JPH0336454Y2 - - Google Patents
Info
- Publication number
- JPH0336454Y2 JPH0336454Y2 JP3152785U JP3152785U JPH0336454Y2 JP H0336454 Y2 JPH0336454 Y2 JP H0336454Y2 JP 3152785 U JP3152785 U JP 3152785U JP 3152785 U JP3152785 U JP 3152785U JP H0336454 Y2 JPH0336454 Y2 JP H0336454Y2
- Authority
- JP
- Japan
- Prior art keywords
- parts
- parking pole
- cam plate
- thickness
- positioning
- 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
Links
- 238000004080 punching Methods 0.000 description 11
- 238000012545 processing Methods 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 229910000679 solder Inorganic materials 0.000 description 4
- 210000000078 claw Anatomy 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000005219 brazing Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000005242 forging Methods 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 239000011265 semifinished product 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
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/34—Locking or disabling mechanisms
- F16H63/3416—Parking lock mechanisms or brakes in the transmission
-
- 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
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/40—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism comprising signals other than signals for actuating the final output mechanisms
- F16H63/48—Signals to a parking brake or parking lock; Control of parking locks or brakes being part of the transmission
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanical Control Devices (AREA)
Description
【考案の詳細な説明】
《考案の技術分野》
この考案は、プレス成形により得られるオート
マチツクトランスミツシヨン用パーキングポール
に関する。[Detailed Description of the Invention] <<Technical Field of the Invention>> This invention relates to a parking pole for an automatic transmission obtained by press molding.
《従来技術とその問題点》
パーキングポールはオートマチツクトランスミ
ツシヨンに用いられる機構部品の１つであり、セ
レクトレバーをパーキングの位置にした時パーキ
ングギアをロツクする機能をもつている。<Prior Art and Its Problems> A parking pole is one of the mechanical parts used in automatic transmissions, and has the function of locking the parking gear when the select lever is placed in the parking position.
周知のようにミツシヨンケース内は狭小な上に
各部品が錯雑に配置されているため、パーキング
ポールも他部品との干渉を避けるべく複雑な形状
が要求される。 As is well known, the inside of the transmission case is narrow and the parts are arranged in a complicated manner, so the parking pole is also required to have a complicated shape to avoid interference with other parts.
この種の複雑形状の機械部品を作る場合に、従
来は、鋳造や熱間鍛造により部品の粗形を作り、
その後に切削加工を行つていた。 When making this kind of mechanical parts with complex shapes, conventionally the parts were roughly shaped by casting or hot forging.
After that, the cutting process was carried out.
しかしながら、これら鋳造品や鍛造品はそれ自
体が高価であると同時に、二次加工を施さなけれ
ばならないために、全体的に高価である。 However, these cast and forged products are not only expensive in themselves, but also require secondary processing, making them expensive overall.
これに対し、パーキングポールをプレス成形体
で置き換えることが提案されている。 In response, it has been proposed to replace the parking pole with a press-molded body.
これは、従来の鋳造品や鍛造品に替えてプレス
打抜成形によつて部品の外形を形成すると同時
に、軸孔や他部品との接触面の加工も行おうとす
るものである。周知のように精密打抜加工では、
二次加工を施さなくても十分な加工精度が得られ
る。 This is an attempt to form the outer shape of the part by press punching instead of the conventional casting or forging, and at the same time to process the shaft hole and the contact surface with other parts. As is well known, in precision punching,
Sufficient processing accuracy can be obtained without performing secondary processing.
しかし、打抜加工による部品では材料の板厚に
限界があり、また、板厚を厚くすればするほど、
軸孔の周縁等から外形までのサン巾を大きくとら
なければならず、パーキングポールに要求される
機械的強度から大形化せざるを得なかつた。 However, for parts made by punching, there is a limit to the thickness of the material, and the thicker the plate, the more
The width from the periphery of the shaft hole to the outer shape had to be increased, and the parking pole had to be larger due to the mechanical strength required.
《考案の目的》
この考案は、精密打抜加工によつてパーキング
ポールを従来の鋳造品や鍛造品の立体形状に匹敵
する形状に形成でき、かつ、安価で、二次加工を
施さなくても十分に精度の高いパーキングポール
を得られることを目的とする。《Purpose of the invention》 This invention allows the parking pole to be formed into a shape comparable to the three-dimensional shape of conventional cast or forged products through precision punching, is inexpensive, and does not require secondary processing. The purpose is to obtain a parking pole with sufficiently high precision.
