CN218692783U - Bending die applied to ultrathin soaking plate - Google Patents

Abstract

The utility model discloses a bending die applied to an ultrathin soaking plate, which comprises a lower pressing plate, a lower pressing plate and a bending die, wherein the lower pressing plate comprises two clamping areas and a bending area, and the bending area is arranged between the two clamping areas; the upper pressing plate is arranged above the lower pressing plate and comprises two convex plates and a punching hole; the position of the stamping hole corresponds to the position of the bending area; the secondary stamping part penetrates through the stamping hole and can be in contact connection with the ultrathin soaking plate arranged on the bending area, and the secondary stamping part is used for stamping and bending the bending area of the ultrathin soaking plate; and the plurality of elastic pieces are arranged between the upper pressure plate and the secondary stamping part. The utility model discloses a set up the support bar in ultra-thin vapor chamber and through the secondary punching press, realize bending to ultra-thin vapor chamber effectively, solved the higher problem of the ultra-thin vapor chamber manufacturing cost of bending among the prior art simultaneously.

Description

Bending die applied to ultrathin soaking plate

Technical Field

The utility model relates to a soaking plate technical field, in particular to be applied to mould of bending of ultra-thin soaking plate.

Background

The vapor chamber is a vacuum chamber with a fine structure on the inner wall, and is usually made of copper. When heat is conducted from the heat source to the evaporation area, the cooling liquid in the cavity starts to generate the gasification phenomenon of the cooling liquid after being heated in the environment with low vacuum degree, at the moment, heat energy is absorbed, the volume rapidly expands, the whole cavity is rapidly filled with the gaseous cooling medium, and the condensation phenomenon can be generated when the gaseous working medium contacts a relatively cold area. The heat accumulated during evaporation is released by the condensation phenomenon, and the condensed cooling liquid returns to the evaporation heat source through the capillary tube of the microstructure, and the operation is repeated in the cavity.

The ultrathin soaking plate in the prior art is generally limited to a plane structure, so that the structural space utilization rate is low when a mobile phone or a notebook is designed to be stacked; at present, an ultrathin soaking plate for bending is also arranged in the industry, and the scheme is as follows: the upper cover and the lower cover are firstly bent by punching independently, so that the upper cover and the lower cover are required to be bent by punching at least twice, and if the bending depth is more than 1.0mm, the upper cover and the lower cover are required to be bent or shaped for multiple times; the graphite jig welded with the upper cover and the lower cover needs to be specially opened, so that the cost is wasted; after welding in this way, the bending size cannot be guaranteed due to VC thermal stress deformation, and the welding needs to be reshaped again; the bending die applied to the ultrathin soaking plate is used for solving the problem that the production cost of the ultrathin soaking plate is high in the prior art.

SUMMERY OF THE UTILITY MODEL

One of the purposes of the utility model is to provide a be applied to mould of bending of ultra-thin soaking plate to the higher problem of ultra-thin soaking plate manufacturing cost of bending among the solution prior art.

The utility model relates to a be applied to mould of bending of ultra-thin soaking plate can realize through following technical scheme:

the utility model relates to a bending die applied to an ultrathin soaking plate, which comprises a lower pressing plate, a lower pressing plate and a bending die, wherein the lower pressing plate comprises two clamping areas and a bending area, the bending area is arranged between the two clamping areas, and the plane of the bending area is lower than the planes of the two clamping areas; the upper pressing plate is arranged above the lower pressing plate and comprises two convex plates and a stamping hole, and the two convex plates are respectively matched with the corresponding clamping areas to clamp the non-bending areas of the ultrathin soaking plates; the position of the stamping hole corresponds to the position of the bending area; the secondary stamping part penetrates through the stamping hole and can be in contact connection with the ultrathin soaking plate arranged on the bending area, and the secondary stamping part is used for stamping and bending the bending area of the ultrathin soaking plate; and the plurality of elastic pieces are arranged between the upper pressure plate and the secondary stamping part.

In one embodiment, the lower platen further comprises a lower platen body, two transition zones, and a plurality of lower mounting holes; the two clamping areas are respectively arranged on the lower pressing plate main body and are horizontal, and the planes of the two clamping areas are lower than the plane of the lower pressing plate main body; the two transition areas are respectively connected with the bending area and the corresponding clamping area; the lower mounting holes are respectively formed in the side edges of the lower pressing plate main body.

