CN214866816U - Seamless rolling riveting device for heat conduction pipe of radiator - Google Patents
Seamless rolling riveting device for heat conduction pipe of radiator Download PDFInfo
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- CN214866816U CN214866816U CN202022933916.6U CN202022933916U CN214866816U CN 214866816 U CN214866816 U CN 214866816U CN 202022933916 U CN202022933916 U CN 202022933916U CN 214866816 U CN214866816 U CN 214866816U
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Abstract
The utility model provides a seamless roll extrusion riveting device of radiator heat pipe, it makes to arrange does not have the clearance between heat pipe and the radiator of accomplishing, and does not have the clearance between the adjacent heat pipe for the heat dissipation contact surface that exposes of heat pipe does not have the clearance, ensures that the contact surface of radiator and chip is effective reliable, area of contact is big, guarantees that the heat dissipation is fully reliable. The upper surface of frame is provided with the guide rail of arranging along length direction, the mould positioning seat pass through the vice support of guide rail in the guide rail is arranged, and the upper surface of mould positioning seat has set firmly product positioning mould, product positioning mould is used for setting firmly the radiator, and the face area that has the inner groovy of the bottom plate BASE of radiator arranges up, the heat pipe of having arranged in the inner groovy, the upper surface of epirelief in bottom plate BASE under the heat pipe initial condition, the external piston end that has the oil hydraulic cylinder of mould positioning seat, the direction of motion of the piston end of oil hydraulic cylinder is on a parallel with the guide rail is arranged, the frame upper surface still is provided with the mould installing support.
Description
Technical Field
The utility model relates to a technical field of radiator specifically is seamless roll extrusion riveting device of radiator heat pipe.
Background
Along with science and technology constantly develops, the fierce rapid leap-in of chip technique, electronic equipment is intelligent, the consumption is higher and higher, the radiator plays very big effect in whole electronic product follows intelligent electronic equipment, therefore it is higher and higher to require and the technique to the radiator, in order to better solve chip and radiator contact heat conduction efficiency, heat pipe on the current market trend radiator is with chip direct contact, reduce heat pipe on the radiator to a certain extent and with chip contact surface heat conduction medium, to a great extent reduce material cost and material thermal impedance, promote heat dispersion.
However, the technical problem that the prior art for flattening the heat conduction pipes cannot overcome the technical problem, the heat conduction pipes are not flattened and have no R angle phenomenon or the parallel gap phenomenon between the heat conduction pipes and the heat conduction pipes, and the gap phenomenon exists between the heat conduction pipe surfaces of the radiator and the contact surface of the chip when the heat conduction pipes are arranged to be aligned, so that the area of the contact surface between the chip surface and the radiator is reduced, the heat radiation performance is reduced, and the ideal effect cannot be achieved; the height of current heat pipe is highly unanimous with the inner groovy for leave behind the equipment completion and can't carry out prosthetic clearance, in order to fill corresponding clearance, the height that highly is higher than the inner groovy of heat pipe need be designed, then with bulge pressfitting to corresponding clearance in, however current device is in the pressfitting in-process, the heat pipe is because the deformation is big easily cracked, can not satisfy the production demand.
Disclosure of Invention
To the above problem, the utility model provides a seamless roll extrusion riveting device of radiator heat pipe, it makes to arrange does not have the clearance between heat pipe and the radiator of accomplishing, and does not have the clearance between the adjacent heat pipe for the heat dissipation contact surface that exposes of heat pipe does not have the clearance, ensures that the contact surface of radiator and chip is effective reliable, area of contact is big, guarantees that the heat dissipation is fully reliable.
Radiator heat pipe seamless roll extrusion riveting device, its characterized in that: the heat pipe heat dissipation device comprises a frame, the upper surface of frame is provided with the guide rail of arranging along length direction, the mould positioning seat pass through the vice supporting of guide rail in the guide rail is arranged, the upper surface of mould positioning seat has set firmly product positioning mould, product positioning mould is used for setting firmly the radiator, the face area that has the inner groovy of bottom plate BASE of radiator arranges up, the heat pipe of having arranged in the inner groovy, epirelief in bottom plate BASE's upper surface under the heat pipe initial condition, the mould positioning seat is external to have the piston end of hydraulic cylinder, the direction of motion of the piston end of hydraulic cylinder is on a parallel with the guide rail is arranged, the frame upper surface still is provided with the mould installing support, the lower surface of going up the last diaphragm of mould installing support has set firmly die carrier on the roller bearing, die carrier on the roller is inserted through the screw rod of epirelief and is located the corresponding locating hole of last diaphragm, The roller fixing template is characterized in that a connecting plate which is downward convex is arranged at the lower part of the die carrier on the roller, first connecting holes are arranged at two sides of the connecting plate, a plurality of spaced installation caulking grooves are arranged in the length direction of the connecting plate, a plurality of upward convex guide blocks of the roller fixing template are respectively embedded in the installation caulking grooves at corresponding positions, two sides of the installation caulking grooves are respectively propped against the end wall of the installation caulking groove through horizontal springs, corresponding second connecting holes are arranged at two sides of the upper part of the roller fixing template corresponding to the ends of the roller, kidney-shaped holes are respectively arranged at positions of connecting baffles at two sides corresponding to the first connecting holes and the second connecting holes, the roller fixing template and the connecting plate are fixedly connected through the kidney-shaped holes of the connecting baffles by bolts, a plurality of rollers with the same diameter and arranged at intervals, the lowest point height of which is reduced in a stepped manner are sequentially arranged on the lower surface of the roller fixing template along the riveting direction of the die positioning seat of the track, the lowest point of the roller at the lowest point is flush with the exposed plane of the inner groove of the BASE plate.
It is further characterized in that:
the upper surface of the die carrier on the rolling shaft is provided with a plurality of upward convex positioning pins, the position of the upper transverse plate, which corresponds to the upward convex positioning pins, is provided with positioning mounting holes, the upward convex positioning pins are respectively inserted into the positioning mounting holes for arrangement, the upper surface of the die carrier on the rolling shaft is also provided with a plurality of upward convex first springs, the upward convex first springs are arranged on the lower surface of the upper transverse plate in a propping manner, the upward convex positioning pins ensure the positioning accuracy and the stability before and after the up-down positioning, avoid the phenomenon that the rolling riveting is not in place every time due to the assembling error of the rolling riveting, the phenomena of left-right deflection and inclination of the rolling riveting are generated, and effectively improve the rolling riveting stability of products; the first spring enables the elastic press riveting in the vertical direction, the traditional rigid press fit is avoided, the rigid press fit can not avoid the adverse phenomena of the horizontal inclination of the plane of the heat conducting pipe of the radiator, the crushing of the heat pipe and the like, the flexible intervention of the soft press riveting is realized, the upper and lower rigid forces are reduced, the left and right balance degree of the press riveting is excellent, the upper and lower bumping forces are absorbed, the transfer to the heat conducting pipe of the product is avoided, and the flatness of the heat conducting pipe of the product is greatly improved;
the roller fixing template is adjusted and arranged according to the actual design, is quick and convenient to replace, and ensures the universality of the structure;
the two sides of the lower part of the roller fixing template are respectively provided with a roller mounting hole with a notch, and the central shaft points of the roller mounting holes are reduced in a stepped manner with the same numerical value, so that the riveting amount of adjacent rollers is ensured to be the same;
the diameter and the number of the rollers arranged on the roller fixing template are adjusted according to products;
the shape of the rolling shaft is specifically a straight-through type rolling shaft, a convex type rolling shaft, a concave type rolling shaft and a gear type rolling shaft;
the starting force value of the oil hydraulic cylinder is uniform and controllable, the speed is uniform and adjustable, the force value and the speed of the product in the whole rolling riveting process are uniform, the quality of the product is stable, the rolled surface is smooth, the instability that the traditional pressure is insufficient and too fast and too slow is avoided, and the instant starting acceleration is not intermittent. The accelerated rolling and the decelerated rolling are easy to damage products and roll to a half of a blocking site;
a hydraulic station is arranged in an inner cavity at the bottom of the rack and connected with the oil hydraulic cylinder, and the hydraulic station is specifically an air-cooled hydraulic station;
still integrated block terminal, both hands are prevented slow-witted switch in the frame, both hands are prevented slow-witted switch and are connected the oil hydraulic cylinder and arrange, ensure not to produce the maloperation.
