CN213813800U

CN213813800U - Testing assembly and positioning jig thereof

Info

Publication number: CN213813800U
Application number: CN202022639347.4U
Authority: CN
Inventors: 安忠玉
Original assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Current assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-07-27
Anticipated expiration: 2030-11-13

Abstract

The application provides a test assembly and a positioning jig thereof, wherein the positioning jig comprises a base, an auxiliary positioning piece and a pressing plate; the base is provided with a containing groove which is used for containing the electrochromic shell to be tested; the bottom of the accommodating groove is provided with a positioning column which is used for positioning the test circuit board; the auxiliary positioning piece is fixed at the bottom of the base accommodating groove and provided with a positioning groove, and the positioning groove is used for positioning the connecting end of the flexible circuit board of the electrochromic shell to be tested; the pressing plate is used for covering and pressing the test circuit board and is matched with the base to press the contact points on the test circuit board to the connecting end of the flexible circuit board of the electrochromic shell to be tested. The positioning jig provided by the embodiment of the application has the characteristics of simple structure and convenience in operation, and is suitable for batch detection of the performance of the electrochromic shell.

Description

Testing assembly and positioning jig thereof

Technical Field

The utility model relates to an electrochromic casing performance auxiliary test mechanism's technical field specifically is to relate to a test component and positioning jig thereof.

Background

Electrochromic technology is being applied as a relatively new technology, and as people research and master the technology more and more, large-scale application may appear after the technology is gradually matured. The electrochromic battery cover (hereinafter referred to as battery cover) is formed by pressing an electrochromic membrane onto a glass battery cover to form an appearance, and the electrochromic membrane is provided with an FPC (flexible printed circuit) to be connected with a mobile phone mainboard to obtain an electric signal. The electrochromic membrane is pressed on the glass battery cover, and then all the processes are carried out until the final mobile phone product is shipped, so that the function of the electrochromic membrane needs to be detected. In order to complete the detection, a detection circuit board is specially designed to run a detection program. When the device is used, the detection plate is connected with the battery cover to be detected, and the color change condition of the membrane is observed. In the prior art, the detection plate and the tested battery cover can only be connected by directly operating with hands of an operator. The operation mode has poor reliability and stability and low efficiency, and cannot meet the requirement of mass production.

SUMMERY OF THE UTILITY MODEL

The first aspect of the embodiment of the present application provides a positioning jig, positioning jig includes:

the base is provided with a containing groove, and the containing groove is used for containing the electrochromic shell to be tested; the bottom of the accommodating groove is provided with a positioning column which is used for positioning the test circuit board;

the auxiliary positioning piece is fixed at the bottom of the base accommodating groove and provided with a positioning groove, and the positioning groove is used for positioning the connecting end of the flexible circuit board of the electrochromic shell to be tested;

and the pressing plate is used for covering and pressing the test circuit board and is matched with the base to press the contact points on the test circuit board to the connecting end of the flexible circuit board of the electrochromic shell to be tested.

In a second aspect, an embodiment of the present application provides a testing assembly, where the testing assembly includes a testing circuit board and the positioning fixture in any one of the above embodiments, and the testing circuit board is provided with a positioning hole for matching with the positioning pillar on the base.

According to the positioning jig provided by the embodiment of the application, the base made of the transparent material is designed, so that the color change condition of the electrochromic shell can be observed conveniently during detection; the positioning columns are arranged on the base, so that the test circuit board can be positioned; in addition, an auxiliary positioning part is designed, so that the connecting end of the electrochromic shell flexible circuit board to be tested can be positioned, the connecting end of the electrochromic shell flexible circuit board to be tested can be in contraposition fit with the contact on the test circuit board, and further, a pressing plate structure is designed, so that the connecting reliability of the connecting end of the electrochromic shell flexible circuit board to be tested and the contact on the test circuit board in the test process can be ensured. The positioning jig has the characteristics of simple structure and convenience in operation, and is suitable for batch detection of the performance of the electrochromic shell.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the test assembly of the present application;

FIG. 2 is a schematic diagram of a split structure of the test assembly in the embodiment of FIG. 1;

FIG. 3 is a schematic structural diagram of the base in the embodiment of FIG. 1;

FIG. 4 is a schematic structural diagram of the test circuit board in the embodiment of FIG. 2;

FIG. 5 is an enlarged view of a portion of the structure at A in FIG. 2;

