CN214816073U - Welding fixture for antenna array surface - Google Patents
Welding fixture for antenna array surface Download PDFInfo
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- CN214816073U CN214816073U CN202023057829.5U CN202023057829U CN214816073U CN 214816073 U CN214816073 U CN 214816073U CN 202023057829 U CN202023057829 U CN 202023057829U CN 214816073 U CN214816073 U CN 214816073U
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Abstract
The utility model provides a welding jig for antenna array face, including base part, coupling part and compress tightly the part, it installs on the base part through coupling part to compress tightly the part, it includes bottom briquetting, top board, compression spring and connecting piece to compress tightly the part, the top board passes through the connecting piece and installs on the bottom briquetting, the compression spring cover is established on the connecting piece to set up between top board and bottom briquetting, the base part includes the bottom plate, coupling part includes adjusting bolt, adjusting bolt passes the top board and installs on the bottom plate, and the nut through adjusting bolt is adjusted and to be made the top board in remove on the connecting piece. The utility model discloses the effectual welding degree of difficulty that has not had welding jig and brought among the prior art of having solved is high, problem that welding precision is not high.
Description
Technical Field
The utility model belongs to the technical field of welding jig, concretely relates to welding jig for antenna array face.
Background
The antenna array is a key device of the phased array radar, and is generally composed of hundreds to tens of thousands of unequal channel excitation radiation units controlled by phases, and the channel excitation radiation units are distributed on a substrate. The substrate is a large-area metal plate, and the printed board is also a large-area metal plate. The printed board needs to be welded on the substrate.
However, the printed board and the substrate are difficult to weld, the printed board is required to be tightly attached to the substrate for welding, and the printed board and the substrate are welded uniformly.
The invention content is as follows:
based on above-mentioned defect the utility model provides a welding jig for antenna array face, the effectual welding degree of difficulty that does not have welding jig among the prior art and bring of having solved is high, problem that welding precision is not high.
The utility model discloses a realize through following technical scheme:
a welding fixture for an antenna array face comprises a base portion, a connecting portion and a pressing portion, wherein the pressing portion is installed on the base portion through the connecting portion and comprises a bottom pressing block, an upper pressing plate, a compression spring and a connecting piece, the upper pressing plate is installed on the bottom pressing block through the connecting piece, the compression spring is sleeved on the connecting piece and is arranged between the upper pressing plate and the bottom pressing block, the base portion comprises a bottom plate, the connecting portion comprises an adjusting bolt, the adjusting bolt penetrates through the upper pressing plate and is installed on the bottom plate, and the upper pressing plate can move on the connecting piece through adjustment of a nut of the adjusting bolt.
Further, a handle is further installed on the bottom plate and connected with the bottom plate through a connecting screw rod.
Further, the bottom briquetting has a plurality of settings of equipartition, all installs one on each bottom briquetting the connecting piece.
Further, the connecting piece is a fixing bolt.
Compared with the prior art, the utility model discloses following profitable technological effect has:
the clamp is designed into the base part, the pressing part and the connecting part, and the base part and the pressing part are connected through the connecting part, wherein the connecting part utilizes the adjusting bolt to adjust the distance between the base part and the pressing part; after the bottom pressing block is contacted with the bottom plate, the distance between the base part and the pressing part is continuously adjusted, and the pressure between the bottom pressing block and the bottom plate can be changed through the compression spring; meanwhile, the pressure is transmitted to the bottom pressing block through the spring and then transmitted to the printed board, and because the pressure transmitted by the spring is uniform, the pressure received by the printed board is also uniform, the welding fixture of the printed board and the substrate is realized in such a way, and the welding fixture has the advantages of high welding quality and convenience in operation; the welding qualification rate of the printed board and the substrate is improved.
Description of the drawings:
fig. 1 is a schematic structural view of a printed board and a substrate mounted on a welding jig according to the present invention;
fig. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic view of the handle structure of the present invention;
FIG. 4 is a schematic view of the bottom plate structure of the present invention;
FIG. 5 is a schematic view of the structure of the connecting screw rod of the present invention;
FIG. 6 is a schematic view of the structure of the bottom block of the present invention;
fig. 7 is a schematic structural view of the upper press plate of the present invention;
fig. 8 is a schematic structural view of the compression spring of the present invention;
fig. 9 is a schematic view of the structure of the connecting screw rod of the present invention.
