CN220761527U - Samming board welding jig - Google Patents
Samming board welding jig Download PDFInfo
- Publication number
- CN220761527U CN220761527U CN202322604020.7U CN202322604020U CN220761527U CN 220761527 U CN220761527 U CN 220761527U CN 202322604020 U CN202322604020 U CN 202322604020U CN 220761527 U CN220761527 U CN 220761527U
- Authority
- CN
- China
- Prior art keywords
- plate
- clamping plate
- screeds
- temperature equalization
- welding jig
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000003466 welding Methods 0.000 title claims abstract description 35
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 19
- 239000010439 graphite Substances 0.000 claims abstract description 19
- 239000007788 liquid Substances 0.000 claims abstract description 12
- 238000002347 injection Methods 0.000 claims abstract description 9
- 239000007924 injection Substances 0.000 claims abstract description 9
- 238000005219 brazing Methods 0.000 abstract description 19
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000002035 prolonged effect Effects 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Connection Of Plates (AREA)
Abstract
The utility model relates to a welding jig for a temperature equalization plate, which is used for connecting two cover plates of the temperature equalization plate in a brazing way and comprises a first clamping plate, a second clamping plate, a plurality of screeds clamped between the first clamping plate and the second clamping plate and a locking piece for locking the first clamping plate and the second clamping plate, wherein the screeds are provided with a position avoidance groove, the screeds are arranged in a stacked mode, the temperature equalization plate is clamped by the two stacked screeds, a liquid injection port of the temperature equalization plate is arranged in the position avoidance groove, and the first clamping plate, the second clamping plate and the screeds are all made of graphite. According to the welding jig for the temperature equalization plate, the graphite plate and the temperature equalization plate clamped between the first clamping plate and the second clamping plate can be kept parallel by the first clamping plate and the second clamping plate which are made of graphite, and the locking piece is used for applying locking pressure to the first clamping plate and the second clamping plate to clamp the temperature equalization plate, so that the overall thickness of the temperature equalization plate after brazing is consistent. The welding jig for the temperature equalizing plate has long service life, can reduce the cost of the jig and has good economy.
Description
Technical Field
The utility model relates to the field of heat dissipation, in particular to a welding jig for a temperature equalization plate.
Background
Along with the stronger and stronger chip functions of electronic products, the heating power of the chips is higher and higher, and the traditional heat dissipation products cannot meet the demands. At present, an ultrathin temperature-equalizing plate is one of products capable of meeting high-power heat dissipation, and the structure of the ultrathin temperature-equalizing plate is an inner cavity closed structure formed by an upper cover plate and a lower cover plate, and a capillary structure is designed inside the ultrathin temperature-equalizing plate. One of the sealing structures formed by the upper cover plate and the lower cover plate is to weld the two metal plates together in a brazing mode, the brazing process is required to be carried out in a high-temperature furnace at 650-1000 ℃, and the thickness, the sealing effect and the surface flatness of the product are required to be ensured in the brazing process. The extrusion effect is achieved by applying pressure to the graphite plate with a flat surface by using a C-shaped clamp made of steel in the industry, and the stress of the C-shaped clamp cannot be recovered to the original shape by eliminating the stress of the C-shaped clamp at the high temperature of 650-1000 ℃, so that the pressure parallel effect is poorer and worse when the C-shaped clamp is used again later, and therefore, the welding jig used in the industry at present has short service life, high cost and poor economy, and needs to be improved.
Disclosure of Invention
In view of this, the utility model provides a welding jig for a temperature equalization plate, which is composed of a first clamping plate and a second clamping plate made of graphite, so that the graphite plate and the temperature equalization plate clamped between the first clamping plate and the second clamping plate can be kept parallel, and the temperature equalization plate is clamped by applying locking pressure to the first clamping plate and the second clamping plate through locking pieces.
The aim of the utility model is achieved by the following technical scheme:
the utility model provides a samming board welding jig for with two apron braze joints of samming board, including first splint, second splint, a plurality of screeds of centre gripping between first splint and second splint and locking first splint and second splint, the screeds are provided with keeps away the position groove, and is a plurality of the screeds range upon range of setting, samming board is pressed from both sides tightly by two range upon range of screeds, and the notes liquid mouth of samming board is located keeps away the position groove, first splint, second splint, screeds are made by graphite.
The first clamping plate and the second clamping plate which are made of graphite can keep the graphite plate and the temperature equalizing plate which are clamped between the first clamping plate and the second clamping plate in parallel, the locking piece is used for applying locking pressure to the first clamping plate and the second clamping plate to clamp the temperature equalizing plate, the temperature equalizing plate welding jig still cannot deform in an unrecoverable mode under the high-temperature environment of 650-1000 ℃, and the welding jig can withstand repeated use for more than 1000 times without deformation through testing, so that the service life of the jig is remarkably prolonged, the cost of the jig is reduced, and the economical efficiency is good.
Preferably, the lower surface of the first clamping plate and the upper surface of the second clamping plate form a semi-closed space, and the plurality of screeds are located in the semi-closed space.
Two apron of samming board need carry out airtight combination through brazing process, traditional welding jig adopts steel C type clamp locking mode, can warp easily because of steel C type clamp in the use, eliminates self stress and can't resume original appearance under high temperature environment and lead to life weak point, brazing process product samming nature subalternation problem, adopts to make first splint and the tight screed of second splint clamp by graphite, can avoid the steel to call certainly to warp and can't resume original appearance, and the lower surface of first splint forms semi-enclosed space with the upper surface of second splint and can promote the heat transfer effect of screed to improve samming nature.
Preferably, the avoidance groove is used for avoiding the raised liquid injection port on the temperature equalization plate.
In the manufacturing process of the temperature equalization plate, a convex liquid injection port is required to be designed so as to facilitate liquid injection, and the baffle slot is designed on the flattening plate to avoid the convex liquid injection port, so that the tightness and the consistency of the whole thickness of the product can be improved.
Preferably, the avoidance groove comprises a wide part and a narrow part, and the temperature equalizing plate is contacted with the avoidance groove at the wide part.
The narrow part extends to the edge of the flattening plate, and the periphery of the flattening plate is free from shielding, so that the heat exchange capacity can be greatly enhanced.
Preferably, the first clamping plate and/or the second clamping plate are/is provided with heat transfer through holes.
When brazing is carried out, the hot air can directly transfer heat to the flattening plate through the heat transfer through hole, so that the temperature rising speed of brazing materials after entering a brazing furnace is accelerated; when the brazing furnace is discharged, cold air can directly cool the whole plate through the heat transfer through hole, so that the cooling speed of brazing material is increased.
Preferably, the first clamping plate or the second clamping plate is provided with a pressure step, the pressure step presses on the screed, and the pressure step protrudes towards the screed.
Through changing the flattening plate stress point for first splint or second splint pass through pressure step and to work on the flattening plate application of force, can make the atress of samming board more balanced, and is more firm to the centre gripping of samming board.
Preferably, the pressure step is disposed on a lower surface of the first clamping plate or an upper surface of the second clamping plate.
The pressure step is specifically arranged on the lower surface of the first clamping plate or the upper surface of the second clamping plate, so that the stress point of the leveling plate can be changed, and the first clamping plate or the second clamping plate applies force to the leveling plate through the pressure step, so that the clamping of the temperature equalization plate is firmer.
Preferably, the locking member comprises a bolt and a nut, and the bolt is a lockbolt.
The cooperation of bolt and nut can press from both sides the screed and the samming board in it with first splint and second splint clamp, can prevent that the bolt from becoming flexible and rotating to realize the stable centre gripping to samming board.
Compared with the prior art, the utility model has the beneficial effects that:
according to the welding jig for the temperature equalization plate, the first clamping plate and the second clamping plate which are made of graphite can enable the graphite plate and the temperature equalization plate clamped between the first clamping plate and the second clamping plate to be parallel, the locking piece is used for applying locking pressure to the first clamping plate and the second clamping plate to clamp the temperature equalization plate, the welding jig for the temperature equalization plate still cannot generate unrecoverable deformation under the high-temperature environment of 650-1000 ℃, and the welding jig for the temperature equalization plate can withstand repeated use for more than 1000 times without deformation through testing, so that the service life of the jig is remarkably prolonged, the cost of the jig is reduced, and the economical efficiency is good.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a structural diagram of a welding jig for a temperature equalization plate according to an embodiment of the present utility model.
Fig. 2 is a diagram illustrating another view angle of a temperature equalizing plate welding jig according to an embodiment of the present utility model.
Fig. 3 is a partial structure diagram of a welding jig for a temperature equalization plate according to an embodiment of the present utility model.
Fig. 4 is an enlarged view of area a in fig. 3.
Detailed Description
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.
Thus, the following detailed description of the embodiments of the present application, as provided in the accompanying drawings, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
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. In the description of the embodiments of the present application, it should be understood that the azimuth or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship conventionally put in use of the product of the application, or the azimuth or positional relationship conventionally understood by those skilled in the art, are merely for convenience of description of the present application and for simplification of description, and are not indicative or implying that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and therefore should not be construed as limiting the present application.
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other.
The technical solutions in the present application will be described below with reference to the accompanying drawings.
