CN220330179U - Soft module reflow soldering jig - Google Patents
Soft module reflow soldering jig Download PDFInfo
- Publication number
- CN220330179U CN220330179U CN202321148582.9U CN202321148582U CN220330179U CN 220330179 U CN220330179 U CN 220330179U CN 202321148582 U CN202321148582 U CN 202321148582U CN 220330179 U CN220330179 U CN 220330179U
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- Prior art keywords
- clamping
- head
- hole
- jig
- reflow soldering
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Links
- 238000005476 soldering Methods 0.000 title claims abstract description 21
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910052802 copper Inorganic materials 0.000 claims abstract description 22
- 239000010949 copper Substances 0.000 claims abstract description 22
- 238000003825 pressing Methods 0.000 abstract description 3
- 238000003466 welding Methods 0.000 abstract description 3
- 239000002390 adhesive tape Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Jigs For Machine Tools (AREA)
Abstract
The utility model discloses a soft module reflow soldering jig which comprises a jig body, wherein the jig body is used for matching and placing a flexible PCB, four clamping devices are arranged at four corners of the jig body, and the clamping devices are used for clamping and fixing four copper columns of the flexible PCB; the clamping device comprises a through hole which penetrates through the front surface and the back surface of the jig body, at least two movable clamping parts which are circumferentially arranged at intervals are arranged in the through hole, and a through hole which can form tight fit after the copper column is embedded is formed between the clamping parts. The four copper columns of the flexible PCB are embedded in the four through holes of the jig body from the front of the jig body through manual pressing or machine pressing, are respectively fixed by the tight fit of each clamping part, can be used for conveniently tearing off the flexible PCB or the soft module, realize good mounting, ensure flatness, improve the welding yield, and can be used repeatedly for a long time, so that the jig is time-saving, labor-saving, reliable and durable.
Description
Technical Field
The utility model relates to the technical field of production equipment of LED modules, in particular to a soft module reflow soldering jig.
Background
In the production process of the LED module, when the lamp surface is attached, the PCB is required to be placed on a reflow soldering jig for lamp surface attachment, and the original lamp surface attachment processing is directly placed on the reflow soldering jig and is attached through the fixation of a clamping block or a positioning pin on the jig. When the soft module is produced at present, because the PCB board that uses is the flexible sheet and board thickness is very thin, only has 0.5mm, if use traditional reflow soldering tool to fix then the board be difficult for being pressed from both sides tightly and make the PCB board crooked easily, cause the subsides to be uneven, the product defective rate promotes greatly.
Therefore, the double faced adhesive tape can be stuck to the periphery of the jig at the place avoiding the components in the existing production process, and the PCB board is placed on the jig stuck with the double faced adhesive tape, so that the effect of flatly fixing the board on the jig is achieved. However, the method has short use time, and the reflow soldering jig needs to be subjected to high temperature, so that the double-sided adhesive tape needs to be re-pasted once in two days, which is time-consuming and labor-consuming.
Disclosure of Invention
The utility model aims to provide a soft module reflow soldering jig which can solve the problem that a soft module is not well fixed, can ensure that a PCB is not deformed and has the advantages of good fixing effect, time and labor saving, convenient use and simple structure.
In order to achieve the above object, the solution of the present utility model is:
the utility model provides a soft module reflow soldering tool, includes the tool body, and the tool body is used for matcing the flexible PCB board of placing, is provided with four clamping device in four corners of tool body, and this clamping device is used for pressing from both sides four copper posts of fixed flexible PCB board; the clamping device comprises a through hole which penetrates through the front surface and the back surface of the jig body, at least two movable clamping parts which are circumferentially arranged at intervals are arranged in the through hole, and a through hole which can form tight fit after the copper column is embedded is formed between the clamping parts.
Further, a clamping pier is fixedly inserted into the through hole, the clamping pier comprises a clamping head and a fixing head which are arranged up and down, the clamping head is inserted into the through hole, and the fixing head is attached to the back surface of the jig body which is limited outside the through hole; the clamping head is arranged on the top surface of the fixed head and comprises clamping parts, and the clamping parts jointly enclose the through center hole.
