JP2021021723A - とりわけ時計学的ムーブメントのための傾斜石を製造するための方法 - Google Patents
とりわけ時計学的ムーブメントのための傾斜石を製造するための方法 Download PDFInfo
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
Description
− 粉末形態の少なくとも1つの材料と結合剤の混合物から先駆体を製造するステップと、
− 頂部金型および突出リブを備える底部金型を使用して先駆体を加圧するステップであって、それにより素地を形成する、ステップと、
− 前記少なくとも1つの材料中に将来の石のボディを形成するために前記素地を焼結するステップであって、ボディは、周囲面と、溝を備えた底面とを備える、ステップと、
− 溝の内壁が石の周囲面の少なくとも朝顔形に広がった部分を形成するよう、周囲面を溝まで平削りするサブステップを含む、ボディを機械加工するステップと
を含むことを特徴としている。
− 粉末形態の少なくとも1つの材料と結合剤の混合物から先駆体を製造するためのデバイスと、
− ケーシング内に移動可能に配置される頂部金型および底部金型を備え、将来の石の素地の形成を促進する、先駆体を加圧するためのデバイスであって、底部金型が突出リブを備える、デバイスと、
− 前記素地を焼結するためのデバイスと、
− 将来の石のボディを機械加工するためのデバイスと
を備えることを特徴としている。
− 粉末形態の少なくとも1つの材料と結合剤の混合物から先駆体を製造するためのデバイス51
− ケーシング59内に移動可能に配置された頂部金型および底部金型57、58を備え、将来の石8の素地の形成を促進する、先駆体を加圧するためのデバイス52
− 前記素地を焼結するためのデバイス53
− 素地を焼結することによって得られた将来の石8のボディ30を機械加工するためのデバイス54
2 オリーブ・ドーム石
3 セッティング
4 受石
5 軸受ブロック
6 衝撃吸収ばね
8 傾斜石
9 孔(貫通孔)
11 頂面
12 底面
13 円錐(係合円錐)
14 丸いゾーン
15 朝顔形に広がった周囲面(周囲壁)
16 朝顔形に広がった部分
20 石の製造方法
21 第1のステップ(先駆体を製造するステップ)
22 第2のステップ(先駆体を加圧するステップ)
23 第3のステップ(素地を焼結するステップ)
24 第4のステップ(ボディを機械加工するステップ)
25 仕上げステップ
30 セラミック・ボディ
31 頂面
32 底面
34 孔ブランク(孔、片目空洞)
35 底部部分
36 頂部部分
37 周囲面(周囲壁)
37 第1の開口
40 溝
41 外面
42 内面
45 凹所
46 開口(第2の開口)
47 溝の頂点
48 周囲壁15の他の部分(実質的に直線状の部分)
49 ボディ30の底面32への内面42の接合
50 石を製造するためのシステム
51 先駆体を製造するためのデバイス
52 先駆体を加圧するためのデバイス
53 素地を焼結するためのデバイス
54 ボディ30を機械加工するためのデバイス
56 押抜き
57 頂部金型
58 底部金型
59 ケーシング
60 突出リブ
62 突出リブ60によって範囲が定められた、石8の底面12の寸法に対応する面
Claims (17)
- とりわけ時計のための傾斜石(8)を製造するための方法(20)であって、
粉末形態の少なくとも1つの材料と結合剤の混合物から先駆体を製造するステップ(21)と、
素地を形成するために、頂部金型(57)および突出リブ(60)を備える底部金型(58)を使用して前記先駆体を加圧するステップ(22)と、
前記少なくとも1つの材料中に将来の前記石(8)のボディ(30)を形成するために前記素地を焼結するステップ(23)であって、前記ボディ(30)は、周囲面(37)と、溝(40)を備えた底面(32)とを備える、ステップ(23)と、
前記溝の内壁(42)が前記石(8)の周囲面(15)の少なくとも朝顔形に広がった部分(16)を形成するよう、前記周囲面(37)を前記溝(40)まで平削りするサブステップを含む、前記ボディ(30)を機械加工するステップ(24)と
を含むことを特徴とする方法(20)。 - 前記機械加工ステップ(24)は、前記ボディ(30)の頂面(31)に凹所(45)を凹ませるサブステップを含むことを特徴とする請求項1に記載の方法。
- 前記機械加工ステップは、前記石(8)に所定の厚さを与える頂面(11)を得るために、前記ボディ(30)の前記頂面(31)を切断するサブステップを含むことを特徴とする請求項1または2に記載の方法。
- 前記加圧ステップ(22)は、前記底部金型(58)の押抜き(56)によって孔ブランク(34)を凹ませるステップを含むことを特徴とする請求項1〜3のいずれか一項に記載の方法。
- 前記溝(40)は、円形になり、および/または前記ボディ(30)の前記底面(32)に集中するように具体化されることを特徴とする請求項1〜4のいずれか一項に記載の方法。
- 前記突出リブ(60)および前記溝(40)は、実質的に三角形の断面を有し、平削りの後、前記三角形の辺のうちの一辺が前記石(8)の前記周囲面(15)の前記朝顔形に広がった部分(16)を形成することになることを特徴とする請求項1〜5のいずれか一項に記載の方法。
- 前記溝(40)は内面(42)および外面(41)を備え、前記外面(41)は平削り中に除去されることを特徴とする請求項1〜6のいずれか一項に記載の方法。
- 前記内面(42)は、前記周囲面(15)の前記朝顔形に広がった部分(16)を形成するために、平削りの間、保持されることを特徴とする請求項7に記載の方法。
- 前記加圧ステップ(22)は、前記頂部金型および前記底部金型(57、58)をケーシング(59)内で互いに接近する方向に移動させることによって実施されることを特徴とする請求項1〜8のいずれか一項に記載の方法。
- 前記焼結ステップ(23)は熱分解を含むことを特徴とする請求項1〜9のいずれか一項に記載の方法。
- 前記方法は、前記石(8)に仕上げを施すステップ(25)、例えばラップ仕上げおよび/またはブラッシングおよび/または研磨を施すステップを含むことを特徴とする請求項1〜10のいずれか一項に記載の方法。
- 粉末形態の前記材料はセラミック系であり、また、少なくとも金属酸化物、金属窒化物または金属炭化物を含むことを特徴とする請求項1〜11のいずれか一項に記載の方法。
- 粉末形態の前記セラミック系材料は酸化アルミニウムを含むことを特徴とする請求項12に記載の方法。
- 粉末形態の前記セラミック系材料は酸化クロムをさらに含むことを特徴とする請求項13に記載の方法。
- 請求項1〜14のいずれか一項に記載の方法を使用して石(8)を製造するためのシステム(50)であって、
粉末形態の少なくとも1つの材料と結合剤の混合物から先駆体を製造するためのデバイス(51)と、
ケーシング(59)内に移動可能に配置される頂部金型および底部金型(57、58)を備え、将来の前記石(8)の素地の形成を促進する、前記先駆体を加圧するためのデバイス(52)であって、前記底部金型(58)が突出リブ(60)を備える、デバイス(52)と、
前記素地を焼結するためのデバイス(53)と、
将来の前記石(8)のボディ(30)を機械加工するためのデバイス(54)と
を備えることを特徴とするシステム(50)。 - 前記突出リブ(60)は実質的に円形であり、および/または前記底部金型(58)に集中していることを特徴とする請求項15に記載のシステム。
- 前記突出リブ(60)は実質的に三角形の断面を有することを特徴とする請求項15または16に記載のシステム。
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