CN215813098U

CN215813098U - Testing device

Info

Publication number: CN215813098U
Application number: CN202121925324.8U
Authority: CN
Inventors: 娄鹏举
Original assignee: InfoVision Optoelectronics Kunshan Co Ltd
Current assignee: InfoVision Optoelectronics Kunshan Co Ltd
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-02-11
Anticipated expiration: 2031-08-17

Abstract

The utility model relates to the technical field of testing devices and discloses a testing device. The testing device comprises a testing platform, a testing head and an adjusting component, wherein the testing platform comprises an adjusting position and a testing position, and the testing position can accommodate the module to be tested; the test head can detect the module to be tested; one end of the adjusting component is arranged on the adjusting position, the other end of the adjusting component is connected with the test head, and the adjusting component can adjust the position of the test head relative to the test board along four degrees of freedom so that the test datum of the test head is aligned with the test datum of the module to be tested. According to the utility model, by arranging the adjusting component, on one hand, the adjusting component can support the test head, and damage to the module to be tested caused by contact between the test head and the module to be tested is avoided; on the other hand sets up the test head in adjusting part's one end for adjusting part can follow the position of four degrees of freedom simpler, conveniently adjust the test head for the testboard, once adjust and can carry out a lot of measurements, has improved efficiency of software testing effectively.

Description

Testing device

Technical Field

The utility model relates to the technical field of testing devices, in particular to a testing device.

Background

The display module needs to be detected before leaving the factory so as to ensure that the display module meets the factory standard. Among the prior art, the measurement to display module assembly at first needs to set up the cross picture on display module assembly, then carries out the counterpoint with the cross center of test head and display module assembly's cross picture and places to the test head measures display module assembly.

According to the measuring mode, when each display module is measured, the cross center of the testing head needs to be aligned with the cross picture of the display module again, so that the measuring efficiency is low; in addition, the measurement among the prior art is with test head direct placement on display module assembly, easily causes the damage to display module assembly.

Therefore, a testing apparatus is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Based on the above, the present invention provides a testing apparatus, which has a simple structure and high testing efficiency, and can avoid damage to a module to be tested.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a test apparatus, comprising:

the test board comprises an adjusting position and a test position, and the test position can accommodate the module to be tested;

the test head can detect the module to be tested;

one end of the adjusting component is arranged on the adjusting position, the other end of the adjusting component is connected with the test head, and the adjusting component can adjust the position of the test head relative to the test bench along four degrees of freedom so as to align the test reference of the test head with the test reference of the module to be tested; the adjustment assembly includes:

the first rotating part comprises a first fixed part and a first rotating part which is rotatably connected with the first fixed part, and the first fixed part is arranged at the adjusting position;

the second rotating part comprises a second fixed part and a second rotating part which is rotatably connected with the second fixed part, the second fixed part is arranged on the first rotating part, and the test head is arranged on the second rotating part;

the first rotating part can rotate along the first fixing part so that the testing head is opposite to the module to be tested, and the second rotating part can rotate along the second fixing part so that the testing reference of the testing head is aligned with the testing reference of the module to be tested.

As a testing arrangement's preferred scheme, the adjusting part includes lift portion, lift portion includes stand and lifter, the stand set up in adjust the position, the test head set up in on the lifter, the lifter can be followed the stand is to being close to or keeping away from the direction removal of testboard.

As a preferred scheme of a testing device, the lifting rod is connected with the stand column in a sleeved mode, one of the lifting rod and the stand column is provided with a protrusion extending along the axial direction of the stand column, the other one of the lifting rod and the stand column is provided with a groove matched with the protrusion, and the protrusion can be arranged in the groove to slide.

As a preferred scheme of a testing arrangement, the adjusting part includes translation portion, translation portion includes first loop bar and second loop bar, first loop bar set up in adjust the position, the test head set up in the second loop bar, the second loop bar can be followed first loop bar with the horizontal direction of testboard removes.

As a preferable embodiment of the testing device, the first sleeve is provided with a plurality of line cards along a length direction thereof.