Further, the clamping head comprises an upper section and a lower section, that is, each clamping part comprises an upper section and a lower section; the outer diameter of the lower section of the clamping head is smaller than or equal to the inner diameter of the through hole, and the outer diameter of the upper section of the clamping head is smaller than the inner diameter of the through hole; the inner diameter of the lower section of the clamping head is smaller than the inner diameter of the upper section, namely the thickness of the lower section of each clamping part is smaller than the thickness of the upper section; the inner diameter of the upper section of the clamping head is the diameter of the through hole.
Further, the outer side surface of the upper section of the clamping head is an inclined wall, and the outer side surface of the upper section of the clamping head is uniformly transited to the outer side surface of the lower section of the clamping head; and the joint of the inner side surface of the lower section of the clamping head and the upper section of the clamping head is subjected to arc reversing angle treatment.
Further, the inner diameter of the fixing head is larger than or equal to the inner diameter of the lower section of the clamping head, and the outer diameter of the fixing head is larger than the outer diameter of the clamping head.
Further, chamfers are arranged on the clamping parts at the edges of the through center holes of the clamping heads.
Further, the clamping piers are matched with the rear cover to be locked on the jig body.
Further, the rear cover comprises a fixing groove, the fixing groove is used for placing a fixing head of the clamping pier, fixing seats are formed in two sides of the fixing groove in an extending mode, connecting holes are formed in the fixing seats and used for allowing screws to penetrate through the connecting holes, and the rear cover is locked on the jig body.
Furthermore, the jig body is also provided with a plurality of clamping devices except for four corners.
Further, four clamping parts which are circumferentially arranged at intervals are arranged in each clamping device.
After the technical scheme is adopted, the four copper columns of the flexible PCB are pressed manually or by a machine, are embedded into the four through holes of the jig body from the front of the jig body, are respectively fixed by the tight fit of the clamping parts, can be used for conveniently tearing off the flexible PCB or the soft module, realize good mounting, ensure flatness and improve the welding yield, and the jig can be repeatedly used for a long time, and is time-saving, labor-saving, reliable and durable.
Drawings
FIG. 1 is a front perspective view of an embodiment of the present utility model;
FIG. 2 is a rear perspective view of an embodiment of the present utility model;
fig. 3 is an enlarged view at a of fig. 1.
Fig. 4 is a perspective view of a clamping pier of an embodiment of the present utility model.
Fig. 5 is a top view of a clamping pier of an embodiment of the present utility model.
Fig. 6 is a cross-sectional view at A-A of fig. 5.
Fig. 7 is a schematic view showing the engagement of the clamping pier with the rear cover in accordance with the embodiment of the present utility model.
Symbol description:
the jig comprises a jig body 10, a clamping device 20, a through hole 1, an inner diameter D1 of the through hole, a clamping pier 2, a clamping head 21, a clamping part 211, a lower section outer diameter R1, an upper section outer diameter R2, an upper section inner diameter R3, a lower section inner diameter R4, a lower section thickness H1, an upper section thickness H2, an inclined wall 212, a chamfer angle 213, a fixing head 22, an inner diameter D2 of the fixing head, an outer diameter D3 of the fixing head, a rear cover 3, a through hole 4 and a chamfer 41.
Description of the embodiments
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, which are generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
As shown in fig. 1 and 2, the soft module reflow soldering jig of the present utility model includes a jig body 10, wherein the jig body 10 is used for accommodating a flexible PCB (not shown), four clamping devices 20 are disposed at four corners of the jig body 10, and the clamping devices 20 are used for clamping and fixing four copper columns (not shown) of the flexible PCB.
Referring to fig. 3, the clamping device 20 includes a through hole 1 penetrating through the front and back surfaces of the jig body 10, at least two elastic and movable clamping portions 211 are disposed in the through hole 1 at intervals in the circumferential direction, a through hole 4 is formed between the two clamping portions 211, and the diameter of the through hole 4 is slightly smaller than that of the copper column, so that when the copper column is inserted into the through hole 1, the copper column can be embedded into the through hole 4 to form tight fit with each elastic clamping portion 211, and the copper column is firmly and fixedly embedded into the through hole 1.
