CN109821999B - RBC (RBC) split semi-automatic riveting method and riveting equipment thereof - Google Patents
RBC (RBC) split semi-automatic riveting method and riveting equipment thereof Download PDFInfo
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- CN109821999B CN109821999B CN201910213856.XA CN201910213856A CN109821999B CN 109821999 B CN109821999 B CN 109821999B CN 201910213856 A CN201910213856 A CN 201910213856A CN 109821999 B CN109821999 B CN 109821999B
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000000758 substrate Substances 0.000 claims abstract description 60
- 238000005452 bending Methods 0.000 claims description 16
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 10
- 238000001125 extrusion Methods 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 description 8
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- 230000017525 heat dissipation Effects 0.000 description 1
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Abstract
The invention discloses a RBC (RBC) split semi-automatic riveting method and riveting equipment thereof, wherein the riveting part of a radiating fin is aligned with a corresponding riveting groove, and the radiating fin is positioned by a side positioning device, so that the assembly precision is ensured; a plurality of rivet switching devices are arranged on the movable substrate side by side to meet the diversified riveting demands of riveting grooves at different positions, the corresponding riveting punch is driven to descend through the upper die, the riveting part of the radiating fin is inserted into the riveting groove, and under the extrusion of the riveting punch, the riveting part is pressed, deformed and expanded to tightly push against the inner groove wall of the riveting groove, so that the radiating fin and the RBC substrate are riveted and connected to form an integrated structure, the bonding tightness between the radiating fin and the RBC substrate is greatly improved, meanwhile, two adjacent radiating fins are matched and positioned through the buckling pins and the buckling holes, the integrity is strong, the looseness is difficult, the connection effect is good, the heat exchange efficiency is further improved, the service life is long, and the product quality is effectively ensured.
Description
Technical Field
The invention relates to the technical field of riveting, in particular to a RBC (RBC) split semiautomatic riveting method and riveting equipment thereof.
Background
RBC is the abbreviation of Rllo-Bond-Card, and Chinese name is blow-up plate. One side of RBC is provided with an expanded pipeline, and the inside of the pipeline is filled with medium to improve heat dissipation performance.
During production, the existing assembly process of RBC and cooling fins specifically comprises the following steps: firstly, a slot is formed in the RBC substrate, then the RBC substrate is horizontally placed, then the lower edge of the radiating fin is aligned with the slot, and then the upper edge of the radiating fin is knocked by a hand-held hammer, so that the radiating fin is clamped into the slot, and the radiating fin is positioned and fixed on the radiating fin by interference fit. The assembly process is not tightly matched, the connection effect is poor, the phenomenon that the radiating fins fall out of the slots easily occurs, and the assembly process is low in working efficiency and high in labor intensity. In addition, no buckle connection structure is had between fin and the fin, and overall stability is poor, easily appears rocking the phenomenon, leads to the fin to warp easily and appears the defective products, is difficult to guarantee product quality.
Disclosure of Invention
Aiming at the defects, one of the purposes of the invention is to provide an RBC fractional semi-automatic riveting method which has simple process steps, easy realization, high efficiency, tight matching and good riveting effect and can rapidly rivet radiating fins on an RBC substrate.
The invention also aims to provide RBC riveting equipment which has ingenious and reasonable structural design, can rivet the radiating fins on the RBC substrate rapidly, is tightly matched and has good riveting effect.
