CN221148909U

CN221148909U - Tester for testing wire needle jig

Info

Publication number: CN221148909U
Application number: CN202322555047.1U
Authority: CN
Inventors: 陈春霞
Original assignee: Huizhou Qijia Electronics Co ltd
Current assignee: Huizhou Qijia Electronics Co ltd
Priority date: 2023-09-20
Filing date: 2023-09-20
Publication date: 2024-06-14
Anticipated expiration: 2033-09-20

Abstract

The application relates to the technical field of test equipment, in particular to a tester for testing a wire needle jig. Through setting up the fixing base in the support frame below, the line needle tool is placed on the fixing base after, fix the line needle tool through the fixing base, be located the top of fixing base on the support frame and be provided with fly leaf and drive assembly, drive assembly is used for driving fly leaf elevating movement, be provided with the test clamp plate at the surface of fly leaf orientation fixing base, and then drive fly leaf elevating movement through drive assembly, and then the fly leaf drives the test clamp plate and pushes down the probe on the line needle tool, be provided with the spacing subassembly that is used for carrying out spacing to the fly leaf at the relative both sides face of support frame, avoid test clamp plate excessive pressure to cause the probe damage. The test pressing plate is driven by the driving assembly to repeatedly press down the probe of the wire needle jig for repeated pressing down test, so that the time and labor waste caused by manual testing are avoided, the pressing down test times are improved, and the test efficiency and the test accuracy are further improved.

Description

Tester for testing wire needle jig

Technical Field

The application relates to the technical field of test equipment, in particular to a tester for testing a wire needle jig.

Background

The PCB is an important part of an electronic product, the PCB is required to be detected through a wire needle jig after production is completed, a plurality of tiny and dense probes are movably arranged in the wire needle jig in a penetrating mode through springs, the probes are contacted with contacts on the PCB through the tops of the probes during testing, the other ends of the probes are connected with a testing line, and whether the PCB has performance defects or not is detected.

Because the probe on the line needle tool is set through elastic movement, and the probe is thinner, when the line needle tool is produced, if the hole site size processing is improper, the situation that two clamping stagnation can not reset can be caused to the probe, therefore, the probe of the line needle tool needs to be repeatedly pressed down to be tested after the line needle tool is produced, the pressing plate is adopted to press down the test manually in the prior art, and the problems of less pressing down times, poor testing effect, time and labor waste of manual test exist.

Disclosure of utility model

In order to solve the technical problems, the application provides a testing machine for testing a wire needle jig, which comprises a machine shell, a support frame arranged in the machine shell, and a fixing seat which is arranged below the support frame and used for fixing the wire needle jig, wherein a movable plate and a driving component used for driving the movable plate to move up and down are arranged above the fixing seat on the support frame, a testing pressing plate is arranged on the surface of the movable plate, which faces the fixing seat, and limiting components used for limiting the movable plate are arranged on the two opposite side surfaces of the support frame.

Preferably, the bottom surface of fly leaf is provided with the bolster, the bolster is connected with the mounting panel, test clamp plate is fixed the bottom surface of mounting panel.

Preferably, a plurality of stand columns are fixed on the support frame, and the movable plate is connected with the stand columns in a sliding manner.

Preferably, an elastic piece abutted to the bottom surface of the movable plate is sleeved on the periphery of the upright post.

Preferably, the fixing seat is provided with uniformly distributed mounting holes, and the fixing seat is provided with a plurality of pressing blocks which are detachably connected with the mounting holes.

Preferably, the limiting assembly comprises an installation seat fixed on the side face of the support frame and a connecting sleeve penetrating through the installation seat, and the connecting sleeve is connected with a limiting rod in a threaded manner.

Preferably, a cushion block is arranged at the top of the limiting rod.

