Apparatus and a method of manufacturing an article from powder material
US-9649689-B2 · May 16, 2017 · US
US10144064B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-10144064-B2 |
| Application number | US-201715481186-A |
| Country | US |
| Kind code | B2 |
| Filing date | Apr 6, 2017 |
| Priority date | May 30, 2012 |
| Publication date | Dec 4, 2018 |
| Grant date | Dec 4, 2018 |
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An apparatus for manufacturing an article from powder material including a first table, a second table rotatably mounted on the first table about a first axis and a third table rotatably mounted on the second table about a second axis. A hollow canister is supported by the third table. A vibrator is arranged to vibrate the canister. A first device is arranged to rotate the second table about the first axis and a second device is arranged to rotate the third table about the second axis. A hopper is arranged to supply powder material into the canister and a valve controls the flow of powder material from the hopper into the canister. A processor is arranged to control the valve, the vibrator, the first device and the second device to control the filling and packing density of the canister.
Opening claim text (preview).
The invention claimed is: 1. An apparatus for manufacturing an article from powder material comprising a first table, a second table rotatably mounted on the first table about a first axis, a third table rotatably mounted on the second table about a second axis, a hollow canister supported by the third table, a vibrator arranged to vibrate the canister, a first device to rotate the second table about the first axis, a second device to rotate the third table about the second axis, a hopper arranged to supply powder material into the canister, a valve to control the flow of powder material from the hopper into the canister and a processor to control the valve, the vibrator, the first device and the second device to control the filling of the canister. 2. An apparatus as claimed in claim 1 additionally comprising a device to measure the weight of any powder material in the canister, and at least one sensor to measure the depth of any powder material in the canister, the processor being arranged to analyse the measured depth of any powder material in the canister, the processor being arranged to determine if the measured depth of any powder material in the canister corresponds to the measured weight of any powder material in the canister, and if the processor determines that the measured depth of powder material in the canister is greater than the depth of powder material corresponding to the weight of powder material in the canister then the processor is arranged to vibrate the canister and/or rotate the second table and/or rotate the third table to redistribute any powder material in the canister. 3. An apparatus for manufacturing an article from powder material comprising a first support, a second support rotatably mounted on the first support about a first axis, a third support rotatably mounted on the second support about a second axis, a hollow canister supported by the third support, a vibrator arranged to vibrate the canister, a first device to rotate the second support about the first axis, a second device to rotate the third support about the second axis, a hopper arranged to supply powder material into the canister, a valve to control the flow of powder material from the hopper into the canister and a processor to control the valve, the vibrator, the first device and the second device to control the filling of the canister. 4. An apparatus as claimed in claim 3 additionally comprising a device to measure the weight of any powder material in the canister, and at least one sensor to measure the depth of any powder material in the canister, the processor being arranged to analyse the measured depth of any powder material in the canister, the processor being arranged to determine if the measured depth of any powder material in the canister corresponds to the measured weight of any powder material in the canister, and if the processor determines that the measured depth of powder material in the canister is greater than the depth of powder material corresponding to the weight of powder material in the canister then the processor is arranged to vibrate the canister and/or rotate the second table and/or rotate the third table to redistribute any powder material in the canister.
Both compacting and sintering (by forging B22F3/17) · CPC title
apparatus specific to HIP · CPC title
whereby the material is subjected to vibrations · CPC title
Aspects linked to processes or compositions used in powder metallurgy · CPC title
Hot isostatic pressing · CPC title
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