Steering-wheel core and casting method therefor
US-2018361467-A1 · Dec 20, 2018 · US
Low-pressure casting bottom mold for aluminum alloy hub
US10058913B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-10058913-B2 |
| Application number | US-201715609613-A |
| Country | US |
| Kind code | B2 |
| Filing date | May 31, 2017 |
| Priority date | Jun 15, 2016 |
| Publication date | Aug 28, 2018 |
| Grant date | Aug 28, 2018 |
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Abstract
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A low-pressure casting bottom mold for an aluminum alloy hub is provided. The low-pressure casting bottom mold for the aluminum alloy hub is composed of an upper surface facing a cavity and a lower surface facing a die casting platform, wherein the bottom mold lower surface facing the die casting platform comprises an iron sheet cover, the iron sheet cover is fixed at a position, corresponding to a wheel spoke, of the bottom mold lower surface, and a sealed space is formed between the iron sheet cover and the bottom mold lower surface in a surrounding manner; the iron sheet cover comprises air inlets at one side close to a wheel center and air outlets at one side close to a rim; and the air inlets are connected with air tubes.
First claim
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What is claimed is: 1. A low-pressure casting bottom mold for an aluminum alloy hub, comprising an upper surface facing a cavity and a lower surface facing a die casting platform, wherein the bottom mold lower surface facing the die casting platform comprises an iron sheet cover, the iron sheet cover is fixed at a position, corresponding to a wheel spoke, of the bottom mold lower surface, and a sealed space is formed between the iron sheet cover and the bottom mold lower surface in a surrounding manner; the iron sheet cover comprises air inlets at one side closer to a rim than a wheel center and air outlets at one side closer to the wheel center than the rim; and the air inlets are connected with air tubes. 2. The low-pressure casting bottom mold for the aluminum alloy hub according to claim 1 , wherein the iron sheet cover is fixed to the bottom mold lower surface in a welding manner. 3. The low-pressure casting bottom mold for the aluminum alloy hub according to claim 1 , wherein the distance between the iron sheet cover and the bottom mold lower surface is 10-20 mm. 4. The low-pressure casting bottom mold for the aluminum alloy hub according to claim 1 , wherein the thickness of the iron sheet cover is 1-3 mm. 5. The low-pressure casting bottom mold for the aluminum alloy hub according to claim 4 , wherein the thickness of the iron sheet cover is 2 mm. 6. The low-pressure casting bottom mold for the aluminum alloy hub according to claim 1 , wherein the number of the air inlets is 1-3.
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- What does patent US10058913B2 cover?
- A low-pressure casting bottom mold for an aluminum alloy hub is provided. The low-pressure casting bottom mold for the aluminum alloy hub is composed of an upper surface facing a cavity and a lower surface facing a die casting platform, wherein the bottom mold lower surface facing the die casting platform comprises an iron sheet cover, the iron sheet cover is fixed at a position, corresponding …
- Who is the assignee on this patent?
- Citic Dicastal Co Ltd
- What technology area does this patent fall under?
- Primary CPC classification B22C9/28. Mapped technology areas include Operations & Transport.
- When was this patent published?
- Publication date Tue Aug 28 2018 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).