From the above, the following beneficial effects can be obtained by applying the application: according to the technical scheme, the fixing seat is arranged below the supporting frame, the wire needle jig is fixed through the fixing seat after being placed on the fixing seat, the movable plate and the driving assembly are arranged above the fixing seat on the supporting frame, the driving assembly is used for driving the movable plate to move up and down, the test pressing plate is arranged on the surface of the movable plate, which faces the fixing seat, and then the driving assembly drives the movable plate to move up and down, the movable plate drives the test pressing plate to press down the probe on the wire needle jig, and the limiting assemblies for limiting the movable plate are arranged on the two opposite side surfaces of the supporting frame, so that the probe damage caused by the overpressure of the test pressing plate is avoided. The test pressing plate is driven by the driving assembly to repeatedly press down the probe of the wire needle jig for repeated pressing down test, so that the time and labor waste caused by manual testing are avoided, the pressing down test times are improved, and the test efficiency and the test accuracy are further improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments of the present application 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 application and that other drawings may be obtained from them without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic diagram of a tester for testing a wire needle jig according to an embodiment of the present application;

FIG. 2 is a front view of a tester for testing a wire needle jig according to an embodiment of the present application;

FIG. 3 is a perspective view of a tester for testing a wire needle jig according to an embodiment of the present application;

Fig. 4 is a schematic structural diagram of a limiting component according to an embodiment of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. It will be apparent that the described embodiments are only some, but not all, embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

Examples

In order to solve the above-mentioned technical problems, the present embodiment provides a testing machine for testing a wire needle jig, as shown in fig. 1-3, including a casing 10, a support frame 20 disposed in the casing 10, and a fixing seat 30 disposed below the support frame 20 and used for fixing the wire needle jig, wherein after the wire needle jig is placed on the fixing seat 30, the wire needle jig is fixed by the fixing seat 30, a movable plate 40 and a driving assembly 70 are disposed above the fixing seat 30 on the support frame 20, the driving assembly 70 is used for driving the movable plate 40 to move up and down, a test pressing plate 50 is disposed on a surface of the movable plate 40 facing the fixing seat 30, and then the movable plate 40 is driven to move up and down by the driving assembly 70, so that the movable plate 40 drives a probe for pressing the test pressing plate 50 down on the wire needle jig, and limiting assemblies 60 for limiting the movable plate 40 are disposed on opposite sides of the support frame 20, so as to avoid damage to the probe caused by overpressure of the test pressing plate 50. The test pressing plate 50 is driven to repeatedly press down through the driving assembly 70 to perform repeated pressing down test on the probes of the wire needle jig, so that the time and labor waste caused by manual testing are avoided, the pressing down test times are improved, and the test efficiency and the test accuracy are further improved.

Specifically, the bottom surface of the movable plate 40 is provided with a buffer member 42, the buffer member 42 is connected with the mounting plate 41, and the test pressing plate 50 is fixed on the bottom surface of the mounting plate 41. The driving assembly 70 may be an air cylinder, the driving end of the driving assembly 70 is connected to the movable plate 40, and the bottom surface of the movable plate 40 is connected to the test platen 50 through the buffer member 42 and the mounting plate 41, so that the buffer member 42 plays a role in buffering when the test platen 50 presses the needle fixture, thereby avoiding damage to the probe caused by overpressure of the test platen 50. Optionally, the test platen 50 is made of soft plastic, so as to avoid damage to the probe due to hard collision with the top of the probe.

In some embodiments, a counter is disposed on the casing 10 and is connected with the driving component 70, so that the number of pressing tests can be calculated and displayed, and whether the probe of the wire needle jig is reset to be normal after long-term pressing is performed by setting a proper number of times, thereby ensuring that the probe of the wire needle jig is qualified after production.

Further, a plurality of upright posts 21 are fixed on the supporting frame 20, and the movable plate 40 is slidably connected to the upright posts 21. Illustratively, the movable plate 40 is provided with a guide sleeve in a penetrating manner, the movable plate 40 is slidably connected to the upright post 21 through the guide sleeve, and the upright post 21 guides the movable plate 40 during lifting and lowering movement, so that the stability of the pressing movement of the test pressing plate 50 is improved. Wherein, the periphery of the upright post 21 is sleeved with an elastic piece 22, and the top of the elastic piece 22 is abutted against the bottom surface of the movable plate 40, so that the movable plate 40 is buffered by the elastic piece 22.

In order to fix the wire needle jig on the fixing base 30, uniformly distributed mounting holes 32 are formed in the fixing base 30, the fixing base 30 is provided with a plurality of pressing blocks 31 detachably connected to the mounting holes 32, and the pressing blocks 31 are connected to the mounting holes 32 through screw threads, so that the wire needle jig is fixed by pressing the peripheral edges of the wire needle jig through the pressing blocks 31. Wherein, in order to adapt to the wire needle jig of fixed not unidimensional, mounting hole 32 is the array evenly distributed on fixing base 30, and then briquetting 31 can connect the mounting hole 32 of different positions and realize fixing the wire needle jig of not unidimensional, improves the compatibility.

Further, in order to limit the lifting movement of the movable plate 40, as shown in fig. 4, the limiting assembly 60 includes a mounting seat 61 fixed on the side of the supporting frame 20, and a connecting sleeve 62 penetrating through the mounting seat 61, and a limiting rod 63 is screwed on the connecting sleeve 62. When the movable plate 40 descends and moves, the movable plate 40 is limited by the limiting rod 63, so that the damage to the wire needle jig and the probe caused by the overvoltage of the test pressing plate 50 is avoided, and the safety is improved.

Wherein, in order to be suitable for the line needle tool of not co-altitude size, gag lever post 63 threaded connection is on adapter sleeve 62, and then can realize adjusting gag lever post 63's high position through rotatory gag lever post 63, and then carry out not co-altitude spacing to fly leaf 40 to be applicable to the line needle tool of not co-altitude and test, improve the compatibility. Further, a spacer block 64 is provided on the top of the limit lever 63. The cushion block 64 is abutted against the movable plate 40, so that large vibration caused by hard collision is avoided.

In summary, according to the technical scheme of the application, the fixing seat is arranged below the supporting frame, the wire needle jig is fixed through the fixing seat after being placed on the fixing seat, the movable plate and the driving component are arranged above the fixing seat on the supporting frame, the driving component is used for driving the movable plate to move up and down, the surface of the movable plate, which faces the fixing seat, is provided with the test pressing plate, the driving component drives the movable plate to move up and down, the movable plate drives the test pressing plate to press down the probe on the wire needle jig, and the limiting components for limiting the movable plate are arranged on the two opposite side surfaces of the supporting frame, so that the probe damage caused by the overvoltage of the test pressing plate is avoided. The test pressing plate is driven by the driving assembly to repeatedly press down the probe of the wire needle jig for repeated pressing down test, so that the time and labor waste caused by manual testing are avoided, the pressing down test times are improved, and the test efficiency and the test accuracy are further improved.

The above-described embodiments do not limit the scope of the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the above embodiments should be included in the scope of the present invention.

Claims

1. A test machine for testing line needle tool, its characterized in that: including casing (10), set up in support frame (20) in casing (10), and be located support frame (20) below just is used for fixing wire needle tool's fixing base (30) be located on support frame (20) the top of fixing base (30) is provided with fly leaf (40) and is used for the drive fly leaf (40) lift removal drive assembly (70) fly leaf (40) orientation the surface of fixing base (30) is provided with test clamp plate (50) the opposite both sides face of support frame (20) is provided with and is used for right fly leaf (40) carry out spacing subassembly (60).

2. The tester for testing a wire needle jig according to claim 1, wherein: the bottom surface of fly leaf (40) is provided with bolster (42), bolster (42) are connected with mounting panel (41), test clamp plate (50) are fixed in the bottom surface of mounting panel (41).

3. The tester for testing a wire needle jig according to claim 1, wherein: a plurality of stand columns (21) are fixed on the support frame (20), and the movable plate (40) is connected with the stand columns (21) in a sliding mode.

4. The tester for testing a wire needle jig according to claim 3, wherein: the periphery of the upright post (21) is sleeved with an elastic piece (22) which is abutted to the bottom surface of the movable plate (40).

5. The tester for testing a wire needle jig according to claim 1, wherein: the fixing seat (30) is provided with uniformly distributed mounting holes (32), and the fixing seat (30) is provided with a plurality of pressing blocks (31) which are detachably connected with the mounting holes (32).

6. The tester for testing a wire needle jig according to claim 1, wherein: the limiting assembly (60) comprises a mounting seat (61) fixed on the side face of the supporting frame (20) and a connecting sleeve (62) penetrating through the mounting seat (61), and a limiting rod (63) is connected to the connecting sleeve (62) in a threaded mode.

7. The tester for testing a wire needle jig according to claim 6, wherein: and a cushion block (64) is arranged at the top of the limiting rod (63).