CN210877409U

CN210877409U - Casting mould

Info

Publication number: CN210877409U
Application number: CN201921345777.6U
Authority: CN
Inventors: 韩广增; 刘义松; 张广利; 杨公臣; 马兴忠
Original assignee: Jinan Kairuite Casting Co ltd
Current assignee: Jinan Kairuite Automotive Parts Co ltd
Priority date: 2019-08-19
Filing date: 2019-08-19
Publication date: 2020-06-30
Anticipated expiration: 2029-08-19

Abstract

The utility model provides a casting mould, which comprises a lower mould, an upper mould arranged on the lower mould, a pouring hopper arranged at the top end of the upper mould and an exhaust block arranged in the upper mould, wherein a cavity is arranged in the lower mould, a pouring opening is arranged in the middle of the top end of the upper mould, a material separating plate is arranged in the pouring opening, a pouring channel is arranged on the upper mould in the pouring opening corresponding to the material separating plate, a containing groove is arranged on the upper mould corresponding to the cavity, the pouring hopper comprises a hopper groove, a filter screen arranged in the hopper groove and a discharge pipe communicated with the bottom end of the hopper groove, the exhaust block is contained in the containing groove of the upper mould, the exhaust block comprises an outer block body, a gasket arranged in the middle of the outer block body and, a groove is formed in the middle of one side of the upper die, air holes are formed in the upper end and the lower end, corresponding to the groove, of the outer block body respectively, the gasket and the inner block body are contained in the groove, and an exhaust channel is formed between the inner block body and the upper die. The casting mold removes solid impurities in pouring liquid through a filter screen, and removes bubbles through an exhaust passage.

Description

Casting mould

Technical Field

The utility model relates to a casting equipment, in particular to casting mould.

Background

In the metallurgical industry, a metal mold is also called a steel mold, which is one of casting molds, and the metal mold forming technology is a new high-tech metal material application, and has the potential of rapid development as a metal element. In a conventional casting method, molten steel is generally poured into a metal mold, cooled and molded, and a molded primary product is forged to obtain a final product. When the mold is cast, impurities or air bubbles in the pouring liquid can cause impurities in the formed casting, so that the quality of the casting is influenced and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a casting mould has solved the problem that receives the bubble influence among the prior art.

The technical scheme of the utility model is realized like this:

a casting mould comprises a lower mould, an upper mould arranged on the lower mould, a pouring hopper arranged at the top end of the upper mould and an exhaust block arranged in the upper mould, wherein a cavity is arranged in the lower mould, a pouring opening is arranged in the middle of the top end of the upper mould, a material distributing plate is arranged in the pouring opening, a pouring channel which extends downwards to be communicated with the cavity is respectively arranged on the outer side of the upper mould corresponding to the material distributing plate in the pouring opening, a containing groove is arranged on the upper mould corresponding to the cavity, the pouring hopper is fixed above the pouring opening and comprises a hopper groove, a filter screen arranged in the hopper groove and a discharge pipe communicated with the bottom end of the hopper groove, the exhaust block is contained in the containing groove of the upper mould, the exhaust block comprises an outer block body, a gasket arranged in the middle of the outer block body and an inner block body arranged on the gasket, the outer block body is in a square shape, a groove is arranged in the middle of one side of the outer, the gasket is accommodated in the groove, the inner block body is accommodated in the groove and positioned on the gasket, the inner block body and the gasket are fixed in the outer block body through bolts, the integral height of the inner block body and the gasket is smaller than the depth of the groove, and after the exhaust block is accommodated in the accommodating groove, an exhaust channel communicated with the air hole is formed between the inner block body and the upper die.

Preferably, the blanking pipe extends downwards from the bottom end of the hopper tank to the edge position of the pouring gate.

The preferred scheme is that the filter screen is detachably arranged in the injection hopper.

Preferably, the filter screen is a molybdenum screen.

Preferably, the accommodating groove extends inwards at the bottom end of the accommodating groove to form a stop block, and a clamping groove is formed in the position, corresponding to the stop block, of the exhaust block.

The utility model has the advantages that:

the utility model discloses casting mould filters in order to get rid of the solid impurity to pouring liquid inside through the setting of annotating the interior filter screen of fighting, and pouring liquid after the filtration enters into the pouring gate through the unloading pipe in, and rethread pouring passageway gets into the die cavity, and when pouring liquid enters into the die cavity inside, a large amount of steam is discharged via exhaust passage, solves inside steam and is difficult to get rid of and lead to producing the problem of a large amount of bubbles, improves finished product efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a casting mold according to the present invention;

fig. 2 is an exploded perspective view of the exhaust block portion of fig. 1.

