CN217880014U - Test fixture of electronic watch - Google Patents
Test fixture of electronic watch Download PDFInfo
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- CN217880014U CN217880014U CN202220689764.6U CN202220689764U CN217880014U CN 217880014 U CN217880014 U CN 217880014U CN 202220689764 U CN202220689764 U CN 202220689764U CN 217880014 U CN217880014 U CN 217880014U
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Abstract
The utility model discloses a test fixture of electronic watch, include: the fixture comprises a fixture body, wherein the upper end surface of the fixture body is provided with a mounting position and a detection groove; the first detection mechanism is arranged in the jig body and comprises a first probe arranged in the detection groove, and the upper end part of the first probe is exposed out of the detection groove; the second detection mechanism comprises a mounting plate arranged on one side part of the jig body and a second probe elastically connected to the mounting plate through an elastic piece; one end of the second probe faces the electronic watch. During detection, the upper end part of the first probe is abutted with the lower end part of the electronic watch, and the first probe detects the lower end part of the electronic watch; the second probe performs a detection operation on a side portion of the electronic timepiece. The test fixture can simultaneously complete the detection of the lower end part and the side part of the electronic watch, and the performance of the electronic watch is judged by combining the detection results of a plurality of detection positions, so that the detection precision can be improved, and the outflow of defective products is avoided.
Description
Technical Field
The utility model relates to a tool technical field especially relates to a test fixture of electronic watch.
Background
Electronic watches are watches with electronic components mounted inside, and are generally of two types, namely, liquid crystal display digital type and quartz pointer type. Not only can display time, but also can display week and date. During the production process, the electronic watch is required to be subjected to high temperature and humidity resistance tests in order to detect the properties of the electronic watch.
When the test fixture in the prior art is used, the electronic watch is only placed in the corresponding groove and then placed in high-temperature and high-humidity environment test equipment; however, the probe of the conventional jig is arranged on the base, and only the bottom of the electronic watch can be detected, but the side part of the electronic watch cannot be detected, and the lack of the detection can cause that the test result of the watch is not accurate enough and cannot meet the use requirement.
Therefore, it is necessary to improve the electronic watch testing jig in the prior art to solve the technical problem that the detection result is inaccurate because the side portion of the electronic watch cannot be detected.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a test fixture of electronic watch solves above technical problem.
To achieve the purpose, the utility model adopts the following technical proposal:
a test jig for an electronic timepiece includes:
the jig comprises a jig body, wherein the upper end surface of the jig body is provided with an installation position for installing an electronic watch and a detection groove positioned right below the electronic watch;
the first detection mechanism is arranged in the jig body and comprises a first probe arranged in the detection groove, and the upper end part of the first probe is exposed out of the detection groove;
the second detection mechanism comprises a mounting plate arranged on one side part of the jig body and a second probe elastically connected to the mounting plate through an elastic piece; one end of the second probe faces the electronic watch.
Optionally, the test fixture further includes:
the PCB mainboard is installed on the lower end face of the jig body, and the first probe and the second probe are respectively electrically connected with the PCB mainboard.
Optionally, the first detection mechanism further includes:
the first probe is arranged on the upper end surface of the base, and a through hole is formed in the base;
a first conductor pin mounted in the through hole; the upper end part of the first conductor needle penetrates through the upper end surface of the base and is connected with the first probe, and the lower end part of the first conductor needle penetrates through the lower end surface of the base and is connected with the PCB main board.
Optionally, the first probe comprises two conductive foam bodies, and the two conductive foam bodies are symmetrically arranged around the central line of the upper end surface of the base;
and the inner side wall of the conductive foam body is provided with an arc-shaped transition surface, and the transition surface is used for being abutted against the lower end part of the electronic watch.
Optionally, the mounting plate is provided with a mounting hole along the length direction of the second probe, and the second probe is slidably connected in the mounting hole;
the elastic piece is a spring and is sleeved outside the second probe, and two end parts of the spring are respectively connected with the mounting plate and the second probe.
Optionally, the second detection mechanism further comprises a cover plate and a copper foil guide block, an accommodating groove is formed in one end surface of the mounting plate, which is far away from the jig body, and the cover plate and the copper foil guide block are sequentially arranged in the accommodating groove;
and a second conductor part used for being electrically connected with the second probe and a third conductor part used for being electrically connected with the PCB mainboard are arranged on one wall surface of the copper foil guide block close to the mounting plate.
Optionally, a sliding groove is formed in one end portion, close to the copper foil guide block, of the second probe, the second conductor portion is connected in the sliding groove in a sliding mode, and the second conductor portion is abutted to a groove wall of the sliding groove.
Optionally, one end of the third conductor part, which is far away from the copper foil guide block, penetrates through the mounting plate;
and a fourth conductor part is arranged on the jig body corresponding to the third conductor part, the first end part of the fourth conductor part is abutted against the third conductor part, and the second end part of the fourth conductor part is electrically connected with the PCB mainboard.
Optionally, a guide block is arranged on one side wall of the jig body, a guide hole is formed in the mounting plate at a position corresponding to the guide block, and the guide block is slidably connected in the guide hole;
the mounting panel is close to the preset position on a wall of the jig body is provided with a first magnetic attraction part, and the jig body is provided with a second magnetic attraction part matched with the first magnetic attraction part, so that the mounting panel and the jig body can be detachably connected.
Optionally, the mounting position is provided with at least two first positioning pins and at least one second positioning pin;
the height of the first positioning pin is larger than that of the first positioning pin, and the first positioning pin is arranged on the outer side of the second positioning pin.
Compared with the prior art, the utility model discloses following beneficial effect has: during detection, the second probe is pressed to be close to the mounting plate, the electronic watch is positioned on the upper end face of the jig body through the mounting position, the upper end part of the first probe is abutted with the lower end part of the electronic watch, and the first probe detects the lower end part of the electronic watch; and simultaneously, the second probe is released, the elastic piece drives the second probe to move to be abutted against one side part of the electronic watch, and the second probe detects the side part of the electronic watch. The test fixture can simultaneously complete the detection of the lower end part and the side part of the electronic watch, and the performance of the electronic watch is judged by combining the detection results of a plurality of detection positions, so that the detection precision can be improved, and the outflow of defective products is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
The structure, proportion, size and so on shown in the drawings of the present specification are only used to cooperate with the content disclosed in the specification for the understanding and reading of the people skilled in the art, and are not used to limit the limit conditions of the present invention, so that the present invention does not have the essential significance in the technology, and any structure modification, proportion relation change or size adjustment should still fall within the scope covered by the technical content disclosed in the present invention without affecting the function and the achievable by the present invention.
FIG. 1 is a schematic view of the testing fixture;
FIG. 2 is a schematic top view of the test fixture;
FIG. 3 isbase:Sub>A schematic cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a schematic view of the test fixture at the point B in FIG. 3;
FIG. 5 is a schematic structural diagram of a second detecting mechanism of the testing fixture;
fig. 6 is a schematic exploded view of the testing fixture.
Illustration of the drawings:
the jig comprises a jig body 1, a mounting position 11, a detection groove 12, a first positioning pin 13, a second positioning pin 14, a fourth conductor part 15, a guide block 16 and a second magnetic part 17;
the first detection mechanism 2, the first probe 21, the base 22, the conductive foam body 211 and the transition surface 212;
the second detection mechanism 3, the mounting plate 31, the elastic piece 32, the second probe 33, the cover plate 34, the copper foil guide block 35, the second conductor part 36, the third conductor part 37, the guide hole 38, the first magnetic suction part 39, the accommodating groove 311 and the chute 331;
a PCB main board 4.
Detailed Description
To make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention are clearly and completely described in the embodiments of the present invention with reference to the drawings, and obviously, the embodiments described below are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. It should be noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
With reference to fig. 1 to 6, an embodiment of the present invention provides a test fixture for an electronic watch, including:
the jig comprises a jig body 1, wherein the upper end face of the jig body 1 is provided with a mounting position 11 for mounting an electronic watch and a detection groove 12 positioned right below the electronic watch;
the first detection mechanism 2 is installed in the jig body 1, the first detection mechanism 2 comprises a first probe 21 installed in the detection groove 12, and the upper end of the first probe 21 is exposed out of the detection groove 12;
the second detection mechanism 3 comprises a mounting plate 31 mounted on one side part of the jig body 1 and a second probe 33 elastically connected to the mounting plate 31 through an elastic piece 32; one end of the second probe 33 faces the electronic watch.
In the detection operation in this embodiment, the probe is brought into contact with the surface of the electronic timepiece, and the presence or absence of an electric signal is detected by the presence or absence of the probe, thereby determining the presence or absence of the occurrence of the leakage phenomenon in the electronic timepiece.
The utility model discloses a theory of operation does: during detection, the second probe 33 is pressed to be close to the mounting plate 31, the electronic watch is positioned on the upper end face of the jig body 1 through the mounting position 11, the upper end part of the first probe 21 is in contact with the lower end part of the electronic watch, and the first probe 21 detects the lower end part of the electronic watch; at the same time, the second probe 33 is released, the elastic member 32 drives the second probe 33 to move to contact with one side portion of the electronic timepiece, and the second probe 33 detects the side portion of the electronic timepiece. Compared with the jig in the prior art, the test jig can simultaneously complete the detection of the lower end part and the side part of the electronic watch, the performance of the electronic watch is judged by combining the detection results of a plurality of detection positions, the detection precision can be improved, and the outflow of defective products is avoided.
It should be noted that the electronic watch in this scheme actually includes a carrier plate and an electronic watch body (product itself), that is, the electronic watch body is positioned on the carrier plate, and then the electronic watch body and the carrier plate are positioned on the jig body 1; this is because the electronic timepiece main body is irregular in shape and inconvenient to position, and therefore, it is necessary to position the electronic timepiece main body by a dedicated carrier plate.
In this embodiment, at least two first positioning pins 13 and at least one second positioning pin 14 are disposed on the mounting position 11;
the height of the first positioning pin 13 is greater than that of the first positioning pin 13, and the first positioning pin 13 is disposed outside the second positioning pin 14.
As shown in fig. 1, the number of the first positioning pins 13 and the second positioning pins 14 is four, and the first positioning pins 13 are distributed at four corners of the jig body 1;
as described above, the carrier plate is pre-provided with hole sites matching with the first positioning pins 13 and the second positioning pins 14;
during installation, a carrier plate (loaded with an electronic watch body) is placed on the jig body 1 from top to bottom, is connected with the first positioning pin 13 firstly, and plays a role in coarse positioning, and meanwhile, the upper end part of the first positioning pin 13 is in an inclined plane shape and plays a role in guiding; and then the positioning pin is connected with the second positioning pin 14 to play a role of fine positioning, and the two groups of positioning pins are combined to fully position the electronic watch.
Wherein preferred, set up first locating pin 13 is for inhaling formula locating pin, convenience of customers's counterpoint.
In this embodiment, the test fixture further includes:
the PCB mainboard 4 is arranged on the lower end face of the jig body 1, and the first probe 21 and the second probe 33 are respectively and electrically connected with the PCB mainboard 4. During operation, detection signals of the first probe 21 and the second probe 33 can be directly transmitted to the PCB main board 4, the PCB main board 4 processes and collects the detection signals, and a detection result is generated and displayed to a user.
Specifically, the first detection mechanism 2 further includes:
the base 22 is installed in the jig body 1, the first probe 21 is installed on the upper end face of the base 22, and a through hole is formed in the base 22;
a first conductor portion installed in the through hole; the upper end of the first conductor part penetrates through the upper end face of the base 22 and is connected with the first probe 21, the lower end of the first conductor part penetrates through the lower end face of the base 22 and is connected with the PCB main board 4, so that the first probe 21 is communicated with the PCB main board 4, and when the first probe 21 is detected, the first conductor part transmits a detection signal of the first probe 21 to the PCB main board 4.
As a preferable scheme of this embodiment, the first probe 21 includes two conductive foam bodies 211, and the two conductive foam bodies 211 are symmetrically arranged with respect to a center line of the upper end surface of the base 22;
and the inner side wall of the conductive foam body 211 is provided with an arc-shaped transition surface 212, and the transition surface 212 is used for being abutted with the lower end part of the electronic watch.
As shown in fig. 6, the two pieces of conductive foam 211 are semi-circular and symmetrically distributed, which is advantageous in that they can sufficiently contact with the lower end of the electronic watch without scratching the electronic watch.
In this embodiment, the mounting plate 31 is provided with a mounting hole along the length direction of the second probe 33, and the second probe 33 is slidably connected in the mounting hole;
the elastic member 32 is a spring, and is sleeved outside the second probe 33, and two end portions of the spring are respectively connected with the mounting plate 31 and the second probe 33.
When the electronic watch is operated, the second probe 33 is abutted against the side wall of the electronic watch, and the spring can provide a jacking force to enable the second probe 33 to be fully contacted with the electronic watch, so that the accuracy of a detection result is ensured; meanwhile, the distance between the second probes 33 is adjustable through the arrangement of the springs, the second probes can be adapted to the detection work of electronic watches with various sizes, and the application range is widened.
Specifically, the second detection mechanism 3 further includes a cover plate 34 and a copper foil guide block 35, an end surface of the mounting plate 31, which is away from the jig body 1, is provided with a receiving groove 311, and the cover plate 34 and the copper foil guide block 35 are sequentially mounted in the receiving groove 311;
a second conductor part 36 for electrically connecting with the second probe 33 and a third conductor part 37 for electrically connecting with the PCB main board 4 are provided on one wall surface of the copper foil guide 35 close to the mounting plate 31.
Referring to fig. 2, the second probe 33 is transversely disposed at the upper end of the mounting plate 31, and the second probe 33 is conducted with the PCB board 4 under the action of the copper foil guide block 35, the second conductor part 36 and the third conductor part 37, and the cover plate 34 covers the copper foil guide block 35 to protect the PCB board from being damaged.
In a further description, a sliding slot 331 is formed at an end of the second probe 33 close to the copper foil guide 35, the second conductor portion 36 is slidably connected in the sliding slot 331, and the second conductor portion 36 is in contact with a slot wall of the sliding slot 331. When the second probe 33 moves elastically, the groove wall of the sliding groove 331 slides relative to the second conductor 36, but the two are always in contact with each other, i.e., the two are always electrically connected.
In this embodiment, one end of the third conductor part 37, which is far from the copper foil guide block 35, penetrates through the mounting plate 31;
a fourth conductor part 15 is arranged on the jig body 1 corresponding to the third conductor part 37, a first end of the fourth conductor part 15 is abutted against the third conductor part 37, and a second end of the fourth conductor part 15 is electrically connected with the PCB main board 4.
A guide block 16 is arranged on one side wall of the jig body 1, a guide hole 38 is formed in the mounting plate 31 at a position corresponding to the guide block 16, and the guide block 16 is slidably connected in the guide hole 38;
the mounting panel 31 is close to preset position on a wall of tool body 1 is provided with first magnetism portion 39 of inhaling, be provided with on the tool body 1 with first magnetism portion 39 matched with second magnetism portion 17 of inhaling makes mounting panel 31 with tool body 1 can dismantle the connection.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A test fixture for an electronic watch is characterized by comprising:
the jig comprises a jig body (1), wherein the upper end face of the jig body (1) is provided with a mounting position (11) for mounting an electronic watch and a detection groove (12) positioned right below the electronic watch;
the first detection mechanism (2) is arranged in the jig body (1), the first detection mechanism (2) comprises a first probe (21) arranged in the detection groove (12), and the upper end part of the first probe (21) is exposed out of the detection groove (12);
the second detection mechanism (3) comprises a mounting plate (31) mounted on one side part of the jig body (1) and a second probe (33) elastically connected to the mounting plate (31) through an elastic piece (32); one end of the second probe (33) faces the electronic watch.
2. The test fixture for an electronic timepiece according to claim 1, further comprising:
the PCB main board (4) is installed on the lower end face of the jig body (1), and the first probe (21) and the second probe (33) are electrically connected with the PCB main board (4) respectively.
