JP2973274B2 - Needle roller assembly device - Google Patents
Needle roller assembly deviceInfo
- Publication number
- JP2973274B2 JP2973274B2 JP6142502A JP14250294A JP2973274B2 JP 2973274 B2 JP2973274 B2 JP 2973274B2 JP 6142502 A JP6142502 A JP 6142502A JP 14250294 A JP14250294 A JP 14250294A JP 2973274 B2 JP2973274 B2 JP 2973274B2
- Authority
- JP
- Japan
- Prior art keywords
- guide
- cylindrical body
- needle
- mounting table
- hole
- 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.)
- Expired - Lifetime
Links
Landscapes
- Automatic Assembly (AREA)
- Mounting Of Bearings Or Others (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、針状ころの組付け装置
に関するものであって、詳しくは、例えば図６に示す針
状ころ軸受の円筒体である内輪Ｒｉに形成された所要個
のころ溝Ｒｇに、針状ころＮｒを組付ける針状ころの組
付け装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a needle roller assembling apparatus, and more particularly, to a required number of needle rollers formed on an inner ring Ri which is a cylindrical body of a needle roller bearing shown in FIG. The present invention relates to a needle roller assembling device for assembling a needle roller Nr into a roller groove Rg.
【０００２】[0002]
【従来の技術】従来、針状ころの組付け装置としては、
例えば、（１）特開昭５５−７７４３１号公報に開示さ
れた、多種の寸法公差のころを寸法公差別に保有して多
種の寸法公差のころを保持に器組み込むようにした「こ
ろの自動組付け装置」、（２）特開平５−４２４２８号
公報に開示された、所定数のニードルをロケーター上面
に配列し、そのニードルを上方から降下する挿入部材と
ロケーターによって上下に挟み込むとともに、挿入部材
とロケーターを同時に下降させてニードルをワークの筒
内にセットするようにした「ニードル組立方法及び装
置」、（３）特開平５−３２９７２１号公報に開示され
た、ワークと同軸線上に配設したガイドバーを回転させ
つつ、その周囲に所定数のニードルを縦向きに整列さ
せ、次いでワークの環状間隙の内径とほぼ同一か又は僅
かに小径の保持部材で外周を拘束した後、ニードル端部
を押圧して挿入するようにした「ニードルローラの組立
方法及び組立装置」などが知られている。2. Description of the Related Art Conventionally, as a needle roller assembling apparatus,
For example, (1) "Automatic roller assembly" disclosed in Japanese Patent Application Laid-Open No. 55-77431, in which rollers having various dimensional tolerances are retained according to dimensional tolerances and rollers having various dimensional tolerances are incorporated in a holder. (2) A predetermined number of needles disclosed in JP-A-5-42428 are arranged on the upper surface of a locator, and the needles are vertically sandwiched between an insertion member and a locator descending from above. A "needle assembling method and apparatus" in which the locator is simultaneously lowered to set the needle in the cylinder of the work, and (3) a guide arranged on the same axis as the work as disclosed in JP-A-5-329721. While rotating the bar, a predetermined number of needles are vertically aligned around the bar, and then a holding member having a diameter substantially the same as or slightly smaller than the inner diameter of the annular gap of the workpiece is used. After restraining the peripheral, etc. were to be inserted by pressing the needle end "assembling method and assembling apparatus of the needle roller" is known.
【０００３】[0003]
【発明が解決しようとする課題】円筒体の外周には所要
個のころ溝が形成され、また、針状ころの外形が長さ／
直径＝３〜１０と細長いので、円筒体に形成された所要
個のころ溝に所要個の針状ころを組付ける針状ころの組
付け装置の構成は煩雑になるばかりでなく、多くの組付
け工数を要するという問題があった。A required number of roller grooves are formed on the outer periphery of the cylindrical body, and the outer shape of the needle roller has a length / length.
Since the diameter is as long as 3 to 10, the configuration of the needle roller assembling device for assembling the required number of needle rollers into the required number of roller grooves formed in the cylindrical body is not only complicated, but also includes many sets. There was a problem that it took a lot of man-hours.
【０００４】従来の技術（１）の特開昭５５−７７４３
１号公報に開示されたものは、定数保持装置と、ころ入
れブロックと、スライド駆動機構と、保持器をころ入れ
ブロックの回りで回転させるチャックとを備え、ころ入
れブロックから送りだされるころを、ころ入れブロック
の回りで回転する保持器に順次組付けるものであって、
本発明に係る、円筒体に形成された所要個のころ溝に所
要個の針状ころを一斉には組付けられないので、多くの
組付け工数を要するという問題があった。[0004] Japanese Patent Laid-Open No. 55-7743 of the prior art (1)
No. 1 discloses a constant holding device, a roller insertion block, a slide driving mechanism, and a chuck for rotating a retainer around the roller insertion block, and a roller fed from the roller insertion block. Are sequentially attached to a retainer that rotates around a roller insertion block,
According to the present invention, the required number of needle rollers cannot be simultaneously mounted on the required number of roller grooves formed in the cylindrical body, so that there has been a problem that many assembling steps are required.
【０００５】従来の技術（２）の特開平５−４２４２８
号公報に開示されたものは、ロケーターと、保持手段
と、供給手段と、インデックス手段と、挿入手段とを備
え、縦向き状態のニードルを予め周状に配列したまま一
斉に挿入するものであって、縦向き状態のニードルを予
め周状に配列させる必要があるため、多くの組付け工数
を要するばかりでなく、装置の構成が煩雑であるという
問題があった。[0005] JP-A-5-42428 of the prior art (2)
The device disclosed in Japanese Patent Application Laid-Open Publication No. H11-157, comprises a locator, a holding means, a supply means, an index means, and an insertion means, and simultaneously inserts vertically oriented needles while being arranged in a circumferential shape in advance. In addition, since it is necessary to arrange the needles in the vertical state in a circumferential shape in advance, not only many assembling steps are required, but also the configuration of the apparatus is complicated.
【０００６】従来の技術（３）の特開平５−３２９７２
１号公報に開示されたものは、ガイドバーと、駆動モー
タと、支持部材と、押込み部材とを備え、予め所定数の
ニードルを円周に沿って整列させた後、ワークに挿入す
るようにしたものであって、予め所定数のニードルを円
周に沿って整列させる必要があるため、多くの組付け工
数を要するばかりでなく、装置の構成が煩雑であるとい
う問題があった。[0006] Japanese Patent Application Laid-Open No. 5-32972 of the prior art (3).
No. 1 discloses a guide bar, a drive motor, a support member, and a pushing member. After a predetermined number of needles are aligned along the circumference in advance, the needle is inserted into a work. However, it is necessary to previously align a predetermined number of needles along the circumference, so that not only a large number of assembling steps are required, but also the configuration of the apparatus is complicated.
【０００７】本発明は、上述の問題点に鑑みてなされた
ものであり、その目的とするところは、円筒体の外周に
形成された所要個のころ溝の上方に、所要個の針状ころ
を一斉に移送して、円筒体に形成された所要個のころ溝
に所要個の針状ころを一斉に組付けるようにした、装置
の構成が容易であるとともに、組付け工数が迅速である
針状ころの組付け装置を提供しようとするものである。SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and an object thereof is to provide a required number of needle rollers above a required number of roller grooves formed on the outer periphery of a cylindrical body. Are transferred all at once, and the required number of needle rollers are simultaneously mounted in the required number of roller grooves formed in the cylindrical body. The configuration of the apparatus is easy and the number of assembly steps is quick. It is an object of the present invention to provide a needle roller assembling device.