FIG. 6 is a schematic diagram showing a test assembly in the embodiment of FIG. 2, partially disassembled;

FIG. 7 is a schematic diagram of a partial structure of the test assembly of FIG. 6;

FIG. 8 is a schematic view of the platen shown in another perspective, with the platen shown in a disassembled configuration;

FIG. 9 is a schematic view of the base of the embodiment of FIG. 3 from another perspective;

FIG. 10 is a schematic, exploded view of another embodiment of a test assembly of the present application;

FIG. 11 is an enlarged view of a portion of the structure at B in FIG. 10;

fig. 12 is a schematic view of another viewing angle of the electrochromic housing.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be noted that the following examples are only for illustrating the present invention, but do not limit the scope of the present invention. Similarly, the following embodiments are only some but not all embodiments of the present invention, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

As used herein, an "electronic device" (or simply "terminal") includes, but is not limited to, an apparatus that is configured to receive/transmit communication signals via a wireline connection, such as via a Public Switched Telephone Network (PSTN), a Digital Subscriber Line (DSL), a digital cable, a direct cable connection, and/or another data connection/network, and/or via a wireless interface (e.g., for a cellular network, a Wireless Local Area Network (WLAN), a digital television network such as a DVB-H network, a satellite network, an AM-FM broadcast transmitter, and/or another communication terminal). A communication terminal arranged to communicate over a wireless interface may be referred to as a "wireless communication terminal", "wireless terminal" or "mobile terminal". Examples of mobile terminals include, but are not limited to, satellite or cellular telephones; a Personal Communications System (PCS) terminal that may combine a cellular radiotelephone with data processing, facsimile and data communications capabilities; PDAs that may include radiotelephones, pagers, internet/intranet access, Web browsers, notepads, calendars, and/or Global Positioning System (GPS) receivers; and conventional laptop and/or palmtop receivers or other electronic devices that include a radiotelephone transceiver. A cellular phone is an electronic device equipped with a cellular communication module.

Referring to fig. 1 and 2 together, fig. 1 is a schematic overall structure diagram of an embodiment of a test assembly of the present application, and fig. 2 is a schematic exploded structure diagram of the test assembly in the embodiment of fig. 1; it should be noted that, the test component in the present application is used in a process of testing performance of the electrochromic housing, the electrochromic housing may be used in an electronic device, and the electronic device may include a mobile phone, a tablet computer, a notebook computer, a wearable device, and the like, which is not limited specifically here. The test assembly includes, but is not limited to, the following structural components: a positioning fixture 10 and a testing circuit board 90. It should be noted that the terms "comprises" and "comprising," and any variations thereof, in the embodiments of the present application, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or may alternatively include other steps or elements inherent to such process, method, article, or apparatus.

Specifically, the positioning fixture 10 includes a base 100, an auxiliary positioning member 200, and a pressing plate 300. Referring to fig. 3, fig. 3 is a schematic structural diagram of the base in the embodiment of fig. 1, and optionally, the base 100 in the embodiment is made of a transparent material, such as glass or transparent resin, and the specific material selection of the base 100 is within the understanding range of those skilled in the art, and is not limited herein. The base 100 made of transparent material can conveniently observe the color change condition of the electrochromic shell 80 to be tested, and confirm the test result.

Referring to fig. 3, the base 100 is provided with a receiving groove 101, and the receiving groove 101 is used for receiving the electrochromic housing 80 to be tested; the outline shape of the accommodating groove 101 may be the same as or approximately the same as the outline shape of the periphery of the electrochromic housing 80 to be tested, so that the accommodating groove 101 may be adapted and positioned to the electrochromic housing 80.

Optionally, the bottom of the accommodating groove 101 is provided with two or more positioning pillars 102, wherein the number of the positioning pillars 102 may be two or more. And is not particularly limited herein. The positioning posts are used for positioning the test circuit board 90. Referring to fig. 4, fig. 4 is a schematic structural diagram of the test circuit board in the embodiment of fig. 2, the test circuit board 90 is provided with a positioning hole 91 for matching with the positioning post 102 on the base 100, and the positioning hole 91 is matched with the positioning post 102 to realize the positioning of the base 100 and the test circuit board 90.

