CN214588748U - Long solder ball cleaver - Google Patents
Long solder ball cleaver Download PDFInfo
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- CN214588748U CN214588748U CN202120565648.9U CN202120565648U CN214588748U CN 214588748 U CN214588748 U CN 214588748U CN 202120565648 U CN202120565648 U CN 202120565648U CN 214588748 U CN214588748 U CN 214588748U
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Abstract
The utility model discloses a long solder ball chopper, including the welding body, wherein: the bottom of the welding body is provided with a welding part; the welding part is provided with a first welding tip, a second welding tip and an arc-shaped avoiding part; the first welding tip is in transition connection with the second welding tip through the arc-shaped avoiding part; the arc-shaped avoiding part is arranged in an upward concave mode along the axial direction of the welding body; when the bonding of heavy current chip, adopt the utility model discloses a two welding position welding are done to the aluminium silk to long solder ball chopper, become two solder joints from traditional solder joint and once only accomplish the welding, the welding tip becomes crescent mouth by original sharp mouth, has effectively improved welding efficiency, has further improved production efficiency, has reduced manufacturing cost, has good economic benefits, accords with the development requirement of enterprise.
Description
Technical Field
The utility model relates to a chip bonding technology field, especially are a long solder ball chopper.
Background
Referring to FIG. 2 of the drawings, a conventional solder riving knife has a cylindrical body portion and a tapered portion with an axial passageway extending from a trailing end to a distal end of the riving knife and a wire bonded at the distal end through the axial passageway. When a large-current chip is bonded, double-welding-position welding needs to be carried out on an aluminum wire, and after the 1 st welding point is finished, the 2 nd welding point needs to be additionally welded at a position 0.5mm away from the 1 st welding point or other positions at intervals, so that two times of welding needs to be finished; adopt traditional welding chopper alone welded efficiency in proper order lower, reduced production efficiency, increased manufacturing cost, need provide a neotype welding chopper, solve the problem of the existence in the production.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's defect, provide a simple structure, welding efficiency is high, effectively improves production efficiency's long solder ball chopper.
The utility model discloses a following technical scheme realizes:
a long solder ball cleaver, comprising a solder body, wherein: the bottom of the welding body is provided with a welding part; the welding part is provided with a first welding tip, a second welding tip and an arc-shaped avoiding part; the first welding tip is in transition connection with the second welding tip through the arc-shaped avoiding part; the arc avoiding part is arranged in a concave mode upwards along the axial direction of the welding body.
Further, the diameter of the first welding tip is equal to the diameter of the second welding tip.
Further, the bottom of the first welding tip is parallel to the bottom of the second welding tip.
Further, the distance between the first welding tip and the second welding tip is 0.25 to 0.75 mm.
Further, the distance between the first welding tip and the second welding tip is 0.5 mm.
Further, the diameter of the arc-shaped avoiding part is larger than 0.5 mm.
The utility model has the advantages that:
the utility model is provided with a first welding tip, a second welding tip and an arc avoidance part; the first welding tip is in transition connection with the second welding tip through the arc-shaped avoiding part; the arc avoiding part is arranged in an upward concave mode along the axial direction of the welding body. When the bonding of heavy current chip, adopt the utility model discloses a two welding position welding are done to the aluminium silk to long solder ball chopper, become two solder joints from traditional solder joint and once only accomplish the welding, the welding tip becomes crescent mouth by original sharp mouth, has effectively improved welding efficiency, has further improved production efficiency, has reduced manufacturing cost, has good economic benefits, accords with the development requirement of enterprise.
Drawings
FIG. 1 is a schematic structural diagram of a long solder ball chopper according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a conventional welding chopper.