Description of reference numerals:
110-handle, 120-bottom plate, 130-connecting screw rod, 210-bottom pressing block, 220-upper pressing plate, 230-compression spring, 240-fixing bolt, 310-adjusting bolt, 4-base plate and 5-printing plate.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the description of the present invention, it should be noted that the terms "center" upper "lower" left "right" vertical "horizontal" inner "outer" etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship that the products of the present invention are conventionally placed when in use, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation. Furthermore, the terms "first" - "second" - "third", etc. are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it is also to be noted that, unless otherwise explicitly specified or limited, the term "disposed" - "mounted" - "connected" is to be interpreted broadly, for example, as being either a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Fig. 1 is a schematic structural view of a printed board and a substrate mounted on a welding jig according to the present invention; as shown in FIG. 1, the welding fixture comprises a base portion, a compression portion and a connection portion, wherein the base portion comprises a handle 110, a bottom plate 120 and a connecting screw 130, the handle 110 is mounted on the bottom plate 120 through the connecting screw 130, the compression portion comprises a bottom pressing block 210, an upper pressing plate 220, a compression spring 230 and a fixing bolt 240, the upper pressing plate 220 is mounted on the bottom pressing block 210 through the fixing bolt 240, the compression spring 230 is sleeved on the screw of the fixing bolt 240, the compression spring 230 is located between the bottom pressing block 210 and the upper pressing plate 220, the connection portion comprises an adjusting bolt 310, the adjusting bolt 310 penetrates through the upper pressing plate and is mounted on the bottom plate 120, and the upper pressing plate can move on the screw of the fixing bolt 240 through nut adjustment of the adjusting bolt 310.
The base portion and the pressing portion are connected by an adjusting bolt 310 of the connecting portion, and the printed board 5 and the substrate 4 are sandwiched.
The pressing block 210 at the bottom of the pressing part adjusts the pressure of the printed board by adjusting the distance between the base part and the pressing part, the pressure is large when the distance is small, and the pressure is small when the distance is large.
The bottom pressing block 210 of the pressing part is divided into a plurality of parts, and is respectively installed on the upper pressing plate 220 through fixing bolts 240, and each part of the bottom pressing block 210 respectively applies pressure to the printed board.
The handle 110 is mounted on the base plate 120 by a connection screw 130.
The utility model discloses a use as follows:
1. mounting the substrate 4 on the base plate 120;
2. coating solder paste on the printed board 5;
3. attaching one side of the printed board coated with the soldering paste to the substrate;
4. the upper pressing plate 220 is arranged on the bottom plate 120 through the adjusting bolt 310, so that the bottom pressing block 210 is pressed on the printed board;
5. the whole is put on the welding table by lifting the handle 110;
6. starting a welding table to heat for 1 h;
7. closing the welding table, and lifting the handle to lift the whole welding table;
8. and (4) radiating heat for 4h at room temperature, and then taking out the welding combination of the printed board and the substrate.
The clamp is designed into the base part, the pressing part and the connecting part, and the base part and the pressing part are connected through the connecting part, wherein the connecting part utilizes the adjusting bolt to adjust the distance between the base part and the pressing part; after the bottom pressing block is contacted with the bottom plate, the distance between the base part and the pressing part is continuously adjusted, and the pressure between the bottom pressing block and the bottom plate can be changed through the compression spring; meanwhile, the pressure is transmitted to the bottom pressing block through the spring and then transmitted to the printed board, and because the pressure transmitted by the spring is uniform, the pressure received by the printed board is also uniform, the welding fixture of the printed board and the substrate is realized in such a way, and the welding fixture has the advantages of high welding quality and convenience in operation; the welding qualification rate of the printed board and the substrate is improved.
The embodiments given above are preferred examples for implementing the present invention, and the present invention is not limited to the above-described embodiments. Any non-essential addition and replacement made by the technical characteristics of the technical scheme of the invention by the technical personnel in the field all belong to the protection scope of the invention.
Claims (4)
1. The welding fixture for the antenna array surface is characterized by comprising a base part, a connecting part and a pressing part, wherein the pressing part is installed on the base part through the connecting part and comprises a bottom pressing block, an upper pressing plate, a compression spring and a connecting piece, the upper pressing plate is installed on the bottom pressing block through the connecting piece, the compression spring is sleeved on the connecting piece and is arranged between the upper pressing plate and the bottom pressing block, the base part comprises a bottom plate, the connecting part comprises an adjusting bolt, the adjusting bolt penetrates through the upper pressing plate and is installed on the bottom plate, and the upper pressing plate can move on the connecting piece through nut adjustment of the adjusting bolt.
2. The welding jig of claim 1, wherein a handle is further mounted on the base plate, and the handle is connected to the base plate by a connecting screw.
3. The welding fixture of claim 2, wherein the bottom press block has a plurality of evenly spaced locations, and each bottom press block has one of the plurality of connectors mounted thereon.
4. The welding fixture of claim 1, wherein the connecting member is a fixing bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023057829.5U CN214816073U (en) | 2020-12-16 | 2020-12-16 | Welding fixture for antenna array surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023057829.5U CN214816073U (en) | 2020-12-16 | 2020-12-16 | Welding fixture for antenna array surface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214816073U true CN214816073U (en) | 2021-11-23 |
Family
ID=78801983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023057829.5U Active CN214816073U (en) | 2020-12-16 | 2020-12-16 | Welding fixture for antenna array surface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214816073U (en) |
-
2020
- 2020-12-16 CN CN202023057829.5U patent/CN214816073U/en active Active
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