CN207466251U - A kind of punching wheel hub and its casting mould - Google Patents
A kind of punching wheel hub and its casting mould Download PDFInfo
- Publication number
- CN207466251U CN207466251U CN201721572043.2U CN201721572043U CN207466251U CN 207466251 U CN207466251 U CN 207466251U CN 201721572043 U CN201721572043 U CN 201721572043U CN 207466251 U CN207466251 U CN 207466251U
- Authority
- CN
- China
- Prior art keywords
- sand mold
- reinforcing rib
- axle sleeve
- wheel hub
- punching wheel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The utility model provides a kind of punching wheel hub, can effectively solve the technical issues of reinforcing rib root easily generates shrinkage porosite/shrinkage cavity phenomenon, influences product quality.It includes hub body, axle sleeve and reinforcing rib, and the axle sleeve axis is connected to the hub body lower part, and the axle sleeve is circumferentially distributed the reinforcing rib being connect with the hub body, it is characterised in that：The thickness of the reinforcing rib is 6mm ~ 8mm, and the upper surface of the reinforcing rib is inclined-plane, and the upper surface is higher by upper edge 20mm ~ 25mm of the axle sleeve with one end that the madial wall of the hub body is connect.In addition, the utility model additionally provides the casting mould of the punching wheel hub.
Description
Technical field
The utility model is related to farm machinery parts fields, and in particular to a kind of punching wheel hub and its casting mould.
Background technology
A kind of punching wheel hub of agricultural machinery, structure as shown in Figure 1 and Figure 2, the punching wheel hub 10 include hub body 11,
Axle sleeve 12 and reinforcing rib 13a, 12 axis of axle sleeve are connected to 11 lower part of hub body, and axle sleeve 12 is circumferentially distributed to be had and connect with hub body 11
Reinforcing rib 13a.The punching wheel hub stirs sand casting technique by shoe and is formed, and material is spheroidal graphite cast-iron, in forming process, we
It was found that reinforcing rib 13a roots easily generate shrinkage porosite/shrinkage cavity phenomenon, product quality is influenced.
Utility model content
In view of the above-mentioned problems, the utility model provides a kind of punching wheel hub and its casting mould, can effectively solve to add
Strengthening tendons root easily generates shrinkage porosite/shrinkage cavity phenomenon, the technical issues of influencing product quality.
A kind of punching wheel hub, including hub body, axle sleeve and reinforcing rib, the axle sleeve axis is connected under the hub body
Portion, the axle sleeve is circumferentially distributed the reinforcing rib being connect with the hub body, it is characterised in that：The thickness of the reinforcing rib is
6mm ~ 8mm, the upper surface of the reinforcing rib is inclined-plane, and one end that the upper surface is connect with the madial wall of the hub body is high
Go out upper edge 20mm ~ 25mm of the axle sleeve.
A kind of casting mould of punching wheel hub, including upper sand mold and lower sand mold, the upper sand mold is equipped with upper impression, described
Lower sand mold is equipped with lower impressions, and the upper impression and the lower impressions split form casting mold cavity, it is characterised in that：
The die joint of hierarchic structure is equipped between the upper sand mold and the lower sand mold；
The top of the upper sand mold is equipped with running gate system, and the sprue gate of the running gate system is connected by cross gate and upper impression
Logical, the cross gate corresponds with reinforcing rib and surrounds sprue gate distribution, and the corresponding position that is molded of the reinforcing rib is located at institute
State lower sand mold.
Further, the venthole of the casting mould is located on die joint.
Further, the intermediate position and periphery of the upper sand mold and the lower sand mold are respectively equipped with location structure, institute
It states location structure and includes the positioning protrusion for being set to sand mold and setting and the positioning groove of lower sand mold.
The punching wheel hub of the utility model by the way that the thickness of reinforcing rib is set as 6mm ~ 8mm, i.e., reduces on the original basis
2mm or so reduces the thickness of reinforcing rib, so as to effectively avoid the generation of reinforcing rib root shrinkage porosite/shrinkage cavity phenomenon, meanwhile,
The upper surface of reinforcing rib is inclined-plane, one end of the madial wall connection of upper surface and hub body be higher by the upper edge 20mm of axle sleeve ~
25mm can ensure the support strength of reinforcing rib in the case where reinforcing rib is thinning；The casting mould of the utility model, pass through by
Sprue gate is arranged on sand mold, the corresponding forming part of reinforcing rib is arranged on lower sand mold, to increase the corresponding forming part of reinforcing rib
Molten metal pressure, improve the mobility of molten metal, prevent reinforcing rib misrun or cold shut defect, dead head from passing through cross gate
It being connected with upper impression, cross gate corresponds with reinforcing rib and surrounds sprue gate distribution, can ensure that each reinforcing rib synchronous forming, into
And ensure product quality.
Description of the drawings
Fig. 1 is the main structure diagram of existing punching wheel hub.
Fig. 2 is the cross-sectional view of existing punching wheel hub.
Fig. 3 is the dimensional structure diagram of the punching wheel hub of the utility model.
Fig. 4 is the cross-sectional view of the punching wheel hub of the utility model.
Fig. 5 is the structure diagram of the casting mould of the utility model.
Specific embodiment
As shown in Figure 3, Figure 4, a kind of punching wheel hub, including hub body 11, axle sleeve 12 and reinforcing rib 13b, axle sleeve 12
Axis is connected to 11 lower part of hub body, and axle sleeve 12 is circumferentially distributed the reinforcing rib 13b being connect with hub body 11, reinforcing rib 13b's
Thickness is 6mm ~ 8mm, and the upper surface 14 of reinforcing rib is inclined-plane, and one end 15 that upper surface 14 is connect with the madial wall of hub body is high
Go out the upper edge of axle sleeve（16）20mm.
As shown in figure 5, the casting mould 20 of above-mentioned punching wheel hub, including upper sand mold 21 and lower sand mold 22, upper sand mold 21
Equipped with upper impression 26, lower sand mold 22 is equipped with lower impressions 27, and upper impression 26 and 27 split of lower impressions form casting mold cavity, upper sand mold with
It is equipped with the die joint of hierarchic structure between lower sand mold, die joint includes the first die joint 23a and the second die joint 23b, first point
Type face is located at the inner cavity of punching wheel hub and on the upside of reinforcing rib, and the second die joint is located at punching hub periphery and positioned at wheel hub sheet
The upper surface of the ring flange of body；The top of upper sand mold is equipped with running gate system, the sprue gate 24 of running gate system by cross gate 25 with
Upper impression 26 connects, and cross gate 25, which corresponds with reinforcing rib and surrounds sprue gate 24, to be distributed, the corresponding molding position of reinforcing rib
Positioned at lower sand mold.
The venthole 28 of casting mould is located on die joint；The intermediate position and periphery of upper sand mold 21 and lower sand mold 22 point
Not She You location structure, location structure include be set to sand mold positioning protrusion 29a and setting and lower sand mold positioning groove
29b。
Claims (4)
1. a kind of punching wheel hub, including hub body, axle sleeve and reinforcing rib, the axle sleeve axis is connected under the hub body
Portion, the axle sleeve is circumferentially distributed the reinforcing rib being connect with the hub body, it is characterised in that：The thickness of the reinforcing rib is
6mm ~ 8mm, the upper surface of the reinforcing rib is inclined-plane, and one end that the upper surface is connect with the madial wall of the hub body is high
Go out upper edge 20mm ~ 25mm of the axle sleeve.
2. the casting mould of punching wheel hub as described in claim 1, including upper sand mold and lower sand mold, the upper sand mold is equipped with
Upper impression, the lower sand mold are equipped with lower impressions, and the upper impression and the lower impressions split form casting mold cavity, and feature exists
In：
The die joint of hierarchic structure is equipped between the upper sand mold and the lower sand mold；
The top of the upper sand mold is equipped with running gate system, and the sprue gate of the running gate system is connected by cross gate with upper impression,
The cross gate and reinforcing rib correspond and surround sprue gate distribution, and the reinforcing rib is corresponding to be molded position under described
Sand mold.
3. the casting mould of punching wheel hub according to claim 2, it is characterised in that：The venthole position of the casting mould
In on die joint.
4. the casting mould of punching wheel hub according to claim 3, it is characterised in that：The upper sand mold and the lower sand mold
Intermediate position and periphery be respectively equipped with location structure, the location structure includes being set to the positioning protrusion of sand mold and set
Put the positioning groove with lower sand mold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721572043.2U CN207466251U (en) | 2017-11-22 | 2017-11-22 | A kind of punching wheel hub and its casting mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721572043.2U CN207466251U (en) | 2017-11-22 | 2017-11-22 | A kind of punching wheel hub and its casting mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207466251U true CN207466251U (en) | 2018-06-08 |
Family
ID=62258122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721572043.2U Expired - Fee Related CN207466251U (en) | 2017-11-22 | 2017-11-22 | A kind of punching wheel hub and its casting mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207466251U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109248983A (en) * | 2018-11-20 | 2019-01-22 | 岳西县宏胜铸造有限公司 | A kind of forklift hub semisolid die forging device |
| CN109530630A (en) * | 2018-12-26 | 2019-03-29 | 广东富华铸锻有限公司 | Five spoke barrel casting molds of one kind and five spoke barrel manufacturing methods |
-
2017
- 2017-11-22 CN CN201721572043.2U patent/CN207466251U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109248983A (en) * | 2018-11-20 | 2019-01-22 | 岳西县宏胜铸造有限公司 | A kind of forklift hub semisolid die forging device |
| CN109530630A (en) * | 2018-12-26 | 2019-03-29 | 广东富华铸锻有限公司 | Five spoke barrel casting molds of one kind and five spoke barrel manufacturing methods |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180608 Termination date: 20211122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |