Liquid forging die with cooling structure

Abstract

The utility model relates to the technical field of die cooling, in particular to a liquid forging die with a cooling structure, which comprises a lower die body, a cooling mechanism is arranged on the upper surface of the lower die body, the cooling mechanism comprises a first plum blossom piece, and the lower surface of the first plum blossom piece is fixedly connected with the upper surface of the lower die body. A first plum blossom piece is fixedly connected to the upper surface of the lower die body, a second plum blossom piece is fixedly connected to the upper surface of the first plum blossom piece, first liquid nitrogen injection holes are formed in the upper surface of the first plum blossom piece in a circumferential array mode, second liquid nitrogen injection holes are formed in the upper surface of the second plum blossom piece in a circumferential array mode, and a liquid forging groove is formed in the upper surface of the lower die body. According to the liquid forging die, the first plum blossom piece, the second plum blossom piece, the lower die body and the upper die body are arranged, the first plum blossom piece and the second plum blossom piece are stacked to form the whole liquid forging die, and meanwhile through the first liquid nitrogen injection hole, the second liquid nitrogen injection hole, the third liquid nitrogen injection hole and the fourth liquid nitrogen injection hole, the structure of the whole die is simpler.

Description

TECHNICAL FIELD

[0001] The utility model relates to mould cooling technical field, concretely is a liquid forging mould with cooling structure. BACKGROUND

[0002] Mould is various moulds and tools for obtaining required products by injection moulding, blow moulding, extrusion, die casting or forging, stamping, smelting, punching and other methods in industrial production, in short, mould is the tool for making formed articles, the tool is composed of various parts, different moulds are composed of different parts, it realizes the processing of article shape mainly through the change of formed material physical state.

[0003] Through the search, the China publication number is: CN 218361841 U discloses a forging die frame with cooling device, including water tank, the inside of water tank is provided with fixed mould, the peripheral surface of fixed mould is fixedly connected with support frame, the top of water tank is provided with sliding groove, and fixed mould is located in the inside of sliding groove, through setting sliding groove on water tank, fixed mould is placed in sliding groove, and the cooling liquid is filled into water tank to wrap fixed mould, the surface of fixed mould is cooled in direct contact mode, and the cooling flow channel is arranged in the inside of movable mould, the cooling liquid is input into the inside of cooling flow channel through circulating pump to realize taking away the heat in movable mould, compared with the cooling mode in prior art, the effect is more obvious.

[0004] But because the setting of most moulds with cooling structure is more complex, in the process of using mould or making mould, because the structure is complex, it will lead to more complex operation, reduces the production efficiency of mould, and the cost is also increased when making mould, in view of this, we provide a liquid forging mould with cooling structure. UTILITY MODEL CONTENTS

[0005] The utility model discloses a liquid forging mould with cooling structure, which solves the problem of complex structure of most moulds with cooling mechanism, greatly reduces the production efficiency of mould.

[0006] To achieve the above object, the utility model provides the following technical scheme:

[0007] A liquid forging mould with cooling structure, comprising a mould lower body, a cooling mechanism is arranged on the upper surface of the mould lower body, the cooling mechanism comprises a plum blossom piece one, the lower surface of the plum blossom piece one is fixedly connected with the upper surface of the mould lower body, the upper surface of the plum blossom piece one is fixedly connected with a plum blossom piece two, a plurality of liquid nitrogen injection holes one are arranged on the upper surface of the plum blossom piece one in a circumferential array, a plurality of liquid nitrogen injection holes two are arranged on the upper surface of the plum blossom piece two in a circumferential array, and a liquid forging groove is formed in the upper surface of the mould lower body.

[0008] Preferably, the upper surface of the first plum blossom sheet is provided with mounting holes one in a circumferential array, the upper surface of the second plum blossom sheet is provided with mounting holes two in a circumferential array, and the upper surface of the lower mold body is provided with mounting holes three in a circumferential array.

