CN219378468U

CN219378468U - Radiator extrusion die

Info

Publication number: CN219378468U
Application number: CN202320404465.8U
Authority: CN
Inventors: 丁鹏; 吴挺; 罗琪; 赵黎刚; 金海长; 徐静; 林轩冰; 林程峰
Original assignee: Taizhou Baida Electric Equipment Co ltd
Current assignee: Taizhou Baida Electric Equipment Co ltd
Priority date: 2023-02-28
Filing date: 2023-02-28
Publication date: 2023-07-21
Anticipated expiration: 2033-02-28

Abstract

The application relates to a radiator extrusion die relates to the field of radiator, including last mould and lower mould, offered the processing groove on the lower mould, the processing groove supplies radiator body card to go into, be equipped with the extrusion pole on the lower mould, the extrusion pole is located the processing inslot, upward be equipped with the terrace die on the mould, the terrace die moves to be close to or keep away from the processing groove, upward seted up the waste tank on the mould, the waste tank corresponds the setting with the extrusion pole, put into the processing inslot with the radiator body that waits to process, the lower terminal surface of extrusion pole butt radiator body, go up the mould and drive the terrace die and descend, extrude the radiator body through terrace die and extrusion pole, dash out the mounting hole on the radiator body, will follow the waste material extrusion of radiator body in the waste tank. Through the cooperation between terrace die and the extrusion rod, can dash a plurality of installing ports simultaneously on the radiator body, need not to process the installing port one by one to be favorable to improving machining efficiency.

Description

Radiator extrusion die

Technical Field

The application relates to the field of radiators, in particular to a radiator extrusion die.

Background

A heat sink is a device or instrument that transfers heat generated by a machine or other appliance during operation in a timely manner to avoid affecting its normal operation. Common heat sinks are divided into various types such as air cooling, heat pipe heat sinks, semiconductor refrigeration, compressor refrigeration and the like according to heat dissipation modes, and most of heat dissipation of computers adopts air cooling heat dissipation, and the heat dissipation area of fins on the heat sink needs to be increased due to limited space in a case.

A radiator, as shown in figure 1, comprises a radiator body 7, wherein the radiator body 7 is made of aluminum, the radiator body 7 is cylindrical, a plurality of mounting openings 71 are formed in the radiator body 7, and the mounting openings 71 are used for clamping and positioning fins.

In the related art, in the processing process, through modes such as laser cutting, wire cutting, the installation mouth is cut one by one on the radiator body, and machining efficiency is lower, needs to be improved.

Disclosure of Invention

In order to improve the machining efficiency of the radiator, the application provides a radiator extrusion die.

The application provides a radiator extrusion die adopts following technical scheme:

the utility model provides a radiator extrusion die, includes mould and lower mould, has seted up the processing groove on the lower mould, and processing groove supplies radiator body card to go into, be equipped with the extrusion pole on the lower mould, the extrusion pole is located processing inslot, be equipped with the terrace die on the mould, the terrace die removes to be close to or keep away from processing groove, waste material groove has been seted up on the mould, waste material groove with the extrusion pole corresponds the setting.

Through adopting above-mentioned technical scheme, put into the processing inslot with the radiator body that waits to process, the lower terminal surface of extrusion pole butt radiator body, go up the mould and drive the terrace die and descend, extrude the radiator body through terrace die and extrusion pole, dash out the mounting hole on the radiator body, will follow the waste material extrusion inslot that the radiator body was washed out. Through the cooperation between terrace die and the extrusion rod, can dash a plurality of installing ports simultaneously on the radiator body, need not to process the installing port one by one to be favorable to improving machining efficiency.

Preferably, the extrusion rod is provided with inclined planes, the inclined planes are located on two opposite sides of the extrusion rod, and the inclined planes are close to each other along the direction of extending into the processing groove.

Through adopting above-mentioned technical scheme, in stamping process, will be through setting up the inclined plane, make the installing port that comes out of processing form the chamfer in inclined plane corresponding position department, need not to process alone and form the chamfer, be favorable to improving machining efficiency, the radiator body integrated into one piece of being convenient for.

Preferably, the upper die is provided with an extrusion rod in a lifting and sliding manner, the extrusion rod is correspondingly arranged with the waste tank, and the extrusion rod slides in the waste tank.

