CN218693101U

CN218693101U - Fin stamping device with assistance-localization real-time function

Info

Publication number: CN218693101U
Application number: CN202223080129.7U
Authority: CN
Inventors: 胡文杰
Original assignee: Sihui Hongyi Electronic Technology Co ltd
Current assignee: Sihui Hongyi Electronic Technology Co ltd
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-03-24
Anticipated expiration: 2032-11-21

Abstract

The utility model relates to a stamping equipment field, concretely relates to fin stamping device with assistance-localization real-time function. The utility model provides a can improve machining precision and have auxiliary positioning function's fin stamping device, including cylinder, stamping die, punching shear ware and locating component, the telescopic link tip rigid coupling of cylinder has stamping die, and stamping die's bottom is equipped with and is used for punching press to the fin taking shape and cuts the ware, is equipped with the locating component who is used for auxiliary cooling fin can normally the straining in stamping process between workstation and the stamping die. Through the mutual matching of the punching shear tool, the extrusion block and the material carrying plate, the synchronous punching shear and bending of the radiating fin can be realized, and the machining procedures of the radiating fin are reduced; through ejector pad and splint cooperation, can realize pressing from both sides tight spacing to the fin at the in-process of punching press, stability when multiplicable fin is cut and is buckled, and then can improve the machining precision to the fin.

Description

Fin stamping device with assistance-localization real-time function

Technical Field

The utility model relates to a stamping equipment field, concretely relates to fin stamping device with assistance-localization real-time function.

Background

The heat sink is generally made of aluminum alloy, brass or bronze in a plate shape, a single piece shape, a multi-piece shape or the like, and is used for dissipating heat from an electronic component which is liable to generate heat. And the plurality of radiating fins are overlapped and connected in series, which is beneficial to improving the radiating efficiency of the radiating fins to the electronic element.

At present, in a process of stamping a single-layer radiating fin, a stamping and shearing machine is generally used for stamping and shearing the radiating fin with a corresponding size into a required shape, then a corner folding device is used for bending the stamped and sheared radiating fin into a required angle, and finally the single-layer stamped and bent radiating fin is spliced and assembled into a radiator through a punching machine. In view of the above, when the heat dissipation sheet is processed, the heat dissipation sheet needs to be processed to a required shape through separate punching shearing and bending processes, the processing steps are complex, the punching shearing and bending processes are difficult to be accurately matched, a certain degree of error exists in the partially processed heat dissipation sheet, and then the quality of the heat dissipation sheet formed by subsequent splicing and combination is affected.

In view of the above, it is desirable to improve the problems in the prior art and to provide a heat sink stamping apparatus with an auxiliary positioning function, which can improve the processing accuracy.

Disclosure of Invention

The utility model discloses an overcome among the prior art not be convenient for to cut with dashing and buckle twice process and carry out accurate cooperation, cause the fin that the punching press was accomplished to have the shortcoming of certain error easily, the to-be-solved technical problem of the utility model is to provide a fin stamping device that can improve machining precision and have the assistance-localization real-time function.

In order to solve the technical problem, the utility model provides a such fin stamping device with assistance-localization real-time function, which comprises a workbench, stamping die, the ware is cut to punching, the cylinder, carry flitch and locating component, open at the middle part of workstation has the opening, embedded the carrying flitch of placing of opening, the cylinder is installed on workstation upper portion, the telescopic link tip rigid coupling of cylinder has stamping die, stamping die's bottom is equipped with and is used for cutting the ware to punching of fin stamping forming, be equipped with the locating component who is used for assisting the normal straining of fin in stamping process between workstation and the stamping die.

The punching and shearing device comprises a punching and shearing tool and extrusion blocks, the punching and shearing tool and the extrusion blocks are symmetrically installed at the bottom of the punching die, the number of the extrusion blocks is integral multiple of the punching and shearing tool, the extrusion blocks are located on two sides of the corresponding punching and shearing tool, the lower end of a cutter body of the punching and shearing tool is lower than that of the extrusion blocks, the punching die drives the punching and shearing tool and the extrusion blocks to slide downwards to be matched with the material carrying plate, and the radiating fins placed on the material carrying plate are punched and formed.

