CN211915754U - Novel welding die for uniform temperature plate - Google Patents
Novel welding die for uniform temperature plate Download PDFInfo
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- CN211915754U CN211915754U CN202020421136.0U CN202020421136U CN211915754U CN 211915754 U CN211915754 U CN 211915754U CN 202020421136 U CN202020421136 U CN 202020421136U CN 211915754 U CN211915754 U CN 211915754U
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Abstract
The utility model provides a welding quality is good, efficient temperature-uniforming plate welding mould. A novel welding die for temperature-uniforming plates comprises a base, a positioning rod and a pressing block, wherein the base is composed of a rectangular bottom plate and side plates vertically arranged at two ends of the bottom plate, the bottom plate is divided into a first platform area and a second platform area, a concave area is further arranged between the first platform area and the second platform area, the widths of the first platform area and the second platform area are consistent with that of the first bottom edge and the second bottom edge of the temperature-uniforming plate, and the widths and the heights of the concave areas are larger than those of lower convex parts of the temperature-uniforming plate; the shape of the pressing block is consistent with that of the temperature equalizing plate, and the length of the pressing block is slightly longer than that of the temperature equalizing plate. The utility model discloses simple structure can once only weld polylith temperature-uniforming plate. The problems that the welding quality is not too close due to the fact that edges are not uniform and positioning is not accurate, and defects, liquid leakage and the like occur in the later-stage vacuum treatment are basically avoided.
Description
Technical Field
The utility model relates to a mould, in particular to novel temperature-uniforming plate welding mould.
Background
Along with the increasingly powerful chip function of electronic equipment, the situation of generating heat is also more and more serious, especially along with the development of 5G communication network, 5G smart mobile is developing towards frivolousization, intellectuality and multi-functionalization etc. and the high integration of equipment has proposed higher performance requirement and challenge to the heat dissipation processing technology of cell-phone material. The traditional heat dissipation technology cannot meet the increasing power heat dissipation requirement, and at present, the relatively good heat dissipation technology can be a temperature equalizing plate, and the temperature equalizing plate is a heat dissipation device, so that heat can be taken away quickly in work, and the heat can be prevented from being concentrated on a heat source. The structure of the temperature equalizing plate is approximately two upper and lower radiating plate bodies, and the heating area and the radiating area inside the temperature equalizing plate are covered. Because its inside needs the evacuation, consequently the welding quality and the sealing quality of two blocks of plate bodies are crucial, and the welding process is usually for after the edge of two blocks of plate bodies about sets up the solder, high temperature press welding forms, and the quality of welding process will directly decide the quality of monoblock samming board. The problem that an upper sheet and a lower sheet are difficult to position generally exists in the industry, and is mainly shown in that the difference between the thermal expansion coefficients of a copper alloy of a temperature equalizing plate and a graphite material of a welding mould is large in the welding process, the copper alloy and the graphite material cannot be synchronized at high temperature, and when the temperature equalizing plate is large in thermal expansion and blocked by the graphite mould small in expansion, bulging and deformation are easy to generate, so that poor welding is caused. Particularly, the temperature equalizing plate with the shape as shown in fig. 1 does not have a proper welding die for the temperature equalizing plate with good welding quality and high efficiency in the prior art.
Disclosure of Invention
For solving the technical problem, the utility model provides a welding quality is good, efficient samming board welding mould.
As shown in FIG. 1, the lower part of the temperature equalizing plate is provided with a horizontal base edge a and a base edge two b, and a lower convex part c, and the upper part is provided with an upper convex part d.
The utility model discloses technical scheme as follows: a novel temperature-uniforming plate welding die comprises a base, a positioning rod and a pressing block, wherein the base is composed of a rectangular bottom plate and side plates vertically arranged at two ends of the bottom plate, the bottom plate is divided into a first platform area and a second platform area, a concave area is further arranged between the first platform area and the second platform area, the widths of the first platform area and the second platform area are consistent with a first bottom edge a and a second bottom edge b of a temperature-uniforming plate, and the widths and the heights of the concave areas are larger than a lower convex part c of the temperature-uniforming plate; the shape of the pressing block is consistent with that of the temperature-equalizing plate, and the length of the pressing block is slightly longer than that of the temperature-equalizing plate; two U-shaped grooves are formed in the upper portions of the two side plates of the base, the distance between the two U-shaped grooves is consistent with the width of the upper convex portion d of the temperature equalizing plate, the positioning rod is a cylindrical rod, the length of the positioning rod is larger than that of the base, and the diameter of the positioning rod is consistent with that of the U-shaped grooves.
As a further technical scheme of the utility model, it has at least one screw thread through-hole to open on the curb plate of at least one side of base.
As a further technical scheme of the utility model, still include the screw thread depression bar, the screw thread phase-match of screw thread depression bar and screw thread through-hole.
