JPWO2019239397A5 - - Google Patents

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JPWO2019239397A5
JPWO2019239397A5 JP2020558430A JP2020558430A JPWO2019239397A5 JP WO2019239397 A5 JPWO2019239397 A5 JP WO2019239397A5 JP 2020558430 A JP2020558430 A JP 2020558430A JP 2020558430 A JP2020558430 A JP 2020558430A JP WO2019239397 A5 JPWO2019239397 A5 JP WO2019239397A5
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Prior art keywords
mass body
tool holder
suspension member
vibration absorbing
vibration
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JP2020558430A
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JP7383637B2 (en
JP2021528258A (en
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Priority claimed from US16/006,306 external-priority patent/US10500648B1/en
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Claims (21)

ホルダ長手方向軸（Ｂ）に沿って細長く、工具防振構成要素（２８）を有する工具ホルダ（２２）であって、前記工具防振構成要素（２８）は、
構成要素収容部分（４０）と、
防振装置（３４）と、を備え、前記防振装置（３４）は、
前記構成要素収容部分（４０）内に形成され、内向き空洞壁面（３８）を有する内部構成要素空洞（３６）と、
前記構成要素空洞（３６）内に配設され、前記構成要素収容部分（４０）と単一の一体化構造を有するように前記構成要素収容部分（４０）と一体に形成される振動吸収体部分（５２）であって、
前記構成要素空洞（３６）内に懸架される振動吸収質量体（５４）、及び
前記振動吸収質量体（５４）を前記構成要素収容部分（４０）に接続する少なくとも１つの弾性懸架部材（６２）を備える振動吸収体部分（５２）と、
前記振動吸収体部分（５２）と前記内向き空洞壁面（３８）との間に位置する揺動空間（６８）と、を備え、
前記振動吸収質量体（５４）は、前記少なくとも１つの懸架部材（６２）が弾性変形する際に前記揺動空間（６８）内で揺動するように構成される、工具ホルダ（２２）。 A tool holder (22) elongated along the holder longitudinal axis (B) and having a tool anti-vibration component (28), wherein the tool anti-vibration component (28) is
Component housing part (40) and
The anti-vibration device (34) is provided with the anti-vibration device (34).
An internal component cavity (36) formed in the component accommodating portion (40) and having an inwardly facing cavity wall surface (38).
A vibration absorber portion that is disposed in the component cavity (36) and is integrally formed with the component accommodating portion (40) so as to have a single integrated structure with the component accommodating portion (40). (52)
A vibration absorbing mass body (54) suspended in the component cavity (36), and at least one elastic suspension member (62) connecting the vibration absorbing mass body (54) to the component accommodating portion (40). Vibration absorber portion (52)
A swing space (68) located between the vibration absorber portion (52) and the inward hollow wall surface (38) is provided.
The vibration absorbing mass body (54) is a tool holder (22) configured to swing in the swing space (68) when the at least one suspension member (62) is elastically deformed. 前記弾性変形は、前記振動吸収質量体（５４）によって前記少なくとも１つの懸架部材（６２）上に印加される引張荷重によって生じる、請求項１に記載の工具ホルダ（２２）。 The tool holder (22) according to claim 1, wherein the elastic deformation is caused by a tensile load applied on the at least one suspension member (62) by the vibration absorbing mass body (54). 前記構成要素収容部分（４０）は、第１の追加的に製造される金属材料を含み、
前記振動吸収質量体（５４）は、第２の追加的に製造される金属材料を含み、
前記第１の追加的に製造される金属材料及び前記第２の追加的に製造される金属材料は、互いに異なる、請求項１又は２に記載の工具ホルダ（２２）。 The component accommodating portion (40) comprises a first additionally manufactured metallic material.
The vibration absorbing mass body (54) includes a second additionally manufactured metal material.
