CN212525938U - Casting mold capable of reducing shrinkage porosity defect of automobile steering knuckle gate - Google Patents
Casting mold capable of reducing shrinkage porosity defect of automobile steering knuckle gate Download PDFInfo
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- CN212525938U CN212525938U CN202021013350.9U CN202021013350U CN212525938U CN 212525938 U CN212525938 U CN 212525938U CN 202021013350 U CN202021013350 U CN 202021013350U CN 212525938 U CN212525938 U CN 212525938U
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Abstract
The utility model relates to the field of automobile steering knuckle casting molds, in particular to a casting mold capable of reducing the shrinkage porosity defect of an automobile steering knuckle gate, which comprises a casting and a casting system, wherein the casting system comprises a gate cup, a main vertical runner, a horizontal runner, an auxiliary runner, a slag-avoiding sheet, a filter, a main riser and an auxiliary riser, when the casting is half-flushed, the auxiliary runner starts to feed water and flows to the main riser, the thickest part of the steering knuckle is subjected to feeding and flushing, so that a steering arm and a damping arm of the steering knuckle are fully fed, the shrinkage porosity problem of the steering knuckle gate is effectively reduced, a lower port of the main vertical runner is vertically communicated with the middle part of the horizontal runner, the filter is arranged at the lower end of the main vertical runner, the horizontal runner is correspondingly communicated with the casting through a shunt pipeline and the auxiliary riser, molten iron enters a cavity of the casting after passing through the filter and the slag-avoiding sheet and the auxiliary riser, crushed sand in the runner is not left, avoid the casting surface to produce sand slag hole, improve the yield and quality of the product.
Description
Technical Field
The utility model belongs to the technical field of the auto steering knuckle casting mould and specifically relates to a can reduce the casting mold of auto steering knuckle runner shrinkage porosity defect.
Background
The steering knuckle is a very important part in an automobile braking system, is used for connecting an automobile steering wheel and a front wheel axle and is connected with a shock absorber, so that the automobile can stably run and sensitively transmit the running direction, the driving safety is greatly influenced once the steering knuckle breaks down, the product quality is seriously influenced by the shrinkage and loosening of a gate of the steering knuckle, the product yield is reduced, a casting is more likely to be scrapped, and the production cost is increased.
At present, in the casting industry, double-riser feeding is generally adopted to avoid dead riser feeding to form sprue shrinkage porosity, the method can enable castings to be rapidly flushed and finished, but the castings still can form the sprue or the internal shrinkage porosity due to different sizes, different placing positions and different directions of the castings, and on the other hand, at present, the steering knuckles of the company adopt DISA231 vertical line damp film sand casting, the existing steering knuckle molds are generally arranged to be distributed leftwards and rightwards, molten iron enters the castings through a pouring gate or a riser, so that a problem exists, the molten iron can be mixed with crushed sand in the pouring gate after passing through a filter screen and enters the castings together, sand slag holes are formed in the surfaces of the castings, and the sand slag holes in the surfaces of the castings can also influence the product quality.
Disclosure of Invention
In order to solve the problem in the background art, the utility model discloses a can reduce the casting die of automobile steering knuckle runner shrinkage porosity defect sets up vice watering, keeps away sediment thin slice, filter, main rising head, effectively reduces steering knuckle runner shrinkage porosity and cinder hole defect problem, improves the yield and the quality of product.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a casting mold capable of reducing shrinkage porosity defects of a sprue of an automobile steering knuckle comprises a casting and a casting system, wherein the casting system comprises a sprue cup, a main vertical pouring gate, a cross pouring gate, an auxiliary pouring gate, a slag avoiding sheet, a filter, two main risers and auxiliary risers, the main vertical pouring gate is vertically arranged below the sprue cup, an upper port of the main vertical pouring gate is communicated with a lower port of the sprue cup, the filter is further arranged at the lower end of the main vertical pouring gate, a lower port of the main vertical pouring gate is vertically communicated with the middle of the cross pouring gate, the two castings are symmetrically arranged on the left side and the right side of the main vertical pouring gate, the main risers are correspondingly communicated with the upper ends of the left casting and the right casting respectively at the upper left side and the right side of the left casting, the two main risers are correspondingly communicated with the upper ends of the main vertical pouring gate respectively through the auxiliary pouring gate, the auxiliary risers are correspondingly communicated with the left side and the right side of the left casting respectively, the left end portion and the right end portion of the cross runner are correspondingly communicated with an auxiliary riser of a left casting and an auxiliary riser of a right casting through lap joints respectively, the upper ends of vertically arranged distribution pipelines are correspondingly communicated with the right lower portion of the left casting and the left lower portion of the right casting respectively, the lower ends of the distribution pipelines are vertically communicated with the cross runner, and slag avoiding thin sheets are correspondingly arranged on the two distribution pipelines respectively.