In one embodiment, the transition region is a sloped surface.

In one embodiment, the upper platen further comprises an upper platen body and a plurality of upper mounting holes; the two convex plates are respectively arranged on the upper pressure plate main body, and the planes of the two convex plates protrude out of the plane of the upper pressure plate main body; the upper mounting holes are formed in the side edge of the upper pressing plate main body.

In one embodiment, the secondary stamping part comprises a stamping assembly and a secondary male stamping plate, and the stamping assembly sequentially penetrates through the secondary male stamping plate and the upper pressure plate.

In one embodiment, the stamping assembly includes a stamping bottom plate and a stamping head, and the stamping head is disposed below the stamping bottom plate and sequentially penetrates through the secondary male stamping plate and the upper pressure plate.

In one embodiment, two inclined planes are symmetrically arranged on the side edge of the stamping head, and the positions of the two inclined planes respectively correspond to the positions of the corresponding transition areas.

In one embodiment, four elastic pieces are symmetrically arranged between the upper pressing plate and the secondary pressing piece.

In one embodiment, the elastic member is a strong spring.

Compared with the prior art, the utility model relates to a be applied to mould of bending of ultra-thin soaking plate's beneficial effect does:

the utility model relates to a be applied to mould of bending of ultra-thin soaking board presss from both sides tightly the non-region of bending of ultra-thin soaking board through the cooperation of holding down plate and top board, through the secondary stamping workpiece to the regional shaping of bending of ultra-thin soaking board of punching press bending, realize effectively bending to ultra-thin soaking board, set up a plurality of support bars in the inside of ultra-thin soaking board simultaneously, the outward appearance does not corrugate when preventing effectively that ultra-thin soaking board from bending, the yield of bending of ultra-thin soaking board has been improved, make ultra-thin soaking board not be at limit planar structure, the higher problem of the ultra-thin soaking board manufacturing cost of bending among the prior art has been solved well.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of a bending die applied to an ultra-thin soaking plate of the present invention;

fig. 2 is a schematic side view of a bending die applied to an ultra-thin soaking plate according to fig. 1;

fig. 3 is a schematic cross-sectional structural view of a bending die applied to an ultra-thin soaking plate of the present invention shown in fig. 1;

fig. 4 is an exploded view of a bending die applied to an ultra-thin soaking plate according to fig. 1, which includes a lower pressing plate, an upper pressing plate and a stamping assembly;

FIG. 5 is a schematic structural view of a lower pressing plate of a bending die applied to an ultra-thin soaking plate according to FIG. 4;

FIG. 6 is a schematic structural view of an upper pressing plate in the bending mold for the ultra-thin soaking plate of the present invention shown in FIG. 4;

fig. 7 is a schematic structural view of a stamping assembly in a bending die applied to an ultra-thin soaking plate according to the present invention shown in fig. 4;

fig. 8 is a schematic view of the internal structure of the ultra-thin soaking plate of the present invention applied to the stamping of the bending mold of the ultra-thin soaking plate.

The following are marked in the figure: 11, a lower pressing plate; 111, pressing the plate body; 112, a clamping zone; 113, a bending zone; 114, a transition zone; 115, lower mounting holes; 12, an upper pressure plate; 121, an upper platen body; 122, a convex plate; 123, punching a hole; 124, upper mounting holes; 13, secondary stamping; 131, a punch assembly; 1311, stamping the bottom plate; 1312, a punch; 13121, a bevel; 132, secondary punch plate; 1321, a through via; 14, an elastic member; 20, covering the ultrathin soaking plate; and 21, supporting strips.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of the embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper" and "lower" are used for indicating the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific position, be constructed and operated in a specific position, and thus should not be construed as limiting the present invention.

Further, in the present disclosure, unless expressly stated or limited otherwise, the first feature may comprise directly contacting the first and second features above or below the second feature, or may comprise contacting the first and second features not directly but through additional features therebetween. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature being below, beneath or beneath a second feature includes the first feature being directly below and obliquely below the second feature or simply indicating that the first feature is at a lesser level than the second feature.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; 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 as a specific case by those skilled in the art.

