CN216502223U

CN216502223U - Casting model structure for improving riser feeding efficiency

Info

Publication number: CN216502223U
Application number: CN202122878554.XU
Authority: CN
Inventors: 钱超
Original assignee: Binhai County Yongda Machinery Co ltd
Current assignee: Binhai County Yongda Machinery Co ltd
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-05-13
Anticipated expiration: 2031-11-23

Abstract

The utility model discloses a casting model structure for improving riser feeding efficiency in the technical field of riser structures, which comprises a riser main body, wherein a plurality of shunt risers are uniformly arranged on the side wall of the riser main body, heat-insulating heating wires are wound on the outer walls of the shunt risers, the end parts of the heat-insulating heating wires are provided with heating wire terminals, and the top ends of the heating wire terminals exceed the top of the riser main body. The influence on the quality of the casting caused by the sinking of the riser main body is avoided.

Description

Casting model structure for improving riser feeding efficiency

Technical Field

The utility model relates to the technical field of riser structures, in particular to a casting model structure for improving riser feeding efficiency.

Background

Risers are complementary parts added to the top or sides of the casting to avoid defects in the casting. The function of the riser is that in the casting mould, the cavity of the riser is a cavity for storing liquid metal, the metal is supplied when the casting is formed, the functions of preventing shrinkage cavity, shrinkage porosity, exhausting and slag collection are achieved, and the main function of the riser is feeding. The risers with different design functions have different forms, sizes and opening positions. The cavity of the riser is a cavity for storing liquid metal, and the metal is supplied when a casting is formed, so that the cavity has the functions of preventing shrinkage cavity, shrinkage porosity, exhaust and slag collection, and the main function of the riser is feeding.

The quality of a casting in the casting process can be improved due to the arrangement of the risers, and the casting is usually carried out by adopting a lost foam in the existing casting process, so that the risers sink into the casting due to the phenomenon that an internal mold disappears and sinks downwards in the pouring process after the risers are installed, and the production quality of the casting is influenced.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a casting mold structure for improving the feeding efficiency of a feeder, so as to solve the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a casting model structure for promoting rising head feeding efficiency, includes the rising head main part, the lateral wall of rising head main part evenly is provided with a plurality of reposition of redundant personnel rising heads, and the outer wall winding of a plurality of reposition of redundant personnel rising heads has the heat preservation heating wire, the tip of heat preservation heating wire is provided with the heating wire wiring end, and the top of heating wire wiring end surpasss the top of rising head main part, the top of heating wire wiring end is provided with the wiring electrode, end cover is installed to the tip of reposition of redundant personnel rising head, end cover's bottom welding has the support otic placode, there is the clamp plate that prevents sinking in the bottom of support otic placode through bolt horizontal mounting, the equal vertical anti-skidding inserted bar that is provided with in bottom four corners of clamp plate that prevents sinking.

Preferably, the top of the riser main body is designed in a conical shape, and the side wall of the riser main body is uniformly provided with a plurality of branch ports communicated with the branch riser.

Preferably, the shunt riser and the riser main body are integrally designed, and both the shunt riser and the riser main body are made of vermiculite heat-insulating materials.

Preferably, the heat-preservation electric heating wires on the outer wall of the shunt riser are composed of a heating resistance wire, and the heat-preservation electric heating wires are mutually communicated.

Preferably, the inner cavity of the sealing end cover is provided with a fixed insert block, the fixed insert block is inserted into the inner cavity of the shunt riser, and the central part of the fixed insert block is provided with an exhaust hole which is communicated with the inner cavity of the shunt riser.

Preferably, the top of the sealing end cover and the top of the anti-sinking pressure plate are both provided with fixed jacks matched with bolts, and the anti-sinking pressure plate and the anti-skidding inserted bar are integrally made of heat-resistant ceramics.

Compared with the prior art, the utility model has the beneficial effects that: the split riser is arranged around the riser body, so that when poured molten metal enters the riser body, a part of the molten metal flows into an inner cavity of the split riser, the cooling time of the molten metal in the split riser can be prolonged by utilizing the heating protection of the heat-insulating heating wire on the split riser, the molten metal in the split riser can flow back into the inner cavity of the riser body to supply the molten metal to a casting, the feeding efficiency of the riser is improved, meanwhile, the outer end of the split riser is provided with the sealing end cover with the supporting lug plate, the bottom of the supporting lug plate is fixedly provided with the anti-sinking pressure plate with the anti-skidding insertion rod through the bolt, the supporting area between the anti-sinking pressure plate and the molding sand can be increased, the phenomenon that the riser body sinks due to the disappearance of an internal mold in the pouring process is avoided, and the quality of the casting is prevented from being influenced due to the sinking of the riser body, meanwhile, the anti-slip inserted rod is inserted into the molding sand, so that the sliding of the anti-sinking pressing plate can be reduced, and the phenomenon that the riser body is displaced due to the filling of the molding sand after being installed inside the mold frame is reduced.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

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

FIG. 1 is an elevational isometric view of the present invention;

FIG. 2 is a bottom isometric view of the present invention;

FIG. 3 is a front cross-sectional view of the present invention;

