JPH0514210Y2 - - Google Patents
Info
- Publication number
- JPH0514210Y2 JPH0514210Y2 JP5139185U JP5139185U JPH0514210Y2 JP H0514210 Y2 JPH0514210 Y2 JP H0514210Y2 JP 5139185 U JP5139185 U JP 5139185U JP 5139185 U JP5139185 U JP 5139185U JP H0514210 Y2 JPH0514210 Y2 JP H0514210Y2
- Authority
- JP
- Japan
- Prior art keywords
- molded body
- ring
- synthetic resin
- resin molded
- magnetic
- 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
- 239000002184 metal Substances 0.000 claims description 33
- 229910052751 metal Inorganic materials 0.000 claims description 33
- 229920003002 synthetic resin Polymers 0.000 claims description 26
- 239000000057 synthetic resin Substances 0.000 claims description 26
- 239000000696 magnetic material Substances 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims 1
- 238000007493 shaping process Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 238000007747 plating Methods 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Description
【考案の詳細な説明】
〔産業上の利用分野〕
この考案は、インパルスリング、更に詳しく
は、自動車ホイールのアンチスキツドブレーキに
用いる回転数センサー用のインパルスリングに関
するものである。[Detailed Description of the Invention] [Industrial Application Field] This invention relates to an impulse ring, and more particularly to an impulse ring for a rotation speed sensor used in an anti-skid brake for automobile wheels.
自動車におけるアンチスキツドブレーキ装置
は、ホイール用軸受のハブユニツト外輪にパルサ
ーを固定し、パルサーの回転を検出器で読取るこ
とによつて左右のホイール回転数を検出し、ブレ
ーキ操作時に左右車輪の制動量を制御し、スピン
を生じさせないようにするものである。
Anti-skid brake systems in automobiles have a pulser fixed to the outer ring of the hub unit of the wheel bearing, and a detector reads the rotation of the pulser to detect the number of rotations of the left and right wheels, and calculates the amount of braking of the left and right wheels when the brake is operated. This is to control the spin and prevent spin from occurring.
ところで、ホイール回転数の検出に使用するパ
ルサーには、耐食性の外周部のパルス発生部分に
精度が要求されるため、従来はこのパルサーの材
料に磁性体のステンレスを用いて歯車状に切削加
工し、これをハブユニツトに圧入固定するように
した構造が採用されていた。 By the way, the pulser used to detect the wheel rotation speed requires precision in the pulse generation part on the outer periphery of corrosion resistance, so conventionally the pulser was made of magnetic stainless steel and machined into a gear shape. A structure was adopted in which this was press-fitted into the hub unit.
しかし、ステンレスを用いた切削加工品は材料
コスト及び加工コストが高くつき、更に質量が大
きく、自動車の重量を増大させ、材質構造からし
めしろによるハブユニツトベアリング〓間への影
響が大きく、パルサー付と無しの２種類の〓間の
ハブユニツトベアリングを製作する必要があると
いう問題がある。
However, machined products using stainless steel have high material and processing costs, are also large in mass, increase the weight of the car, have a large impact on the hub unit bearing due to interference due to the material structure, and are not equipped with a pulser. There is a problem in that it is necessary to manufacture two types of hub unit bearings: 1 and 2.
この考案は上記のような問題を解決するために
なされたものであり、加工コスト及び材料コスト
が低く、軽量でしめしろによるハブユニツトベア
リング〓間への影響を小さくすることができるイ
ンパルスリングを提供するのが目的である。 This idea was made to solve the above problems, and provides an impulse ring that has low processing and material costs, is lightweight, and can reduce the impact of interference on the hub unit bearing. The purpose is to.
上記のような問題点を解決するため、この考案
は、環状側板の内周に環状壁と外周に外側壁を対
設して周囲の断面をコ字形に形成し、側板部分に
透孔が設けられた金属リングと、前記金属リング
の周囲部分に一体成形した合成樹脂成形体とで構
成され、合成樹脂成形体は透孔を埋める部分で金
属リングと結合一体化され、金属リングの内側環
状壁の内周面を露出させていると共に、合成樹脂
成形体の外周面に円周方向へ一定の間隔で磁性体
部を設けたものである。
In order to solve the above-mentioned problems, this idea consists of an annular wall on the inner periphery of the annular side plate and an outer wall on the outer periphery to form a U-shaped cross section, and a through hole is provided in the side plate. The synthetic resin molded body is integrated with the metal ring at the part that fills the through hole, and the synthetic resin molded body is integrally formed with the metal ring in the part that fills the through hole, and the inner annular wall of the metal ring is The inner circumferential surface of the synthetic resin molded body is exposed, and magnetic material portions are provided at regular intervals in the circumferential direction on the outer circumferential surface of the synthetic resin molded body.
磁性金属リングに合成樹脂成形体を結合一体化
したインパルスリングをハブユニツトの外輪に圧
入固定し、ホイールと共に一体に回転するインパ
ルスリングの外周に設けた磁性体の数を検出器に
より電流で検知し、ホイール回転数を検出してブ
レーキを制御する。
An impulse ring, which is a synthetic resin molded body bonded to a magnetic metal ring, is press-fitted into the outer ring of the hub unit, and a detector detects the number of magnetic bodies provided on the outer periphery of the impulse ring, which rotates together with the wheel, using electric current. Controls the brakes by detecting wheel rotation speed.
以下この考案の実施例を添付図面に基づいて説
明する。
Embodiments of this invention will be described below based on the accompanying drawings.
第３図に示すように、インパルスリング１は、
自動車ホイール用軸受におけるハブユニツト２の
外輪３に圧入固定され、インパルスリング１の外
周面に対応する位置に検出器４を配置し、リング
１の外周面に一定の間隔で設けた磁性体部５を前
記検出器４により過電流で検知してパルスを発生
し、ホイールの回転数検出により、制動時のブレ
ーキを制御するようになつている。 As shown in FIG. 3, the impulse ring 1 is
The sensor 4 is press-fitted into the outer ring 3 of the hub unit 2 in a bearing for an automobile wheel, and the detector 4 is arranged at a position corresponding to the outer circumferential surface of the impulse ring 1. The detector 4 detects an overcurrent and generates a pulse, and by detecting the number of rotations of the wheel, the brakes are controlled during braking.
前記インパルスリング１は第１図と第２図に示
す第１の例の場合、環状側板１１の内周に環状壁
１３と外周に外側壁１２を対設して周囲の断面を
コ字状にプレス成形した磁性金属リング１４と、
この磁性金属リング１４の周囲部分に一体成形し
た合成樹脂成形体１５との組合せによつて構成さ
れ、磁性金属リング１４には鋼板や磁性ステンレ
ス等が使用されている。 In the case of the first example shown in FIGS. 1 and 2, the impulse ring 1 has an annular wall 13 on the inner periphery of an annular side plate 11 and an outer wall 12 on the outer periphery to form a U-shaped cross section. A press-molded magnetic metal ring 14,
It is constructed by combining the magnetic metal ring 14 with a synthetic resin molded body 15 that is integrally molded around the peripheral portion, and the magnetic metal ring 14 is made of a steel plate, magnetic stainless steel, or the like.
上記磁性金属リング１４の環状側板１１に円周
方向へ適当な間隔で透孔１６が設けられ、外側壁
１２は円周方向に一定の間隔で歯１７が並ぶ櫛歯
に成形されている。 Through holes 16 are provided in the annular side plate 11 of the magnetic metal ring 14 at appropriate intervals in the circumferential direction, and the outer wall 12 is formed into a comb-like shape in which teeth 17 are arranged at regular intervals in the circumferential direction.
前記合成樹脂成形体１５は、磁性金属リング１
４の周囲断面形状に一致する断面コ字状に成形さ
れている。 The synthetic resin molded body 15 includes a magnetic metal ring 1
It is formed into a U-shaped cross section that matches the peripheral cross-sectional shape of No. 4.
この合成樹脂成形体１５は、環状側板１１の内
外面を覆い、かつ内側環状壁１３をその内周面が
露出するように覆うと共に、外周は歯１７の外面
と同一面になるように、磁性金属リング１４をイ
ンサートした金型で射出成形される。 This synthetic resin molded body 15 covers the inner and outer surfaces of the annular side plate 11 and covers the inner annular wall 13 so that its inner circumferential surface is exposed. Injection molding is performed using a metal mold into which a metal ring 14 is inserted.
上記合成樹脂成形体１５は透孔１６を埋める部
分において磁性金属リング１４と結合一体化され
ると共に、この成形体１５は磁性金属リング１４
に対する防錆と、磁性体部となる歯１７の精度を
保持して回転時の遠心力で歯１７が変形するのを
防止する役目を果している。 The synthetic resin molded body 15 is integrated with the magnetic metal ring 14 at the portion filling the through hole 16, and the molded body 15 is integrated with the magnetic metal ring 14.
This serves to prevent rust from occurring, and to maintain the accuracy of the teeth 17, which are magnetic parts, to prevent the teeth 17 from deforming due to centrifugal force during rotation.
なお、歯１７の外面を合成樹脂成形体１５から
露出させた場合、歯１７の外面は金属メツキ層に
よる防錆処理を施すようにしておく。 In addition, when the outer surface of the tooth 17 is exposed from the synthetic resin molded body 15, the outer surface of the tooth 17 is subjected to rust prevention treatment with a metal plating layer.
また、合成樹脂成形体１５を断面コ字状に成形
したので、材料の低減と同時に、温度変化による
歯１７への樹脂の影響をなくし、ハブユニツト外
輪３に対する内径のしめしろによる外径への影響
を減ずるという効果がある。 In addition, since the synthetic resin molded body 15 is molded to have a U-shaped cross section, the amount of material used is reduced, and at the same time, the influence of the resin on the teeth 17 due to temperature changes is eliminated, and the influence on the outer diameter due to the interference of the inner diameter with respect to the hub unit outer ring 3 is eliminated. It has the effect of reducing
上記合成樹脂成形体１５の材質は射出成形可能
であれば特に限定されないが、強度と精度を向上
させるため、樹脂内にグラスフアイバーを25〜50
％程度混入するようにしてもよい。 The material of the synthetic resin molded body 15 is not particularly limited as long as it can be injection molded, but in order to improve strength and precision, 25 to 50 glass fibers are added in the resin.
% may be mixed.
次に、第４図に示すインパルスリングの第２の
例は、合成樹脂成形体１５が金属リング１４′の
外側壁１２の外周面に覆うようにしたものであ
り、この場合、外側壁１２は円筒状のままであ
る。 Next, the second example of the impulse ring shown in FIG. It remains cylindrical.
この第２の例においては、合成樹脂成形体１５
の外側壁１２よりも外側を歯車状に成形して歯１
８を円周方向に一定の間隔で並べ、各歯形部又は
外周全面に金属のメツキ層や塗装を施し、磁性体
部とするものであり、金属リング１４′は必ずし
も磁性体でなくてもよい。 In this second example, the synthetic resin molded body 15
The outer side of the outer wall 12 of the tooth 1 is formed into a gear shape.
8 are arranged at regular intervals in the circumferential direction, and each toothed part or the entire outer periphery is coated with a metal plating layer or painted to form a magnetic material part, and the metal ring 14' does not necessarily have to be made of a magnetic material. .
また、第２の例の合成樹脂成形体１５を成形す
る樹脂内に金粉又はフエライトなどの金属粉を混
入し、成形体１５の外周を歯車状に成形すると、
上記金属メツキや塗装処理が不要となる。 Further, if metal powder such as gold powder or ferrite is mixed into the resin used to mold the synthetic resin molded body 15 of the second example, and the outer periphery of the molded body 15 is formed into a gear shape,
The above-mentioned metal plating and painting treatments are no longer necessary.
この考案のインパルスリング１は上記のような
構成であり、第３図に示す如く、自動車ホイール
用軸受におけるハブユニツトの外輪３に圧入して
固定し、外輪３と一体に回転することにより、外
周面の磁性体部を検出器４で検知し、パルスを発
生することにより左右ホイールの回転数を検出
し、アンチスキツドブレーキを制御するものであ
る。 The impulse ring 1 of this invention has the above-mentioned structure, and as shown in FIG. A detector 4 detects the magnetic material portion of the wheel and generates a pulse to detect the number of revolutions of the left and right wheels, thereby controlling the anti-skid brake.
以上のように、この考案によると、上記のよう
な構成であるので、以下に示す効果がある。
As described above, according to this invention, since it has the above-mentioned configuration, it has the following effects.
（） 周囲を断面コ字形に形成した金属リング
と、このリングの周囲部分に一体成形した合成
樹脂成形体とで構成し、合成樹脂成形体の外周
面に一定の間隔で磁性体部を設けたので、加工
コスト及び材料コストの大幅なダウンが可能に
なり、しかも全体の重量が軽く、自動車の軽量
化に寄与できる。() Consisting of a metal ring with a U-shaped periphery and a synthetic resin molded body integrally molded around the ring, magnetic parts are provided at regular intervals on the outer circumferential surface of the synthetic resin molded body. Therefore, processing costs and material costs can be significantly reduced, and the overall weight is also light, contributing to the weight reduction of automobiles.
（） 金属リングと合成樹脂成形体をリングの
環状壁に設けた透孔の部分で結合したので、両
者を強固に結合一体化できる。() Since the metal ring and the synthetic resin molded body are connected through the through hole provided in the annular wall of the ring, the two can be firmly connected and integrated.
（） 金属リング及び合成樹脂成形体を共に断
面コ字状に形成したので、使用材料の低減と共
に、温度変化による外周磁性体部への樹脂影響
を少なくすることができ、パルス発生の精度が
向上する。() Since both the metal ring and the synthetic resin molded body are formed into a U-shaped cross section, it is possible to reduce the amount of materials used and to reduce the influence of resin on the outer magnetic body due to temperature changes, improving the accuracy of pulse generation. do.
（） 金属リング及び合成樹脂成形体を断面コ
字状に形成したので、ハブユニツトの外輪に対
して圧入固定したときの、内径のしめしろによ
る外径への影響を減少させることができる。() Since the metal ring and the synthetic resin molded body are formed to have a U-shaped cross section, it is possible to reduce the influence on the outer diameter due to the interference of the inner diameter when they are press-fitted and fixed to the outer ring of the hub unit.
（） 金属リングの外周面を合成樹脂成形体で
覆つているので、金属リングの防錆が確実に行
なえる。() Since the outer peripheral surface of the metal ring is covered with a synthetic resin molded body, the metal ring can be reliably rust-proofed.
第１図はこの考案に係るインパルスリングの第
１の例を示す斜視図、第２図は同一部切欠正面
図、第３図は同上の使用状態を示す縦断面図、第
４図は第２の例を示す縦断面図である。
１……インパルスリング、５……磁性体部、１
１……環状側板、１２……外側壁、１３……環状
壁、１４……磁性金属リング、１４′……金属リ
ング、１５……合成樹脂成形体、１６……透孔、
１７，１８……歯。
Fig. 1 is a perspective view showing a first example of an impulse ring according to this invention, Fig. 2 is a partially cutaway front view of the same, Fig. 3 is a longitudinal cross-sectional view showing the above in use, and Fig. 4 is a second example of the impulse ring. FIG. 1... Impulse ring, 5... Magnetic body part, 1
DESCRIPTION OF SYMBOLS 1... Annular side plate, 12... Outer wall, 13... Annular wall, 14... Magnetic metal ring, 14'... Metal ring, 15... Synthetic resin molded body, 16... Through hole,
17, 18...teeth.
Claims (1)
設して周囲の断面をコ字形に形成し、側板部分
に透孔が設けられた金属リングと、前記金属リ
ングの周囲部分に一体成形した合成樹脂成形体
とで構成され、合成樹脂成形体は透孔を埋める
部分で金属リングと結合一体化され、金属リン
グの内側環状壁の内周面を露出させていると共
に、合成樹脂成形体の外周面に円周方向へ一定
の間隔で磁性体部が設けられているインパルス
リング。 (2) 金属リングに磁性金属を用い、外周の磁性体
部が、磁性金属リングの外側壁を櫛歯状に形成
し、この櫛歯部分を合成樹脂成形体の外周面に
露出させて形成されている実用新案登録請求の
範囲第(1)項に記載のインパルスリング。 (3) 外周の磁性体部が、合成樹脂成形体の外周を
歯車状に成形し、各歯の先端面に金属膜を設け
て形成されている実用新案登録請求の範囲第(1)
項に記載のインパルスリング。 (4) 外周の磁性体部が、合成樹脂成形体内に金属
粉を混入し、成形体の外周を歯車状に成形する
ことによつて形成されている実用新案登録請求
の範囲第(1)項に記載のインパルスリング。[Claims for Utility Model Registration] (1) A metal ring with an annular side plate, an annular wall on the inner periphery and an outer wall on the outer periphery to form a U-shaped cross section, and a through hole in the side plate. and a synthetic resin molded body integrally molded around the metal ring. An impulse ring is an impulse ring in which magnetic material parts are provided at regular intervals in the circumferential direction on the outer peripheral surface of a synthetic resin molded body. (2) A magnetic metal is used for the metal ring, and the magnetic body part on the outer periphery is formed by forming the outer wall of the magnetic metal ring into a comb-teeth shape, and exposing the comb-teeth part to the outer circumferential surface of the synthetic resin molded body. The impulse ring described in claim (1) of the utility model registration claim. (3) Utility model registration claim No. 1, in which the outer magnetic material portion is formed by molding the outer periphery of a synthetic resin molded body into a gear shape, and providing a metal film on the tip surface of each tooth.
Impulse ring as described in section. (4) Scope of Utility Model Registration Claim (1) in which the magnetic material portion on the outer periphery is formed by mixing metal powder into a synthetic resin molded body and shaping the outer periphery of the molded body into a gear shape. Impulse ring as described in .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5139185U JPH0514210Y2 (en) | 1985-04-04 | 1985-04-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5139185U JPH0514210Y2 (en) | 1985-04-04 | 1985-04-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61167561U JPS61167561U (en) | 1986-10-17 |
| JPH0514210Y2 true JPH0514210Y2 (en) | 1993-04-15 |
Family
ID=30570393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5139185U Expired - Lifetime JPH0514210Y2 (en) | 1985-04-04 | 1985-04-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0514210Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103920798A (en) * | 2014-04-08 | 2014-07-16 | 奇瑞汽车股份有限公司 | ABS (anti-lock braking system) tooth ring and forming method thereof |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8723032D0 (en) * | 1987-10-01 | 1987-11-04 | Timkin Co | Vehicle wheel bearing |
| JP2689465B2 (en) * | 1988-03-17 | 1997-12-10 | 日本精工株式会社 | Bearing unit for wheels |
| JP2696291B2 (en) * | 1992-05-19 | 1998-01-14 | エスケーエフ インダストリー エス．ピー．エー． | Railway axle equipment |
| KR20080104439A (en) * | 2007-05-28 | 2008-12-03 | 성원테크(주) | Automobile abs ton wheel sensor and manufacture method |
-
1985
- 1985-04-04 JP JP5139185U patent/JPH0514210Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103920798A (en) * | 2014-04-08 | 2014-07-16 | 奇瑞汽车股份有限公司 | ABS (anti-lock braking system) tooth ring and forming method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61167561U (en) | 1986-10-17 |
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