In the figure:

10. a lower die; 20. an upper die; 30. filling a hopper; 50. an exhaust block; 11. a cavity; 21. a pouring gate; 22. a material distributing plate; 23. pouring a channel; 25. an accommodating groove; 31. a bucket; 32. a filter screen; 33. a discharging pipe; 26. a stopper; 51. a card slot; 52. an outer block body; 53. a gasket; 55. an inner block body; 56. a groove; 58. air holes; 59. a bolt; 60. an exhaust passage.

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.

As shown in fig. 1, the casting mold includes a lower mold 10, an upper mold 20 provided on the lower mold 10, a bucket 30 provided at a tip end of the upper mold 20, and an exhaust block 50 provided in the upper mold 20.

The lower mold 10 is provided with a cavity 11 therein.

The upper mold 20 is provided at an upper portion of the lower mold 10 and has an outer dimension identical to that of the lower mold 10. The middle part of the top end of the upper die 20 is provided with a pouring gate 21, and a material distributing plate 22 is arranged inside the pouring gate 21. The upper mold 20 is provided with a pouring channel 23 extending downward to communicate with the cavity 11 at the outer side of the pouring gate 21 corresponding to the material distributing plate 22. In this embodiment, the upper mold 20 is provided with a receiving groove 25 corresponding to the cavity 11.

The pouring hopper 30 is fixed above the pouring gate 21, and includes a hopper tank 31, a filter screen 32 disposed in the hopper tank 31, and a discharge pipe 33 communicated with the bottom end of the hopper tank 31. The blanking pipe 33 extends downwards from the bottom end of the hopper 31 to the edge position of the pouring gate 21. In specific implementation, the filter screen 32 may be detachably disposed, and may be specifically a molybdenum screen.

The exhaust block 50 is received in the receiving groove 25 of the upper mold 20, and the receiving groove 25 is formed at the bottom end thereof to extend inward to form a stopper 26. The exhaust block 50 is provided with a slot 51 corresponding to the stop 26. Referring to fig. 2, the exhaust block 50 includes an outer block 52, a gasket 53 disposed in the middle of the outer block 52, and an inner block 55 disposed on the gasket 53. The outer block 52 is a block shape, and a groove 56 is formed in the middle of one side thereof. The outer block 52 is provided with air holes 58 corresponding to the upper and lower ends of the groove 56, respectively, the air hole 58 at the top end is communicated with the outside, and the air hole 58 at the bottom end is communicated with the cavity 11. The spacer 53 is received in the groove 56. The inner block 52 is received in the groove 56 and positioned on the spacer 53. The inner block 52 and the spacer 53 are fixed in the outer block 52 by bolts 59, the height of the inner block 55 and the spacer 53 is smaller than the depth of the groove 56, and after the exhaust block 50 is accommodated in the accommodating groove 25, an exhaust passage 60 communicating with the air hole 58 is formed between the inner block 55 and the upper die 20. The width of the exhaust channel 60 can be adjusted according to the thickness of the gasket 53 to adapt to different use conditions.

This casting mould filters in order to get rid of the solid impurity to pouring liquid inside through the setting of filter screen 32 in annotating hopper 30, and pouring liquid after the filtration enters into sprue gate 21 through unloading pipe 33 in, rethread pouring channel 23 gets into die cavity 11 in, when pouring liquid enters into die cavity 11 inside, a large amount of steam is discharged via exhaust passage 60, solves inside steam and is difficult to get rid of and lead to producing the problem of a large amount of bubbles, improves finished product efficiency.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A casting mold, characterized in that: the pouring hopper comprises a hopper tank, a filter screen arranged in the hopper tank and a discharge pipe communicated with the bottom end of the hopper tank, the exhaust block is accommodated in the accommodating tank of the upper die, the exhaust block comprises an outer block body, a gasket arranged in the middle of the outer block body and an inner block body arranged on the gasket, the outer block body is in a square shape, the middle part of one side of the outer block body is provided with a groove, and the upper end and the lower end of the outer block body corresponding to the groove are respectively provided with an air hole, the gasket is accommodated in the groove, the inner block body is accommodated in the groove and positioned on the gasket, the inner block body and the gasket are fixed in the outer block body through bolts, the integral height of the inner block body and the gasket is smaller than the depth of the groove, and after the exhaust block is accommodated in the accommodating groove, an exhaust channel communicated with the air hole is formed between the inner block body and the upper die.

2. The casting mold of claim 1, wherein: the blanking pipe extends downwards from the bottom end of the hopper tank to the edge position of the pouring gate.

3. The casting mold of claim 1, wherein: the filter screen can be dismantled and set up in annotating the fill.

4. The casting mold of claim 1, wherein: the filter screen is a molybdenum screen.

5. The casting mold according to any one of claims 1 to 4, wherein: the containing groove extends inwards at the bottom end of the containing groove to form a stop block, and a clamping groove is formed in the position, corresponding to the stop block, of the exhaust block.