Wherein, the cutter body of the punching and shearing cutter is in a bracket shape.

Wherein, the locating component includes: the fixed plate, splint, second elastic component and ejector pad, the workstation is close to year flitch department symmetry formula and is equipped with the fixed plate, two fixed plates all are equipped with splint through the connecting rod slidingtype, and the lower extreme and the workstation sliding connection of splint, the second elastic component cover is established on the connecting rod, and the one end of second elastic component is pressed in connecting splint, the other end is pressed in the fixed plate, the second elastic component is used for assisting splint horizontal migration and resets, the last sliding type symmetry of stamping die is equipped with the ejector pad, the ejector pad is located corresponding splint directly over, stamping die drives the ejector pad lapse, so that the corresponding splint of ejector pad extrusion, make splint move towards the direction that is close to each other and press from both sides tight spacing to the fin.

Wherein, the buffer is equipped with a plurality of guide bars including guide bar and first elastic component, workstation middle part, stamping die slidingtype run through in with a plurality of the guide bar, first elastic component are connected stamping die and workstation and are used for carrying out elastic buffer to stamping die.

Wherein, still include: the material pushing device comprises a fixing frame, a lead screw, an ejector block and a crank, wherein the fixing frame is arranged below the material carrying plate on the workbench, the lead screw is arranged in the middle of the fixing frame in a threaded mode, the ejector block is rotatably arranged at the upper end of the lead screw, the ejector block is fixedly connected with the material carrying plate, the crank is fixedly connected to the lower end of the lead screw, and the lead screw can drive the ejector block to lift by rotating the crank, so that the material carrying plate slides upwards to push the punched radiating fins out of the openings.

Wherein, still include: the stopper, the stopper is equipped with the fixing base including fixing base and fixture block, the bottom of workstation, and fixing base slidingtype is pegged graft and is had the fixture block that is used for blocking the crank.

Wherein, still include: the protective plate is fixedly connected to one side, close to the material carrying plate, of the protective plate and used for assisting the radiating fins to be placed neatly, a hole groove is formed in the stamping die and located right above the protective plate, and the stamping die slides downwards to enable the hole groove to penetrate through the protective plate.

Compared with the prior art, the utility model, the advantage as follows:

1. through the mutual matching of the punching shear tool, the extrusion block and the material carrying plate, the synchronous punching shear and bending of the radiating fin can be realized, and the machining procedures of the radiating fin are reduced; through ejector pad and splint cooperation, can realize pressing from both sides tight spacing to the fin at the in-process of punching press, stability when multiplicable fin is cut and is buckled, and then can improve the machining precision to the fin.

2. The screw rod can rotate to drive the ejector block and the material carrying plate to move upwards by rotating the crank, the processed radiating fins are ejected out of the operating plane of the workbench, and the radiating fins can be taken out conveniently.

3. The crank is fixed on the fixing seat through the pulling and inserting fixture block, the limiting effect can be achieved on the crank, the impact force generated in the stamping process can be prevented from influencing the material carrying plate, and the machining precision of the radiating fins is further improved.

4. Through the positioning action of guard plate, be convenient for with accurate placing of fin on carrying the flitch and be located between the arch of workstation, and then be favorable to improving the machining precision of fin more.

Drawings

Fig. 1 is a schematic view of the three-dimensional structure of the present invention.

Fig. 2 is a schematic perspective view of the workbench and the buffer of the present invention.

Fig. 3 is a schematic view of the three-dimensional structure of the punching shear and the parts such as the material carrying plate of the present invention.

Fig. 4 is a schematic perspective view of the positioning assembly of the present invention.

Fig. 5 is a schematic perspective view of the fixing plate, the clamping plate, the pushing block and other components of the present invention.

Fig. 6 is a schematic view of the three-dimensional structure of the pusher of the present invention.

Fig. 7 is a schematic view of the three-dimensional structure of the stopper and the protection plate of the present invention.

