopping of controller unit, large arm and forearm
Parameter setting, the output of test data and instrument environments setting etc..
5. mechanical watch precision tester according to claim 4, which is characterized in that be provided with display surface on the babinet
Plate, the display panel are connect with the control module, the motion state for showing large arm and forearm.
6. mechanical watch precision tester according to claim 5, which is characterized in that the display panel is additionally operable to show
Test the test result of wrist-watch.
7. mechanical watch precision tester according to claim 1, which is characterized in that be designed with outside usb on the babinet
Interface, the usb external tappings are used to detection data carrying out export preservation.
8. mechanical watch precision tester according to claim 1, which is characterized in that the rotation angle range of the large arm
It it is 0 ° -360 °, the rotation angle range of the forearm is -180 ° -180 °, and the range of speeds of the large arm and forearm is 0r/
min-60r/min。
9. mechanical watch precision tester according to claim 8, which is characterized in that the rotation angle of the large arm is
0 ° -120 °, the rotation angle of the forearm is 0 ° -90 °, and the rotating speed of the large arm is 20r/min, and the rotating speed of forearm is 10r/
min。
10. mechanical watch precision tester according to claim 1, which is characterized in that the timekeeping performance measuring head is also
Including moving portion, the moving portion is set between the connecting pin and the clamping part, for fixing different sizes
Tested mechanical watch, the slip-on head can move between the connecting pin and the clamping part, and mobile displacement range is
0mm-100mm。
11. mechanical watch precision tester according to claim 1, which is characterized in that the clamping range of the clamping part
For 20mm-40mm.
12. mechanical watch precision tester according to claim 1, which is characterized in that be designed with electricity on the babinet
Source switch is used for the power supply opening or closure of control machinery hand meter accuracy tester.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721927372.4U CN207650567U (en) | 2017-12-29 | 2017-12-29 | Mechanical watch precision tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721927372.4U CN207650567U (en) | 2017-12-29 | 2017-12-29 | Mechanical watch precision tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207650567U true CN207650567U (en) | 2018-07-24 |
Family
ID=62876244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721927372.4U Withdrawn - After Issue CN207650567U (en) | 2017-12-29 | 2017-12-29 | Mechanical watch precision tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207650567U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108153140A (en) * | 2017-12-29 | 2018-06-12 | 珠海罗西尼表业有限公司 | Mechanical watch precision tester |
| CN112731787A (en) * | 2020-12-28 | 2021-04-30 | 深圳市雷诺表业有限公司 | Machine is worn in wrist-watch simulation |
| CN116991053A (en) * | 2023-09-28 | 2023-11-03 | 天王电子（深圳）有限公司 | Timing product travel time quality intelligent detection equipment and method |
-
2017
- 2017-12-29 CN CN201721927372.4U patent/CN207650567U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108153140A (en) * | 2017-12-29 | 2018-06-12 | 珠海罗西尼表业有限公司 | Mechanical watch precision tester |
| CN108153140B (en) * | 2017-12-29 | 2024-01-09 | 珠海罗西尼表业有限公司 | Precision tester for mechanical watch |
| CN112731787A (en) * | 2020-12-28 | 2021-04-30 | 深圳市雷诺表业有限公司 | Machine is worn in wrist-watch simulation |
| CN116991053A (en) * | 2023-09-28 | 2023-11-03 | 天王电子（深圳）有限公司 | Timing product travel time quality intelligent detection equipment and method |
| CN116991053B (en) * | 2023-09-28 | 2024-01-02 | 天王电子（深圳）有限公司 | Timing product travel time quality intelligent detection equipment and method |
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