《考案の構成》
前記目的を達成するために、この考案は、得よ
うとするカム板部分の厚みに対し他の部分の厚み
が厚いパーキングポールであつて、前記カム板の
厚みの水平面を分割線として厚み方向に２分割
し、各分割された部片を夫々打抜成形してなり、
各部片の一方に少なくとも一対の位置決め孔と、
他方に位置決め用突起を形成するとともに、前記
両部片のうち、一方にカム板を一体成形し、前記
突起及び位置決め孔を介して両者を接合し、かつ
接合面を固着することで１個のパーキングポール
を形成するようにしたことを特徴とする。<<Structure of the invention>> In order to achieve the above object, this invention provides a parking pole in which other parts are thicker than the desired thickness of the cam plate, and the horizontal plane of the thickness of the cam plate is divided. It is divided into two parts in the thickness direction as a wire, and each divided part is stamped and formed.
at least one pair of locating holes in one of each piece;
A positioning protrusion is formed on the other part, a cam plate is integrally molded on one of the two parts, and the two parts are joined through the protrusion and the positioning hole, and the joined surfaces are fixed, thereby forming a single piece. It is characterized by forming a parking pole.
《実施例の説明》
第１図はこの考案に係る車両用のオートマチツ
クトランスミツシヨンの構成部品の一つであるパ
ーキングポールの分解斜視図、第２図は同組立状
態を示す斜視図、第３図は第２図の−線断面
図である。<<Description of Embodiments>> Fig. 1 is an exploded perspective view of a parking pole, which is one of the components of the automatic transmission for a vehicle according to this invention, and Fig. 2 is a perspective view showing the assembled state. FIG. 3 is a sectional view taken along the - line in FIG. 2.
図において、パーキングポール１はそれぞれ精
密打抜加工によつてプレス成形された上部片２
と、下部片３の組合せからなつている。 In the figure, each parking pole 1 has an upper piece 2 that is press-formed by precision punching.
and a lower piece 3.
各部片２，３は、得ようとするパーキングポー
ル１の段部を水平な等高線で分割し、この分割区
分毎の外形に打抜成形したものである。 Each of the pieces 2 and 3 is obtained by dividing the step part of the parking pole 1 to be obtained by horizontal contour lines, and punching and forming the outer shape of each division.
上部片２の一端には軸孔２ａが形成され、また
他端一側部には図示しないギアに係合する爪２ｂ
が形成されている。 A shaft hole 2a is formed at one end of the upper piece 2, and a claw 2b that engages with a gear (not shown) is formed at one side of the other end.
is formed.
また下部片３は上部片２とほぼ相似形の部分を
有し、その一端に軸孔３ａを、他端一側部に爪３
ｂを一体に形成しているとともに、下部延長端に
カム板３ｃを一体に成形したものである。 In addition, the lower piece 3 has a part that is almost similar in shape to the upper piece 2, and has a shaft hole 3a at one end and a claw 3 at one side of the other end.
b is integrally formed, and a cam plate 3c is integrally formed at the lower extension end.
そして、上部片２には２ケ所の位置決め孔４が
打抜き成形により形成されている。各位置決め孔
４に対向して下部片３の上面には２ケ所の位置決
め用突起５が突設されており、２対の位置決め孔
と突起を形成している。各位置決め用突起５は半
抜き加工により成形されたもので、下端にはその
半抜き加工による盲孔５ａが形成されている。位
置決め用突起５の両側部は切欠かれており、小判
形形状をなしている。 Two positioning holes 4 are formed in the upper piece 2 by punching. Two positioning protrusions 5 are protruded from the upper surface of the lower piece 3 facing each positioning hole 4, forming two pairs of positioning holes and protrusions. Each positioning protrusion 5 is formed by half punching, and a blind hole 5a is formed at the lower end by half punching. Both sides of the positioning protrusion 5 are notched and have an oval shape.
各部片２，３の厚みｔは精密打抜加工の加工限
界内の厚みであり、しかも要求される機械的強度
および他の機械部品との干渉を考慮して設計さ
れ、また、各部片２，３の軸孔２ａ，３ａの内径
とその周縁部に要求されるサン巾によつて決定さ
れる。 The thickness t of each piece 2, 3 is within the processing limit of precision punching, and is designed taking into account the required mechanical strength and interference with other machine parts. It is determined by the inner diameter of the shaft holes 2a, 3a of No. 3 and the width required for the peripheral edge thereof.
以上のように構成された各部片２，３の位置決
め用突起５と位置決め孔４とを嵌合すれば、第２
図、第３図に示すごとく、それぞれの軸孔２ａ，
３ａおよび爪２ｂ，３ｂが一致した状態で、本体
部分側の外形が全く等しく、厚みが2tであり、他
端側のカム板３ｃ部分の厚みがｔの半製品を得ら
れる。 If the positioning protrusions 5 and positioning holes 4 of each of the pieces 2 and 3 configured as described above are fitted, the second
As shown in Fig. 3, each shaft hole 2a,
3a and the claws 2b, 3b are aligned, a semi-finished product can be obtained in which the outer shape of the main body side is exactly the same and the thickness is 2t, and the thickness of the cam plate 3c part on the other end side is t.
