CN217359977U - Easy-to-fix golden finger test piece - Google Patents
Easy-to-fix golden finger test piece Download PDFInfo
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- CN217359977U CN217359977U CN202220154895.4U CN202220154895U CN217359977U CN 217359977 U CN217359977 U CN 217359977U CN 202220154895 U CN202220154895 U CN 202220154895U CN 217359977 U CN217359977 U CN 217359977U
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Abstract
The utility model discloses an easy fixed golden finger test piece, including golden finger body, head, afterbody and support plate, the left side of support plate is connected with the golden finger body, and the one end that the support plate was kept away from to the golden finger body is connected with the head, and the right side of support plate is connected with the afterbody. The utility model discloses an easily fixable's golden finger test piece, be equipped with the slot on the head, adopt the last golden finger piece and the lower golden finger piece of head welding beryllium copper material of high stereoplasm tungsten carbide copper material, thereby replace single beryllium copper test piece in the past, golden finger body life improves 2 ~ 3 times, electric conductivity is strong, and the test is more stable, thereby purchasing cost is reduced, when golden finger body wearing and tearing need be changed, unscrew the screw, take out the screw from the fixed orifices, thereby can be with the golden finger body of wearing and tearing separation from the support plate, it can fixed with the support plate to pass the fixed orifices again with the screw after changing new golden finger body, moreover, the steam generator is simple in structure, and convenient for operation greatly shortens operating personnel's change time.
Description
Technical Field
The utility model relates to a golden finger test piece field especially relates to an easy fixed golden finger test piece.
Background
With the rapid development of modern electronic products, the production of core component chips is more and more important, most chips are small and the detection quantity is large, and the gold fingers provided with the test elastic sheets can well test detection parameters by electrically contacting with a detection circuit on a tester. However, the existing golden finger test piece has the following problems:
1. the simplest beryllium copper is adopted to test an IC product in most of the existing golden finger test pieces, the conductivity is not very strong, high-frequency pressing is needed during detection, the beryllium copper has poor wear resistance under high-current and high-frequency tests, the replacement frequency is high, and therefore the cost is increased.
2. The existing golden finger test piece needs to be replaced after being worn, but the design of the carrier plate makes the replacement of the golden finger test piece troublesome, and the replacement time of the golden finger test piece is prolonged.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an easy fixed golden finger test piece possesses golden finger test piece life-span height and electric conductive property and strong and change convenient characteristics, has solved the problem among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an easy fixed golden finger test piece, includes golden finger body, head, afterbody and support plate, and the left side of support plate is connected with the golden finger body, and the one end that the support plate was kept away from to the golden finger body is connected with the head, and the right side of support plate is connected with the afterbody.
Preferably, the golden finger body is divided into an upper golden finger piece and a lower golden finger piece, and the upper golden finger piece is arranged above the lower golden finger piece.
Preferably, the upper golden finger piece and the lower golden finger piece are made of beryllium copper, and the thickness of the upper golden finger piece and the thickness of the lower golden finger piece are both 0.3 mm.
Preferably, the head is provided with a slot, the golden finger body is respectively inserted into the slot through the upper golden finger piece and the lower golden finger piece, and the joint of the head and the golden finger body is welded and connected.
Preferably, the head is made of high-hardness tungsten carbide copper.
Preferably, the tail portion is divided into an upper connection line and a lower connection line, and the upper connection line is disposed above the lower connection line.
Preferably, the support plate is provided with mounting holes and fixing holes, the mounting holes correspond to the fixing holes respectively, and screws penetrate through the fixing holes to fix the support plate.
Preferably, the surface of the carrier plate is coated with an insulating colloid.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses an easy fixed golden finger test piece, golden finger body keeps away from the one end of support plate and is connected with the head, golden finger body divide into last golden finger piece and lower golden finger piece, go up golden finger piece and set up in the top of lower golden finger piece, be equipped with the slot on the head, golden finger body inserts in the slot respectively through last golden finger piece and lower golden finger piece, the junction welded connection of head and golden finger body, the setting of slot facilitates last golden finger piece and lower golden finger piece to be connected with the head fast, thereby has facilitated the accurate welding between head and the golden finger body, go up golden finger piece and lower golden finger piece and be the beryllium copper material, the thickness of going up golden finger piece and lower golden finger piece all is 0.3mm, the head is the high stereoplasm tungsten carbide copper material, insert the head that adopts the high tungsten carbide copper material and weld upper golden finger piece and lower golden finger piece of beryllium copper material, thereby replace single copper test piece in the past, the service life of the golden finger body is prolonged by 2-3 times, the conductivity is strong, and the test is more stable, so that the purchase cost is reduced.
