JPS631852A - Ball screw device - Google Patents
Ball screw deviceInfo
- Publication number
- JPS631852A JPS631852A JP14658386A JP14658386A JPS631852A JP S631852 A JPS631852 A JP S631852A JP 14658386 A JP14658386 A JP 14658386A JP 14658386 A JP14658386 A JP 14658386A JP S631852 A JPS631852 A JP S631852A
- Authority
- JP
- Japan
- Prior art keywords
- return tube
- solid lubricant
- ball screw
- groove
- screw device
- 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
Links
- 239000000314 lubricant Substances 0.000 claims abstract description 37
- 239000007787 solid Substances 0.000 claims abstract description 28
- 230000001050 lubricating effect Effects 0.000 claims abstract description 23
- 238000005461 lubrication Methods 0.000 claims abstract description 20
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052982 molybdenum disulfide Inorganic materials 0.000 claims abstract description 10
- 239000000428 dust Substances 0.000 abstract description 11
- 230000002093 peripheral effect Effects 0.000 abstract description 7
- 238000005096 rolling process Methods 0.000 abstract description 4
- 230000002349 favourable effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/048—Type of gearings to be lubricated, cooled or heated
- F16H57/0497—Screw mechanisms
-
- 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
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/22—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
- F16H25/2204—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls
- F16H25/2214—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls with elements for guiding the circulating balls
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
Description
【発明の詳細な説明】
技術分野
本発明は、ボールねじ装置に係り、特にボールがリター
ンチューブ内を搬送される間に固体潤滑剤が該ボールに
付着し、耐久性に優れてしかも発塵が少なく、クリーン
ルーム等における使用も可能なボールねじ装置に関する
。DETAILED DESCRIPTION OF THE INVENTION Technical Field The present invention relates to a ball screw device, and in particular, a solid lubricant adheres to the balls while the balls are conveyed in a return tube, resulting in excellent durability and no dust generation. The present invention relates to a ball screw device that can be used in clean rooms and the like.
従来技術
従来のボールねじ装置には、主として流動性や半流動性
の潤滑剤が使用されていたため、該ボールねじから潤滑
剤が飛散して周囲の環境を汚染するおそれがあり、特に
高度の洗浄度が要求される真空、クリーンルーム、活性
及び不活性ガス等の清浄環境下で使用される場合には、
このような潤滑剤による発塵が大きな問題となっている
。また固体潤滑剤であっても、例えば恨のイオンブレー
ティング膜によると、玉軸受の場合、相当多量の発塵が
あることが知られている（昭和６１年度精密工学会春季
大会学術講演会論文集第７９３頁から第７９４頁参照）
。従って、ボールねじ装置の潤滑性を向上させながら潤
滑剤による発塵を防止するためには、潤滑剤の選択と潤
滑構造が極めて重要となるが、従来技術では、このよう
な発塵の少ないボールねじ装置を得ることは困難であっ
た・
目 的
本発明は、上記した従来技術の欠点を除くためになされ
たものであって、その目的とするところは、リターンチ
ューブの内周面に複数の潤滑溝を形成して、該潤滑溝に
発塵の少ない二硫化モリブデン等の固体潤滑剤を充填し
ておくことによって、ボールがリターンチューブ内を搬
送される間に固体潤滑剤が該ボールに付着してボール、
ねじ軸及びナツト間の潤滑が順調に行われ、しかも発塵
が少なく、耐久性に優れ、真空、クリーンルーム、活性
及び不活性ガス等の清浄環境下でも十分に使用可能なボ
ールねじ装置を提供することである。PRIOR ART Conventional ball screw devices mainly use fluid or semi-fluid lubricants, and there is a risk that the lubricant may scatter from the ball screw and contaminate the surrounding environment. When used in clean environments such as vacuum, clean rooms, active and inert gases, etc. that require high
Dust generation caused by such lubricants has become a major problem. Furthermore, even with solid lubricants, it is known that, for example, ball bearings generate a considerable amount of dust based on the ion brating film (Paper of the 1986 Society for Precision Engineering Spring Conference Academic Lecture). (Refer to pages 793 to 794 of the collection)
. Therefore, the selection of lubricant and the lubrication structure are extremely important in order to improve the lubricity of ball screw devices while also preventing dust from being generated by the lubricant. It was difficult to obtain a screw device.Purpose The present invention was made in order to eliminate the drawbacks of the prior art described above, and its purpose is to provide a screw device with a plurality of By forming a lubrication groove and filling the lubrication groove with a solid lubricant such as molybdenum disulfide that generates little dust, the solid lubricant adheres to the ball while it is being conveyed through the return tube. And the ball,
To provide a ball screw device in which lubrication between a screw shaft and a nut is smoothly performed, little dust is generated, excellent durability, and sufficient usability even in clean environments such as a vacuum, a clean room, and active and inert gases. That's true.
