Drive Shaft Knob-1
説明
Forged Aluminum Drive Shaft Yoke: 3D Forged Yoke for 4WD Drivelines
The forged aluminum drive shaft yoke is the fork-shaped joint on a four-wheel-drive (4WD) propeller shaft, 3D hot forged by Al Forge Tech (AFT). Two symmetrical ears at the top carry the universal-joint cross, while the cylindrical body below joins the shaft tube. Ears and body are forged in one piece to carry the torsional and bending loads of the driveline.
A drive shaft yoke sees repeated torque and shock in service, and the root of each ear is a stress concentration. 3D forging distributes grain flow continuously along the ears and body and is less prone to the internal porosity found in castings. AFT completes heat treatment and CNC machining of the ear bearing bores, body diameters and faces, and verifies the coaxiality of the two ear bores on CMM.
主な機能
- 3D forged with continuous grain flow through ears and body
- Designed for 4WD propeller shaft systems
- Ear bearing bores and body fits CNC-finished
- Ear bore coaxiality and position checked on CMM
Forged Aluminum Drive Shaft Yoke Specifications and Manufacturing Capability
| 商品 | 詳細 |
|---|---|
| 製品カテゴリー | アルミ鍛造工業用金物 |
| 申請 | 4WD vehicle propeller shafts, universal-joint connections |
| 主なプロセス | 閉型熱間鍛造（熱間鍛造プレス：600T～8,000T） |
| 素材 | お客様の仕様に合わせて選択可能。2xxx、5xxx、6xxx、7xxx シリーズのアルミニウム合金（例：2014、6061、6082、7075） |
| 熱処理 | 合金および強度要件による社内T4処理（8ユニット）およびT6人工老化（7ユニット） |
| 二次加工 | CNC加工（52台の加工センター、30台の旋盤）、バリ取り、振動仕上げ |
| 表面仕上げ | 必要に応じて、陽極酸化（硬陽極酸化を含む）、ショットブラスト、電子コーティングまたは塗装 |
| 検査 | ザイツCMM（4台）、硬度計、分光計、蛍光透過検査ライン |
| 寸法と公差 | 顧客ごとに2D/3D図面 |
| 品質システム | IATF 16949:2016、ISO 14001:2015 |
Forged Aluminum Drive Shaft Yoke Manufacturing Process
- ドローイングレビューとDFM合金、荷重方向、重要な寸法を確認し、その後 QForm シミュレーションを実行して金属流動と欠陥リスクを予測します。.
- デザインと製造ダイセットの数（例えば、ブロッカーダイとファイニッシャーダイ）は部品の複雑さに合わせて計画されており、ダイの形状は携帯型3Dスキャナーで確認されます。.
- 熱間鍛造600T～8,000Tの熱間鍛造プレスでの閉型成形により、部品の形状に沿った連続した粒状流が生成されます。.
- 熱処理T4溶液処理とT6人工老化は社内で実施され、合金および強度要件によって設定されたパラメータが使用されます。.
- CNC加工 そして仕上げ穴、スレッド、接合面は機械加工され、その後、必要に応じてバリ取り、振動仕上げ、ショットブラスト、または陽極酸化が行われます。.
- 検査と発送寸法、硬度、化学組成はCMM、硬度計、分光計を用いて確認され、ロットのトレーサビリティはIATF 16949に従って管理されています。.
よくある質問
What is 3D forging, and why does it suit a drive shaft yoke?
3D forging is closed-die forging in which three-dimensional dies form a complex shape in several directions at once, producing ears, body and transition radii in one operation. Because the yoke ear roots carry torsion and bending, continuous grain flow along the contour gives a more even strength distribution, and the near-net shape reduces subsequent machining.
How is coaxiality of the two ear bores ensured?
The ear bores are usually machined in a single CNC setup after heat treatment, so both bores share one datum and avoid errors from separate operations. Twelve of AFT’s 52 CNC machining centers are 4.5-axis, suited to multi-face work, and coaxiality and position are measured on Zeiss CMM with inspection records retained.
How does a forged aluminum Forged Aluminum Drive Shaft Yoke compare with casting or machining from billet?
Forging shapes aluminum in the solid state under pressure, so the grain flow follows the part contour and the porosity and shrinkage common in castings are avoided. Compared with machining from solid billet, a near-net-shape forging removes less material and shortens machining time. For a Forged Aluminum Drive Shaft Yoke under repeated loads, forging balances strength and weight; the final choice still depends on design loads and volume.
Is heat treatment for the Forged Aluminum Drive Shaft Yoke done in-house?
Yes. Al Forge Tech operates 8 T4 solution treatment units and 7 T6 artificial aging units on site, so the Forged Aluminum Drive Shaft Yoke can be solution treated, quenched and aged in the same facility before machining and inspection. Keeping heat treatment in-house removes inter-plant transport, reduces lead-time risk and keeps lot traceability within one quality system. Parameters are set according to the alloy grade and your specification.
How do you keep the Forged Aluminum Drive Shaft Yoke consistent from lot to lot?
Al Forge Tech runs incoming (IQC), in-process (IPQC) and final (FQC) inspection under IATF 16949:2016, supported by 4 Zeiss CMMs, hardness testers, a spectrometer and a fluorescent penetrant inspection line. First, middle and last pieces of every lot are checked against the die; when wear causes dimensional drift, the die is reworked to keep the Forged Aluminum Drive Shaft Yoke stable across lots.
Request a Quote for the Forged Aluminum Drive Shaft Yoke
Developing a new Forged Aluminum Drive Shaft Yoke or converting an existing part to aluminum forging? Send us your 3D/2D drawings, alloy and temper, annual volume and finishing requirements. Our engineering team will reply with a feasibility review, die plan and quotation.
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類似のパーツを比較するには、閲覧してください。 アルミ鍛造工業用金物 そして私たちの industrial hardware forging applications, または、こちらをご覧ください 会社紹介 当社の設備および認証について。.
