CN219852531U - Reverse welding reflow furnace jig for radio frequency seat - Google Patents
Reverse welding reflow furnace jig for radio frequency seat Download PDFInfo
- Publication number
- CN219852531U CN219852531U CN202320540516.XU CN202320540516U CN219852531U CN 219852531 U CN219852531 U CN 219852531U CN 202320540516 U CN202320540516 U CN 202320540516U CN 219852531 U CN219852531 U CN 219852531U
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- radio frequency
- seat
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- groove
- placing
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- 238000003466 welding Methods 0.000 title claims abstract description 47
- 238000003825 pressing Methods 0.000 claims abstract description 52
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 3
- 229910000679 solder Inorganic materials 0.000 claims 1
- 238000000034 method Methods 0.000 description 5
- 238000005476 soldering Methods 0.000 description 5
- 230000002411 adverse Effects 0.000 description 3
- 238000007667 floating Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
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- Constitution Of High-Frequency Heating (AREA)
Abstract
The utility model discloses a reverse welding reflow oven jig for a radio frequency seat, which comprises a bottom plate and an elastic pressing piece assembly, wherein the upper surface of the bottom plate is provided with a PCB placing groove for positively placing a PCB, the bottom of the PCB placing groove is provided with an avoidance groove for avoiding components on the B surface of the PCB, and one side of the PCB placing groove is provided with an A-surface radio frequency seat limiting groove for positively placing an A-surface radio frequency seat and a B-surface radio frequency seat limiting groove for reversely placing the B-surface radio frequency seat; one end of the elastic pressing piece assembly is rotatably arranged at the edge of the upper surface of the bottom plate, and the other end of the elastic pressing piece assembly can be rotated to the position above the limiting groove of the A-plane radio frequency seat. The reverse welding reflow oven jig for the radio frequency seats provided by the utility model can be used for simultaneously placing the A-side radio frequency seats and the B-side radio frequency seats in the limit grooves corresponding to the bottom plate for reflow oven welding, so that the simultaneous reflow oven welding of the radio frequency seats on the A, B side of the PCB is realized.
Description
Technical Field
The utility model relates to the technical field of SMT (surface mounting technology) process welding, in particular to a reverse welding reflow oven jig for a radio frequency pedestal.
Background
In some PCB mounting production, a plate-sinking type radio frequency seat is required to be mounted on the A, B surface of the PCB, the plate-sinking type radio frequency seat is usually directly mounted on the PCB by adopting a reflow soldering process, and the plate-sinking type radio frequency seat is mounted on the PCB by adopting the reflow soldering process, and the reflow oven jig is often used for auxiliary soldering.
However, the existing reflow oven jig is only suitable for single-sided mounting of a sink plate type radio frequency seat, as disclosed in the chinese patent of publication No. CN114769786a, and comprises a jig frame, a plurality of left radio frequency head limiting members capable of moving up and down along the left frame are arranged on the left frame of the jig frame, a plurality of lower radio frequency head limiting members capable of moving left and right along the lower frame are arranged on the lower frame of the jig frame, an upper adjusting slide capable of moving up and down is arranged at the upper end of the jig frame, a plurality of upper radio frequency head limiting members capable of moving left and right along the upper adjusting slide are arranged on the upper adjusting slide, a right adjusting slide capable of moving left and right is arranged at the right end of the jig frame, and a plurality of right radio frequency head limiting members capable of moving up and down along the right adjusting slide are arranged on the right adjusting slide. The sinking plate type radio frequency seat on any one side is welded firstly and then protrudes out of the plate surface by the multifunctional radio frequency head limiting jig, the other side is affected to continue to use the jig for auxiliary welding, the sinking plate type radio frequency seat on the other side can only be welded manually, the welding quality is required to be controlled by the proficiency of operators, and the whole welding efficiency is difficult to guarantee.
Disclosure of Invention
In order to solve the problem that the reflow oven jig in the prior art is only suitable for single-sided mounting of the sinking plate type radio frequency seats, the sinking plate type radio frequency seats on any one side are firstly welded and then protrude out of the plate surface, the other side is influenced to continue to use the jig for auxiliary welding, and the sinking plate type radio frequency seats on the other side can only be welded manually, the utility model provides the reflow oven jig for reverse welding of the radio frequency seats.