この状態で、第２図に示すように位置決め孔４
と位置決め用突起５との間には隙間６が形成され
ている。この隙間６を利用し、位置決め孔４内に
銅ロウ、真鍮ロウ等の金属ロウを詰め込み、ブレ
ージング炉に入れれば、ロウは溶融し、隙間６よ
り第３図中矢印に示すごとく各部片２，３の接合
面に沿つて毛管現象により流れ、両接合面間を完
全に固着する。 In this state, as shown in FIG.
A gap 6 is formed between the positioning protrusion 5 and the positioning protrusion 5. Utilizing this gap 6, fill metal solder such as copper solder or brass solder into the positioning hole 4 and put it into a brazing furnace, the solder will melt and the parts 2, It flows along the bonding surfaces of No. 3 by capillary action, completely fixing the two bonding surfaces.
第４図はパーキングポール１を軸２０に軸支し
てパーキングギア１０に組付け、爪２ｂ，３ｂを
パーキングギア１０に係合した状態を示すもので
ある。 FIG. 4 shows a state in which the parking pole 1 is pivotally supported on the shaft 20 and assembled to the parking gear 10, and the pawls 2b and 3b are engaged with the parking gear 10.
なお接合方法としては、ロウ付けの他に電子ビ
ーム溶接、抵抗溶接、アーク溶接等の手段も用い
ることができる。 Note that as a joining method, in addition to brazing, means such as electron beam welding, resistance welding, arc welding, etc. can also be used.
《考案の効果》
以上各実施例で説明したように、この考案で
は、ある一定の打抜限界厚み内のプレス成形品を
接合することで、従来の鋳造品や鍛造品に比べ強
度が劣ることなく高精度な外形の立体形状を備え
たパーキングポールを得ることができる。また、
このパーキングポールは切削または研削などの後
加工を要することがないため、安価に製作でき
る。《Effects of the invention》 As explained in each of the examples above, in this invention, by joining press-formed products within a certain punching limit thickness, the strength is inferior to conventional cast products and forged products. Therefore, it is possible to obtain a parking pole having a three-dimensional external shape with high precision. Also,
This parking pole does not require post-processing such as cutting or grinding, so it can be manufactured at low cost.
第１図はこの考案に係るパーキングポールの分
解斜視図、第２図は同組立状態を示す斜視図、第
３図は第２図の−線断面図、第４図はパーキ
ングポールの取付状態を示す斜視図である。
１……パーキングポール、２……上部片、３…
…下部片、３ｃ……カム板、４……位置決め孔、
５……位置決め用突起。
Fig. 1 is an exploded perspective view of the parking pole according to this invention, Fig. 2 is a perspective view showing the assembled state, Fig. 3 is a sectional view taken along the line - - of Fig. 2, and Fig. 4 shows the parking pole in its installed state. FIG. 1... Parking pole, 2... Upper piece, 3...
...Lower piece, 3c...Cam plate, 4...Positioning hole,
5...Protrusion for positioning.
Claims (1)
の厚みが厚いパーキングポールであつて、前記カ
ム板の厚みの水平面を分割線として厚み方向に２
分割し、各分割された部片を夫々打抜成形してな
り、各部片の一方に少なくとも一対の位置決め孔
と、他方に位置決め用突起を形成するとともに、
前記両部片のうち、一方の部片にカム板を一体成
形し、前記突起及び位置決め孔を介して両者を接
合し、かつ接合面を固着することで１個のパーキ
ングポールを形成するようにしたことを特徴とす
る車両用パーキングポール。 It is a parking pole whose other parts are thicker than the thickness of the cam plate to be obtained, and the horizontal plane of the thickness of the cam plate is used as the dividing line to divide the pole by 2 in the thickness direction.
It is divided into two parts, each of the divided parts is stamped and formed, and at least one pair of positioning holes is formed in one of each part, and a positioning protrusion is formed in the other part,
A cam plate is integrally molded on one of the two parts, the two are joined through the projection and the positioning hole, and the joint surface is fixed to form one parking pole. A parking pole for vehicles that is characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3152785U JPH0336454Y2 (en) | 1985-03-07 | 1985-03-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3152785U JPH0336454Y2 (en) | 1985-03-07 | 1985-03-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61147656U JPS61147656U (en) | 1986-09-11 |
| JPH0336454Y2 true JPH0336454Y2 (en) | 1991-08-01 |
Family
ID=30532222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3152785U Expired JPH0336454Y2 (en) | 1985-03-07 | 1985-03-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0336454Y2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011090614A2 (en) * | 2009-12-30 | 2011-07-28 | Borgwarner Inc. | Stamped laminated stacks for parking pawl, parking gear and parking anchor |
| JP2019069638A (en) | 2017-10-05 | 2019-05-09 | トヨタ自動車株式会社 | Parking lock mechanism |
| CN114341531B (en) * | 2019-11-28 | 2024-02-06 | 加特可株式会社 | Parking locking mechanism |
-
1985
- 1985-03-07 JP JP3152785U patent/JPH0336454Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61147656U (en) | 1986-09-11 |
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