[0009] Preferably, the first plum blossom sheet and the second plum blossom sheet are provided with multiple groups, and the multiple groups of the first plum blossom sheet and the second plum blossom sheet are fixedly connected in a linear array, the upper surface of the multiple groups of the first plum blossom sheet is fixedly connected with a upper mold body, the upper surface of the upper mold body is provided with mounting holes four in a circumferential array, the mounting holes one, the mounting holes two, the mounting holes three and the mounting holes four form mounting channels, the upper surface of the upper mold body is provided with liquid nitrogen injection holes four in a circumferential array, and the liquid nitrogen injection holes one, the liquid nitrogen injection holes two, the liquid nitrogen injection holes three and the liquid nitrogen injection holes four form liquid nitrogen injection channels.

[0010] Preferably, the upper surface of the upper mold body is provided with an air outlet mechanism, the air outlet mechanism comprises a movable block, the upper surface of the movable block is penetrated by a U-shaped limiting rod and is in sliding connection with the U-shaped limiting rod, the lower surface of the U-shaped limiting rod is penetrated by a protective plate and is in sliding connection with the protective plate.

[0011] Preferably, the lower surface of the U-shaped limiting rod is fixedly connected with a T-shaped buckle, the right surface of the T-shaped buckle is provided with a sliding groove, and the inner surface of the sliding groove is in sliding connection with a movable buckle.

[0012] Preferably, the upper surface of the protective plate is fixedly connected with a limiting rod, the upper surface of the protective plate is in sliding connection with a limiting buckle, and the limiting rod penetrates the limiting buckle and is in sliding connection with the limiting buckle.

[0013] Preferably, the lower surface of the upper mold body is provided with air outlet grooves in a circumferential array, and the inner surface of the air outlet grooves is in sliding connection with movable blocks.

[0014] By means of the above technical scheme, the liquid forging mold with the cooling structure is provided.

[0015] (1) The first plum blossom sheet, the second plum blossom sheet, the lower mold body and the upper mold body are arranged, the first plum blossom sheet and the second plum blossom sheet are stacked to form the liquid forging mold as a whole, and the liquid nitrogen injection holes one, the liquid nitrogen injection holes two, the liquid nitrogen injection holes three and the liquid nitrogen injection holes four make the structure of the whole mold simpler.

[0016] (2) The movable block, the U-shaped limiting rod, the T-shaped buckle and the limiting rod are arranged, when it is necessary to perform air outlet treatment on the inside of the liquid forging mold, the limiting buckle is separated from the T-shaped buckle and the movable buckle by pressing the limiting rod downward, the movable block is released from limiting, and the liquid forging mold is more convenient to air outlet. BRIEF DESCRIPTION OF DRAWINGS

[0017] The accompanying drawings, which are included to provide a further understanding of the present application and constitute a part of this application, illustrate embodiments of the present application and together with the description serve to explain the principles of the present application.

[0018] Figure 1 is a schematic view of the overall structure of the present application;

[0019] Figure 2 is a schematic view of the overall structure of the present application; Figure 1 is an enlarged schematic view of the structure of part A;

[0020] Figure 3 is a schematic view of the overall structure of the present application;

[0021] Figure 4 is a schematic view of the overall structure of the present application;

[0022] Figure 5 is a schematic view of the overall structure of the present application;

[0023] In the figure: 1, lower body of the mold; 2, cooling mechanism; 21, plum blossom piece one; 22, plum blossom piece two; 23, liquid nitrogen injection hole one; 24, liquid nitrogen injection hole two; 25, liquid forging groove; 27, mounting hole one; 28, mounting hole two; 29, mounting hole three; 210, upper body of the mold; 211, mounting hole four; 212, liquid nitrogen injection hole four; 3, air outlet mechanism; 31, movable block; 32, U-shaped limiting rod; 33, additional guard plate; 34, T-shaped buckle; 35, sliding groove; 36, movable buckle; 37, limiting rod; 38, limiting buckle; 39, air outlet groove. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0025] Embodiment one

