CN217831714U - Ultra-thin fin precision forging mould structure - Google Patents

Abstract

The utility model provides an accurate forging and pressing mould structure of ultra-thin fin, slide the last base that sets up on the base under including base and the direction of height along base down, the forging and pressing head sets up on last base, be provided with the forging groove on the base down, the forging and pressing groove is by the bottom plate, both sides board and both sides hoarding structure form, the bottom plate slides along the direction of height of base down and sets up on the base, the bottom and the bottom plate pin joint of both sides board, and along with the direction of height rebound of base down, the both sides board rotates to the direction of keeping away from the other side, push away the top sideboard because of pushing away, the forging and pressing piece is supported tightly by the sideboard. The utility model discloses an accurate forging and pressing mould structure of ultra-thin fin supports tight forging and pressing spare through making the sideboard to can make the forging and pressing spare fixed in order to make it forge and press, and can follow the direction of height of base down through making the bottom plate and slide, and make the both sides board keep away from each other along with bottom plate upward movement, so that can take out the forging and pressing spare that the forging and pressing is good.

Description

Ultra-thin fin precision forging mould structure

Technical Field

The utility model relates to a forging and pressing mould technical field, in particular to accurate forging and pressing mould structure of ultra-thin fin.

Background

The radiating fin is a device for radiating heat of an easily-generated electronic element in an electric appliance, is mostly made of aluminum alloy, brass or bronze into a plate shape, a sheet shape, a plurality of sheet shapes and the like, and is formed by forging and pressing, which is one of the main modes for producing the radiating fin.

At present, a plurality of cooling fin forging and pressing forming dies exist in the market, but the dies generally have the following defects that on one hand, a forging and pressing piece cannot be fixed in the forging and pressing process, so that the forging and pressing piece cannot be positioned, and the forging and pressing precision and the forging and pressing effect are finally influenced. In addition, the forged radiating fin is difficult to take out of the forging groove, and the radiating fin is easy to damage in the process of taking out the radiating fin from the forging groove due to the thin thickness of the radiating fin.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing an ultra-thin fin precision forging mould structure to can fix the forging and pressing spare, and the convenient fin that will forge and press the inslot and take out.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a precision forging and pressing die structure for ultrathin radiating fins comprises a lower base and an upper base, wherein the upper base is arranged on the lower base in a sliding mode along the height direction of the lower base, the upper base is connected with a power output end of a first driving device, and a forging and pressing head is arranged on the upper base;

the lower base is provided with a forging groove, the forging groove is formed by enclosing a bottom plate, two side plates and two side plates, the bottom plate is arranged on the base in a sliding mode along the height direction of the lower base, and the bottom plate is connected with the power output end of the second driving device;

the two side plates are oppositely arranged, the bottoms of the two side plates are pivoted with the bottom plate, and the two side plates rotate towards the direction far away from each other along with the upward movement of the bottom plate along the height direction of the lower base;

the two side plates are oppositely arranged and are arranged on the lower base in a sliding mode along the length direction of the lower base, and the forging piece is tightly pressed by the side plates due to the fact that the pushing piece pushes the side plates.

Furthermore, a limiting plate is arranged on the lower base, an L-shaped first sliding groove is formed in the limiting plate, and a sliding shaft is arranged at the top of the side plate and is arranged in the first sliding groove in a sliding mode.

Further, the limiting plates are arranged at intervals along the length direction of the side plates.

Furthermore, be provided with the mounting panel on the base down, be formed with the second spout of rectangular shape on the mounting panel, be formed with the slider on the sideboard, the slider slides and sets up in the second spout.

Furthermore, a threaded hole is formed in the mounting plate, and the pushing piece penetrates through the threaded hole to push the side plate.

Furthermore, a first elastic piece is connected between the side plate and the mounting plate, and the first elastic piece is sleeved on the pushing piece.

