CN217007545U

CN217007545U - Test module and crimping tool

Info

Publication number: CN217007545U
Application number: CN202220699748.5U
Authority: CN
Inventors: 郑和海; 王涛; 刘权
Original assignee: Wuhan Jingce Electronic Group Co Ltd; Wuhan Jingyitong Electronic Technology Co Ltd
Current assignee: Wuhan Jingce Electronic Group Co Ltd; Wuhan Jingyitong Electronic Technology Co Ltd
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2022-07-19
Anticipated expiration: 2032-03-25

Abstract

The utility model discloses a test module and a crimping jig, and belongs to the field of display panel testing. The test module comprises a mold core, a plurality of elastic sheet needles and a plurality of installation sheets. The plurality of spring piece needles correspond to the plurality of mounting pieces one by one, each spring piece needle is detachably inserted into the corresponding mounting piece, the plurality of mounting pieces are located in the die core, the inner side wall of the die core is provided with a plurality of slots which are arranged at intervals, each mounting piece is inserted into the corresponding slot in parallel, and the needle point and the needle tail of each spring piece needle extend out of the die core and the corresponding mounting piece. According to the test module provided by the embodiment of the utility model, the mounting sheet can be used for preventing the elastic sheet needle from being damaged during mounting, the mounting efficiency is improved, the elastic sheet needle can be subjected to heat insulation protection, and the large-area burning of the test module caused by large heat generated by the elastic sheet needle is avoided.

Description

Test module and crimping tool

Technical Field

The utility model belongs to the field of display panel testing, and particularly relates to a testing module and a crimping jig.

Background

With the rapid development of display panels and the continuous improvement of science and technology, the requirements of consumers on mobile phone screens are higher and higher, so that the quality of mobile phone screen detection is particularly important. At present, a test module is generally adopted in the market to carry out compression joint test on a mobile phone screen, for example: the bullet piece needle test module generally has dozens of bullet piece needles. In the crimping test, the shrapnel pin mainly plays a role in conduction.

However, the middle portion of the shrapnel pin is generally of an S-shaped structure with a small width, and is easily damaged and has low installation efficiency when being installed in a narrow mold core. In addition, when current passes through the spring piece needle, can make its middle part produce heat, long-time or when the electric current is too big in the twinkling of an eye, the heat that produces is big, causes the large tracts of land burnout of test module very easily, leads to increasing the maintenance cost by a wide margin.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects or improvement requirements of the prior art, the utility model provides a test module and a crimping jig, and aims to avoid damage to a spring plate needle during installation through an installation sheet, improve the installation efficiency, and also carry out heat insulation protection on the spring plate needle, so as to avoid large-area burning of the test module caused by large heat generated by the spring plate needle.

In a first aspect, the utility model provides a test module, which comprises a mold core, a plurality of spring piece needles and a plurality of mounting pieces;

the plurality of spring piece needles correspond to the plurality of mounting pieces one by one, each spring piece needle is detachably inserted into the corresponding mounting piece, the plurality of mounting pieces are located in the die core, the inner side wall of the die core is provided with a plurality of slots which are arranged at intervals, each mounting piece is inserted into the corresponding slot in parallel, and the needle point and the needle tail of each spring piece needle extend out of the die core and the corresponding mounting piece.

Optionally, the mold core includes two mounting plates and two connecting plates, the two mounting plates and the two connecting plates are respectively arranged in parallel at intervals, two side edges of each mounting plate are respectively detachably connected with one side edge of the two connecting plates, the plurality of slots are located on one surface of each mounting plate, and the plurality of mounting pieces are located between the two mounting plates.

Optionally, the adjacent mounting plates and the connecting plates are perpendicular to each other, and the adjacent mounting plates and the connecting plates are connected through pins.

Optionally, the bottom of each slot is inserted with a limiting block, one side of each mounting plate is provided with a clamping strip, and the clamping strip is inserted into the corresponding slot and abuts against the corresponding limiting block.

Optionally, a plurality of said mounting tabs are detachably connected together.

Optionally, one plate surface of each mounting plate is provided with a groove, the other plate surface of each mounting plate is provided with a protrusion, and the protrusion of each mounting plate is detachably inserted into the groove of the adjacent mounting plate.

Optionally, the test module further comprises at least one guide rod, and the plurality of installation pieces are sequentially sleeved on the guide rod.

Optionally, the number of the ejection pins is 20-30.

Optionally, the plurality of the shrapnel needles are arranged in two rows in the die core, and the plurality of the shrapnel needles in one row and the plurality of the shrapnel needles in the other row are arranged in a staggered or aligned manner.

In a second aspect, the present invention provides a crimping jig, which includes the test module according to the first aspect.

The technical scheme provided by the embodiment of the utility model has the following beneficial effects:

for the test module provided by the embodiment of the utility model, as the plurality of spring plate needles correspond to the plurality of mounting plates one to one, and the spring plate needles are inserted into the corresponding mounting plates, the plurality of spring plate needles can be respectively inserted into the plurality of mounting plates in advance, and then the insertion of the spring plate needles into the slots in the mold core is realized through the mounting plates, the mounting plates can provide protection for the mounting of the spring plate needles in a narrow space, and the mounting efficiency of the spring plate needles can be improved. In addition, because the protection is established to the cover of shell fragment needle to the installation piece, can carry out thermal-insulated protection to the shell fragment needle in the use, prevent that the big heat that the shell fragment needle produced from causing the large tracts of land of test module to burn out to reduce the maintenance cost.

In other words, according to the test module provided by the embodiment of the utility model, the mounting sheet can be used for preventing the spring plate needle from being damaged during mounting, so that the mounting efficiency is improved, the spring plate needle can be subjected to heat insulation protection, and the test module is prevented from being burned out in a large area due to large heat generated by the spring plate needle.

Drawings

Fig. 1 is a schematic structural diagram of a test module according to an embodiment of the present invention;

FIG. 2 is an exploded view of a test module according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a mounting plate provided by an embodiment of the utility model;

FIG. 4 is an assembled view of a mounting plate provided in accordance with an embodiment of the present invention;

fig. 5 is a schematic structural diagram of another test module according to an embodiment of the utility model.

The symbols in the figures represent the following:

1. a mold core; 11. a slot; 111. a limiting block; 12. mounting a plate; 13. a connecting plate; 14. a pin; 2. a blade ejection needle; 3. mounting a sheet; 31. clamping the strip; 32. a groove; 33. and (4) protruding.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and do not limit the utility model. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Fig. 1 is a schematic structural diagram of a test module according to an embodiment of the present invention, and fig. 2 is an exploded schematic diagram of a test module according to an embodiment of the present invention, which is shown in fig. 1 and fig. 2, and the test module includes a mold core 1, a plurality of spring plate pins 2, and a plurality of mounting plates 3.

A plurality of shell fragment needles 2 and a plurality of installation piece 3 one-to-one, each shell fragment needle 2 detachably cartridge is in corresponding installation piece 3, a plurality of installation pieces 3 are located mold core 1, the inside wall of mold core 1 has a plurality of slots 11 of interval arrangement, each parallel cartridge of installation piece 3 is in corresponding slot 11, and the needle point and the needle tail of each shell fragment needle 2 all stretch out mold core 1 and corresponding installation piece 3.

For the test module provided by the embodiment of the utility model, as the plurality of spring piece needles 2 correspond to the plurality of mounting pieces 3 one by one, and each spring piece needle 2 is inserted into the corresponding mounting piece 3, the plurality of spring piece needles 2 can be respectively inserted into the plurality of mounting pieces 3 in advance, and then the insertion of the spring piece needles 2 into the slots 11 in the mold core 1 is realized through the mounting pieces 3, the mounting pieces 3 can provide protection for the mounting of the spring piece needles 2 in a narrow space, and the mounting efficiency of the spring piece needles 2 can be improved. In addition, because the protection is established to the cover of shell fragment needle 2 to installation piece 3, can carry out thermal-insulated protection to shell fragment needle 2 in the use, prevent that the big heat that shell fragment needle 2 produced from causing the large tracts of land of test module to burn out to reduce the maintenance cost.

That is to say, according to the test module provided by the embodiment of the utility model, the mounting sheet 3 can not only prevent the spring sheet needle 2 from being damaged during mounting, thereby improving the mounting efficiency, but also protect the spring sheet needle 2 from heat insulation, thereby preventing the large area of the test module from being burned out due to the large heat generated by the spring sheet needle 2.

In addition, when the spring piece needle 2 needs to be replaced, the corresponding mounting piece 3 is taken out from the slot 11, and then the corresponding spring piece needle 2 is taken out and replaced, so that all the mounting pieces 3 do not need to be detached.

With continued reference to fig. 2, the mold core 1 includes two mounting plates 12 and two connecting plates 13, the two mounting plates 12 and the two connecting plates 13 are respectively arranged in parallel at intervals, two side edges of each mounting plate 12 are respectively detachably connected with one side edge of the two connecting plates 13, the plurality of slots 11 are located on one plate surface of each mounting plate 12, and the plurality of mounting pieces 3 are located between the two mounting plates 12.

In the above embodiment, the detachable connection between the mounting plate 12 and the connecting plate 13 facilitates the processing of the mold core 1, and reduces the processing difficulty of the slot 11.

Illustratively, the adjacent mounting plates 12 and the connecting plates 13 are perpendicular to each other, and the adjacent mounting plates 12 and the connecting plates 13 are connected by pins 14. Wherein, the pin 14 can enhance the connection strength of the mounting plate 12 and the connecting plate 13.

Fig. 3 is a schematic structural diagram of the mounting plate according to the embodiment of the present invention, and as shown in fig. 3, the bottom of each slot 11 is inserted with a limiting block 111, one side of each mounting plate 3 is provided with a clamping bar 31, and the clamping bar 31 is inserted into the corresponding slot 11 and abuts against the corresponding limiting block 111.

In the above embodiment, the clamping strip 31 can ensure that the mounting pieces 3 are inserted into the slots 11 to a uniform depth, so that the needle heads and needle tails of the elastic piece needles 2 extend out of the mold core 1 to a uniform length.

In this embodiment, a plurality of installation pieces 3 detachably link together to can be in the time of installation shell fragment needle 2 in mold core 1, combine a plurality of shell fragment needles 2 earlier and link together, then wholly with a plurality of installation pieces 3 and the together cartridge of shell fragment needle 2 to the slot 11 of mold core 1 in, improve the cartridge efficiency of shell fragment needle 2.

In one implementation of the present invention, fig. 4 is an assembly diagram of the mounting pieces provided in the embodiment of the present invention, as shown in fig. 4, one plate surface of each mounting piece 3 has a groove 32, the other plate surface of each mounting piece 3 has a protrusion 33, and the protrusion 33 of each mounting piece 3 is detachably inserted into the groove 32 of the adjacent mounting piece 3.

In the above embodiment, by the engagement of the groove 32 and the projection 33, a plurality of mounting pieces 3 can be easily combined and connected together, thereby improving the insertion efficiency of the tab needle 2.

In another implementation manner of the present invention, the test module further includes at least one guide rod (not shown), and the plurality of mounting pieces 3 are sequentially sleeved on the guide rod, so that the plurality of mounting pieces 3 can be strung on the guide rod in advance, and the plurality of mounting pieces 3 are conveniently combined and connected together, thereby improving the insertion efficiency of the tab pin 2.

Illustratively, the number of the shrapnel pins 2 may be 20-30.

In the present embodiment, the plurality of ejection pins 2 are arranged in two rows in the mold core 1, and the plurality of ejection pins 2 in one row and the plurality of ejection pins 2 in the other row are offset (see fig. 5) or aligned. That is to say, the specific arrangement form of the shrapnel needle 2 can be set and adjusted adaptively according to the design requirement.

The embodiment of the utility model also provides a crimping jig which comprises the test module.

It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the utility model, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The test module is characterized by comprising a mold core (1), a plurality of spring piece needles (2) and a plurality of mounting pieces (3);

the spring piece needles (2) are in one-to-one correspondence with the installation pieces (3), each spring piece needle (2) is detachably inserted into the corresponding installation piece (3), the installation pieces (3) are located in the mold core (1), the inner side wall of the mold core (1) is provided with a plurality of slots (11) which are arranged at intervals, each installation piece (3) is inserted into the corresponding slot (11) in parallel, and the needle point and the needle tail of each spring piece needle (2) extend out of the mold core (1) and the corresponding installation piece (3).

2. A test module according to claim 1, wherein the mold core (1) comprises two mounting plates (12) and two connecting plates (13), the two mounting plates (12) and the two connecting plates (13) are respectively arranged in parallel at intervals, two side edges of each mounting plate (12) are respectively detachably connected with one side edge of the two connecting plates (13), a plurality of slots (11) are formed in one plate surface of each mounting plate (12), and a plurality of mounting pieces (3) are formed between the two mounting plates (12).

3. A test module according to claim 2, wherein the adjacent mounting plates (12) and the connecting plates (13) are perpendicular to each other, and the adjacent mounting plates (12) and the connecting plates (13) are connected by pins (14).

4. A test module according to claim 2, wherein a stop block (111) is inserted into the bottom of each slot (11), a side of each mounting plate (3) is provided with a clamping strip (31), and the clamping strip (31) is inserted into the corresponding slot (11) and abuts against the corresponding stop block (111).

5. A test module according to claim 1, characterized in that a plurality of said mounting tabs (3) are detachably connected together.

6. A test module according to claim 5, wherein one face of each mounting plate (3) is provided with a recess (32), the other face of each mounting plate (3) is provided with a projection (33), and the projection (33) of each mounting plate (3) is removably inserted into the recess (32) of an adjacent mounting plate (3).

7. The test module according to claim 5, further comprising at least one guide rod, wherein the plurality of mounting pieces (3) are sequentially sleeved on the guide rod.

8. A test module according to any one of claims 1-7, characterized in that the number of the ejection pins (2) is 20-30.

9. A test module according to any one of claims 1-7, characterized in that a plurality of said ejection pins (2) are arranged in two rows within said core (1), a plurality of said ejection pins (2) of one row being offset or aligned with a plurality of said ejection pins (2) of another row.

10. A crimping jig, characterized in that the crimping jig comprises a test module according to any one of claims 1 to 9.