CN219935948U - Device for aging test of stamping spring pin - Google Patents
Device for aging test of stamping spring pin Download PDFInfo
- Publication number
- CN219935948U CN219935948U CN202321178710.4U CN202321178710U CN219935948U CN 219935948 U CN219935948 U CN 219935948U CN 202321178710 U CN202321178710 U CN 202321178710U CN 219935948 U CN219935948 U CN 219935948U
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- needle
- stamping
- shrapnel
- pin
- testing
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- 238000012360 testing method Methods 0.000 title claims abstract description 38
- 230000002431 foraging effect Effects 0.000 title claims description 5
- 230000032683 aging Effects 0.000 claims abstract description 10
- 238000004080 punching Methods 0.000 description 6
- FPWNLURCHDRMHC-UHFFFAOYSA-N 4-chlorobiphenyl Chemical compound C1=CC(Cl)=CC=C1C1=CC=CC=C1 FPWNLURCHDRMHC-UHFFFAOYSA-N 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Abstract
The utility model discloses a device for testing aging of a stamping shrapnel needle, which comprises a stamping shrapnel needle, a needle mould and a test PCB (printed circuit board), wherein the upper end of the stamping shrapnel needle is a C-shaped elastic part, the lower end of the stamping shrapnel needle is a slice needle, and the stamping shrapnel needle passes through the needle mould to be connected with the test PCB for testing; a clamping through hole is formed between the C-shaped elastic part of the stamping shrapnel needle and the first needle, and the clamping through hole is used for assisting tweezers in clamping the stamping shrapnel needle. According to the utility model, the second needle is arranged on the same plane of the first needle, the first needle and the second needle are arranged at intervals and are parallel to each other, one positioning mounting needle is additionally arranged, the left-right swing of the needle is reduced by utilizing two-point positioning, and the requirement on the diameter precision of the needle die hole is reduced.
Description
Technical Field
The utility model relates to a spring pin test, in particular to a device for testing aging of a stamping spring pin.
Background
With the development of semiconductors, the thin and small size is a larger requirement, the aging life of the test of the shrapnel needles with different currents and different thickness is different, and the aging life needs to be checked in order to ensure the qualification of delivery.
However, in the process of implementing the embodiments of the present utility model, the present inventors have found that at least the following technical problems exist in the above-mentioned technologies:
1. when the original spring needle is installed, the tweezers are clamped on the movable part, so that the C-shaped elastic part is easy to damage by people.
2. The original shrapnel needle is tightly assembled in a plastic hole of a needle mould, and no stable stress point exists during installation, so that risks of inconsistent height and the like can occur during installation in the plastic needle mould.
3. The elastic sheet needle is divided into a left model and a right model, and the elastic sheet needle cannot be taken out without being damaged when the needle die is installed in error.
Disclosure of Invention
The utility model provides a device for testing aging of a stamping shrapnel needle, which is used for solving the problem of assembling a stress point of the shrapnel needle and the problem of reserving and dismantling a supporting point of the shrapnel needle.
According to one aspect of the utility model, there is provided a device for burn-in testing of a stamped spring pin, comprising a stamped spring pin, a pin die and a test PCB, wherein the stamped spring pin has an upper end with a C-shaped elastic portion, the stamped spring pin has a lower end with a pin tab, the stamped spring pin is connected to the test PCB through the pin die for testing,
the lower end of the stamping spring plate needle is provided with a first needle, a second needle is arranged on the same plane of the first needle, and the first needle and the second needle are arranged at intervals and are parallel to each other;
a clamping through hole is formed between the C-shaped elastic part of the stamping shrapnel needle and the first needle, and the clamping through hole is used for assisting tweezers in clamping the stamping shrapnel needle.
Further, the length of the second needle is shorter than that of the first needle, and the width of the front end of the first needle is 0.1mm from the width of the rear end of the first needle to the position where the first needle is flush with the second needle.
Further, a plurality of pinholes are formed in the outer side face of the pin die, and the pinholes are used for punching the first and second pins of the spring plate pins to penetrate through the pin die and connect with the test PCB.
