CN216780241U

CN216780241U - Common-temperature hot-junction casting process model structure for riser neck

Info

Publication number: CN216780241U
Application number: CN202123048492.6U
Authority: CN
Inventors: 景斌
Original assignee: Cmw Tianjin Industry Co ltd
Current assignee: Cmw Tianjin Industry Co ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-06-21
Anticipated expiration: 2031-12-07

Abstract

The utility model relates to a common-temperature sintering casting process model structure for a riser neck, which comprises a sprue cup, wherein a horizontal pouring channel is connected at an outlet at the bottom of the sprue cup, two filter residue water inlet sheets are connected to the horizontal pouring channel, a vertical pouring channel is connected at an outlet of the filter residue water inlet sheets, an overflow block is connected at the tail end of the vertical pouring channel, transverse water inlet sheets are connected to the opposite sides of the two vertical pouring channels, an inner pouring channel is connected at an outlet of the transverse water inlet sheets, and the inner pouring channel is connected with the bottom of a riser. The casting is composed with the thick beam on the top and the thin beam on the bottom, so that the riser and the upright post connected with the two oblique beams are prevented from generating co-heating; the process can realize the process of filling the riser neck by injecting water into the bottom of the riser, can overcome the defects of shrinkage cavity and shrinkage porosity at the position of the riser neck caused by the through riser, and simultaneously avoids the defect of causing defects of sand, slag, gas and the like in the pouring process.

Description

Common-temperature hot-junction casting process model structure for riser neck

Technical Field

The utility model relates to the technical field of riser neck co-heating hot junction casting, in particular to a riser neck co-heating hot junction casting process model structure.

Background

The bracket is used as an important part on an automobile braking system, the existing small double-beam bracket is mostly designed with a riser at the joint position of a PIN head and a threaded hole due to uneven wall thickness and dispersed thermal nodes, and simultaneously, the riser enters water, so that the defects of sand washing and shrinkage porosity of a casting exist.

Disclosure of Invention

The utility model aims to solve the defects of the prior art and provides a common-temperature hot junction casting process model structure for a riser neck.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a be used for riser neck concurrent heating founding process model structure, including the pouring basin, pouring basin bottom exit connects the cross gate, it has two filter residues to go into the water piece to link on the cross gate, the export that the filter residue goes into the water piece even has the vertical runner, the end of vertical runner even has the overflow piece, two vertical runner relative one sides all even have horizontal water piece, the export of horizontal water piece even has the internal pouring, even have the rising head on the internal pouring, and the internal pouring is connected with the rising head bottom, the opposite side of two rising heads all even has the riser neck, be equipped with the foundry goods between two riser necks, the composing grider of foundry goods is up and the grider is down, the export and the foundry goods upper portion of riser neck are connected.

The cross section of the cross gate is trapezoidal.

The width of the filter residue water-entry sheet is 45mm, the height is 3mm, and the sectional area is 103mm²。

The cross-sectional area of the riser neck is 47mm²。

The cross section of the vertical pouring gate is trapezoidal.

The width of the transverse water inlet sheet is 30mm, the height is 2mm, and the sectional area is 60mm²。

The utility model has the beneficial effects that: the casting is composed by arranging the thick beam on the upper part and the thin beam on the lower part, so that the riser and the upright post connected with the two inclined beams are prevented from generating co-heating; the process for filling the riser neck by injecting water into the bottom of the riser can be realized, the defects of shrinkage cavity and shrinkage porosity at the position of the riser neck caused by the through riser can be overcome, and the defect of poor casting caused by sand, slag, gas and the like in the casting process is avoided; the riser neck is placed close to the hot spot but not right opposite to the hot spot, the riser head feeds the casting through the riser neck in the solidification process, and the nodular cast iron is fully utilized to self-feed after the riser head is disconnected, so that the casting body and the riser neck are free from shrinkage porosity, and the riser head automatically falls off.

Drawings

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

in the figure: 1-a pouring cup; 2-horizontal pouring channel; 3-filtering the residues and putting the residues into a water tablet; 4-vertical pouring channel; 5-overflow block; 6-transverse water inlet sheet; 7-inner pouring channel; 8-riser neck; 9-riser; 10-casting;

the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.