In order to achieve the above purpose, the technical scheme provided by the invention is as follows:
a RBC fractional semiautomatic riveting method comprises the following steps:
(1) Positioning the RBC substrate on a lower die through a positioning block, wherein riveting grooves are distributed on the surface of the RBC substrate;
(2) Bending the lower edge of the radiating fin to one side, extending a certain distance downwards in a straight line, and bending and folding upwards, wherein the tail end of the radiating fin is folded back and inserted into the middle part of the folding position to form a riveting part matched with the riveting groove; bending the upper edge of the radiating fin towards the other side, extending a certain distance horizontally by a straight line, and bending downwards to form a buckling pin, wherein one side of the upper part of the radiating fin is provided with a buckling hole matched with the buckling pin;
(3) Aligning the riveting part of the radiating fin with the corresponding riveting groove, and positioning the radiating fin through a side positioning device;
(4) A plurality of rivet switching devices are arranged on the movable substrate side by side, the movable driving device is started to move the movable substrate to a preset position, the corresponding rivet switching devices are started to work, and the rivet switching devices push the corresponding riveting punch heads to extend out a certain distance;
(5) Starting a punch press, pushing an upper die to press downwards, driving an extended riveting punch to press a riveting part downwards, enabling the riveting part to be inlaid in a riveting groove, tightly propping against the inner groove wall of the riveting groove by compression deformation expansion, realizing riveting connection of a radiating fin and an RBC substrate to form an integrated structure, and then enabling the upper die to retract upwards to a preset position;
(6) Inserting the buckling pin of the other radiating fin into the buckling hole of the previous radiating fin riveted with the RBC substrate, and aligning the riveting part of the other radiating fin with the corresponding riveting groove through the matching positioning of the buckling pin and the buckling hole;
(7) Starting corresponding rivet head switching devices to work at positions corresponding to the riveting grooves to be riveted, wherein the rivet head switching devices push corresponding riveting punch heads to extend out for a certain distance;
(8) Starting a punch press, pushing an upper die to press downwards, driving a corresponding riveting punch to press a riveting part of another radiating fin downwards, embedding the riveting part into a corresponding riveting groove, and tightly pressing the riveting part on the inner groove wall of the riveting groove by compression deformation expansion to realize riveting connection of the other radiating fin, the previous radiating fin and the RBC substrate into an integrated structure, and then, returning the upper die upwards to a preset position;
(9) Repeating the steps (6) - (8) until all the cooling fins are riveted, and obtaining the RBC product.
As an improvement of the invention, the rivet head switching device comprises a switching cylinder, a riveting punch head, an active pushing block and a passive pushing block, wherein the tail end of the active pushing block is connected with a piston rod of the switching cylinder, the front end of the active pushing block is provided with a driving inclined surface, the upper end of the passive pushing block is provided with a passive inclined surface matched with the driving inclined surface, and the riveting punch head is fixed at the lower end of the passive pushing block.
As an improvement of the invention, the lower end surface of the riveting punch is provided with a riveting convex strip which can extend into the riveting groove.
As an improvement of the invention, the moving driving device adopts a ball screw pair to drive the moving substrate.
The RBC split semi-automatic riveting equipment comprises a lower die, an upper die, a movable substrate, a movable driving device, a side surface positioning device and a rivet switching device, wherein a positioning block matched with the outline of the RBC substrate is arranged on the lower die, the RBC substrate is positioned on the lower die through the positioning block, and riveting grooves for arranging cooling fins are distributed on the surface of the RBC substrate; the lower edge of the radiating fin is bent towards one side, then extends downwards for a certain distance in a straight line, is bent and folded upwards, and the tail end is folded back and inserted into the middle part of the folded position to form a riveting part matched with the riveting groove; bending the upper edge of the radiating fin towards the other side, extending a certain distance horizontally by a straight line, and bending downwards to form a buckling pin, wherein one side of the upper part of the radiating fin is provided with a buckling hole matched with the buckling pin; the movable base plate is arranged on the upper die through the sliding assembly, the movable driving device is arranged on the upper die and can drive the movable base plate to do horizontal linear motion, the rivet switching devices are arranged on the movable base plate at intervals in parallel and face the direction of the lower die, and the side face positioning devices are arranged on the side edges of the movable base plate.
As an improvement of the invention, the sliding component comprises a sliding rail and a sliding block matched with the sliding rail, the sliding block is fixed on the moving base plate, and the sliding rail is arranged on the upper die and is matched with the sliding block.