FIG. 4 is an enlarged view of the portion A of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-riser body, 11-shunt port, 2-shunt riser, 3-heat preservation heating wire, 4-heating wire terminal, 5-wiring electrode, 6-sealing end cover, 61-fixing insert block, 62-exhaust hole, 7-supporting ear plate, 8-anti-sinking pressure plate and 9-anti-skidding insert rod.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a casting model structure for improving riser feeding efficiency comprises a riser main body 1, wherein a plurality of shunt risers 2 are uniformly arranged on the side wall of the riser main body 1, heat-insulating heating wires 3 are wound on the outer walls of the shunt risers 2, the top of the riser main body 1 is in a conical design, a plurality of shunt ports 11 communicated with the shunt risers 2 are uniformly arranged on the side wall of the riser main body 1, the shunt risers 2 and the riser main body 1 are integrally designed, the structural strength between the shunt risers 2 and the riser main body 1 is ensured, the shunt risers 2 and the riser main body 1 are both made of vermiculite heat-insulating materials, the heat-insulating heating wires 3 on the outer walls of the shunt risers 2 are composed of heating resistance wires, the heat-insulating heating wires 3 are mutually communicated, heating wire wiring terminals 4 are arranged at the end parts of the heat-insulating heating wires 3, and the top ends of the heating wire wiring terminals 4 exceed the top of the riser main body 1, a wiring electrode 5 is arranged at the top end of the electric heating wire wiring end 4, and the shunt riser 2 is arranged around the riser main body 1, so that when poured molten metal enters the riser main body 1, a part of the poured molten metal flows into an inner cavity of the shunt riser 2 through the shunt port 11, the heat insulation heating wire 3 is used for heating and protecting the shunt riser 2, the cooling time of the molten metal in the shunt riser 2 can be prolonged, the molten metal in the shunt riser 2 can flow back into the inner cavity of the riser main body 1 to supply molten metal to a casting, and the feeding efficiency of the riser is improved;

the end part of the shunt riser 2 is provided with a sealing end cover 6, the inner cavity of the sealing end cover 6 is provided with a fixed insert block 61, the fixed insert block 61 is inserted into the inner cavity of the shunt riser 2, so that the positioning and installation between the sealing end cover 6 and the shunt riser 2 are facilitated, the central part of the fixed insert block 61 is provided with an exhaust hole 62, and the exhaust hole 62 is communicated with the inner cavity of the shunt riser 2, so that the gas in the shunt riser 2 is conveniently discharged;

the bottom of the sealing end cover 6 is welded with a supporting lug plate 7, the bottom of the supporting lug plate 7 is horizontally provided with an anti-sinking pressure plate 8 through bolts, four corners of the bottom of the anti-sinking pressure plate 8 are vertically provided with anti-skidding inserted bars 9, the tops of the sealing end cover 6 and the anti-sinking pressure plate 8 are respectively provided with a fixed inserting hole matched with the bolts, the anti-sinking pressure plate 8 and the anti-skidding inserted bars 9 are integrally made of heat-resistant ceramics, the outer end of the shunt riser 2 is provided with the sealing end cover 6 with the supporting lug plate 7, the bottom of the supporting lug plate 7 is fixed with the anti-sinking pressure plate 8 with the anti-skidding inserted bars 9 through bolts, the supporting area between the anti-sinking pressure plate 8 and molding sand can be increased, the sinking phenomenon of the riser main body 1 caused by the disappearance of internal molds in the pouring process is avoided, the quality of castings is prevented from being influenced by the sinking of the riser main body 1, and the anti-skidding inserted bars 9 are inserted into the inside of the molding sand at the same time, the sliding of the anti-trap pressure plate 8 can be reduced, so that the phenomenon that the riser body 1 is displaced due to the filling of the molding sand after being installed inside the mold frame is reduced.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A casting model structure for promoting riser feeding efficiency, includes riser main part (1), its characterized in that: the lateral wall of rising head main part (1) evenly is provided with a plurality of reposition of redundant personnel rising heads (2), and the outer wall winding of a plurality of reposition of redundant personnel rising heads (2) has heat preservation heating wire (3), the tip of heat preservation heating wire (3) is provided with heating wire wiring end (4), and the top of heating wire wiring end (4) surpasss the top of rising head main part (1), the top of heating wire wiring end (4) is provided with wiring electrode (5), end cover (6) are installed to the tip of reposition of redundant personnel rising head (2), the bottom welding of end cover (6) has support lug plate (7), the bottom of support lug plate (7) has through bolt horizontal installation prevents sinking clamp plate (8), the equal vertical anti-skidding inserted bar (9) that is provided with in bottom four corners of preventing sinking clamp plate (8).

2. The casting pattern structure for improving feeder feeding efficiency as claimed in claim 1, wherein: the top of riser main part (1) is the toper design, and the lateral wall of riser main part (1) evenly is provided with a plurality of diffluent mouths (11) that communicate with diffluent riser (2).

3. The casting pattern structure for improving feeder feeding efficiency as claimed in claim 1, wherein: the split-flow riser (2) and the riser main body (1) are integrally designed, and the split-flow riser (2) and the riser main body (1) are both made of vermiculite heat-insulating materials.

4. The casting pattern structure for improving feeder feeding efficiency as claimed in claim 1, wherein: the heat-preservation electric heating wires (3) on the outer walls of the shunt risers (2) are composed of a heating resistance wire, and the heat-preservation electric heating wires (3) are communicated with one another.

5. The casting pattern structure for improving feeder feeding efficiency as claimed in claim 1, wherein: the inner cavity of the sealing end cover (6) is provided with a fixed inserting block (61), the fixed inserting block (61) is inserted into the inner cavity of the shunt riser (2), the central part of the fixed inserting block (61) is provided with an exhaust hole (62), and the exhaust hole (62) is communicated with the inner cavity of the shunt riser (2).

6. The casting pattern structure for improving feeder feeding efficiency as claimed in claim 1, wherein: the top of the sealing end cover (6) and the anti-sinking pressure plate (8) are provided with fixed jacks matched with bolts, and the anti-sinking pressure plate (8) and the anti-skidding inserted bar (9) are integrally made of heat-resistant ceramics.