After the process is adopted, the oil cylinder pushes and pulls the radiator and the die positioning seat back and forth into the roller of the roller fixing template at a constant speed, a plurality of rollers with the same diameter are arranged at intervals, the heights of the lowest points of the rollers are reduced in a step manner, and the lowest points of the rollers at the lowest points are aligned with the exposed plane of the inner groove of the BASE plate, so that the upper convex part of the rolled heat conduction pipe with the stability of the roller steps is riveted into the BASE plate in the whole riveting process of the radiator, and the rollers are arranged in the step heights and can be elastically stretched up and down, back and forth, so that the soft rolling riveting of the heat conduction pipe steps is ensured, the planes of the heat conduction pipes of the radiator are flat, seamless and gapless, and the processing efficiency/quality yield of the radiator is improved; the heat pipe heat dissipation structure has the advantages that gaps do not exist between the arranged heat pipes and the heat radiator, gaps do not exist between the adjacent heat pipes, the exposed heat dissipation contact surfaces of the heat pipes do not have gaps, the contact surfaces of the heat radiator and a chip are effective and reliable, the contact area is large, and the heat dissipation is sufficient and reliable.
Drawings
Fig. 1 is a schematic structural view of a perspective view of the present invention;
fig. 2 is a schematic structural view of a three-dimensional view of the mold frame on the roller of the present invention;
fig. 3 is an assembly schematic view of the roller upper die carrier, the roller fixing template and the roller of the present invention;
fig. 4 is a schematic structural view of the roller fixing template of the present invention;
fig. 5 is a schematic view of a roller suitable for the roller fixing template of the present invention;
FIG. 6 is a schematic view of the BASE plate BASE with heat pipes attached thereto (not riveted);
FIG. 7 is a schematic view of the BASE plate BASE with the heat pipes attached (press-riveting has been completed);
the names corresponding to the sequence numbers in the figure are as follows:
the device comprises a frame 1, a guide rail 2, a mold positioning seat 3, a product positioning mold 4, a bottom plate BASE5, an inner groove 6, a heat conduction pipe 7, an oil hydraulic cylinder 8, a piston end 9, an upper mold mounting bracket 10, an upper cross plate 11, a roller upper mold frame 12, a screw 13, a bolt 14, a connecting plate 15, a first connecting hole 16, a mounting caulking groove 17, a roller fixing template 18, an upper convex guide block 19, a horizontal spring 20, a second connecting hole 21, a connecting baffle 22, a waist-shaped hole 23, a roller 24, a straight-through roller 241, a middle convex roller 242, a middle concave roller 243, a gear-shaped roller 244, an upper convex positioning pin 25, a first spring 26, a notch 27, a roller mounting hole 28, a hydraulic station 29, a distribution box 30 and a two-hand foolproof switch 31.
Detailed Description
The seamless rolling riveting device for the heat conducting pipes of the radiator is shown in the figures 1-4: the heat dissipation device comprises a rack 1, wherein a guide rail 2 arranged along the length direction is arranged on the upper surface of the rack 1, a mold positioning seat 3 is supported on the guide rail 2 through a guide rail pair, a product positioning mold 4 is fixedly arranged on the upper surface of the mold positioning seat 3, the product positioning mold 4 is used for fixedly arranging a radiator, the surface area of a bottom plate BASE5 of the radiator, which is provided with an inner groove 6, is arranged upwards, a heat conduction pipe 7 is arranged in the inner groove 6, the heat conduction pipe 7 protrudes upwards from the upper surface of a bottom plate BASE5 in an initial state, a piston end 9 of an oil pressure cylinder 8 is externally connected with the mold positioning seat 3, the movement direction of the piston end 9 of the oil pressure cylinder 8 is arranged parallel to the guide rail 2, an upper mold mounting bracket 10 is further arranged on the upper surface of the rack 1, an upper mold BASE 12 is fixedly arranged on the lower surface of an upper transverse plate 11 of the upper mold mounting bracket 10, and the upper mold BASE 12 on the roller is inserted into a corresponding positioning hole positioned on the upper transverse plate through an upward protruding screw 13, The connecting plates 15 are arranged at the lower parts of the die carriers 12 on the rolling shafts in a downward protruding mode, first connecting holes 16 are formed in two sides of each connecting plate 15, a plurality of installation caulking grooves 17 are formed in the connecting plates 15 at intervals in the length direction, a plurality of upward protruding guide blocks 19 of a rolling shaft fixing die plate 18 are respectively embedded in the installation caulking grooves 17 at corresponding