CN216705882U

CN216705882U - Hollow graphite mold

Info

Publication number: CN216705882U
Application number: CN202122803150.4U
Authority: CN
Inventors: 祝德江; 王培杰; 祝琪雁
Original assignee: Qingdao Xiangtai Carbon Co ltd
Current assignee: Qingdao Xiangtai Carbon Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-06-10
Anticipated expiration: 2031-11-16

Abstract

The utility model discloses a hollow graphite mold, which comprises a protective shell and an inner mold core, wherein the inner mold core is arranged inside the protective shell, a charging hole is formed in the top end of the protective shell, a base is arranged at the bottom end of the protective shell, a structure convenient to disassemble and assemble is arranged between the protective shell and the base, and the structure convenient to disassemble and assemble comprises a threaded sleeve, a sealing ring and a threaded groove. This hollow graphite mould passes through threaded sleeve fixed connection and locates at the intermediate position of protective housing bottom, threaded sleeve's bottom bonding is fixed with the sealing washer, the inside on base top is provided with the thread groove, the base rotates, make the thread groove move back from threaded sleeve's outside gradually, can pull down the base, thereby can make this mould both ends link up with the outside, adopt split type detachable structure like this, can make things convenient for the drawing of patterns and can conveniently clear up and maintain the inside wall of internal mold core again, it is comparatively convenient to use, what solve adopts the integral type structure, drawing of patterns and inside maintain the problem that all is comparatively inconvenient.

Description

Hollow graphite mold

Technical Field

The utility model relates to the technical field of graphite molds, in particular to a hollow graphite mold.

Background

The mould is the basic technological equipment used extensively in the industrial production, in modern industrial production, the product part adopts and rams, forge and press to take shape, die-casting and shaping, extrusion molding, plastic injection or other shaping processing methods extensively, match with shaping mould, make the blank take shape and process into the part meeting product requirement, in recent years, the home and abroad is popularizing from the state of molten metal and making the advanced production methods such as bar or tubular product continuously (or semi-continuously) directly, have already begun to adopt this method in copper, copper alloy, aluminium alloy, etc. in China, the artificial graphite is regarded as the mould for continuous casting or semi-continuous casting of nonferrous metal as the most suitable material, the hollow graphite mould used for making bar or tubular product at present adopts the integral structure, demold and the internal maintenance is comparatively inconvenient; the cooling rate is slow, and the use requirement cannot be met; the graphite mold is easy to damage due to collision, the normal use of the graphite mold is influenced, and the hollow graphite mold is improved aiming at the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a hollow graphite mold, which aims to solve the problem that the prior art proposes an integrated structure, and the demolding and internal maintenance are inconvenient.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a hollow graphite mould, includes protective housing and inner mold core, the inner mold core sets up the inside at the protective housing, the top of protective housing is provided with the charge door, the bottom of protective housing is provided with the base, be provided with the dismouting structure of being convenient for between protective housing and the base, the dismouting structure of being convenient for includes threaded sleeve, sealing washer and thread groove.

Preferably, the threaded sleeve is fixedly connected to the middle position of the bottom end of the protective shell, a sealing ring is fixedly bonded to the bottom end of the threaded sleeve, and a threaded groove is formed in the top end of the base.

Preferably, the thread on the outer part of the threaded sleeve is matched with the thread on the inner part of the thread groove, and the threaded sleeve and the thread groove form a threaded connection.

Preferably, a cooling ring pipe is spirally wound on the outer side wall of the inner mold core, a water inlet is fixedly connected to one end of the cooling ring pipe, a water outlet is fixedly connected to the other end of the cooling ring pipe, and heat dissipation holes are uniformly formed in the protective shell.

Preferably, the water inlet and the water outlet penetrate through the outside of the protective shell through the shaft sleeves respectively, and the heat dissipation holes are arranged on the protective shell at equal intervals.

Preferably, the top end of the protective shell is fixedly bonded with an upper rubber sleeve, the bottom end of the base is fixedly bonded with a lower rubber sleeve, and the edges of the lower rubber sleeve and the upper rubber sleeve respectively protrude outwards.