Preferably, the upper die is provided with a pushing rod in a lifting and sliding manner, the pushing rod is arranged corresponding to the waste tank, and the pushing rod slides in the corresponding waste tank.

Through adopting above-mentioned technical scheme, when processing is accomplished, remove the ejector pin, can release the waste material in the waste material groove to it is more convenient to make the clearance waste material.

Preferably, the pushing rod is attached to the inner wall of the corresponding waste tank.

By adopting the technical scheme, waste residues in the waste trough are reduced.

Preferably, the lower die is lifted and slipped with a push rod, the push rod is slipped and extended into or out of the positioning groove, and the push rod and the extrusion rod are arranged at intervals.

Through adopting above-mentioned technical scheme, after the punching press, the extrusion stem is located the installing port of radiator body, upwards moves the ejector pin, and the ejector pin upwards ejects the radiator body and breaks away from the extrusion stem to it is more convenient to make take out the radiator body.

Preferably, when the ejector rod extends out of the processing groove, the upper end surface of the ejector rod is flush with the inner wall of the bottom of the processing groove.

Through adopting above-mentioned technical scheme, in stamping process, support the radiator body lower terminal surface through ejector pin and processing groove bottom inner wall together to be difficult for leaving the dent on the radiator body, be favorable to improving the finished product quality after processing.

Preferably, the inner wall of the processing groove is attached to the radiator body.

By adopting the technical scheme, in the stamping process, the radiator body is not easy to incline, thereby being beneficial to reducing the machining error.

Preferably, the lower die is provided with a sinking groove, the sinking groove is used for clamping the upper die, the inner wall of the sinking groove is provided with a limiting surface, and the inner wall of the sinking groove is attached to the upper die.

Through adopting above-mentioned technical scheme, before processing, go up the mould card and go into the heavy inslot, adjust the position of heavy groove, make the inner wall laminating of going up mould and heavy groove, be convenient for the extrusion rod and the alignment of waste material groove.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the cooperation between the male die and the extrusion rod, a plurality of mounting ports can be punched on the radiator body at the same time, and the mounting ports do not need to be processed one by one, so that the processing efficiency is improved;

2. the installation opening machined through the inclined plane is formed into the chamfer at the position corresponding to the inclined plane, and the chamfer is not required to be formed by independent machining, so that the machining efficiency is improved, and the radiator body is convenient to integrally form;

3. when processing is accomplished, remove the ejector pin, can release the waste material in the waste material groove to it is more convenient to make the clearance waste material.

Drawings

Fig. 1 is an overall schematic diagram of a heat sink.

Fig. 2 is a schematic overall structure of the present embodiment.

Fig. 3 is a sectional view of the present embodiment, mainly showing the internal structures of the upper and lower molds.

Fig. 4 is an exploded view of a part of the present embodiment at the upper die, mainly showing the structure of the ejector pin.

Reference numerals illustrate: 1. an upper die; 11. a chute; 12. a positioning surface; 2. a lower die; 21. a processing groove; 211. a placement unit; 212. a processing section; 22. sinking grooves; 221. a limiting surface; 3. an extrusion rod; 31. a central rod; 32. a circumferential rod; 321. an inclined plane; 4. a male die; 41. a waste tank; 411. a central slot; 412. a circumferential groove; 5. a pushing rod; 51. a center push rod; 52. a circumferential push rod; 6. a push rod; 7. a radiator body; 71. and (5) an installation port.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-4.

In the related art, referring to fig. 1, a radiator includes a radiator body 7, the radiator body 7 is made of aluminum, the radiator body 7 is cylindrical, a plurality of mounting openings 71 are formed in the radiator body 7, and the mounting openings 71 are used for clamping and positioning fins.

The embodiment of the application discloses a radiator extrusion die.

Referring to fig. 1 and 2, a radiator extrusion die includes an upper die 1 and a lower die 2, a processing groove 21 is formed in the lower die 2, the inner wall of the processing groove 21 is attached to a radiator body 7, the processing groove 21 includes a placement portion 211 and a processing portion 212, the placement portion 211 is located right above the processing portion 212, the placement portion 211 is communicated with the processing portion 212, the placement portion 211 and the processing portion 212 are cylindrical, and the diameter of the placement portion 211 is the same as that of the processing portion 212. The lower die 2 is fixedly provided with an extrusion rod 3, the extrusion rod 3 is located in the processing portion 212, the extrusion rod 3 comprises a central rod 31 and a plurality of circumferential rods 32, the circumferential rods 32 are fixedly connected with the inner wall of the processing portion 212, the central rod 31 is fixedly connected with the lower die 2, the circumferential rods 32 are circumferentially distributed at equal intervals around the periphery of the central rod 31, the central rod 31 is used for processing a mounting opening 71 located in the middle of the radiator body 7, and the circumferential rods 32 are used for processing a mounting opening 71 located in the periphery of the radiator body 7.

