CN212484093U

CN212484093U - Watch time precision detection device

Info

Publication number: CN212484093U
Application number: CN202021177370.XU
Authority: CN
Inventors: 薛超君; 齐莉; 张明; 张秀红
Original assignee: Tianjin Seagull Watch Group Co Ltd
Current assignee: Tianjin Seagull Watch Group Co Ltd
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2021-02-05
Anticipated expiration: 2030-06-23

Abstract

The utility model discloses a precision detection device during wrist-watch travel, which comprises a frame, tray subassembly and image acquisition part, set up position adjusting part in the frame, position adjusting part tip is equipped with the fixed station, tray subassembly is fixed on the fixed station, tray subassembly includes a plurality of stations that await measuring, tray subassembly and image acquisition part set up relatively, image acquisition part is connected with the controller, adjust image acquisition part and each station that awaits measuring the core of station and aim at, and shoot the dial plate of the core that awaits measuring, in order to acquire the detection time data of the core that awaits measuring, the controller acquires standard time data in step, through comparing detection time data and standard time data in order to obtain the error during travel of wrist-watch. Detection device through setting up a plurality of stations that await measuring, can detect a large amount of cores simultaneously, realize diversified detection demand through position adjusting part, promote detection efficiency, and detect the precision and promote greatly.

Description

Watch time precision detection device

Technical Field

The utility model relates to a precision detection device during travel of wrist-watch especially relates to a precision detection device during travel of multitemperature, diversified, many wrist-watches.

Background

At present, the method used inside and outside China in the detection process of the travel time precision of the mechanical watch is generally realized by a watch calibrator, and the method is to use a microphone to pick up the sound generated by the collision of an escapement mechanism in the travel time process of a movement, arrange the sound, calculate and finally output a day difference value. The travel time precision measured by the method still has certain error with the real travel time precision of the watch.

Chinese patent publication No. CN 109062026 a discloses a time precision measuring instrument and a measuring method thereof, which obtains the time of a watch dial by an image processing technology and compares the time with standard time to determine the time precision of the watch. However, this solution still has some disadvantages, a single movement for detection, low efficiency, and it does not satisfy the drawbacks and problems of diagnosing the watch for many days, in various orientations and at different temperatures.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a precision detection device during wrist-watch travel to solve the technical problem who mentions in the background art.

In order to achieve the above object, the utility model discloses a precision measurement device during wrist-watch travel's concrete technical scheme as follows:

watch precision detection device that traveles, which comprises a frame, tray subassembly and image acquisition part, set up position adjusting part in the frame, position adjusting part tip is equipped with the fixed station, tray subassembly is fixed on the fixed station, tray subassembly includes a plurality of stations that await measuring, tray subassembly and image acquisition part set up relatively, image acquisition part is connected with the controller, adjust the core alignment that awaits measuring of image acquisition part and each station that awaits measuring, and shoot the dial plate of the core that awaits measuring, in order to acquire the detection time data of the core that awaits measuring, the controller acquires standard time data in step, through comparing detection time data and standard time data in order to obtain the error of the timing of wrist-watch.

Furthermore, the position adjusting part comprises a rotating support shaft and a rotating shaft, one end of the rotating support shaft is rotatably fixed on the support arm of the rack, the other end of the rotating support shaft is hinged with one end of the rotating shaft, the other end of the rotating shaft is connected with the fixed table, and motors are arranged at two ends of the rotating support shaft to drive the rotating support shaft to rotate and drive the rotating shaft to turn around the rotating support shaft.

Further, the tray assembly comprises a box-shaped body, a partition plate is arranged in the body, the partition plate divides the body into a plurality of stations to be tested, a clamp used for fixing the core to be tested is arranged in each station to be tested, an automatic winding device is arranged on one side of the clamp, a watch handle of the core to be tested is arranged in the automatic winding device, and the core to be tested is wound automatically.