【０００８】[0008]
【課題を解決するための手段】上述の目的を達成するた
めに、本発明による針状ころの組付け装置は、円筒体の
ころ溝の円周位置を所定位置に位置決め可能で、かつ、
円筒体を垂直に載置可能な載置台と、前記載置台に載置
された円筒体のそれぞれのころ溝と対向する上方位置で
鉛直に貫通した案内穴を設け該案内穴の下方とは略同一
軸芯で、かつ、上方外向きに放射した移送路を針状ころ
が移送可能に設け該移送路の上端部には管装着穴を設け
た上下動可能な案内部材と、前記案内部材の案内穴に上
下動可能に挿通され円筒体のそれぞれのころ溝の所定位
置に針状ころを位置決め可能な所要個のパンチと、前記
案内部材の管装着穴に装着され内周に針状ころが移送可
能な移送路を設け、かつ、可撓な所要個の移送管と、円
筒体のそれぞれのころ溝の所定位置に位置決めされた針
状ころを保持可能な保持機構とを備え、所要個の移送管
の移送路から案内部材の移送路を経て、円筒体のそれぞ
れのころ溝の上方に針状ころを一斉に移送して、その針
状ころを載置台に載置された円筒体のそれぞれのころ溝
の所定位置に、所要個のパンチによって一斉に位置決め
するとともに、その針状ころを保持機構によって保持す
るように構成にしたものである。In order to achieve the above object, a needle roller assembling apparatus according to the present invention is capable of positioning a circumferential position of a roller groove of a cylindrical body at a predetermined position, and
A mounting table on which the cylindrical body can be mounted vertically, and a guide hole vertically penetrated at an upper position opposed to each roller groove of the cylindrical body mounted on the mounting table, and the lower part of the guide hole is substantially A transfer path radiating upward and outward with the same shaft center so that the needle rollers can be transferred, and an upper end portion of the transfer path provided with a pipe mounting hole and a vertically movable guide member; and A required number of punches which are vertically movably inserted into the guide holes and are capable of positioning the needle rollers at predetermined positions of the respective roller grooves of the cylindrical body, and needle rollers which are mounted in the pipe mounting holes of the guide member and are mounted on the inner periphery. A transfer path capable of transfer is provided, and a required number of flexible transfer tubes and a holding mechanism capable of holding needle rollers positioned at predetermined positions of respective roller grooves of the cylindrical body are provided. From the transfer path of the transfer pipe, through the transfer path of the guide member, and above each roller groove of the cylindrical body The needle rollers are simultaneously transferred, and the needle rollers are simultaneously positioned at predetermined positions of respective roller grooves of the cylindrical body mounted on the mounting table by a required number of punches, and the needle rollers are simultaneously removed. It is configured to be held by a holding mechanism.
【０００９】また、上記構成の応用として、載置台を上
下動可能にし、案内部材を前記載置台上方の所定位置に
固着し、移送管を可撓または非可撓にし、保持機構を前
記載置台とともに上下動可能に構成したものである。Further, as an application of the above configuration, the mounting table can be moved up and down, the guide member is fixed to a predetermined position above the mounting table, the transfer tube is made flexible or inflexible, and the holding mechanism is formed as the mounting table. It is configured to be able to move up and down.
【００１０】また、載置台が、円筒体の内周と嵌合して
その円筒体を所定位置に位置決め可能な突出部を設ける
とともに、その突出部の近傍に円筒体の底部に形成され
た係止穴または係止溝と係合してその円筒体のころ溝の
円周位置を所定位置に位置決め可能な構成にしたもので
ある。In addition, the mounting table is provided with a protruding portion which fits with the inner periphery of the cylindrical body and can position the cylindrical body at a predetermined position, and an engaging member formed on the bottom of the cylindrical body near the protruding portion. The circumferential position of the roller groove of the cylindrical body can be positioned at a predetermined position by engaging with the blind hole or the locking groove.
【００１１】また、案内部材が、下端が小径で上端が大
径からなるらっぱの吹出し口状に形成された内周を有す
る案内外筒に、その案内外筒の内周と略密着可能に形成
された外周を有する案内中子を嵌入し、前記案内外筒と
前記案内中子との上端部を案内冠によって係着し、その
組立て体を載置台に載置された円筒体と対向する上方位
置に設けられた案内板に係着して、前記載置台に載置さ
れた円筒体のそれぞれのころ溝と対向する上方位置で、
案内冠の上端から案内板の下端にパンチが挿通可能で、
かつ、下方では針状ころが移送可能な鉛直に貫通した案
内穴を設け、その案内穴の案内中子に設けられた部分の
案内穴の下方とは略同一軸芯で、かつ、溝深さが案内外
筒の内周と平行して上方外向きに放射した針状ころが移
送可能な移送路を案内中子の外周に設け、そして、案内
冠には案内中子の移送路と対向する上方位置の延長線上
に針状ころを移送可能な移送穴と、その移送穴の上端部
に移送管を装着可能な管装着穴とを設けた構成にしたも
のである。The guide member is formed on a guide outer cylinder having a small-diameter lower end and a large-diameter upper end with an inner periphery formed in the shape of a squirt opening so as to be substantially in close contact with the inner periphery of the guide outer cylinder. A guide core having a set outer periphery is fitted, an upper end of the guide outer cylinder and the guide core are engaged by a guide crown, and the assembly is opposed to a cylindrical body mounted on a mounting table. At an upper position facing the respective roller grooves of the cylindrical body mounted on the mounting table, engaged with the guide plate provided at the position,
A punch can be inserted from the upper end of the guide crown to the lower end of the guide plate,
In addition, a guide hole which penetrates vertically through which the needle rollers can be transferred is provided below, and the guide hole of the portion provided in the guide core of the guide hole is substantially coaxial and has a groove depth. Is provided on the outer periphery of the guide core in which needle rollers radiated upward and outward in parallel with the inner periphery of the guide outer cylinder are provided on the outer periphery of the guide core, and the guide crown faces the transfer path of the guide core. A transfer hole for transferring the needle rollers is provided on an extension of the upper position, and a tube mounting hole for mounting a transfer tube is provided at the upper end of the transfer hole.
【００１２】また、保持機構が、開閉可能な２個の駆動
子を設けた開閉アクチュエータと、その開閉アクチュエ
ータの２個の駆動子に取着されそれぞれの先端内側に半
円凹部を設けた２個のフィンガとから構成され、開閉ア
クチュエータの２個の駆動子が閉端位置において、２個
のフィンガに設けた半円凹部の内周と、載置台に載置さ
れた円筒体のそれぞれのころ溝との空隙内に、針状ころ
が円滑に挿入可能な構成にしたものである。An opening / closing actuator provided with two openable and closable driving elements, and two opening / closing actuators attached to the two driving elements of the opening / closing actuator and provided with semicircular concave portions inside the respective tips. When the two drivers of the opening / closing actuator are in the closed end position, the inner circumference of the semicircular recess provided in the two fingers and the respective roller grooves of the cylindrical body mounted on the mounting table In this configuration, the needle rollers can be smoothly inserted.
【００１３】[0013]
【作用】上述のように構成された本発明の作用につい
て、以下のとおり説明する。The operation of the present invention configured as described above will be described as follows.
【００１４】所要個の針状ころを、所要個の移送管の移
送路から案内部材の移送路を経て一斉に降下させ、円筒
体のそれぞれのころ溝の上方に針状ころを一斉に移送し
て、その針状ころを載置台に載置された円筒体のそれぞ
れのころ溝の所定組付け位置に、所要個のパンチによっ
て一斉に位置決めするとともに、その針状ころを保持機
構によって保持するように作用をする。The required number of needle rollers are simultaneously lowered from the required number of transfer pipes via the guide member transport path, and the needle rollers are simultaneously transported above the respective roller grooves of the cylindrical body. Then, the needle rollers are simultaneously positioned at predetermined assembly positions of respective roller grooves of the cylindrical body mounted on the mounting table by a required number of punches, and the needle rollers are held by a holding mechanism. Act on.
【００１５】[0015]
【実施例】本発明の実施例の構成について、図１および
図５によって以下のとおり説明する。DESCRIPTION OF THE PREFERRED EMBODIMENTS The configuration of an embodiment of the present invention will be described below with reference to FIGS.
【００１６】図１は、本発明による装置の全体の構成を
示す縦断面図であって、その要部は、載置台２と、案内
部材１０と、押圧機構２０と、保持機構３０とから構成
されている。FIG. 1 is a longitudinal sectional view showing the entire structure of the apparatus according to the present invention, and its main part is composed of a mounting table 2, a guide member 10, a pressing mechanism 20, and a holding mechanism 30. Have been.
【００１７】図示しない機台上に旋回角度の割出し位置
決め可能な図示しない旋回駆動手段を設け、その旋回駆
動手段の旋回駆動軸に旋回板１がキー着されている。旋
回板１の外周近傍には、組付け前のワークであって特許
請求の範囲の欄に記載の円筒体である内輪Ｒｉの供給工
程から最終工程の排出までの工程数のステージが設けら
れ、それぞれのステージには、内輪Ｒｉを所定位置で位
置決め可能に載置する載置台２と、内輪Ｒｉに組付け後
の針状ころＮｒを外側から保持する一対のフィンガ３１
を設けた保持機構３０とが取着されている。A turning drive means (not shown) capable of indexing and positioning a turning angle is provided on a machine base (not shown), and a turning plate 1 is keyed to a turning drive shaft of the turning drive means. In the vicinity of the outer periphery of the revolving plate 1, stages of the number of steps from the supply step of the inner ring Ri, which is a workpiece before assembly and a cylindrical body described in the claims, to the discharge of the final step are provided. Each stage has a mounting table 2 on which the inner ring Ri is mounted so as to be positioned at a predetermined position, and a pair of fingers 31 for holding the needle rollers Nr assembled to the inner ring Ri from outside.
And a holding mechanism 30 provided with the same.
【００１８】また、図示しない機台上には架台３を設
け、その架台３に、内輪Ｒｉの供給から針状ころ組立て
体完成品の排出までのそれぞれの工程の組付け，検査な
どの構成要素が、図示しない旋回駆動手段によって割出
し位置決めされるそれぞれのステージの外側近傍に取着
されている。本発明に係る針状ころの組付け装置は、図
示しない前工程において、内輪Ｒｉが供給されて載置台
２に嵌入され、内輪Ｒｉのピン穴が載置台２に止着され
た位置決めピン２ａに嵌合され、内輪Ｒｉのフランジ上
面に鋼球Ｂａが組付けられた後の工程である針状ころ組
付け工程のステージ外側近傍に設けられているものであ
る。Further, a gantry 3 is provided on a machine base (not shown), and components such as assembly and inspection of each process from supply of the inner ring Ri to discharge of the completed needle roller assembly are provided on the gantry 3. Are attached near the outside of each stage indexed and positioned by the turning drive means (not shown). In the needle roller assembling apparatus according to the present invention, the inner ring Ri is supplied and fitted to the mounting table 2 in a pre-process not shown, and the pin hole of the inner ring Ri is fixed to the positioning pin 2a fixed to the mounting table 2. This is provided near the outside of the stage in the needle roller assembling step, which is a step after the steel balls Ba are fitted onto the upper surface of the flange of the inner ring Ri.
【００１９】架台３に立設された側板３ａには、針状こ
ろ組付け工程のステージの旋回板１の外側近傍に、上下
動かつ下端位置決め可能なアクチュエータである待避シ
リンダ４が、その２個のロッドのそれぞれの上下端を軸
止して立設され、待避シリンダ４の可動部には、案内部
材１０のＬ字状の案内板１４が螺着されている。案内板
１４は、載置台２に載置された内輪Ｒｉの外周に形成さ
れている所要個の図５（ａ）に示すころ溝Ｒｇのそれぞ
れと対向する上方位置に、針状ころＮｒおよびパンチ２
１を挿通可能な鉛直に貫通した所要個の案内穴１４ａが
穿設され、案内穴１４ａの下端には、案内穴１４ａのピ
ッチ円と略等しい内径の内輪Ｒｉの上端部を導入可能な
逃がし穴１４ｂが穿設され、案内穴１４ａの上端には、
案内穴１４ａのピッチ円と同軸芯かつ案内穴１４ａの外
接円よりも大きい内径の案内中子１１および案内外筒１
２を取着可能な座ぐり１４ｃが穿設されている。On the side plate 3a erected on the gantry 3, two retractable cylinders 4, which are actuators that can move up and down and can be positioned at the lower end, are provided near the outer side of the revolving plate 1 of the stage in the needle roller assembling step. The L-shaped guide plate 14 of the guide member 10 is screwed to the movable part of the retraction cylinder 4. The guide plate 14 is provided with needle rollers Nr and punches at upper positions facing the respective roller grooves Rg shown in FIG. 5A formed on the outer circumference of the inner ring Ri mounted on the mounting table 2. 2
A required number of guide holes 14a penetrating vertically, through which the inner ring Ri can be inserted, are formed at the lower ends of the guide holes 14a. 14b is drilled, and at the upper end of the guide hole 14a,
Guide core 11 and guide outer cylinder 1 having a coaxial center with the pitch circle of guide hole 14a and an inner diameter larger than the circumscribed circle of guide hole 14a.
A counterbore 14c to which the second mounting member 2 can be attached is formed.
【００２０】案内外筒１２は、内周を、上端が大径、か
つ、下端が案内板１４の所要個の案内穴１４ａの外接円
に等しいかやや大きい小径とからなるらっぱの吹出し口
状に形成して、その下端面が案内板１４の座ぐり１４ｃ
底面に螺着されている。案内中子１１は、全長を案内外
筒１２と同長にするとともに、外周を案内外筒１２の内
周と略密着可能に形成して、案内板１４の所要個の案内
穴１４ａと対向する上方位置に、パンチ２１を挿通可能
な鉛直に貫通した所要個の案内穴１１ａが穿設され、外
周には、案内穴１１ａの下方とは略同一軸芯で交差し
て、溝幅および溝深さが案内穴１１ａに等しいかやや大
きく、かつ、溝深さが外周面と平行して上方外向きに放
射し、針状ころＮｒを移送可能な移送路１１ｂが形成さ
れ、その下端が案内板１４の座ぐり１４ｃ底面に当接さ
れている。この案内中子１１は案内外筒１２と案内冠１
３とによって係止されている。The guide outer cylinder 12 has an inner periphery in the shape of a spout having a large diameter at the upper end and a small diameter at the lower end equal to or slightly larger than the circumcircle of the required number of guide holes 14a of the guide plate 14. The lower end face is formed with a counterbore 14c of the guide plate 14.