Furthermore, a guide post extending towards the upper base is formed on the lower base, a guide sleeve extending towards the lower base is formed on the upper base, and the guide sleeve is sleeved on the guide post in a sliding manner.

Furthermore, sliding sleeve is equipped with the axle sleeve on the guide post, the axle sleeve sets up the below of uide sleeve, and in the axle sleeve with be connected with the second elastic component between the base down, the second elastic component cover is established on the guide post.

Further, the forging head is detachably arranged on the upper base.

Compared with the prior art, the utility model discloses following advantage has:

accurate forging mould structure of ultra-thin fin, slide through making both sides board and set up under on the base, and push away the sideboard because of pushing away the ejector pad, and can make the sideboard support tight forging and pressing piece, and then can be fixed with the forging and pressing piece to in the follow-up forging and pressing to the forging and pressing piece. In addition, through making the bottom plate slide and set up on the lower base, and make both sides board keep away from each other along with lower base lapse, and then conveniently take out the forging and pressing spare that the forging and pressing is good from the forging and pressing inslot, prevent to cause the damage to it.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic view of the overall structure of an ultra-thin fin precision forging mold structure according to an embodiment of the present invention;

fig. 2 is a schematic view of an internal structure of an ultra-thin fin precision forging mold structure according to an embodiment of the present invention;

fig. 3 is a schematic view of a partial structure of a precision forging and pressing die structure for an ultra-thin heat sink in an embodiment of the present invention;

fig. 4 is a schematic structural view of a lower base according to an embodiment of the present invention;

FIG. 5 is a partial enlarged view of A in FIG. 3;

fig. 6 is a schematic view of a connection structure between the bottom plate and the side plate according to the embodiment of the present invention.

Description of reference numerals:

1. a lower base; 100. accommodating grooves; 101. forging and pressing the groove; 102. a guide post; 103. a through hole; 2. an upper base; 201. a guide sleeve; 202. a bump; 3. forging and pressing head;

4. a side plate; 401. a sliding shaft; 402. a pivot hole; 5. a base plate; 501. a pivotal shaft; 6. a side plate; 7. a limiting plate; 701. a first chute; 702. a vertical section; 703. a horizontal segment; 8. pushing the piece; 9. a first elastic member; 10. a second elastic member;

11. mounting a plate; 1101. a first mounting plate; 1102. a second mounting plate; 1103. a second chute; 1104. a threaded hole; 12. a shaft sleeve.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it should be noted that, if terms indicating directions or positional relationships such as "up", "down", "inside", "outside", "front", "back", "left", "right", "top", "bottom" and the like appear, they are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. Furthermore, the appearances of the terms first, second, etc. in this specification are not necessarily all referring to the same item, but are instead intended to cover the same item.

In addition, in the description of the present invention, the terms "mounted," "connected," and "connected" are to be construed broadly unless otherwise specifically limited. For example, the connection can be fixed, detachable or integrated; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in conjunction with the specific situation for a person of ordinary skill in the art.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

This embodiment relates to a precision forging and pressing mould structure of ultra-thin fin, overall structure is last, including lower base 1 and the upper base 2 that sets up on lower base 1 along the direction of height of lower base 1 slides, upper base 2 links to each other with first drive arrangement's power take off end, the forging head 3 sets up on upper base 2, be provided with forging groove 101 on lower base 1, forging groove 101 is by bottom plate 5, both sides board 4 and both sides board 6 enclose to construct and form, bottom plate 5 slides along the direction of height of lower base 1 and sets up on the base, and bottom plate 5 links to each other with second drive arrangement's power take off end.

The two side plates 4 are oppositely arranged, the bottoms of the two side plates 4 are pivoted with the bottom plate 5, the two side plates 4 move upwards along the height direction of the lower base 1 along with the bottom plate 5, and the two side plates 4 rotate towards the direction far away from each other. And the two side plates 6 are oppositely arranged, the two side plates 6 are arranged on the lower base 1 in a sliding manner along the length direction of the lower base 1, and the side plates 6 are pushed by the pushing piece 8, so that the forging and pressing piece is tightly propped against by the side plates 6.