As a further technical scheme of the present invention, two sides of the upper convex block on the pressing block, which are located at positions corresponding to the upper convex portion of the temperature equalization plate, are respectively provided with a limiting convex block and a positioning convex block, the edge of the limiting convex block, which is close to the upper convex block, is a vertical edge, and the width between the vertical edge and the upper convex block is consistent with the width of the U-shaped groove; the side of the positioning lug, which is close to the upper lug, is a bevel edge.
As a further technical scheme of the utility model, the fixed dog (34) that is provided with fast location of end of briquetting (3).
The utility model discloses the during operation is put into the base in proper order with the samming board of briquetting and the good solder of having placed, and the base of samming board is two respectively placed on platform district one and platform district two with the base, and lower convex portion is in recessed district, and quick location dog can make the briquetting detain the base side, accomplishes preliminary alignment fast. After the positioning plate is placed, a positioning rod is pressed into the U-shaped groove on the side of the limiting convex block, then a positioning rod is pressed into the U-shaped groove on the side of the positioning convex block, and the inclined edge of the positioning convex block is utilized to thoroughly align the temperature equalizing plate and the pressing block. And finally, screwing in the threaded pressure rod to tightly press the pressing block and the temperature equalizing plate, and then putting the whole die into a high-temperature furnace for heating and welding after removing the two positioning rods.
The utility model has the advantages as follows: the utility model discloses simple structure can once only weld polylith temperature-uniforming plate. The first bottom edge and the second bottom edge are respectively placed in the first platform area and the second platform area, so that the temperature-uniforming plate is aligned in the vertical direction, and the positioning rod is pressed into the U-shaped groove and abuts against the left side and the right side of the upper protruding portion of the temperature-uniforming plate, so that the temperature-uniforming plate is aligned in the horizontal direction. Therefore, the problems of defects, liquid leakage and the like in the later vacuum treatment caused by the fact that the welding quality is not too close due to the fact that the edges are not uniform and the positioning is not accurate are basically avoided. Meanwhile, when the temperature-equalizing plate and the die are placed in a high-temperature furnace for heating, the temperature-equalizing plate has no barrier except the first bottom edge and the second bottom edge, and other edges can freely expand without barrier, so that the problems of bulging, deformation and the like caused by inconsistent expansion coefficients of the temperature-equalizing plate and the graphite press block are thoroughly solved, and the welding quality of the product is greatly improved.
Various dimensional changes and minor modifications can be made to the invention by those skilled in the art without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Drawings
FIG. 1 is a schematic view of the structure of the vapor chamber.
Fig. 2 is a schematic view of the overall structure of the present invention.
FIG. 3 is a schematic structural view of the positioning rod and a part of the pressing block hidden in the figure.
Fig. 4 is a schematic structural diagram of the pressing block of the present invention.
In the figure, a bottom edge a, a bottom edge two b, a lower convex part c, an upper convex part d, a base 1, a platform area I11, a platform area II 12, a lower concave area 13, a U-shaped groove 14, a positioning rod 2 and a pressing block 3.
Detailed Description
The technical solution of the present invention is further explained below with reference to the accompanying drawings and specific embodiments.
The temperature equalization plate shown in fig. 1 is composed of upper and lower plates, the lower part of which is provided with a horizontal base a and a base b, a lower convex part c and an upper convex part d. The upper and lower plate bodies of the temperature equalizing plate are identical in shape, and the length of the second bottom edge part in the horizontal direction is different by several millimeters.
The first embodiment.
As shown in fig. 2-4, a novel uniform temperature plate welding mold comprises a base 1, a positioning rod 2 and a pressing block 3, wherein the base 1 is composed of a rectangular bottom plate and side plates vertically arranged at two ends of the bottom plate, the bottom plate is divided into a first platform area 11 and a second platform area 12, a concave area 13 is further arranged between the first platform area 11 and the second platform area 12, the widths of the first platform area 11 and the second platform area 12 are consistent with a first bottom edge a and a second bottom edge b of the uniform temperature plate, and the width and the height of the concave area 13 are both larger than a lower convex part c of the uniform temperature plate; the shape of the pressing block 3 is consistent with that of the temperature equalizing plate, and the length of the pressing block is slightly longer than that of the temperature equalizing plate; two U type recesses 14 are all equipped with on two curb plate upper portions of base 1, and the distance between two U type recesses 14 is unanimous with the width of the last lug boss d of samming board, locating lever 2 is cylindrical pole, and length is greater than the length of base 1, and the diameter is unanimous with U type recess 14.
Example two.
Two threaded through holes are formed in the side plate on one side of the base 1. Two sides of the upper convex block 31 at the position corresponding to the upper convex part d of the temperature equalizing plate on the pressing block 3 are respectively provided with a limiting convex block 32 and a positioning convex block 33, the side of the limiting convex block 32 close to the upper convex block 31 is a vertical side, and the width between the vertical side and the upper convex block 31 is consistent with the width of the U-shaped groove 14; the side of the positioning lug 33 close to the upper lug 31 is a bevel edge. The other structure is the same as the first embodiment.