Further, the length of the first needle is lengthened, and the outer surface of the test PCB is provided with a mounting hole which corresponds to the pinhole relatively up and down.
Further, the device for aging test of the stamping shrapnel needle further comprises a reverse type stamping shrapnel needle, wherein the reverse type stamping shrapnel needle and the stamping shrapnel needle are of the same left and right type.
The utility model has the beneficial effects that:
1. according to the utility model, the clamping through hole which is convenient to clamp is added between the C-shaped elastic part of the punching elastic piece needle and the first elastic piece, and the tweezers reduce the damage of the C-shaped elastic part by clamping the punching elastic piece needle.
2. According to the utility model, the second needle is arranged on the same plane of the first needle, the first needle and the second needle are arranged at intervals and are parallel to each other, one positioning mounting needle is additionally arranged, the left-right swing of the needle is reduced by utilizing two-point positioning, and the requirement on the diameter precision of the needle die hole is reduced.
3. When the spring plate needle is installed in a wrong way, the spring plate needle can be taken out by using the clamping through hole in a reverse force mode, damage to the spring plate needle is reduced, and the recycling rate is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
FIG. 1 is a schematic view of a spring pin installation process according to a first embodiment of the present utility model;
FIG. 2 is a schematic view of a structure of a punch spring pin according to a first embodiment of the present utility model;
FIG. 3 is a schematic view showing the structure of the back of the spring needle according to the first embodiment of the present utility model;
fig. 4 is a schematic perspective view of a spring pin according to a first embodiment of the present utility model after installation.
In the figure: 1. punching the spring plate needle; 101. a C-shaped elastic part; 102. clamping the through hole; 103. a first needle; 104. a second needle; 2. a needle mold; 201. a pinhole; 3. testing the PCB; 301. a mounting hole; 4. reverse punching spring pin.
Detailed Description
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
It is noted that all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs unless otherwise indicated.
In the present utility model, unless otherwise indicated, terms of orientation such as "upper, lower, top, bottom" are used generally with respect to the orientation shown in the drawings or with respect to the component itself in the vertical, upright or gravitational direction; also, for ease of understanding and description, "inner and outer" refers to inner and outer relative to the profile of each component itself, but the above-mentioned orientation terms are not intended to limit the present utility model.
Referring to fig. 1-4, a first embodiment of an apparatus for burn-in testing a pin with a spring is shown.
The device for testing the aging of the stamping shrapnel needle comprises a stamping shrapnel needle 1, a needle die 2 and a testing PCB 3, wherein the upper end of the stamping shrapnel needle 1 is a C-shaped elastic part 101, the lower end of the stamping shrapnel needle 1 is a sheet needle, the stamping shrapnel needle 1 passes through the needle die 2 to be connected with the testing PCB 3 for testing, and is characterized in that,
the lower end of the stamping elastic piece needle 1 is provided with a first needle 103, a second needle 104 is arranged on the same plane of the first needle 103, the first needle 103 and the second needle 104 are arranged at intervals and are parallel to each other, a positioning mounting needle is added, the left-right swing of the needle is reduced by utilizing two-point positioning, and the requirement on the diameter precision of a needle die hole is reduced;
clamping through holes 102 are formed between the C-shaped elastic part 101 of the stamping shrapnel needle 1 and the first shrapnel needle 103, the clamping through holes 102 are used for assisting tweezers to clamp the stamping shrapnel needle 1, a clamping through hole 102 convenient to clamp is added between the C-shaped elastic part 101 of the stamping shrapnel needle 1 and the first shrapnel needle 103, the tweezers reduce the damage of the C-shaped elastic part 101 by clamping the stamping shrapnel needle 1, the shrapnel needle can be reversely taken out by using the clamping through holes 102 when the shrapnel needle is misplaced, the damage of the shrapnel needle is reduced, and the recycling rate is improved.
The length of the second needle piece 104 is shorter than that of the first needle piece 103, the length of the first needle piece 103 is lengthened, the operation clamping position is solved, the length of the second needle piece 104 is shorter than that of the first needle piece 103, the width of the front end of the first needle piece 103 is smaller than that of the rear end of the first needle piece 103 by 0.1mm, and the width of the first needle piece 103 is smaller until the first needle piece 103 is flush with the second needle piece 104.