Furthermore, a plurality of stations to be measured are distributed in an array mode, the image acquisition components are fixed on the supporting frame, the number of the image acquisition components is a value in a range from one station to the number of the stations to be measured, two ends of the supporting frame are movably fixed in the mounting plates on two sides of the tray assembly respectively, and the image acquisition components are aligned with the movement to be measured through the translation supporting frame.

Furthermore, the number of the image acquisition components is consistent with that of the stations to be detected, two ends of the support frame are respectively fixed relative to the mounting plates on two sides, and each image acquisition component corresponds to each station to be detected one by one.

Furthermore, the number of the image acquisition components is consistent with the number of the rows or the columns of the stations to be detected, the mounting plates are arranged on two sides of the rows or the columns of the stations to be detected, the mounting plates are respectively provided with guide holes, two ends of the support frame are respectively inserted into the guide holes on the two sides, and the support frame is connected with the translation component.

Furthermore, the number of the image acquisition components is one, the end parts of the image acquisition components are fixed on the support frame in a sliding manner through the translation components, the two ends of the support frame are respectively arranged in the guide holes of the mounting plates on the two sides, and the support frame is connected with the translation components.

Furthermore, the translation component is a screw and nut transmission structure, a worm and gear transmission structure, a belt transmission structure or a telescopic rod.

Further, the standard time data is obtained by acquiring the standard time of an atomic clock or a satellite time service signal source through a controller.

Furthermore, the detection device also comprises a constant temperature component which is a constant temperature box, the outer wall of the constant temperature box is provided with a temperature display, and the rack is arranged in the constant temperature box.

Furthermore, detection device still includes constant temperature component, and constant temperature component is for setting up the constant temperature subassembly in the fixed station, and constant temperature subassembly is including setting up heater strip and the semiconductor refrigeration piece in the fixed station.

The utility model discloses a precision detection device during watch travel has following advantage:

the detection device can simultaneously detect a large number of machine cores by arranging a plurality of stations to be detected, realizes multidirectional detection requirements through the position adjusting part, improves the detection efficiency, greatly improves the detection precision, realizes constant temperature control on the environmental temperature of the watch through the constant temperature part in the test process, effectively improves the influence of the environmental temperature on the detection result, and has high detection precision; the detection device adopts a plurality of high-speed visual recognition lenses, realizes the alignment of the lenses and the core to be detected by controlling the translation or rotation of the support frame, photographs the dial to obtain image information, further obtains detection time data, has high accuracy, truly simulates the time precision observed by human eyes, and can realize the detection under continuous multiple days, various directions and different constant temperatures.

Drawings

Fig. 1 is a perspective view of a first embodiment of the watch travel accuracy detecting device of the present invention;

fig. 2 is a perspective view of the internal structure of the first embodiment of the watch travel accuracy detecting device of the present invention;

FIG. 3 is a schematic view of the first direction of the watch travel accuracy detecting device of the present invention;

FIG. 4 is a schematic view of the watch travel accuracy detecting device according to the present invention in a second orientation;

fig. 5 is a schematic structural view of the tray of the present invention;

FIG. 6 is a schematic structural view of a second embodiment of the watch travel accuracy detecting device of the present invention;

fig. 7 is a flowchart of a method for detecting the travel time accuracy of a watch.

The reference numbers in the figures illustrate: 1. a frame; 11. a support arm; 12. a base plate; 2. a fixed table; 3. an orientation adjusting member; 31. rotating the support shaft; 32. a rotating shaft; 4. a tray assembly; 41. a body; 42. a partition plate; 43. a clamp; 44. an automatic winding device; 5. mounting a plate; 6. a support frame; 7. an image acquisition component; 8. a thermostat; 81. a temperature display; 9. the core to be tested.

Detailed Description

In order to better understand the purpose, structure and function of the present invention, the following description is made in detail with reference to the accompanying drawings.

As shown in fig. 1, the utility model discloses a detection device, which comprises a frame 1, frame 1 includes bottom plate 12 and fixes the support arm 11 that is vertical state at bottom plate 12 top surface, set up position adjusting part 3 on the support arm 11, position adjusting part 3 tip is equipped with fixed station 2, set up the fixed tray subassembly 4 that awaits measuring core 9 on the fixed station 2, tray subassembly 4 includes a plurality of stations that await measuring, tray subassembly 4 top sets up image acquisition part 7, image acquisition part 7 is connected with the controller, through adjusting image acquisition part 7 and each core 9 that awaits measuring of station that awaits measuring to aim at, and shoot the dial plate of core 9 that awaits measuring, in order to acquire the detection time data of core 9 that awaits measuring, the controller acquires standard time data in step, through comparing detection time data and standard time data in order to obtain the error of walking of wrist-watch.

Generally, the detection orientation of a mechanical watch is divided into a surface-up position, a surface-down position, a watch handle-up position, a twelve-point upward position, a six-point upward position, and a nine-point upward position. As shown in fig. 2-4, the orientation adjustment component 3 includes a rotation support shaft 31 and a rotation shaft 32, one end of the rotation support shaft 31 is rotatably fixed on the support arm 11, a motor is disposed in the rotation support shaft 31 to drive the rotation support shaft 31 to rotate the fixed platform 2 in a vertical plane, the other end of the rotation support shaft 31 is hinged to the rotation shaft 32, the other end of the rotation shaft 32 is fixedly connected to the fixed platform 2, and a motor is also disposed at the end of the rotation support shaft 31 hinged to the rotation shaft 32 to drive the rotation shaft 32 to perform a reciprocating and tilting motion around the rotation support shaft 31, thereby implementing the control of the detection orientation.

As shown in fig. 5, the tray assembly 4 includes a square body 41, the body 41 is a box body with an upward opening, longitudinal and transverse alternate partition plates 42 are arranged in the body 41, the partition plates 42 divide the body 41 into a plurality of stations to be measured arranged in a matrix, as shown in fig. 5, the tray assembly 4 is 5 rows and 5 columns of stations to be measured, a clamp 43 for fixing the movement 9 to be measured is arranged in each station to be measured, an automatic winding up device 44 is arranged in the station to be measured on one side of the clamp 43, the movement 9 to be measured has a uniform dial and a pointer, the movement 9 to be measured is fixed at the station to be measured by the clamp 43 so as not to be loosened at any position, and the watch of the movement 9 to be measured is arranged in the automatic winding up device 44 so. In the detection process, not all stations to be detected of the tray assembly 4 are occupied, and the implementation of the whole detection process is not influenced by the vacant stations to be detected. At this time, the fixed table 2 may be square, a groove body with a U-shaped cross section is disposed on the table surface of the fixed table 2 opposite to the fixed tray assembly 4, the rotary supporting shaft 31 is disposed in the U-shaped groove body, and the rotating shaft 32 is fixed at the center of the U-shaped groove body.

The image acquisition part 7 is a camera, preferably, a high-speed visual recognition lens is adopted, the image acquisition part 7 is fixed on the support frame 6, the number of the image acquisition part 7 is a value within a range from one to the number of stations to be measured, two ends of the support frame 6 are movably fixed in the mounting plates 5 at two sides of the tray assembly 4 respectively, and the camera is aligned with the movement 9 to be measured by translating the support frame 6.

As shown in fig. 2, the number of the cameras is the same as the number of rows or columns of the stations to be measured, the mounting plates 5 are disposed at two ends of the rows or columns of the stations to be measured, the mounting plates 5 are respectively provided with guide holes, two ends of the supporting frame 6 are respectively inserted into the guide holes at two sides, the supporting frame 6 is connected with the translation component, and the cameras are aligned with the movement 9 to be measured on each row or each column by adjusting the translation component. The translation component can be a screw and nut transmission structure, a worm and gear transmission structure, a belt transmission structure, a telescopic rod and other linear transmission structures.

As shown in fig. 6, the number of the image acquisition parts 7 can be consistent with the number of the stations to be measured, the two ends of the support frame 6 are respectively fixed with the mounting plates 5 on the two sides, and each camera only takes a picture of the dial plate of one unique movement 9 to be measured to form image information.