[0026] Please refer to Figures 1-5The utility model provides a kind of liquid forging mould with cooling structure, including mould lower body 1, the upper surface of mould lower body 1 is provided with cooling mechanism 2, cooling mechanism 2 includes plum blossom piece one 21, the upper surface of plum blossom piece one 21 is fixedly connected with the upper surface of mould lower body 1, the upper surface of plum blossom piece one 21 is fixedly connected with plum blossom piece two 22, the upper surface of plum blossom piece one 21 is circularly arrayed and is provided with liquid nitrogen injection hole one 23, the upper surface of plum blossom piece two 22 is circularly arrayed and is provided with liquid nitrogen injection hole two 24, the upper surface of mould lower body 1 is provided with liquid forging groove 25, the caliber of liquid forging groove 25 is same with the inner diameter of plum blossom piece one 21 and plum blossom piece two 22, by this setting, it can be by plum blossom piece one 21 and plum blossom piece two 22 into mould lower body 1, by hydraulic forming, mould is made, the upper surface of plum blossom piece one 21 is circularly arrayed and is provided with mounting hole one 27, the upper surface of plum blossom piece two 22 is circularly arrayed and is provided with mounting hole two 28, the upper surface of mould lower body 1 is circularly arrayed and is provided with mounting hole three 29, plum blossom piece one 21 and plum blossom piece two 22 are all provided with multiple groups and multiple groups plum blossom piece one 21 and plum blossom piece two 22 are fixedly connected with linear array, the upper surface of multiple groups plum blossom piece one 21 is fixedly connected with mould upper body 210, the upper surface of mould upper body 210 is circularly arrayed and is provided with mounting hole four 211, mounting hole one 27, mounting hole two 28, mounting hole three 29 and mounting hole four 211 form installation passageway, the caliber of mounting hole one 27, mounting hole two 28, mounting hole three 29 and mounting hole four 211 is same, while mounting hole one 27, mounting hole two 28, mounting hole three 29 and mounting hole four 211 are all provided with four groups, can by four groups bolt plum blossom piece one 21 and plum blossom piece two 22 and mould upper body 210 are fixed on mould lower body 1 simultaneously, make mould shape, to realize simple liquid forging mould with cooling structure, the upper surface of mould upper body 210 is circularly arrayed and is provided with liquid nitrogen injection hole four 212, liquid nitrogen injection hole one 23, liquid nitrogen injection hole two 24 and liquid nitrogen injection hole four 212 form liquid nitrogen injection passageway, the caliber of liquid nitrogen injection hole one 23 and liquid nitrogen injection hole two 24 is same, by this setting, it can be put into liquid nitrogen, it is convenient to cool the forging liquid in mould, while the caliber of liquid nitrogen injection hole four 212 is greater than the caliber of other injection holes, by this setting, liquid nitrogen is not leaked when being injected into injection hole.

[0027] In the embodiment, by the setting plum blossom piece one 21, plum blossom piece two 22, mould lower body 1 and mould upper body 210, by the stacking of plum blossom piece one 21 and plum blossom piece two 22, form liquid forging mould whole, simultaneously by liquid nitrogen injection hole one 23, liquid nitrogen injection hole two 24 and liquid nitrogen injection hole four 212, make the structure of whole mould more simple.