Referring to fig. 2 and 3, the circumferential bars 32 are formed with inclined surfaces 321, the inclined surfaces 321 are located at opposite sides of the circumferential horizontal direction, the inclined surfaces 321 are located at one end of the Zhou Xianggan away from the center bar 31, the inclined surfaces 321 located on the same circumferential bar 32 are close to each other in a direction extending into the processing groove 21, and the inclined surfaces 321 are used for processing chamfers on the radiator body 7 (see fig. 1).

Referring to fig. 3 and 4, a punch 4 is fixed to the upper die 1, the punch 4 is located at one side of the upper die 1 near the lower die 2, a scrap chute 41 is formed in the punch 4, and the scrap chute 41 is used for clamping in scrap punched from a mounting opening 71 (see fig. 1). The waste tank 41 includes a center tank 411 and a circumferential tank 412, the shape of the center tank 411 is the same as that of the center rod 31, the positions and the number of the center tanks 411 are aligned one by one with those of the center rod 31, and the center tank 411 is located right above the center rod 31; the circumferential grooves 412 are circumferentially distributed around the outer circumference of the central groove 411, the shape of the circumferential grooves 412 is the same as that of the Zhou Xianggan, the positions and the number of the circumferential grooves 412 are aligned with those of the Zhou Xianggan, and the circumferential grooves 412 are located right above the Zhou Xianggan 32.

Referring to fig. 3 and 4, a chute 11 is formed on the upper die 1, the chute 11 is communicated with a central slot 411 and a circumferential slot 412, the upper die 1 is lifted and slipped with a pushing rod 5, the pushing rod 5 comprises a central pushing rod 51 and a circumferential pushing rod 52, the positions and the number of the central pushing rods 51 are in one-to-one correspondence with those of the central slot 411, the central pushing rod 51 slips and stretches into or stretches out of the central slot 411, and the central pushing rod 51 is attached to the inner wall of the central slot 411; the positions and the number of the circumferential push rods 52 are in one-to-one correspondence with the positions and the number of the circumferential grooves 412, the circumferential push rods 52 slide into or out of the corresponding central grooves 411, and the circumferential push rods 52 are attached to the inner walls of the circumferential grooves 412. The circumferential push rod 52 is used to push out the scrap in the circumferential slot 412, and the center push rod 51 is used to push out the scrap in the center slot 411.

Referring to fig. 3 and 4, a sinking groove 22 is formed on the lower die 2, the sinking groove 22 is used for clamping and calibrating the upper die 1, a limiting surface 221 is formed on the inner wall of the sinking groove 22 in a machining mode, the limiting surfaces 221 are located on two opposite sides of the sinking groove 22, a positioning surface 12 is formed on the outer peripheral wall of the upper die 1 in a machining mode, the positions and the number of the positioning surfaces 12 are in one-to-one correspondence with those of the limiting surfaces 221, after the upper die 1 is clamped into the sinking groove 22, the inner wall of the sinking groove 22 is attached to the outer wall of the upper die 1, a central groove 411 is aligned with a central rod 31, and circumferential grooves 412 and Zhou Xianggan are aligned.

In actual use, the lower die 2 needs to be fixed on the frame in advance, the upper die 1 is fixed with the piston of the lifting cylinder, the lifting cylinder drives the upper die 1 to descend to be close to the sinking groove 22, the position of the upper die 1 is adjusted, the outer wall of the upper die 1 is attached to the inner wall of the sinking groove 22, the lifting cylinder drives the upper die 1 to vertically ascend, the extrusion rod 3 is aligned with the waste groove 41, and the heat treatment is carried out on the radiator body 7 to be processed first, so that cracks are not easy to occur in the stamping process.