As an improvement of the invention, the movable driving device comprises a servo motor, a screw rod and a nut matched with the screw rod, wherein the screw rod is arranged on the upper die through a bearing seat, the servo motor is arranged on the upper die and can drive the screw rod to rotate, and the nut is arranged on the movable substrate and is matched with the screw rod.
As an improvement of the invention, the side positioning device comprises a bracket, a positioning cylinder and a positioning strip, wherein the bracket is vertically arranged on the base corresponding to one side position of the sliding seat, the positioning cylinder is horizontally arranged on the bracket, a piston rod of the positioning cylinder faces the sliding seat, and the positioning strip is fixed on the piston rod of the positioning cylinder.
As an improvement of the invention, the rivet head switching device comprises a switching cylinder, a riveting punch head, an active pushing block and a passive pushing block, wherein the tail end of the active pushing block is connected with a piston rod of the switching cylinder, the front end of the active pushing block is provided with a driving inclined surface, the upper end of the passive pushing block is provided with a passive inclined surface matched with the driving inclined surface, and the riveting punch head is fixed at the lower end of the passive pushing block.
As an improvement of the invention, the lower end surface of the riveting punch is a flat surface, and the edge of the flat surface is provided with a riveting convex strip which can extend into the riveting groove.
The beneficial effects of the invention are as follows: the method provided by the invention has simple steps and is easy to realize, the riveting part of the radiating fin is aligned with the corresponding riveting groove, and the radiating fin is positioned by the side positioning device, so that the assembly precision is ensured; the movable baseplate is provided with a plurality of rivet switching devices side by side so as to meet the diversified riveting requirements of riveting grooves at different positions, the movable baseplate is driven to move by a movable driving device, the corresponding rivet switching devices are moved to the position right above the grooves to be riveted, the rivet switching devices push corresponding riveting punches to extend out a certain distance, the riveting punches are driven to descend by an upper die, the riveting parts of the radiating fins are inserted into the riveting grooves, and under the extrusion of the riveting punches, the riveting parts are pressed, deformed and expanded to tightly press against the inner groove walls of the riveting grooves, so that the radiating fins and the RBC baseplate are riveted and connected to form an integrated structure, the bonding tightness between the radiating fins and the RBC baseplate is greatly improved, and meanwhile, two adjacent radiating fins are matched and positioned through buckling pins and buckling holes, so that the radiating fins are strong in integrity, are not easy to loose, good in connection effect, further improve heat exchange efficiency, and have long service life, and effectively ensure product quality; the RBC split semi-automatic riveting equipment provided by the invention has the advantages of ingenious and reasonable structural design, simple and convenient operation steps, high working efficiency, tight matching and good riveting effect, and can be used for rapidly riveting the radiating fins on the RBC substrate.
The invention will be further described with reference to the drawings and examples.
Drawings
Fig. 1 is a schematic top view of the present invention.
Fig. 2 is a schematic diagram of the front view structure of the present invention.
Fig. 3 is a schematic side view of the present invention.
Fig. 4 is a schematic structural view of a rivet switching device according to the present invention.
Fig. 5 is a schematic structural view of a heat sink according to the present invention.
Fig. 6 is a schematic diagram of a fitting structure of a plurality of heat sinks in the present invention.
Detailed Description
Referring to fig. 1 to 6, the present embodiment provides a riveting apparatus, which includes a lower die 1, an upper die 2, a moving substrate 3, a moving driving device 4, a side positioning device 5, and a rivet switching device 6.
The lower die 1 is provided with a positioning block 8 which is matched with the outline of the RBC substrate 7, and the RBC substrate 7 is positioned on the lower die 1 through the positioning block 8. The surface of the RBC substrate 7 is distributed with riveting grooves for arranging cooling fins 9.
The lower edge of the heat sink 9 is bent 911 to one side, then linearly extends downwards for a certain distance, and then is bent and turned upwards to be folded 912, and the tail end 913 is folded back to be inserted into the middle part of the folded position to form a riveting part 91 matched with the riveting groove; the upper edge of the heat sink 9 is bent towards the other side, then the heat sink is horizontally extended for a certain distance, and then is bent downwards to form a buckling pin 92, and one side of the upper part of the heat sink 9 is provided with a buckling hole 93 matched with the buckling pin 92. The structural design of the riveting part 91 is reasonable, the riveting effect can be improved compared with the traditional doubling structure, the riveting groove is tightly filled, the matching is tight, and the riveting part is not easy to loose.
The movable base plate 3 is arranged on the upper die 2 through a sliding assembly 10, the movable driving device 4 is arranged on the upper die 2 and can drive the movable base plate 3 to do horizontal linear motion, the plurality of rivet head switching devices 6 are arranged on the movable base plate 3 side by side at intervals and face the direction of the lower die 1, and the side surface positioning devices 5 are arranged on the side edges of the movable base plate 3.
Specifically, referring to fig. 2, the sliding assembly 10 includes a sliding rail 101 and a sliding block 102 adapted to the sliding rail 101, the sliding block 102 is fixed on the moving substrate 3, and the sliding rail 101 is disposed on the upper die 2 and is adapted to the sliding block 102. In other embodiments, the sliding assembly 10 may also be configured with an optical axis that engages the sliding sleeve.
Referring to fig. 3, in the present embodiment, the moving driving device 4 drives the moving substrate 3 using a ball screw pair. Specifically, the moving driving device 4 includes a servomotor 41, a screw rod 42, and a nut 43 adapted to the screw rod 42, the screw rod 42 is disposed on the upper die 2 through a bearing seat, the servomotor 41 is disposed on the upper die 2, a driving shaft of the servomotor 41 is connected with the screw rod 42 through a coupling 44, the screw rod 42 can be driven to rotate when the servomotor 41 rotates, and the nut 43 is disposed on the moving substrate 3 and is matched with the screw rod 42. In other embodiments, the moving substrate 3 may be directly driven by an air cylinder, an oil cylinder or a linear motor.
Referring to fig. 4, the side positioning device 5 includes a bracket 51, a positioning cylinder 52 and a positioning strip 53, wherein the bracket 51 is vertically disposed on the base corresponding to one side of the slide, the positioning cylinder 52 is horizontally disposed on the bracket 51, the piston rod of the positioning cylinder 52 faces the slide, and the positioning strip 53 is fixed on the piston rod of the positioning cylinder 52.
Referring to fig. 5, the rivet head switching device 6 includes a switching cylinder 61, a riveting punch 62, an active push block 63 and a passive push block 64, wherein the tail end of the active push block 63 is connected with a piston rod of the switching cylinder 61, and the front end is provided with a driving inclined plane, and the inclination angle a of the driving inclined plane is preferably 40 degrees; the upper end of the passive pushing block 64 is provided with a passive inclined surface adapted to the driving inclined surface, and the inclination angle of the passive inclined surface b is preferably 50 degrees. The riveting punch 62 is fixed to the lower end of the passive push block 64. When the switching cylinder 61 extends, the driving pushing block 63 is pushed to move horizontally, and the driven pushing block 64 is pushed to move vertically downwards through the cooperation of the driving inclined surface and the driven inclined surface, so that the corresponding riveting punch 62 is pushed to extend.
Preferably, the lower end surface of the riveting punch 62 is a flat surface, and the edge of the flat surface is provided with a riveting convex strip 621 which can extend into the riveting groove. The riveting convex strips 621 are additionally arranged, so that the riveting part 91 can be extruded in a targeted manner, and the riveting effect can be improved. The flat surface can ensure the flatness of the periphery of the riveting groove, and the product quality is improved.
The RBC split semi-automatic riveting equipment provided by the invention has the advantages of ingenious and reasonable structural design, simple and convenient operation steps and high working efficiency, can rivet the radiating fins 9 on the RBC substrate 7 rapidly, is tightly matched and has a good riveting effect.
When in operation, the RBC fractional semiautomatic riveting method of the invention comprises the following steps:
(1) A positioning block 8 which is matched with the outline of the RBC substrate 7 is arranged on the lower die 1, the RBC substrate 7 is positioned on the lower die 1 through the positioning block 8, and riveting grooves are distributed on the surface of the RBC substrate 7; the lower die 1 can be provided with a strip-shaped adjusting hole, and the positioning block 8 is fixed on the lower die 1 through a locking screw. The position of the positioning block 8 can be adjusted by unscrewing the locking screw, and the side wall of the positioning block 8 is provided with a hook foot which can be buckled on the RBC substrate 7; in addition, for lifting automation, the positioning block 8 can be arranged on a rotary pressing cylinder, and when positioning is needed, the rotary pressing cylinder drives the positioning block 8 to rotate and press downwards towards one side of the RBC substrate 7, so that the positioning block is pressed on the RBC substrate 7; conversely, the rotary pressing cylinder drives the positioning block 8 to rotate upwards in the opposite direction, so that the RBC substrate 7 is loosened;
(2) Bending the lower edge of the radiating fin 9 to one side, extending a certain distance downwards in a straight line, and bending and folding upwards, wherein the tail end is folded back and inserted into the middle part of the folded position to form a riveting part 91 matched with the riveting groove; bending the upper edge of the radiating fin 9 to the other side direction, then horizontally extending a certain distance in a straight line, and then bending downwards to form a buckling pin 92, wherein one side of the upper part of the radiating fin 9 is provided with a buckling hole 93 matched with the buckling pin 92;
(3) Aligning the riveting part 91 of the radiating fin 9 with the corresponding riveting groove, and positioning the radiating fin 9 through the side positioning device 5; specifically, the two side surface positioning devices 5 are positioned at two sides of the radiating fin 9, the positioning cylinders 52 in the two side surface positioning devices 5 simultaneously extend out, and the radiating fin 9 is clamped by the two positioning blocks 8, so that the purpose of positioning and fixing is realized;
(4) A plurality of rivet switching devices 6 are arranged on the movable base plate 3 side by side to meet the diversified riveting requirements of the riveting grooves at different positions, the movable driving device 4 is started to move the movable base plate 3 to a preset position, the corresponding rivet switching devices 6 are enabled to move to the position right above the grooves to be riveted, the corresponding rivet switching devices 6 are started to work, and the rivet switching devices 6 push the corresponding riveting punches 62 to extend out for a certain distance;
(5) Starting the punch press, pushing the upper die 2 to press downwards, driving the protruding riveting punch 62 to extrude the riveting part 91, embedding the riveting part 91 into the riveting groove, tightly pushing the riveting part to the inner groove wall of the riveting groove by compression deformation expansion, realizing riveting connection of the radiating fin 9 and the RBC substrate 7 to form an integrated structure, and then retracting the upper die 2 upwards to a preset position;
(6) The buckling pin 92 of the other radiating fin 9 is inserted into the buckling hole 93 of the previous radiating fin 9 riveted with the RBC substrate 7, and the riveting part 91 of the other radiating fin 9 is aligned with the corresponding riveting groove through the matching positioning of the buckling pin 92 and the buckling hole 93;
(7) Starting corresponding rivet head switching devices 6 to work at positions corresponding to the riveting grooves to be riveted, wherein the rivet head switching devices 6 push corresponding riveting punch heads 62 to extend out for a certain distance;
(8) Starting a punch press, pushing the upper die 2 to press downwards, driving the corresponding riveting punch 62 to press the riveting part 91 of the other radiating fin 9 downwards, embedding the riveting part 91 into the corresponding riveting groove, and tightly pressing the riveting part into the inner groove wall of the riveting groove by compression deformation expansion, so as to realize riveting connection of the other radiating fin 9, the previous radiating fin 9 and the RBC substrate 7 into an integrated structure, and then, retracting the upper die 2 upwards to a preset position;
(9) Repeating the steps (6) - (8) until all the cooling fins 9 are riveted, and obtaining the RBC product.
The method provided by the invention has simple steps and is easy to realize, the riveting part 91 of the radiating fin 9 is aligned with the corresponding riveting groove, and the radiating fin 9 is positioned by the side positioning device 5, so that the assembly precision is ensured; a plurality of rivet switching devices 6 are arranged on the movable substrate 3 side by side to meet the diversified riveting demands of riveting grooves at different positions, the movable substrate 3 is driven to move through the movable driving device 4, the corresponding rivet switching devices 6 are moved to the position right above the grooves to be riveted, the rivet switching devices 6 push the corresponding riveting punch heads 62 to extend out a certain distance, the riveting punch heads 62 are driven to move downwards through the upper die 2, the riveting parts 91 of the radiating fins 9 are inserted into the riveting grooves, under the extrusion of the riveting punch heads 62, the riveting parts 91 are tightly pressed on the inner groove walls of the riveting grooves by compression deformation expansion, the integrated structure formed by riveting connection of the radiating fins 9 and the RBC substrate 7 is realized, the bonding tightness between the radiating fins 9 and the RBC substrate 7 is greatly improved, meanwhile, two adjacent radiating fins 9 are matched and positioned through the buckling pins 92 and the buckling holes 93, the integrity is strong, the radiating fins are not easy to loosen, the connecting effect is good, the heat exchange efficiency is further improved, and the product quality is effectively ensured.
Variations and modifications to the above would be obvious to persons skilled in the art to which the invention pertains from the foregoing description and teachings. Therefore, the invention is not limited to the specific embodiments disclosed and described above, but some modifications and changes of the invention should be also included in the scope of the claims of the invention. In addition, although specific terms are used in the present specification, these terms are used for convenience of description and are not intended to limit the present invention in any way, and other riveting methods and apparatuses using the same or similar structures as those described in the above embodiments of the present invention are within the scope of the present invention.
Claims (8)
1. The RBC fractional semiautomatic riveting method is characterized by comprising the following steps of:
(1) Positioning the RBC substrate on a lower die through a positioning block, wherein riveting grooves are distributed on the surface of the RBC substrate;
(2) Bending the lower edge of the radiating fin to one side, extending a certain distance downwards in a straight line, and bending and folding upwards, wherein the tail end of the radiating fin is folded back and inserted into the middle part of the folding position to form a riveting part matched with the riveting groove; bending the upper edge of the radiating fin towards the other side, extending a certain distance horizontally by a straight line, and bending downwards to form a buckling pin, wherein one side of the upper part of the radiating fin is provided with a buckling hole matched with the buckling pin;
(3) Aligning the riveting part of the radiating fin with the corresponding riveting groove, and positioning the radiating fin through a side positioning device;
(4) The movable substrate is arranged on the upper die through the sliding assembly, and the movable driving device is arranged on the upper die and can drive the movable substrate to do horizontal linear motion; a plurality of rivet switching devices are arranged on the movable substrate side by side, the movable driving device is started to move the movable substrate to a preset position, the corresponding rivet switching devices are moved to the position right above the riveting groove, the corresponding rivet switching devices are started to work, and the rivet switching devices push the corresponding riveting punch heads to extend out for a certain distance;
(5) Starting a punch press, pushing an upper die to press downwards, driving an extended riveting punch to press a riveting part downwards, enabling the riveting part to be inlaid in a riveting groove, tightly propping against the inner groove wall of the riveting groove by compression deformation expansion, realizing riveting connection of a radiating fin and an RBC substrate to form an integrated structure, and then enabling the upper die to retract upwards to a preset position;