また他の目的は、リターンチューブ内においてはボール
が余り転動しないで該リターンチューブの内周面に対し
て滑動する現象を有効に利用し、固体潤滑剤を効率よく
ボールに付着させることである。Another purpose is to efficiently adhere solid lubricant to the balls by effectively utilizing the phenomenon that the balls slide on the inner peripheral surface of the return tube without rolling much within the return tube. .
構成
要するに本発明は、複数のボールが連続して一方向から
他方向に搬送されるリターンチューブを備えたものにお
いて、該リターンチューブの内周面に複数の潤滑溝が形
成され、該潤滑溝内に固体潤滑剤が充填され、前記ボー
ルに該固体潤滑剤が付着するように構成したことを特徴
とするものである。Configuration In short, the present invention provides a return tube in which a plurality of balls are continuously conveyed from one direction to another, in which a plurality of lubrication grooves are formed on the inner circumferential surface of the return tube, and a plurality of lubrication grooves are formed in the inner peripheral surface of the return tube. The ball is filled with a solid lubricant so that the solid lubricant adheres to the ball.
以下本発明を図面に示す実施例に基いて説明する。まず
第１図から第６図により本発明の第１実施例について説
明すると、本発明に係るボールねじ装Ｗ１は、第２図に
示すように、複数のボール２が連続して一方向から他方
向に搬送されるリターンチューブ３を備えたものであっ
て、第１図に示すようにリターンチューブ３の内周面３
ａに複数の潤滑溝３ｂが形成され、該潤滑溝内に固体潤
滑剤５が充填され、ボール２に該固体潤滑剤５が付着す
るように構成したものである。The present invention will be explained below based on embodiments shown in the drawings. First, a first embodiment of the present invention will be described with reference to FIGS. 1 to 6. In the ball screw device W1 according to the present invention, as shown in FIG. It is equipped with a return tube 3 that is conveyed in the direction, and as shown in FIG.
A plurality of lubricant grooves 3b are formed in a, the solid lubricant 5 is filled in the lubricant grooves, and the solid lubricant 5 adheres to the balls 2.
潤滑溝３ｂは、第３図から第５図に示すように、第１実
施例においては、断面コの字形の形状で、内周面３ａに
例えば８箇所に形成されている。As shown in FIGS. 3 to 5, in the first embodiment, the lubricating grooves 3b have a U-shaped cross section and are formed at, for example, eight locations on the inner circumferential surface 3a.
このような潤割溝３ｂをリターンチューブ３の内周面３
ａに形成するには、内周面３ａに矢通し加工を行った後
に該リターンチューブ３を第１図に示すようにコの字形
に折り曲げればよい。Such a moisture groove 3b is formed on the inner circumferential surface 3 of the return tube 3.
In order to form the return tube 3, the return tube 3 may be bent into a U-shape as shown in FIG.
各潤滑溝３ｂには固体潤滑剤５の一例として二硫化モリ
ブデン（Ｍｏｓｓ）をペースト状（半練り状）にして充
填してもよく、またこのようなペースト状の二硫化モリ
ブデンをコーテイング後に固めてもよい。また二硫化モ
リブデンの粉末を充填した後にこれを１着によって固め
るようにしてもよい。Each lubricating groove 3b may be filled with molybdenum disulfide (Moss) as an example of the solid lubricant 5 in the form of a paste (semi-kneaded form), or such paste-like molybdenum disulfide may be hardened after coating. Good too. Alternatively, after filling the molybdenum disulfide powder, it may be solidified with one coat.
そしてこの第１実施例においては、潤滑溝３ｂはリター
ンチューブ３の長さ方向に平行に形成されている。In this first embodiment, the lubricating groove 3b is formed parallel to the length direction of the return tube 3.
次に第７図に示す本発明の第２実施例について説明する
と、リターンチューブ３の内周面３ａに形成された潤滑
溝３ｂの断面形状は７字形であり、第１実施例と同様に
リターンチューブ３の長さ方向に平行に形成されている
。このような７字形の潤滑溝３ｂの加工法もコの字形の
潤滑溝３ｂの加工法と同様である
次に第８図に示す第３実施例について説明すると、リタ
ーンチューブ３の内周面３ａに形成された潤滑溝３ｂは
所定のリードを有するねじ状に形成されたものである。Next, a second embodiment of the present invention shown in FIG. 7 will be described. The cross-sectional shape of the lubricating groove 3b formed in the inner circumferential surface 3a of the return tube 3 is a figure 7 shape, and the return It is formed parallel to the length direction of the tube 3. The method of machining the 7-shaped lubrication groove 3b is the same as the method of machining the U-shaped lubrication groove 3b. Next, the third embodiment shown in FIG. 8 will be explained. The lubricating groove 3b formed in is thread-shaped with a predetermined lead.
そして潤滑溝３ｂの断面形状は、第９図及び第１Ｏ図に
示すように、コの字形に形成されており、非常に大きな
リードで形成されたものである。また固体潤滑剤５は上
記の実施例と同様に二硫化モリブデンを用いる。The cross-sectional shape of the lubricating groove 3b is U-shaped, as shown in FIGS. 9 and 10, and is formed with a very large lead. Further, as the solid lubricant 5, molybdenum disulfide is used as in the above embodiment.
次に第１１Ｍから第１３図に示す本発明の第４実施例に
ついて説明すると、リターンチューブ３の内周面３ａに
形成された潤滑溝３ｂは所定のリードを有するねじ状に
形成されており、かつその断面形状はＶ字形であり、ま
た第３実施例に比べて潤滑溝３ｂのリードが非常に小さ
くなっている。Next, a fourth embodiment of the present invention shown in FIGS. 11M to 13 will be described. The lubricating groove 3b formed in the inner circumferential surface 3a of the return tube 3 is formed in a thread shape with a predetermined lead. Moreover, its cross-sectional shape is V-shaped, and the lead of the lubricating groove 3b is much smaller than that of the third embodiment.
次に第１４図に示す本発明の第５実施例について説明す
る。リターンチューブ３の内周面３ａに形成された潤滑
＞Ｊｉ３ｂは、リターンチューブ３の内周面３ａが凹陥
した分だけ外周面３Ｃが突出するように形成したもので
あり、これは内周面３ａを上記実施例のように切削加工
するものではなく、転造加工によってこのような潤滑？
＃３ｂを形成するものである。またこの潤滑溝３ｂは所
定のリードを有するねじ状に形成することもでき、また
図示は省略するがねじ状に連続することなく所定の間隔
で長さ方向に対して直角方向に形成された独立した複数
の潤滑溝（図示せず）として実施することも可能である
。Next, a fifth embodiment of the present invention shown in FIG. 14 will be described. Lubrication>Ji3b formed on the inner circumferential surface 3a of the return tube 3 is formed so that the outer circumferential surface 3C protrudes by the amount that the inner circumferential surface 3a of the return tube 3 is recessed. Is this kind of lubrication achieved through rolling rather than cutting as in the above example?
#3b is formed. The lubricating groove 3b can also be formed into a thread shape with a predetermined lead, or, although not shown, may be formed into an independent thread shape at a predetermined interval in a direction perpendicular to the length direction without being continuous in the thread shape. It is also possible to implement a plurality of lubrication grooves (not shown).
作用
本発明は、上記のように構成されており、以下その作用
について説明する。第２図においてボールねじ装置１の
ねじ軸６がナツト８に対して回転すると、複数のボール
２はねじ軸６のａ５ａ及びナツト８の溝８ａに沿って転
勤し、やがてリターンチューブ３の内部にタング部３ｄ
から導かれて入り込み、あまり転動することなく順次該
リターンチューブ３の内周面３ａに沿って一方向から他
方向に搬送される。この場合においてリターンチューブ
３の内周面３ａには潤滑溝３ｂが形成され、しかも該潤
滑溝３ｂには二硫化モリブデン等の固体潤滑剤が充填さ
れているため第６図に示すようにボール２の周囲には固
体潤滑剤５が付着し、その付着量がボール２の搬送に伴
って次第に増大してリターンチューブ３の一端から再び
ねじ軸６の溝６ａとナフト８の１ＪＩ８ａに送り出され
、良好な潤滑作用が得られる。Function The present invention is constructed as described above, and its function will be explained below. When the screw shaft 6 of the ball screw device 1 rotates with respect to the nut 8 in FIG. Tongue part 3d
It enters the tube and is sequentially conveyed from one direction to the other along the inner circumferential surface 3a of the return tube 3 without rolling much. In this case, a lubricating groove 3b is formed on the inner circumferential surface 3a of the return tube 3, and since the lubricating groove 3b is filled with a solid lubricant such as molybdenum disulfide, the ball 2 The solid lubricant 5 adheres around the ball 2, and the amount of the solid lubricant 5 gradually increases as the ball 2 is conveyed, and is sent out again from one end of the return tube 3 to the groove 6a of the screw shaft 6 and the 1JI8a of the naphof 8, and is in good condition. Provides a good lubrication effect.
この潤滑作用において、潤滑剤が二硫化モリブデンの場
合には、その潤滑中における発塵が非常に少ないため、
クリーンルーム等において本発明に係るボールねじ装置
１を用いた場合でも、該ボールねじ装置から潤滑剤によ
る塵埃が飛散することがなく、クリーンルームを汚染す
ることなく順調に作動させることができる。In this lubricating action, when the lubricant is molybdenum disulfide, it generates very little dust during lubrication, so
Even when the ball screw device 1 according to the present invention is used in a clean room or the like, dust caused by the lubricant is not scattered from the ball screw device, and the ball screw device can be operated smoothly without contaminating the clean room.
またこの第１実施例における固体潤滑剤５のボール２に
対するリターンチューブ３内における付着作用は第２実
施例から第５実施例においても同様に得られるものであ
るが、第３実施例から第５実施例においては潤滑溝３ｂ
が所定のリードを有するねじ状に形成されているため、
ボール２はリターンチューブ３内を搬送される間に該リ
ターンチューブの円周方向に沿った若干の回転運動を与
えられ、更に固体潤滑剤５の付着が良好になることが考
えられる。Further, the adhesion effect of the solid lubricant 5 on the balls 2 in the return tube 3 in the first embodiment can be obtained in the same way in the second to fifth embodiments; In the embodiment, the lubricating groove 3b
is formed into a screw shape with a predetermined lead,
It is conceivable that the balls 2 are given a slight rotational movement along the circumferential direction of the return tube 3 while being conveyed within the return tube 3, and that the adhesion of the solid lubricant 5 is further improved.
また第５実施例においては内周面３ａに切削加工を施す
必要がないため、加工後におけるバリトリ等の必要がな
く、潤滑溝３ｂの形成加工が容易であり、量産性に優れ
るものである。Further, in the fifth embodiment, since there is no need to perform cutting on the inner circumferential surface 3a, there is no need for burring or the like after processing, and the formation of the lubricating grooves 3b is easy, resulting in excellent mass productivity.
効果
本発明は、上記のようにリターンチューブの内周面に複
数の潤滑溝を形成して、該潤滑溝に発塵の少ない二硫化
モリブデン等の固体潤滑剤を充填したので、ボールがリ
ターンチューブ内を搬送される間に固体潤滑剤が該ボー
ルに付着してボール、ねじ軸及びナツト間の潤滑が順調
に行われ、しかも発塵が少なく耐久性に優れ、真空、ク
リーンルーム、活性及び不活性ガス等の清浄環境化でも
十分に使用可能なボールねじ装置を提供することができ
る効果がある。またリターンチューブ内においてはボー
ルがあまり転勤しないで該リターンチューブの内周面に
対して活動する現象を有効に利用したので、固体潤滑剤
を効率よくボールに付着させることができる効果がある
。Effects In the present invention, as described above, a plurality of lubricating grooves are formed on the inner circumferential surface of the return tube, and the lubricating grooves are filled with a solid lubricant such as molybdenum disulfide that generates little dust. The solid lubricant adheres to the balls while being conveyed inside the interior, ensuring smooth lubrication between the balls, screw shafts, and nuts.In addition, it generates little dust and has excellent durability, and can be used in vacuums, clean rooms, active and inactive This has the effect of providing a ball screw device that can be used satisfactorily even in clean environments such as gas. Furthermore, since the phenomenon in which the balls are active against the inner circumferential surface of the return tube without much transfer within the return tube is effectively utilized, it is possible to efficiently attach the solid lubricant to the balls.
第１図から第６図は本発明の第１実施例に係り、第１図
はリターンチューブ内を搬送されつつあるボールと潤滑
溝に充填された固体潤滑剤との相互関係を示すリターン
チューブの部分破断縦断面正面図、第２図はボールねじ
装置の部分破断斜視図、第３図は潤滑溝の形状を示すリ
ターンチューブの縦断面図、第４図はリターンチューブ
の内周面を示す展開正面図、第５図は第４図のＶ−Ｖ矢
視縦断面図、第６回は第１図と同様な状態を示すリター
ンチューブの部分破断斜視図、第７図は本発明の第２実
施例に係る潤滑溝の形状を示すリターンチューブの縦断
面図、第８図から第１０図は本発明の第３実施例に係り
、第８図は第６図と同様の部分破断斜視図、第９図は第
４図と同様の展開正面図、第１０図は第９図のＸ−Ｘ矢
視縦断面図、第１１図から第１３図は本発明の第４実施
例に係り、第１１図は第６図と同様の部分破断斜視図、
第１２図は第４図と同様の展開正面図、第１３図第１２
図のｘｍ−ｘｍ矢視縦断面図、第１４図は本発明の第５
実施例に係るリターンチューブの第１図と同様な部分破
断縦断面正面図である。
１はボールねじ装置、２はボール、３はリターンチュー
ブ、３ａは内周面、３ｂは潤滑溝、５は固体潤滑剤であ
る。
第１図
第２図1 to 6 relate to the first embodiment of the present invention, and FIG. 1 shows the interaction between the balls being conveyed in the return tube and the solid lubricant filled in the lubricating groove. 2 is a partially broken perspective view of the ball screw device, FIG. 3 is a longitudinal sectional view of the return tube showing the shape of the lubrication groove, and FIG. 4 is a developed view showing the inner peripheral surface of the return tube. The front view, FIG. 5 is a vertical cross-sectional view taken along the line V-V in FIG. A vertical cross-sectional view of a return tube showing the shape of a lubricating groove according to an embodiment, FIGS. 8 to 10 relate to a third embodiment of the present invention, and FIG. 8 is a partially cutaway perspective view similar to FIG. 9 is a developed front view similar to FIG. 4, FIG. 10 is a vertical cross-sectional view taken along the line X-X in FIG. 9, and FIGS. 11 to 13 relate to the fourth embodiment of the present invention. Figure 11 is a partially cutaway perspective view similar to Figure 6;
Figure 12 is a developed front view similar to Figure 4, Figure 13 is the same as Figure 12.
The xm-xm arrow longitudinal sectional view of the figure, FIG.
FIG. 2 is a partially broken vertical cross-sectional front view similar to FIG. 1 of the return tube according to the embodiment. 1 is a ball screw device, 2 is a ball, 3 is a return tube, 3a is an inner peripheral surface, 3b is a lubricating groove, and 5 is a solid lubricant. Figure 1 Figure 2
Claims (1)
れるリターンチューブを備えたものにおいて、該リター
ンチューブの内周面に複数の潤滑溝が形成され、該潤滑
溝内に固体潤滑剤が充填され、前記ボールに該固体潤滑
剤が付着するように構成したことを特徴とするボールね
じ装置。 ２ 前記潤滑溝は、前記リターンチューブの長さ方向に
平行に形成されたものであることを特徴とする特許請求
の範囲第１項に記載のボールねじ装置。 ３ 前記潤滑溝は、所定のリードを有するねじ状に形成
されたものであることを特徴とする特許請求の範囲第１
項に記載のボールねじ装置。 ４ 前記潤滑溝は、前記リターンチューブの内周面が凹
陥した分だけ外周面が突出するように形成したものであ
ることを特徴とする特許請求の範囲第１項から第３項の
いずれか１項に記載のボールねじ装置。 ５ 前記固体潤滑剤は、二硫化モリブデンであることを
特徴とする特許請求の範囲第１項に記載のボールねじ装
置。[Claims] 1. A device including a return tube in which a plurality of balls are continuously conveyed from one direction to another, in which a plurality of lubrication grooves are formed on the inner circumferential surface of the return tube, and the lubrication groove A ball screw device characterized in that a solid lubricant is filled inside the ball screw device, and the solid lubricant adheres to the balls. 2. The ball screw device according to claim 1, wherein the lubricating groove is formed parallel to the length direction of the return tube. 3. Claim 1, wherein the lubricating groove is formed in a screw shape with a predetermined lead.
The ball screw device described in section. 4. Any one of claims 1 to 3, wherein the lubrication groove is formed such that the outer circumferential surface of the return tube protrudes by an amount corresponding to the recessed inner circumferential surface of the return tube. The ball screw device described in section. 5. The ball screw device according to claim 1, wherein the solid lubricant is molybdenum disulfide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14658386A JPS631852A (en) | 1986-06-22 | 1986-06-22 | Ball screw device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14658386A JPS631852A (en) | 1986-06-22 | 1986-06-22 | Ball screw device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS631852A true JPS631852A (en) | 1988-01-06 |
Family
ID=15410982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14658386A Pending JPS631852A (en) | 1986-06-22 | 1986-06-22 | Ball screw device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS631852A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01266386A (en) * | 1988-04-15 | 1989-10-24 | Hitachi Ltd | Mechanical vibration proofer |
| JPH0478358A (en) * | 1990-07-19 | 1992-03-12 | Fanuc Ltd | Ball screw mechanism |
| EP0967414A2 (en) * | 1998-06-26 | 1999-12-29 | Thk Co. Ltd. | Ball screw |
| EP1655512A2 (en) | 2004-11-04 | 2006-05-10 | Schaeffler KG | Ball screw drive |
| DE10304868B4 (en) * | 2002-02-07 | 2013-01-31 | Thk Co., Ltd. | Screw spindle with a lubricant application section |
| DE102011121765A1 (en) * | 2011-12-21 | 2013-06-27 | Lucas Automotive Gmbh | Brake e.g. parking brake used in vehicle e.g. motor car, has lubricating solid-state device that is positioned in spindle/nut arrangement and is in contact with spindle or nut screw threads |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59171221A (en) * | 1983-03-17 | 1984-09-27 | Kokusai Electric Co Ltd | Method for correcting precision of analog-digital and digital-analog converter |
| JPS6110158A (en) * | 1984-06-25 | 1986-01-17 | Ntn Toyo Bearing Co Ltd | Ball screw |
-
1986
- 1986-06-22 JP JP14658386A patent/JPS631852A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59171221A (en) * | 1983-03-17 | 1984-09-27 | Kokusai Electric Co Ltd | Method for correcting precision of analog-digital and digital-analog converter |
| JPS6110158A (en) * | 1984-06-25 | 1986-01-17 | Ntn Toyo Bearing Co Ltd | Ball screw |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01266386A (en) * | 1988-04-15 | 1989-10-24 | Hitachi Ltd | Mechanical vibration proofer |
| JPH0478358A (en) * | 1990-07-19 | 1992-03-12 | Fanuc Ltd | Ball screw mechanism |
| EP0967414A2 (en) * | 1998-06-26 | 1999-12-29 | Thk Co. Ltd. | Ball screw |
| EP0967414A3 (en) * | 1998-06-26 | 2000-10-18 | Thk Co. Ltd. | Ball screw |
| US6282971B1 (en) | 1998-06-26 | 2001-09-04 | Thk Co., Ltd. | Ball screw |
| DE10304868B4 (en) * | 2002-02-07 | 2013-01-31 | Thk Co., Ltd. | Screw spindle with a lubricant application section |
| EP1655512A2 (en) | 2004-11-04 | 2006-05-10 | Schaeffler KG | Ball screw drive |
| DE102004053204A1 (en) * | 2004-11-04 | 2006-05-11 | Ina-Schaeffler Kg | Ball Screw |
| EP1655512A3 (en) * | 2004-11-04 | 2008-11-12 | Schaeffler KG | Ball screw drive |
| DE102011121765A1 (en) * | 2011-12-21 | 2013-06-27 | Lucas Automotive Gmbh | Brake e.g. parking brake used in vehicle e.g. motor car, has lubricating solid-state device that is positioned in spindle/nut arrangement and is in contact with spindle or nut screw threads |
| DE102011121765B4 (en) | 2011-12-21 | 2022-02-03 | Zf Active Safety Gmbh | Vehicle brake with spindle/nut arrangement and improved lubrication |
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