CN213918827U

CN213918827U - Forming die for square graphite crucible capable of being formed quickly and being conveniently demoulded

Info

Publication number: CN213918827U
Application number: CN202021949341.0U
Authority: CN
Inventors: 王庆辉
Original assignee: Jilin Hengchang Carbon Group Co ltd
Current assignee: Jilin Hengchang Carbon Group Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-08-10
Anticipated expiration: 2030-09-08

Abstract

The utility model discloses a forming die for a square graphite crucible, which can be rapidly formed and is convenient for demoulding, and relates to the technical field of crucible production equipment, comprising a lower template, wherein four corners of the lower surface of the lower template are fixedly connected with supporting legs, the upper surface of the lower template is fixedly connected with a lower die, the upper surface of the lower die is provided with a die cavity, and the lower surface of the lower template is provided with a hydraulic cylinder I. The fixed forming time of the crucible is reduced, thereby improving the production efficiency.

Description

Forming die for square graphite crucible capable of being formed quickly and being conveniently demoulded

Technical Field

The utility model relates to a crucible production facility technical field specifically is a can take shape fast and convenient square graphite crucible of drawing of patterns uses forming die.

Background

The graphite crucible has good thermal conductivity and high temperature resistance, and has small thermal expansion coefficient and certain strain resistance to rapid heating and rapid cooling in the high-temperature use process. Has strong corrosion resistance to acid and alkaline solutions and excellent chemical stability. In the industrial departments of metallurgy, casting, machinery, chemical engineering and the like, the smelting method is widely used for smelting alloy tool steel and smelting non-ferrous metals and alloys thereof, and has better technical and economic effects.

In the production process of the graphite crucible, a forming mold is required for shaping, and in the production process of the traditional forming mold, the period from the injection of a material which is melted into liquid to the cooling, fixing and forming of the material is long, so that the production efficiency of the graphite crucible is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can take shape fast and convenient square graphite crucible of drawing of patterns uses forming die to solve the problem that provides in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a forming die for a square graphite crucible, which can be formed quickly and is convenient to demold, comprises a lower template, wherein four corners of the lower surface of the lower template are fixedly connected with supporting legs, the upper surface of the lower template is fixedly connected with a lower die, the upper surface of the lower die is provided with a die cavity, the lower surface of the lower template is provided with a first hydraulic cylinder, the output end of the first hydraulic cylinder is fixedly connected with a thimble, the upper end of the thimble sequentially penetrates through the lower template and the lower die, the side surface of the lower die is fixedly sleeved with a matched heat exchange sleeve, one side surface of the heat exchange sleeve is fixedly communicated with a water outlet pipe, the upper surface of the lower template is fixedly connected with a supporting plate, the upper surface of the supporting plate is provided with a first water pump, the outlet of the first water pump is fixedly communicated with the heat exchange sleeve through a water pipe, the last surface mounting of roof has pneumatic cylinder two, the output of pneumatic cylinder two runs through the upper surface and the fixedly connected with cope match-plate pattern of roof, the lower fixed surface of cope match-plate pattern is connected with the mold core, the cavity has been seted up to the upper surface of mold core, the last fixed surface of cope match-plate pattern is connected with the fill of intaking of cavity intercommunication, the last fixed intercommunication of upper surface of cope match-plate pattern has the feeder hopper that two symmetries set up, the last surface mounting of cope match-plate pattern has pump two, the fixed intercommunication in import of pump two has the drinking-water pipe, the other end of drinking-water pipe runs through the upper surface of cope match-plate pattern and extends to in the cavity, the fixed intercommunication in export of pump two has the drain pipe.

As a further aspect of the present invention: the four corners of the upper surface of the heat exchange sleeve are fixedly connected with guide columns, and the upper ends of the guide columns penetrate through the upper template and are fixedly connected with the lower surface of the top plate.

As a further aspect of the present invention: and an observation window is fixedly arranged on the front end face of the heat exchange sleeve.

As a further aspect of the present invention: and the water outlet pipe is provided with a matched control valve.

As a further aspect of the present invention: the lower surface of the supporting plate is fixedly connected with the side surface of the lower template through two rib plates which are arranged in parallel.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses when using, pour into the raw materials into in the chamber of compriseing die cavity and mold core through two feeder hoppers, during the cooling, water pump one is through pumping hose and raceway in with the cold water suction to the heat transfer cover, cool off the lateral surface of the intracavity crucible through the cold water in the heat transfer cover, let in cold water in the cavity through the fill of intaking, cool off the medial surface of the crucible in the chamber through the cold water in the cavity, thereby make the crucible can quick even cooling, reduce the fixed time that takes shape of crucible, thereby the production efficiency is improved, the back that finishes in the cooling, mention the cope match-plate pattern through pneumatic cylinder two, make the mold core take out by the drive thimble of rethread pneumatic cylinder one, thereby can convenient and fast take out the fashioned crucible jack-up drawing of patterns in the die cavity.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic sectional view of the present invention.