Referring to fig. 1-4, the bending mold for an ultra-thin soaking plate of the present invention is mainly applied to the production process of an ultra-thin soaking plate for effectively dissipating heat inside a notebook computer and a smart phone, and the thickness of the ultra-thin soaking plate is 0.35-0.4mm; the utility model relates to a bending die applied to an ultrathin soaking plate, which mainly comprises a lower pressing plate 11, an upper pressing plate 12, a secondary stamping part 13 and a plurality of elastic parts 14; the upper pressing plate 12 is arranged above the lower pressing plate 11, and the upper pressing plate and the lower pressing plate are matched to clamp the non-bending area of the ultrathin soaking plate; the secondary stamping part 13 penetrates through the upper pressing plate 12 to be in contact connection with the lower pressing plate 11, and is used for stamping the bending area of the ultrathin soaking plate; a plurality of elastic members 14 are provided between the upper platen 12 and the secondary stamped part 13, and provide a supporting force to the secondary stamped part 13.

Referring to fig. 1 to 5, in the present embodiment, the lower press plate 11 includes a lower press plate main body 111, two clamping areas 112, a bending area 113, two transition areas 114, and a plurality of lower mounting holes 115; the lower pressure plate main body 111 is a stressed main body; the two clamping areas 112 are respectively arranged on the lower pressing plate main body 111 and are horizontal, the planes of the two clamping areas are lower than the plane of the lower pressing plate main body 111, and the upper pressing plate 12 presses downwards to clamp the ultrathin soaking plates arranged on the two clamping areas 112; the bending area 113 is arranged between the two clamping areas 112, the plane of the bending area is lower than the planes of the two clamping areas 112, and the secondary stamping part 13 presses downwards to bend and stamp the ultrathin soaking plate arranged on the bending area 113; the two transition regions 114 are respectively connected with the bending region 113 and the corresponding clamping region 112, and specifically, the transition regions 114 are inclined surfaces; the lower mounting holes 115 are respectively formed at the side edges of the lower platen body 111, and the lower platen 11 is fixed by the lower mounting holes 115.

Referring to fig. 6, in the present embodiment, the upper press plate 12 includes an upper press plate main body 121, two convex plates 122, a punching hole 123 and a plurality of upper mounting holes 124; the two convex plates 122 are respectively arranged on the upper pressing plate main body 121, the planes of the two convex plates are protruded out of the plane of the upper pressing plate main body 121, the two convex plates 122 are respectively matched with the corresponding clamping areas 112, and the two convex plates are pressed down to be matched with the two clamping areas 112 to clamp the non-bending areas of the ultrathin soaking plate; the punching hole 123 penetrates through the upper platen body 121 and corresponds to the bending region 113 in position; the plurality of upper mounting holes 124 are provided at a side of the upper platen body 121, and the upper platen 12 is fixed by the plurality of upper mounting holes 124.

Referring to fig. 7, in the present embodiment, the secondary stamping part 13 includes a stamping component 131 and a secondary male stamping plate 132, and the stamping component 131 sequentially penetrates through the secondary male stamping plate 132 and the upper pressing plate 12. In this embodiment, the stamping assembly 131 includes a stamping bottom plate 1311 and a stamping head 1312, the stamping head 1312 is disposed below the stamping bottom plate 1311 and sequentially penetrates through the secondary male stamping plate 132 and the upper platen 12 to perform bending stamping on the ultra-thin soaking plate disposed on the lower platen 11, preferably, two inclined surfaces 13121 are symmetrically disposed on the side edges of the stamping head 1312, and the positions of the two inclined surfaces 13121 respectively correspond to the positions of the corresponding transition zones 114. In this embodiment, a through hole 1321 is formed through the secondary male die plate 132, and the punch 1312 penetrates through the secondary male die plate 132 through the through hole 1321.

Referring to fig. 1 to 4, in the present embodiment, four elastic elements 14 are symmetrically disposed between the upper pressing plate 12 and the secondary pressing part 13, and preferably, the elastic elements 14 are strong springs. In other embodiments, the number of the elastic members 14 may also be two, three or more, and the number may be set according to actual requirements.