Based on the above general description, as shown in fig. 1 to 6, in the present embodiment, preferably, the upper base 2 and the lower base 1 are both plate-shaped structures, the upper base 2 is disposed opposite to the lower base 1, and the upper base 2 is located above the lower base 1. The stamping head is arranged on the lower bottom surface of the upper base 2, the forging groove 101 is arranged on the upper bottom surface of the lower base 1, the stamping head and the forging groove 101 are arranged oppositely, the stamping head can fall into the forging groove 101 along with the downward sliding of the upper base 2 along the height direction of the lower base 1, and the forging piece positioned in the forging groove 101 is forged.

It should be noted that the first driving device and the second driving device of the present embodiment are preferably hydraulic cylinders, but other types of driving devices such as air cylinders, motors, etc. may be used, and the first driving device and the second driving device are not shown in the drawings.

If the first driving device and the second driving device both use hydraulic cylinders, the first driving device is arranged above the upper base 2, and the piston rod of the first driving device extends downwards and is connected with the upper base 2. The second driving device is arranged below the lower base 1, the piston rod of the second driving device extends upwards and penetrates the upper base 2 to be connected with the bottom plate 5, and as shown in fig. 2, a through hole 103 for the piston rod of the second driving device to penetrate is arranged on the lower base 1.

A limiting plate 7 is arranged on the lower base 1, an L-shaped first sliding groove 701 is formed in the limiting plate 7, a sliding shaft 401 is arranged at the top of the side plate 4, and the sliding shaft 401 is arranged in the first sliding groove 701 in a sliding mode. As shown in fig. 5, the first chute 701 has a vertical section 702 located near the bottom plate 5, and a horizontal section 703 located at the top of the vertical section 702 and extending in a direction away from the bottom plate 5.

In a specific implementation, in order to make the movement of the side plate 4 more stable, a plurality of limit plates 7 are arranged at intervals along the length direction of the side plate 4. As shown in fig. 1, in the present embodiment, two limiting plates 7 are arranged at intervals along the length direction of the side plate 4, and the two limiting plates 7 are disposed on two sides of the side plate 4, so that four limiting plates 7 are disposed on the lower base 1 corresponding to the two side plates 4. In addition, sliding shafts 401 are disposed on both sides of the side plate 4, and the two sliding shafts 401 are slidably disposed in the first sliding grooves 701 of the stopper plates 7 disposed on both sides of the side plate 4.

As shown in fig. 1 and 4, a receiving groove 100 is formed on the lower base 1 for receiving the bottom plate 5, when the lower bottom surface of the bottom plate 5 coincides with the groove bottom of the receiving groove 100, at this time, the sliding shaft 401 is located in the vertical section 702, and the side plate 4 is arranged vertically to the bottom plate 5. Further, as shown in fig. 2, when the lower bottom surface of the bottom plate 5 coincides with the groove bottom of the receiving groove 100, the upper bottom surface of the bottom plate 5 coincides with the lower bottom surface of the side plate 6.

And when the sliding shaft 401 moves upwards along with the bottom plate 5, the sliding shaft 401 moves upwards in the vertical section 702, and when the sliding shaft 401 moves to the position where the vertical section 702 and the horizontal section 703 are connected, if the bottom plate 5 continues to move upwards, the sliding shaft 401 enters the horizontal section 703, and because the bottom of the side plate 4 is pivoted with the bottom plate 5, the sliding shaft 401 moves in the direction away from the bottom plate 5 along with the continuous upward movement of the bottom plate 5, that is, the two side plates 4 rotate in the direction away from each other, so that the forged and pressed piece, that is, the heat sink, can be conveniently taken out.