The embodiment provides a samming board welding jig for with samming board 01's two apron braze joint, including first splint 10, second splint 20, a plurality of screeds 30 of centre gripping between first splint 10 and second splint 20, and locking piece 40 of locking first splint 10 and second splint 20, screeds 30 are provided with keeps away the position groove 50, a plurality of screeds 30 range upon range of settings, samming board is pressed from both sides tightly by two range upon range of screeds 30, samming board and annotate the junction of liquid mouth and be located keeps away the position groove 50, first splint 10, second splint 20, screeds 30 are made by graphite.
The first clamping plate and the second clamping plate which are made of graphite can keep the graphite plate and the temperature equalizing plate which are clamped between the first clamping plate and the second clamping plate in parallel, the locking piece is used for applying locking pressure to the first clamping plate and the second clamping plate to clamp the temperature equalizing plate, the temperature equalizing plate welding jig still cannot deform in an unrecoverable mode under the high-temperature environment of 650-1000 ℃, and the welding jig can withstand repeated use for more than 1000 times without deformation through testing, so that the service life of the jig is remarkably prolonged, the cost of the jig is reduced, and the economical efficiency is good.
The first clamping plate 10 is located at the top and the second clamping plate 20 is located at the bottom, clamping the screed 30 between the first clamping plate 10 and the second clamping plate 20.
Two cover plates of the temperature equalization plate are required to be combined in a sealing way through a brazing process, a traditional welding jig adopts a steel C-shaped clamp locking mode, the steel C-shaped clamp can be easily deformed in the using process, the problems that the service life is short, the product temperature equalization performance is poor and the like caused by the fact that the stress of the steel C-shaped clamp cannot be restored to the original shape are solved under a high-temperature environment, the first clamping plate 10 and the second clamping plate 20 are made of graphite to clamp the flattening plate 30, the phenomenon that the steel is self-weighted to deform and cannot be restored to the original shape can be avoided, a semi-closed space is formed between the lower surface of the first clamping plate 10 and the upper surface of the second clamping plate 20, the heat exchange effect of the flattening plate can be improved, and the temperature equalization performance is improved
The clearance groove 50 includes a wide portion 51 and a narrow portion 52, and the temperature equalizing plate is in contact with the clearance groove 50 at the wide portion 51.
In the manufacturing process of the temperature equalization plate 01, a convex liquid injection port is required to be designed so as to facilitate liquid injection, and the baffle slot 50 is designed on the flattening plate to avoid the convex liquid injection port, so that the product tightness and the overall thickness consistency can be improved.
The filling port is located in the wide portion 51 and the opening faces the narrow portion 52. The narrow portion 52 extends to the edge of the screed 30, and the screed 30 is unobstructed around, greatly enhancing heat exchange capacity.
The first clamping plate 10 is provided with heat transfer through holes 11 and the second clamping plate 20 is provided with heat transfer through holes 21.
When brazing is carried out, the hot air can directly transfer heat to the flattening plate 30 through the heat transfer through holes, so that the temperature rising speed of brazing materials after entering a brazing furnace is increased; when the brazing flux is discharged from the brazing furnace, cold air can directly cool the whole plate 30 through the heat transfer through hole, so that the cooling speed of brazing flux is increased.
The first clamping plate 10 is provided with a pressure step 12, the pressure step 12 is pressed against the screed 30, and the pressure step 12 is raised in the direction of the screed 30.
By changing the stress point of the leveling plate 30, the first clamping plate 10 applies force to the leveling plate 30 through the pressure step 12, so that the stress of the temperature equalizing plate is more balanced, and the clamping of the temperature equalizing plate is more stable.
In other embodiments, the pressure step may be disposed on the second clamping plate, or the pressure step may be disposed on both the first clamping plate and the second clamping plate, and the pressure step may be used to apply force to the whole plate.
The lower surface of the first clamping plate 10 and the upper surface of the second clamping plate 20 form a semi-closed space, a plurality of screeds 30 are positioned in the semi-closed space, and a pressure step is arranged on the lower surface of the first clamping plate 10 or the upper surface of the second clamping plate 20.
The pressure step 12 is specifically disposed on the lower surface of the first clamping plate 10, so that the stress point of the screed 30 can be changed, and the first clamping plate 10 or the second clamping plate 20 applies force to the screed 30 through the pressure step, so that the clamping of the temperature equalization plate is more stable. In other embodiments, a pressure step may be provided on the upper surface of the second clamping plate 20
The locking member 40 includes a bolt 41 and a nut 42, and the bolt 41 is a lockbolt.
The bolt 41 and the nut 42 cooperate to clamp the screed 30 and the temperature plates in the first clamping plate 10 and the second clamping plate 20, so that the bolt can be prevented from loosening and rotating, and the temperature plates can be stably clamped.
