JPH0890445A - Bearing member press fitting device - Google Patents
Bearing member press fitting deviceInfo
- Publication number
- JPH0890445A JPH0890445A JP23326494A JP23326494A JPH0890445A JP H0890445 A JPH0890445 A JP H0890445A JP 23326494 A JP23326494 A JP 23326494A JP 23326494 A JP23326494 A JP 23326494A JP H0890445 A JPH0890445 A JP H0890445A
- Authority
- JP
- Japan
- Prior art keywords
- bearing member
- hole
- press
- fitted
- cylindrical body
- 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
Landscapes
- Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
- Mounting Of Bearings Or Others (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】本発明は、ケーシングなどの支持
体に形成される貫通穴に円筒状の軸受部材を圧入する軸
受部材圧入装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bearing member press-fitting device for press-fitting a cylindrical bearing member into a through hole formed in a support such as a casing.
【0002】[0002]
【従来の技術】図2は一般的な電磁ブレーキの構成を示
す正面図である。図2に示す電磁ブレーキでは、電気信
号に応じて吸引部1が作動すると、この吸引部1により
押下げロッド2が押し下げられるとともに、レバー3、
4を介して一対の主レバー5が押し広げられる。その結
果、この一対の主レバー5にそれぞれ設けられる一対の
制動シュー6がドラム7の外周面から離隔し、このドラ
ム7の制動状態が解除される。その後、前記の吸引部1
の作動停止により押下げロッド2およびレバー3、4を
介して主レバー5を押し開く状態が解除されると、制動
ばね8の付勢により主レバー5が閉じて一対の制動シュ
ー6がドラム7の外周面に当接し、その結果、このドラ
ム7が制動される。なお、前記の吸引部1に設けられる
一対の腕部9とレバー3、4とはピン10を介して回転
可能に結合されており、前記のレバー3、4には図示し
ない貫通穴が形成され、この貫通穴に、ピン10が挿通
される図示しない軸受部材が圧入されている。2. Description of the Related Art FIG. 2 is a front view showing the structure of a general electromagnetic brake. In the electromagnetic brake shown in FIG. 2, when the suction unit 1 operates in response to an electric signal, the suction unit 1 pushes down the push-down rod 2 and the lever 3,
The pair of main levers 5 are pushed apart by way of 4. As a result, the pair of braking shoes 6 respectively provided on the pair of main levers 5 are separated from the outer peripheral surface of the drum 7, and the braking state of the drum 7 is released. Then, the suction unit 1
When the state in which the main lever 5 is pushed open via the push-down rod 2 and the levers 3 and 4 is released due to the stop of the operation of the, the main lever 5 is closed by the urging of the braking spring 8 and the pair of braking shoes 6 are moved to the drum 7. Abutting against the outer peripheral surface of the drum 7, and as a result, the drum 7 is braked. The pair of arms 9 provided in the suction part 1 and the levers 3 and 4 are rotatably coupled via a pin 10, and the levers 3 and 4 have through holes (not shown) formed therein. A bearing member (not shown) into which the pin 10 is inserted is press-fitted into the through hole.
【0003】従来、前記のレバー3、4などの貫通穴に
圧入される軸受部材を交換する際、まず既設の軸受部材
を貫通穴から抜き出した後、新設の軸受部材を貫通穴に
圧入する方法が用いられていた。そして、例えば特開平
4−141378号公報に記載されているように、軸受
部材を貫通穴に沿って案内する案内部材をまず圧入した
後、軸受部材を圧入する軸受部材圧入装置が提案されて
いる。Conventionally, when replacing a bearing member press-fitted into a through hole such as the lever 3 or 4, the existing bearing member is first extracted from the through hole, and then a new bearing member is press-fitted into the through hole. Was used. Then, for example, as described in Japanese Patent Application Laid-Open No. 4-141378, a bearing member press-fitting device has been proposed in which a guide member for guiding the bearing member along the through hole is first press-fitted and then the bearing member is press-fitted. .