As a preferred version of the test device, further comprising a retaining member configured to lock the test head.

As a testing arrangement's preferred scheme, the test position is including being two flanges that the contained angle set up, two the flange all with the side butt of the module that awaits measuring.

As a preferred scheme of the testing device, a positioning stop lever is arranged on the flange and can be selectively abutted against the side edge of the module to be tested.

As a preferable scheme of the testing device, the positioning stop lever is slidably disposed on the stop edge.

As a preferred scheme of the testing device, the flange is provided with a graduated scale, and the graduation of the graduated scale is arranged at intervals along the length direction of the flange.

The utility model has the beneficial effects that:

the test bench is arranged, and the test position is arranged on the test bench and used for placing the module to be tested; by arranging the adjusting component, on one hand, the adjusting component can support the test head, and damage to the module to be tested caused by contact between the test head and the module to be tested is avoided; on the other hand, the test head is arranged at one end of the adjusting component, so that the adjusting component can adjust the position of the test head relative to the test board more simply and conveniently, and further quickly align the test datum of the test head with the test datum of the module to be tested, so that the subsequent test head can detect the module to be tested; in addition, through setting up testboard and adjusting part, after once measuring the completion, the accessible directly changes the module that awaits measuring, can be in order to realize the measurement to the module that awaits measuring of difference, and need not all to adjust the position of test head at every turn, has improved efficiency of software testing effectively.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention 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 that other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

FIG. 1 is a schematic diagram of a test apparatus provided in accordance with an embodiment of the present invention;

FIG. 2 is an enlarged partial schematic view at A of FIG. 1;

FIG. 3 is a schematic diagram of an adjustment assembly of a testing device according to an embodiment of the present invention.

In the figure:

1. a test bench; 11. blocking edges; 111. a dovetail groove; 12. positioning a stop lever; 13. positioning a locking piece;

2. a test head;

3. an adjustment assembly; 31. a lifting part; 311. a column; 312. a lifting rod; 3121. a protrusion; 313. a lifting locking piece; 32. a translation section; 321. a first loop bar; 3211. a line card; 322. a second loop bar; 323. translating the locking piece; 33. a first rotating section; 331. a first rotary locking member; 34. a second rotating section; 341. a second rotating member; 342. a second rotary locking member.

Detailed Description

In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Fig. 1 is a schematic diagram of a testing apparatus according to an embodiment of the present invention, and as shown in fig. 1, the embodiment provides a testing apparatus, where the testing apparatus includes a testing platform 1, a testing head 2, and an adjusting component 3, the testing platform 1 includes an adjusting position and a testing position, and the testing position can accommodate a module to be tested; the test head 2 can detect the module to be tested; adjusting part 3 one end sets up on adjusting the position, and the other end is connected with test head 2, and adjusting part 3 can be followed four degrees of freedom and adjusted test head 2 for the position of testboard 1 to make the test reference of test head 2 align with the test reference of the module that awaits measuring.

The test bench 1 is arranged, and the test position is arranged on the test bench 1 and used for placing the module to be tested; by arranging the adjusting component 3, on one hand, the adjusting component 3 can support the testing head 2, and damage to the module to be tested caused by contact between the testing head 2 and the module to be tested is avoided; on the other hand, the test head 2 is arranged at one end of the adjusting component 3, so that the adjusting component 3 can adjust the position of the test head 2 relative to the test board 1 more simply and conveniently, and further quickly align the test reference of the test head 2 with the test reference of the module to be tested, so that the subsequent test head 2 can detect the module to be tested; in addition, through setting up testboard 1 and adjusting part 3, after once measuring the completion, the accessible directly changes the module that awaits measuring, can be in order to realize the measurement to the module that awaits measuring of difference, and need not all to adjust the position of test head 2 at every turn, has improved efficiency of software testing effectively. Wherein, four degrees of freedom include translation along two directions in the plane of test bench 1 and lift and rotation along the direction perpendicular to test bench 1.