In the figure: 1. supporting legs; 2. a support plate; 3. a water pumping hose; 4. a first water pump; 5. a water delivery pipe; 6. a support pillar; 7. Mounting a template; 8. a water pumping pipe; 9. a second water pump; 10. a top plate; 11. a first hydraulic cylinder; 12. a lower template; 13. a water outlet pipe; 14. a heat exchange sleeve; 15. an observation window; 16. a lower die; 17. a water inlet hopper; 18. a feed hopper; 19. a drain pipe; 20. a guide post; 21. a second hydraulic cylinder; 22. a thimble; 23. a mold cavity; 24. a cavity; 25. and (5) a mold core.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-2, in the embodiment of the present invention, a forming mold for a square graphite crucible, which can be formed quickly and is convenient for demolding, includes a lower template 12, support legs 1 are fixedly connected to four corners of a lower surface of the lower template 12, a lower mold 16 is fixedly connected to an upper surface of the lower template 12, a mold cavity 23 is formed on an upper surface of the lower mold 16, a first hydraulic cylinder 11 is installed on a lower surface of the lower template 12, an output end of the first hydraulic cylinder 11 is fixedly connected with a thimble 22, an upper end of the thimble 22 sequentially penetrates through the lower template 12 and the lower mold 16, a matched heat exchange sleeve 14 is fixedly sleeved on a side surface of the lower mold 16, a water outlet pipe 13 is fixedly communicated with a side surface of the heat exchange sleeve 14, a support plate 2 is fixedly connected to an upper surface of the lower template 12, a first water pump 4 is installed on an upper surface of the support plate 2, an outlet of the first water pump 4 is fixedly communicated with the heat exchange sleeve 14 through a water pipe 5, the fixed intercommunication in import of a water pump 4 has pumping hose 3, the upper surface of lower bolster 12 is through 6 fixedly connected with roofs 10 of support column of a plurality of quantity, the last surface mounting of roof 10 has pneumatic cylinder two 21, the output of pneumatic cylinder two 21 runs through the upper surface of roof 10 and fixedly connected with cope match-plate pattern 7, the lower fixed surface of cope match-plate pattern 7 is connected with mold core 25, cavity 24 has been seted up to the upper surface of mold core 25, the last fixed surface of cope match-plate pattern 7 is connected with the fill 17 of intaking that communicates with cavity 24, the upper surface of cope match-plate pattern 7 still fixed intercommunication has the feeder hopper 18 of two symmetry settings, the last surface mounting of cope match-plate pattern 7 has two water pump 9, the fixed intercommunication in import of two water pump 9 has drinking-water pipe 8, the other end of drinking-water pipe 8 runs through the upper surface of cope match-plate pattern 7 and extends to in cavity 24, the fixed intercommunication in export of two water pump 9 has drain pipe 19.

The utility model provides a pair of can take shape fast and convenient square graphite crucible of drawing of patterns is with forming die's theory of operation as follows: when the crucible cooling device is used, raw materials are injected into a cavity formed by the cavity 23 and the mold core 25 through the two feed hoppers 18, when the crucible cooling device is cooled, the first water pump 4 pumps cold water into the heat exchange sleeve 14 through the water pumping hose 3 and the water delivery pipe 5, the outer side surface of a crucible in the cavity is cooled through the cold water in the heat exchange sleeve 14, the cold water is introduced into the cavity 24 through the water inlet hopper 17, the inner side surface of the crucible in the cavity is cooled through the cold water in the cavity 24, so that the crucible can be rapidly and uniformly cooled, the time for fixing and forming the crucible is reduced, the production efficiency is improved, after the cooling is finished, the upper mold plate 7 is lifted through the second hydraulic cylinder 21, the mold core 25 is pumped out of the cavity 23, the ejector pin 22 is driven by the first hydraulic cylinder 11 to move upwards, so that the crucible formed in the cavity 23 can be conveniently and rapidly jacked and demolded and taken out, and the water in the heat exchange sleeve 14 is discharged through the water outlet pipe 13, and the second water pump 9 pumps water in the cavity 24 through the water pumping pipe 8 and the water drainage pipe 19, and the second hydraulic cylinder 21 enables the upper template 7 to move downwards to be restored to the original position, so that the next round of production can be carried out.

The four corners of the upper surface of the heat exchange sleeve 14 are fixedly connected with guide columns 20, the upper ends of the guide columns 20 penetrate through the upper template 7 and are fixedly connected with the lower surface of the top plate 10, and the upper template 7 can slide on the guide columns 20 when moving up and down through the arranged guide columns 20, so that the upper template 7 can move more stably.