The radiator body 7 to be processed is placed in the placing groove, the upper die 1 moves to drive the male die 4 to move close to the placing groove, the workpiece is punched through extrusion force between the extrusion rod 3 and the convex block, the installation opening 71 is processed on the radiator body 7, waste extruded from the installation opening 71 is extruded into the waste groove 41, the pushing rod 5 is moved, and the waste is pushed out of the waste groove 41.

Referring to fig. 3 and 4, the lower die 2 is lifted and slipped with a plurality of ejector rods 6, the ejector rods 6 are located under the processing portion 212, the plurality of ejector rods 6 are circumferentially equally spaced around the periphery of the central rod 31, the central rod 31 is located between adjacent circumferential rods 32, the ejector rods 6 and Zhou Xianggan and the central rod 31 are spaced, the ejector rods 6 are slipped into or out of the processing portion 212, and when the ejector rods 6 extend out of the processing portion 212, the upper end faces of the ejector rods 6 are flush with the inner walls of the bottoms of the processing grooves 21. When in actual use, the lower die 2 is also provided with an air cylinder, and the air cylinder drives the ejector rod 6 to lift.

After the stamping is completed, the ejector rod 6 is extended into the processing part 212, and the stamped radiator body 7 positioned in the processing part 212 is pushed out of the placing part 211, so that the radiator body 7 is taken out more conveniently.

The implementation principle of the radiator extrusion die of the embodiment of the application is as follows: the heat-treated radiator body 7 to be processed is placed in the placing part 211, the upper die 1 descends through the cooperation between the extrusion rod 3 and the waste tank 41, the material positioned at the extrusion rod 3 is flushed into the waste tank 41, and the mounting opening 71 is flushed out of the radiator body 7. The mounting opening 71 is formed at one time, which is beneficial to improving the processing efficiency.

The upper die 1 rises to drive the male die 4 to rise, the ejector rod 5 descends to push out the waste clamped in the waste groove 41, the pushed-out waste falls into the radiator body 7 to be processed right below, the ejector rod 6 ascends to push out the radiator body 7 from the placing part 211, and meanwhile, the waste is pushed out of the placing part 211, so that the waste is cleaned conveniently, and the waste is not easy to remain in the placing part 211 and the processing part 212.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a radiator extrusion die which characterized in that: including last mould (1) and lower mould (2), processing groove (21) have been seted up on lower mould (2), processing groove (21) supply radiator body (7) card to go into, be equipped with extrusion rod (3) on lower mould (2), extrusion rod (3) are located in processing groove (21), be equipped with terrace die (4) on going up mould (1), terrace die (4) are removed to be close to or keep away from processing groove (21), waste material groove (41) have been seted up on going up mould (1), waste material groove (41) with extrusion rod (3) correspond the setting.

2. A heat sink extrusion die as recited in claim 1, wherein: the extrusion rod (3) is provided with inclined planes (321), the inclined planes (321) are positioned on two opposite sides of the extrusion rod (3), and the inclined planes (321) are close to each other along the direction of extending into the processing groove (21).

3. A heat sink extrusion die as recited in claim 1, wherein: the upper die (1) is lifted and slipped with a pushing rod (5), the pushing rod (5) is arranged corresponding to the waste tank (41), and the pushing rod (5) is slipped in the corresponding waste tank (41).

4. A heat sink extrusion die according to claim 3, wherein: the pushing rod (5) is attached to the inner wall of the waste tank (41).

5. A heat sink extrusion die as recited in claim 1, wherein: the lower die (2) is lifted and slipped with a push rod (6), the push rod (6) is slipped and stretched into or stretched out of the processing groove (21), and the push rod (6) and the extrusion rod (3) are arranged at intervals.

6. The heat sink extrusion die of claim 5, wherein: when the ejector rod (6) stretches out of the processing groove (21), the upper end face of the ejector rod (6) is flush with the inner wall of the bottom of the processing groove (21).

7. A heat sink extrusion die as recited in claim 1, wherein: the lower die (2) is provided with a sinking groove (22), the sinking groove (22) is used for clamping the upper die (1), the inner wall of the sinking groove (22) is provided with a limiting surface (221), and the inner wall of the sinking groove (22) is attached to the upper die (1).

8. A heat sink extrusion die as recited in claim 1, wherein: the inner wall of the processing groove (21) is used for being attached to the radiator body (7).