(6) Inserting the buckling pin of the other radiating fin into the buckling hole of the previous radiating fin riveted with the RBC substrate, and aligning the riveting part of the other radiating fin with the corresponding riveting groove through the matching positioning of the buckling pin and the buckling hole;
(7) Starting corresponding rivet head switching devices to work at positions corresponding to the riveting grooves to be riveted, wherein the rivet head switching devices push corresponding riveting punch heads to extend out for a certain distance;
(8) Starting a punch press, pushing an upper die to press downwards, driving a corresponding riveting punch to press a riveting part of another radiating fin downwards, embedding the riveting part into a corresponding riveting groove, and tightly pressing the riveting part on the inner groove wall of the riveting groove by compression deformation expansion to realize riveting connection of the other radiating fin, the previous radiating fin and the RBC substrate into an integrated structure, and then, returning the upper die upwards to a preset position;
(9) Repeating the steps (6) - (8) until all the cooling fins are riveted to obtain RBC products;
the rivet switching device comprises a switching cylinder, a riveting punch, an active pushing block and a passive pushing block, wherein the tail end of the active pushing block is connected with a piston rod of the switching cylinder, the front end of the active pushing block is provided with a driving inclined surface, the upper end of the passive pushing block is provided with a passive inclined surface matched with the driving inclined surface, and the riveting punch is fixed at the lower end of the passive pushing block.
2. The RBC split semiautomatic riveting method as claimed in claim 1, wherein the riveting punch has a riveting protrusion extending into the riveting groove on the lower end surface.
3. The RBC split semiautomatic riveting method as claimed in claim 1, wherein the moving driving means drives the moving substrate using a ball screw pair.
4. RBC divides semi-automatic riveting equipment, its characterized in that: the device comprises a lower die, an upper die, a movable substrate, a movable driving device, a side surface positioning device and a rivet head switching device, wherein a positioning block matched with the outline of the RBC substrate is arranged on the lower die, the RBC substrate is positioned on the lower die through the positioning block, and riveting grooves for arranging cooling fins are distributed on the surface of the RBC substrate; the lower edge of the radiating fin is bent towards one side, then extends downwards for a certain distance in a straight line, is bent and folded upwards, and the tail end is folded back and inserted into the middle part of the folded position to form a riveting part matched with the riveting groove; bending the upper edge of the radiating fin towards the other side, extending a certain distance horizontally by a straight line, and bending downwards to form a buckling pin, wherein one side of the upper part of the radiating fin is provided with a buckling hole matched with the buckling pin; the movable base plate is arranged on the upper die through a sliding assembly, the movable driving device is arranged on the upper die and can drive the movable base plate to do horizontal linear motion, the plurality of rivet head switching devices are arranged on the movable base plate at intervals in parallel and face the direction of the lower die, and a side surface positioning device is arranged on the side edge of the movable base plate; the rivet switching device comprises a switching cylinder, a riveting punch, an active pushing block and a passive pushing block, wherein the tail end of the active pushing block is connected with a piston rod of the switching cylinder, the front end of the active pushing block is provided with a driving inclined surface, the upper end of the passive pushing block is provided with a passive inclined surface matched with the driving inclined surface, and the riveting punch is fixed at the lower end of the passive pushing block.
5. The RBC split semiautomatic riveting apparatus of claim 4, wherein the slide assembly comprises a slide rail and a slide block adapted to the slide rail, the slide block is fixed on the moving substrate, and the slide rail is disposed on the upper die and adapted to the slide block.
6. The RBC split semiautomatic riveting apparatus according to claim 4, wherein the moving driving means comprises a servo motor, a screw rod and a nut matched with the screw rod, the screw rod is arranged on the upper die through a bearing seat, the servo motor is arranged on the upper die and can drive the screw rod to rotate, and the nut is arranged on the moving substrate and is matched with the screw rod.