In the drawings: 1-welding the body; 2-a weld; 21-a first welding tip; 22-a second welding tip; 23-arc avoiding part.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments, and the present invention will be described in detail with reference to the accompanying drawings and specific embodiments below according to the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front, back, upper end, lower end, top, bottom … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, unless expressly stated or limited otherwise, the term "connected" is to be construed broadly, e.g., "connected" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature; in addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1, a long solder ball chopper includes a soldering body 1, wherein: the bottom of the welding body 1 is provided with a welding part 2; the welding part 2 is provided with a first welding tip 21, a second welding tip 22 and an arc-shaped avoiding part 23; the first welding tip 21 is in transition connection with the second welding tip 22 through the arc-shaped avoiding part 23; the arc avoiding part 23 is arranged in an upward concave mode along the axial direction of the welding body 1. It should be noted that, when the bonding of heavy current chip, adopt the utility model discloses a long solder ball chopper is two welding position welding to the aluminium silk, becomes two welding spot disposable completion welding from traditional solder joint, and the welding tip becomes crescent mouth by original sharp mouth, has effectively improved welding efficiency, has further improved production efficiency, has reduced manufacturing cost, has good economic benefits, accords with the development requirement of enterprise.
Specifically, in the present embodiment, the diameter of the first welding tip 21 is equal to the diameter of the second welding tip 22. It should be noted that the diameter of the first welding tip 21 is equal to the diameter of the second welding tip 22, so that the consistency of one-step forming welding can be ensured, and the yield of products can be guaranteed.
Specifically, in the embodiment, the bottom of the first welding tip 21 is parallel to the bottom of the second welding tip 22, so that the consistency of aluminum wires during welding is ensured, and the welding quality is improved.
Specifically, in the embodiment, the distance between the first welding tip 21 and the second welding tip 22 is 0.25 to 0.75 mm. It should be noted that, according to different products, the distance between the first welding tip 21 and the second welding tip 22 is different, and the production requirement is met.
Specifically, in the present embodiment, the distance between the first welding tip 21 and the second welding tip 22 is 0.5 mm. It should be noted that setting the distance between the first welding tip 21 and the second welding tip 22 to 0.5mm is a preferred choice in actual production, but the distance between the first welding tip 21 and the second welding tip 22 is not limited.
Specifically, in the present embodiment, the diameter of the arc-shaped avoiding portion 23 is greater than 0.5 mm. It should be noted that, according to the actual production requirement, the arc-shaped avoiding portion 23 with different specifications is arranged to meet the requirement of the double-spot welding.
The technical solutions provided by the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained herein by using specific examples, and the descriptions of the above embodiments are only applicable to help understand the principles of the embodiments of the present invention; meanwhile, for a person skilled in the art, according to the embodiments of the present invention, there may be variations in the specific implementation manners and application ranges, and in summary, the content of the description should not be construed as a limitation to the present invention.
Claims (6)
1. The long solder ball cleaver comprises a welding body and is characterized in that: the bottom of the welding body is provided with a welding part; the welding part is provided with a first welding tip, a second welding tip and an arc-shaped avoiding part; the first welding tip is in transition connection with the second welding tip through the arc-shaped avoiding part; the arc avoiding part is arranged in a concave mode upwards along the axial direction of the welding body.
2. The long solder ball cleaver of claim 1, wherein: the diameter of the first welding tip is equal to the diameter of the second welding tip.
3. The long solder ball cleaver of claim 1, wherein: the bottom of the first welding tip is parallel to the bottom of the second welding tip.
4. The long solder ball cleaver of claim 1, wherein: the distance between the first welding tip and the second welding tip is 0.25-0.75 mm.
5. The long solder ball cleaver of claim 1, wherein: the distance between the first welding tip and the second welding tip is 0.5 mm.
6. The long solder ball cleaver of claim 1, wherein: the diameter of the arc-shaped avoiding part is larger than 0.5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120565648.9U CN214588748U (en) | 2021-03-19 | 2021-03-19 | Long solder ball cleaver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120565648.9U CN214588748U (en) | 2021-03-19 | 2021-03-19 | Long solder ball cleaver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214588748U true CN214588748U (en) | 2021-11-02 |
Family
ID=78320688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120565648.9U Active CN214588748U (en) | 2021-03-19 | 2021-03-19 | Long solder ball cleaver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214588748U (en) |
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2021
- 2021-03-19 CN CN202120565648.9U patent/CN214588748U/en active Active
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