The tool holder (22) according to claim 1 or 2, wherein the first additionally manufactured metal material and the second additionally manufactured metal material are different from each other. 前記振動吸収体部分（５２）は、前記振動吸収質量体（５４）を前記構成要素収容部分（４０）に接続する単一弾性懸架部材（６２）のみを備え、前記振動吸収質量体（５４）が前記構成要素空洞（３６）内で片持ちされるようにする、請求項１～３のいずれか１項に記載の工具ホルダ（２２）。 The vibration absorbing body portion (52) includes only a single elastic suspension member (62) that connects the vibration absorbing mass body (54) to the component accommodating portion (40), and the vibration absorbing mass body (54). 22. The tool holder (22) according to any one of claims 1 to 3, wherein the tool holder is cantilevered in the component cavity (36). 前記揺動空間（６８）は、前記振動吸収体部分（５２）を円周方向で完全に取り囲む、請求項１～４のいずれか１項に記載の工具ホルダ（２２）。 The tool holder (22) according to any one of claims 1 to 4, wherein the swing space (68) completely surrounds the vibration absorber portion (52) in the circumferential direction. 前記揺動空間（６８）は、粘性流体で充填される、請求項１～５のいずれか１項に記載の工具ホルダ（２２）。 The tool holder (22) according to any one of claims 1 to 5, wherein the swing space (68) is filled with a viscous fluid. 前記振動吸収質量体（５４）は、前記少なくとも１つの懸架部材（６２）のみで前記構成要素収容部分（４０）に接続される、請求項１～６のいずれか１項に記載の工具ホルダ（２２）。 The tool holder according to any one of claims 1 to 6, wherein the vibration absorbing mass body (54) is connected to the component accommodating portion (40) only by the at least one suspension member (62). 22). 前記防振装置（３４）は、同調部材（７０）を備え、前記同調部材（７０）は、前記揺動空間（６８）内に突出し、前記少なくとも１つの懸架部材（６２）の１つに当接し、前記懸架部材（６２）に予荷重を加えるようにする、請求項１～７のいずれか１項に記載の工具ホルダ（２２）。 The anti-vibration device (34) includes a tuning member (70), and the tuning member (70) projects into the swing space (68) and hits one of the at least one suspension member (62). The tool holder (22) according to any one of claims 1 to 7, which is in contact with the suspension member (62) so as to apply a preload. 前記少なくとも１つの懸架部材（６２）は、懸架部材長手方向軸（Ｆ）回りにらせん状に延在するばねである、請求項１～８のいずれか１項に記載の工具ホルダ（２２）。 The tool holder (22) according to any one of claims 1 to 8 , wherein the at least one suspension member (62) is a spring extending spirally around the suspension member longitudinal axis (F). 前記少なくとも１つの懸架部材（６２）は、前記工具ホルダ（２２）と同じ方向で細長い、請求項１～９のいずれか１項に記載の工具ホルダ（２２）。 The tool holder (22) according to any one of claims 1 to 9 , wherein the at least one suspension member (62) is elongated in the same direction as the tool holder (22). 前記少なくとも１つの懸架部材（６２）は、懸架部材長手方向軸（Ｆ）回りに延在する懸架部材外周面（６６）を備え、
前記懸架部材外周面（６６）は、円筒形形状を有する、請求項１０に記載の工具ホルダ（２２）。 The at least one suspension member (62) includes a suspension member outer peripheral surface (66) extending around the suspension member longitudinal axis (F).
The tool holder (22) according to claim 10 , wherein the outer peripheral surface (66) of the suspension member has a cylindrical shape. 前記構成要素空洞（３６）及び前記振動吸収質量体（５４）は、前記少なくとも１つの懸架部材（６２）と同じ方向で細長い、請求項１０又は１１に記載の工具ホルダ（２２）。 The tool holder (22) according to claim 10 or 11 , wherein the component cavity (36) and the vibration absorbing mass (54) are elongated in the same direction as the at least one suspension member (62). 前記少なくとも１つの懸架部材（６２）は、前記振動吸収質量体（５４）の質量体長手方向端部（６０）に接続される、請求項１２に記載の工具ホルダ（２２）。 12. The tool holder (22) according to claim 12 , wherein the at least one suspension member (62) is connected to a longitudinal end portion (60) of the vibration absorbing mass body (54) in the longitudinal direction of the mass body. 前記振動吸収体部分（５２）は、前記振動吸収質量体（５４）の２つの対向する質量体長手方向端部（６０）に接続される２つの懸架部材（６２）を備える、請求項１２又は１３に記載の工具ホルダ（２２）。 12. The vibration absorber portion (52) comprises two suspension members (62) connected to two opposing mass body longitudinal ends (60) of the vibration absorbing mass body (54), claim 12 or. The tool holder (22) according to 13 . 前記構成要素空洞（３６）、前記振動吸収質量体（５４）及び前記少なくとも１つの懸架部材（６２）は、前記工具ホルダ（２２）と同軸である、請求項１０～１４のいずれか１項に記載の工具ホルダ（２２）。 13 . The tool holder (22) according to the description. 前記振動吸収質量体（５４）は、前記振動吸収質量体（５４）の長さ方向で測定される質量体長さ（ＬＭ）を有し、
前記少なくとも１つの懸架部材（６２）は、前記少なくとも１つの懸架部材（６２）の長さ方向で測定される懸架部材長さ（ＬＳ）を有し、
前記質量体長さ（ＬＭ）は、前記懸架部材長さ（ＬＳ）よりも少なくとも５倍大きい、請求項１０～１５のいずれか１項に記載の工具ホルダ（２２）。 The vibration absorbing mass body (54) has a mass body length ( LM ) measured in the length direction of the vibration absorbing mass body (54).
The at least one suspension member (62) has a suspension member length ( LS ) measured in the length direction of the at least one suspension member (62).
The tool holder (22) according to any one of claims 10 to 15, wherein the mass body length ( LM ) is at least 5 times larger than the suspension member length ( LS ). 前記振動吸収質量体（５４）は、質量体最大断面寸法（ＷＭ）を有し、
前記少なくとも１つの懸架部材（６２）は、懸架部材最大断面寸法（ＷＳ）を有し、
前記質量体最大断面寸法（ＷＭ）は、前記懸架部材最大断面寸法（ＷＳ）よりも少なくとも５倍大きい、請求項１０～１６のいずれか１項に記載の工具ホルダ（２２）。 The vibration absorbing mass body (54) has a mass body maximum cross-sectional dimension ( WM ).
The at least one suspension member (62) has a maximum suspension member cross-sectional dimension ( WS ).
The tool holder (22) according to any one of claims 10 to 16 , wherein the maximum cross-sectional dimension ( WM ) of the mass body is at least 5 times larger than the maximum cross-sectional dimension ( WS ) of the suspension member. 前記振動吸収質量体（５４）は、質量体長手方向軸（Ｅ）に沿って延在する質量体長さ（ＬＭ）を有し、２つの対向する質量体端面（５６）と、前記質量体端面（５６）の間に延在する質量体外周面（５８）とを備え、前記質量体外周面（５８）は、前記質量体長手方向軸（Ｅ）回りに延在する、請求項１～１７のいずれか１項に記載の工具ホルダ（２２）。 The vibration absorbing mass body (54) has a mass body length ( LM ) extending along the longitudinal axis (E) of the mass body, and has two opposing mass body end faces (56) and the mass body. The outer peripheral surface (58) of the mass body is provided with an outer peripheral surface (58) of the mass body extending between the end faces (56), and the outer peripheral surface of the mass body (58) extends around the longitudinal axis (E) of the mass body. 17. The tool holder (22) according to any one of 17. 前記振動吸収質量体（５４）は、前記質量体長手方向軸（Ｅ）に直交する平面で取られる質量体横断面を有し、前記質量体横断面は、前記質量体長さ（ＬＭ）の少なくとも６０％で均一である、請求項１８に記載の工具ホルダ（２２）。 The vibration absorbing mass body (54) has a mass body cross section taken in a plane orthogonal to the mass body longitudinal axis (E), and the mass body cross section is of the mass body length ( LM ). 22. The tool holder (22) of claim 18 , which is uniform at least 60%. 前記質量体外周面（５８）は、前記質量体端面（５６）を除いて円筒形形状を有する、請求項１９に記載の工具ホルダ（２２）。 The tool holder (22) according to claim 19 , wherein the outer peripheral surface (58) of the mass body has a cylindrical shape except for the end surface (56) of the mass body. 切削工具（２０）であって、前記切削工具（２０）は、
請求項１～２０のいずれか１項に記載の工具ホルダ（２２）と、
少なくとも１つの切削インサート（２６）を備える切削部分（２４）と、を備える、切削工具（２０）。 The cutting tool (20) is a cutting tool (20).
The tool holder (22) according to any one of claims 1 to 20 and the tool holder (22).
A cutting tool (20) comprising a cutting portion (24) comprising at least one cutting insert (26).
JP2020558430A 2018-06-12 2019-05-14 Tool holder with integrally formed anti-vibration component and cutting tool comprising the tool holder Active JP7383637B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US16/006,306 US10500648B1 (en) 2018-06-12 2018-06-12 Tool holder having integrally formed anti-vibration component and cutting tool provided with tool holder
US16/006,306 2018-06-12
PCT/IL2019/050543 WO2019239397A1 (en) 2018-06-12 2019-05-14 Tool holder having integrally formed anti-vibration component and cutting tool provided with tool holder

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JP2021528258A JP2021528258A (en) 2021-10-21
JPWO2019239397A5 true JPWO2019239397A5 (en) 2022-04-07
JP7383637B2 JP7383637B2 (en) 2023-11-20

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US (1) US10500648B1 (en)
EP (1) EP3807035A1 (en)
JP (1) JP7383637B2 (en)
KR (1) KR20210018794A (en)
CN (1) CN112272594B (en)
BR (1) BR112020024671A2 (en)
CA (1) CA3102964A1 (en)
IL (1) IL278494B1 (en)
TW (1) TWI810278B (en)
WO (1) WO2019239397A1 (en)

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