In addition, the quantity of camera is one, and the tip of camera passes through the gliding fixing of translation part on support frame 6, and the guiding hole of both sides mounting panel 5 is arranged respectively in at the both ends of support frame 6, and support frame 6 is connected with the translation part, can make camera and each core 9 alignment that awaits measuring through adjusting above-mentioned two translation parts.

The standard time data is obtained by acquiring standard time of an atomic clock or a satellite time service signal source and the like through a controller, and values of time, minutes and seconds of the standard time at corresponding time are obtained through the standard time.

The detection device further comprises a constant temperature component for controlling the temperature of the environment detected by the watch, so that a stable detection environment is provided for the watch detection, as shown in fig. 1, the constant temperature component is a constant temperature box 8, a temperature display 81 is arranged on the outer wall of the constant temperature box 8, the rack 1 is arranged in the constant temperature box 8, so as to ensure that the environment when the watch is detected when the watch runs is stable enough, and generally, the detection temperature is generally set to be three temperature sections of high temperature, medium temperature and low temperature, the temperature coefficient of the watch can be detected in the three temperature sections, and the temperature of the three temperature sections can be set to be 38 ℃, 23 ℃ and 8 ℃.

Besides, the constant temperature component can also be a constant temperature component arranged in the fixed platform 2, such as a heating wire and a semiconductor refrigerating sheet arranged in the fixed platform 2, so that the function of local refrigeration or heating can be realized, and the requirement of the detection process on the temperature can be met.

As shown in fig. 7, the present application further provides a method for detecting a timing accuracy, which mainly includes the following steps:

detection parameter setting step S1: installing a machine core 9 to be detected in a station to be detected of the tray component 4, and presetting a detection direction in a controller;

adjustment step S2: adjusting the direction adjusting component 3 to a preset detection direction;

step S3 of synchronously acquiring the detection time data and the standard time data: the image acquisition part 7 is aligned with the core 9 to be detected on the station to be detected, the dial is photographed, the image information is transmitted to the controller, meanwhile, the controller acquires standard time, the controller converts the image information into detection time data, and the standard time is converted into standard time data;

determination step S4: and comparing the standard time data with the detection time data, generating a detection result and outputting a detection report.

In the step S3 of synchronously acquiring the detection time data and the standard time data, the image acquisition component 7 is aligned with the station to be measured by controlling the translation or rotation of the support frame 6, and the accuracy of the travel time of the watch in different time periods is obtained by circularly photographing. If a specific movement 9 to be tested is continuously detected at a specific time point for multiple days, the travel time accuracy of the watch in a longer time can be obtained.

The standard time is obtained by acquiring the standard time of an atomic clock or a satellite time service signal source and the like through a controller.

In the step S1, the method further includes the steps of presetting a detection temperature in the controller, and turning on the thermostat to stabilize the ambient temperature of the watch to the preset detection temperature.

After image acquisition part 7 shot the watch plate, the controller codes the watch plate and generates the only code that corresponds with the core 9 that awaits measuring, like the two-dimensional code, promotes the traceability of testing process greatly.

The detection device can simultaneously detect a large number of machine cores by arranging a plurality of stations to be detected, realizes multidirectional detection requirements through the position adjusting part 3, improves the detection efficiency, greatly improves the detection precision, realizes constant temperature control on the environmental temperature of the watch through the constant temperature part in the test process, effectively improves the influence of the environmental temperature on the detection result, and has high detection precision; the detection device adopts a plurality of high-speed visual identification lenses, realizes the alignment of the lenses and the core 9 to be detected by controlling the translation or rotation of the support frame 6, takes pictures of the dial to obtain image information, further obtains detection time data, has high accuracy, truly simulates the time precision observed by human eyes, and can realize the detection under continuous multiple days, various directions and different constant temperatures.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims

1. The device for detecting the travel precision of the watch is characterized by comprising a rack (1), a tray assembly (4) and an image acquisition component (7), wherein the rack (1) is provided with an orientation adjusting component (3), the end part of the orientation adjusting component (3) is provided with a fixed table (2), the tray assembly (4) is fixed on the fixed table (2), the tray assembly (4) comprises a plurality of stations to be detected, the tray assembly (4) and the image acquisition component (7) are arranged oppositely, the image acquisition part (7) is connected with the controller, the image acquisition part (7) is adjusted to align with the movement (9) to be tested of each station to be tested, the dial plate of the movement (9) to be tested is photographed, so as to obtain the detection time data of the movement (9) to be detected, the controller synchronously obtains the standard time data, and the travel time error of the watch is obtained by comparing the detection time data with the standard time data.

