CN212682380U

CN212682380U - Graphite mould

Info

Publication number: CN212682380U
Application number: CN202021212161.4U
Authority: CN
Inventors: 徐浩; 徐权; 邹宝华; 赵立刚; 闫彬
Original assignee: Qingdao Dadi Carbon Technology Co ltd
Current assignee: Qingdao Dadi Carbon Technology Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-03-12
Anticipated expiration: 2030-06-24

Abstract

The utility model relates to a graphite mold belongs to mould technical field, and it includes the mould body, and the mould body is including being located the vertical baffle in middle part, and the baffle is first forming die cavity and second forming die cavity with the internal partitioning of mould body, and the mould body includes diapire and lateral wall, and mould body outside is equipped with the shell with mould body swing joint, and the shell includes bottom plate and curb plate, is equipped with a plurality of limiting plates between curb plate and the lateral wall, leaves a plurality of cavitys of preheating between curb plate, mould body and the limiting plate, and a plurality of banding recesses have been seted up in the lateral wall outside. The utility model discloses have good, the long service life's of heat resistance effect.

Description

Graphite mould

Technical Field

The utility model belongs to the technical field of the mould technique and specifically relates to a graphite mold is related to.

Background

In recent years, the mold industry is rapidly developed, graphite materials, new processes and increasing mold factories continuously impact the mold market, and graphite is gradually the first choice material for mold manufacturing due to good physical and chemical properties of graphite.

The existing Chinese patent with publication number CN201913185U discloses a graphite mold for copper-nickel alloy ingot casting, which relates to a mold and comprises a mold body and a mold cover, wherein the mold body and the mold cover are tightly attached to the inner wall of the mold body and the mold cover and are provided with an alumina composite ceramic inner coating, the upper surface of the mold cover is provided with a handle, and the mold further comprises a vent hole, and the vent hole penetrates through the whole mold cover and the handle. The utility model discloses a simple structure, it is practical, convenient, the performance is excellent, has guaranteed the performance of copper-nickel alloy.

The above prior art solutions have the following drawbacks: when the ultra-high-temperature metal liquid is injected into the graphite mold, the internal temperature of the graphite mold is sharply increased, the external temperature of the graphite mold is lower, the internal and external temperature difference is larger, the graphite mold is very easy to crack, and the service life of the graphite mold is shortened.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a graphite mold, cracked phenomenon appears because of the mould that leads to in the twinkling of an eye high temperature metal liquid injection can effectively be avoided to this mould, has prolonged the life of mould.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a graphite mold, includes the mould body, the mould body is including being located the vertical baffle in middle part, the baffle is first die cavity and second die cavity with the internal partitioning of mould body, the mould body includes diapire and lateral wall, mould body outside be equipped with mould body swing joint's shell, the shell includes bottom plate and curb plate, be equipped with a plurality of limiting plates between curb plate and the lateral wall, leave a plurality of cavitys of preheating between curb plate, mould body and the limiting plate, a plurality of banding recesses have been seted up in the lateral wall outside.

Through adopting above-mentioned technical scheme, when using this mould, preheat earlier the shell and make the shell temperature rise, put into the shell with the mould body again, the limiting plate can prevent that the mould body from rocking in the shell, then pour into preheating liquid in preheating the cavity, wait for after the mould body fully absorbs the heat that preheats liquid, will wait to cast metal liquid again and pour into first forming die cavity and second forming die cavity into, can prevent that the mould body from being heated and taking place deformation and fracture, through setting up the recess and preheating the cavity, the cracked phenomenon appears in the mould that can effectively avoid leading to because of high temperature metal liquid pours into in the twinkling of an eye, the life of mould has been prolonged.

The present invention may be further configured in a preferred embodiment as: the limiting plate and the side plate are integrally formed, one end, far away from the side plate, of the limiting plate is provided with a wavy pattern I, and a contact position between the side wall and the side plate is provided with a pattern II matched with the pattern I.

Through adopting above-mentioned technical scheme, limiting plate and shell integrated into one piece design, limiting plate and shell firm in connection are difficult for droing, set up decorative pattern one and decorative pattern two of mutually supporting, are convenient for transmit the heat between shell and the mould body mutually.

The present invention may be further configured in a preferred embodiment as: the mould is characterized in that a hollow base is arranged at the lower end of the mould body and comprises an upper plate and a side frame, and the upper plate and the bottom wall are integrally formed.