An observation window 15 is fixedly arranged on the front end face of the heat exchange sleeve 14, and the volume of water in the heat exchange sleeve 14 can be conveniently observed through the arranged observation window 15.

The lower extreme fixedly connected with of supporting leg 1 supports and fills up the foot, supports the lower surface that fills up the foot and has seted up anti-skidding line, through the anti-skidding line that sets up, increases frictional force, makes to support and fills up more steady when the foot supports.

The water outlet pipe 13 is provided with a matched control valve, and the control of the water discharge of the water outlet pipe 13 is facilitated through the arranged control valve.

The lower surface of the supporting plate 2 is fixedly connected with the side surface of the lower template 12 through two parallel ribbed plates, and the structure of the supporting plate 2 is more stable through the arranged ribbed plates.

The electrical components that appear in this article all are connected through transformer and external master controller and 220V commercial power electricity to the master controller can play the conventional known equipment of control for the computer and so on, the utility model provides an electrical components is only for the use that this technical scheme goes on according to the structural feature of product, and its product can be adjusted and reformed transform after purchasing, makes it match more and accord with the utility model discloses a technical scheme belongs to, it is the technical scheme of this technical scheme best application, and the model of its product can be according to the technical parameter of its needs and replace and reform transform, and it is known for technical personnel that belong to in the field, consequently, what technical personnel that belong to the field can understand passes through the utility model provides a corresponding result of use.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The forming die for the square graphite crucible, which can be formed quickly and is convenient to demould, comprises a lower template (12) and is characterized in that four corners of the lower surface of the lower template (12) are fixedly connected with supporting legs (1), the upper surface of the lower template (12) is fixedly connected with a lower die (16), the upper surface of the lower die (16) is provided with a die cavity (23), the lower surface of the lower template (12) is provided with a first hydraulic cylinder (11), the output end of the first hydraulic cylinder (11) is fixedly connected with a thimble (22), the upper end of the thimble (22) sequentially penetrates through the lower template (12) and the lower die (16), the side surface of the lower die (16) is fixedly sleeved with a matched heat exchange sleeve (14), one side surface of the heat exchange sleeve (14) is fixedly communicated with a water outlet pipe (13), the upper surface of the lower template (12) is fixedly connected with a supporting plate (2), and the upper surface of the supporting plate (2) is provided with a first water pump (4), an outlet of the first water pump (4) is fixedly communicated with the heat exchange sleeve (14) through a water conveying pipe (5), an inlet of the first water pump (4) is fixedly communicated with a water pumping hose (3), the upper surface of the lower template (12) is fixedly connected with a top plate (10) through a plurality of supporting columns (6), the upper surface of the top plate (10) is provided with a second hydraulic cylinder (21), an output end of the second hydraulic cylinder (21) penetrates through the upper surface of the top plate (10) and is fixedly connected with an upper template (7), the lower surface of the upper template (7) is fixedly connected with a mold core (25), the upper surface of the mold core (25) is provided with a cavity (24), the upper surface of the upper template (7) is fixedly connected with a water inlet hopper (17) communicated with the cavity (24), the upper surface of the upper template (7) is also fixedly communicated with two symmetrically arranged feed hoppers (18), and the upper surface of the upper template (7) is provided with a second water pump (9), the inlet of the second water pump (9) is fixedly communicated with a water pumping pipe (8), the other end of the water pumping pipe (8) penetrates through the upper surface of the upper template (7) and extends into the cavity (24), and the outlet of the second water pump (9) is fixedly communicated with a water drainage pipe (19).

2. The forming die for the square graphite crucible, which can be quickly formed and is convenient to demold, according to claim 1, wherein four corners of the upper surface of the heat exchange sleeve (14) are fixedly connected with guide columns (20), and the upper ends of the guide columns (20) penetrate through the upper die plate (7) and are fixedly connected with the lower surface of the top plate (10).

3. The forming die for the square graphite crucible, which can be rapidly formed and is convenient to demold, according to claim 1, wherein the front end surface of the heat exchange sleeve (14) is fixedly provided with an observation window (15).

4. The forming die for the square graphite crucible, which can be formed quickly and is convenient to demold, according to claim 1, wherein the lower end of the support leg (1) is fixedly connected with a support pad, and the lower surface of the support pad is provided with anti-skid grains.

5. The forming die for the square graphite crucible, which can be quickly formed and is convenient to demould, according to claim 1, wherein the water outlet pipe (13) is provided with a matched control valve.

6. The forming die for the square graphite crucible, which can be formed quickly and is convenient to demold, according to claim 1, wherein the lower surface of the supporting plate (2) is fixedly connected with the side surface of the lower template (12) through two parallel ribbed plates.