[0028] Embodiment two

[0029] Please refer to Figures 1-5On the basis of embodiment one, the utility model provides a technical scheme: preferably, the upper surface of the upper body 210 is provided with the air outlet mechanism 3, the air outlet mechanism 3 includes movable block 31, the inner surface of movable block 31 is provided with spring, one end of spring is fixed with movable block 31, the other end is fixed with the additional guard plate 33, through this setting, after not being limited in movable block 31, through the elastic force of spring, can be ejected from the air outlet groove 39, the upper surface of movable block 31 is penetrated with U-shaped limit rod 32 and is connected with U-shaped limit rod 32 slidingly, U-shaped limit rod 32 is formed by vertical rod and cross bar, vertical rod penetrates movable block 31 and additional guard plate 33, can limit movable block 31, ensure that movable block 31 can be clamped in air outlet groove 39, thereby prevent air leakage and liquid leakage, and the outer arc surface of vertical rod is sleeved with spring, one end of spring is fixed with cross bar, through this setting, make U-shaped limit rod 32 in the unlimited condition, through the elastic force of spring, will move upwards, the lower surface of U-shaped limit rod 32 is penetrated with additional guard plate 33 and is connected with additional guard plate 33 slidingly, the lower surface of U-shaped limit rod 32 is fixedly connected with T-shaped buckle 34, the lower surface of T-shaped buckle 34 is trapezoidal, through this setting, after T-shaped buckle 34 is contacted with limit buckle 38, will resist limit buckle 38 to both sides, make limit buckle 38 separate to both sides, the right surface of T-shaped buckle 34 is provided with sliding slot 35, the inner surface of sliding slot 35 is connected with movable buckle 36 slidingly, through the sliding slot 35 set up, can limit movable buckle 36, ensure that movable buckle 36 can move stably, and the both sides of movable buckle 36 are diamond-shaped, through this setting, when the upper and lower sides of movable buckle 36 are contacted with limit buckle 38, also will resist limit buckle 38, make limit buckle 38 separate to both sides, the upper surface of additional guard plate 33 is fixedly connected with limit rod 37, the outer arc surface of limit rod 37 is provided with spring, one end of spring is fixed with limit buckle 38, the other end is fixed with additional guard plate 33, through this setting, make limit buckle 38 can restore original position after being extruded by elastic force, the upper surface of additional guard plate 33 is connected with limit buckle 38 slidingly, limit rod 37 penetrates limit buckle 38 and is connected with limit buckle 38 slidingly, the lower surface of upper body 210 is provided with air outlet groove 39 in circular array, the inner surface of air outlet groove 39 is connected with movable block 31 slidingly, through the air outlet groove 39 set up, can make upper body 210 can air outlet, facilitate liquid forging die to use.

[0030] In the embodiment, when the inside of the liquid forging die needs to be treated, the limit of the movable block 31 is released by pressing the limit rod 37 downward to make the limit buckle 38 separate from the T-shaped buckle 34 and the movable buckle 36, which makes the liquid forging die air outlet more conveniently.

[0031] The working principle is that in the process of manufacturing the mold, after the plum blossom sheet one 21 and the plum blossom sheet two 22 are stacked on the mold lower body 1, the mold upper body 210 is placed on the upper surface of the uppermost plum blossom sheet two 22, and the mounting hole one 27, the mounting hole two 28, the mounting hole three 29 and the mounting hole four 211 are aligned, then the liquid nitrogen injection hole one 23, the liquid nitrogen injection hole two 24 and the liquid nitrogen injection hole four 212 are automatically aligned, the plum blossom sheet one 21 and the plum blossom sheet two 22 are fixed on the mold lower body 1 by passing four groups of bolts through the plum blossom sheet one 21 and the plum blossom sheet two 22, the liquid forging mold is formed, the forging liquid is injected into the liquid forging groove 25 through the plum blossom sheet one 21 and the plum blossom sheet two 22 after the liquid nitrogen is injected into the formed liquid nitrogen injection channel, and the liquid forging mold can be used for mold manufacturing. After the mold manufacturing is completed, the U-shaped limiting rod 32 is pressed downward, the T-shaped buckle 34 and the movable buckle 36 are moved downward at the same time under the driving of the U-shaped limiting rod 32, the movable buckle 36 is moved upward under the extrusion of the limiting buckle 38 due to the sliding groove 35, the limiting buckle 38 is separated to two sides after the movable buckle 36 is extruded to the inclined surface of the limiting buckle 38 under the limiting of the sliding groove 35, the U-shaped limiting rod 32 is loosened, the spring force arranged on the U-shaped limiting rod 32 is used for bouncing the U-shaped limiting rod 32 upward, the T-shaped buckle 34 and the movable buckle 36 are bounced upward and away from the limiting buckle 38 under the spring force, and the U-shaped limiting rod 32 is separated from the protective plate 33. After the movable block 31 loses the limiting of the U-shaped limiting rod 32, the movable block 31 is bounced out of the protective plate 33 by the spring, and the air outlet groove 39 can be used for air outlet.

