CN107282812A - A heat pipe radiator assembly device - Google Patents

Abstract

The present invention discloses a heat pipe radiator assembly device, comprising a frame, a first stamping mechanism, a second stamping mechanism and a third stamping mechanism respectively mounted on the frame, the first stamping mechanism comprising an upper mold, a lower mold, a first guide rail, a first slider sliding on the first guide rail and a first driving mechanism driving the first slider to move up and down, the upper mold is fixed on the first slider, the second stamping mechanism comprises a second guide rail, a second slider sliding on the second guide rail, a plurality of rollers mounted on the second slider and a second driving mechanism driving the second slider to slide, and the horizontal heights of the plurality of rollers are gradually reduced according to the order of rolling. The present invention is simple to manufacture, has high assembly efficiency, good heat conduction effect, and improves the yield rate and production efficiency.

Description

A heat pipe radiator assembly device

technical field

The invention relates to the field of heat pipe radiators, in particular to a heat pipe radiator assembly device.

Background technique

Heat pipe radiators generally pass through the mold or put the heat sinks on the copper tubes one by one to form a complete radiator. Although this assembled product is compact and consistent, it is inefficient and has a high scrap rate. The accuracy and proficiency of the workers are high, the heat sink is easy to deform and the spacing of the heat sink is uneven. In view of the above problems, the existing technology passes the whole group of heat sinks through the copper tubes through the mold to form a radiator. This kind of assembled product has high efficiency and low requirements for production workers. However, in the riveting part between the aluminum substrate and the copper tube, the copper tube needs to be embedded flat. Aluminum substrate, the production process needs to go through multiple stampings to embed the copper tube on the aluminum substrate. Because the tube wall of the copper tube is thin, the copper tube is generally filled with thermal fluid or copper powder, which is prone to uneven force during the stamping process, resulting in deformation or bursting of the copper tube. Therefore, in order to avoid the shortcomings existing in the prior art, it is necessary to improve the prior art.

Contents of the invention

The object of the present invention is to overcome the shortcomings and deficiencies in the prior art, and provide a heat pipe radiator assembly device that can improve production efficiency and product stability.

The present invention is achieved through the following technical solutions:

A heat pipe radiator assembly device, including a frame, a first stamping mechanism, a second stamping mechanism and a third stamping mechanism respectively installed on the frame, the first stamping mechanism includes an upper mold, a lower mold, and a first guide rail 1. The first slider that slides on the first guide rail and the first driving mechanism that drives the first slider to move up and down, the upper mold is fixed on the first slider, and the second stamping The mechanism includes a second guide rail, a second slider running on the second guide rail, a plurality of rollers installed on the second slider, and a second driving mechanism for driving the second slider to slide. The horizontal heights of the above-mentioned several rollers gradually decrease according to the rolling sequence.

Further, the rotating shafts of the several rollers are located on the same horizontal line, and the diameters of the shafts of the several rollers gradually increase according to the rolling sequence.

Further, the shaft diameter difference between the two adjacent rollers is 0.5mm-0.7mm.

Further, the shaft diameter difference between the two adjacent rollers is 0.6 mm.

Further, three rollers are installed on the second slider.

Further, the lower mold includes a clamping part for clamping the aluminum substrate and a positioning hole provided at the lower part of the clamping part, and the bottom end of the upper mold has a horizontal groove matching the clamping part .

Further, the third stamping mechanism includes a third guide rail, a third slider slidingly running on the third guide rail, a pressing plate pressed on the third slider, and a third pressing plate that drives the pressing plate to move up and down. a driving mechanism, a fourth driving mechanism for driving the third sliding block to slide, and a fifth driving mechanism for pressing the aluminum substrate on the third sliding block.

Further, the first driving mechanism, the second driving mechanism and the third driving mechanism are respectively oil cylinders, and the fourth driving mechanism and the fifth driving mechanism are respectively air cylinders.