The technical scheme of the utility model is as follows:
a reverse welding reflow furnace jig for a radio frequency pedestal comprises
The PCB comprises a bottom plate, wherein the upper surface of the bottom plate is provided with a PCB board placing groove for placing a PCB board in the forward direction, the bottom of the PCB board placing groove is provided with an avoidance groove for avoiding components on the B surface of the PCB board, and one side of the PCB board placing groove is provided with an A-surface radio frequency seat limiting groove for placing an A-surface radio frequency seat in the forward direction and a B-surface radio frequency seat limiting groove for placing a B-surface radio frequency seat in the reverse direction;
the elastic pressing piece assembly is arranged at one end of the elastic pressing piece assembly in a rotating mode, the upper surface of the bottom plate is close to the edge of the A-plane radio frequency seat limiting groove, the other end of the elastic pressing piece assembly can rotate to the position above the A-plane radio frequency seat limiting groove, and the A-plane radio frequency seat placed in the A-plane radio frequency seat limiting groove is pressed.
According to the radio frequency seat reverse welding reflow furnace jig, the spring pad is arranged at the bottom of the B-face radio frequency seat limiting groove, and presses the B-face radio frequency seat placed in the B-face radio frequency seat limiting groove to the PCB.
Further, the B-surface radio frequency seat limiting groove is provided with a digging area corresponding to the bottom of the spring pad, the bottom of the digging area is provided with a supporting bar, and the spring pad is mounted on the upper surface of the supporting bar.
Further, two ends of the supporting bar are fixed with the bottom plate through screws.
According to the radio frequency seat reverse welding reflow furnace jig of above-mentioned scheme, the elastic pressing piece subassembly includes elastic pressing piece and first fixing bolt, first fixing bolt's double-screw bolt lower extreme is fixed in the upper surface of bottom plate is close to the limit groove's of A face radio frequency seat edge, the one end rotation cover of elastic pressing piece is established on the double-screw bolt of first fixing bolt, the other end of elastic pressing piece can rotate to the top of the limit groove of A face radio frequency seat, push down place in the limit groove of A face radio frequency seat the A face radio frequency seat.
According to the scheme, the reverse welding reflow furnace jig for the radio frequency seat further comprises
The movable pressing buckle assembly is arranged around the PCB placing groove, one end of the movable pressing buckle assembly is rotatably arranged at the edge of the upper surface of the bottom plate, and the other end of the movable pressing buckle assembly can rotate to the upper part of the PCB placing groove to press the PCB in the PCB placing groove.
Further, the movable pressing buckle assembly comprises a pressing buckle and a second fixing bolt, the lower end of a stud of the second fixing bolt is fixed at the edge of the upper surface of the bottom plate, one end of the pressing buckle is rotationally sleeved on the stud of the second fixing bolt, the other end of the pressing buckle can rotate to the upper part of the PCB placing groove, and the PCB is pressed in the PCB placing groove.
According to the scheme, the radio frequency base is reversely welded to the reflow oven jig, and the taking and placing avoidance groove is formed in at least one side of the PCB placing groove.
According to the scheme, the radio frequency base is reversely welded to the reflow oven jig, and the opposite sides of the PCB board placing groove are provided with the taking and placing avoiding groove.
According to the scheme, the radio frequency base is reversely welded to the reflow oven jig, and the four corners of the PCB board placing groove are all provided with inner R angles.
According to the utility model of the scheme, the beneficial effects of the utility model are as follows:
according to the reverse welding reflow oven jig for the radio frequency seats, the PCB placing groove, the avoidance groove, the A-side radio frequency seat limiting groove and the B-side radio frequency seat limiting groove are formed in the bottom plate, the A-side radio frequency seat and the B-side radio frequency seat can be placed in the corresponding limiting grooves of the bottom plate at the same time by matching with the elastic pressing assembly and the elastic pressing assembly to be subjected to reflow oven welding, the simultaneous reflow oven welding of the radio frequency seats on the A, B side of the PCB is realized, the manual welding of the other side radio frequency seat is improved to reflow oven welding, the manual welding procedure is reduced, the whole welding efficiency is effectively ensured, and the use operation is simple and convenient.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of the present utility model;
FIG. 2 is a rear view of the present utility model;
FIG. 3 is a front view of the present utility model in use;
fig. 4 is a front view of a brace bar of the present utility model.