The labels in the figures are: 1-a workbench, 100-an opening, 2-a guide rod, 3-a stamping die, 4-a first elastic element, 5-a punching shear, 6-a cylinder, 7-a material carrying plate, 8-a fixing plate, 9-a clamping plate, 10-a second elastic element, 11-a pushing block, 12-a fixing frame, 13-a screw rod, 14-a jacking block, 15-a crank, 16-a protection plate, 17-a hole groove, 18-a fixing seat and 19-a clamping block.

Detailed Description

It is to be noted that, in the case of the different described embodiments, identical components are provided with the same reference numerals or the same component names, wherein the disclosure contained in the entire description can be transferred to identical components having the same reference numerals or the same component names in a meaningful manner. The positional references selected in the description, such as upper, lower, lateral, etc., refer also to the directly described and illustrated figures and are to be read into the new position in the sense of a change in position.

Example 1

A cooling fin stamping device with an auxiliary positioning function is disclosed, as shown in figures 1-5, and comprises a workbench 1, a stamping die 3, a punching shear 5, a cylinder 6, a material carrying plate 7 and a positioning component, wherein an opening 100 is formed in the middle of the workbench 1, the material carrying plate 7 is embedded in the opening 100, the cylinder 6 is installed on the upper portion of the workbench 1 through a bolt, the stamping die 3 is fixedly connected to the end portion of a telescopic rod of the cylinder 6 through the bolt, the punching shear 5 is installed at the bottom of the stamping die 3 through the bolt, the cylinder 6 is controlled to operate, so that the stamping die 3 can drive the punching shear 5 to move downwards and the material carrying plate 7 to stamp and form a cooling fin, the positioning component is arranged between the workbench 1 and the stamping die 3, and is used for assisting the cooling fin to be fastened normally in a stamping process.

As shown in fig. 2 and 3, the punching and shearing device 5 includes a punching and shearing tool and an extrusion block, the punching and shearing tool and the extrusion block are symmetrically installed at the bottom of the punching die 3, the number of the extrusion block is an integral multiple of the punching and shearing tool, the extrusion block is located at two sides of the corresponding punching and shearing tool, the body of the punching and shearing tool is in a bracket shape and used for punching and shearing the side edge of the heat dissipation fin, the lower end of the body of the punching and shearing tool is lower than the extrusion block, the punching die 3 drives the punching and shearing tool and the extrusion block to slide downwards to be matched with the material carrying plate 7, and the heat dissipation fin placed on the material carrying plate 7 is punched, sheared and bent and formed.

When the cooling fins are required to be stamped into required shapes, the cooling fins can be placed on the material carrying plate 7, and initially, the upper plane of the material carrying plate 7 is slightly lower than the operating plane of the workbench 1, so that the protruding part on the workbench 1 can limit the cooling fins, and the phenomenon that the cooling fins are displaced in the stamping process is avoided. The control cylinder 6 makes its telescopic link extension for stamping die 3 drives punching shear cutter and extrusion piece and slides downwards in step, cooperate with the punching shear cutter of bracket shape in through carrying flitch 7, can cut off the side of fin, the piece of being cut off the fin will drop from carrying the clearance between flitch 7 and the opening, because the cutter body lower extreme that punches the shearing cutter will be less than the extrusion piece, consequently, only after punching shear cutter cuts the fin, through carrying flitch 7 and extrusion piece cooperation, just can carry out 90 degrees of buckling downwards to the corner of punching shear completion back fin, make the corner of buckling the back fin can laminate with the side of carrying flitch 7, and then can reach the purpose of punching shear and bending into shape the fin.

As shown in fig. 1, 4 and 5, the positioning assembly includes: fixed plate 8, splint 9, second elastic component 10 and ejector pad 11, workstation 1 has fixed plate 8 near the symmetrical formula welding of flitch 7 department of carrying, two fixed plates 8 all are equipped with splint 9 through the connecting rod slidingtype, and the lower extreme of splint 9 and workstation 1 sliding connection, second elastic component 10 cover is established on the connecting rod, and the one end of second elastic component 10 is pressed in connecting splint 9, the other end is pressed in fixed plate 8, second elastic component 10 is used for supplementary splint 9 horizontal migration to reset, second elastic component 10 is extension spring, the last sliding type symmetry of stamping die 3 is equipped with ejector pad 11, ejector pad 11 is located corresponding splint 9 directly over, stamping die 3 drives ejector pad 11 lapse, so that ejector pad 11 extrudees corresponding splint 9, make splint 9 press from both sides tight spacing towards the direction removal that is close to each other to the fin.