Further, the third stamping mechanism also includes a guide mechanism, the guide mechanism includes a guide hole opened on the press plate and a guide rod that moves in the guide hole, and the two ends of the guide rod are respectively fixed on rack.

Further, the second guide rail is provided with a limit block to limit the running position of the second slider.

Compared with the prior art, the present invention uses several rollers of the second stamping mechanism to sequentially stamp the copper tubes to improve the uniformity of the force and prevent position displacement. Reduce the excessive concentration of stress, improve the punching effect, and prevent the deformation or bursting of copper tubes.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. For those skilled in the art, other drawings can also be obtained according to these drawings without any creative effort.

Fig. 1 is the structural representation of heat pipe radiator assembly device of the present invention;

Fig. 2 is the top view of the heat pipe radiator assembly device of the present invention;

Fig. 3 is a sectional view taken along line A-A of Fig. 2 .

In the figure: 1-frame; 2-upper mold; 3-lower mold; 4-first guide rail; 5-first slider; 6-second guide rail; 7-second slider; 8-roller; 9- Positioning hole; 10-the third guide rail; 11-the third slider; 12-press plate; 13-the first drive mechanism; 14-the second drive mechanism; 15-the third drive mechanism; 16-the fourth drive mechanism; 17- The fifth driving mechanism; 18-guide rod; 19-aluminum substrate; 20-copper tube; 21-radiating fin.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

As shown in FIGS. 1 to 3 , a heat pipe radiator assembly device of the present invention includes a frame 1 , a first stamping mechanism, a second stamping mechanism and a third stamping mechanism respectively installed on the frame 1 .

The first stamping mechanism includes an upper mold 2, a lower mold 3, a first guide rail 4, a first slider 5 that slides on the first guide rail 4, and a first drive mechanism 13 that drives the first slider 5 to move up and down. 2 is fixed on the first slide block 5. The first guide rail 4 and the first slider 5 are conducive to improving the stability of the upper mold 2 running up and down and improving the machining accuracy. The outer diameter of the copper tube 20 is generally 6mm. The first punching mechanism realizes the preliminary pressing of the copper tube 20 into the groove of the aluminum substrate 19, and the height of the copper tube 20 is about 4mm-5mm.

The second stamping mechanism includes a second guide rail 6, a second slide block 7 slidingly running on the second guide rail 6, a plurality of rollers 8 installed on the second slide block 7 and a second drive for driving the second slide block 7 to slide. Mechanism 14, the horizontal height of several cylinders 8 reduces gradually according to rolling sequence. The contact length between the second slider 7 and the second guide rail 6 can be appropriately extended to improve the stability of the second slider 7 running back and forth, prevent the drum 8 from shaking when it is working, and improve the machining accuracy. As a specific implementation, the rotating shafts of several rollers 8 are located on the same horizontal line, and the shaft diameters of the several rollers 8 gradually increase according to the rolling sequence. The shaft diameter difference between two adjacent rollers 8 is 0.5mm-0.7mm. Of course, as a preferred embodiment, the shaft diameter difference between two adjacent rollers 8 is 0.6 mm. Three rollers 8 are installed on the second slide block 7 . The lower mold 3 includes a clamping portion for clamping the aluminum substrate 19 and a positioning hole 9 provided at the lower part of the clamping portion. The bottom of the upper mold 2 has a horizontal groove matching the clamping portion. After rolling three times, the upper end surface of the copper tube 20 is rolled successively, so that the force on the upper end surface of the copper tube 20 is more uniform, preventing grooves from appearing in the copper tube 20, and realizing the flattening of the upper end surface of the copper tube 20 and the connection with the aluminum substrate 19. The top end is consistent. Since the roller 8 has sufficient length, it can roll multiple copper tubes 20, and can be applied to different types of heat pipe radiators. Different types of radiators only need to replace the corresponding upper mold 2 and lower mold 3, which has strong versatility and reduces the cost of use. .