【0004】[0004]
【発明が解決しようとする課題】ところで、上述した従
来の軸受部材圧入装置では、まず既設の軸受部材を貫通
穴から抜き出す工程と、案内部材を貫通穴に圧入する工
程と、その後、新設の軸受部材を貫通穴に圧入する工程
とが必要であることから、かなりの手間や時間がかかり
作業効率の向上が要望されていた。By the way, in the above-mentioned conventional bearing member press-fitting device, the step of first extracting the existing bearing member from the through hole, the step of press-fitting the guide member into the through hole, and then the newly installed bearing Since a step of press-fitting the member into the through hole is required, considerable labor and time are required, and improvement in work efficiency has been demanded.
【0005】本発明はこのような従来技術における実情
に鑑みてなされたもので、その目的は、既設の軸受部材
を貫通穴から抜き出す工程と、新設の軸受部材を貫通穴
に圧入する工程とを同時に行なうことのできる軸受部材
圧入装置を提供することにある。The present invention has been made in view of the actual situation in the prior art as described above, and its purpose is to extract the existing bearing member from the through hole and press the new bearing member into the through hole. It is an object of the present invention to provide a bearing member press-fitting device that can be simultaneously performed.
【0006】[0006]
【課題を解決するための手段】この目的を達成するため
本発明は、回転軸を支持する支持体の貫通穴に、前記回
転軸が挿通される円筒状の軸受部材を圧入する軸受部材
圧入装置において、前記貫通穴に嵌入された既設の軸受
部材、およびこの既設の軸受部材に対応する新設の軸受
部材の両方を保持する保持体と、この保持体を前記貫通
穴の軸方向に駆動する駆動体とを備えた構成にしてあ
る。In order to achieve this object, the present invention provides a bearing member press-fitting device for press-fitting a cylindrical bearing member into which a rotary shaft is inserted into a through hole of a support body that supports the rotary shaft. In, a holder for holding both the existing bearing member fitted in the through hole and a new bearing member corresponding to the existing bearing member, and a drive for driving the holder in the axial direction of the through hole. It has a structure including a body.
【0007】[0007]
【作用】本発明は上記のように構成したので、支持体の
貫通穴に嵌入された既設の軸受部材、および新設の軸受
部材の両方を保持体により保持した後、この保持体を駆
動体により前記の貫通穴の軸方向に駆動し、既設の軸受
部材を貫通穴から抜き出すとともに新設の軸受部材を貫
通穴に圧入する。これによって、既設の軸受部材が貫通
穴から抜き出す工程と、新設の軸受部材を貫通穴に圧入
する工程とを同時に行なうことができる。Since the present invention is configured as described above, after holding both the existing bearing member and the new bearing member fitted in the through holes of the supporting body by the holding body, the holding body is held by the driving body. By driving in the axial direction of the through hole, the existing bearing member is extracted from the through hole and the new bearing member is press-fitted into the through hole. This makes it possible to simultaneously perform the step of extracting the existing bearing member from the through hole and the step of press-fitting the new bearing member into the through hole.
【0008】[0008]
【実施例】以下、本発明の軸受部材圧入装置の実施例を
図に基づいて説明する。図1は本発明の軸受部材圧入装
置の一実施例を示す断面図である。なお、図1において
前述した図2に示すものと同等のものには同一符号を付
してある。すなわち、3はレバーである。Embodiments of the bearing member press-fitting device of the present invention will be described below with reference to the drawings. FIG. 1 is a sectional view showing an embodiment of a bearing member press-fitting device of the present invention. In FIG. 1, the same parts as those shown in FIG. 2 described above are designated by the same reference numerals. That is, 3 is a lever.
【0009】図1に示す本実施例の軸受部材圧入装置
は、支持体、例えばレバー3の貫通穴11に嵌入された
既設の軸受部材12、およびこの既設の軸受部材12に
対応する新設の軸受部材13の両方を保持する保持体、
例えば円筒体14と、この円筒体14を貫通穴11の軸
方向に駆動する駆動体15とからなっている。The bearing member press-fitting device of the present embodiment shown in FIG. 1 includes a support body, for example, an existing bearing member 12 fitted in a through hole 11 of a lever 3, and a new bearing corresponding to the existing bearing member 12. A holder that holds both of the members 13,
For example, it is composed of a cylindrical body 14 and a driving body 15 that drives the cylindrical body 14 in the axial direction of the through hole 11.
