CN213847175U - Wave soldering fixing jig - Google Patents
Wave soldering fixing jig Download PDFInfo
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- CN213847175U CN213847175U CN202022604959.XU CN202022604959U CN213847175U CN 213847175 U CN213847175 U CN 213847175U CN 202022604959 U CN202022604959 U CN 202022604959U CN 213847175 U CN213847175 U CN 213847175U
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Abstract
The utility model discloses a wave-soldering fixing jig corresponds its characterized in that with the PCB board: comprises a fixing plate arranged on a PCB board through a connecting frame; a plurality of through holes are arranged on the fixing plate; the fixing plate is provided with a large piece fixing device, a middle piece fixing device and a small piece fixing device. The utility model discloses utilize screw rod and spring fit on the fixed plate, the material is pushed down to the different clamp plate of drive, avoids appearing the condition of high perk, just so can not influence complete machine assembly or signal attenuation.
Description
Technical Field
The utility model relates to a PCB board accessory field particularly, relates to a wave-soldering fixing jig.
Background
A Printed Circuit Board (PCB), which is also called a Printed Circuit Board (PCB), is an important electronic component, a support for electronic components, and a carrier for electrical connection of electronic components.
Some materials are inserted into the PCB, and then the materials are warped, so that the assembly of the whole machine or the signal attenuation is influenced. This is not allowed during use.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to prior art's shortcoming, provide a fixed tool of wave-soldering, solved the defect of above-mentioned technique.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
wave-soldering fixes tool, corresponds its characterized in that with the PCB board: comprises a fixing plate arranged on a PCB board through a connecting frame; a plurality of through holes are arranged on the fixing plate; the fixing plate is provided with a large piece fixing device, a middle piece fixing device and a small piece fixing device.
In the optimized scheme, the number of the connecting frames is four, and the connecting frames are distributed at four corners of the fixing plate; the structures of the four connecting frames are the same; the connecting frame comprises connecting seats fixedly mounted on the PCB and first threaded through holes which correspond to the connecting seats one to one and are arranged on the fixing plate, threaded through holes are formed between the connecting seats and the PCB, and threaded screws are connected between the first threaded through holes and the threaded through holes.
According to the optimized scheme, the large-piece fixing device comprises a large-piece fixing plate arranged on a fixing plate, two large-piece threaded holes are formed between the large-piece fixing plate and the fixing plate, and a large-piece screw rod is connected with each large-piece threaded hole in a threaded manner; the lower end of the big screw is provided with a big pressing plate; the upper part of the large pressing plate is provided with two large lower thread seats, and the lower end of the large screw rod is in threaded connection with the large lower thread seats; the lower part of the big screw rod is sleeved with a spring, and two ends of the spring are respectively connected with the fixed plate and the big pressing plate.
According to the optimized scheme, the middle piece fixing device comprises a middle piece threaded hole formed in the fixing plate, and a middle piece screw rod is connected with the middle piece threaded hole in a threaded manner; the lower end of the middle screw rod is provided with a middle pressing plate; the upper part of the middle part pressure plate is provided with a middle part lower thread seat, and the lower end of the middle part screw rod is in threaded connection with the middle part lower thread seat; the lower part of the middle screw rod is sleeved with a spring, and two ends of the spring are respectively connected with a fixed plate and a middle pressing plate; and a middle nut is arranged at the upper end of the middle screw rod.
According to the optimized scheme, the small piece fixing device comprises a small piece threaded hole formed in the fixing plate, and a small piece screw rod is connected to the small piece threaded hole in a threaded manner; the lower end of the small screw is provided with a small pressing plate; the upper part of the small piece pressing plate is provided with a small piece lower thread seat, and the lower end of the small piece screw is connected with the small piece lower thread seat in a threaded manner; the lower part of the small screw rod is sleeved with a spring, and two ends of the spring are respectively connected with a fixed plate and a small pressing plate; and a small nut is arranged at the upper end of the small screw rod.
Owing to adopted above-mentioned technique, compare with prior art, the beneficial effects of the utility model are that:
the utility model discloses utilize screw rod and spring fit on the fixed plate, the material is pushed down to the different clamp plate of drive, avoids appearing the condition of high perk, just so can not influence complete machine assembly or signal attenuation.
The utility model has the advantages of simple structure, it is with low costs, and the commonality is good, can be applicable on the PCB board of difference.
Drawings
Fig. 1 is a schematic top view of an embodiment of the present invention;
fig. 2 is a schematic side view of an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.
As shown in fig. 1-2, the wave soldering fixing jig, corresponding to the PCB, includes a fixing plate 1 mounted on the PCB through a connecting frame. The fixing plate 1 is provided with a plurality of through holes. The main function of the through hole is heat dissipation, and the gas flow on the PCB is not influenced. The number of the connecting frames is four, and the connecting frames are distributed on four corners of the fixing plate. The structures of the four connecting frames are the same; the link includes connecting seat 6 of fixed mounting on the PCB board and with connecting seat 6 one-to-one and set up the first screw thread through-hole on the fixed plate, is provided with the screw thread through-hole between connecting seat and the PCB board, threaded connection has screw rod 7 between first screw thread through-hole and the screw thread through-hole.
The fixing plate is provided with a large piece fixing device 4, a middle piece fixing device 2 and a small piece fixing device 3.
The large part fixing device 4 comprises a large part fixing plate 5 arranged on a fixing plate, two large part threaded holes are formed between the large part fixing plate 5 and the fixing plate, and each large part threaded hole is in threaded connection with a large part screw rod 9. The lower end of the big screw 9 is provided with a big pressure plate 10. The upper part of the large pressing plate 10 is provided with two large lower thread seats 8, and the lower end of the large screw 9 is in threaded connection with the large lower thread seats 8; the lower part of the big screw rod is sleeved with a spring, and two ends of the spring are respectively connected with the fixed plate and the big pressing plate.
The middle fixing device 2 comprises a middle threaded hole arranged on the fixing plate 1, and a middle screw 13 is connected with the middle threaded hole in a threaded manner. The lower end of the middle screw 13 is provided with a middle pressure plate 15. The upper part of the middle pressing plate 15 is provided with a middle lower threaded seat 14, and the lower end of the middle screw rod is in threaded connection with the middle lower threaded seat 14. The lower part of the middle screw rod 13 is sleeved with a spring, and two ends of the spring are respectively connected with the fixed plate and the middle pressing plate. And a middle nut is arranged at the upper end of the middle screw rod.
The small part fixing device 3 comprises a small part threaded hole arranged on the fixing plate, and a small part screw 11 is connected with the small part threaded hole in an internal thread mode; the lower end of the small screw 11 is provided with a small pressing plate 12. The upper part of the small pressing plate 12 is provided with a small lower thread seat, and the lower end of the small screw is connected with the small lower thread seat in a threaded manner; the lower part of the small screw rod is sleeved with a spring, and two ends of the spring are respectively connected with the fixed plate and the small pressing plate. And a small nut is arranged at the upper end of the small screw rod.
The utility model discloses utilize screw rod and spring fit on the fixed plate, the material is pushed down to the different clamp plate of drive, avoids appearing the condition of high perk, just so can not influence complete machine assembly or signal attenuation.
The utility model has the advantages of simple structure, it is with low costs, and the commonality is good, can be applicable on the PCB board of difference.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. Wave-soldering fixes tool, corresponds its characterized in that with the PCB board: comprises a fixing plate arranged on a PCB board through a connecting frame; a plurality of through holes are arranged on the fixing plate;
the fixing plate is provided with a large piece fixing device, a middle piece fixing device and a small piece fixing device.
2. The wave soldering fixing jig according to claim 1, characterized in that: the number of the connecting frames is four, and the connecting frames are distributed on four corners of the fixing plate; the structures of the four connecting frames are the same; the connecting frame comprises connecting seats fixedly mounted on the PCB and first threaded through holes which correspond to the connecting seats one to one and are arranged on the fixing plate, threaded through holes are formed between the connecting seats and the PCB, and threaded screws are connected between the first threaded through holes and the threaded through holes.
3. The wave soldering fixing jig according to claim 2, characterized in that: the large part fixing device comprises a large part fixing plate arranged on the fixing plate, two large part threaded holes are formed between the large part fixing plate and the fixing plate, and a large part screw is connected with each large part threaded hole in a threaded manner; the lower end of the big screw is provided with a big pressing plate; the upper part of the large pressing plate is provided with two large lower thread seats, and the lower end of the large screw rod is in threaded connection with the large lower thread seats; the lower part of the big screw rod is sleeved with a spring, and two ends of the spring are respectively connected with the fixed plate and the big pressing plate.
4. The wave soldering fixing jig according to claim 3, characterized in that: the middle piece fixing device comprises a middle piece threaded hole arranged on the fixing plate, and a middle piece screw rod is connected with the middle piece threaded hole in a threaded manner; the lower end of the middle screw rod is provided with a middle pressing plate; the upper part of the middle part pressure plate is provided with a middle part lower thread seat, and the lower end of the middle part screw rod is in threaded connection with the middle part lower thread seat; the lower part of the middle screw rod is sleeved with a spring, and two ends of the spring are respectively connected with a fixed plate and a middle pressing plate; and a middle nut is arranged at the upper end of the middle screw rod.
5. The wave soldering fixing jig according to claim 4, characterized in that: the small piece fixing device comprises a small piece threaded hole arranged on the fixing plate, and a small piece screw rod is connected with the small piece threaded hole in an internal thread mode; the lower end of the small screw is provided with a small pressing plate; the upper part of the small piece pressing plate is provided with a small piece lower thread seat, and the lower end of the small piece screw is connected with the small piece lower thread seat in a threaded manner; the lower part of the small screw rod is sleeved with a spring, and two ends of the spring are respectively connected with a fixed plate and a small pressing plate; and a small nut is arranged at the upper end of the small screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022604959.XU CN213847175U (en) | 2020-11-12 | 2020-11-12 | Wave soldering fixing jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022604959.XU CN213847175U (en) | 2020-11-12 | 2020-11-12 | Wave soldering fixing jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213847175U true CN213847175U (en) | 2021-07-30 |
Family
ID=77015432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022604959.XU Active CN213847175U (en) | 2020-11-12 | 2020-11-12 | Wave soldering fixing jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213847175U (en) |
-
2020
- 2020-11-12 CN CN202022604959.XU patent/CN213847175U/en active Active
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