The third stamping mechanism includes a third guide rail 10, a third slider 11 slidingly running on the third guide rail 10, a pressing plate 12 pressed on the third slider 10, a third driving mechanism 15 for driving the pressing plate 12 to move up and down, The fourth driving mechanism 16 that drives the third slider 11 to slide and the fifth driving mechanism 17 that presses the aluminum substrate 19 on the third slider 11 . The third stamping mechanism also includes a guide mechanism, which includes a guide hole provided on the pressing plate 12 and a guide rod 18 movable in the guide hole, and the two ends of the guide rod 18 are respectively fixed on the frame 1 . The third guide rail 10 is provided with a limit block to limit the running position of the third slider 11 . The third stamping mechanism realizes that the entire set of cooling fins 21 is sleeved on the outside of the copper tube 20 , and realizes the stamping and forming of the copper tube 20 and the entire set of cooling fins 21 at one time.

The first driving mechanism 13 , the second driving mechanism 14 and the third driving mechanism 15 are respectively oil cylinders, and the fourth driving mechanism 16 and the fifth driving mechanism 17 are respectively air cylinders.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the scope of the present invention. within the scope of protection.

Claims (10)

1. a kind of heat-pipe radiator assembling device, it is characterised in that：Including frame, the first stamping machine being respectively arranged in frame Structure, the second punching mechanism and the 3rd punching mechanism, first punching mechanism include mold, lower mould, the first guide rail, slip Run on the first drive mechanism run above and below the first sliding block on first guide rail and driving first sliding block, it is described on Mould is fixed on first sliding block, and second punching mechanism includes the second guide rail, sliding and running in second guide rail On the second driving slided of the second sliding block, several rollers for being installed on second sliding block and driving second sliding block Mechanism, the level height of several rollers is gradually reduced according to rolling sequencing.

2. heat-pipe radiator assembling device according to claim 1, it is characterised in that：The rotating shaft position of several rollers In in same horizontal line, the diameter of axle of several rollers gradually increases according to rolling sequencing.

3. heat-pipe radiator assembling device according to claim 2, it is characterised in that：Axle between adjacent two roller Footpath difference is 0.5mm~0.7mm.

4. heat-pipe radiator assembling device according to claim 3, it is characterised in that：Axle between adjacent two roller Footpath difference is 0.6mm.

5. heat-pipe radiator assembling device according to claim 1, it is characterised in that：Three are provided with second sliding block Individual roller.

6. heat-pipe radiator assembling device according to claim 1, it is characterised in that：The lower mould includes a clamping aluminium The clamping part of substrate and the positioning hole located at the clamping part bottom, the bottom of the mold has mutually fits with the clamping part The horizontal groove matched somebody with somebody.

7. heat-pipe radiator assembling device according to claim 1, it is characterised in that：3rd punching mechanism includes the Three guide rails, sliding and running are described in the 3rd sliding block on the 3rd guide rail, the pressing plate pressed on the 3rd sliding block, driving The 4th drive mechanism that the 3rd drive mechanism run above and below pressing plate, driving the 3rd sliding block are slided and aluminium base suppress in The 5th drive mechanism on 3rd sliding block.

8. heat-pipe radiator assembling device according to claim 7, it is characterised in that：First drive mechanism, second Drive mechanism and the 3rd drive mechanism are respectively oil cylinder, and the 4th drive mechanism and the 5th drive mechanism are respectively cylinder.

9. heat-pipe radiator assembling device according to claim 7, it is characterised in that：3rd punching mechanism also includes Guiding mechanism, the guiding mechanism includes the pilot hole being opened on the pressing plate and activity runs on leading in the pilot hole To bar, the two ends of the guide rod are respectively fixed on the machine frame.

10. heat-pipe radiator assembling device according to claim 7, it is characterised in that：Second guide rail is provided with limit The limited block of fixed second sliding block run location.