Through adopting above-mentioned technical scheme, upper plate and diapire integrated into one piece, the diapire of being convenient for is to the upper plate transmission heat, and the base cavity design is convenient for give off the heat.

The present invention may be further configured in a preferred embodiment as: the side frame is connected with a plurality of radiating strips arranged in a longitude and latitude mode.

Through adopting above-mentioned technical scheme, set up the radiating strip and further improved the radiating effect of base, be convenient for lose the heat that the mould body transmitted and come for the cooling rate of mould body.

The present invention may be further configured in a preferred embodiment as: the heat dissipation strip is provided with a plurality of first heat dissipation holes.

Through adopting above-mentioned technical scheme, set up louvre one, further increased the heat radiating area of base to the cooling rate of mould body has further been accelerated.

The present invention may be further configured in a preferred embodiment as: the bottom plate is provided with a mounting groove, and the lower end of the side frame is matched with the mounting groove.

Through adopting above-mentioned technical scheme, put into the shell with the mould body, the side frame lower extreme is arranged in the mounting groove, can play better sealed effect, when can avoiding annotating preheating liquid into preheating the cavity, preheating liquid flows into in the base.

The present invention may be further configured in a preferred embodiment as: a plurality of second heat dissipation holes are formed in the middle of the bottom plate, and the second heat dissipation holes are opposite to the heat dissipation strips.

Through adopting above-mentioned technical scheme, second louvre just right with the heat dissipation strip, sets up second louvre and is convenient for the heat dissipation strip heat dissipation, and then is convenient for improve the radiating rate of mould body.

The present invention may be further configured in a preferred embodiment as: the upper end of the side wall is higher than the side plate, and handles are arranged on two opposite sides of the part, higher than the side plate, of the side wall.

Through adopting above-mentioned technical scheme, the lateral wall is higher than the curb plate to set up the handle, be convenient for place the mould body with the shell in and take out from the shell.

To sum up, the utility model discloses a following at least one useful technological effect:

1. by arranging the shell and arranging the groove on the side wall of the die body, when high-temperature metal liquid is injected into the first forming cavity and the second forming cavity, the die body is not easy to crack, and the service life of the die body is further prolonged;

2. through setting up hollow base and set up the heat dissipation strip in hollow base, improved the radiating rate of mould body, be favorable to the cooling of mould body.

Drawings

FIG. 1 is a schematic view of a graphite mold;

FIG. 2 is a schematic structural diagram of a mold body according to an embodiment.

In the figure, 1, a die body; 11. a bottom wall; 12. a side wall; 13. a groove; 14. a partition plate; 3. a housing; 31. a side plate; 32. a base plate; 4. a limiting plate; 41. preheating the cavity; 42. a first pattern; 43. a second pattern; 5. a base; 55. an upper plate; 56. a side frame; 6. a heat dissipating strip; 66. a first heat dissipation hole; 7. a handle.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a graphite mold, including mould body 1 and the shell 3 that is located the outside of mould body 1. The mold body 1 includes a partition 14 vertically positioned in the middle, and the partition 14 partitions the interior of the mold body 1 into a first molding cavity and a second molding cavity. The mould body 1 shapes the mould, and the shell 3 can be used for preheating the mould body 1.

The die body 1 comprises a bottom wall 11 and a side wall 12, a plurality of strip-shaped vertical grooves 13 are formed in the outer side of the side wall 12, the grooves 13 can be reserved for a certain deformation space of the die body 1, and the die body 1 can be prevented from being deformed and cracked when being heated. The upper end of the side wall 12 protrudes out of the upper end of the side plate 31, and two opposite sides of the part of the side wall 12 higher than the side plate 31 are provided with horizontal handles 7, and the handles 7 are held to facilitate the placement and the taking out of the mold body 1 from the shell 3.

Referring to fig. 1 and 2, a hollow base 5 is arranged at the lower end of the die body 1, and the base 5 is hollow so as to radiate heat conveniently. The base 5 comprises an upper plate 55 and a side frame 56, the upper plate 55 is integrally formed with the bottom wall 11, and the integrally formed upper plate 55 and the bottom wall 11 facilitate the bottom wall 11 to transfer heat to the upper plate 55. The side frame 56 is connected with a plurality of radiating strips 6 arranged in a longitude and latitude manner, and the radiating strips 6 improve the radiating effect of the base 5, so that the heat transmitted by the die body 1 can be conveniently dissipated.

The heat dissipation strip 6 is provided with a plurality of first heat dissipation holes 66, and the first heat dissipation holes 66 further increase the heat dissipation area of the base 5, so that the cooling speed of the die body 1 is further increased.

