JP5090317B2

JP5090317B2 - Bouncer for lubrication

Info

Publication number: JP5090317B2
Application number: JP2008294248A
Authority: JP
Inventors: 匡也中井; 泰樹岡留; 真一川口; 明治高石; 直樹原田; 謙一荒木
Original assignee: Mazda Motor Corp; Nifco Inc
Current assignee: Mazda Motor Corp; Nifco Inc
Priority date: 2008-11-18
Filing date: 2008-11-18
Publication date: 2012-12-05
Anticipated expiration: 2028-11-18
Also published as: JP2010121669A

Description

本発明は、貯留潤滑油を跳ね上げる潤滑用跳ね上げ具に関する。 The present invention relates to a lubrication flip-up tool for splashing stored lubricating oil.

潤滑用跳ね上げ具には、特許文献１に示すように、リング状の装着部と、該装着部の外周面に該外周面から起立するようにして設けられる複数の羽根部とを一体的に備えたものがある。このものにおいては、取付けに際して、動力伝達機構における回転軸(回転体）の外周面にリング状の装着部を嵌合した後、ナットを回転軸に螺合して、そのナットと、装着部を受け止める回転軸の段差面とにより、装着部を挟持(回転軸と一体化）している。これにより、回転軸の回転に伴って、複数の羽根部がケーシング内の貯留潤滑油を跳ね上げることになり、動力伝達装置(ギア類）に対する潤滑性が確保される。
実開昭６３−８０３６４号公報 As shown in Japanese Patent Application Laid-Open No. H10-228867, the lubrication flip-up tool integrally includes a ring-shaped mounting portion and a plurality of blade portions provided on the outer peripheral surface of the mounting portion so as to stand up from the outer peripheral surface. There is something to prepare. In this case, when mounting, after fitting a ring-shaped mounting portion to the outer peripheral surface of the rotating shaft (rotating body) in the power transmission mechanism, the nut is screwed to the rotating shaft, and the nut and the mounting portion are The mounting portion is clamped (integrated with the rotating shaft) by the stepped surface of the rotating shaft to be received. Thereby, with rotation of a rotating shaft, a plurality of blade parts will splash up stored lubricating oil in a casing, and lubricity to a power transmission device (gears) is secured.
Japanese Utility Model Publication No. 63-80364

しかし、上記潤滑用跳ね上げ具を回転軸に取付けるに際しては、工具を用いてナットを締付けなければならず、取付け作業性は高い状況にはない。 However, when attaching the above-mentioned lubricating flip-up tool to the rotating shaft, the nut must be tightened using a tool, and the installation workability is not high.

本発明は、上記実情に鑑みてなされたもので、その技術的課題は、取付け作業性を高めることができる潤滑用跳ね上げ具を提供することにある。 This invention is made | formed in view of the said situation, The technical subject is to provide the flip-up tool for lubrication which can improve attachment workability | operativity.

前記技術的課題を達成するために本発明（請求項１に係る発明）においては、
動力伝達機構における回転体の外周面に取付けられる環状の装着部と、該装着部の外周面に該外周面から起立するようにして設けられる複数の羽根部と、を備え、該回転体の回転に伴い、該複数の羽根部が、前記動力伝達機構下方側において貯留される貯留潤滑油を跳ね上げる潤滑用跳ね上げ具において、
前記装着部が、複数の円弧状部を連結することにより構成され、
前記複数の円弧状部のうちの少なくとも一部同士が、係止構造に基づく係止関係をもって連結され、
前記複数の円弧状部のうちの少なくとも一つに、前記回転体と協働して、該円弧状部の相対移動を規制する移動規制部が設けられている構成としてある。この請求項１の好ましい態様としては、請求項２以下の記載の通りとなる。 In order to achieve the technical problem, in the present invention (the invention according to claim 1),
An annular mounting portion attached to the outer peripheral surface of the rotating body in the power transmission mechanism, and a plurality of blade portions provided on the outer peripheral surface of the mounting portion so as to stand up from the outer peripheral surface, the rotation of the rotating body Along with this, in the splashing tool for lubrication, the plurality of blade parts splash up the stored lubricating oil stored on the lower side of the power transmission mechanism.
The mounting portion is configured by connecting a plurality of arc-shaped portions,
At least some of the plurality of arcuate portions are connected with a locking relationship based on a locking structure,
At least one of the plurality of arcuate portions is provided with a movement restricting portion that cooperates with the rotating body to restrict relative movement of the arcuate portion. The preferred embodiment of claim 1 is as described in claim 2 and the following.