2. The utility model discloses an easily fixable's golden finger test piece, mounting hole and fixed orifices have been seted up on the support plate, between the mounting hole and corresponding respectively between the fixed orifices, accurate counterpoint between the mounting hole, can realize the support plate location when the installation, the rethread screw passes the fixed orifices, it can be fixed with the support plate to screw up the screw, when golden finger body wearing and tearing need be changed, unscrew the screw, take out the screw from the fixed orifices in, thereby can separate wearing and tearing golden finger body from the support plate, it can fixed with the support plate to pass the fixed orifices with the screw again after the golden finger body of change new, this design has made things convenient for the golden finger body of wearing and tearing to change, moreover, the steam generator is simple in structure, and convenient for operation, the change time of operating personnel is greatly shortened.
Drawings
Fig. 1 is a schematic top view of the overall structure of the present invention;
fig. 2 is a perspective view of the overall structure of the present invention;
fig. 3 is an enlarged schematic view of the utility model at a;
fig. 4 is a schematic side view of the overall structure of the present invention.
In the figure: 1. a golden finger body; 11. putting a golden finger sheet; 12. putting a golden finger piece; 2. a head portion; 21. inserting slots; 3. mounting holes; 4. a fixing hole; 5. a tail portion; 51. an upper connection line; 52. a lower connection line; 6. a carrier plate; 61. and insulating colloid.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-4, an easily fixable golden finger test piece comprises a golden finger body 1, a head 2, a tail 5 and a carrier plate 6, the left side of the carrier plate 6 is connected with the golden finger body 1, the golden finger body 1 is divided into an upper golden finger piece 11 and a lower golden finger piece 12, the upper golden finger piece 11 is arranged above the lower golden finger piece 12, the upper golden finger piece 11 and the lower golden finger piece 12 are both made of beryllium copper, the thicknesses of the upper golden finger piece 11 and the lower golden finger piece 12 are both 0.3mm, one end of the golden finger body 1 far away from the carrier plate 6 is connected with the head 2, the head 2 is made of high-hardness tungsten carbide copper, the head 2 is provided with a slot 21, the golden finger body 1 is respectively inserted into the slot 21 through the upper golden finger piece 11 and the lower golden finger piece 12, the joint of the head 2 and the golden finger body 1 is welded, the slot 21 is arranged to facilitate the quick connection of the upper golden finger piece 11 and the lower golden finger piece 12 with the head 2, thereby facilitating the accurate welding between the head 2 and the golden finger body 1, the head 2 tests the contacted IC product, the head 2 made of high hard tungsten carbide copper is adopted to weld the upper golden finger sheet 11 and the lower golden finger sheet 12 made of beryllium copper, thereby replacing the previous single beryllium copper test sheet, improving the wear resistance of the golden finger body 1, prolonging the service life of the golden finger body 1 by 2-3 times, having strong conductivity and more stable test, thereby reducing the purchase cost, the tail 5 is divided into an upper connecting circuit 51 and a lower connecting circuit 52, the upper connecting circuit 51 is arranged above the lower connecting circuit 52, the tail 5 is connected with the PCB through the upper connecting circuit 51 and the lower connecting circuit 52, the carrier plate 6 is provided with mounting holes 3 and fixing holes 4, the mounting holes 3 correspond to the fixing holes 4 respectively, the mounting holes 3 are aligned accurately, and the positioning of the carrier plate 6 can be realized when the carrier plate is mounted, realized quick installation to support plate 6, the screw passes fixed orifices 4 and fixes support plate 6, pass fixed orifices 4 through the screw, it can be fixed with support plate 6 to screw up the screw, when golden finger body 1 wearing and tearing need to be changed, unscrew the screw, take out the screw from fixed orifices 4, thereby can separate worn and torn golden finger body 1 from support plate 6, it can with fixed orifices 4 fixed support plate 6 with the screw again to pass behind the golden finger body 1 of renewal again, this design has made things convenient for and has changed worn and torn golden finger body 1, moreover, the steam generator is simple in structure, and convenient for operation, operating personnel's change time has been shortened greatly, the surface coating of support plate 6 has insulating colloid 61, insulating colloid 61 has guaranteed that support plate 6 has insulating effect, thereby guarantee the stability when golden finger body 1 tests.