It should be noted that the measurement principle and the measurement mode of the test head 2 for the module to be tested are prior art, and are not described herein again. The adjusting component 3 in the scheme only realizes that the test reference of the test head 2 is aligned with the test reference of the module to be tested, and when the test reference of the test head 2 is aligned with the test reference of the module to be tested, the test head 2 can detect the module to be tested so as to ensure the reliability and accuracy of the detection result. Optionally, the measuring reference is arranged in a cross shape, so that the arrangement is simple and convenient to observe.

Fig. 3 is a schematic view of an adjusting assembly of a testing apparatus according to an embodiment of the present invention, as shown in fig. 1 and 3, and specifically, the adjusting assembly 3 includes a lifting part 31 to move the testing head 2 closer to or farther from the testing table 1. The lifting part 31 comprises a column 311 and a lifting rod 312, the column 311 is arranged at the adjusting position, the test head 2 is arranged on the lifting rod 312, when the lifting rod 312 moves along the column 311, the test head 2 can be close to or far away from the test bench 1, and then the distance between the test head 2 and the module to be tested on the test position is adjusted. When the test head 2 is far away from the test position, the module to be tested is convenient to take and place.

Further, the lifting rod 312 is sleeved with the upright column 311 to realize the relative movement between the lifting rod 312 and the upright column 311. Preferably, one of the lifting rod 312 and the upright 311 is provided with a protrusion 3121 extending along the axial direction of the upright 311, the other is provided with a groove adapted to the protrusion 3121, the protrusion 3121 can slide in the groove, and the protrusion 3121 and the groove are arranged such that the lifting rod 312 can only extend along the axial direction of the upright 311, thereby effectively avoiding the rotation of the lifting rod 312 relative to the upright 311.

Exemplarily, the test bench 1 is horizontally placed, the upright column 311 is vertically disposed at the adjusting position, the lifting rod 312 is disposed in the upright column 311, the protrusion 3121 is disposed on the outer side of the lifting rod 312, and the groove is disposed on the inner side of the upright column 311. Preferably, a graduated scale is further disposed on the lifting rod 312, and the graduated scale is spaced along the axial direction of the lifting rod 312, so as to facilitate visual observation of the relative position between the lifting rod 312 and the upright column 311.

Optionally, the adjustment assembly 3 comprises a translation portion 32 to enable the test head 2 to move in a direction horizontal to the test bench 1. Translation portion 32 includes first loop bar 321 and second loop bar 322, first loop bar 321 sets up in adjusting the position, test head 2 sets up in second loop bar 322, when second loop bar 322 removed along first loop bar 321, can realize that test head 2 removes with test bench 1 horizontally direction, and then realize adjusting the relative position of the module that awaits measuring on test head 2 and the test position, detect the module that awaits measuring to the realization to different size of a dimension, improve testing arrangement's commonality.

Illustratively, the first stem 321 and the second stem 322 are configured as a square tube and are sleeved and connected with each other. Preferably, the second stem 322 may further include a scale, and the scale is spaced along the axial direction of the second stem 322 so as to visually observe the relative position between the first stem 321 and the second stem 322. If the test head 2 needs to supply power when in use, the first loop bar 321 in this embodiment is provided with a line clamp 3211 to fix a power supply line of the test head 2. The line cards 3211 are provided in plurality, and the line cards 3211 are arranged at intervals along the length of the first sleeve 321.

Optionally, the adjusting assembly 3 includes a first rotating portion 33 and a second rotating portion 34, the first rotating portion 33 includes a first fixed member and a first rotating member rotatably connected to the first fixed member, and the first fixed member is disposed at the adjusting position; the second rotating portion 34 includes a second fixed member and a second rotating member 341 rotatably connected to the second fixed member, the second fixed member is disposed on the first rotating member, and the test head 2 is disposed on the second rotating member 341; the first rotating member can rotate along the first fixing member to enable the testing head 2 to be opposite to the module to be tested, namely, the middle point of the cross-shaped testing reference of the testing head 2 is aligned with the middle point of the cross-shaped testing reference of the module to be tested; the second rotating member 341 can rotate along the second fixing member to align the test datum of the test head 2 with the test datum of the module under test except for the middle point of the cross. Preferably, the first fixed member is provided with scales, which are spaced apart in a circumferential direction of an axis in which the first rotating member rotates, so that the relative position between the first fixed member and the first rotating member can be visually observed, and/or the second fixed member is provided with scales, which are spaced apart in a circumferential direction of an axis in which the second rotating member 341 rotates, so that the relative position between the second fixed member and the second rotating member 341 can be visually observed.