Referring to fig. 1-8, the bending process applied to the ultra-thin vapor chamber of the present invention includes the following steps: s1, uniformly and equidistantly arranging a plurality of supporting strips 21 in an upper cover 20 of the ultrathin soaking plate, and then welding the upper cover 20 and a lower cover of the ultrathin soaking plate to form the ultrathin soaking plate; specifically, the support bars 21 are processed in an etching mode, the width of the support bars ranges from 0.8 mm to 1.0mm, the spacing ranges from 1.0mm to 1.4mm, and the bending height is specifically adjusted differently;

s2, placing the formed ultrathin soaking plate on the two clamping areas 112 on the lower pressing plate 11;

s3, the two convex plates 122 on the upper pressing plate 12 are respectively pressed downwards to be matched with the corresponding clamping areas 112 to clamp the non-bending areas of the ultrathin soaking plate;

and S4, the stamping head 1312 on the secondary stamping part 13 presses downwards to bend and stamp the ultrathin soaking plate clamped on the lower pressing plate 11, and due to the action of the support strips 21 arranged in the ultrathin soaking plate, the appearance of the ultrathin soaking plate is prevented from wrinkling when the ultrathin soaking plate is bent.

All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

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

Claims (9)

1. The bending die applied to the ultrathin soaking plate is characterized by comprising a lower pressing plate, a bending die and a bending die, wherein the lower pressing plate comprises two clamping areas and a bending area, the bending area is arranged between the two clamping areas, and the plane of the bending area is lower than the planes of the two clamping areas; the upper pressing plate is arranged above the lower pressing plate and comprises two convex plates and a stamping hole, and the two convex plates are respectively matched with the corresponding clamping areas to clamp the non-bending areas of the ultrathin soaking plates; the position of the stamping hole corresponds to the position of the bending area; the secondary stamping part penetrates through the stamping hole and can be in contact connection with the ultrathin soaking plate arranged on the bending area, and is used for stamping and bending the bending area of the ultrathin soaking plate; and the plurality of elastic pieces are arranged between the upper pressure plate and the secondary stamping part.

2. The bending die applied to the ultrathin soaking plate as claimed in claim 1, wherein the lower pressing plate further comprises a lower pressing plate main body, two transition zones and a plurality of lower mounting holes; the two clamping areas are respectively arranged on the lower pressing plate main body and are horizontal, and the planes of the two clamping areas are lower than the plane of the lower pressing plate main body; the two transition areas are respectively connected with the bending area and the corresponding clamping area; the lower mounting holes are respectively formed in the side edges of the lower pressing plate main body.

3. The bending die applied to the ultrathin soaking plate as claimed in claim 2, wherein the transition zone is an inclined plane.

4. The bending die applied to the ultrathin soaking plates as claimed in claim 1, wherein the upper pressing plate further comprises an upper pressing plate main body and a plurality of upper mounting holes; the two convex plates are respectively arranged on the upper pressure plate main body, and the planes of the two convex plates protrude out of the plane of the upper pressure plate main body; the upper mounting holes are formed in the side edge of the upper pressing plate main body.

5. The bending die applied to the ultrathin soaking plate as claimed in claim 2, wherein the secondary stamping part comprises a stamping assembly and a secondary male stamping plate, and the stamping assembly sequentially penetrates through the secondary male stamping plate and the upper pressing plate.

6. The bending die applied to ultrathin soaking plates according to claim 5, wherein the stamping assembly comprises a stamping bottom plate and a stamping head, and the stamping head is arranged below the stamping bottom plate and sequentially penetrates through the secondary male stamping plate and the upper pressing plate.

7. A bending die applied to an ultrathin soaking plate according to claim 6, characterized in that two inclined planes are symmetrically arranged on the side edge of the punching head, and the positions of the two inclined planes respectively correspond to the positions of the corresponding transition zones.

8. A bending die applied to an ultrathin soaking plate according to claim 1, wherein four elastic pieces are symmetrically arranged between the upper pressing plate and the secondary pressing piece.

9. The bending die applied to ultrathin soaking plates according to claim 8, wherein the elastic piece is a strong spring.

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