Compared with the prior art, the utility model has the beneficial effects that: the hollow graphite mould not only realizes the adoption of a split structure, is convenient to demould and maintain inside, realizes higher cooling rate, can meet the use requirement, but also realizes the difficulty of damage of the graphite mould caused by collision and ensures the normal use of the graphite mould;

(1) the mold is fixedly connected to the middle position of the bottom end of the protective shell through the threaded sleeve, the bottom end of the threaded sleeve is fixedly bonded with the sealing ring, the threaded groove is formed in the top end of the base, and when the mold is used, the base is rotated to enable the threaded groove to gradually retreat from the outside of the threaded sleeve, so that the base can be disassembled, two ends of the mold can be communicated with the outside, a split detachable structure is adopted, the mold can be conveniently demolded, the inner side wall of the inner mold core can be conveniently cleaned and maintained, and the mold is convenient to use;

(2) the cooling ring pipe is spirally wound on the outer side wall of the inner mold core, one end of the cooling ring pipe is fixedly connected with the water inlet, the other end of the cooling ring pipe is fixedly connected with the water outlet, and the protective shell is uniformly provided with heat dissipation holes;

(3) the top through the protective housing bonds and is fixed with the rubber sleeve, the bottom bonding of base is fixed with down the rubber sleeve, the edge of lower rubber sleeve and last rubber sleeve is outside protrusion part respectively, when using, including the mold core outside set up the protective housing can play better protection effect to the inner mold core, and the lower rubber sleeve of last rubber sleeve at protective housing top and base bottom all can make this mould carry out shock attenuation protection when receiving the collision in addition, avoid this mould to receive the damage because the collision, prolong this graphite jig's life.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic bottom view of the protective case of the present invention;

fig. 4 is an enlarged partial cross-sectional front view of the base of the present invention.

In the figure: 1. a protective shell; 2. a base; 3. a rubber sleeve is arranged; 4. an inner mold core; 5. a cooling loop; 6. a water inlet; 7. a rubber sleeve is arranged; 8. a feed inlet; 9. heat dissipation holes; 10. a water outlet; 11. a threaded sleeve; 12. a seal ring; 13. a thread groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1: referring to fig. 1-4, a hollow graphite mold comprises a protective shell 1 and an inner mold core 4, wherein the inner mold core 4 is arranged inside the protective shell 1, a feed inlet 8 is arranged at the top end of the protective shell 1, a base 2 is arranged at the bottom end of the protective shell 1, and a structure convenient to disassemble and assemble is arranged between the protective shell 1 and the base 2 and comprises a threaded sleeve 11, a sealing ring 12 and a threaded groove 13;

the threaded sleeve 11 is fixedly connected to the middle position of the bottom end of the protective shell 1, a sealing ring 12 is fixedly bonded to the bottom end of the threaded sleeve 11, and a threaded groove 13 is formed in the top end of the base 2;

the thread on the outer part of the threaded sleeve 11 is matched with the thread on the inner part of the threaded groove 13, and the threaded sleeve 11 is in threaded connection with the threaded groove 13;

specifically, as shown in fig. 1 and 4, when using, the base 2 is rotated, the thread groove 13 is gradually withdrawn from the outside of the threaded sleeve 11, the base 2 can be detached, so that the two ends of the die are communicated with the outside, the split detachable structure is adopted, the die can be conveniently demolded, the inner side wall of the inner die core 4 can be conveniently cleaned and maintained, and the use is convenient.

Example 2: a cooling ring pipe 5 is spirally wound on the outer side wall of the inner mold core 4, one end of the cooling ring pipe 5 is fixedly connected with a water inlet 6, the other end of the cooling ring pipe 5 is fixedly connected with a water outlet 10, heat dissipation holes 9 are uniformly formed in the protective shell 1, the water inlet 6 and the water outlet 10 penetrate through the outer part of the protective shell 1 through shaft sleeves respectively, and the heat dissipation holes 9 are arranged on the protective shell 1 at equal intervals;

specifically, as shown in fig. 1 and 2, when the graphite mold is used, the spiral water channel formed outside the inner mold core 4 by the cooling ring pipe 5 can rapidly complete heat exchange with the inner mold core 4, the heat of the inner mold core 4 can be rapidly taken away, and the heat exchange between the inner mold core 4 and the outside air can be accelerated by the arrangement of the heat dissipation holes 9, so that the cooling rate of the graphite mold is high, the work efficiency of the graphite mold is improved, and the use requirement can be met.