Referring to fig. 1 and 2, the shell 3 is arranged outside the die body 1, the shell 3 is movably connected with the die body 1, the shell 3 comprises a bottom plate 32 and a side plate 31, a plurality of vertical limiting plates 4 are arranged between the side plate 31 and the side wall 12, and the limiting plates 4 and the side plate 31 are integrally formed. The limit plate 4 can prevent the mold body 1 from shaking in the housing 3. One end, far away from the side plate 31, of the limiting plate 4 is provided with a wavy first pattern 42, a second pattern 43 matched with the first pattern 42 is arranged at the abutting position of the side wall 12 and the side plate 31, and the first pattern 42 and the second pattern 43 which are matched with each other are arranged to increase the contact area between the limiting plate 4 and the side wall 12, so that heat can be conveniently transferred between the shell 3 and the die body 1.

Referring to fig. 1 and 2, a plurality of preheating cavities 41 are left between the side plate 31, the mold body 1 and the limiting plate 4, when a metal ingot is cast by using the mold, preheating liquid can be injected into the preheating cavities 41 first, so that the outer side of the mold body 1 absorbs heat, and when the metal liquid is injected into the first molding cavity and the second molding cavity, the mold is not cracked due to large temperature difference between the inside and the outside of the mold. The mounting groove has been seted up to bottom plate 32 upper end, and the lower extreme of side frame 56 cooperatees with the mounting groove, and the lower extreme of side frame 56 is arranged in the mounting groove, can play better sealed effect and when pouring preheating liquid into preheating cavity 41, can avoid preheating liquid to flow into in the base 5.

The middle part of the bottom plate 32 is provided with a plurality of second heat dissipation holes which are opposite to the heat dissipation strips 6. The second heat dissipation holes are formed, so that the heat dissipation strips 6 can dissipate heat conveniently, and the heat dissipation speed of the die body 1 is increased.

The implementation principle of the embodiment is as follows: when the mould is used, the shell 3 is preheated to raise the temperature of the shell 3, then the mould body 1 is placed into the shell 3, then the preheating liquid is injected into the preheating cavity 41, and after the mould body 1 fully absorbs the heat of the preheating liquid, the metal liquid to be cast is injected into the first forming cavity and the second forming cavity.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A graphite mold comprises a mold body (1), and is characterized in that: mould body (1) is including being located middle part vertical baffle (14), baffle (14) are first die cavity and second die cavity with the internal partitioning of mould body (1), mould body (1) includes diapire (11) and lateral wall (12), mould body (1) outside is equipped with shell (3) with mould body (1) swing joint, shell (3) are including bottom plate (32) and curb plate (31), be equipped with a plurality of limiting plate (4) between curb plate (31) and lateral wall (12), leave a plurality of preheating cavity (41) between curb plate (31), mould body (1) and limiting plate (4), a plurality of banding recess (13) have been seted up in lateral wall (12) outside.

2. A graphite mold according to claim 1, wherein: limiting plate (4) and curb plate (31) are integrated into one piece, the one end that curb plate (31) were kept away from in limiting plate (4) is equipped with wavy decorative pattern one (42), lateral wall (12) are equipped with decorative pattern two (43) with decorative pattern one (42) matched with curb plate (31) conflict department.

3. A graphite mold according to claim 1, wherein: the mould is characterized in that a hollow base (5) is arranged at the lower end of the mould body (1), the base (5) comprises an upper plate (55) and a side frame (56), and the upper plate (55) and the bottom wall (11) are integrally formed.

4. A graphite mold according to claim 3, wherein: the side frame (56) is connected with a plurality of radiating strips (6) which are arranged in a longitude and latitude mode.

5. A graphite mold according to claim 4, wherein: the heat dissipation strip (6) is provided with a plurality of first heat dissipation holes (66).

6. A graphite mold according to claim 3, wherein: the bottom plate (32) is provided with a mounting groove, and the lower end of the side frame (56) is matched with the mounting groove.

7. The graphite mold according to claim 6, wherein: the middle part of the bottom plate (32) is provided with a plurality of second heat dissipation holes, and the second heat dissipation holes are opposite to the heat dissipation strips (6).

8. A graphite mold according to claim 1, wherein: the upper end of the side wall (12) is higher than the side plate (31), and handles (7) are arranged on two opposite sides of the part, higher than the side plate (31), of the side wall (12).