請求項１に係る発明によれば、移動規制部と回転体とによって該回転体に対する該当円弧状部の相対移動を規制した上で、係止構造に基づく係止関係を成立させれば、装着部は、環状(エンドレス状）となって回転体の径方向外方に移動することが規制されると共に、回転体の周回り方向及び軸心延び方向に回転体上を移動することが規制されることになり、装着部と回転体とは一体化する。このため、当該潤滑用跳ね上げ具を回転体に一体化するに際して、係止構造に基づく係止関係を成立させるという極めて簡単な係止作業（いわゆるワンタッチ作業）だけで足りることになり、工具を用いてナット締め等の作業を行う必要はなくなる。この結果、潤滑用跳ね上げ具の取付け作業性を向上させることができる。 According to the first aspect of the present invention, if the movement restricting portion and the rotating body restrict the relative movement of the arc-shaped portion with respect to the rotating body and the locking relationship based on the locking structure is established, the mounting is performed. The part is annular (endless) and is restricted from moving outward in the radial direction of the rotating body, and is also restricted from moving on the rotating body in the circumferential direction and the axial extension direction of the rotating body. Therefore, the mounting portion and the rotating body are integrated. For this reason, when integrating the lubrication flip-up tool into the rotating body, an extremely simple locking operation (so-called one-touch operation) that establishes a locking relationship based on the locking structure is sufficient, and the tool It is no longer necessary to use nuts and other operations. As a result, it is possible to improve the mounting workability of the lubricating flip-up tool.

請求項２に係る発明によれば、装着部として、一対の円弧状部が備えられ、一対の円弧状部の一端部同士が、可撓性の連結部をもって連結され、一対の円弧状部のうち、一方の円弧状部の他端部に係止爪部が設けられ、一対の円弧状部のうち、他方の円弧状部の他端部に、係止爪部を係止させる係止部が設けられていることから、一方の円弧状部と他方の円弧状部とを可撓性の連結部を中心として閉じ合わせて、一方の円弧状部の係止爪部と他方の円弧状部の係止部とを係止させるだけで（いわゆるワンタッチ作業）、前記請求項１の場合と同様、当該潤滑用跳ね上げ具を回転体に一体化できることになる。このため、当該滑用跳ね上げ具においては、請求項１と同様の作用効果を具体的構成をもって得ることができる。
また、一対の円弧状部の端部のうち、一端部には係止爪部又は係止部を設ける必要がなくなり、構成を簡素化することができる。
さらに、一対の円弧状部の一端部同士が、可撓性の連結部をもって連結されていることから、一部品として扱うことができ、取り扱い性を高めることができると共に、部品管理を容易にすることができる。 According to the second aspect of the present invention, the mounting portion includes a pair of arc-shaped portions, and one end portions of the pair of arc-shaped portions are connected to each other with a flexible connecting portion. Among them, a locking claw is provided at the other end of one arcuate part, and the locking claw part locks the locking claw to the other arcuate part of the other arcuate part. Therefore, one arcuate part and the other arcuate part are closed together around a flexible connecting part, and the locking claw part of one arcuate part and the other arcuate part As in the case of the first aspect, the lubrication flip-up tool can be integrated with the rotating body simply by locking the locking portion (so-called one-touch operation). For this reason, in the said sliding flip-up tool, the effect similar to Claim 1 can be obtained with a specific structure.
Moreover, it is not necessary to provide a latching claw part or a latching part in one end part among the edge parts of a pair of circular arc-shaped part, and a structure can be simplified.
Furthermore, since one end part of a pair of circular arc-shaped part is connected with the flexible connection part, it can handle as one component, can improve handleability and makes components management easy. be able to.

請求項３に係る発明によれば、装着部として、一対の円弧状部が備えられ、一対の円弧状部のうち、一方の円弧状部の各端部に、係止爪部又は該係止爪を係止するための係止部のいずれかが設けられ、一対の円弧状部のうち、他方の円弧状部の各端部に、一方の円弧状部の係止爪部又は係止部と係止するための係止部又は係止爪部が設けられていることから、係止爪部と係止部とを用いて、一対の円弧状部の両端部をいわゆるワンタッチ作業で連結することができ、請求項１と同様の作用効果を具体的構成をもって得ることができる。 According to the invention which concerns on Claim 3, a pair of arc-shaped part is provided as an attachment part, and a latching nail | claw part or this latching is provided in each edge part of one arc-shaped part among a pair of arc-shaped parts. One of the locking portions for locking the claw is provided, and the locking claw portion or the locking portion of one arcuate portion is provided at each end of the other arcuate portion of the pair of arcuate portions. Since the locking portion or the locking claw portion for locking is provided, both ends of the pair of arc-shaped portions are connected by a so-called one-touch operation using the locking claw portion and the locking portion. Thus, the same effect as that of the first aspect can be obtained with a specific configuration.

請求項４に係る発明によれば、回転体の外周面に嵌合凹所が形成されている下で、移動規制部が、嵌合凹所に嵌合可能とされる突起部であることから、突起部と回転体の嵌合凹所とをもって、装着部（当該潤滑用跳ね上げ具）が回転体上を相対移動することを的確に規制できる。 According to the fourth aspect of the present invention, the movement restricting portion is a protrusion that can be fitted into the fitting recess while the fitting recess is formed on the outer peripheral surface of the rotating body. With the protrusion and the fitting recess of the rotating body, it is possible to accurately regulate the relative movement of the mounting portion (the lubrication flip-up tool) on the rotating body.

請求項５に係る発明によれば、装着部の外周面に、隣り合う羽根部の根元間を跨ぐようにして補強壁が設けられていることから、羽根部の倒れを抑制できる。 According to the invention which concerns on Claim 5, since the reinforcement wall was provided in the outer peripheral surface of the mounting part so that it might straddle between the roots of an adjacent blade | wing part, the fall of a blade | wing part can be suppressed.

請求項６に係る発明によれば、複数の羽根部が、装着部の周回り方向において、等間隔毎に配置されていることから、貯留潤滑油を複数の羽根部をもって的確に跳ね上げる（掻き上げる）ことができる。 According to the sixth aspect of the present invention, since the plurality of blade portions are arranged at equal intervals in the circumferential direction of the mounting portion, the stored lubricating oil is accurately splashed with the plurality of blade portions (scraping). Can be raised).

請求項７に係る発明によれば、合成樹脂により一体的に成形されていることから、材質として金属を用いる場合よりも軽量化を図ることができる。 According to the invention which concerns on Claim 7, since it shape | molds integrally with a synthetic resin, weight reduction can be achieved rather than the case where a metal is used as a material.

以下、本発明の実施形態について、図面に基づいて説明する。
図１〜図５は第１実施形態を示す。この図１〜図５において、符号１は、図示を略すケーシング内に収納された動力伝達機構（例えばトランスミッション）の一部をなすギアを示す。このギア１は、円筒部２と、その円筒部２の軸心延び方向一方側外周に設けられるギア部３とを一体化することにより構成されている（特に図３参照）。ギア１の円筒部２内には、動力が伝達される回転体としての回転軸(ギア１の回転軸線をもって代用する）４が嵌合されており、その回転軸４とギア１とは一体化されている。これにより、このギア１は、回転軸４の回転に伴い回転することになっている。また、上記図示を略すケーシング内には潤滑油が貯留されており、その潤滑油の液位５は、図２，図３の仮想線で示すように、ギア１の下部側に位置されている。 Hereinafter, embodiments of the present invention will be described with reference to the drawings.
1 to 5 show a first embodiment. 1 to 5, reference numeral 1 denotes a gear that forms a part of a power transmission mechanism (for example, a transmission) housed in a casing (not shown). The gear 1 is configured by integrating a cylindrical portion 2 and a gear portion 3 provided on the outer periphery on one side of the cylindrical portion 2 in the axial center extending direction (see particularly FIG. 3). In the cylindrical portion 2 of the gear 1, a rotating shaft (a substitute for the rotating axis of the gear 1) 4 serving as a rotating body to which power is transmitted is fitted, and the rotating shaft 4 and the gear 1 are integrated. Has been. As a result, the gear 1 is supposed to rotate as the rotating shaft 4 rotates. Also, lubricating oil is stored in the casing (not shown), and the level 5 of the lubricating oil is located on the lower side of the gear 1 as indicated by the phantom lines in FIGS. .

前記ギア１における円筒部２の外周面には、前記ケーシング内の潤滑油を跳ね上げるべく、図１〜図３に示すように、円筒部２の軸心延び方向他方側において、第１実施形態に係る潤滑用跳ね上げ具６が取付けられている。この潤滑用跳ね上げ具６は、装着部７と、複数の羽根部８と、係止爪部９と、係止部１０と、移動規制部としての突起部１１と、を備えており、これらは、本実施形態においては、耐熱性合成樹脂（例えば６６ナイロン）を用いて一体的に成形されている。勿論この耐熱性剛性樹脂は、前述のケーシング内の潤滑油に対して十分な耐熱性を示す。 As shown in FIGS. 1 to 3, the outer peripheral surface of the cylindrical portion 2 of the gear 1 is formed on the other side in the axial direction of the cylindrical portion 2 so as to splash the lubricating oil in the casing. The lubrication flip-up tool 6 is attached. The lubrication flip-up tool 6 includes a mounting portion 7, a plurality of blade portions 8, a locking claw portion 9, a locking portion 10, and a protruding portion 11 as a movement restricting portion. In this embodiment, it is integrally molded using a heat-resistant synthetic resin (for example, 66 nylon). Of course, this heat-resistant rigid resin exhibits sufficient heat resistance against the lubricating oil in the casing described above.