In the drawing of the figure,
1. a bottom plate; 11. a PCB board placing groove; 12. an avoidance groove; 13. a surface radio frequency seat limiting groove; 14. b-side radio frequency seat limit groove; 15. taking and placing an avoidance groove; 16. an inner R angle; 2. an elastic tabletting assembly; 21. elastic tabletting; 22. a first fixing bolt; 3. the movable press buckle component; 31. pressing and buckling; 32. a second fixing bolt; 4. a spring pad; 5. a support bar; 6. and (5) a screw.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Meanwhile, it is stated that the embodiments described below are only for explaining the present utility model and are not intended to limit the present utility model.
It should be noted that, the terms "mounted," "configured," "connected," "fixed," and the like should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The direction or position relationship is based on the direction or position relationship shown in the drawings, or the direction or position relationship which is commonly put when the application product is used, or the direction or position relationship which is commonly understood by those skilled in the art, or the direction or position relationship which is commonly put when the application product is used, only for the convenience of describing the utility model and simplifying the description, but does not indicate or imply that the device or element in question must have a specific direction, be configured and operated in a specific direction, and therefore should not be construed as limiting the utility model. The terms "first," "second," and "second" 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. The meaning of "a plurality of" is two or more, unless specifically defined otherwise.
Referring to fig. 1 to 3, the present embodiment provides a reverse welding reflow oven fixture for a rf socket, which includes a bottom plate 1, an elastic pressing component 2, and a movable pressing component 3. The PCB board standing groove 11 for positively placing the PCB board is arranged on the upper surface of the bottom plate 1, and the avoidance groove 12 for avoiding components on the B surface of the PCB board is arranged at the bottom of the PCB board standing groove 11, so that the PCB board can be smoothly placed in the PCB board standing groove 11. One side of the PCB board placing groove 11 is provided with an A-side radio frequency seat limiting groove 13 for placing the A-side radio frequency seat in the forward direction and a B-side radio frequency seat limiting groove 14 for placing the B-side radio frequency seat in the reverse direction. It should be noted that, the number and specific positions of the limiting grooves 13 of the radio frequency seats on the surface a are consistent with the number and specific welding positions of the radio frequency seats on the surface a to be welded on the surface B of the PCB, and the number and specific positions of the limiting grooves 14 of the radio frequency seats on the surface B are consistent with the number and specific welding positions of the radio frequency seats on the surface B to be welded on the surface B of the PCB.
One end of the elastic pressing piece assembly 2 is rotatably arranged on the upper surface of the bottom plate 1 and close to the edge of the A-plane radio frequency seat limit groove 13, the other end of the elastic pressing piece assembly 2 can be rotated to the upper side of the A-plane radio frequency seat limit groove 13 to press the A-plane radio frequency seat placed in the A-plane radio frequency seat limit groove 13, so that the A-plane radio frequency seat is tightly attached to a PCB, the PCB is tightly attached to a jig, and the adverse problems of floating height, false welding and the like of the A-plane radio frequency seat can be prevented. It should be noted that, the number of the elastic pressing assemblies 2 can be adjusted according to the number of the a-plane rf seats to be welded on the a-plane of the PCB and the specific welding positions, if the distance between the two a-plane rf seats to be welded on the a-plane of the PCB is very close, only one elastic pressing assembly 2 can be arranged to press the two a-plane rf seats simultaneously; if the distance between the two A-plane radio frequency seats to be welded on the A-plane of the PCB is far, two elastic pressing assemblies 2 can be arranged to respectively press the two A-plane radio frequency seats.
The bottom of the B-surface radio frequency seat limiting groove 14 is provided with the spring pad 4, and the spring pad 4 presses the B-surface radio frequency seat placed in the B-surface radio frequency seat limiting groove 14 to the PCB, so that the reversely welded B-surface radio frequency seat can be tightly attached to the PCB when being subjected to reflow soldering in a furnace, and the welded B-surface radio frequency seat is ensured to have no adverse problems such as floating height, false soldering and the like.
The movable pressing buckle assembly 3 is arranged around the PCB placing groove 11, one end of the movable pressing buckle assembly 3 is rotatably arranged at the edge of the upper surface of the bottom plate 1, the other end of the movable pressing buckle assembly 3 is rotatable to the upper side of the PCB placing groove 11, the PCB is pressed in the PCB placing groove 11, and the four corners of the PCB are prevented from tilting.