In this embodiment, the adjusting assembly 3 includes the lifting unit 31, the translating unit 32, the first rotating unit 33 and the second rotating unit 34, wherein the upright column 311 of the lifting unit 31 is vertically disposed at the adjusting position, and the lifting rod 312 is disposed in the upright column 311 and slides along the axial direction of the upright column 311; the first sleeve rod 321 of the translation unit 32 is a first rotating member of the first rotating unit 33, the first fixing member is the lifting rod 312 of the lifting unit 31, and the first sleeve rod 321 can rotate relative to the lifting rod 312; the second loop bar 322 can be extended and retracted relative to the first loop bar 321 in a direction horizontal to the test bench 1; the second loop bar 322 of the translation portion 32 is a second fixing member of the second rotation portion 34, and the test head 2 is disposed on the second rotation member, so that the test head 2 can rotate relative to the second loop bar 322. In summary, the test head 2 is adjusted relative to the module to be tested at the test position, so that the test reference of the test head 2 is aligned with the test reference of the module to be tested.

Preferably, the testing device further comprises a locking member, the locking member is configured to lock the testing head 2, the locking member is arranged to fix the relative position of the testing head 2 and the testing platform 1, so that the measurement error caused by the position change of the testing head 2 in the testing process is avoided, and the accuracy and the reliability of the measurement are ensured; in addition, retaining member is at the position of a fixed test head 2 of counterpoint back for the next test need not to adjust the position of test head 2 again, has improved efficiency of software testing effectively.

Specifically, the locking member includes an elevation locking member 313, a translational locking member 323, a first rotational locking member 331, and a second rotational locking member 342, which are locked with respect to the elevation part 31, the translational part 32, the first rotational part 33, and the second rotational part 34, respectively.

Adaptively, the lifting locking member 313 is a locking screw, a threaded hole is formed in the side wall of the upright 311, and the locking screw is in threaded connection with the threaded hole, so that the locking screw can be abutted against the side wall of the lifting rod 312 to lock the lifting rod 312 and the upright 311. In a similar way, the translational locking member 323 is also provided as a locking screw, the side wall of the first sleeve rod 321 is provided with a threaded hole, and the locking screw is in threaded connection with the threaded hole, so that the locking screw can abut against the side wall of the second sleeve rod 322 to lock the first sleeve rod 321 and the second sleeve rod 322.

First rotatory retaining member 331 is lock nut, and the one end of lifter 312 is worn to locate by the one end of first loop bar 321, and the one end of lifter 312 that wears to be equipped with first loop bar 321 is provided with the external screw thread, lock nut and external screw thread threaded connection to lock first loop bar 321 and lifter 312. Similarly, the second rotating locking member 342 is a locking nut, one end of the second sleeve rod 322 is sleeved on the second rotating member, the second rotating member is provided with an external thread, and the locking nut is connected with the external thread through a thread so as to lock the second sleeve rod 322 and the second rotating member.

Fig. 2 is a schematic diagram of a part a enlarged in fig. 1, as shown in fig. 1 and fig. 2, in this embodiment, in order to realize the positioning of the test position to the module to be tested, the test position includes two flanges 11 arranged at an included angle, and when the module to be tested is placed in the test position, both the two flanges 11 can abut against the side of the module to be tested, so as to realize the positioning of the module to be tested.

Furthermore, a positioning stop lever 12 is arranged on the retaining edge 11, and the positioning stop lever 12 can be selectively abutted against the side edge of the module to be tested. When the module that awaits measuring and location pin 12 butt, can further fix a position the position of module that awaits measuring for the location is more accurate, avoids effectively because the measuring error that module position change that awaits measuring leads to.