Example three.
The screw thread pressing rod is matched with the screw thread of the screw thread through hole. The other structure is the same as the embodiment.
Example four.
As shown in fig. 2-4, a novel uniform temperature plate welding mold comprises a base 1, a positioning rod 2 and a pressing block 3, wherein the base 1 is composed of a rectangular bottom plate and side plates vertically arranged at two ends of the bottom plate, the bottom plate is divided into a first platform area 11 and a second platform area 12, a concave area 13 is further arranged between the first platform area 11 and the second platform area 12, the widths of the first platform area 11 and the second platform area 12 are consistent with a first bottom edge a and a second bottom edge b of the uniform temperature plate, and the width and the height of the concave area 13 are both larger than a lower convex part c of the uniform temperature plate; the shape of the pressing block 3 is consistent with that of the temperature equalizing plate, and the length of the pressing block is slightly longer than that of the temperature equalizing plate; two U type recesses 14 are all equipped with on two curb plate upper portions of base 1, and the distance between two U type recesses 14 is unanimous with the width of the last lug boss d of samming board, locating lever 2 is cylindrical pole, and length is greater than the length of base 1, and the diameter is unanimous with U type recess 14. The tail end of the pressing block (3) is also fixedly provided with a quick positioning stop block (34).
Two threaded through holes are respectively formed in the side plates on the two sides of the base 1. Two sides of the upper convex block 31 at the position corresponding to the upper convex part d of the temperature equalizing plate on the pressing block 3 are respectively provided with a limiting convex block 32 and a positioning convex block 33, the side of the limiting convex block 32 close to the upper convex block 31 is a vertical side, and the width between the vertical side and the upper convex block 31 is consistent with the width of the U-shaped groove 14; the side of the positioning lug 33 close to the upper lug 31 is a bevel edge. The screw thread pressing rod is matched with the screw thread of the screw thread through hole.
Claims (5)
1. The utility model provides a novel temperature-uniforming plate welding mould, includes base (1), locating lever (2), briquetting (3), its characterized in that: the base (1) is composed of a rectangular bottom plate and side plates vertically arranged at two ends of the bottom plate, the bottom plate is divided into a first platform area (11) and a second platform area (12), a concave area (13) is further arranged between the first platform area (11) and the second platform area (12), the widths of the first platform area (11) and the second platform area (12) are consistent with a first bottom edge (a) and a second bottom edge (b) of the uniform temperature plate, and the width and the height of the concave area (13) are both larger than a lower convex part (c) of the uniform temperature plate; the shape of the pressing block (3) is consistent with that of the temperature equalizing plate, and the length of the pressing block is slightly longer than that of the temperature equalizing plate; two U-shaped grooves (14) are formed in the upper portions of two side plates of the base (1), the distance between the two U-shaped grooves (14) is identical to the width of an upper convex portion (d) of the temperature-uniforming plate, the positioning rod (2) is a cylindrical rod, the length of the positioning rod is larger than that of the base (1), and the diameter of the positioning rod is identical to that of the U-shaped grooves (14).
2. The novel welding die for the uniform temperature plate as claimed in claim 1, wherein: at least one threaded through hole is formed in a side plate on at least one side of the base (1).
3. The novel welding die for the uniform temperature plate as claimed in claim 2, wherein: the screw thread pressing rod is matched with the screw thread of the screw thread through hole.
4. The novel welding die for the temperature-equalizing plate as claimed in claim 1 or 3, wherein: two sides of an upper bump (31) at a position on the pressing block (3) corresponding to the upper convex part (d) of the temperature-uniforming plate are respectively provided with a limiting bump (32) and a positioning bump (33), the side of the limiting bump (32) close to the upper bump (31) is a vertical side, and the width between the vertical side and the upper bump (31) is consistent with the width of the U-shaped groove (14); the side of the positioning lug (33) close to the upper lug (31) is a bevel edge.
5. The novel welding die for the temperature equalization plate as claimed in claim 4, wherein: the tail end of the pressing block (3) is fixedly provided with a quick positioning stop block (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020421136.0U CN211915754U (en) | 2020-03-28 | 2020-03-28 | Novel welding die for uniform temperature plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020421136.0U CN211915754U (en) | 2020-03-28 | 2020-03-28 | Novel welding die for uniform temperature plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211915754U true CN211915754U (en) | 2020-11-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020421136.0U Active CN211915754U (en) | 2020-03-28 | 2020-03-28 | Novel welding die for uniform temperature plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211915754U (en) |
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2020
- 2020-03-28 CN CN202020421136.0U patent/CN211915754U/en active Active
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