Referring to fig. 5, fig. 5 is an enlarged view of a portion of a structure shown in fig. 2 a, an annular step surface 1021 is disposed at a top of the positioning pillar 102, and the positioning hole 91 of the test circuit board 90 is in positioning fit with the annular step surface 1021. So that the positioning posts 102 serve the purpose of spacing the test circuit board 90 from the electrochromic housing 80 to be tested and supporting the test circuit board 90.

Referring to fig. 3, a positioning protrusion 103 is disposed on a side wall of the accommodating groove 101, the positioning protrusion 103 extends toward an inner side of the accommodating groove 101, and the positioning protrusion 103 is used for positioning the to-be-tested electrochromic housing 80 accommodated in the accommodating groove 101. The electrochromic housing 80 to be tested is prevented from being easily separated from the receiving groove 101.

Optionally, two opposite sides of the accommodating groove 101 are respectively provided with an avoiding opening 104, the avoiding opening 104 penetrates through the side wall of the base 100 and is communicated with the accommodating groove 101, and the avoiding opening 104 is used for avoiding structures such as operating fingers or a manipulator of a user when the electrochromic housing 80 is placed in or taken out of the accommodating groove 101.

Optionally, with continued reference to fig. 1, fig. 2, fig. 3, and fig. 5, an avoiding groove 105 is formed at an edge position of the base 100, and the test circuit board 90 extends to the avoiding groove 105; dodge to be equipped with location muscle 1051 on the lateral wall of groove 105, be equipped with location opening 92 on test circuit board 90, location opening 92 with location muscle 1051 cooperation is realized right test circuit board 90 is in the ascending location of test circuit board extending direction, and wherein, test circuit board 90 can be connected with outside test line 93, and at the in-process of test line 93 with test circuit board 90 plug, can be at test circuit board 90 plane extending direction (X direction in figure 4) power greatly, realizes the location through location opening 92 on the test circuit board 90 and the cooperation of location muscle 1051 on the base 100 in this application embodiment.

Referring to fig. 6, fig. 6 is a schematic diagram illustrating a partial structure of the test assembly in the embodiment of fig. 2, in which the auxiliary positioning element 200 is fixed at the bottom of the accommodating groove 101 of the base 100, specifically, a sub-accommodating groove 1010 is disposed at the bottom of the accommodating groove 101 of the base 100, and the auxiliary positioning element 200 is disposed in the sub-accommodating groove 1010. Referring to fig. 5 to 7, fig. 7 is a schematic view of a partial structure of the testing assembly shown in fig. 6, the auxiliary positioning element 200 is provided with a positioning groove 210, the positioning groove 210 is used for positioning a connection end 810 of a flexible circuit board 81 of an electrochromic housing 80 to be tested, one end of the flexible circuit board 81 of the electrochromic housing 80 is connected to a main body of the electrochromic housing 80, and the other end (i.e., the connection end 810) is in positioning fit with the positioning groove 210 of the auxiliary positioning element 200.

Optionally, the connection end 810 of the flexible circuit board 81 of the electrochromic housing 80 is attached with the reinforcing plate 82, and the connection end 810 is provided with a pad. The shape of the positioning groove 210 on the auxiliary positioning member 200 is matched with the shape of the reinforcing plate 82 of the flexible circuit board 81 connecting end 810 of the electrochromic shell 80 to be tested, and the positioning groove 210 is used for positioning the reinforcing plate 82. It should be noted that the terms "first", "second" and "third" in the embodiments of the present application are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include at least one of the feature.

With reference to fig. 2, the pressing plate 300 is used to cover the testing circuit board 90 and cooperate with the base 100 to press the contact points on the testing circuit board 90 onto the pads of the connecting terminals 810 of the flexible circuit board of the electrochromic housing 80 to be tested. Referring to fig. 3 and 8, fig. 8 is a schematic view of a press plate with a split structure at another viewing angle, a plurality of first positioning magnetic bodies 106 are disposed at the edge of the base 100, a plurality of second positioning magnetic bodies 310 are disposed on the press plate 300, and the first positioning magnetic bodies 106 and the second positioning magnetic bodies 310 are aligned and matched to realize the positioning and matching of the press plate 300 and the base 100. Optionally, with continued reference to fig. 8, an avoiding hole 320 is formed at a side of the pressing plate 300 facing the base 100, and the avoiding hole 320 is used for accommodating and avoiding the positioning pillar 102.

Optionally, referring to fig. 7 and 9 together, fig. 9 is a schematic structural view of another view of the base in the embodiment of fig. 3, the auxiliary positioning element 200 is provided with a mounting groove 220, a third positioning magnetic element 230 is embedded in the mounting groove 220, a fourth positioning magnetic element 107 is embedded in the base 100, and the third positioning magnetic element 230 and the fourth positioning magnetic element 107 are aligned and matched to realize that the auxiliary positioning element 200 is fixed to the base 100.

According to the test assembly provided by the embodiment of the application, the positioning jig is provided with the base made of the transparent material, so that the color change condition of the electrochromic shell can be observed conveniently during detection; the positioning columns are arranged on the base, so that the test circuit board can be positioned; in addition, an auxiliary positioning part is designed, so that the connecting end of the electrochromic shell flexible circuit board to be tested can be positioned, the connecting end of the electrochromic shell flexible circuit board to be tested can be in contraposition fit with the contact on the test circuit board, and further, a pressing plate structure is designed, so that the connecting reliability of the connecting end of the electrochromic shell flexible circuit board to be tested and the contact on the test circuit board in the test process can be ensured. The positioning jig has the characteristics of simple structure and convenience in operation, and is suitable for batch detection of the performance of the electrochromic shell.

Referring to fig. 10, fig. 10 is a schematic structural disassembly diagram of another embodiment of the test assembly of the present application, in which the test assembly also includes a positioning fixture 10 and a test circuit board 90. The positioning fixture 10 includes a base 100, an auxiliary positioning member 200, and a pressing plate 300. Optionally, the base 100 in the present embodiment is also made of a transparent material, such as glass or transparent resin, and the specific material of the base 100 is not limited herein within the understanding range of the skilled in the art. The base 100 made of transparent material can conveniently observe the color change condition of the electrochromic shell 80 to be tested, and confirm the test result.

Optionally, the base 100 is provided with a receiving groove 101, and the receiving groove 101 is used for receiving the electrochromic housing 80 to be tested; the outline shape of the accommodating groove 101 may be the same as or approximately the same as the outline shape of the periphery of the electrochromic housing 80 to be tested, so that the accommodating groove 101 may be adapted and positioned to the electrochromic housing 80.

The bottom of the accommodating groove 101 is provided with positioning columns 102, wherein the number of the positioning columns 102 can be two or more. And is not particularly limited herein. The positioning posts are used for positioning the test circuit board 90. The test circuit board 90 is provided with a positioning hole 91 for matching with the positioning column 102 on the base 100, and the positioning hole 91 is matched with the positioning column 102 to realize the positioning of the base 100 and the test circuit board 90.

The top of the positioning column 102 is provided with an annular step surface 1021, and the positioning hole 91 of the test circuit board 90 is in positioning fit with the annular step surface 1021. So that the positioning posts 102 serve the purpose of spacing the test circuit board 90 from the electrochromic housing 80 to be tested and supporting the test circuit board 90. The side wall of the accommodating groove 101 is provided with a positioning protrusion 103, the positioning protrusion 103 extends towards the inner side of the accommodating groove 101, and the positioning protrusion 103 is used for positioning the to-be-tested electrochromic housing 80 accommodated in the accommodating groove 101. The electrochromic housing 80 to be tested is prevented from being easily separated from the receiving groove 101.

Optionally, an avoiding groove 105 is formed at an edge position of the base 100, and the test circuit board 90 extends to the avoiding groove 105; dodge to be equipped with location muscle 1051 on the lateral wall of groove 105, be equipped with location opening 92 on the test circuit board 90, location opening 92 with location muscle 1051 cooperation is realized right test circuit board 90 is in the ascending location of test circuit board extending direction, and wherein, test circuit board 90 can be connected with outside test line 93, and at the in-process of test line 93 with test circuit board 90 plug, can be at the great power of test circuit board 90 plane extending direction, location is realized through location opening 92 on the test circuit board 90 and the cooperation of location muscle 1051 on the base 100 in this application embodiment.

Referring to fig. 11 and 12 together, fig. 11 is an enlarged schematic view of a partial structure at B in fig. 10, and fig. 12 is a schematic view of a structure at another viewing angle of the electrochromic housing, which is different from the foregoing embodiment in that the auxiliary positioning member 200 in the present embodiment is a camera decoration member on the electrochromic housing 80, the camera decoration member is provided with a positioning groove 210 for positioning the connection end 810 of the flexible circuit board 81 of the electrochromic housing 80, in the present embodiment, the camera decoration member on the electrochromic housing 80 is used as the auxiliary positioning member, and other structures are compatible with those in the foregoing embodiment. The positioning post 102 may be inserted into a camera hole 208 of a camera decoration.