前記装着部７は、図１、図２、図４、図５に示すように、一対の円弧状部１２，１３と、その一対の円弧状部１２，１３を連結する連結部１４とを、備えている。一対の各円弧状部１２（１３）は、本実施形態においては、帯板形状のものが略半円状にそれぞれ形成されており、その各曲率半径は前記回転軸４の半径とほぼ等しくされている。この両円弧状部１２，１３は、その内周面が円筒部２の外周面上に配置されてリング形状を形成しており、この両円弧状部１２，１３により円筒部２外周面は巻回されている。連結部１４は、略くの字状に屈曲された形状とされており、その形状及び材質としての合成樹脂の性質に基づき、連結部１４の両端部は近接、離間可能に撓むことができることなっている。この連結部１４は、両円弧状部１２，１３の隣り合う端部（一端部）の外側に位置され、連結部１４の一端部は一方の円弧状部１２の一端部外周面に連結され、その連結部１４の他端部は他方の円弧状部１３の一端部に外周面に連結されている。 As shown in FIGS. 1, 2, 4, and 5, the mounting portion 7 includes a pair of arc-shaped portions 12 and 13 and a connecting portion 14 that connects the pair of arc-shaped portions 12 and 13. I have. In the present embodiment, the pair of arcuate portions 12 (13) are each formed in a substantially semicircular shape in the form of a strip plate, and the radius of curvature thereof is substantially equal to the radius of the rotating shaft 4. ing. Both the arcuate parts 12 and 13 are arranged on the outer peripheral surface of the cylindrical part 2 to form a ring shape, and the cylindrical part 2 outer peripheral surface is wound by the arcuate parts 12 and 13. It has been turned. The connecting portion 14 is bent into a generally U-shape, and based on the shape and the nature of the synthetic resin as the material, both end portions of the connecting portion 14 can be bent so as to be close to and away from each other. It has become. The connecting portion 14 is positioned outside the adjacent end portions (one end portion) of both arc-shaped portions 12 and 13, and one end portion of the connecting portion 14 is connected to the outer peripheral surface of one end portion of the one arc-shaped portion 12, The other end portion of the connecting portion 14 is connected to one end portion of the other arcuate portion 13 on the outer peripheral surface.

前記複数の羽根部８は、図１〜図５に示すように、前記各円弧状部１２（１３）の外周面に設けられている。各羽根部８は、各円弧状部の外周面から垂直に起立して、その各羽根部８の板面が円弧状部１２（１３）の周回り方向に向けられており、そのような各羽根部８は、各円弧状部１２（１３）において、その周回り方向に等間隔毎に配置されている。 As shown in FIGS. 1 to 5, the plurality of blade portions 8 are provided on the outer peripheral surface of each arcuate portion 12 (13). Each blade portion 8 stands vertically from the outer peripheral surface of each arc-shaped portion, and the plate surface of each blade portion 8 is directed in the circumferential direction of the arc-shaped portion 12 (13). The blade portions 8 are arranged at equal intervals in the circumferential direction in each arc-shaped portion 12 (13).

前記係止爪部９は、図１，図２，図４，図５に示すように、前記一方の円弧状部１２の他端部に設けられている。一方の円弧状部１２の他端部外周面には、前記羽根部８のうちの一つが起立されており、その羽根部８ｅの板面から係止爪部９が、その円弧状部１２の他端外方に向けて突出されている。この係止爪部９は、羽根部８の板面から突出する脚部９ａと、その脚部９ａ先端部に、その突出方向にずらした状態で爪部９ｂと９ｃとが設けられている。 The said claw part 9 is provided in the other end part of said one circular arc-shaped part 12, as shown in FIG.1, FIG.2, FIG.4, FIG. One of the blade portions 8 is erected on the outer peripheral surface of the other end portion of one arc-shaped portion 12, and the locking claw portion 9 is connected to the plate surface of the blade portion 8 e of the arc-shaped portion 12. The other end protrudes outward. The locking claw portion 9 is provided with leg portions 9a protruding from the plate surface of the blade portion 8, and claw portions 9b and 9c at the tip end portions of the leg portions 9a in a state shifted in the protruding direction.

前記係止部１０は、図１，図２，図４，図５に示すように、前記他方の円弧状部１３の他端部に設けられている。他方の円弧状部１３の他端部外周面には、羽根部８は配置されておらず、その他方の円弧状部１３の他端から最も近い羽根部８までの間においては、他方の円弧状部１３の外周面の幅方向中央部に支持壁部１５が設けられ、その支持壁部１５に係止部１０が一体的に設けられている。係止部１０は、互いに対向する一対の係止爪部１６ａ，１６ｂをもって構成されており、その両係止爪部１６ａ，１６ｂ間は、前記係止爪部９の挿入開口として、他方の円弧状部１３の他端外方に向けられている。この一対の係止爪部１６ａ，１６ｂの各爪部１６ａａ，１６ｂｂは、前記係止爪部９の爪部９ｂ，９ｃに対応しており、その一対の係止爪部１６ａ，１６ｂの各爪部１６ａａ，１６ｂｂには係止爪部９の各爪部９ｂ，９ｃが係止されている。これにより、一対の円弧状部１２，１３は、リング状（エンドレス状）の装着部７となって、前記ギア１における円筒部２外周面に密着された状態となっており、これ基づき、装着部７は、円筒部２の径方向外方に向けて移動することが規制されることになっている。
尚、係止爪部９が一対の係止爪部１６ａ，１６ｂ（係止部１０）に係止されないときには、図４、図５の仮想線に示すように、ギア１の円筒部２が内部に入り易くするべく、両円弧状部１２，１３の両他端部は、連結部１４の弾発力に基づき、多少、開いた状態となる。 The locking portion 10 is provided at the other end of the other arcuate portion 13 as shown in FIGS. The blade portion 8 is not arranged on the outer peripheral surface of the other arc-shaped portion 13 on the other side, and the other circle is provided between the other end of the other arc-shaped portion 13 and the closest blade portion 8. A support wall portion 15 is provided at the center in the width direction of the outer peripheral surface of the arc-shaped portion 13, and the locking portion 10 is integrally provided on the support wall portion 15. The locking part 10 is constituted by a pair of locking claw parts 16a and 16b facing each other, and the gap between the both locking claw parts 16a and 16b serves as an insertion opening for the locking claw part 9, and the other circle. The other end of the arc-shaped portion 13 is directed outward. The claw portions 16aa and 16bb of the pair of locking claw portions 16a and 16b correspond to the claw portions 9b and 9c of the locking claw portion 9, and each claw of the pair of locking claw portions 16a and 16b. The claw portions 9b and 9c of the locking claw portion 9 are locked to the portions 16aa and 16bb. As a result, the pair of arc-shaped portions 12 and 13 become ring-shaped (endless-shaped) mounting portions 7 that are in close contact with the outer peripheral surface of the cylindrical portion 2 of the gear 1. The part 7 is to be restricted from moving outward in the radial direction of the cylindrical part 2.
When the locking claw portion 9 is not locked to the pair of locking claw portions 16a and 16b (locking portion 10), the cylindrical portion 2 of the gear 1 is internally disposed as shown by phantom lines in FIGS. In order to make it easy to enter, both the other end portions of both arc-shaped portions 12 and 13 are somewhat opened based on the elastic force of the connecting portion 14.

前記突起部１１は、本実施形態においては、図３〜図５に示すように、他方の円弧状部１３の内周面に形成されている。この突起部１１に対応して、前記ギア１における円筒部２外周面に嵌合凹所１７が形成されており、この嵌合凹所１７に突起部１１が嵌合されている（図３参照）。これにより、装着部７は、ギア１における円筒部２に対して相対回転することが規制されると共に、円筒部２の軸心延び方向に該円筒部２に対して相対移動することが規制される。
勿論この場合、上記構成とは逆に、円筒部２の外周面に突起部１１を設け、嵌合凹所１７を装着部７内面（円弧状部１２又は１３内面）に形成してもよい。 In the present embodiment, the protrusion 11 is formed on the inner peripheral surface of the other arcuate portion 13 as shown in FIGS. Corresponding to the protrusion 11, a fitting recess 17 is formed on the outer peripheral surface of the cylindrical portion 2 of the gear 1, and the protrusion 11 is fitted in the fitting recess 17 (see FIG. 3). ). As a result, the mounting portion 7 is restricted from rotating relative to the cylindrical portion 2 of the gear 1 and is also restricted from moving relative to the cylindrical portion 2 in the direction in which the cylindrical portion 2 extends. The
Of course, in this case, contrary to the above configuration, the protrusion 11 may be provided on the outer peripheral surface of the cylindrical portion 2, and the fitting recess 17 may be formed on the inner surface of the mounting portion 7 (the inner surface of the arcuate portion 12 or 13).

また、本実施形態においては、図１，図２，図４，図５に示すように、各円弧状部１２，１３（装着部７）外周面に、複数の補強壁としての複数のリブ１８が設けられている。この各リブ１８は、隣り合う羽根部８の根元を跨ぐように連結しており、この各リブ１８により各羽根部８の倒れ込みが抑制される。 In the present embodiment, as shown in FIGS. 1, 2, 4, and 5, a plurality of ribs 18 as a plurality of reinforcing walls are provided on the outer peripheral surfaces of the arcuate portions 12, 13 (mounting portion 7). Is provided. The ribs 18 are connected so as to straddle the bases of the adjacent blade portions 8, and the falling of the blade portions 8 is suppressed by the ribs 18.

このように、潤滑用跳ね上げ具６がギヤ１の円筒部２に装着された構造の下では、回転軸４の回転に伴ってギア１が回転すると、潤滑用跳ね上げ具６も回転することになり、その各羽根部８は、潤滑用跳ね上げ具６の下方側に貯留される潤滑油を跳ね上げる。その跳ね上げられた潤滑油が、ギア１を含む動力伝達機構に付与されることになり、そのギア１を含む動力伝達機構の潤滑性は確保されることになる。 In this way, under the structure in which the lubrication flip-up tool 6 is mounted on the cylindrical portion 2 of the gear 1, when the gear 1 rotates with the rotation of the rotating shaft 4, the lubrication flip-up tool 6 also rotates. Each of the blade portions 8 jumps up the lubricating oil stored on the lower side of the lubricant flip-up tool 6. The splashed lubricating oil is applied to the power transmission mechanism including the gear 1, and the lubricity of the power transmission mechanism including the gear 1 is ensured.

このような潤滑用跳ね上げ具６は、次のようにしてギア１の円筒部２の外周面に装着される。
先ず、図４に示すように、潤滑用跳ね上げ具６をギア１の円筒部２に向けて移動し、一対の円弧状部１２，１３の両他端部間からその一対の円弧状部１２，１３内にギア１の円筒部２を通す。次いで、他方の円弧状部１３の突起部１１を円筒部２の嵌合凹所１７に嵌め込む(図３参照）。そして最後に、係止爪部９を一対の係止爪部１６ａ，１６ｂ間に挿入して係止爪部９の各爪部９ｂ，９ｃと各係止爪１６ａ，１６ｂの爪部１６ａａ，１６ｂｂとを係止する。これにより、装着部７は、円筒部２に対して相対移動することが規制されると共に、円筒部２の径方向外方に向けて移動することが規制されることになり、装着部７（当該潤滑用跳ね上げ具６）は、円筒部２に対して一体化する。 Such a lubrication flip-up tool 6 is mounted on the outer peripheral surface of the cylindrical portion 2 of the gear 1 as follows.
First, as shown in FIG. 4, the lubrication flip-up tool 6 is moved toward the cylindrical portion 2 of the gear 1, and the pair of arcuate portions 12 are interposed between the other end portions of the pair of arcuate portions 12 and 13. , 13 is passed through the cylindrical portion 2 of the gear 1. Next, the protruding portion 11 of the other arcuate portion 13 is fitted into the fitting recess 17 of the cylindrical portion 2 (see FIG. 3). Finally, the locking claw portion 9 is inserted between the pair of locking claw portions 16a and 16b, and the claw portions 9b and 9c of the locking claw portion 9 and the claw portions 16aa and 16bb of the locking claw portions 16a and 16b. And lock. Accordingly, the mounting portion 7 is restricted from moving relative to the cylindrical portion 2 and is also restricted from moving outward in the radial direction of the cylindrical portion 2. The lubrication flip-up tool 6) is integrated with the cylindrical portion 2.

このように、第１実施形態においては、当該潤滑用跳ね上げ具６をいわゆるワンタッチ作業で円筒部２に取付けることができ、工具を用いてナット締め等を行う必要はなくなる。このため、潤滑用跳ね上げ具の取付け作業性を高めることができる。
また、本実施形態においては、当該潤滑用跳ね上げ具６として、合成樹脂を用いて一体成形されたものが用いられており、金属製のものに比べて軽量化を図ることができる。 Thus, in the first embodiment, the lubrication flip-up tool 6 can be attached to the cylindrical portion 2 by a so-called one-touch operation, and there is no need to perform nut tightening or the like using a tool. For this reason, attachment workability | operativity of the flip-up tool for lubrication can be improved.
In the present embodiment, the lubrication flip-up tool 6 is integrally molded using a synthetic resin, and can be reduced in weight compared to a metal one.

図６，図７は第２実施形態、図８〜図１１は第３実施形態を示す。この各実施形態において、前記第１実施形態と同一構成要素については同一符号を付してその説明を省略する。 6 and 7 show the second embodiment, and FIGS. 8 to 11 show the third embodiment. In each of the embodiments, the same components as those in the first embodiment are denoted by the same reference numerals, and the description thereof is omitted.

図６，図７に示す第２実施形態は、種々の外径の円筒部２（回転体）に対して強固に装着できる潤滑用跳ね上げ具６を示している。この第２実施形態においては、一方の円弧状部１２の係止爪部９が、その突出方向において、複数段（本実施形態においては３段）に亘って爪部２０，２１，２２を有している。その一方、他方の円弧状部１３の係止部１０においては、その他方の円弧状部１３の他端部外周面の外側にガイド壁部２３が設けられて、係止爪部９が挿入可能な挿入孔２４が形成されている。しかも、その挿入孔２４の幅方向両側に前記爪部２０，２１，２２を係止するための拡縮可能な一対の係止爪部２５，２５を設けられている。これにより、挿入孔２４に対する係止爪部９の挿入量に応じて、一対の係止爪部２５，２５（係止部１０）に係止する係止爪部９の爪部２０〜２２を選択できることになり、円筒部２の外径に応じて装着部７の内径を決定できる。このため、種々の外径の円筒部２に対して装着部７を密着した状態で装着することができ、当該潤滑用跳ね上げ具６を強固に円筒部２外周面に固定できる。 The second embodiment shown in FIGS. 6 and 7 shows a splashing tool 6 for lubrication that can be firmly attached to a cylindrical portion 2 (rotating body) having various outer diameters. In the second embodiment, the locking claw portion 9 of one arcuate portion 12 has claw portions 20, 21, and 22 over a plurality of steps (three steps in the present embodiment) in the protruding direction. doing. On the other hand, in the locking part 10 of the other arcuate part 13, a guide wall part 23 is provided outside the outer peripheral surface of the other end part of the other arcuate part 13 so that the locking claw part 9 can be inserted. An insertion hole 24 is formed. Moreover, a pair of locking claw portions 25 and 25 that can be expanded and contracted to lock the claw portions 20, 21, and 22 are provided on both sides in the width direction of the insertion hole 24. Thereby, according to the insertion amount of the latching claw part 9 with respect to the insertion hole 24, the nail | claw parts 20-22 of the latching claw part 9 latched to a pair of latching claw parts 25 and 25 (locking part 10) are carried out. As a result, the inner diameter of the mounting portion 7 can be determined according to the outer diameter of the cylindrical portion 2. For this reason, it can mount | wear with the mounting part 7 closely_contact | adhered with respect to the cylindrical part 2 of various outer diameters, and the said flip-up tool 6 for lubrication can be firmly fixed to the cylindrical part 2 outer peripheral surface.

図８〜図１１は第３実施形態は、装着部７として、２つの円弧状部１２，１３に分割したものを用い、使用に際して、その両円弧状部１２，１３を、その両端側における係止爪９と係止部１０との係止関係により一体化するものを示している。
この第３実施形態においては、一方の円弧状部１２と他方の円弧状部１３とを連結する第１実施形態に係る連結部１４が設けられておらず、一方の円弧状部１２の一端部及び他方の円弧状部１３の他端部には、前記第１実施形態に係る係止部１０がそれぞれ設けられ、一方の円弧状部１２の他端部及び他方の円弧状部１３の一端部には、前記第１実施形態に係る係止部１０がそれぞれ設けられている。また、各円弧状部１２（１３）の内周面には、移動規制部としての突起部１１がそれぞれ設けられ、それに対応して、ギア１の円筒部２外周面に嵌合凹所１７がそれぞれ形成されている。 In FIGS. 8 to 11, the third embodiment uses the mounting portion 7 divided into two arc-shaped portions 12 and 13, and when used, the arc-shaped portions 12 and 13 are connected to both ends thereof. The one integrated by the locking relationship between the pawl 9 and the locking portion 10 is shown.
In the third embodiment, the connecting portion 14 according to the first embodiment for connecting one arc-shaped portion 12 and the other arc-shaped portion 13 is not provided, and one end portion of the one arc-shaped portion 12 is provided. And the other arcuate part 13 is provided with the locking part 10 according to the first embodiment, and the other arcuate part 12 and the other arcuate part 13 one end. Are each provided with a locking portion 10 according to the first embodiment. In addition, a protrusion 11 as a movement restricting portion is provided on the inner peripheral surface of each arcuate portion 12 (13), and correspondingly, a fitting recess 17 is provided on the outer peripheral surface of the cylindrical portion 2 of the gear 1. Each is formed.

これにより、図１１に示すように、各円弧状部１２（１３）の突起部１１を円筒部２の嵌合凹所１７に嵌合さえすれば、両円弧状部１２，１３の各端部においても、係止爪部９と係止部１０とがそれぞれ係止されることになり、両円弧状部１２，１３は、円筒部２外周面に対して一体化する。したがって、この第３実施形態においても、両円弧状部１２，１３をいわゆるワンタッチ作業で装着することができることになり、取付け作業性を高めることができる。 Thus, as shown in FIG. 11, as long as the protrusion 11 of each arcuate part 12 (13) is fitted in the fitting recess 17 of the cylindrical part 2, each end part of both arcuate parts 12, 13 is obtained. In this case, the locking claw portion 9 and the locking portion 10 are respectively locked, and both the arc-shaped portions 12 and 13 are integrated with the outer peripheral surface of the cylindrical portion 2. Therefore, also in this 3rd Embodiment, both the arc-shaped parts 12 and 13 can be mounted | worn by what is called a one-touch operation | work, and attachment workability | operativity can be improved.

ギアに装着した第１実施形態に係る潤滑用跳ね上げ具を示す斜視図。The perspective view which shows the flip-up tool for lubrication which concerns on 1st Embodiment with which the gear was mounted | worn. 図１の正面図。The front view of FIG. 図２のＸ３−Ｘ３線断面図。X3-X3 sectional view taken on the line of FIG. ギアに対する第１実施形態に係る潤滑用跳ね上げ具の取付けを説明する説明図。Explanatory drawing explaining attachment of the flip-up tool for lubrication which concerns on 1st Embodiment with respect to a gear. 第１実施形態に係る一対の円弧状部の一体化を説明する説明図。Explanatory drawing explaining integration of a pair of circular-arc-shaped part which concerns on 1st Embodiment. 第２実施形態に係る潤滑用跳ね上げ具を示す斜視図。The perspective view which shows the flip-up tool for lubrication which concerns on 2nd Embodiment. 第２実施形態における要部を説明する拡大説明図。Expansive explanatory drawing explaining the principal part in 2nd Embodiment. ギアに装着した第３実施形態に係る潤滑用跳ね上げ具を示す斜視図。The perspective view which shows the flip-up tool for lubrication concerning 3rd Embodiment with which the gear was mounted | worn. 図８の正面図。The front view of FIG. 図９のＸ１０−Ｘ１０線断面図。X10-X10 sectional view taken on the line of FIG. ギアに対する第３実施形態に係る潤滑用跳ね上げ具の取付けを説明する説明図。Explanatory drawing explaining attachment of the flip-up tool for lubrication which concerns on 3rd Embodiment with respect to a gear.

Explanation of symbols

１ギア（動力伝達機構）
２円筒部（回転体）
４回転軸
５潤滑油の液位
６潤滑用跳ね上げ具
７装着部
８羽根部
９係止爪部
１０係止部
１１突起部（移動規制部）
１２一方の円弧状部
１３他方の円弧状部
１４連結部
１６ａ，１６ｂ係止爪部（係止部）
１８リブ（補強壁）
1 Gear (Power transmission mechanism)
2 Cylindrical part (rotating body)
DESCRIPTION OF SYMBOLS 4 Rotating shaft 5 Lubricating oil level 6 Lubrication spring-up tool 7 Attaching part 8 Blade part 9 Locking claw part 10 Locking part 11 Protrusion part (movement restricting part)
12 One arc-shaped part 13 The other arc-shaped part 14 Connection part 16a, 16b Locking claw part (locking part)
18 Ribs (Reinforcing walls)

Claims

An annular mounting portion attached to the outer peripheral surface of the rotating body in the power transmission mechanism, and a plurality of blade portions provided on the outer peripheral surface of the mounting portion so as to stand up from the outer peripheral surface. Along with this, in the splashing tool for lubrication, the plurality of blade parts splash up the stored lubricating oil stored on the lower side of the power transmission mechanism.
The mounting portion is configured by connecting a plurality of arc-shaped portions,
At least some of the plurality of arcuate portions are connected with a locking relationship based on a locking structure,
At least one of the plurality of arcuate parts is provided with a movement restricting part that restricts relative movement of the arcuate part in cooperation with the rotating body.
A lifting tool for lubrication characterized by that.

In claim 1,
As the mounting portion, a pair of arc-shaped portions are provided,
One ends of the pair of arcuate portions are connected with a flexible connecting portion,
Of the pair of arcuate parts, a locking claw part is provided at the other end of one arcuate part,
Of the pair of arcuate parts, a locking part for locking the locking claw part is provided at the other arcuate part of the other arcuate part.
A lifting tool for lubrication characterized by that.

In claim 1,
As the mounting portion, a pair of arc-shaped portions are provided,
Of the pair of arcuate parts, either end of one arcuate part is provided with either a locking claw part or a locking part for locking the locking claw,
Of the pair of arcuate parts, a locking part or a locking claw part for locking with the locking claw part or the locking part of the one arcuate part is provided at each end of the other arcuate part. Provided,
A lifting tool for lubrication characterized by that.

In any one of Claims 1-3,
Under the formation of a fitting recess on the outer peripheral surface of the rotating body, the movement restricting portion is a protrusion that can be fitted into the fitting recess.
A lifting tool for lubrication characterized by that.

In any one of Claims 1-4,
A reinforcing wall is provided on the outer peripheral surface of the mounting portion so as to straddle between the roots of the adjacent blade portions.
A lifting tool for lubrication characterized by that.

In any one of Claims 1-5,
The plurality of blade portions are arranged at equal intervals in the circumferential direction of the mounting portion.
A lifting tool for lubrication characterized by that.

In any one of Claims 1-6,
It is molded integrally with synthetic resin.
A lifting tool for lubrication characterized by that.