2. The device for detecting the travel time precision of the watch according to claim 1, wherein the orientation adjusting member (3) comprises a rotating support shaft (31) and a rotating shaft (32), one end of the rotating support shaft (31) is rotatably fixed on the support arm (11) of the frame (1), the other end of the rotating support shaft (31) is hinged with one end of the rotating shaft (32), the other end of the rotating shaft (32) is connected with the fixed table (2), and both ends of the rotating support shaft (31) are provided with motors for driving the rotating support shaft (31) to rotate and driving the rotating shaft (32) to turn around the rotating support shaft (31).

3. The device for detecting the travel time precision of the watch according to claim 1, wherein the tray assembly (4) comprises a box-shaped body (41), a partition plate (42) is arranged in the body (41), the partition plate (42) divides the body (41) into a plurality of stations to be detected, a clamp (43) for fixing the movement (9) to be detected is arranged in each station to be detected, an automatic winding device (44) is arranged on one side of the clamp (43), and a watch handle of the movement (9) to be detected is arranged in the automatic winding device (44) so that the movement (9) to be detected is wound automatically.

4. The device for detecting the travel time precision of the watch according to claim 3, wherein a plurality of stations to be detected are distributed in an array mode, the image acquisition components (7) are fixed on the support frame (6), the number of the image acquisition components (7) is within a range from one to the number of the stations to be detected, two ends of the support frame (6) are movably fixed in the mounting plates (5) on two sides of the tray assembly (4) respectively, and the image acquisition components (7) are aligned with the movement (9) to be detected by translating the support frame (6).

5. The device for detecting the travel time precision of the watch according to claim 4, wherein the number of the image acquisition components (7) is consistent with the number of the stations to be detected, two ends of the support frame (6) are respectively fixed relative to the mounting plates (5) on two sides, and each image acquisition component (7) corresponds to each station to be detected one by one.

6. The device for detecting the travel time precision of the watch according to claim 4, wherein the number of the image acquisition components (7) is consistent with the number of rows or columns of the stations to be tested, the mounting plates (5) are arranged on two sides of the rows or columns of the stations to be tested, the mounting plates (5) are respectively provided with a guide hole, two ends of the support frame (6) are respectively inserted into the guide holes on the two sides, and the support frame (6) is connected with the translation component.

7. The device for detecting the travel time precision of the watch according to claim 4, wherein the number of the image acquisition components (7) is one, the end parts of the image acquisition components (7) are slidably fixed on the support frame (6) through the translation components, the two ends of the support frame (6) are respectively arranged in the guide holes of the mounting plates (5) at the two sides, and the support frame (6) is connected with the translation components.

8. The device for detecting the travel time precision of the watch according to claim 6 or 7, wherein the translation component is a screw and nut transmission structure, a worm and gear transmission structure, a belt transmission structure or a telescopic rod.

9. The device for detecting the travel time precision of the watch according to claim 1, wherein the standard time data is obtained by a controller acquiring the standard time of an atomic clock or a satellite time service signal source.

10. The device for detecting the travel time precision of the watch according to claim 1, characterized in that the device further comprises a thermostatic element, the thermostatic element is an oven (8), a temperature display (81) is arranged on the outer wall of the oven (8), and the frame (1) is arranged in the oven (8).

11. The device for detecting the travel time precision of the watch according to claim 1, characterized in that said detection device further comprises a thermostatic component, said thermostatic component is a thermostatic assembly arranged in the fixed table (2), said thermostatic assembly comprises a heating wire and a semiconductor refrigeration piece arranged in the fixed table (2).