By the clamping devices 20 at four corners, the flexible PCB or the soft module can be leveled, and the flexible PCB is ensured to be flatly attached to the jig. Of course, more than four clamping devices 20 may be provided according to practical situations, for example, a plurality of clamping devices 20 are respectively provided on four sides or inside the jig body 10 to improve the fixing effect.
As shown in fig. 3, four clamping portions 211 are disposed in each clamping device 20 of the present embodiment at intervals in the circumferential direction, specifically, a clamping pier 2 can be inserted into the through hole 1, the clamping pier 2 is matched with the rear cover 3 and locked to the jig body 10 (as shown in fig. 2), the clamping pier 2 includes a clamping head 21 and a fixing head 22 disposed up and down, the clamping head 21 is inserted into the through hole 1, and the fixing head 22 is bonded to the back surface of the jig body 10 outside the through hole 1.
As shown in fig. 4 to 6, the clamping head 21 is disposed on the top surface of the fixing head 22, the clamping head 21 includes each clamping portion 211, and each clamping portion 211 jointly encloses the through hole 4 into which the copper pillar is inserted.
The clamping head 21 comprises an upper section and a lower section with different thicknesses, i.e. each clamping portion 211 comprises an upper section and a lower section with different thicknesses.
The outer diameter R1 of the lower section of the clamping head 21 is smaller than or equal to the inner diameter D1 of the through hole 1, so that the clamping head 21 is conveniently inserted into the through hole 1.
The outer diameter R2 of the upper section of the clamping head 21 is smaller than the inner diameter D1 of the through hole 1, and the inner diameter R3 of the upper section is the diameter of the through hole 4 and slightly smaller than the diameter of the copper column, so that a yielding space for elastic deformation during insertion of the copper column is formed between the upper section of each clamping part 211 of the clamping head 21 and the through hole 1.
The inner diameter R4 of the lower section of the clamping head 21 is smaller than the inner diameter R3 of the upper section, that is, the thickness H1 of the lower section of the clamping head 21 is smaller than the thickness H2 of the upper section, that is, the thickness of the lower section of each clamping portion 211 is smaller than the thickness of the upper section.
Therefore, each clamping pier 2 can be made of steel, then each clamping part 211 is formed by cutting, the thickness of the lower section of each clamping part 211 is smaller than that of the upper section, gaps exist between the clamping parts 211 at intervals, so that the clamping parts 211 uniformly arranged at intervals have an automatic inward shrinkage stress, namely certain elasticity, and when copper columns are inserted, the clamping heads 21 are embedded and fixed in a tight fit mode through the clamping parts 211 and the copper columns.
The inner diameter D2 of the fixing head 22 may be greater than or equal to the inner diameter R4 of the lower section of the clamping head 21, so as to allow the longer copper pillar to pass through. The outer diameter D3 of the fixing head 22 is larger than the outer diameter of the clamping head 21, so that the clamping head 21 can be conveniently inserted into the through hole 1 in a limiting manner.
Further, a chamfer 41 is provided on each clamping portion 211 at the edge of the through hole 4 of the clamping head 21, so as to provide guiding function when the copper column is embedded, and facilitate the insertion and fixing of the PCB.
The outer side surface of the upper section of the clamping head 21 is an inclined wall 212, so that the outer side surface of the upper section of the clamping head 21 can be uniformly transited to the outer side surface of the lower section of the clamping head 21, and the outer diameter R2 of the upper section of the clamping head 21 is smaller than the inner diameter D1 of the through hole 1, thereby meeting the requirement of yielding.
And the thicknesses of the lower section and the upper section of the clamping head 21 are different, the arc chamfer 213 is processed at the junction of the inner side surface of the lower section of the clamping head 21 and the upper section of the clamping head 21, so that the stress of the upper section and the lower section of each clamping part 211 of the clamping head 21 can be reduced, the breakage and the damage are avoided, and the reliability of the product is improved.
As shown in fig. 7, the rear cover 3 includes a fixing groove 31, the fixing groove 31 is used for placing the fixing head 22 of the clamping pier 2, fixing seats 32 are extended from two sides of the fixing groove 31, and connecting holes 321 are formed in the fixing seats 32 for allowing screws to pass through the connecting holes 321, so that the rear cover 3 is locked on the jig body 10, and the clamping pier 2 is detachably fixed.