【0010】上述した円筒体14は、一端側が既設の軸
受部材12に嵌入されるとともに他端側が新設の軸受部
材13が嵌入されている。また、この円筒体14は長手
方向の中間部より外周へ突出し、貫通穴11に嵌合する
つば部14aを有し、このつば部14aの両側端に、既
設の軸受部材12および新設の軸受部材13の各一端が
当接する。One end side of the above-mentioned cylindrical body 14 is fitted into the existing bearing member 12, and the other end side is fitted with the new bearing member 13. Further, the cylindrical body 14 has a flange portion 14a protruding from the middle portion in the longitudinal direction to the outer periphery and fitted into the through hole 11, and the existing bearing member 12 and the new bearing member are provided at both side ends of the flange portion 14a. Each one end of 13 abuts.
【0011】上述した駆動体15は、ボルト17、ナッ
ト18および作動体19とから構成されており、ボルト
17は、円筒体14を挿通するねじ部17a、および円
筒体14の一端をリング体16を介して押圧する頭部1
7bからなり、作動体19は、ねじ部17aが挿通さ
れ、ナット18により押圧される基部19a、およびね
じ部17aに沿って延設され、先端がレバー3の一方の
面に当接する一対の脚部19bからなっている。The above-mentioned driving body 15 is composed of a bolt 17, a nut 18 and an operating body 19. The bolt 17 has a threaded portion 17a for inserting the cylindrical body 14 and one end of the cylindrical body 14 into a ring body 16. Head 1 pressed through
7b, the actuating body 19 has a base portion 19a into which the screw portion 17a is inserted and is pressed by the nut 18, and a pair of legs extending along the screw portion 17a, the tips of which come into contact with one surface of the lever 3. It is composed of a part 19b.
【0012】この実施例にあっては、あらかじめ新設の
軸受部材13に円筒体14の一端側を嵌入して、この円
筒体14の他端側を、レバー3の貫通穴11に既に圧入
されている既設の軸受部材12に係合した後、リング体
16および前記の円筒体14にボルト17のねじ部17
aを挿通し、このねじ部17aの先端側をレバー3の一
方の面3a(図1の右側の面)から突出させる。次い
で、このねじ部17aの先端側を作動体19の基部19
aに挿通させ、一対の脚部19bをねじ部17aに沿っ
て延設し、脚部19bの各先端をレバー3の一方の面3
aに当接させた後、ねじ部17aの先端側にナット18
を螺合させ、このナット18を締め込むことにより、ボ
ルト17の頭部17bがリング体16を介して円筒体1
4の一端を貫通穴11の軸方向に押圧し、この円筒体1
4と既設の軸受部材12および新設の軸受部材13とが
図1の矢印で示す右方向に駆動され、これによって、既
設の軸受部材12が貫通穴11から抜き出されるととも
に新設の軸受部材13が貫通穴11に圧入される。In this embodiment, one end side of the cylindrical body 14 is previously fitted into the new bearing member 13, and the other end side of the cylindrical body 14 is already press-fitted into the through hole 11 of the lever 3. After being engaged with the existing bearing member 12 that is present, the threaded portion 17 of the bolt 17 is attached to the ring body 16 and the cylindrical body 14.
a is inserted, and the tip end side of the threaded portion 17a is projected from one surface 3a (the right surface in FIG. 1) of the lever 3. Then, the front end side of the screw portion 17a is connected to the base portion 19 of the operating body 19.
a pair of legs 19b are extended along the threaded portion 17a, and each tip of the legs 19b is attached to one surface 3 of the lever 3.
a, the nut 18 is attached to the tip side of the threaded portion 17a.