Screwed to the bottom. The guide core 11 has the same overall length as the guide outer cylinder 12, and has an outer periphery formed so as to be able to substantially adhere to the inner periphery of the guide outer cylinder 12, and faces the required number of guide holes 14 a of the guide plate 14. At an upper position, a required number of guide holes 11a penetrating vertically through which the punch 21 can be inserted are bored, and the outer periphery thereof intersects with the lower part of the guide hole 11a with substantially the same axis, and has a groove width and a groove depth. A transfer path 11b which radiates upward and outward in parallel with the outer peripheral surface and has a groove depth equal to or slightly larger than the guide hole 11a, and is capable of transferring the needle rollers Nr. The 14 counterbore 14c is in contact with the bottom surface. The guide core 11 includes a guide outer cylinder 12 and a guide crown 1.
3 and is locked.
【００２１】案内冠１３は、下端側に案内外筒１２の外
周部を嵌入可能な凹部を形成して、案内中子１１の案内
穴１１ａと対向する上方位置に、パンチ２１を挿通可能
な鉛直に貫通した所要個の案内穴１３ａと、案内中子１
１の移送路１１ｂと対向する上方位置の延長線上に、針
状ころＮｒを移送可能な移送穴１３ｂと、移送穴１３ｂ
の上端には移送管５を嵌入可能な管装着穴１３ｃとが穿
設されて、案内中子１１および案内外筒１２の上端部を
覆い、かつ、案内外筒１２に螺着して案内中子１１と案
内外筒１２とが係止される。移送管５は、針状ころＮｒ
を移送可能な内径を設けた可撓な中空体に形成して、一
端部が案内冠１３の管装着穴１３ｃに嵌入され、圧入ま
たは接着などによって係止される。The guide crown 13 is formed at its lower end with a concave portion into which the outer peripheral portion of the guide outer cylinder 12 can be fitted. The guide crown 13 has a vertical position in which the punch 21 can be inserted at an upper position facing the guide hole 11 a of the guide core 11. Required guide holes 13a penetrating through the guide core 1
A transfer hole 13b capable of transferring the needle rollers Nr, and a transfer hole 13b on an extension of an upper position facing the first transfer path 11b.
A pipe mounting hole 13c into which the transfer pipe 5 can be inserted is formed at the upper end of the guide core 11 to cover the upper ends of the guide core 11 and the guide outer cylinder 12 and to be screwed to the guide outer cylinder 12 for guiding. The child 11 and the guide outer cylinder 12 are locked. The transfer tube 5 is a needle roller Nr
Is formed into a flexible hollow body having an inner diameter capable of transporting, and one end is fitted into the tube mounting hole 13c of the guide crown 13 and locked by press-fitting or bonding.
【００２２】また、架台３に横設された天板３ａには、
案内冠１３と同一軸芯の上方位置にロッド逃がし穴を穿
設して、押圧機構２０の上下動かつ下端位置決め可能な
アクチュエータである押圧シリンダ２２のロッドを下向
きにしてロッド逃がし穴を貫通させ、押圧シリンダ２２
が天板３ｂの上面に取着されている。押圧シリンダ２２
の両側には、案内軸穴を設けた２個の軸受２７を天板３
ｂの上面に押圧シリンダ２２と平行して取着し、軸受２
７の案内軸穴下方の天板３ｂに案内軸逃がし穴を穿設し
て、２個の案内軸２８が、天板３ｂを貫通して軸受２７
の案内軸穴に上下動自在に挿通されている。Further, a top plate 3a provided horizontally on the gantry 3 has:
A rod escape hole is formed at a position above the same axis as the guide crown 13, and the rod of the pressing cylinder 22, which is an actuator capable of vertically moving the lower end of the pressing mechanism 20 and positioning the lower end, is directed downward to penetrate the rod escape hole, Pressing cylinder 22
Is attached to the upper surface of the top plate 3b. Pressing cylinder 22
The two bearings 27 provided with the guide shaft holes are provided on both sides of the top plate 3.
b in parallel with the pressing cylinder 22 and the bearing 2
7 is provided with a guide shaft escape hole in the top plate 3b below the guide shaft hole, and two guide shafts 28 pass through the top plate 3b and have a bearing 27.
Is vertically movably inserted into the guide shaft hole.
【００２３】案内軸２８のそれぞれの下端には、下側が
大径、上側が小径の段穴を央部に穿設した上板２４が螺
着され、その段穴には、下側大径部が上板２４の大径側
段穴よりも小径で、上側小径部が上板２４の小径側段穴
よりも小径で、下端が球面に形成された松茸状の押圧子
２３を挿通して、その押圧子２３は押圧シリンダ２２の
ロッド下端部に螺着されている。上板２４の下面には、
押圧子２３の下端の球面と中板２５の上面とを当接さ
せ、その中板２５を挟んで、所要個のパンチ２１を嵌着
した下板２６が螺着されている。下板２６には、案内冠
１３の所要個の案内穴１３ａと対向する上方位置にパン
チ２１の胴部を嵌挿する貫通した嵌挿穴と、その上端に
パンチ２１の頭部を嵌入する座ぐり穴とが穿設され、前
記嵌挿穴に、パンチ２１の胴部を上方から嵌挿して下方
に貫通し、前記座ぐり穴にパンチ２１の頭部を嵌入し
て、そして、パンチ２１の頭部上端は、中板２５の下面
によって係止されている。At the lower end of each of the guide shafts 28, an upper plate 24 having a step hole having a large diameter on the lower side and a small diameter on the upper side is screwed into the central part. Is smaller in diameter than the large-diameter step hole of the upper plate 24, the upper small-diameter portion is smaller in diameter than the small-diameter step hole of the upper plate 24, and the lower end is inserted through the pine mushroom-shaped pressing element 23 formed in a spherical shape. The pressing element 23 is screwed to the lower end of the rod of the pressing cylinder 22. On the lower surface of the upper plate 24,
The spherical surface at the lower end of the pressing element 23 is brought into contact with the upper surface of the middle plate 25, and the lower plate 26 on which the required number of punches 21 are fitted is screwed with the middle plate 25 interposed therebetween. The lower plate 26 has a penetrating insertion hole into which the body of the punch 21 is inserted at an upper position facing the required number of guide holes 13a of the guide crown 13, and a seat into which the head of the punch 21 is inserted at the upper end thereof. A counterbore is drilled, the trunk of the punch 21 is inserted into the insertion hole from above, penetrates downward, the head of the punch 21 is inserted into the counterbore, and The upper end of the head is locked by the lower surface of the middle plate 25.
【００２４】押圧シリンダ２２のロッド上昇端および下
降端とパンチ２１の胴部長さとの関係は、案内部材１０
が下端所定位置において、押圧シリンダ２２のロッドが
所定の下降端であるとき、パンチ２１下端面が、内輪Ｒ
ｉのそれぞれのころ溝Ｒｇの上方に移送された針状ころ
Ｎｒの上端に当接して、その針状ころＮｒを内輪Ｒｉの
それぞれのころ溝Ｒｇの所定組付け位置に位置決め可能
であるとともに、押圧シリンダ２２のロッドが所定の上
昇端であるとき、パンチ２１の下端面が、案内中子１１
の案内穴１１ａと移送路１１ｂとの交差部よりも若干上
方で待機可能に構成されている。The relationship between the rod rising end and the falling end of the pressing cylinder 22 and the trunk length of the punch 21
When the rod of the pressing cylinder 22 is at the predetermined lower end at the lower end predetermined position, the lower end surface of the punch 21
i, while being in contact with the upper end of the needle rollers Nr transferred above the respective roller grooves Rg, the needle rollers Nr can be positioned at predetermined mounting positions of the respective roller grooves Rg of the inner ring Ri, When the rod of the pressing cylinder 22 is at a predetermined rising end, the lower end surface of the punch 21
And a standby position slightly above the intersection of the guide hole 11a and the transfer path 11b.