7. The RBC split semiautomatic riveting apparatus according to claim 4, wherein the side positioning device comprises a bracket, a positioning cylinder and a positioning strip, wherein the bracket is vertically arranged on the base corresponding to one side of the slide seat, the positioning cylinder is horizontally arranged on the bracket, the piston rod of the positioning cylinder faces the slide seat, and the positioning strip is fixed on the piston rod of the positioning cylinder.
8. The RBC split semiautomatic riveting apparatus as claimed in claim 4, wherein the lower end surface of the riveting punch is a flat surface, and the edge of the flat surface is provided with a riveting convex strip capable of extending into the riveting groove.
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| CN201910213856.XA CN109821999B (en) | 2019-03-20 | 2019-03-20 | RBC (RBC) split semi-automatic riveting method and riveting equipment thereof |
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| CN110479882B (en) * | 2019-08-15 | 2021-10-01 | 东莞市毅帆五金模具有限公司 | High-efficiency riveting method |
| CN111633130A (en) * | 2020-05-25 | 2020-09-08 | 东莞汉旭五金塑胶科技有限公司 | Automatic riveting equipment and riveting method for radiating fin |
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| CN202087704U (en) * | 2011-05-31 | 2011-12-28 | 昆山能缇精密电子有限公司 | Die set for automatically riveting radiating fins |
| CN102896238A (en) * | 2012-10-29 | 2013-01-30 | 东莞汉旭五金塑胶科技有限公司 | Automatic assembly method of radiator fin and base and device thereof |
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| CN202921783U (en) * | 2012-11-26 | 2013-05-08 | 统立精密电子（东莞）有限公司 | Riveting die in cooling fin terminal die |
| CN207816065U (en) * | 2018-01-09 | 2018-09-04 | 讯凯国际股份有限公司 | The embedding riveting knot structure of two-sided inflation plate and two-sided inflation plate |
| CN109195408A (en) * | 2018-09-17 | 2019-01-11 | 广东智科精创科技股份有限公司 | A kind of radiator and its technique for riveting with riveted construction |
| CN209986137U (en) * | 2019-03-20 | 2020-01-24 | 东莞市毅帆五金模具有限公司 | RBC (Red blood count) grading semi-automatic riveting equipment |
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| JPH105898A (en) * | 1996-06-17 | 1998-01-13 | Tousui Kikaku:Kk | Rivet and rivetting method |
| TWI262760B (en) * | 2005-05-20 | 2006-09-21 | Shr-Ming Chen | Riveting process of bottom plate of heat-dissipating device and fins |
| CN201197256Y (en) * | 2008-05-15 | 2009-02-18 | 联福生科技股份有限公司 | Riveted radiator |
| CN202087704U (en) * | 2011-05-31 | 2011-12-28 | 昆山能缇精密电子有限公司 | Die set for automatically riveting radiating fins |
| CN202803952U (en) * | 2012-10-23 | 2013-03-20 | 青岛钜祥精密模具有限公司 | Processing mold of achieving riveting of double dovetail grooves |
| CN102896238A (en) * | 2012-10-29 | 2013-01-30 | 东莞汉旭五金塑胶科技有限公司 | Automatic assembly method of radiator fin and base and device thereof |
| CN202921783U (en) * | 2012-11-26 | 2013-05-08 | 统立精密电子（东莞）有限公司 | Riveting die in cooling fin terminal die |
| CN207816065U (en) * | 2018-01-09 | 2018-09-04 | 讯凯国际股份有限公司 | The embedding riveting knot structure of two-sided inflation plate and two-sided inflation plate |
| CN109195408A (en) * | 2018-09-17 | 2019-01-11 | 广东智科精创科技股份有限公司 | A kind of radiator and its technique for riveting with riveted construction |
| CN209986137U (en) * | 2019-03-20 | 2020-01-24 | 东莞市毅帆五金模具有限公司 | RBC (Red blood count) grading semi-automatic riveting equipment |
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| CN109821999A (en) | 2019-05-31 |
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