positions, and two sides of each installing caulking groove 17 are respectively abutted to the end walls of the installation caulking grooves 17 through horizontal springs 20, the horizontal springs 20 are used for avoiding the traditional hard rolling, the poor phenomena that the planes of heat conduction pipes of the radiators are sunken and damaged easily occur in the hard rolling, the soft rolling is riveted with flexible intervention, the impact inertia is reduced, the impact force is absorbed and cannot be pushed onto the heat conduction pipes of the products, and the flatness of the pipe surfaces of the heat conduction pipes of the products is further improved; the two sides of the upper part of the roller fixing template 18 corresponding to the roller ends are provided with corresponding second connecting holes 21, the connecting baffles 22 on the two sides are respectively provided with a kidney-shaped hole 23 corresponding to the positions of the first connecting hole 16 and the second connecting hole 21, bolts are fixedly connected with the roller fixing template 18 and the connecting plate 15 through the kidney-shaped holes of the connecting baffles 22, a plurality of rollers 24 with the same diameter are sequentially arranged on the lower surface of the roller fixing template 18 along the riveting direction of the die positioning seat 3 of the track 2, the height of the lowest point of each roller 24 is reduced in a stepped manner, and the lowest point of each roller 24 at the lowest point is flush with the exposed plane of the inner groove 6 of the BASE 5.
The upper surface of the upper die frame 12 of the rolling shaft is provided with a plurality of upper convex positioning pins 25, the position of the upper transverse plate 11, which corresponds to the upper convex positioning pins 25, is provided with positioning mounting holes, the upper convex positioning pins 25 are respectively inserted into the positioning mounting holes for arrangement, the upper surface of the upper die frame 12 of the rolling shaft is also provided with a plurality of upper convex first springs 26, the upper convex first springs 26 are arranged on the lower surface of the upper transverse plate 11 in a propping manner, the upper convex positioning pins 25 ensure the positioning accuracy and the stability before and after the upper and lower positioning, avoid the phenomena that the rolling riveting is not in place each time due to the assembly error of the rolling riveting, the left and right deflection and the inclination of the rolling riveting are caused, and effectively improve the rolling riveting stability of products; the first spring 26 enables the elastic press riveting to be performed vertically, so that the traditional rigid press fit is avoided, the rigid press fit can not avoid the adverse phenomena of the horizontal inclination of the plane of the heat conducting pipe of the radiator, the crushing of the heat pipe and the like, the flexible intervention of the soft press riveting is realized, the upper and lower rigid forces are reduced, the left and right balance degree of the press riveting is excellent, the upper and lower bumping forces are absorbed, the transfer to the heat conducting pipe of the product is avoided, and the flatness of the heat conducting pipe of the product is greatly improved;
the roller fixing template 18 is adjusted and arranged according to the actual design, is quick and convenient to replace, and ensures the universality of the structure;
the two sides of the lower part of the roller fixing template 18 are respectively provided with a roller mounting hole 28 with a notch 27, the central axis point of the roller mounting hole 28 is reduced in a stepped manner with the same numerical value, and the riveting amount of the adjacent rollers 24 is ensured to be the same;
the diameter and the number of the rollers arranged on the roller fixing template 18 are adjusted according to the product
The roller 24 is specifically shaped as a straight-through roller 241, a convex roller 242, a concave roller 243, a gear roller 244;
the starting force value of the oil hydraulic cylinder 8 is uniform and controllable, the speed is uniform and adjustable, the force value of the product in the whole rolling riveting process is stable with the uniform quality of the speed, the rolling surface is smooth, the instability that the traditional pressure is insufficient and too fast and too slow is avoided, and the instant starting acceleration is not intermittent. The accelerated rolling and the decelerated rolling are easy to damage products and roll to a half of a blocking site;
a hydraulic station 29 is arranged in the inner cavity at the bottom of the frame 1, the hydraulic station 29 is connected with the oil hydraulic cylinder 8 and is specifically an air-cooled hydraulic station;
the frame 1 is further integrated with a distribution box 30 and a two-hand fool-proof switch 31, and the two-hand fool-proof switch 31 is connected with the oil hydraulic cylinder 8 for arrangement, so that misoperation cannot be generated.
The problem that no gap exists between the heat conduction pipes and the plane of the heat conduction pipes is accurate, and the problem that the contact surface between the heat conduction pipes and the chip is reduced in the background art can be effectively solved under the condition that no gap exists between the heat conduction pipes and the plane of the Base at the bottom, so that a better heat dissipation effect is obtained, and adjustability is formed vertically by arranging an adjustable screw rod and an upward convex positioning pin between a die frame and an upper transverse plate on a rolling shaft;
the seamless rolling riveting device for the heat conduction pipe of the heat radiator ensures that the heat conduction pipe has no concave, crush damage and bad damage phenomena of the heat conduction pipe in advance, R angle clearance among a plurality of rows of heat pipes is eliminated, and the heat conduction pipe is seamless and flat;
the seamless rolling riveting device for the heat conducting pipes of the radiator is uniform in the rolling process and enough uniform in the force value in the whole process, and an oil cylinder is adopted to drive the seamless rolling riveting device to push rolling riveting back and forth; the rolling shaft is subjected to stepped riveting with the pressing amount, so that the deformation amount of single riveting is small, and the heat conduction pipe is prevented from being damaged due to too large single deformation.
After the process is adopted, the oil cylinder pushes and pulls the radiator and the die positioning seat back and forth into the roller of the roller fixing template at a constant speed, a plurality of rollers with the same diameter are arranged at intervals, the heights of the lowest points of the rollers are reduced in a step manner, and the lowest points of the rollers at the lowest points are aligned with the exposed plane of the inner groove of the BASE plate, so that the upper convex part of the rolled heat conduction pipe with the stability of the roller steps is riveted into the BASE plate in the whole riveting process of the radiator, and the rollers are arranged in the step heights and can be elastically stretched up and down, back and forth, so that the soft rolling riveting of the heat conduction pipe steps is ensured, the planes of the heat conduction pipes of the radiator are flat, seamless and gapless, and the processing efficiency/quality yield of the radiator is improved; the heat pipe heat dissipation structure has the advantages that gaps do not exist between the arranged heat pipes and the heat radiator, gaps do not exist between the adjacent heat pipes, the exposed heat dissipation contact surfaces of the heat pipes do not have gaps, the contact surfaces of the heat radiator and a chip are effective and reliable, the contact area is large, and the heat dissipation is sufficient and reliable.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. Radiator heat pipe seamless roll extrusion riveting device, its characterized in that: the heat pipe heat dissipation device comprises a frame, the upper surface of frame is provided with the guide rail of arranging along length direction, the mould positioning seat pass through the vice supporting of guide rail in the guide rail is arranged, the upper surface of mould positioning seat has set firmly product positioning mould, product positioning mould is used for setting firmly the radiator, the face area that has the inner groovy of bottom plate BASE of radiator arranges up, the heat pipe of having arranged in the inner groovy, epirelief in bottom plate BASE's upper surface under the heat pipe initial condition, the mould positioning seat is external to have the piston end of hydraulic cylinder, the direction of motion of the piston end of hydraulic cylinder is on a parallel with the guide rail is arranged, the frame upper surface still is provided with the mould installing support, the lower surface of going up the last diaphragm of mould installing support has set firmly die carrier on the roller bearing, die carrier on the roller is inserted through the screw rod of epirelief and is located the corresponding locating hole of last diaphragm, The roller fixing template is characterized in that a connecting plate which is downward convex is arranged at the lower part of the die carrier on the roller, first connecting holes are arranged at two sides of the connecting plate, a plurality of spaced installation caulking grooves are arranged in the length direction of the connecting plate, a plurality of upward convex guide blocks of the roller fixing template are respectively embedded in the installation caulking grooves at corresponding positions, two sides of the installation caulking grooves are respectively propped against the end wall of the installation caulking groove through horizontal springs, corresponding second connecting holes are arranged at two sides of the upper part of the roller fixing template corresponding to the ends of the roller, kidney-shaped holes are respectively arranged at positions of connecting baffles at two sides corresponding to the first connecting holes and the second connecting holes, the roller fixing template and the connecting plate are fixedly connected through the kidney-shaped holes of the connecting baffles by bolts, a plurality of rollers with the same diameter and arranged at intervals, the lowest point height of which is reduced in a stepped manner are sequentially arranged on the lower surface of the roller fixing template along the riveting direction of the die positioning seat of the track, the lowest point of the roller at the lowest point is flush with the exposed plane of the inner groove of the BASE plate.