3. A test fixture for an electronic watch according to claim 2, wherein the first detection mechanism (2) further comprises:
the fixture comprises a fixture body (1), a base (22), a first probe (21), a second probe and a third probe, wherein the base (22) is arranged in the fixture body (1), the first probe (21) is arranged on the upper end face of the base (22), and a through hole is formed in the base (22);
a first conductor pin mounted in the through hole; the upper end part of the first conductor needle penetrates through the upper end surface of the base (22) and is connected with the first probe (21), and the lower end part of the first conductor needle penetrates through the lower end surface of the base (22) and is connected with the PCB main board (4).
4. The test jig for an electronic timepiece according to claim 3, wherein the first probe (21) includes two pieces of conductive foam (211), the two pieces of conductive foam (211) being disposed symmetrically with respect to a center line of an upper end surface of the base (22);
and the inner side wall of the conductive foam body (211) is provided with an arc-shaped transition surface (212), and the transition surface (212) is used for being abutted against the lower end part of the electronic watch.
5. The test fixture for the electronic watch according to claim 4, wherein the mounting plate (31) is provided with mounting holes along a length direction of the second probe (33), and the second probe (33) is slidably connected in the mounting holes;
the elastic piece (32) is a spring and is sleeved outside the second probe (33), and two end parts of the spring are respectively connected with the mounting plate (31) and the second probe (33).
6. The test fixture for the electronic watch according to claim 5, wherein the second detection mechanism (3) further comprises a cover plate (34) and a copper foil guide block (35), a containing groove (311) is formed in one end face, away from the fixture body (1), of the mounting plate (31), and the cover plate (34) and the copper foil guide block (35) are sequentially installed in the containing groove (311);
and a second conductor part (36) used for being electrically connected with the second probe (33) and a third conductor part (37) used for being electrically connected with the PCB mainboard (4) are arranged on one wall surface of the copper foil guide block (35) close to the mounting plate (31).
7. The test fixture for the electronic watch according to claim 6, wherein a sliding groove (331) is formed at one end of the second probe (33) close to the copper foil guide block (35), the second conductor part (36) is slidably connected in the sliding groove (331), and the second conductor part (36) abuts against a groove wall of the sliding groove (331).
8. The test fixture for an electronic timepiece according to claim 6, wherein an end of the third conductor portion (37) remote from the copper foil guide block (35) penetrates the mounting plate (31);
a fourth conductor part (15) is arranged on the jig body (1) corresponding to the third conductor part (37), the first end part of the fourth conductor part (15) is abutted against the third conductor part (37), and the second end part of the fourth conductor part (15) is electrically connected with the PCB main board (4).
9. The test fixture of an electronic watch according to claim 8, wherein a guide block (16) is arranged on one side wall of the fixture body (1), a guide hole (38) is formed in the mounting plate (31) at a position corresponding to the guide block (16), and the guide block (16) is slidably connected in the guide hole (38);
mounting panel (31) are close to preset the position on the wall of tool body (1) is provided with first magnetism and inhales portion (39), be provided with on tool body (1) with first magnetism is inhaled portion (39) matched with second magnetism and is inhaled portion (17), makes mounting panel (31) with tool body (1) can dismantle the connection.
10. Test jig for an electronic watch according to claim 1, characterized in that said mounting location (11) is provided with at least two first positioning pins (13) and at least one second positioning pin (14);
the height of the first positioning pin (13) is larger than that of the first positioning pin (13), and the first positioning pin (13) is arranged on the outer side of the second positioning pin (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220689764.6U CN217880014U (en) | 2022-03-28 | 2022-03-28 | Test fixture of electronic watch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220689764.6U CN217880014U (en) | 2022-03-28 | 2022-03-28 | Test fixture of electronic watch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217880014U true CN217880014U (en) | 2022-11-22 |
Family
ID=84086215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220689764.6U Active CN217880014U (en) | 2022-03-28 | 2022-03-28 | Test fixture of electronic watch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217880014U (en) |
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2022
- 2022-03-28 CN CN202220689764.6U patent/CN217880014U/en active Active
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