Detailed Description

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

as shown in figure 1, the casting process model structure for the riser neck concurrent heating hot junction comprises a pouring cup 1, cross runners 2 with trapezoidal structures are arranged on two sides below the pouring cup 1, and the cross section area of the cross runner 2 is 584mm²Two filter residue water inlet sheets 3 are arranged on two sides below the horizontal pouring gate 2, the width of each filter residue water inlet sheet 3 is 45mm, the height of each filter residue water inlet sheet 3 is 3mm, and the sectional area of each filter residue water inlet sheet is 103mm²The filter residue water inlet sheet 3 is connected with a section area of 107mm²The trapezoidal vertical pouring gate 4 is characterized in that the tail end of the vertical pouring gate 4 is connected with an overflow block 5 with the diameter of 28mm and the height of 30mm, the overflow block 5 can collect slag in molten iron and can play a role in buffering flow, and the defects of sand washing and slag hole of the casting 10 are effectively solved. Two vertical runners 4 are connected with a transverse water inlet sheet 6 at the opposite side, the width of the transverse water inlet sheet 6 is 30mm, the height of the transverse water inlet sheet is 2mm, and the sectional area is 60mm²The outlet of the transverse water inlet sheet 6 is connected with an ingate 7, the ingate 7 is connected with a riser 9, the ingate 7 is connected with the bottoms of the risers 9, the opposite sides of the two risers 9 are connected with riser necks 8, and the cross-sectional areas of the riser necks 8 are 47mm²A casting 10 is arranged between the two riser necks 8, the typesetting rough beam of the casting 10 faces upwards and the fine beam faces downwards, the outlet of the riser neck 8 is connected with the upper part of the casting 10, the height of the riser 9 is 65mm, the riser 9 is arranged at the PIN head position of the casting 10 to avoid the hot junction part of the rough beam, so that the hot junction of the casting 10 is changedThereby effectively solving the problem of concurrent heating of the riser neck 8.

When the sand mold is applied, the sand mold is printed through the template, molten iron firstly enters a sand mold cavity from the sprue cup 1, clean molten iron enters the vertical pouring gate 4 through the horizontal pouring gate 2 and the filter residue water inlet sheet 3, and the overflow block 5 at the tail end of the vertical pouring gate 4 can reduce the flow velocity of the molten iron before the molten iron enters the casting 10, has a slag avoiding effect and reduces sand washing and sand holes. Molten iron enters a casting 10 through a transverse water inlet sheet 6 on the vertical pouring gate 4 and the ingate 7 through a riser 9, and the riser 9 is filled at last after the casting 10 is filled with the molten iron, so that the riser 9 can fully supplement the casting 10 in the solidification period, and the shrinkage porosity defect can be effectively avoided. The casting 10 of the utility model adopts the thick beam to be arranged on the upper part and the thin beam to be arranged on the lower part, thereby avoiding the riser 9 and the upright post connected with the two oblique beams from generating co-heating, and meanwhile, compared with the thin beam arranged on the upper part, the riser 9 of the arrangement is relatively smaller, and the integral step retention rate is higher; the process can realize the process of filling the riser neck 8 by injecting water into the bottom of the riser 9, can solve the defects of shrinkage cavity and shrinkage porosity at the position of the riser neck 8 caused by the through riser 9, and simultaneously avoids the defect of poor quality caused by sand, slag, gas and the like involved in the pouring process; according to the utility model, the riser neck 8 is placed at a position close to a hot spot but not right opposite to the hot spot, in the solidification process, the riser 9 feeds a casting through the riser neck 8, and after the casting is disconnected, the nodular cast iron self-feeding is fully utilized to ensure that the casting body and the riser neck 8 do not have shrinkage porosity, so that the riser 9 is automatically dropped off.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

The utility model has been described in connection with the accompanying drawings, it is to be understood that the utility model is not limited to the specific embodiments disclosed, but is intended to cover various modifications, adaptations or uses of the utility model, and all such modifications and variations are within the scope of the utility model.

Claims

1. A common temperature hot junction casting process model structure for a riser neck comprises a pouring cup (1), it is characterized in that a bottom outlet of a pouring cup (1) is connected with a horizontal pouring gate (2), the horizontal pouring gate (2) is connected with two filter residue water inlet sheets (3), an outlet of the filter residue water inlet sheet (3) is connected with a vertical pouring gate (4), the tail end of the vertical pouring gate (4) is connected with an overflow block (5), one opposite side of the two vertical pouring gates (4) is connected with a transverse water inlet sheet (6), an outlet of the transverse water inlet sheet (6) is connected with an inner pouring gate (7), the inner pouring gate (7) is connected with a riser (9), and ingate (7) is connected with riser (9) bottom, and the opposite side of two risers (9) all links riser neck (8), is equipped with foundry goods (10) between two riser necks (8), and the composing broad beam of foundry goods (10) is up and the thin beam is down, and the export and the foundry goods (10) upper portion of riser neck (8) are connected.

2. A co-heating casting process model structure for riser necks according to claim 1, wherein the cross section of the runner (2) is trapezoidal.

3. The casting process model structure for the common-temperature heat-junction casting process of the riser neck as claimed in claim 2, wherein the width of the filter residue water inlet sheet (3) is 45mm, the height is 3mm, and the sectional area is 103mm²。

4. Process model structure for riser neck co-heating hot junction casting according to claim 3, characterized in that the cross-sectional area of the riser neck (8) is 47mm²。

5. A casting process model structure for a riser-neck concurrent-heating nodule according to claim 4, wherein the vertical pouring channel (4) is trapezoidal in cross section.

6. Process model structure for the co-heating hot junction casting of riser necks according to claim 4, wherein the width of the transverse water inlet sheet (6) is 30mm, the height is 2mm, and the sectional area is 60mm²。