In summary, the following steps: according to the easily-fixed golden finger test piece, a golden finger body 1 is divided into an upper golden finger piece 11 and a lower golden finger piece 12, the upper golden finger piece 11 and the lower golden finger piece 12 are made of beryllium copper, the thicknesses of the upper golden finger piece 11 and the lower golden finger piece 12 are both 0.3mm, one end, away from a carrier plate 6, of the golden finger body 1 is connected with a head 2, the head 2 is made of high-hardness tungsten carbide copper, an inserting groove 21 is formed in the head 2, the golden finger body 1 is respectively inserted into the inserting groove 21 through the upper golden finger piece 11 and the lower golden finger piece 12, the head 2 tests contacted IC products, the head 2 made of high-hardness tungsten carbide copper is adopted to weld the upper golden finger piece 11 and the lower golden finger piece 12 made of conductive copper, so that the conventional single beryllium copper test piece is replaced, the wear resistance degree of the golden finger body 1 is improved, the service life of the golden finger body 1 is prolonged by 2-3 times, and the beryllium copper is strong, and the test is more stable, thereby the purchase cost is reduced, when the golden finger body 1 is worn and needs to be replaced, the screw is unscrewed, the screw is taken out from the fixing hole 4, thereby the worn golden finger body 1 can be separated from the support plate 6, and the screw penetrates through the fixing hole 4 to fix the support plate 6 after the new golden finger body 1 is replaced.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an easy fixed golden finger test piece, includes golden finger body (1), head (2), afterbody (5) and support plate (6), its characterized in that: the left side of support plate (6) is connected with golden finger body (1), and the one end that support plate (6) were kept away from in golden finger body (1) is connected with head (2), and the right side of support plate (6) is connected with afterbody (5).
2. The easy-to-fix golden finger test strip according to claim 1, characterized in that: the golden finger body (1) is divided into an upper golden finger piece (11) and a lower golden finger piece (12), and the upper golden finger piece (11) is arranged above the lower golden finger piece (12).
3. The easy-to-fix golden finger test strip according to claim 2, characterized in that: the upper golden finger piece (11) and the lower golden finger piece (12) are both made of beryllium copper, and the thickness of the upper golden finger piece (11) and the thickness of the lower golden finger piece (12) are both 0.3 mm.
4. The easy-to-fix golden finger test strip according to claim 1, characterized in that: be equipped with slot (21) on head (2), golden finger body (1) inserts slot (21) respectively through last golden finger piece (11) and golden finger piece (12) down in, the junction welded connection of head (2) and golden finger body (1).
5. The easy-to-fix golden finger test strip according to claim 1, characterized in that: the head (2) is made of high-hardness tungsten carbide copper.
6. The easy-to-fix golden finger test strip according to claim 1, characterized in that: the tail portion (5) is divided into an upper connection line (51) and a lower connection line (52), and the upper connection line (51) is disposed above the lower connection line (52).
7. The easy-to-fix golden finger test strip according to claim 1, characterized in that: the mounting holes (3) and the fixing holes (4) are formed in the carrier plate (6), the mounting holes (3) correspond to the fixing holes (4) respectively, and screws penetrate through the fixing holes (4) to fix the carrier plate (6).
8. The easy-to-fix golden finger test strip according to claim 1, characterized in that: the surface of the carrier plate (6) is coated with an insulating colloid (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220154895.4U CN217359977U (en) | 2022-01-20 | 2022-01-20 | Easy-to-fix golden finger test piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220154895.4U CN217359977U (en) | 2022-01-20 | 2022-01-20 | Easy-to-fix golden finger test piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217359977U true CN217359977U (en) | 2022-09-02 |
Family
ID=83043540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220154895.4U Active CN217359977U (en) | 2022-01-20 | 2022-01-20 | Easy-to-fix golden finger test piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217359977U (en) |
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2022
- 2022-01-20 CN CN202220154895.4U patent/CN217359977U/en active Active
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