Further, the main feeder head and the auxiliary feeder head can feed water and feed simultaneously.
Furthermore, the middle of the auxiliary pouring channel in the length direction is high, the two ends of the auxiliary pouring channel are low, and the height of the connecting point of the auxiliary pouring channel and the main riser is lower than that of the connecting point of the auxiliary pouring channel and the main riser.
Furthermore, the main feeder and the auxiliary feeder are both heat-insulating feeders.
Further, the main riser is connected with the secondary runner at the thickest part of the casting.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses the setting of well vice rising head, make main vice rising head can intake simultaneously, the simultaneous feeding, the foundry goods dashes the type to half-time, vice pouring head begins to intake and flows to main rising head, carry out the feeding towards the type to the thickest department of knuckle, the knuckle and the shock attenuation arm that make the knuckle obtain abundant feeding, effectively reduce knuckle runner shrinkage porosity problem, and simultaneously, it is equipped with the filter to erect the lower extreme of watering at the main, the lower port that the main erects watered communicates with the middle part of cross gate is perpendicular, cross gate corresponds the intercommunication through reposition of redundant personnel pipeline and vice rising head and foundry goods, the molten iron is through the filter, keep away the die cavity that gets into the foundry goods behind sediment thin slice and the vice rising head, the garrulous sand in the water stays in the gating system can not get into the foundry goods, avoid the foundry goods surface to produce the sand cinder hole.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
in the above figures: 1-auxiliary pouring channel; 2-pouring cup; 3-main vertical pouring channel; 4-main riser; 5-casting; 6-auxiliary riser; 7-horizontal pouring channel; 8-slag-avoiding thin slices; 9-a filter.
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.
The pouring mold capable of reducing the shrinkage porosity defect of the automobile steering knuckle gate comprises a casting 5 and a pouring system, wherein the pouring system comprises a gate cup 2, a main vertical pouring gate 3, a horizontal pouring gate 7, an auxiliary pouring gate 1, a slag avoiding sheet 8, a filter 9, a main riser 4 and an auxiliary riser 6, the main vertical pouring gate 3 is vertically arranged below the gate cup 2, an upper port of the main vertical pouring gate 3 is communicated with a lower port of the gate cup 2, the lower end of the main vertical pouring gate 3 is provided with the filter 9, a lower port of the main vertical pouring gate 3 is vertically communicated with the middle part of the horizontal pouring gate 7, the two castings 5 are symmetrically arranged at the left side and the right side of the main vertical pouring gate 3, the main risers 4 are correspondingly communicated with the upper ends of the left casting 5 and the right casting 5 respectively, the two main risers 4 are correspondingly communicated with the upper end of the main vertical pouring gate 3 through the auxiliary pouring gate 1 respectively, and the situation needs to be explained here, preferably, the main riser 4 is connected with the auxiliary runner 1 at the thickest part of the casting 5, the two ends of the auxiliary runner 1 are low along the middle height of the length direction, the height of the connecting point of the auxiliary runner 1 and the main riser 4 is lower than the height of the connecting point of the auxiliary runner 1 and the main vertical runner 3, the auxiliary risers 6 are respectively and correspondingly communicated at the left lower part of the left casting 5 and the right lower part of the right casting 5, it should be noted that the main riser 4 and the auxiliary riser 6 are both heat preservation risers, the main riser 4 and the auxiliary riser 6 can simultaneously feed water and simultaneously feed, the cross runner 7 is horizontally arranged below the casting 5, the left end part and the right end part of the cross runner 7 are respectively and correspondingly communicated with the auxiliary riser 6 of the left casting and the auxiliary riser 6 of the right casting through overlapping pieces, the upper ends of vertically arranged shunt pipelines are respectively and correspondingly communicated at the right lower part of the left casting 5 and the left lower part of the right casting 5, and the lower ends of the, and the two shunting pipelines are respectively and correspondingly provided with a slag avoiding sheet 8.
The utility model discloses the working process is as follows:
implement the utility model discloses in the time, pour into the molten iron in 3 to main vertical runner through pouring basin 2, molten iron flows to main vertical runner 3 during the lower extreme behind filter 9 prefilter, enter into horizontal runner 7, in horizontal runner 7 molten iron partly through keeping away in the slag thin slice 8 filters the back once more and get into 5 die cavities of foundry goods through the shunt canals, in horizontal runner 7 molten iron still partly through entering into corresponding 5 die cavities of foundry goods behind strap and the auxiliary rising head 6 in proper order, 5 die of foundry goods are when half, the auxiliary runner 1 begins to intake and flow into heat preservation main rising head 4, carry out the feeding towards the thickest department of knuckle, the knuckle that makes and the shock absorption arm of knuckle obtain abundant feeding, knuckle runner shrinkage porosity and cinder hole defect problem have effectively been reduced, the yield and the quality of product have been improved, lay solid basis for the high-quality automobile steering knuckle of later on a batch production.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for the convenience of description of the present invention and for simplicity of description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the present invention should not be construed as being limited thereto, and it should be noted that the terms "mounted" and "connected" should be interpreted broadly, for example, as being able to be fixedly connected, detachably connected, or integrally formed, mechanically connected, or indirectly connected through an intermediate medium, and the specific meaning of the terms in the present application can be understood through specific situations.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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 (5)
1. The utility model provides a can reduce casting mold of automobile steering knuckle runner shrinkage porosity defect, includes foundry goods and gating system, characterized by: the pouring system comprises a pouring cup, a main vertical pouring gate, a cross pouring gate, an auxiliary pouring gate, a slag avoiding sheet, a filter, a main riser and an auxiliary riser, wherein the main vertical pouring gate is vertically arranged below the pouring cup, the upper port of the main vertical pouring gate is communicated with the lower port of the pouring cup, the lower end of the main vertical pouring gate is provided with the filter, the lower port of the main vertical pouring gate is vertically communicated with the middle part of the cross pouring gate, two castings are symmetrically arranged at the left side and the right side of the main vertical pouring gate, the left upper part of a left casting and the right upper part of a right casting are respectively and correspondingly communicated with the main riser, the two main risers are respectively and correspondingly communicated with the upper end of the main vertical pouring gate through the auxiliary pouring gate, the left lower part of the left casting and the right lower part of the right casting are respectively and correspondingly communicated with the auxiliary riser, the cross pouring gate is horizontally arranged below the castings, and the left end part and the right end part of the cross pouring, the upper ends of the vertically arranged branch pipelines are correspondingly communicated with the right lower part of the left casting and the left lower part of the right casting respectively, the lower ends of the branch pipelines are vertically communicated with the runner correspondingly, and the two branch pipelines are correspondingly provided with slag avoiding sheets respectively.
2. The casting mold capable of reducing the shrinkage porosity defect of the automobile steering knuckle gate according to claim 1, wherein: the main and auxiliary risers can feed water and simultaneously feed.
3. The casting mold capable of reducing the shrinkage porosity defect of the automobile steering knuckle gate according to claim 2, wherein: the middle of the auxiliary pouring gate along the length direction is high, the two ends of the auxiliary pouring gate are low, and the height of the connecting point of the auxiliary pouring gate and the main riser is lower than that of the connecting point of the auxiliary pouring gate and the main vertical pouring gate.
4. The casting mold capable of reducing the shrinkage porosity defect of the automobile steering knuckle gate according to claim 2, wherein: the main riser and the auxiliary riser are both heat-insulating risers.
5. The casting mold capable of reducing the shrinkage porosity defect of the automobile steering knuckle gate according to claim 2, wherein: the main riser is connected with the auxiliary pouring gate at the thickest part of the casting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021013350.9U CN212525938U (en) | 2020-06-05 | 2020-06-05 | Casting mold capable of reducing shrinkage porosity defect of automobile steering knuckle gate |
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| CN202021013350.9U CN212525938U (en) | 2020-06-05 | 2020-06-05 | Casting mold capable of reducing shrinkage porosity defect of automobile steering knuckle gate |
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| CN212525938U true CN212525938U (en) | 2021-02-12 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113070450A (en) * | 2021-04-13 | 2021-07-06 | 广德亚太汽车智能制动***有限公司 | Slag-avoiding pouring system of automobile brake caliper |
| CN113426951A (en) * | 2021-07-09 | 2021-09-24 | 宁波强盛机械模具有限公司 | Casting method of nodular cast iron thin control arm |
| CN113680958A (en) * | 2021-08-30 | 2021-11-23 | 安徽海立精密铸造有限公司 | Vertical parting arrangement pouring system and pouring process for crankshaft |
-
2020
- 2020-06-05 CN CN202021013350.9U patent/CN212525938U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113070450A (en) * | 2021-04-13 | 2021-07-06 | 广德亚太汽车智能制动***有限公司 | Slag-avoiding pouring system of automobile brake caliper |
| CN113426951A (en) * | 2021-07-09 | 2021-09-24 | 宁波强盛机械模具有限公司 | Casting method of nodular cast iron thin control arm |
| CN113680958A (en) * | 2021-08-30 | 2021-11-23 | 安徽海立精密铸造有限公司 | Vertical parting arrangement pouring system and pouring process for crankshaft |
| CN113680958B (en) * | 2021-08-30 | 2023-10-24 | 安徽海立精密铸造有限公司 | Vertical parting arrangement casting system and casting process for crankshaft |
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