When stamping die 3 downstream, will drive ejector pad 11 downstream together, because the lower extreme of ejector pad 11 is less than the bottommost end of punching shear cutter, when the inclined plane contact on ejector pad 11 and splint 9 and when sliding down, make two splint 9 can move towards the direction that is close to each other, press from both sides tightly the fin of placing on carrying the flitch 7, it carries out spacing purpose to reach the fin before the processing, avoid the fin to take place to shift at the in-process of punching shear and buckling, so, stability during multiplicable fin adds man-hour, and then can improve the machining precision to the fin.

Example 2

On the basis of embodiment 1, as shown in fig. 1, 6 and 7, the method further includes: the stoker, the stoker is including mount 12, lead screw 13, kicking block 14 and crank 15, it has mount 12 to lie in the position below year flitch 7 on the workstation 1 through the bolt rigid coupling, mount 12 middle part screw thread formula is equipped with lead screw 13, the upper end rotary type of lead screw 13 is equipped with kicking block 14, kicking block 14 is connected through the welded mode with carrying flitch 7, the lower extreme of lead screw 13 has crank 15 through the bolt rigid coupling, it can make lead screw 13 carry out synchronous revolution to rotate crank 15, make kicking block 14 can carry out lifting or decline, so that adjust the position of carrying flitch 7, can release opening 100 with the fin that the punching press was accomplished when carrying flitch 7 to lift upwards, and then the fin of being convenient for takes out.

As shown in fig. 1 and 7, the method further includes: the stopper, the stopper has fixing base 18 and fixture block 19 including

fixing base

18 and 19, and the welding of the bottom of workstation 1 has fixing base 18, and fixing base 18 is inserted to have in a sliding type and is used for blocking the fixture block 19 of crank 15.

Can make lead screw 13 drive kicking block 14 carry out the rotation type through rotating crank 15 and rise for kicking block 14 can be with carrying flitch 7 and the ascending lifting of fin that processing was accomplished, be convenient for take out the fin, alternate crank 15 and fixing base 18 together through pulling out and inserting fixture block 19, can play spacing effect to crank 15, the impact force of avoiding producing at the punching press in-process makes crank 15 rock and causes lead screw 13 to rotate the aversion, and then can guarantee to carry flitch 7 stability at the during operation, further improvement the machining precision to the fin.

Example 3

On the basis of embodiment 2, as shown in fig. 1 to 5, the buffer includes guide rods 2 and a first elastic member 4, four guide rods 2 are welded to the middle of the working table 1, the stamping die 3 slidably penetrates through the four guide rods 2, the first elastic member 4 is connected with the stamping die 3 and the working table 1 and used for elastically buffering the stamping die 3, and the first elastic member 4 is a compression spring.

Through the guide effect of guide bar 2, be convenient for guide stamping die 3, make it be difficult for rocking at the stamping operation, through the elastic buffer effect of first elastic component 4, can slow down the vibrations that the stamping operation produced, more be favorable to processing the fin.

Example 4

On the basis of embodiment 3, as shown in fig. 7, the method further includes: the protection plate 16 is welded on one side, close to the material carrying plate 7, of the protection plate 16, a hole groove 17 is formed in the stamping die 3 and located right above the protection plate 16, and the stamping die 3 slides downwards to enable the hole groove 17 to penetrate through the protection plate 16.

Through the positioning action of the protection plate 16, the radiating fins placed at each time can be accurately positioned between the protrusions of the material carrying plate 7 and the workbench 1, and the improvement of the machining precision of the radiating fins is facilitated.