【００２５】また、保持機構３０は、２個のフィンガ３
１と開閉アクチュエータ３２とから構成され、フィンガ
３１は、図５（ａ）に示す半円凹部３１ａをそれぞれの
先端内側に形成して、開閉アクチュエータ３２の開閉可
能な２個の駆動子３２ａにそれぞれ取着される。フィン
ガ３１に形成された半円凹部３１ａは、針状ころＮｒを
組付けの際に、フィンガ３１が図５（ｂ）に示す閉端位
置において、半円凹部３１ａの内周と内輪Ｒｉに形成さ
れたころ溝Ｒｇとの空隙内に、針状ころＮｒが円滑に挿
入可能な半径で形成されている。開閉アクチュエータ３
２は、図５（ａ）に示す開端位置において、載置台２の
上方から供給される内輪Ｒｉが載置台２に嵌入可能に、
かつ、載置台２の上方から供給される鋼球Ｂａが内輪Ｒ
ｉのフランジ上面に組付け可能であるとともに、図５
（ｂ）に示す閉端位置において、内輪Ｒｉに所要個の針
状ころＮｒを組付け可能な、かつ、組付け後の針状ころ
Ｎｒを外側から保持可能な位置で、載置台２近傍の旋回
板１の上面に取着される。The holding mechanism 30 includes two fingers 3
1 and an opening / closing actuator 32, and each finger 31 has a semicircular concave portion 31 a shown in FIG. Be attached. The semicircular recess 31a formed in the finger 31 is formed on the inner periphery and the inner ring Ri of the semicircular recess 31a when the finger 31 is assembled at the closed end position shown in FIG. Needle rollers Nr are formed with a radius that allows them to be smoothly inserted into the gaps between the formed roller grooves Rg. Opening / closing actuator 3
2 is such that the inner ring Ri supplied from above the mounting table 2 can be fitted into the mounting table 2 at the open end position shown in FIG.
The steel ball Ba supplied from above the mounting table 2 is
i can be assembled on the upper surface of the flange of FIG.
In the closed end position shown in (b), at a position where the required number of needle rollers Nr can be attached to the inner ring Ri and the assembled needle rollers Nr can be held from the outside, the vicinity of the mounting table 2 is set. It is attached to the upper surface of the revolving plate 1.
【００２６】引き続いて、本発明の実施例の作動順序に
ついて、特許請求の範囲の欄に記載の円筒体が、例えば
針状ころ軸受の円筒体である内輪に、針状ころを組付け
る図１乃至図６によって以下のとおり説明する。Subsequently, with regard to the operation sequence of the embodiment of the present invention, the cylindrical body described in the claims section is for mounting the needle roller on the inner ring which is, for example, the cylindrical body of a needle roller bearing. This will be described below with reference to FIGS.
【００２７】まず、図６（ａ）に示す鋼球付き針状ころ
軸受の組付け工順は、例えば、内輪Ｒｉの供給および載
置台２への嵌入、内輪Ｒｉの載置台２の所定位置への位
置決め、鋼球Ｂａのフランジ上面への組付け、本発明に
係る針状ころＮｒの内輪Ｒｉへの組付け、側環Ｃｓの組
付け、外輪Ｒｏの組付け、外輪Ｒｏ下端部の内曲げ成形
加工などの工程を経て組付けられ、完成品が排出され、
また、必要な工程には、検査装置や計数装置などが組み
込まれている。First, the assembling procedure of the needle roller bearing with steel balls shown in FIG. 6A includes, for example, the supply of the inner ring Ri and the fitting of the inner ring Ri to the mounting table 2 and the positioning of the inner ring Ri to the predetermined position of the mounting table 2. Positioning, assembling of the steel ball Ba on the upper surface of the flange, assembling of the needle roller Nr according to the present invention to the inner ring Ri, assembling of the side ring Cs, assembling of the outer ring Ro, and inner bending of the lower end of the outer ring Ro. Assembled through processes such as molding, the finished product is discharged,
In addition, an inspection device, a counting device, and the like are incorporated in necessary steps.
【００２８】図２は、針状ころを組付ける前の形態を示
す縦断面図であって、案内部材１０が図１に示す待避シ
リンダ４によって上昇端に待避した後、図示しない前工
程において、内輪Ｒｉが供給されて載置台２に嵌入さ
れ、内輪Ｒｉのピン穴が載置台２に止着された位置決め
ピン２ａに嵌合され、内輪Ｒｉのフランジ上面に鋼球Ｂ
ａが組付けられ、保持機構３０のフィンガ３１が図５
（ｂ）に示す如く閉じて、内輪Ｒｉに形成されたころ溝
Ｒｇの外周がフィンガ３１に形成された半円凹部３１ａ
の内周によって環状に包囲された後のワークが、旋回板
１の旋回によって、針状ころ組付け位置に位置決めされ
る。FIG. 2 is a longitudinal sectional view showing a state before the needle rollers are assembled. After the guide member 10 is retracted to the rising end by the retracting cylinder 4 shown in FIG. The inner ring Ri is supplied and fitted into the mounting table 2, the pin hole of the inner ring Ri is fitted to the positioning pin 2a fixed to the mounting table 2, and the steel ball B is mounted on the upper surface of the flange of the inner ring Ri.
a and the fingers 31 of the holding mechanism 30 are
As shown in (b), the outer circumference of the roller groove Rg formed in the inner ring Ri is formed into a semicircular recess 31a formed in the finger 31.
The work, which has been annularly surrounded by the inner periphery of the work, is positioned at the needle roller assembling position by the turning of the turning plate 1.
【００２９】次いで図３は、針状ころ組付け位置の内輪
Ｒｉの上方に、針状ころＮｒが移送された後の形態を示
す縦断面図であって、案内部材１０が図１に示す待避シ
リンダ４によって所定の下降端に位置決めされた後、針
状ころＮｒは、図示しないパーツフィーダ，エスケープ
機構などを経て所要個の移送管５内に移送され、さらに
案内冠１３の移送穴１３ｂ，案内中子１１外周部の移送
路１１ｂ，案内板１４の案内穴１４ａを経て降下し、内
輪Ｒｉの上方位置に移送される。ところで、内輪Ｒｉの
上方位置に移送された針状ころＮｒは、必ずしも内輪Ｒ
ｉに形成されたころ溝Ｒｇ内の所定組付け位置に自走降
下して納まるものではなく、例えば、図３左側のように
所定組付け位置に納まるものがある反面、図３右側のよ
うに内輪Ｒｉに形成されたころ溝Ｒｇの上方位置に停ま
るものもある。Next, FIG. 3 is a longitudinal sectional view showing a state after the needle rollers Nr have been transferred above the inner ring Ri at the needle roller assembling position, and the guide member 10 is in the retracted state shown in FIG. After being positioned at a predetermined lower end by the cylinder 4, the needle rollers Nr are transported into a required number of transport pipes 5 through a part feeder, an escape mechanism, etc., not shown, and are further transported by a transport hole 13 b of the guide crown 13. It descends through the transfer path 11b of the outer periphery of the core 11 and the guide hole 14a of the guide plate 14, and is transferred to a position above the inner ring Ri. By the way, the needle rollers Nr transferred to a position above the inner ring Ri are not necessarily the inner rollers R.
3 does not fit in a predetermined mounting position in the roller groove Rg formed in i, and fits in a predetermined mounting position as shown in the left side of FIG. Some stop at a position above the roller groove Rg formed in the inner ring Ri.
【００３０】次いで図４は、針状ころＮｒがパンチ２１
によって位置決めされた後の形態を示す縦断面図であっ
て、上述した内輪Ｒｉの上方位置に停まっている針状こ
ろＮｒは、パンチ２１によって決め押しされ、内輪Ｒｉ
に形成されたころ溝Ｒｇ内に挿入されるとともに、その
所定組付け位置に位置決めされる。パンチ２１は、図１
に示す押圧シリンダ２２の下降作動によって下降され、
その下端面が、内輪Ｒｉの上方位置に移送され停まって
いる針状ころＮｒの上端面に当接して、内輪Ｒｉに形成
されたころ溝Ｒｇとフィンガ３１に形成された半円凹部
３１ａの内周との空隙内に針状ころＮｒを押圧し、針状
ころＮｒが内輪Ｒｉに形成されたころ溝Ｒｇ内の所定組
付け位置に位置決めされる位置で、押圧シリンダ２２の
所定下降端での停止作動によってパンチ２１は位置決め
される。そしてパンチ２１は、所要個の針状ころＮｒが
所定組付け位置に組付けられた後、押圧シリンダ２２の
上昇作動によって上昇され、次の組付けに備えて図１に
示す上昇端で待機する。Next, FIG. 4 shows that the needle rollers Nr are
FIG. 9 is a vertical cross-sectional view showing a form after the positioning of the needle rollers Nr, which is stopped at a position above the inner ring Ri described above, is depressed and pushed by the punch 21, and the inner ring Ri is pressed.
And is positioned at a predetermined assembly position thereof. The punch 21 is shown in FIG.
Is lowered by the lowering operation of the pressing cylinder 22 shown in FIG.
The lower end surface thereof abuts against the upper end surface of the needle roller Nr which has been transported and stopped at a position above the inner ring Ri, and the roller groove Rg formed in the inner ring Ri and the semicircular concave portion 31a formed in the finger 31 The needle roller Nr is pressed into a gap with the inner periphery, and the needle roller Nr is positioned at a predetermined mounting position in a roller groove Rg formed in the inner ring Ri. Is stopped, the punch 21 is positioned. After the required number of needle rollers Nr are assembled at a predetermined assembly position, the punch 21 is raised by the raising operation of the pressing cylinder 22, and waits at the rising end shown in FIG. 1 for the next assembly. .
【００３１】そして、所要個の針状ころＮｒが所定組付
け位置に組付けられた後は、上述したパンチ２１の上昇
と略同時に、案内部材１０を図１に示す待避シリンダ４
によって図２に示す上昇端に待避させ、旋回板１を旋回
させ、内輪Ｒｉに形成されたころ溝Ｒｇ内の所定組付け
位置に組付けられた所要個の針状ころＮｒは、フィンガ
３１によって保持されて、次の組付け工程位置に移送さ
れる。次以降の図示しない後工程においては、図６
（ａ）に示す如く、側環Ｃｓが針状ころＮｒの上方に組
付けられ、外輪Ｒｏが針状ころ組立て体の上方からフィ
ンガ３１と当接する位置まで嵌入された後、フィンガ３
１が開かれて外輪Ｒｏが所定位置まで押圧され、外輪Ｒ
ｏの下端部が内輪Ｒｉのフランジ下面の段部に向かって
所定の形状に内曲げ成形加工されて針状ころ軸受の組立
て体が完成し、載置台２から排出される。After the required number of the needle rollers Nr are assembled at the predetermined assembly position, the guide member 10 is moved to the retraction cylinder 4 shown in FIG.
2, the revolving plate 1 is revolved, and the required number of needle rollers Nr assembled at a predetermined assembling position in the roller groove Rg formed on the inner race Ri is moved by the finger 31. It is held and transferred to the next assembly process position. In the subsequent steps (not shown),
As shown in (a), after the side ring Cs is assembled above the needle rollers Nr and the outer ring Ro is inserted from above the needle roller assembly to a position where it comes into contact with the fingers 31, the fingers 3
1 is opened, the outer ring Ro is pressed to a predetermined position, and the outer ring R
The lower end of the inner ring Ri is formed into a predetermined shape by inward bending toward the step on the lower surface of the flange of the inner ring Ri to complete the assembly of the needle roller bearings, and is discharged from the mounting table 2.
【００３２】また、図６（ｂ）に示す針状ころ軸受につ
いても、上述と同様にして組付けられる。The needle roller bearing shown in FIG. 6B is also assembled in the same manner as described above.
【００３３】さらに、請求項２記載の針状ころの組付け
装置は、図１に示す構成のうち、載置台２を、図示しな
い上下動可能なアクチュエータによって上下動可能に
し、案内部材１０を、載置台２上方の所定位置で架台３
の側板３ａに固着し、移送管５を、可撓または非可撓に
し、保持機構３０を、載置台２とともに上下動可能にし
て構成するものである。Further, in the needle roller assembling device according to the second aspect of the present invention, the mounting table 2 of the configuration shown in FIG. At a predetermined position above the mounting table 2, the gantry 3
The transfer tube 5 is made flexible or non-flexible, and the holding mechanism 30 is configured to be able to move up and down together with the mounting table 2.
【００３４】なお、本実施例においては、円筒体の内輪
Ｒｉを載置する載置台２を旋回板１に取着したものであ
るが、組付けの構成によっては直動板に取着してもよ
い。In the present embodiment, the mounting table 2 on which the inner ring Ri of the cylindrical body is mounted is attached to the revolving plate 1. However, depending on the structure of the assembly, the mounting table 2 may be attached to the linear motion plate. Is also good.
【００３５】[0035]
【発明の効果】本発明は、上述のとおり構成されている
ので、以下に記載するような効果を奏する。Since the present invention is configured as described above, the following effects can be obtained.
【００３６】所要個の針状ころを、所要個の移送管の移
送路から案内部材の移送路を経て一斉に降下させ、円筒
体のそれぞれのころ溝の上方に針状ころを一斉に移送し
て、その針状ころを載置台に載置された円筒体のそれぞ
れのころ溝の所定組付け位置に、所要個のパンチによっ
て一斉に位置決めするとともに、その針状ころを保持機
構によって保持するように構成したので、装置の構成が
容易であるとともに、組付け工数が迅速であるという効
果を奏する。The required number of needle rollers are simultaneously lowered from the required number of transfer pipes via the transfer path of the guide member, and the needle rollers are simultaneously transferred above the respective roller grooves of the cylindrical body. Then, the needle rollers are simultaneously positioned at predetermined assembly positions of respective roller grooves of the cylindrical body mounted on the mounting table by a required number of punches, and the needle rollers are held by a holding mechanism. Therefore, the configuration of the apparatus is easy, and the number of assembly steps is quick.
【図１】本発明による実施例の全体の構成を示す説明図
であって、針状ころを円筒体の内輪に組付けた直後の形
態を示す縦断面図である。FIG. 1 is an explanatory view showing an entire configuration of an embodiment according to the present invention, and is a longitudinal sectional view showing a form immediately after a needle roller is assembled to an inner ring of a cylindrical body.
【図２】本発明による実施例の作動順序の説明図であっ
て、針状ころ組付け位置に円筒体の内輪が移送された後
の形態を示す縦断面図である。FIG. 2 is an explanatory view of an operation sequence of the embodiment according to the present invention, and is a longitudinal sectional view showing a state after an inner ring of a cylindrical body is transferred to a needle roller assembling position.
【図３】本発明による実施例の作動順序の説明図であっ
て、針状ころ組付け位置に旋回位置決めされた円筒体の
内輪上方に針状ころが降下して移送された後の形態を示
す縦断面図である。FIG. 3 is an explanatory view of an operation sequence of the embodiment according to the present invention, showing a state after the needle rollers have been lowered and transported above the inner ring of the cylindrical body pivotally positioned at the needle roller assembly position. FIG.
【図４】本発明による実施例の作動順序の説明図であっ
て、針状ころがパンチによって組付け所定位置に位置決
めされた後の形態を示す縦断面図である。FIG. 4 is an explanatory view of the operation sequence of the embodiment according to the present invention, and is a longitudinal sectional view showing a state after the needle rollers have been mounted at a predetermined position by a punch.
【図５】本発明による実施例の保持機構の説明図であっ
て、（ａ）はフィンガが開端位置の状態を、（ｂ）はフ
ィンガが閉端位置の状態を示すそれぞれ図１のＡ矢視平
面図でる。5A and 5B are explanatory views of the holding mechanism of the embodiment according to the present invention, wherein FIG. 5A shows a state where the finger is at an open end position, and FIG. 5B shows a state where the finger is at a closed end position. FIG.
【図６】本発明に係るワークである針状ころ軸受の実施
例の説明図であって、（ａ）は鋼球付き針状ころ軸受の
組立て完成品、（ｂ）は鋼球がない針状ころ軸受の組立
て完成品を示す縦断面図である。6A and 6B are explanatory views of an embodiment of a needle roller bearing which is a work according to the present invention, wherein FIG. 6A is an assembled product of a needle roller bearing with steel balls, and FIG. It is a longitudinal cross-sectional view which shows the assembly completion product of a roller bearing.
１ 旋回板 ２ 載置台 ３ 架台 ５ 移送管 １０ 案内部材 １１ 案内中子 １１ａ 案内穴 １１ｂ 移送路 １２ 案内外筒 １３ 案内冠 １３ａ 案内穴 １３ｂ 移送穴 １４ 案内板 １４ａ 案内穴 ２０ 押圧機構 ２１ パンチ ３０ 保持機構 ３１ フィンガ Ｎｒ 針状ころ Ｒｇ ころ溝 Ｒｉ 内輪 REFERENCE SIGNS LIST 1 swivel plate 2 mounting table 3 gantry 5 transfer pipe 10 guide member 11 guide core 11a guide hole 11b transfer path 12 guide outer cylinder 13 guide crown 13a guide hole 13b transfer hole 14 guide plate 14a guide hole 20 pressing mechanism 21 punch 30 holding Mechanism 31 Finger Nr Needle roller Rg Roller groove Ri Inner ring
Claims (5)
に形成された円筒体の所要個のころ溝に、針状ころを組
付ける針状ころの組付け装置であって、円筒体のころ溝
の円周位置を所定位置に位置決め可能で、かつ、円筒体
を垂直に載置可能な載置台と、前記載置台に載置された
円筒体のそれぞれのころ溝と対向する上方位置で鉛直に
貫通した案内穴を設け該案内穴の下方とは略同一軸芯
で、かつ、上方外向きに放射した移送路を針状ころが移
送可能に設け該移送路の上端部には管装着穴を設けた上
下動可能な案内部材と、前記案内部材の案内穴に上下動
可能に挿通され円筒体のそれぞれのころ溝の所定位置に
針状ころを位置決め可能な所要個のパンチと、前記案内
部材の管装着穴に装着され内周に針状ころが移送可能な
移送路を設け、かつ、可撓な所要個の移送管と、円筒体
のそれぞれのころ溝の所定位置に位置決めされた針状こ
ろを保持可能な保持機構とを備え、所要個の移送管の移
送路から案内部材の移送路を経て、円筒体のそれぞれの
ころ溝の上方に針状ころを一斉に移送して、その針状こ
ろを載置台に載置された円筒体のそれぞれのころ溝の所
定位置に、所要個のパンチによって一斉に位置決めする
とともに、その針状ころを保持機構によって保持するよ
うに構成にしたことを特徴とする針状ころの組付け装
置。A needle roller assembling device for assembling needle rollers into a required number of roller grooves of a cylindrical body formed in parallel with a cylindrical axis on an outer periphery of the cylindrical body. A mounting table on which the circumferential position of the body roller grooves can be positioned at a predetermined position, and on which the cylindrical body can be mounted vertically, and an upper portion facing the respective roller grooves of the cylindrical body mounted on the mounting table. A guide hole which penetrates vertically at the position is provided, and the lower part of the guide hole is substantially coaxial, and the needle roller is capable of transferring a transfer path radiating upward and outward to the upper end of the transfer path. A vertically movable guide member provided with a tube mounting hole, and a required number of punches which are vertically movably inserted through the guide holes of the guide member and are capable of positioning needle rollers at predetermined positions of respective roller grooves of the cylindrical body. A transfer path is provided in the pipe mounting hole of the guide member, on which the needle rollers can be transferred on the inner periphery, and The guide member is provided with a required number of flexible transfer pipes and a holding mechanism capable of holding the needle rollers positioned at predetermined positions of the respective roller grooves of the cylindrical body. The needle rollers are simultaneously transferred over the respective roller grooves of the cylindrical body through the path, and the needle rollers are moved to predetermined positions of the respective roller grooves of the cylindrical body placed on the mounting table, and the required number of A needle roller assembling device, characterized in that the punches are simultaneously positioned and the needle rollers are held by a holding mechanism.
下動可能にし、案内部材を前記載置台上方の所定位置に
固着し、移送管を可撓または非可撓にし、保持機構を前
記載置台とともに上下動可能にした構成である請求項１
記載の針状ころの組付け装置。2. The configuration according to claim 1, wherein the mounting table is vertically movable, the guide member is fixed to a predetermined position above the mounting table, the transfer tube is flexible or inflexible, and the holding mechanism is 2. A structure which can be moved up and down together with the mounting table.
A needle roller assembling device as described in the above.
筒体を所定位置に位置決め可能な突出部を設けるととも
に、該突出部の近傍に円筒体の底部に形成された係止穴
または係止溝と係合して該円筒体のころ溝の円周位置を
所定位置に位置決め可能な載置台である請求項１または
請求項２記載の針状ころの組付け装置。3. A mounting table is provided with a projection that fits with the inner periphery of the cylindrical body and can position the cylindrical body at a predetermined position, and an engaging member formed on the bottom of the cylindrical body near the projection. The needle roller assembling device according to claim 1 or 2, wherein the mounting table is a mounting table that can be engaged with a blind hole or a locking groove to position the circumferential position of the roller groove of the cylindrical body at a predetermined position.