Compared with the prior art, the embodiment has the beneficial effects that:
according to the temperature equalization plate welding jig, the graphite plate and the temperature equalization plate which are clamped between the first clamping plate and the second clamping plate can be kept parallel by the first clamping plate and the second clamping plate which are made of graphite, the locking piece is used for applying locking pressure to the first clamping plate and the second clamping plate to clamp the temperature equalization plate, the temperature equalization plate welding jig still cannot deform in an unrecoverable mode in a high-temperature environment of 650-1000 ℃, and through testing, the welding jig can be used repeatedly for more than 1000 times without deformation, the service life of the jig is remarkably prolonged, the cost of the jig is reduced, and the economical efficiency is good.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a samming board welding jig, its characterized in that includes first splint, second splint, the centre gripping a plurality of screeds between first splint and second splint and the locking piece of locking first splint and second splint, the screeds are provided with keeps away the position groove, and a plurality of the screeds range upon range of setting, samming board is pressed from both sides tightly by two range upon range of screeds, and the notes liquid mouth of samming board is placed in keeps away the position groove, first splint, second splint, screeds are made by graphite.
2. The isopipe welding jig of claim 1, wherein the lower surface of the first clamping plate and the upper surface of the second clamping plate form a semi-enclosed space, and the screeds are located in the semi-enclosed space.
3. The fixture for welding a temperature equalization plate according to claim 1, wherein the clearance groove is used for avoiding a raised liquid injection port on the temperature equalization plate.
4. The jig for welding a temperature equalization plate according to claim 3, wherein the clearance groove comprises a wide portion and a narrow portion, and the temperature equalization plate and the clearance groove are in contact with the wide portion.
5. The temperature equalization plate welding jig according to claim 1, wherein the first clamping plate and/or the second clamping plate are provided with heat transfer through holes.
6. The samming plate welding jig according to claim 1, wherein the first clamping plate or the second clamping plate is provided with a pressure step that presses against the screed plate.
7. The isopipe welding jig of claim 6 wherein the pressure step is convex toward the screed plate.
8. The samming board welding jig according to claim 6, wherein the pressure step is provided on a lower surface of the first clamping plate or an upper surface of the second clamping plate.
9. The isopipe welding jig of claim 1 wherein the locking member comprises a bolt and a nut.
10. The samming plate welding jig in accordance with claim 9 wherein the bolts are lockbolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322604020.7U CN220761527U (en) | 2023-09-25 | 2023-09-25 | Samming board welding jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322604020.7U CN220761527U (en) | 2023-09-25 | 2023-09-25 | Samming board welding jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220761527U true CN220761527U (en) | 2024-04-12 |
Family
ID=90605307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322604020.7U Active CN220761527U (en) | 2023-09-25 | 2023-09-25 | Samming board welding jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220761527U (en) |
-
2023
- 2023-09-25 CN CN202322604020.7U patent/CN220761527U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101309165B1 (en) | Cap type hot press forming mold and manufacturing process of the same | |
| CN220761527U (en) | Samming board welding jig | |
| CN108941837B (en) | Base for brazing aluminum alloy cold plate | |
| CN206084068U (en) | Metal sheet and metal pleated sheet vacuum brazing's welding jig | |
| CN211234064U (en) | Copper-aluminum composite radiator | |
| CN101271832A (en) | Susceptor | |
| CN217363619U (en) | Heat pipe connecting structure | |
| CN217363612U (en) | Heat pipe mounting structure of radiator | |
| CN214602521U (en) | Welding jig and vapor chamber laser welding device | |
| CN209588755U (en) | A kind of radiator | |
| CN110369854B (en) | Manufacturing process of hot-pressing type composite heat dissipation plate | |
| CN211210329U (en) | Fin type phase change heat dissipation plate and heat dissipation module | |
| CN213424978U (en) | Pressure clamp for silicon rectifier element | |
| CN212084987U (en) | Chip cooler with high bearing capacity | |
| CN211708361U (en) | Gold wire bonding tool | |
| TWM624816U (en) | Reinforced structure of vapor chamber | |
| CN214769991U (en) | Novel insert type graphite jig with skirt-edge temperature-equalizing plate | |
| CN214848607U (en) | Radiator containing heat pipe | |
| CN106960808B (en) | Instant pressing equipment | |
| CN105834652A (en) | Plate pair laser welding fixing and gas protection tool | |
| CN204818458U (en) | Laser welding fixture device of heat exchanger | |
| CN216462361U (en) | Brazing jig for efficient copper water-cooling plate | |
| CN216523312U (en) | Strengthening structure of temperature equalizing plate | |
| CN204464261U (en) | A kind of new structure of IGBT substrate | |
| CN214024235U (en) | Automobile battery cooler clamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |