CN212682726U - Resonator cover plate welding tool - Google Patents
Resonator cover plate welding tool Download PDFInfo
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- CN212682726U CN212682726U CN202020442933.7U CN202020442933U CN212682726U CN 212682726 U CN212682726 U CN 212682726U CN 202020442933 U CN202020442933 U CN 202020442933U CN 212682726 U CN212682726 U CN 212682726U
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- resonator
- upper cover
- fastening screw
- cover
- box body
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Abstract
The utility model discloses a syntonizer apron welding frock, include: the clamping device comprises an upper cover, a lower cover, a plurality of fastening screws and a plurality of pressing strips, wherein the upper cover is provided with a plurality of first fastening screw holes and a plurality of first surfaces, the pressing strips are arranged on the first surfaces, and the lower surfaces of all the pressing strips are the same plane; the lower cover is provided with a plurality of second fastening screw holes and a plurality of second surfaces; the fastening screw is matched with the first fastening screw hole and the second fastening screw hole. Because be provided with the compressing tightly strip in the upper cover, even slight unevenness appears in the surface of upper cover or lower cover, the upper cover can tightly push down resonator box body and resonator apron through the protrusion compressing tightly strip, ensures that resonator box body and resonator apron can closely laminate, through reflow soldering welding back, can effectively avoid appearing lou to weld, rosin joint, hole etc. are bad, guarantee the resonator performance.
Description
Technical Field
The utility model relates to a frock clamp technical field especially relates to a syntonizer apron welding frock.
Background
The resonator comprises a resonator box body and a resonator cover plate, the resonator cover plate needs to be welded on the resonator box body after all functional devices (such as resonant columns and the like) are arranged in the resonator box body, in order to ensure the performance of the resonator, the welding surfaces of the resonator box body and the resonator cover plate need to be tightly welded, and poor welding, insufficient welding, holes and the like cannot occur. In the existing method, a stacked resonator box body and a resonator are placed between two flat plates, then the two flat plates are clamped, and the resonator box body and a resonator cover plate are welded together after the two flat plates are welded in reflow soldering equipment, wherein solder paste which is brushed on the resonator box body in advance is melted in the reflow soldering equipment. If slight unevenness or warpage appears in two flat boards, the resonator box body and the resonator apron back are cliied to two flat boards, very easily lead to the resonator box body to be can not closely laminate with the resonator apron, and the welding back very easily appears leaking and welds, rosin joint, hole etc. harmfully, influences the resonator performance then.
Accordingly, the prior art is deficient and needs improvement.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the utility model provides a resonator apron welding frock avoids appearing leaking behind resonator box body and the welding of resonator apron bad phenomena such as welding, rosin joint, hole.
The technical scheme of the utility model as follows: the utility model provides a resonator apron welding frock includes: the clamping device comprises an upper cover, a lower cover, a plurality of fastening screws and a plurality of pressing strips, wherein the upper cover is provided with a plurality of first fastening screw holes and a plurality of first surfaces, the pressing strips are arranged on the first surfaces, and the lower surfaces of all the pressing strips are the same plane; the lower cover is provided with a plurality of second fastening screw holes and a plurality of second surfaces; the fastening screw is matched with the first fastening screw hole and the second fastening screw hole. The resonator box body printed with the solder paste is placed on the second surface of the lower cover, the resonator cover plate is covered on the resonator box body, the first surface of the upper cover is buckled on the resonator cover plate, the fastening screw penetrates through the first fastening screw hole and the second fastening screw hole, the resonator box body and the resonator cover plate are clamped by the upper cover and the lower cover, and the resonator box body and the resonator cover plate can be welded in the reflow soldering device. Because be provided with the compressing tightly strip in the upper cover, even slight unevenness appears in the surface of upper cover or lower cover, the upper cover can tightly push down resonator box body and resonator apron through the protrusion compressing tightly strip, ensures that resonator box body and resonator apron can closely laminate, through reflow soldering welding back, can effectively avoid appearing lou to weld, rosin joint, hole etc. are bad, guarantee the resonator performance.
Furthermore, the plane shape of the pressing strip is the shape of the welding surface of the resonator box body and the resonator cover plate. When the resonator box body and the resonator cover plate are pressed by the upper cover and the lower cover, the pressing strips are directly pressed on the back of the resonator cover plate, namely the back of the welding surface of the resonator box body and the resonator cover plate is just pressed, the resonator box body and the resonator cover plate can be tightly attached, after welding, poor welding, insufficient welding, holes and the like are avoided, and resonator performance is guaranteed.