らなるらっぱの吹出し口状に形成された内周を有する案
内外筒に、該案内外筒の内周と略密着可能に形成された
外周を有する案内中子を嵌入し、前記案内外筒と前記案
内中子との上端部を案内冠によって係着し、その組立て
体を載置台に載置された円筒体と対向する上方位置に設
けられた案内板に係着して、前記載置台に載置された円
筒体のそれぞれのころ溝と対向する上方位置で、案内冠
の上端から案内板の下端にパンチが挿通可能で、かつ、
下方では針状ころが移送可能な鉛直に貫通した案内穴を
設け、該案内穴の案内中子に設けられた部分の案内穴の
下方とは略同一軸芯で、かつ、溝深さが案内外筒の内周
と平行して上方外向きに放射した針状ころが移送可能な
移送路を案内中子の外周に設け、そして、案内冠には案
内中子の移送路と対向する上方位置の延長線上に針状こ
ろを移送可能な移送穴と、該移送穴の上端部に移送管を
装着可能な管装着穴とを設けた案内部材である請求項１
または請求項２記載の針状ころの組付け装置。4. A guide member formed on a guide outer cylinder having an inner periphery formed in the shape of a squirt outlet having a small diameter at a lower end and a large diameter at an upper end so as to be able to substantially adhere to the inner periphery of the guide outer cylinder. A guide core having a set outer periphery is fitted, an upper end of the guide outer cylinder and the guide core are engaged by a guide crown, and the assembly is opposed to a cylindrical body mounted on a mounting table. The punch can be inserted from the upper end of the guide crown to the lower end of the guide plate at the upper position facing the respective roller grooves of the cylindrical body mounted on the mounting table by engaging with the guide plate provided at the position. ,And,
In the lower part, a vertically penetrating guide hole through which the needle rollers can be transferred is provided, and the guide hole of the portion provided in the guide core of the guide hole is substantially coaxial with the guide hole, and the groove depth is guided. A transfer path through which the needle rollers radiated upward and outward in parallel with the inner circumference of the outer cylinder can be transferred is provided on the outer circumference of the guide core, and the guide crown has an upper position facing the transfer path of the guide core. 2. A guide member provided with a transfer hole capable of transferring a needle roller on an extension of the guide hole, and a pipe mounting hole capable of mounting a transfer pipe at an upper end of the transfer hole.
Or the assembling device of the needle roller according to claim 2.
設けた開閉アクチュエータと、該開閉アクチュエータの
２個の駆動子に取着されそれぞれの先端内側に半円凹部
を設けた２個のフィンガとから構成され、開閉アクチュ
エータの２個の駆動子が閉端位置において、２個のフィ
ンガに設けた半円凹部の内周と、載置台に載置された円
筒体のそれぞれのころ溝との空隙内に、針状ころが円滑
に挿入可能なように構成した保持機構である請求項１ま
たは請求項２記載の針状ころの組付け装置。5. An opening / closing actuator having a holding mechanism provided with two openable and closable drivers, and two opening / closing actuators attached to the two drivers of the opening / closing actuator and having semicircular recesses inside the respective tips. When the two drivers of the opening / closing actuator are in the closed end position, the inner circumference of the semicircular recess provided in the two fingers and the respective roller grooves of the cylindrical body mounted on the mounting table 3. The needle roller assembling device according to claim 1, wherein the device is a holding mechanism configured such that the needle rollers can be smoothly inserted into the gap between the needle rollers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6142502A JP2973274B2 (en) | 1994-05-31 | 1994-05-31 | Needle roller assembly device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6142502A JP2973274B2 (en) | 1994-05-31 | 1994-05-31 | Needle roller assembly device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07328878A JPH07328878A (en) | 1995-12-19 |
| JP2973274B2 true JP2973274B2 (en) | 1999-11-08 |
Family
ID=15316838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6142502A Expired - Lifetime JP2973274B2 (en) | 1994-05-31 | 1994-05-31 | Needle roller assembly device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2973274B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108136553A (en) * | 2015-10-01 | 2018-06-08 | Ntn株式会社 | The assembling device of ball-screw and the assemble method of ball-screw |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100421118B1 (en) * | 2001-11-22 | 2004-03-02 | 박용기 | bearing retainer and manufacturing apparatus thereof |
| CN102359502B (en) * | 2011-08-24 | 2015-01-21 | 安徽中鼎橡塑制品有限公司 | Plastic bearing ball automatic assembly machine |
| CN102359503A (en) * | 2011-08-30 | 2012-02-22 | 苏州轴承厂有限公司 | Double-headed needle assembling machine for large dimension thrust bearing |
| CN102619886B (en) * | 2012-03-27 | 2013-10-30 | 常州克劳诺斯特种轴承制造有限公司 | Automatic assembly machine for cylinder type short cylindrical roller bearings |
| CN103388630B (en) * | 2012-05-11 | 2016-06-15 | 万向钱潮股份有限公司 | Needle bearing assembles equipment automatically |
| CN102705386B (en) * | 2012-06-19 | 2013-12-25 | 常州东风轴承有限公司 | Needle roller press-mounting machine |
| CN103231244B (en) * | 2013-04-26 | 2015-10-07 | 吴江市博众精工科技有限公司 | A kind of automatic aligning component-mounting machine |
| CN106369067B (en) * | 2016-10-18 | 2018-11-02 | 江苏持华轴承有限公司 | Bearing retainer steel ball fitting machine |
| CN109322928B (en) * | 2018-09-10 | 2019-11-26 | 丽水学院 | A kind of four raceway line slideway auxiliary ball automatic installation apparatus |
| CN112096748A (en) * | 2020-10-08 | 2020-12-18 | 济南易恒技术有限公司 | Angular contact ball bearing ball distributing method and ball distributing device |
| CN112855785A (en) * | 2021-03-27 | 2021-05-28 | 成立强 | Mechanism for positioning inner ring and assembling roller pin and inner ring and positioning and assembling method of roller pin and inner ring |
| CN114321193B (en) * | 2021-12-28 | 2022-09-27 | 常州市武滚轴承有限公司 | Needle bearing assembly and greasing integrated machine |
-
1994
- 1994-05-31 JP JP6142502A patent/JP2973274B2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108136553A (en) * | 2015-10-01 | 2018-06-08 | Ntn株式会社 | The assembling device of ball-screw and the assemble method of ball-screw |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07328878A (en) | 1995-12-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2973274B2 (en) | Needle roller assembly device | |
| JP4063557B2 (en) | Automatic piston assembly device | |
| JPH11151535A (en) | Method and device for forming tube end | |
| US4727738A (en) | Bending apparatus | |
| EP4015421A1 (en) | Transport device and method for operating a transport device | |
| JPS6133719A (en) | Method and device for producing bush with flange | |
| JP2007130656A (en) | Punch press provided with forming die | |
| JP6866045B2 (en) | Processing machine and processing method | |
| JPH08294832A (en) | Cam shaft assembling machine | |
| EP2174732A1 (en) | Can seamer | |
| JP3438222B2 (en) | Camshaft manufacturing equipment | |
| US20210129201A1 (en) | Slew-actuated piercing of radial wall | |
| JPS6341666B2 (en) | ||
| CN215317952U (en) | Bearing device, pre-honing detection system and honing production line | |
| JP2641371B2 (en) | Needle roller assembling method and assembling apparatus | |
| JP6916159B2 (en) | Processing machine and processing method | |
| US10953452B2 (en) | Punch press | |
| JP2008049477A (en) | Piston automatic assembling device | |
| JPS6363537A (en) | Method and device for manufacturing pocket hole of ring | |
| CN217142023U (en) | Spin riveting machine | |
| KR0163614B1 (en) | Deformation device of inner space having outside of parts | |
| CN110451242B (en) | Circular turntable mechanism for turnover micro needle | |
| CN107639421A (en) | A kind of discharge process equipment and its processing technology | |
| KR20190007618A (en) | Ring-mill apparatus capable of continuation manufacturing of ring member | |
| JP4178305B2 (en) | Automatic conveying sphere grinding machine |