2. The seamless rolling riveting device for the heat conducting pipes of the heat radiator as claimed in claim 1, characterized in that: the upper die frame is characterized in that a plurality of upper convex positioning pins are arranged on the upper surface of the die frame on the roller, positioning mounting holes are formed in the positions, corresponding to the upper convex positioning pins, of the upper transverse plate, the upper convex positioning pins are respectively inserted into the positioning mounting holes to be arranged, a plurality of upper convex first springs are further arranged on the upper surface of the die frame on the roller, and the upper convex first springs are arranged on the lower surface of the upper transverse plate in a jacking mode.
3. The seamless rolling riveting device for the heat conducting pipes of the heat radiator as claimed in claim 1, characterized in that: the roller fixing template is adjusted and arranged according to actual design, and the diameter of rollers and the number of rollers arranged on the roller fixing template are adjusted and set according to products.
4. The seamless rolling riveting device for the heat conducting pipes of the heat radiator as claimed in claim 1, characterized in that: the lower part both sides of roller fixed die plate are provided with the roller mounting hole that has the breach respectively, the central axis point of roller mounting hole is the same numerical value's ladder nature and reduces.
5. The seamless rolling riveting device for the heat conducting pipes of the heat radiator as claimed in claim 3, characterized in that: the roller is in the shape of a straight-through roller, a convex roller, a concave roller and a gear roller.
6. The seamless rolling riveting device for the heat conducting pipes of the heat radiator as claimed in claim 1, characterized in that: the starting force value of the oil hydraulic cylinder is uniform and controllable, and the speed is uniform and adjustable.
7. The seamless rolling riveting device for the heat conducting pipes of the heat radiator as claimed in claim 1, characterized in that: and a hydraulic station is arranged in the inner cavity at the bottom of the rack and is connected with the oil hydraulic cylinder.
8. The seamless rolling riveting device for the heat conducting pipes of the heat radiator as claimed in claim 1, characterized in that: still integrated block terminal, both hands prevent slow-witted switch in the frame, both hands prevent slow-witted switch and connect the pneumatic cylinder and arrange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022933916.6U CN214866816U (en) | 2020-12-10 | 2020-12-10 | Seamless rolling riveting device for heat conduction pipe of radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022933916.6U CN214866816U (en) | 2020-12-10 | 2020-12-10 | Seamless rolling riveting device for heat conduction pipe of radiator |
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| Publication Number | Publication Date |
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| CN214866816U true CN214866816U (en) | 2021-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022933916.6U Active CN214866816U (en) | 2020-12-10 | 2020-12-10 | Seamless rolling riveting device for heat conduction pipe of radiator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112570587A (en) * | 2020-12-10 | 2021-03-30 | 昆山联德电子科技有限公司 | Seamless rolling riveting device for heat conduction pipe of radiator |
| TWI817448B (en) * | 2022-03-03 | 2023-10-01 | 黃崇賢 | Riveting method of heat dissipation base and heat pipe |
-
2020
- 2020-12-10 CN CN202022933916.6U patent/CN214866816U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112570587A (en) * | 2020-12-10 | 2021-03-30 | 昆山联德电子科技有限公司 | Seamless rolling riveting device for heat conduction pipe of radiator |
| TWI817448B (en) * | 2022-03-03 | 2023-10-01 | 黃崇賢 | Riveting method of heat dissipation base and heat pipe |
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