Optionally, the connection end 810 of the flexible circuit board 81 of the electrochromic housing 80 is attached with the reinforcing plate 82, and the connection end 810 is provided with a pad. The shape of the positioning groove 210 on the auxiliary positioning member 200 is matched with the shape of the reinforcing plate 82 of the flexible circuit board 81 connecting end 810 of the electrochromic shell 80 to be tested, and the positioning groove 210 is used for positioning the reinforcing plate 82. It is noted that, in the description of the present invention, "a plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise. All directional indications (such as up, down, left, right, front, and rear … …) in the embodiments of the present application are only used to explain the relative positional relationship between the components, the movement, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.

The pressing plate 300 is used for covering the test circuit board 90 and is matched with the base 100 to press the contact points on the test circuit board 90 onto the pads of the flexible circuit board connecting end 810 of the electrochromic shell 80 to be tested. The edge position of the base 100 is provided with a plurality of first positioning magnetic bodies 106, the pressing plate 300 is provided with a plurality of second positioning magnetic bodies 310, and the first positioning magnetic bodies 106 and the second positioning magnetic bodies 310 are in counterpoint fit to realize the positioning fit of the pressing plate 300 and the base 100. Optionally, an avoiding hole 320 is formed in a side of the pressing plate 300 facing the base 100, and the avoiding hole 320 is used for accommodating and avoiding the positioning column 102.

The embodiment of the application makes the overall structure of the positioning jig of the testing component simpler by using the camera decoration part on the electrochromic shell as the auxiliary positioning part, and can be compatible with other parts of the positioning jig in the embodiment, and has the characteristics of convenient operation, high testing efficiency, strong compatibility and low cost.

The above only is the partial embodiment of the utility model discloses a not therefore restriction the utility model discloses a protection scope, all utilize the utility model discloses equivalent device or equivalent flow transform that the content of description and drawing was done, or direct or indirect application in other relevant technical field, all the same reason is included in the patent protection scope of the utility model.

Claims

1. A positioning jig is characterized by comprising:

2. The positioning jig according to claim 1, wherein a plurality of first positioning magnetic bodies are disposed at an edge of the base, a plurality of second positioning magnetic bodies are disposed on the pressing plate, and the first positioning magnetic bodies and the second positioning magnetic bodies are aligned and engaged to realize positioning engagement between the pressing plate and the base.

3. The positioning jig according to claim 2, wherein the auxiliary positioning member has a mounting groove, a third positioning magnetic body is embedded in the mounting groove, a fourth positioning magnetic body is embedded in the base, and the third positioning magnetic body and the fourth positioning magnetic body are aligned and matched to fix the auxiliary positioning member to the base.

4. The positioning jig according to claim 1, wherein the positioning groove of the auxiliary positioning member has a shape adapted to a shape of a reinforcing plate at the flexible circuit board connecting end of the electrochromic housing to be tested, and the positioning groove is used for positioning the reinforcing plate.

5. The positioning fixture according to claim 4, wherein an annular step surface is disposed on the top of the positioning post, and the test circuit board is positioned and engaged with the annular step surface.

6. The positioning fixture according to claim 5, wherein the sidewall of the receiving groove is provided with a positioning protrusion extending toward the inner side of the receiving groove, and the positioning protrusion is used for positioning the to-be-tested electrochromic housing received in the receiving groove.

7. The positioning fixture according to claim 1, wherein the base is made of a transparent material.

8. The positioning fixture according to claim 1, wherein an avoiding hole is formed in one side of the pressing plate facing the base, and the avoiding hole is used for accommodating and avoiding the positioning column.

9. A test assembly, characterized in that, the test assembly includes a test circuit board and the positioning fixture of any one of claims 1-8, the test circuit board is provided with a positioning hole for cooperating with the positioning column on the base.

10. The test assembly of claim 9, wherein an avoiding groove is formed at an edge of the base, and the test circuit board extends to the avoiding groove; the side wall of the avoidance groove is provided with a positioning rib, the test circuit board is provided with a positioning opening, and the positioning opening and the positioning rib are matched to realize positioning of the test circuit board in the extending direction of the test circuit board.