When the radio frequency seat reverse welding reflow furnace jig is used, the B-side radio frequency seat is reversely placed in the B-side radio frequency seat limiting groove 14 of the base, then the PCB is positively placed in the PCB placing groove 11, four corners of the PCB are pressed by the movable pressing buckle component 3, the A-side radio frequency seat is positively placed in the A-side radio frequency seat limiting groove 13 of the base, and finally the A-side radio frequency seat pressed by the elastic pressing component 2 is obtained.
According to the reverse welding reflow oven jig for the radio frequency seats, the A-side radio frequency seats and the B-side radio frequency seats can be simultaneously placed in the limiting grooves corresponding to the bottom plate 1 to be subjected to reflow oven welding, so that the radio frequency seats of the PCB A, B side are subjected to reflow oven welding simultaneously, the manual welding of the other side radio frequency seats is improved to be subjected to reflow oven welding before, the manual welding procedures are reduced, and the integral welding efficiency is effectively ensured.
Referring to fig. 1, 3 and 4, in one embodiment, a hollow area is provided at the bottom of the B-side rf seat limiting groove 14 corresponding to the spring pad 4, a supporting bar 5 is provided at the bottom of the hollow area, the spring pad 4 is mounted on the upper surface of the supporting bar 5, and two ends of the supporting bar 5 are fixed to the bottom plate 1 by screws 6, so that the spring pad 4 is disposed at the bottom of the B-side rf seat limiting groove 14. The arrangement of the dug-out areas and the supporting bars 5 is convenient for the production and assembly of the jig.
Referring to fig. 1 and 3, in one embodiment, the elastic pressing assembly 2 includes an elastic pressing piece 21 and a first fixing bolt 22, the lower end of a stud of the first fixing bolt 22 is fixed on the upper surface of the bottom plate 1 near the edge of the a-plane rf seat limiting groove 13, one end of the elastic pressing piece 21 is rotatably sleeved on the stud of the first fixing bolt 22, and the other end of the elastic pressing piece 21 is rotatable above the a-plane rf seat limiting groove 13 to press the a-plane rf seat placed in the a-plane rf seat limiting groove 13, so that the a-plane rf seat is tightly attached to the PCB, and further the PCB is tightly attached to the jig, thereby preventing the a-plane rf seat from having adverse problems such as floating up and false welding. The elastic pressing piece 21 and the first fixing bolt 22 are simple in structure and low in cost, and the A-plane radio frequency seat placed in the A-plane radio frequency seat limiting groove 13 can be pressed by rotating the elastic pressing piece 21.
Referring to fig. 1 and 3, in one embodiment, the movable press buckle assembly 3 includes a press buckle 31 and a second fixing bolt 32, the lower end of a stud of the second fixing bolt 32 is fixed at the edge of the upper surface of the bottom plate 1, one end of the press buckle 31 is rotatably sleeved on the stud of the second fixing bolt 32, and the other end of the press buckle 31 can be rotated above the PCB board placing groove 11 to press the PCB board in the PCB board placing groove 11, so as to prevent four corners of the PCB board from tilting. The pressing buckle 31 and the second fixing bolt 32 are simple in structure and low in cost, and the PCB can be pressed in the PCB placing groove 11 by rotating the pressing buckle 31. After the radio frequency seat on the A surface and the radio frequency seat on the B surface are welded, the pressing buckle 31 is rotated, so that the pressing buckle 31 is rotated out of the area right above the PCB placing groove 11, and the PCB can be taken out from the PCB placing groove 11.
Referring to fig. 1 and 3, in one embodiment, at least one side or two opposite sides of the PCB board placing groove 11 are provided with a pick-and-place avoiding groove 15, and the pick-and-place avoiding groove 15 is convenient for a worker to take out the PCB board from the PCB board placing groove 11.
Referring to fig. 1 and 3, in one embodiment, the four corners of the PCB board accommodating groove 11 are provided with inner R corners 16, so that the PCB board is easier to be put into the PCB board accommodating groove 11, and the corners of the PCB board are not easy to be scratched by the PCB board accommodating groove 11.
It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.
