CN114346177A - High-yield casting process device for reducing internal defects of differential shell - Google Patents
High-yield casting process device for reducing internal defects of differential shell Download PDFInfo
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- CN114346177A CN114346177A CN202210274275.9A CN202210274275A CN114346177A CN 114346177 A CN114346177 A CN 114346177A CN 202210274275 A CN202210274275 A CN 202210274275A CN 114346177 A CN114346177 A CN 114346177A
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- riser
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- rising head
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Abstract
The utility model provides a high yield casting process device for reducing poor shell internal defect, includes vertical runner, horizontal runner, damming piece, divides runner and rising head base, and the output of vertical runner is connected with and keeps away the sediment structure, keeps away sediment structural connection horizontal runner, and the horizontal vertical direction of horizontal runner connects the damming piece, and the damming piece is connected and is divided to runner, divides runner connection rising head base, and rising head base top is connected the rising head, and the casting is connected to the rising head, and the casting totals 3. The riser process device can greatly improve the yield of products, the connection mode of risers and castings is extremely easy to process, the castings are designed in a fixed angle distribution mode, the utilization rate of the templates is improved, the yield is improved, the risers are heated together, the feeding efficiency of the risers is improved, and the probability of shrinkage porosity is reduced.
Description
Technical Field
The invention relates to the field of casting process design, in particular to a high-yield casting process device for reducing internal defects of a differential case.
Background
The differential shell (differential shell for short) is an important part of the differential, the differential plays a role in transmitting driving force in the running process of an automobile and driving the left and right wheels to move, the running speeds of the left and right wheels are distributed to different speeds in turning, and the vehicle can smoothly complete the turning process. The differential shell is an important component of the differential structure, the disk surface of the differential shell is connected with a helical gear disk, a shaft hole is connected with a wheel power shaft, and an inner cavity is connected with a left half gear, a right half gear and a planetary gear. During operation of the differential, the differential case serves to transmit driving force and is connected with a power shaft. The inner shrinkage porosity phenomenon caused by poor riser feeding effect often occurs in the existing industry differential case, the yield is low due to the increase of risers, the appearance sand hole slag hole defect is large, and the manufacturing cost is high.
Disclosure of Invention
The present invention has been made to solve the above problems, and provides a high yield casting process apparatus for reducing the internal defects of the differential case.
The technical scheme adopted by the invention is as follows:
the utility model provides a high yield casting process device for reducing poor shell internal defect, includes vertical runner, horizontal runner, damming piece, divides runner and rising head base, and the output of vertical runner is connected with and keeps away the sediment structure, keeps away sediment structural connection horizontal runner, and the horizontal vertical direction of horizontal runner connects the damming piece, and the damming piece is connected and is divided to runner, divides runner connection rising head base, and rising head base top is connected the rising head, and the casting is connected to the rising head, and the casting totals 3.
And included angles are formed among the arcs of the riser base, and the thickness of the riser base is 12mm higher than the bottom surface of the casting disc surface.
The riser body of riser be the cylindricality structure, 3 riser necks, riser neck and riser body be 40 angle transition, every riser neck corresponds with a foundry goods, and the riser neck is the structure that the cross-section is the circular arc, and the riser neck is connected with the disc upper surface overlap joint 3mm of foundry goods.
The thickness of the lap joint of the riser neck and the casting disc surface is 16 mm.
The input end and the output end of the branch pouring gate are both of cuboid structures, and the output end of the branch pouring gate and the center of the middle casting and the center connecting line of the riser form an included angle of 25 degrees.
The riser base is a structure body with an arc-shaped edge, the distance between each arc edge and the edge of the outer contour of the casting is 10mm, and an included angle is formed between each arc edge.
The invention has the beneficial effects that: the riser process device can greatly improve the yield of products, the connection mode of risers and castings is extremely easy to process, the castings are designed in a fixed angle distribution mode, the utilization rate of the templates is improved, the yield is improved, the risers are heated together, the feeding efficiency of the risers is improved, and the probability of shrinkage porosity is reduced.
Drawings
FIG. 1 is a top view of the structure of the present invention.
Fig. 2 is a bottom view of the structure of the present invention.
Fig. 3 is a right side view of fig. 1.
Wherein: 1-vertical pouring channel; 2-slag avoiding structure; 3-a horizontal pouring channel; 4-a cut-off piece; 5-branch pouring channel; 6-riser; 7-riser base; 8-casting.
Detailed Description
A high yield casting process device for reducing internal defects of a differential case comprises a vertical pouring gate 1, a horizontal pouring gate 3, a shutoff piece 4, a branch pouring gate 5 and a riser base 7, wherein the output end of the vertical pouring gate 1 is connected with a slag avoiding structure 2, the slag avoiding structure 2 is connected with the horizontal pouring gate 3, the horizontal pouring gate 3 is connected with the shutoff piece 4 in the horizontal and vertical directions, the shutoff piece 4 is connected with the branch pouring gate 5, the branch pouring gate 5 is connected with the riser base 7, a riser 6 is connected above the riser base 7, the riser 6 is connected with a casting 8, the number of the castings 8 is 3, a mold is manufactured according to the scheme, a sand mold is formed after the mold is molded, the casting 8 is obtained after the sand mold is cast, molten iron enters from the input end of the vertical pouring gate 1, flows out from the output end of the vertical pouring gate 1 and enters the slag avoiding structure 2 times, so that the sand slag of the molten iron is filtered to obtain relatively pure molten iron; molten iron flows out from avoiding sediment structure 2 and gets into the input of horizontal runner 3, through shutoff piece 4 after the output from horizontal runner 3 flows out, shutoff piece 4 is the flat structure cuboid, play the effect of control flow and avoiding the sediment once more, later the molten iron gets into and divides the input of watering 5, the input is the cuboid structure with the output, divide watering 5 connection rising head base 7, flow into rising head base 7 with the direction of fixed angle with the molten iron, the molten iron increases gradually in rising head base 7 and overflows in rising head 6, the rising head body of rising head 6 is the columnar structure, 3 riser necks are, every riser neck corresponds with 8 castings, the molten iron flows into each casting 8 respectively through the 3mm clearance of riser neck and casting quotation overlap joint, each casting 8 distributes and satisfies following condition 1: the central position of the casting 8 is as follows: taking the center of the riser 6 as a central point and 130mm as an arc edge with a radius; 2: the included angle formed by the center of each casting 8 and the center of the riser 6 is 105 degrees; 3: and (3) supplementing meat for two shaft holes of the casting 8, making the two shaft holes solid, reserving pre-drilled holes at the outer sides, and drilling the solid shaft holes to be hollow after the blank production is finished.
The feeder head base 7 is characterized in that included angles are formed among the arcs, the thickness of the feeder head base 7 is 12mm higher than the bottom surface of a casting 8 disc surface, and a heat preservation effect is achieved in the process of disc surface molten iron solidification.
The riser body of riser 6 be the cylindricality structure, 3 riser necks, riser neck and riser body are 40 angle transition, every riser neck corresponds with a foundry goods 8, and the riser neck is the structure that the cross-section is the circular arc, and the riser neck is connected with the disc upper surface overlap joint 3mm of foundry goods 8, and surface contact, the riser neck is 16mm with the thickness of 8 quotation overlap joints of foundry goods.
The input end and the output end of the branch pouring gate 5 are of a cuboid structure, the connecting line of the output end of the branch pouring gate 5 and the center of the middle casting 8 and the center of the riser 6 is an included angle of 25 degrees, molten iron can flow into the riser base 7 in the direction of a fixed angle, the molten iron firstly enters the corner of the riser base 7, and sand and slag defects caused by sand washing and turbulent flow are avoided.
The riser base 7 is a structure body with an arc-shaped edge, the distance between each arc edge and the outer contour edge of the casting 8 is 10mm, and included angles are formed among the arc edges, so that molten iron can be buffered in turbulent flow.
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 invention 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 invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
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 embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (6)
1. The utility model provides a high yield casting process device for reducing poor shell internal defect, a serial communication port, including vertical runner (1), horizontal runner (3), closure plate (4), divide and water (5) and rising head base (7), the output of vertical runner (1) is connected with and keeps away sediment structure (2), keep away sediment structure (2) and connect horizontal runner (3), closure plate (4) are connected to horizontal vertical direction of horizontal runner (3), closure plate (4) are connected and are watered (5), divide and water (5) and connect rising head base (7), rising head (6) are connected to rising head base (7) top, foundry goods (8) are connected to rising head (6), foundry goods (8) total are 3.
2. The high-yield casting process device for reducing the internal defects of the differential case as claimed in claim 1, wherein an included angle is formed between the circular arcs of the riser base (7), and the thickness of the riser base (7) is 12mm higher than the bottom surface of the disc surface of the casting (8).
3. The high-yield casting process device for reducing the internal defects of the poor shell as claimed in claim 1, wherein the riser body of the riser (6) is of a cylindrical structure, the number of the riser necks is 3, the riser necks and the riser body are in angle transition of 40 degrees, each riser neck corresponds to one casting (8), each riser neck is a structure body with a circular arc section, and the riser necks are in lap joint with the upper surface of the circular disc of the casting (8) by 3 mm.
4. A high yield casting process device for reducing internal defects of a differential case as claimed in claim 3, wherein the thickness of the lap joint of the riser neck and the disc surface of the casting (8) is 16 mm.
5. A high-yield casting process device for reducing internal defects of a differential case as claimed in claim 1, wherein the input end and the output end of the branch pouring gate (5) are both of a cuboid structure, and the output end of the branch pouring gate (5) forms an included angle of 25 degrees with a connecting line of the center of the intermediate casting (8) and the center of the riser (6).
6. The high-yield casting process device for reducing the internal defects of the differential case as claimed in claim 1, wherein the riser base (7) is a structure body with circular arc edges, each circular arc edge is 10mm away from the edge of the outer contour of the casting (8), and an included angle is formed between each circular arc edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210274275.9A CN114346177A (en) | 2022-03-21 | 2022-03-21 | High-yield casting process device for reducing internal defects of differential shell |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210274275.9A CN114346177A (en) | 2022-03-21 | 2022-03-21 | High-yield casting process device for reducing internal defects of differential shell |
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| CN114346177A true CN114346177A (en) | 2022-04-15 |
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| CN202210274275.9A Pending CN114346177A (en) | 2022-03-21 | 2022-03-21 | High-yield casting process device for reducing internal defects of differential shell |
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Citations (9)
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| CN101480700A (en) * | 2009-01-23 | 2009-07-15 | 安徽省恒泰活塞制造有限公司 | Aluminum piston bottom riser head shrink-compensating casting technique |
| CN101693282A (en) * | 2009-10-22 | 2010-04-14 | 南阳市汇森精密仪器铸造有限公司 | Method for producing voltage-bearing aluminum alloy tank body of ultra-high voltage switch by V-process |
| CN103008567A (en) * | 2012-12-18 | 2013-04-03 | 合肥大道模具有限责任公司 | Aluminum alloy tire single block casting module |
| JP5663800B1 (en) * | 2014-04-08 | 2015-02-04 | 有限会社ファンドリーテック・コンサルティング | Runway and casting method capable of rapid solidification |
| CN206794670U (en) * | 2017-05-27 | 2017-12-26 | 勤威(天津)工业有限公司 | A kind of process modeling for being used to cast the vertical parting twin-tub caliper of horizontal line |
| CN208600669U (en) * | 2018-07-17 | 2019-03-15 | 阜新宏顺机械有限公司 | A kind of hydraulic castings system for casting and pouring |
| CN110125334A (en) * | 2019-05-22 | 2019-08-16 | 合肥江淮铸造有限责任公司 | Take turns side insulated pouring system |
| CN209379862U (en) * | 2018-10-29 | 2019-09-13 | 勤威(天津)工业有限公司 | A kind of process modeling structure of the casting system for caliper casting |
| CN211191885U (en) * | 2019-11-25 | 2020-08-07 | 山西华翔集团股份有限公司 | Connecting rod type casting riser structure and casting template thereof |
-
2022
- 2022-03-21 CN CN202210274275.9A patent/CN114346177A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101480700A (en) * | 2009-01-23 | 2009-07-15 | 安徽省恒泰活塞制造有限公司 | Aluminum piston bottom riser head shrink-compensating casting technique |
| CN101693282A (en) * | 2009-10-22 | 2010-04-14 | 南阳市汇森精密仪器铸造有限公司 | Method for producing voltage-bearing aluminum alloy tank body of ultra-high voltage switch by V-process |
| CN103008567A (en) * | 2012-12-18 | 2013-04-03 | 合肥大道模具有限责任公司 | Aluminum alloy tire single block casting module |
| JP5663800B1 (en) * | 2014-04-08 | 2015-02-04 | 有限会社ファンドリーテック・コンサルティング | Runway and casting method capable of rapid solidification |
| CN206794670U (en) * | 2017-05-27 | 2017-12-26 | 勤威(天津)工业有限公司 | A kind of process modeling for being used to cast the vertical parting twin-tub caliper of horizontal line |
| CN208600669U (en) * | 2018-07-17 | 2019-03-15 | 阜新宏顺机械有限公司 | A kind of hydraulic castings system for casting and pouring |
| CN209379862U (en) * | 2018-10-29 | 2019-09-13 | 勤威(天津)工业有限公司 | A kind of process modeling structure of the casting system for caliper casting |
| CN110125334A (en) * | 2019-05-22 | 2019-08-16 | 合肥江淮铸造有限责任公司 | Take turns side insulated pouring system |
| CN211191885U (en) * | 2019-11-25 | 2020-08-07 | 山西华翔集团股份有限公司 | Connecting rod type casting riser structure and casting template thereof |
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Application publication date: 20220415 |
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