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説明
Forged Aluminum Automotive Upper Control Arm: One-Piece C-Shaped Upper Wishbone
The forged aluminum automotive upper control arm is the upper arm of a double-wishbone suspension. It has a one-piece C-shaped (horseshoe) body with bushing seats at both ends that attach to the chassis or subframe, and a ball-joint seat at the top that connects to the knuckle. The C shape lets the arm clear the shock absorber and surrounding parts while keeping span and stiffness between the bushing seats.
Al Forge Tech (AFT) closed-die hot forges the whole C-shaped body, both bushing seats and the ball-joint seat in one operation, with grain flow continuous along the curved body and no welding or assembly. After in-house T6 heat treatment, the bushing bores, ball-joint bore and mounting faces are CNC-machined, and bushing coaxiality and ball-joint position are verified on CMM. Automotive control arms are safety parts, and production is managed under IATF 16949:2016.
主な機能
- C-shaped body, bushing seats and ball-joint seat forged in one piece
- Curved body clears the shock absorber and surrounding parts
- Bushing coaxiality and ball-joint position measured on CMM
- Safety-part production managed under IATF 16949:2016
Forged Aluminum Automotive Upper Control Arm Specifications and Manufacturing Capability
| 商品 | 詳細 |
|---|---|
| 製品カテゴリー | 自動車部品 |
| 申請 | Upper arms for automotive double-wishbone front suspension |
| 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 such as 6082 and 6110 are common for automotive chassis arms, 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 Automotive Upper Control Arm 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
How does a C-shaped upper control arm differ from a V-shaped A-arm?
A V-shaped A-arm has two members meeting at the apex, a direct structure suited to suspensions with ample surrounding space. A C-shaped upper arm connects both bushing seats through one curved body, leaving space in the middle for the shock absorber or drive shaft to pass, and is common in double-wishbone front suspensions. Their shapes and load paths differ, so die and heat-treatment planning is adjusted accordingly.
Does the forging process for an upper control arm involve casting?
No. AFT’s process starts from aluminum bar or extruded stock, which is heated and forged directly in a closed die, then heat treated and CNC-machined, with no melting or casting step. Because the material stays solid while it is formed, the forging keeps a dense structure and continuous grain flow, which is why forged control arms outperform cast ones in strength.
How do you keep the Forged Aluminum Automotive Upper Control Arm 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 Automotive Upper Control Arm stable across lots.
Is heat treatment for the Forged Aluminum Automotive Upper Control Arm 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 Automotive Upper Control Arm 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 are MOQ and lead time for the Forged Aluminum Automotive Upper Control Arm determined?
MOQ and lead time depend on part size, number of die sets, alloy and machining scope, and are confirmed in the quotation after drawing review. The typical sequence is die development, forged samples, sample approval and then mass production. Sharing your annual volume and call-off schedule helps us plan dies and capacity for the Forged Aluminum Automotive Upper Control Arm.
Request a Quote for the Forged Aluminum Automotive Upper Control Arm
Developing a new Forged Aluminum Automotive Upper Control Arm 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。 自動車部品 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。.