Further, as shown in fig. 6, in order to facilitate the side plate 4 to rotate with respect to the bottom plate 5, a pivot shaft 501 is provided on the bottom plate 5, and a pivot hole 402 through which the pivot shaft 501 passes is formed on the side plate 4. And a round angle is arranged on the edge part of the bottom plate 5 contacted with the side plate 4.

As shown in fig. 3 and 4, in order to facilitate the side plate 6 to slide along the length direction of the lower base 1, a mounting plate 11 is further disposed on the lower base 1, a second elongated sliding slot 1103 is formed on the mounting plate 11, and a sliding block is formed on the side plate 6, and is slidably disposed in the second sliding slot 1103. In addition, a threaded hole 1104 is formed in the mounting plate 11, and the pushing member 8 passes through the threaded hole 1104 to push the edge plate 6.

In specific implementation, the mounting plate 11 includes a first mounting plate 1101 formed with a sliding slot, and two second mounting plates 1102 formed with threaded holes 1104, the two first mounting plates 1101 being disposed opposite to each other and perpendicular to the second mounting plates 1102. The pushing element 8 can be a bolt commonly used in the prior art, the pushing element 8 penetrates through the threaded hole 1104, and the pushing element 8 can push the side plate 6 by rotating the pushing element 8, so that the side plate 6 is pressed against the forging element. And the pushing piece 8 is rotated to move in the direction away from the side plate 6, so that the side plate 6 is in a state of being capable of freely sliding.

In order to move the side plate 6 away from the forged part after forging so as to facilitate the removal of the forged part, as shown in fig. 2 and 3, a first elastic member 9 is connected between the side plate 6 and the mounting plate 11, and the first elastic member 9 is sleeved on the ejector 8. The side plate 6 can be moved away from the press forging by the elastic force of the first elastic member 9 after rotating the pusher 8 away from the side plate 6.

In addition, a guide post 102 extending towards the upper base 2 is formed on the lower base 1, a guide sleeve 201 extending towards the lower base 1 is formed on the upper base 2, and the guide sleeve 201 is slidably sleeved on the guide post 102. Through being provided with guide post 102 and uide bushing 201, can make the direction of upper base 2 slide from top to bottom along the direction of height of lower base 1 to stability and the precision that can promote the forging and pressing when guaranteeing the upper base 2 motion in the forging and pressing process.

In addition, a shaft sleeve 12 is slidably sleeved on the guide post 102, the shaft sleeve 12 is arranged below the guide sleeve 201, a second elastic element 10 is connected between the shaft sleeve 12 and the lower base 1, and the second elastic element 10 is sleeved on the guide post 102. Through being provided with uide bushing 201 and second elastic component 10, then at the in-process of last base 2 whereabouts, can play the effect of buffering to the whereabouts of going up base 2 to slow down because of the impact that last base 2 downstream caused base 1 down, the life of extension equipment.

It should be noted that, in the present embodiment, the first elastic member 9 and the second elastic member 10 may be both selected from springs commonly used in the prior art.

For the convenience to forging and pressing head 3 change, forging and pressing head 3 detachable sets up on last base 2. In specific implementation, as shown in fig. 1 and 2, a protrusion 202 extending downward is formed on the upper base 2, and a slot is formed on one side of the protrusion 202, the forging head 3 is inserted into the slot, and when the forging head 3 needs to be replaced, the forging head 3 is directly pulled out from the slot. The forging head 3 can be selected from forging heads 3 for forging fins commonly used in the prior art.

When the ultrathin radiating fin precision forging die structure is used, after a forging piece is placed in the forging groove 101, the height of the bottom plate 5 is adjusted, so that the side plate 4 is perpendicular to the bottom plate 5, and the side plate 4 is coincided with the bottom of the accommodating groove 100. Then, the pushing piece 8 is rotated to make the side plate 6 tightly press the forging piece, and then the forging piece can be forged.