To sum up, four copper columns of the flexible PCB board can be pressed manually or by a machine, the front of the jig body 10 is embedded into four through holes 1 of the jig body 10, each copper column is respectively fixed by the tight fit of each clamping part 211, the flexible PCB board or the soft module can be conveniently torn flat, good mounting is realized, flatness is ensured, the welding yield is improved, and the jig can be repeatedly used for a long time, and is time-saving, labor-saving, reliable and durable.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that equivalent changes and modifications can be made by those skilled in the art without departing from the principles of the present utility model, which still falls within the scope of the present utility model.
Claims (10)
1. The utility model provides a soft module reflow soldering tool, includes the tool body, and the tool body is used for matcing and places flexible PCB board, its characterized in that: four clamping devices are arranged at four corners of the jig body and are used for clamping and fixing four copper columns of the flexible PCB; the clamping device comprises a through hole which penetrates through the front surface and the back surface of the jig body, at least two movable clamping parts which are circumferentially arranged at intervals are arranged in the through hole, and a through hole which can form tight fit after the copper column is embedded is formed between the clamping parts.
2. The soft module reflow soldering jig of claim 1, wherein: the clamping pier comprises a clamping head and a fixing head which are arranged up and down, the clamping head is inserted into the through hole, and the fixing head is attached to the back surface of the jig body which is limited outside the through hole; the clamping head is arranged on the top surface of the fixed head and comprises clamping parts, and the clamping parts jointly enclose the through center hole.
3. The soft module reflow soldering jig of claim 2, wherein: the clamping head comprises an upper section and a lower section, namely each clamping part comprises an upper section and a lower section; the outer diameter of the lower section of the clamping head is smaller than or equal to the inner diameter of the through hole, and the outer diameter of the upper section of the clamping head is smaller than the inner diameter of the through hole; the inner diameter of the lower section of the clamping head is smaller than the inner diameter of the upper section, namely the thickness of the lower section of each clamping part is smaller than the thickness of the upper section; the inner diameter of the upper section of the clamping head is the diameter of the through hole.
4. A soft module reflow soldering jig in accordance with claim 3, wherein: the outer side surface of the upper section of the clamping head is an inclined wall, and the outer side surface of the upper section of the clamping head is uniformly transited to the outer side surface of the lower section of the clamping head; and the joint of the inner side surface of the lower section of the clamping head and the upper section of the clamping head is subjected to arc reversing angle treatment.
5. A soft module reflow soldering jig in accordance with claim 3, wherein: the inner diameter of the fixed head is larger than or equal to the inner diameter of the lower section of the clamping head, and the outer diameter of the fixed head is larger than the outer diameter of the clamping head.
6. The soft module reflow soldering jig of claim 2, wherein: and chamfers are arranged on clamping parts at the edges of the through center holes of the clamping heads.
7. The soft module reflow soldering jig of claim 2, wherein: the clamping pier is matched with the rear cover to be locked on the jig body.
8. The soft module reflow soldering jig of claim 7, wherein: the rear cover comprises a fixing groove, the fixing groove is used for placing a fixing head of the clamping pier, fixing seats are formed in two sides of the fixing groove in an extending mode, connecting holes are formed in the fixing seats and used for allowing screws to penetrate through the connecting holes, and the rear cover is locked on the jig body.
9. The soft module reflow soldering jig of claim 1, wherein: the jig body is also provided with a plurality of clamping devices except for four corners.
10. The soft module reflow soldering jig of claim 1, wherein: four clamping parts which are circumferentially arranged at intervals are arranged in each clamping device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321148582.9U CN220330179U (en) | 2023-05-12 | 2023-05-12 | Soft module reflow soldering jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321148582.9U CN220330179U (en) | 2023-05-12 | 2023-05-12 | Soft module reflow soldering jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220330179U true CN220330179U (en) | 2024-01-12 |
Family
ID=89450208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321148582.9U Active CN220330179U (en) | 2023-05-12 | 2023-05-12 | Soft module reflow soldering jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220330179U (en) |
-
2023
- 2023-05-12 CN CN202321148582.9U patent/CN220330179U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |