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説明
Forged Aluminum Steering Knuckle (Three-Wheeler): Front Wheel Knuckle
This forged aluminum steering knuckle is the front-wheel knuckle of a three-wheeled motor vehicle. A central hub-bearing seat is surrounded by lower control arm and upper control arm pickup points, a steering tie-rod arm and brake caliper mounting ears, with an upright leading to the upper control arm. The knuckle ties together wheel, suspension and steering, carrying steering, braking and vertical loads at the same time.
With many branches and large section changes, the knuckle needs careful die planning. Al Forge Tech (AFT) plans blocker and finisher dies, closed-die hot forges the part to fill every arm with continuous grain flow, and applies in-house T6 heat treatment for strength. Multiple faces and holes are machined on 4.5-axis CNC machining centers to reduce re-clamping error, and hole relationships are confirmed on CMM.
主な機能
- Multi-branch shape closed-die hot forged with continuous grain flow
- Integrates bearing seat, arm pickups, steering arm and caliper ears
- 4.5-axis CNC multi-face machining reduces re-clamping error
- Hole positions and relative angles verified on CMM
Forged Aluminum Steering Knuckle (Three-Wheeler) Specifications and Manufacturing Capability
| 商品 | 詳細 |
|---|---|
| 製品カテゴリー | 特殊車両部品 |
| 申請 | Three-wheeled motor vehicle front steering, powersport vehicle knuckles |
| 主なプロセス | 閉型熱間鍛造（熱間鍛造プレス：600T～8,000T） |
| 素材 | Per customer specification; 6xxx alloys common for chassis and suspension parts (e.g. 6061, 6082, 6110), 7xxx evaluated for higher strength |
| 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 | Zeiss CMM (4 units), hardness testers, spectrometer, fluorescent penetrant line; tensile and fatigue testing available |
| 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 Steering Knuckle (Three-Wheeler) 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 makes a multi-branch part like a knuckle difficult to forge?
The bearing seat has a thick section while the mounting arms are long and slender, so material must fill both at once. Poor distribution causes underfill at arm tips or laps where branches meet. AFT plans billet and preform shapes with QForm simulation, typically uses blocker and finisher die sets, and refines the dies based on experience so simulation and practice verify each other.
How is positional accuracy maintained across the knuckle’s holes?
The bearing bore, arm pickups, tie-rod hole and caliper mounting holes lie on different faces. AFT uses 4.5-axis CNC machining centers to reduce the number of setups so most features share one datum, with dedicated fixtures for location. Position and relative angles of each hole are then measured on Zeiss CMM.
Can you assess forging feasibility while the Forged Aluminum Steering Knuckle (Three-Wheeler) is still in design?
はい。Al Forge Techは主にOEMサプライヤーとして活動しており、エンジニアはコンセプトまたは図面段階で設計適合性評価(DFM)のフィードバックを提供できます。これには、薄い肋骨の調整、急な断面変更、およびラップやアンダーフィルを回避するために設計された角度の調整などが含まれます。QFormシミュレーションは金属流動を早期に予測し、その結果は当社による金型設計経験と比較されます。.
Is heat treatment for the Forged Aluminum Steering Knuckle (Three-Wheeler) 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 Steering Knuckle (Three-Wheeler) 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 Steering Knuckle (Three-Wheeler) 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 Steering Knuckle (Three-Wheeler) stable across lots.
Request a Quote for the Forged Aluminum Steering Knuckle (Three-Wheeler)
Developing a new Forged Aluminum Steering Knuckle (Three-Wheeler) 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。 特殊車両部品 そして私たちの 自動車用アルミニウム鍛造用途, 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。.