For realizing that location pin 12 fixes a position the module that awaits measuring of unidimensional not, location pin 12 slides along the length direction of flange 11 and sets up on flange 11, realizes the regulation of location pin 12 position through sliding for adjust fast, convenient. Optionally, the rib 11 is provided with a dovetail groove 111 along the length direction thereof, and the positioning bar 12 is provided with a dovetail-shaped protrusion capable of being placed in the dovetail groove 111. In order to fix the position of the positioning stop lever 12 on the flange 11, a positioning retaining member 13 is further arranged on the positioning stop lever 12, the positioning retaining member 13 is a locking screw, a threaded hole is formed in the positioning stop lever 12, and the locking screw is in threaded connection with the threaded hole, so that the locking screw can be abutted against the flange 11 to realize positioning.

Preferably, the flange 11 is provided with a graduated scale, and the graduated scale is arranged at intervals along the length direction of the flange 11, so that the relative position between the positioning stop lever 12 and the flange 11 can be visually observed, and the specific placement position of the module to be tested at the testing position can be further determined.

It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. A test apparatus, comprising:

the test bench (1) comprises an adjusting position and a test position, and the test position can accommodate the module to be tested;

the test head (2), the said test head (2) can detect the said module to be measured;

adjusting part (3), one end set up in adjust on the position, the other end with test head (2) are connected, adjusting part (3) can be followed four degrees of freedom and adjusted test head (2) for the position of testboard (1), so that the test benchmark of test head (2) with the test benchmark of the module that awaits measuring aligns, adjusting part (3) include:

the first rotating part (33), the first rotating part (33) includes the first stationary part and first rotating part that is connected with the first stationary part rotatably, the first stationary part is set up in the said regulation position;

a second rotating part (34), wherein the second rotating part (34) comprises a second fixed part and a second rotating part (341) rotatably connected with the second fixed part, the second fixed part is arranged on the first rotating part, and the test head (2) is arranged on the second rotating part (341);

the first rotating part can rotate along the first fixing part so that the testing head (2) is opposite to the module to be tested, and the second rotating part (341) can rotate along the second fixing part so that the testing reference of the testing head (2) is aligned with the testing reference of the module to be tested.

2. The testing device according to claim 1, characterized in that the adjusting assembly (3) comprises a lifting portion (31), the lifting portion (31) comprising a column (311) and a lifting rod (312), the column (311) being arranged in the adjusting position, the testing head (2) being arranged on the lifting rod (312), the lifting rod (312) being movable along the column (311) in a direction towards or away from the testing table (1).

3. The testing device according to claim 2, characterized in that the lifting rod (312) is sleeved with the upright (311), and one of the lifting rod (312) and the upright (311) is provided with a protrusion (3121) extending in the axial direction of the upright (311), and the other is provided with a groove adapted to the protrusion (3121), and the protrusion (3121) can slide in the groove.

4. A testing device according to claim 1, characterized in that the adjustment assembly (3) comprises a translation portion (32), the translation portion (32) comprising a first bar (321) and a second bar (322), the first bar (321) being arranged in the adjustment position and the testing head (2) being arranged in the second bar (322), the second bar (322) being movable along the first bar (321) in a direction horizontal to the testing station (1).

5. The testing device according to claim 4, characterized in that the first shank (321) is provided with a plurality of line cards (3211) along its length.

6. A test device according to claim 1, further comprising a locking member configured to lock the test head (2).

7. The testing device according to any one of claims 1 to 6, wherein the testing position comprises two ribs (11) arranged at an included angle, and both ribs (11) are abutted against the side edge of the module to be tested.

8. The testing device according to claim 7, characterized in that the rib (11) is provided with a positioning stop lever (12), and the positioning stop lever (12) can be selectively abutted against the side edge of the module to be tested.

9. A testing device according to claim 8, characterized in that the positioning bar (12) is slidingly arranged on the rib (11).

10. The testing device according to claim 9, characterized in that a graduated scale is arranged on the rib (11), and the graduation of the graduated scale is arranged at intervals along the length direction of the rib (11).