Furthermore, the upper cover is provided with a positioning pin, the lower cover is provided with a positioning hole, and the positioning pin is matched with the positioning hole; or the upper cover is provided with a positioning hole, the lower cover is provided with a positioning pin, and the positioning hole is matched with the positioning pin. Set up locating pin and locating hole, can be better with upper cover and lower cover alignment, make things convenient for fastening screw to pass first fastening screw hole and second fastening screw hole.
Further, the lower cover is provided with a box body positioning column, and the box body positioning column is arranged on the second surface. The box body positioning column can facilitate the resonator box body to be placed on the second surface.
Further, the upper cover is provided with a first air hole, and the first air hole penetrates through the upper cover to be connected with the first surface; the lower cover is provided with a second air hole, and the second air hole penetrates through the lower cover to be connected with the second surface. In the reflow soldering process, the first air hole and the second air hole can enable hot air to be more conveniently contacted with the resonator box body and the resonator upper cover, and welding is facilitated.
Further, the first surface and the second surface are both six.
Further, the lower cover is provided with limiting piles which are arranged on two sides of the second surface. The limiting pile is used for positioning the resonator box body on the second surface, and the position of the resonator box body is prevented from deviating.
Adopt above-mentioned scheme, the utility model provides a syntonizer apron welding frock, owing to be provided with in the upper cover and compress tightly the strip, even slight unevenness appears in the surface of upper cover or lower cover, the upper cover can compress tightly the strip through the protrusion and tightly push down syntonizer box body and syntonizer apron, ensures that syntonizer box body and syntonizer apron can closely laminate, through reflow soldering welding back, can effectively avoid appearing leaking welding, rosin joint, hole etc. harmfully, guarantees syntonizer performance.
Drawings
Fig. 1 is a schematic structural view of the resonator box body and the resonator cover plate clamped according to the present invention;
fig. 2 is an exploded view of the resonator case and the resonator cover plate according to the present invention;
fig. 3 is a schematic structural view of the upper cover of the present invention;
fig. 4 is a schematic structural view of the lower cover of the present invention;
fig. 5 is a schematic structural view of the fastening screw of the present invention.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1-5, the present invention provides a resonator cover plate welding tool, including: the upper cover 10 is provided with a plurality of first fastening screw holes 11 and a plurality of first surfaces 12, the pressing strips 40 are arranged on the first surfaces 12, and the lower surfaces of all the pressing strips 40 are the same plane; the lower cover 20 is provided with a plurality of second fastening screw holes 21 and a plurality of second surfaces 22; the fastening screws are matched with the first fastening screw hole 11 and the second fastening screw hole 21. The resonator case 60 printed with solder paste is placed on the second surface 22 of the lower cover 20, then the resonator cover plate 61 is covered on the resonator case 60, the first surface 12 of the upper cover 10 is buckled on the resonator cover plate 61, then the fastening screws pass through the first fastening screw holes 11 and the second fastening screw holes 21, the resonator case 60 and the resonator cover plate 61 are clamped by the upper cover 10 and the lower cover 20, and then the reflow soldering device can be accessed for soldering. Because be provided with compressing tightly strip 40 in the upper cover 10, even slight unevenness appears in the surface of upper cover 10 or lower cover 20, upper cover 10 can tightly push down resonator box body 60 and resonator apron 61 through protruding compressing tightly strip 40, ensures that resonator box body 60 and resonator apron 61 can closely laminate, through reflow soldering welding back, can effectively avoid appearing lou to weld, bad such as rosin joint, hole, guarantees resonator performance.
In this embodiment, the planar shape of the pressing bar 40 is the shape of the welding surface of the resonator case 60 and the resonator cover plate 61. When the upper cover 10 and the lower cover 20 press the resonator box body 60 and the resonator cover plate 61, the pressing strip 40 directly presses the back of the resonator cover plate 61, namely just presses the back of the welding surface of the resonator box body 60 and the resonator cover plate 61, so that the resonator box body 60 and the resonator cover plate 61 can be tightly attached, and after welding, poor welding, insufficient welding, holes and the like are avoided, and resonator performance is guaranteed.
In the present embodiment, the upper cover 10 is provided with a positioning pin 13, the lower cover 20 is provided with a positioning hole 23, and the positioning pin 13 is matched with the positioning hole 23. The positioning pin 13 and the positioning hole 23 are arranged, so that the upper cover 10 and the lower cover 20 can be aligned better, and fastening screws can pass through the first fastening screw hole 11 and the second fastening screw hole 21 conveniently.
In the present embodiment, the lower cover 20 is provided with a box positioning column 24, and the box positioning column 24 is disposed on the second surface 22. The cartridge positioning posts 24 may facilitate placement of the resonator cartridge 60 on the second surface 22.
In this embodiment, the upper cover 10 is provided with a first air hole 14, and the first air hole 14 penetrates through the upper cover 10 and is connected with the first surface 12; the lower cover 20 is provided with a second air hole 25, and the second air hole 25 is connected to the second surface 22 through the lower cover 20. In the reflow soldering process, the first air hole 14 and the second air hole 25 can enable hot air to be more conveniently contacted with the resonator box body 60 and the resonator upper cover 10, and the soldering is convenient.
In the present embodiment, the first surface 12 and the second surface 22 are six.
In this embodiment, the lower cover 20 is provided with a position-limiting peg 26, and the position-limiting peg 26 is disposed on both sides of the second surface 22. The position limiting pegs 26 are used to position the resonator box 60 on the second surface 22 to avoid a shift in the position of the resonator box 60.
In this embodiment, the fastening screw includes: nut 31, smooth area 32, external thread 33; the second fastening screw hole 21 is provided with an internal thread, with which the external thread 33 matches.
To sum up, the utility model provides a syntonizer apron welding frock, owing to be provided with in the upper cover and compress tightly the strip, even slight unevenness appears in the surface of upper cover or lower cover, the upper cover can compress tightly the strip through the protrusion and tightly push down syntonizer box body and syntonizer apron, ensures that syntonizer box body and syntonizer apron can closely laminate, through reflow soldering welding back, can effectively avoid appearing leaking badly such as welding, rosin joint, hole, guarantees syntonizer performance.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The utility model provides a resonator apron welding frock which characterized in that includes: the clamping device comprises an upper cover, a lower cover, a plurality of fastening screws and a plurality of pressing strips, wherein the upper cover is provided with a plurality of first fastening screw holes and a plurality of first surfaces, the pressing strips are arranged on the first surfaces, and the lower surfaces of all the pressing strips are the same plane; the lower cover is provided with a plurality of second fastening screw holes and a plurality of second surfaces; the fastening screw is matched with the first fastening screw hole and the second fastening screw hole.
2. The resonator cover plate welding tool according to claim 1, wherein the planar shape of the pressing strip is the shape of a welding surface of the resonator box body and the resonator cover plate.
3. The resonator cover plate welding tool according to claim 1, wherein the upper cover is provided with a positioning pin, the lower cover is provided with a positioning hole, and the positioning pin is matched with the positioning hole;
or the upper cover is provided with a positioning hole, the lower cover is provided with a positioning pin, and the positioning hole is matched with the positioning pin.
4. The resonator cover plate welding tool according to claim 1, wherein the lower cover is provided with a box body positioning column, and the box body positioning column is arranged on the second surface.
5. The resonator cover plate welding tool according to claim 1, wherein the upper cover is provided with a first air hole, and the first air hole penetrates through the upper cover to be connected with the first surface; the lower cover is provided with a second air hole, and the second air hole penetrates through the lower cover to be connected with the second surface.
6. The resonator cover plate welding tool according to claim 1, wherein the number of the first surface and the number of the second surface are six.
7. The resonator cover plate welding tool according to claim 1, wherein the lower cover is provided with limiting piles, and the limiting piles are arranged on two sides of the second surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020442933.7U CN212682726U (en) | 2020-03-30 | 2020-03-30 | Resonator cover plate welding tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020442933.7U CN212682726U (en) | 2020-03-30 | 2020-03-30 | Resonator cover plate welding tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212682726U true CN212682726U (en) | 2021-03-12 |
Family
ID=74892521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020442933.7U Active CN212682726U (en) | 2020-03-30 | 2020-03-30 | Resonator cover plate welding tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212682726U (en) |
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2020
- 2020-03-30 CN CN202020442933.7U patent/CN212682726U/en active Active
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