CN219786484U

CN219786484U - High-process-yield pouring system for heavy-duty bearing cover

Info

Publication number: CN219786484U
Application number: CN202322148441.3U
Authority: CN
Inventors: 王良
Original assignee: Suzhou Cmb Machinery Co ltd
Current assignee: Suzhou Cmb Machinery Co ltd
Priority date: 2023-08-10
Filing date: 2023-08-10
Publication date: 2023-10-03
Anticipated expiration: 2033-08-10

Abstract

The utility model relates to the technical field of pouring systems, in particular to a heavy-duty bearing cap high-process yield pouring system. The casting system comprises a pouring cup, a first filter plate connected to the bottom end of the pouring cup, a vertical runner extending from the vertical direction of the first filter plate, a plurality of transverse runners extending from the horizontal direction of the vertical runner, a riser arranged in the vertical direction and communicated with the transverse runner, an inner gate extending from the vertical direction of the transverse runner, and a casting cavity communicated with the inner gate and the riser. The utility model has the advantages that: according to the technical scheme, the molten iron entering the cavity is clean through layer-by-layer filtration of the filter plates, so that impurities are prevented from being involved; through the synergistic effect of riser and heat preservation piece, reduce the riser, promote technology yield to in limited equipment scope, more foundry goods of production, promote production efficiency, reduction in production cost.

Description

High-process-yield pouring system for heavy-duty bearing cover

Technical Field

The utility model relates to the technical field of pouring systems, in particular to a heavy-duty bearing cap high-process yield pouring system.

Background

The bearing cap is an important component part on the engine, is in direct contact with the bearing bush, is a key part for bearing the power of the crankshaft, and requires good compactness of castings and good comprehensive performance.

In the prior art, when the casting is filled, the stability is insufficient, the feeding efficiency of the riser is low, the inside is defective and shrinkage cavity is formed, the appearance is defective, sand holes and other defects are formed, meanwhile, the order quantity of the bearing cover is large, and the production efficiency and the production cost are required.

It is therefore necessary to design a heavy duty bearing cap high process yield casting system to solve the above problems.

Disclosure of Invention

The utility model aims to provide a heavy-duty bearing cap high-process yield pouring system so as to overcome the defects in the prior art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a high technology yield gating system of heavy duty bearing lid, its includes the mould body and arranges the gating system in the mould body in, this gating system include the pouring cup, connect in the first filter piece of pouring cup bottom, certainly the vertical runner that extends of first filter piece, certainly a plurality of runners that extend of the horizontal direction of vertical runner, vertical direction set up and with the riser that the runner is linked together, certainly the interior runner that extends of the vertical direction of runner, and with the foundry goods die cavity that interior runner and riser are linked together, the runner with all be provided with the second filter piece between the vertical runner, still be connected with the thermal insulation piece under the riser.

Preferably, the thickness of the first filter sheet and the second filter sheet is 4mm.

Preferably, a riser neck is arranged on the riser, the riser is communicated with the casting cavity through the riser neck, and the riser neck is connected to the upper portion of the casting cavity.

Preferably, the in-gate is connected to the lower portion of the casting cavity.

Preferably, the area ratio between the sprue, the runner and the in-gate is: 1:1.5:2.

the beneficial effects of the utility model are as follows: according to the technical scheme, the molten iron entering the cavity is clean through layer-by-layer filtration of the filter plates, so that impurities are prevented from being involved; through the synergistic effect of the riser and the heat preservation block, the riser is reduced, the process yield is improved, more castings are produced within a limited equipment range, the production efficiency is improved, and the production cost is reduced; finally, two water inlets are arranged through the casting, and the high-compactness casting with uniform tissue and performance is obtained.

Drawings

FIG. 1 is a schematic diagram of a high process yield casting system for heavy duty bearing caps according to the present utility model;

in the figure: 1. a pouring cup; 2. a first filter sheet; 3. a vertical pouring channel; 4. a cross gate; 5. riser; 6. a runner; 7. casting cavity; 8. a second filter sheet; 9. a heat preservation block; 51. and (5) a riser neck.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1, a heavy-duty bearing cap high-process yield pouring system comprises a die body and a pouring system arranged in the die body, wherein the pouring system comprises a pouring cup 1, a first filter piece 2 connected to the bottom end of the pouring cup 1, a vertical pouring gate 3 extending from the vertical direction of the first filter piece 2, a plurality of transverse pouring gates 4 extending from the horizontal direction of the vertical pouring gate 3, a riser 5 arranged in the vertical direction and communicated with the transverse pouring gate 4, an in-gate 6 extending from the vertical direction of the transverse pouring gate 4 and a casting cavity 7 communicated with the in-gate 6 and the riser 5;

the second filter plates 8 are arranged between the horizontal pouring channel 4 and the vertical pouring channel 3, the thickness of the first filter plate 2 and the thickness of the second filter plate 8 are 4mm, and in the pouring process, molten iron return lines pass through the first filter plate 2 and then pass through the second filter plate 8, so that sand or slag in a pouring system is prevented from entering a cavity, appearance defects are caused, and the yield is improved.

A heat insulation block 9 is also connected below the riser 5; the feeding efficiency of the riser 5 is improved through the heat insulation block 9, the volume of the riser is reduced, the process yield is improved, and more castings can be placed, so that the efficiency is improved.

The riser 5 is provided with a riser neck 51, the riser is communicated with the casting cavity 7 through the riser neck 51, and the riser neck 51 is connected to the upper part of the casting cavity 7;

the inner gate 6 is connected to the lower part of the casting cavity 7, so that the casting cavity 7 is provided with two water inlets, the upper and lower temperature difference of the casting is ensured, the performance consistency is ensured, and the hardness difference is controlled.

The area ratio among the sprue 3, the runner 4 and the in-gate is as follows: 1:1.5:2, the casting system is an open casting system, so that the molten iron filling process is stable.

In this embodiment, the pouring system includes a pouring cup 1, a first runner plate 2 connected to the bottom end of the pouring cup 1, a vertical runner 3 extending from the first runner plate 2 in a vertical direction, a first runner and a second runner extending from the middle end of the vertical runner 3 horizontally to two sides, and a third runner and a fourth runner extending from the middle end of the vertical runner 3 horizontally to two sides, where the second runner plate 8 is disposed at the communication positions of the vertical runner 3 and the first runner, the second runner, the third runner and the fourth runner; the first cross runner, the second cross runner, the third cross runner and the fourth cross runner are all provided with riser 5 in vertical direction, and simultaneously the first cross runner, the second cross runner, the third cross runner and the fourth cross runner extend in vertical direction and have internal gates 6, the casting cavity 7 that internal gates 6 and riser 5 are linked together, and every group of riser 5 all is provided with the riser neck.

The utility model has the advantages that the technical scheme filters the molten iron entering the cavity layer by layer through the filter plates, so that the molten iron entering the cavity is clean, and impurities are prevented from being involved; through the synergistic effect of the riser and the heat preservation block, the riser is reduced, the process yield is improved, more castings are produced within a limited equipment range, the production efficiency is improved, and the production cost is reduced; finally, two water inlets are arranged through the casting, and the high-compactness casting with uniform tissue and performance is obtained.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a high technology yield piece gating system of heavy load bearing cap, its includes the mould body and arranges the gating system in the mould body, its characterized in that: the pouring system comprises a pouring cup (1), a first filter disc (2) connected to the bottom end of the pouring cup (1), a vertical pouring channel (3) extending from the vertical direction of the first filter disc (2), a plurality of transverse pouring channels (4) extending from the horizontal direction of the vertical pouring channel (3), a riser (5) arranged in the vertical direction and communicated with the transverse pouring channel (4), an inner pouring gate (6) extending from the vertical direction of the transverse pouring channel (4), and a casting cavity (7) communicated with the inner pouring gate (6) and the riser (5), wherein a second filter disc (8) is arranged between the transverse pouring channel (4) and the vertical pouring channel (3), and a heat insulation block (9) is further connected under the riser (5).

2. The heavy-duty bearing cap high process yield casting system of claim 1, wherein: the thickness of the first filter sheet (2) and the second filter sheet (8) is 4mm.

3. The heavy-duty bearing cap high process yield casting system of claim 1, wherein: the riser (5) is provided with a riser neck (51), the riser (5) is communicated with the casting cavity (7) through the riser neck (51), and the riser neck (51) is connected to the upper portion of the casting cavity (7).

4. The heavy-duty bearing cap high process yield casting system of claim 1, wherein: the inner gate (6) is connected to the lower part of the casting cavity (7).

5. The heavy-duty bearing cap high process yield casting system of claim 1, wherein: the area ratio among the vertical pouring gate (3), the horizontal pouring gate (4) and the inner pouring gate (6) is as follows: 1:1.5:2.