The outer side surface of the pin die 2 is provided with a plurality of pinholes 201, and the pinholes 201 are used for punching the first sheet pins 103 and the second sheet pins 104 of the shrapnel pin 1 to penetrate through the pin die 2 and connect with the test PCB 3.
The length of the first needle 103 is lengthened, the operation clamping position is solved, and the outer surface of the test PCB 3 is provided with a mounting hole 301, and the mounting hole 301 corresponds to the pinhole 201 relatively up and down.
The device for the aging test of the stamping shrapnel needle further comprises a reverse type stamping shrapnel needle 4, wherein the reverse type stamping shrapnel needle 4 and the stamping shrapnel needle 1 are of the same left and right type.
Working principle: the clamping through hole 102 of the product is clamped by forceps, the stamping shrapnel needle 1 and the reverse type stamping shrapnel needle 4 are installed and clamped at the position of the needle hole 201 of the needle mould 2, the pin is put in, the front end of the first shrapnel needle 103 is smaller, the needle hole 201 is larger by 0.1mm, the pin can directly slide in until the pin contacts with the second shrapnel needle 104, the width of the first shrapnel needle 103 is increased, at the moment, the clamping through hole 102 of the stamping shrapnel needle is clamped by a tool, the lower beam of the clamping through hole 102 is pressed down to bear force, the pin is tightly matched into the corresponding needle hole 201 of the needle mould 2, the second shrapnel needle 104 is also installed into the other needle hole 201 to complete limiting, the pins are vertically fixed to complete the test, when the pins are misplaced, the pins are pushed by a special tool to bear force, the pins are pulled out, the correct pins are replaced, the pins are in left and right models of the pins, the pins are installed in a cross mode, after the pins are installed according to the requirements of the test points, the PCB 3, the installation holes 301 are correspondingly tested, and the products are assembled after the process.
It will be apparent that the embodiments described above are merely some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (5)
1. The device for testing the aging of the stamping spring pin comprises the stamping spring pin, a pin die and a test PCB, wherein the upper end of the stamping spring pin is a C-shaped elastic part, the lower end of the stamping spring pin is a sheet pin, the stamping spring pin penetrates through the pin die to be connected with the test PCB for testing,
the lower end of the stamping spring plate needle is provided with a first needle, a second needle is arranged on the same plane of the first needle, and the first needle and the second needle are arranged at intervals and are parallel to each other;
a clamping through hole is formed between the C-shaped elastic part of the stamping shrapnel needle and the first needle, and the clamping through hole is used for assisting tweezers in clamping the stamping shrapnel needle.
2. The device for aging test of stamped spring pin according to claim 1, wherein the second pin is shorter than the first pin, and the first pin has a width of 0.1mm at the front end and a width of 0.1mm at the rear end and is as small as the first pin is flush with the second pin.
3. The device for testing the aging of the stamping shrapnel needle according to claim 1, wherein a plurality of pinholes are formed on the outer side surface of the needle mold, and the pinholes are used for connecting the first and second pins of the stamping shrapnel needle with the testing PCB through the needle mold.
4. The device for testing the aging of the stamping shrapnel needle of claim 3, wherein the length of the first needle is lengthened, and the outer surface of the testing PCB is provided with a mounting hole, and the mounting hole corresponds to the pinhole up and down relatively.
5. The device for aging test of a punch dome pin according to claim 1, further comprising a reverse punch dome pin, wherein the reverse punch dome pin and the punch dome pin are of a same left-right type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321178710.4U CN219935948U (en) | 2023-05-16 | 2023-05-16 | Device for aging test of stamping spring pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321178710.4U CN219935948U (en) | 2023-05-16 | 2023-05-16 | Device for aging test of stamping spring pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219935948U true CN219935948U (en) | 2023-10-31 |
Family
ID=88501888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321178710.4U Active CN219935948U (en) | 2023-05-16 | 2023-05-16 | Device for aging test of stamping spring pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219935948U (en) |
-
2023
- 2023-05-16 CN CN202321178710.4U patent/CN219935948U/en active Active
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