The above-mentioned embodiments only represent the preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations, modifications and substitutions can be made, which all fall within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a fin stamping device with assistance-localization real-time function, including workstation (1), stamping die (3), cylinder (6) and year flitch (7), open at workstation (1) middle part has opening (100), embedded the carrying flitch (7) of placing in opening (100), cylinder (6) are installed on workstation (1) upper portion, the telescopic link tip rigid coupling of cylinder (6) has stamping die (3), a serial communication port, still including punching shear ware (5) and locating component, the bottom of stamping die (3) is equipped with and is used for punching shear ware (5) to fin press forming, be equipped with between workstation (1) and stamping die (3) and be used for the locating component that the assistance-localization real-time fin can normally the straining in the stamping process.

2. The heat sink stamping device with the auxiliary positioning function according to claim 1, wherein the punching shear (5) comprises a punching shear tool and an extrusion block, the punching shear tool and the extrusion block are mounted at the bottom of the stamping die (3), the number of the extrusion block is an integral multiple of the punching shear tool, the extrusion block is located on two sides of the corresponding punching shear tool, the lower end of the body of the punching shear tool is lower than that of the extrusion block, the punching die (3) drives the punching shear tool and the extrusion block to slide downwards to be matched with the material carrying plate (7), and the heat sink placed on the material carrying plate (7) is stamped and formed.

3. The heat sink stamping device with the auxiliary positioning function as claimed in claim 2, wherein the body of the stamping and shearing tool is in the shape of a bracket.

4. The apparatus of claim 1, wherein the positioning assembly comprises: fixed plate (8), splint (9), second elastic component (10) and ejector pad (11), workstation (1) is close to year flitch (7) department and is equipped with two fixed plate (8), two fixed plate (8) all are equipped with splint (9) through the connecting rod slidingtype, and the lower extreme and workstation (1) sliding connection of splint (9), second elastic component (10) cover is established on the connecting rod, and the one end of second elastic component (10) is pressed in connecting splint (9), the other end is pressed in fixed plate (8), second elastic component (10) are used for supplementary splint (9) horizontal migration to reset, sliding type is equipped with ejector pad (11) on stamping die (3), ejector pad (11) are located directly over corresponding splint (9), stamping die (3) drive ejector pad (11) lapse, so that ejector pad (11) extrude corresponding splint (9), make splint (9) move towards the direction that is close to each other and press from both sides the fin tightly spacing.

5. The cooling fin stamping device with the auxiliary positioning function according to claim 1, wherein the buffer comprises guide rods (2) and first elastic pieces (4), the middle of the working table (1) is provided with a plurality of guide rods (2), the guide rods (2) are all located on the outer side of the material carrying plate (7), the stamping die (3) penetrates through the guide rods (2) in a sliding manner, and the first elastic pieces (4) are connected with the stamping die (3) and the working table (1) and used for elastically buffering the stamping die (3).

6. The fin stamping device with the auxiliary positioning function as claimed in claim 1, further comprising: the material pushing device comprises a fixing frame (12), a screw rod (13), a top block (14) and a crank (15), wherein the fixing frame (12) is arranged below a material carrying plate (7) on a workbench (1), the screw rod (13) is arranged in the middle of the fixing frame (12) in a threaded mode, the top block (14) is arranged on the upper end of the screw rod (13) in a rotating mode, the top block (14) is fixedly connected with the material carrying plate (7), the crank (15) is fixedly connected to the lower end of the screw rod (13), and the screw rod (13) can drive the top block (14) to be lifted by rotating the crank (15), so that the material carrying plate (7) slides upwards to push out an opening (100) of a stamped radiating fin.

7. The fin stamping device with the auxiliary positioning function as claimed in claim 6, further comprising: the limiting stopper comprises a fixing seat (18) and a clamping block (19), the fixing seat (18) is arranged at the bottom of the workbench (1), and the clamping block (19) used for clamping the crank (15) is inserted into the fixing seat (18) in a sliding mode.

8. The fin stamping device with the auxiliary positioning function as claimed in claim 1, further comprising: the protective plate (16) is fixedly connected to one side, close to the material carrying plate (7), of the protective plate (16) and used for assisting the radiating fins to be placed neatly, a hole groove (17) is formed in the stamping die (3) and located right above the protective plate (16), and the stamping die (3) slides downwards to enable the hole groove (17) to penetrate through the protective plate (16).