By screwing together and tightening the nut 18, the head portion 17 b of the bolt 17 is inserted through the ring body 16 into the cylindrical body 1.
4 is pressed in the axial direction of the through hole 11 so that the cylindrical body 1
4 and the existing bearing member 12 and the new bearing member 13 are driven rightward as shown by the arrow in FIG. 1, whereby the existing bearing member 12 is extracted from the through hole 11 and the new bearing member 13 is removed. It is pressed into the through hole 11.
【0013】次いで、リング体16がレバー3の他方の
面3b(図1の左側の面)に当接したとき、ナット18
を締め込む動作を停止し、次いで、このナット18を緩
めてねじ部17aから取外すとともに作動体19も取外
した後、円筒体14および既設の軸受部材12を図1の
右側へ抜き出し、ボルト17を図1の左側へ抜き出す。
次いで、円筒体14から既設の軸受部材12を抜き取
り、一連の作業を終了するようになっている。Next, when the ring body 16 contacts the other surface 3b of the lever 3 (the surface on the left side in FIG. 1), the nut 18
Then, the nut 18 is loosened to remove it from the threaded portion 17a, and the actuating body 19 is also removed. Then, the cylindrical body 14 and the existing bearing member 12 are pulled out to the right side in FIG. Extract to the left side of FIG.
Next, the existing bearing member 12 is pulled out from the cylindrical body 14, and a series of work is completed.
【0014】このように構成した実施例では、既設の軸
受部材12を貫通穴11から抜き出す工程と、新設の軸
受部材13を貫通穴11に圧入する工程とを同時に行な
うことができる。また、図1に示すように、既設の軸受
部材12および円筒体14のつば部14aが貫通穴11
に嵌合する状態で、この貫通穴11の軸方向に円筒体1
4が案内されることから、この円筒体14に保持される
新設の軸受部材13を貫通穴11に良好な精度で圧入す
ることができる。In the embodiment thus constructed, the step of extracting the existing bearing member 12 from the through hole 11 and the step of press-fitting the new bearing member 13 into the through hole 11 can be performed simultaneously. Further, as shown in FIG. 1, the existing bearing member 12 and the flange portion 14 a of the cylindrical body 14 are formed in the through hole 11
The cylindrical body 1 in the axial direction of the through hole 11 while being fitted to
Since 4 is guided, the new bearing member 13 held by the cylindrical body 14 can be press-fitted into the through hole 11 with good accuracy.
【0015】[0015]
【発明の効果】本発明は以上のように構成したので、既
設の軸受部材を貫通穴から抜き出す工程と、新設の軸受
部材を貫通穴に圧入する工程とを同時に行なうことがで
き、したがって、手間や時間を少なくできるとともに作
業効率を向上できるという効果がある。Since the present invention is configured as described above, the step of extracting the existing bearing member from the through hole and the step of press-fitting the new bearing member into the through hole can be performed at the same time. This has the effect of reducing working hours and time and improving work efficiency.
【図1】本発明の軸受部材圧入装置の一実施例を示す断
面図である。FIG. 1 is a sectional view showing an embodiment of a bearing member press-fitting device of the present invention.
【図2】一般的な電磁ブレーキの構成を示す正面図であ
る。FIG. 2 is a front view showing the configuration of a general electromagnetic brake.
3 レバー(支持体) 11 貫通穴 12 既設の軸受部材 13 新設の軸受部材 14 円筒体(保持体) 14a つば部 15 駆動体 16 リング体 17 ボルト 17a ねじ部 17b 頭部 18 ナット 19 作動体 19a 基部 19b 脚部 3 Lever (support) 11 Through hole 12 Existing bearing member 13 New bearing member 14 Cylindrical body (holding body) 14a Collar part 15 Drive body 16 Ring body 17 Bolt 17a Screw part 17b Head part 18 Nut 19 Actuator 19a Base part 19b leg
Claims (3)
記回転軸が挿通される円筒状の軸受部材を圧入する軸受
部材圧入装置において、前記貫通穴に嵌入された既設の
軸受部材、およびこの既設の軸受部材に対応する新設の
軸受部材の両方を保持する保持体と、この保持体を前記
貫通穴の軸方向に駆動する駆動体とを備えたことを特徴
とする軸受部材圧入装置。1. A bearing member press-fitting device for press-fitting a cylindrical bearing member, through which the rotary shaft is inserted, into a through-hole of a support body that supports the rotary shaft, wherein an existing bearing member is fitted into the through-hole. And a holder for holding both the new bearing member corresponding to the existing bearing member and a driver for driving the holder in the axial direction of the through hole. .
入されるとともに他端側が既設の軸受部材に嵌入される
円筒体から構成し、駆動体を、この円筒体に挿通される
ねじ部、および前記円筒体の一端を押圧する頭部からな
るボルトと、前記ねじ部の先端側に螺合するナットと、
前記ねじ部が挿通されこのナットにより押圧される基
部、および前記ねじ部に沿って延設され先端が支持体の
一方の面に当接する脚部からなる作動体とから構成した
ことを特徴とする請求項1記載の軸受部材圧入装置。2. The holding body is composed of a cylindrical body whose one end side is fitted in a new bearing member and the other end side is fitted in an existing bearing member, and the driving body is screwed into this cylindrical body. , And a bolt consisting of a head portion that presses one end of the cylindrical body, and a nut that is screwed to the tip side of the screw portion,
It is characterized by comprising a base portion through which the screw portion is inserted and pressed by the nut, and an actuating body formed of a leg portion extending along the screw portion and having a tip end in contact with one surface of the support body. The bearing member press-fitting device according to claim 1.
方向へ突出し、貫通穴に嵌合するつば部を設け、このつ
ば部の両側端に、既設の軸受部材および新設の軸受部材
の各一端が当接するようにしたことを特徴とする請求項
2記載の軸受部材圧入装置。3. A cylindrical body is provided with a collar portion projecting from an intermediate portion of the cylindrical body in an outer peripheral direction and fitted into a through hole, and at both ends of the collar portion, an existing bearing member and a new bearing member are provided. The bearing member press-fitting device according to claim 2, wherein each of the ends is in contact with each other.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP23326494A JPH0890445A (en) | 1994-09-28 | 1994-09-28 | Bearing member press fitting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP23326494A JPH0890445A (en) | 1994-09-28 | 1994-09-28 | Bearing member press fitting device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0890445A true JPH0890445A (en) | 1996-04-09 |
Family
ID=16952364
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP23326494A Pending JPH0890445A (en) | 1994-09-28 | 1994-09-28 | Bearing member press fitting device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0890445A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103317475A (en) * | 2013-06-27 | 2013-09-25 | 开平市盈光机电科技有限公司 | Mechanism for assembling and disassembling bearing of injection molding machine |
CN103341842A (en) * | 2013-06-21 | 2013-10-09 | 无锡雪浪环境科技股份有限公司 | Bearing installing tool for rotary atomizer |
CN104760020A (en) * | 2015-04-13 | 2015-07-08 | 中国航空工业集团公司沈阳飞机设计研究所 | Detachment and installation device for close fit part and detachment and installation method |
CN107263394A (en) * | 2017-07-03 | 2017-10-20 | 始兴县标准微型马达有限公司 | A kind of bearing press-in technique |
-
1994
- 1994-09-28 JP JP23326494A patent/JPH0890445A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103341842A (en) * | 2013-06-21 | 2013-10-09 | 无锡雪浪环境科技股份有限公司 | Bearing installing tool for rotary atomizer |
CN103317475A (en) * | 2013-06-27 | 2013-09-25 | 开平市盈光机电科技有限公司 | Mechanism for assembling and disassembling bearing of injection molding machine |
CN104760020A (en) * | 2015-04-13 | 2015-07-08 | 中国航空工业集团公司沈阳飞机设计研究所 | Detachment and installation device for close fit part and detachment and installation method |
CN107263394A (en) * | 2017-07-03 | 2017-10-20 | 始兴县标准微型马达有限公司 | A kind of bearing press-in technique |
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