JPH01102514U - - Google Patents

Info

Publication number
JPH01102514U
JPH01102514U JP19947387U JP19947387U JPH01102514U JP H01102514 U JPH01102514 U JP H01102514U JP 19947387 U JP19947387 U JP 19947387U JP 19947387 U JP19947387 U JP 19947387U JP H01102514 U JPH01102514 U JP H01102514U
Authority
JP
Japan
Prior art keywords
satisfies
roller bearing
raceway
relief
following formula
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP19947387U
Other languages
Japanese (ja)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP19947387U priority Critical patent/JPH01102514U/ja
Publication of JPH01102514U publication Critical patent/JPH01102514U/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/58—Raceways; Race rings
    • F16C33/60—Raceways; Race rings divided or split, e.g. comprising two juxtaposed rings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rolls And Other Rotary Bodies (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はこの考案の１実施例を示す二つ割り円
筒ころ軸受の部分横断面図、第２図は内輪の分割
面の部分を拡大して示す説明図、第３図は寿命比
と丸みの曲率半径の関係を示すグラフである。 １……内輪、２……分割面、３……外輪、７…
…逃げ面、８……丸み、Ａ……軸線、Ｃ……軌道
円。 Fig. 1 is a partial cross-sectional view of a split cylindrical roller bearing showing one embodiment of this invention, Fig. 2 is an explanatory diagram showing an enlarged view of the dividing surface of the inner ring, and Fig. 3 is the life ratio and curvature of roundness. It is a graph showing the relationship between radii. 1...Inner ring, 2...Divided surface, 3...Outer ring, 7...
... Flank surface, 8... Roundness, A... Axis line, C... Orbital circle.

Claims (1)

【実用新案登録請求の範囲】 (1) 内輪および外輪がそれぞれ軸線に平行に２
つに分割された二つ割りころ軸受において、 内輪の分割面の外周部に逃げ加工が施されて軌
道円より内側に位置する平坦状または曲面状の逃
げ面が形成されており、半径方向に測つた軌道円
から逃げ面までの逃げ深さが、分割面が負荷圏に
あるときの分割面の転動体荷重が０となるように
決められ、かつ逃げ面と軌道との接続部分に丸み
がつけられていることを特徴とする二つ割りころ
軸受。 (2) 半径方向に測つた軌道円から逃げ面までの
逃げ深さδが次の式(1)を満たし、逃げ面と軌道
との接続部分の丸みの曲率半径Ｒが次の式(2)を
満たすことを特徴とする実用新案登録請求の範囲
第１項に記載の二つ割りころ軸受。 δ＝≧０、０００６１０．８（ＦｒＪｒ．２−
１）０．９………(1) Ｒ≧ｄｗ３……………(2) １Ｗ：ころ有効長さ、Ｊｒ：ラジアル積分、Ｚ
：ころ数、Ｆｒ：使用ラジアル荷重の最大値、ｄ
ｗ：ころ径。 (3) 丸みの曲率半径Ｒが次の式(3)を満たすこと
を特徴とする実用新案登録請求の範囲第２項に記
載の二つ割りころ軸受。 Ｒ≧ｄｗ２………(3)[Scope of claims for utility model registration] (1) The inner ring and the outer ring are each parallel to the axis.
In a split roller bearing that is divided into two parts, a relief is machined on the outer periphery of the divided surface of the inner ring to form a flat or curved relief surface located inside the raceway circle. The relief depth from the raceway circle to the flank surface is determined so that the rolling element load on the dividing surface is 0 when the dividing surface is in the load zone, and the connecting part between the flank surface and the raceway is rounded. A split roller bearing characterized by: (2) The relief depth δ from the orbital circle to the flank surface measured in the radial direction satisfies the following formula (1), and the radius of curvature R of the connection part between the flank surface and the raceway satisfies the following formula (2) A split roller bearing as set forth in claim 1 of the utility model registration claim, which satisfies the following. δ=≧0, 000610.8 (FrJr.2-
1) 0.9……(1) R≧dw3……(2) 1W: Roller effective length, Jr: Radial integral, Z
: Number of rollers, Fr: Maximum value of radial load used, d
w: Roller diameter. (3) The split roller bearing according to claim 2 of the utility model registration, characterized in that the radius of curvature R of the roundness satisfies the following formula (3). R≧dw2……(3)
JP19947387U 1987-12-28 1987-12-28 Pending JPH01102514U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19947387U JPH01102514U (en) 1987-12-28 1987-12-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19947387U JPH01102514U (en) 1987-12-28 1987-12-28

Publications (1)

Publication Number Publication Date
JPH01102514U true JPH01102514U (en) 1989-07-11

Family

ID=31489922

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19947387U Pending JPH01102514U (en) 1987-12-28 1987-12-28

Country Status (1)

Country Link
JP (1) JPH01102514U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006234074A (en) * 2005-02-25 2006-09-07 Jtekt Corp Split bearing
JP2007303657A (en) * 2006-05-15 2007-11-22 Harmonic Precision:Kk Cross roller bearing
JP2014202301A (en) * 2013-04-05 2014-10-27 日本精工株式会社 Outer ring split type rolling bearing and method of manufacturing the same

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55149418A (en) * 1979-04-28 1980-11-20 Nachi Fujikoshi Corp Split roller bearing

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55149418A (en) * 1979-04-28 1980-11-20 Nachi Fujikoshi Corp Split roller bearing

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006234074A (en) * 2005-02-25 2006-09-07 Jtekt Corp Split bearing
JP4507915B2 (en) * 2005-02-25 2010-07-21 株式会社ジェイテクト Split bearing
JP2007303657A (en) * 2006-05-15 2007-11-22 Harmonic Precision:Kk Cross roller bearing
JP2014202301A (en) * 2013-04-05 2014-10-27 日本精工株式会社 Outer ring split type rolling bearing and method of manufacturing the same

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