CN212094231U - High-efficient casting structure of large-scale bearing axle housing - Google Patents
High-efficient casting structure of large-scale bearing axle housing Download PDFInfo
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- CN212094231U CN212094231U CN202020201317.2U CN202020201317U CN212094231U CN 212094231 U CN212094231 U CN 212094231U CN 202020201317 U CN202020201317 U CN 202020201317U CN 212094231 U CN212094231 U CN 212094231U
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- ingate
- axle housing
- bearing axle
- annular seat
- water inlet
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Abstract
The utility model discloses a large-scale bearing axle housing high-efficiency casting structure, which comprises a sprue, a horizontal runner connected with the two sides of the sprue, an ingate connected with the horizontal runner, and a plurality of water inlet sheets arranged around the circumference of the ingate; the ingate is of an arc-shaped sheet structure, the cross section of the ingate is of a trapezoid structure, one end of the water inlet sheet is connected to the side of the lower bottom of the trapezoid structure, and the other end of the water inlet sheet is connected to the side of the cavity. The utility model realizes stable filling process and obvious slag avoiding effect.
Description
Technical Field
The utility model belongs to the technical field of the casting, especially, relate to a high-efficient casting structure of large-scale bearing axle housing.
Background
The large-scale engineering machinery bearing axle housing has high requirements on mechanical performance strength, extension, internal quality shrinkage porosity, slag inclusion and the like, and the axle housing bears the transportation weight of the whole engineering machinery. Especially in the face of uninterrupted operation in harsh environments for extended periods of time. Long time running with heavy loads may lead to risks of deformation and breakage if the mechanical properties are not satisfactory or if defects are present in the casting. At present, most of cast large axle housings in China are insufficient in design process stability, and most of the cast large axle housings are used with more chills, so that the influence on the matrix structure of a casting is large, and the design requirement of the casting is changed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the technical problem and providing a high-efficient casting structure of large-scale bearing axle housing to the realization fills the type process steady, and it is obvious to keep away the sediment effect. In order to achieve the above purpose, the utility model discloses technical scheme as follows:
the large-scale bearing axle housing high-efficiency casting structure comprises a sprue, a cross gate connected with two sides of the sprue, an ingate connected with the cross gate and a plurality of water inlet sheets arranged around the circumference of the ingate; the ingate is of an arc-shaped sheet structure, the cross section of the ingate is of a trapezoid structure, one end of the water inlet sheet is connected to the side of the lower bottom of the trapezoid structure, and the other end of the water inlet sheet is connected to the side of the cavity.
Specifically, the casting comprises a hollow column body with a narrow upper part and a wide lower part, and an upper annular seat and a lower annular seat which are arranged at two ends of the column body.
Specifically, the horizontal runner is further connected with a liquid supplementing runner in a branched mode, and a pouring gate piece is arranged at the end of the liquid supplementing runner.
Specifically, the cavity is provided with hot risers on the side wall of the column body of the casting and the side wall of the lower annular seat.
Specifically, cold risers are arranged on the side wall of the upper annular seat and the end face of the lower annular seat of the casting of the cavity.
Specifically, the water inlet sheet is of a sheet-shaped hollow structure.
Specifically, the end of the gate sheet is butted to the bottom of the cold riser on the side wall of the upper annular seat.
Specifically, one end of an ingate on the side edge of the lower annular seat is connected to the bottom of a cold riser on the end surface of the lower annular seat.
Specifically, the pouring proportion of the sprue, the cross gate, the ingate and the water inlet sheet is 1: 0.8: 1: 1.5.
compared with the prior art, the utility model discloses the beneficial effect of the high-efficient casting structure of large-scale bearing axle housing mainly embodies:
after the molten iron enters a pouring system, the molten iron is filled into the cavity through the processes of a sprue, a cross runner, an ingate and a water sheet, and the whole process is controlled according to a pouring proportion to achieve the purpose of stable and quick mold filling; the trapezoidal structure of the ingate is matched with the water inlet sheet, so that the annular seat position of the casting in the cavity is effectively cast and molded, and the slag avoiding effect is obvious; an inner pouring gate and a liquid supplementing pouring gate are connected to the cold riser, so that the casting at the position is effectively supplemented, and the quality defect of the casting at the position is eliminated.
Drawings
Fig. 1 is one of the schematic structural diagrams of the embodiment of the present invention;
FIG. 2 is a second schematic structural diagram of the present embodiment;
FIG. 3 is an enlarged partial view of an ingate according to the present embodiment;
the figures in the drawings represent:
the hot riser comprises a sprue 1, a sprue 11, a liquid supplementing sprue 12, a sprue piece 13, an ingate 2, a water inlet piece 3, a column body 4, an upper annular seat 41, a lower annular seat 42, a hot riser 5 and a cold riser 6.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, and not all embodiments.
Example (b):
referring to fig. 1-3, the embodiment is an efficient casting structure for a large-sized load-bearing axle housing, and the efficient casting structure comprises a sprue 1, a cross runner 11 connected with two sides of the sprue 1, an ingate 2 connected with the cross runner 11, and a plurality of water inlet sheets 3 arranged around the periphery of the ingate 2; ingate 2 is curved sheet structure, and ingate 2's cross section is the trapezium structure, and the one end of income water piece 3 is connected in the side of the lower bottom of trapezium structure, and the other end of income water piece 3 is connected to the side of die cavity.
The medium-sized cavity molded casting in the embodiment is a large-sized bearing axle housing. The casting includes a hollow column body 4 with a narrow top and a wide bottom, and an upper annular seat 41 and a lower annular seat 42 provided at both ends of the column body 4.
The cross runner 11 is further branched and connected with a liquid supplementing runner 12, and a gate piece 13 is arranged at the end part of the liquid supplementing runner 12.
The side walls of the column body 4 and the lower annular seat 41 of the casting of the cavity are provided with hot risers 5. The cavity is provided with cold risers 6 on the side walls of the upper annular seat 41 and on the end faces of the lower annular seat 42 of the casting.
The water inlet sheet 3 and the gate sheet 13 have the same structure and are both sheet-shaped hollow structures. The water inlet sheets 3 are arranged on the opposite ingates 2 at intervals, and the water inlet sheets 3 on the two ingates 2 are respectively butted with the end surfaces of the upper annular seat 41 and the lower annular seat 42 of the casting in the cavity.
The end of the sprue gate 13 is butted against the bottom of the cold riser 6 on the side of the upper annular seat 41. The number of water inlet fins 3 in this embodiment located in the upper annular seat 41 of the casting is three. The number of water inlet fins 3 located in the lower annular seat 42 of the casting is five.
One end of the ingate 2 on the side of the lower annular seat 42 is connected to the bottom of the cold riser 6 located on the end face of the lower annular seat 42.
The pouring proportion of the sprue 1, the cross gate 11, the ingate 2 and the water inlet sheet 3 is 1: 0.8: 1: 1.5.
when the method is applied, the molten iron enters the pouring system and then is filled in the cavity through the processes of the sprue 1, the cross runner 11, the ingate 2 and the water inlet sheet 3, the whole process is controlled according to the pouring proportion, and the stable and quick filling process is achieved; the trapezoidal structure of the ingate 2 is matched with the water inlet sheet, so that the annular seat position of the casting in the cavity is effectively cast and molded, and the slag avoiding effect is obvious; an inner pouring channel 2 and a liquid supplementing pouring channel 12 are connected to the cold riser 6, so that the casting at the position is effectively supplemented, and the quality defect of the casting at the position is eliminated.
What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (9)
1. High-efficient casting structure of large-scale bearing axle housing, its characterized in that: the water inlet device comprises a sprue, a cross gate connected with two sides of the sprue, an ingate connected with the cross gate and a plurality of water inlet sheets arranged around the circumference of the ingate; the ingate is of an arc-shaped sheet structure, the cross section of the ingate is of a trapezoid structure, one end of the water inlet sheet is connected to the side of the lower bottom of the trapezoid structure, and the other end of the water inlet sheet is connected to the side of the cavity.
2. The large-scale load-bearing axle housing high-efficiency casting structure according to claim 1, characterized in that: the casting comprises a hollow column body with a narrow upper part and a wide lower part, and an upper annular seat and a lower annular seat which are arranged at two ends of the column body.
3. The large-scale load-bearing axle housing high-efficiency casting structure according to claim 2, characterized in that: the cross pouring gate is also connected with a liquid supplementing pouring gate in a branch manner, and the end part of the liquid supplementing pouring gate is provided with a pouring gate piece.
4. The large-scale load-bearing axle housing high-efficiency casting structure according to claim 2, characterized in that: and the cavity is provided with hot risers on the side wall of the column body of the casting and the side wall of the lower annular seat.
5. The large-scale load-bearing axle housing high-efficiency casting structure according to claim 3, characterized in that: and cold risers are arranged on the side wall of the upper annular seat and the end surface of the lower annular seat of the casting of the cavity.
6. The large-scale load-bearing axle housing high-efficiency casting structure according to claim 1, characterized in that: the water inlet sheet is of a sheet-shaped hollow structure.
7. The large-scale load-bearing axle housing high-efficiency casting structure according to claim 5, characterized in that: the end part of the gate sheet is butted with the bottom of the cold riser on the side wall of the upper annular seat.
8. The large-scale load-bearing axle housing high-efficiency casting structure according to claim 5, characterized in that: one end of the ingate on the side edge of the lower annular seat is connected to the bottom of the cold riser on the end surface of the lower annular seat.
9. The large-scale load-bearing axle housing high-efficiency casting structure according to claim 1, characterized in that: the pouring proportion of the sprue, the cross gate, the ingate and the water inlet sheet is 1: 0.8: 1: 1.5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020201317.2U CN212094231U (en) | 2020-02-24 | 2020-02-24 | High-efficient casting structure of large-scale bearing axle housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020201317.2U CN212094231U (en) | 2020-02-24 | 2020-02-24 | High-efficient casting structure of large-scale bearing axle housing |
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| CN212094231U true CN212094231U (en) | 2020-12-08 |
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| CN202020201317.2U Active CN212094231U (en) | 2020-02-24 | 2020-02-24 | High-efficient casting structure of large-scale bearing axle housing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114367637A (en) * | 2021-12-30 | 2022-04-19 | 苏州勤堡精密机械有限公司 | High-strength green sand pouring system of oversized traction sheave casing |
-
2020
- 2020-02-24 CN CN202020201317.2U patent/CN212094231U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114367637A (en) * | 2021-12-30 | 2022-04-19 | 苏州勤堡精密机械有限公司 | High-strength green sand pouring system of oversized traction sheave casing |
| CN114367637B (en) * | 2021-12-30 | 2024-05-07 | 苏州勤堡精密机械有限公司 | High-strength tide mould sand pouring system of oversized traction sheave casing |
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