After the forging and pressing are finished, the upper base 2 is lifted, the pushing piece 8 is rotated to be far away from the side plate 6, the side plate 6 is far away from the forging and pressing piece under the action of the first elastic piece 9, then the bottom plate 5 can be operated to slide upwards, after the bottom plate 5 rises to a certain height, the two side plates 4 rotate towards the direction far away from each other, and then the forged and pressed radiating fins can be taken out.

The accurate forging and pressing die structure of ultra-thin fin of this embodiment sets up on base 1 down through making 6 slides of both sides board, and pushes away sideboard 6 because of 8 top thrusters, and can make 6 supports tight forging and pressing pieces of sideboard, and then can fix the forging and pressing pieces to in the follow-up forging and pressing to the forging and pressing pieces. In addition, the bottom plate 5 is arranged on the lower base 1 in a sliding mode, and the two side plates 4 are far away from each other along with the upward sliding of the lower base 1, so that forged and pressed parts can be taken out conveniently, and damage to the forged and pressed parts is prevented.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. The utility model provides an accurate forging mould structure of ultra-thin fin which characterized in that: the forging press comprises a lower base (1) and an upper base (2) which is arranged on the lower base (1) in a sliding mode along the height direction of the lower base (1), wherein the upper base (2) is connected with a power output end of a first driving device, and a forging press head (3) is arranged on the upper base (2);

a forging groove (101) is formed in the lower base (1), the forging groove (101) is formed by enclosing a bottom plate (5), two side plates (4) and two side plates (6), the bottom plate (5) is arranged on the base in a sliding mode along the height direction of the lower base (1), and the bottom plate (5) is connected with a power output end of a second driving device;

the two side plates (4) are oppositely arranged, the bottoms of the two side plates (4) are pivoted with the bottom plate (5), and the two side plates (4) rotate towards the direction far away from each other along with the upward movement of the bottom plate (5) along the height direction of the lower base (1);

the two side plates (6) are arranged oppositely, the two side plates (6) are arranged on the lower base (1) in a sliding mode along the length direction of the lower base (1), and the side plates (6) are pushed by the pushing piece (8), so that the forging piece is pressed tightly by the side plates (6).

2. The ultra-thin fin precision forging die structure of claim 1, wherein:

be provided with limiting plate (7) on lower base (1), be formed with first spout (701) of "L" shape on limiting plate (7), the top of curb plate (4) is equipped with sliding shaft (401), sliding shaft (401) slide and set up in first spout (701).

3. The ultra-thin fin precision forging die structure of claim 2, wherein:

the limiting plates (7) are arranged at intervals along the length direction of the side plates (4).

4. The ultra-thin fin precision forging die structure of claim 1, wherein:

be provided with mounting panel (11) on lower base (1), be formed with rectangular shape second spout (1103) on mounting panel (11), be formed with the slider on sideboard (6), the slider slides and sets up in second spout (1103).

5. The ultra-thin fin precision forging die structure of claim 4, wherein:

threaded holes (1104) are formed in the mounting plate (11), and the pushing piece (8) penetrates through the threaded holes (1104) to push the side plate (6).

6. The ultra-thin fin precision forging die structure of claim 5, wherein:

the side plate (6) and the mounting plate (11) are connected with a first elastic part (9), and the first elastic part (9) is sleeved on the pushing part (8).

7. The ultra-thin fin precision forging die structure of claim 1, wherein:

be formed with on lower base (1) to guide post (102) that the direction of going up base (2) stretches out, go up base (2) and be formed with to guide sleeve (201) that the direction of lower base (1) stretches out, guide sleeve (201) slip cover is established on guide post (102).

8. The ultra-thin fin precision forging die structure of claim 7, wherein:

sliding sleeve is equipped with axle sleeve (12) on guide post (102), axle sleeve (12) set up the below of uide bushing (201), and in axle sleeve (12) with be connected with second elastic component (10) down between base (1), second elastic component (10) cover is established on guide post (102).

9. The ultra-thin fin precision forging die structure according to any one of claims 1 to 8, wherein:

the forging head (3) is detachably arranged on the upper base (2).

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