While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the implementation of the utility model is not limited by the above manner, and it is within the scope of the utility model to apply the inventive concept and technical solution to other situations as long as various improvements made by the inventive concept and technical solution are adopted, or without any improvement.
Claims (10)
1. The utility model provides a reverse welding reflow oven tool of radiofrequency seat, which characterized in that includes
The PCB comprises a bottom plate, wherein the upper surface of the bottom plate is provided with a PCB board placing groove for placing a PCB board in the forward direction, the bottom of the PCB board placing groove is provided with an avoidance groove for avoiding components on the B surface of the PCB board, and one side of the PCB board placing groove is provided with an A-surface radio frequency seat limiting groove for placing an A-surface radio frequency seat in the forward direction and a B-surface radio frequency seat limiting groove for placing a B-surface radio frequency seat in the reverse direction;
the elastic pressing piece assembly is arranged at one end of the elastic pressing piece assembly in a rotating mode, the upper surface of the bottom plate is close to the edge of the A-plane radio frequency seat limiting groove, the other end of the elastic pressing piece assembly can rotate to the position above the A-plane radio frequency seat limiting groove, and the A-plane radio frequency seat placed in the A-plane radio frequency seat limiting groove is pressed.
2. The rf seat reverse welding reflow oven jig of claim 1, wherein a spring pad is disposed at the bottom of the B-side rf seat limit groove, and presses the B-side rf seat disposed in the B-side rf seat limit groove toward the PCB.
3. The rf seat reverse welding reflow furnace jig according to claim 2, wherein the B-surface rf seat limit groove is provided with a hollow area corresponding to the bottom of the spring pad, the bottom of the hollow area is provided with a support bar, and the spring pad is mounted on the upper surface of the support bar.
4. The rf seat reverse welding reflow oven jig of claim 3, wherein the support bar is secured to the base plate at both ends by screws.
5. The radio frequency seat reverse welding reflow furnace jig according to claim 1, wherein the elastic pressing piece assembly comprises an elastic pressing piece and a first fixing bolt, the lower end of a stud of the first fixing bolt is fixed on the upper surface of the bottom plate and is close to the edge of the A-plane radio frequency seat limit groove, one end of the elastic pressing piece is rotationally sleeved on the stud of the first fixing bolt, and the other end of the elastic pressing piece can be rotated to the upper side of the A-plane radio frequency seat limit groove to press the A-plane radio frequency seat placed in the A-plane radio frequency seat limit groove.
6. The rf seat reverse welding reflow oven jig of claim 1, further comprising
The movable pressing buckle assembly is arranged around the PCB placing groove, one end of the movable pressing buckle assembly is rotatably arranged at the edge of the upper surface of the bottom plate, and the other end of the movable pressing buckle assembly can rotate to the upper part of the PCB placing groove to press the PCB in the PCB placing groove.
7. The rf seat reverse welding reflow oven jig of claim 6, wherein the movable press buckle assembly comprises a press buckle and a second fixing bolt, the lower end of the stud of the second fixing bolt is fixed at the edge of the upper surface of the bottom plate, one end of the press buckle is rotatably sleeved on the stud of the second fixing bolt, and the other end of the press buckle can rotate to above the PCB placing groove to press the PCB in the PCB placing groove.
8. The radio frequency pedestal reverse welding reflow furnace jig according to claim 1, wherein at least one side of the PCB placement groove is provided with a pick-and-place avoidance groove.
9. The rf socket reverse welding reflow oven jig of claim 1, wherein the opposite sides of the PCB board placement groove are provided with pick-and-place avoidance grooves.
10. The rf socket reverse solder reflow oven jig of claim 1, wherein the four corners of the PCB board placement slot are each provided with an inner R-angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320540516.XU CN219852531U (en) | 2023-03-20 | 2023-03-20 | Reverse welding reflow furnace jig for radio frequency seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320540516.XU CN219852531U (en) | 2023-03-20 | 2023-03-20 | Reverse welding reflow furnace jig for radio frequency seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219852531U true CN219852531U (en) | 2023-10-20 |
Family
ID=88370796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320540516.XU Active CN219852531U (en) | 2023-03-20 | 2023-03-20 | Reverse welding reflow furnace jig for radio frequency seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219852531U (en) |
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2023
- 2023-03-20 CN CN202320540516.XU patent/CN219852531U/en active Active
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