[0032] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0033] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made thereto without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A liquid forging die having a cooling structure, comprising a lower die body (1), characterized in that: The upper surface of the lower body (1) is provided with a cooling mechanism (2), the cooling mechanism (2) comprises plum blossom piece one (21), the lower surface of the plum blossom piece one (21) is fixedly connected with the upper surface of the lower body (1), the upper surface of the plum blossom piece one (21) is fixedly connected with plum blossom piece two (22), the upper surface of the plum blossom piece one (21) is circumferentially arrayed and provided with liquid nitrogen injection hole one (23), the upper surface of the plum blossom piece two (22) is circumferentially arrayed and provided with liquid nitrogen injection hole two (24), and the upper surface of the lower body (1) is provided with liquid forging groove (25).

2. A liquid forging die having a cooling structure according to claim 1, characterized by: The upper surface of the plum blossom piece one (21) is circumferentially arrayed and provided with mounting hole one (27), the upper surface of the plum blossom piece two (22) is circumferentially arrayed and provided with mounting hole two (28), and the upper surface of the lower body (1) is circumferentially arrayed and provided with mounting hole three (29).

3. A liquid forging die having a cooling structure according to claim 2, characterized in that: The plum blossom piece one (21) and the plum blossom piece two (22) are provided with multiple groups, and the multiple groups of plum blossom piece one (21) and plum blossom piece two (22) are fixedly connected in linear array, the upper surface of the multiple groups of plum blossom piece one (21) is fixedly connected with the upper body (210) of the mold, the upper surface of the upper body (210) of the mold is circumferentially arrayed and provided with mounting hole four (211), the mounting hole one (27), the mounting hole two (28), the mounting hole three (29) and the mounting hole four (211) form an installation channel, the upper surface of the upper body (210) of the mold is circumferentially arrayed and provided with liquid nitrogen injection hole four (212), and the liquid nitrogen injection hole one (23), the liquid nitrogen injection hole two (24) and the liquid nitrogen injection hole four (212) form a liquid nitrogen injection channel.

4. The liquid forging die having a cooling structure according to claim 3, characterized by: The upper surface of the upper body (210) of the mold is provided with an air outlet mechanism (3), the air outlet mechanism (3) comprises a movable block (31), the upper surface of the movable block (31) penetrates a U-shaped limiting rod (32) and is slidably connected with the U-shaped limiting rod (32), the lower surface of the U-shaped limiting rod (32) penetrates a protective plate (33) and is slidably connected with the protective plate (33).

5. A liquid forging die having a cooling structure according to claim 4, characterized in that: The lower surface of the U-shaped limiting rod (32) is fixedly connected with a T-shaped buckle (34), the right surface of the T-shaped buckle (34) is provided with a sliding groove (35), and the inner surface of the sliding groove (35) is slidably connected with a movable buckle (36).

6. A liquid forging die having a cooling structure according to claim 5, characterized by: The upper surface of the protective plate (33) is fixedly connected with a limiting rod (37), the upper surface of the protective plate (33) is slidably connected with a limiting buckle (38), and the limiting rod (37) penetrates the limiting buckle (38) and is slidably connected with the limiting buckle (38).

7. A liquid forging die having a cooling structure according to claim 6, characterized in that: The lower surface of the upper body (210) of the mold is circumferentially arrayed and provided with an air outlet groove (39), and the inner surface of the air outlet groove (39) is slidably connected with the movable block (31).

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