Example 3: an upper rubber sleeve 7 is fixedly bonded at the top end of the protective shell 1, a lower rubber sleeve 3 is fixedly bonded at the bottom end of the base 2, and the edges of the lower rubber sleeve 3 and the upper rubber sleeve 7 respectively protrude outwards;

specifically, as shown in fig. 1, 2 and 3, when the graphite mold is used, the protective shell 1 is arranged outside the inner mold core 4, so that a good protection effect can be achieved on the inner mold core 4, and the upper rubber sleeve 7 at the top of the protective shell 1 and the lower rubber sleeve 3 at the bottom of the base 2 can both enable the mold to be protected in a shock absorption manner when the mold is collided, so that the mold is prevented from being damaged due to collision, and the service life of the graphite mold is prolonged.

The working principle is as follows: when the utility model is used, firstly, the protective shell 1 is arranged outside the inner mold core 4 to play a better protection effect on the inner mold core 4, and the upper rubber sleeve 7 at the top of the protective shell 1 and the lower rubber sleeve 3 at the bottom of the base 2 can ensure that the mold can be subjected to shock absorption protection when being collided, so that the damage of the mold due to collision is avoided, the service life of the graphite mold is prolonged, secondly, the spiral water path formed outside the inner mold core 4 by the cooling ring pipe 5 can be utilized to quickly exchange heat with the inner mold core 4 and quickly take away the heat of the inner mold core 4, and the arrangement of the heat dissipation holes 9 can also accelerate the heat exchange between the inner mold core 4 and the outside air, so that the graphite mold has a higher cooling rate, the working efficiency of the graphite mold is improved, and finally, the base 2 is rotated to ensure that the thread groove 13 gradually retreats from the outside of the thread sleeve 11, so that the base 2 can be disassembled, thereby can make this mould both ends link up with the outside, adopt split type detachable structure like this, can make things convenient for the drawing of patterns can conveniently clear up and maintain the inside wall of inner mold core 4 again, it is comparatively convenient to use.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a hollow graphite mould, includes protective housing (1) and inner mold core (4), its characterized in that: inner mold core (4) set up in the inside of protective housing (1), the top of protective housing (1) is provided with charge door (8), the bottom of protective housing (1) is provided with base (2), be provided with the dismouting structure of being convenient for between protective housing (1) and base (2), the dismouting structure of being convenient for includes threaded sleeve (11), sealing washer (12) and thread groove (13).

2. The hollow graphite mold according to claim 1, wherein: threaded sleeve (11) fixed connection is in the intermediate position department of protective housing (1) bottom, the bottom bonding of threaded sleeve (11) is fixed with sealing washer (12), the inside on base (2) top is provided with thread groove (13).

3. The hollow graphite mold according to claim 1, wherein: the thread on the outer portion of the threaded sleeve (11) is matched with the thread on the inner portion of the thread groove (13), and the threaded sleeve (11) is in threaded connection with the thread groove (13).

4. The hollow graphite mold according to claim 1, wherein: spiral winding has cooling ring pipe (5) on the lateral wall of inner mould core (4), the one end fixedly connected with water inlet (6) of cooling ring pipe (5), the other end fixedly connected with delivery port (10) of cooling ring pipe (5), louvre (9) have evenly been seted up on protective housing (1).

5. The hollow graphite mold according to claim 4, wherein: the water inlet (6) and the water outlet (10) penetrate through the outside of the protective shell (1) through the shaft sleeves respectively, and the heat dissipation holes (9) are arranged on the protective shell (1) at equal intervals.

6. The hollow graphite mold according to claim 1, wherein: the top of protective housing (1) bonds and is fixed with rubber sleeve (7), the bottom bonding of base (2) is fixed with down rubber sleeve (3), the edge of rubber sleeve (3) and last rubber sleeve (7) is outside partly of protrusion respectively down.