Rear Supporting Bracket
描述
Forged Aluminum Rear Supporting Bracket: Snowmobile Rear Suspension Bracket
The forged aluminum rear supporting bracket is a structural bracket in a snowmobile’s rear suspension. It is a truss made of a triangular frame and an extended arm, with an open frame to save weight and mounting bosses at each end that connect to the rear suspension rails, shock absorber and chassis. The bracket is forged in one piece, replacing a multi-part welded assembly.
Snowmobiles run in cold, high-impact conditions, so the rear bracket must carry repeated impacts and torsional loads from the snow surface. Al Forge Tech (AFT) closed-die hot forges the bracket so grain flow runs continuously along the frame members, avoiding the heat-affected weakening at welded joints, and finishes mounting holes and mating faces after in-house T6 heat treatment and CNC machining.
主要功能
- Triangular truss forged in one piece, replacing welded assemblies
- Open-frame design balances rigidity and weight
- All mounting points CNC-machined and CMM-checked
- Suited to cold, high-impact snowmobile rear suspension
Forged Aluminum Rear Supporting Bracket Specifications and Manufacturing Capability
| 商品 | 詳細 |
|---|---|
| 產品類別 | 特殊車輛零配件 |
| 申請 | Snowmobile rear suspension systems, structural brackets for powersport vehicles |
| 主要過程 | 閉式熱鍛造（熱鍛造壓機 600T–8,000T） |
| 材質 | Per customer specification; 6xxx alloys common for chassis and suspension parts (e.g. 6061, 6082, 6110), 7xxx evaluated for higher strength |
| 熱處理 | 根據合金與強度要求而提供的內部 T4 處理方案（8 套）及 T6 人工老化處理方案（7 套） |
| 二次加工 | CNC 加工（52 台加工中心、30 台銑床）、銑削、振動磨削 |
| 表面處理 | 按要求進行陽極氧化（包括硬陽極氧化）、噴射粉碎、電子塗層或塗漆。 |
| 檢查 | 蔡司 CMM（4 臺）、硬度測試儀、分光光譜儀、熒光穿透線；可提供抗拉強度測試和疲勞測試 |
| 尺寸與公差 | 按客戶提供2D/3D圖紙 |
| 品質管理系統 | IATF 16949:2016、ISO 14001:2015 |
Forged Aluminum Rear Supporting Bracket Manufacturing Process
- 繪圖評估與 DFM我們確認合金、載荷方向和關鍵尺寸，然後執行 QForm 模擬，以預測金屬流動和缺陷風險。.
- 設計與製造銑刀組數（例如，阻斷刀和完成刀）視零件的複雜程度而定，銑刀輪廓則使用便攜式3D掃描儀進行檢查。.
- 熱鍛造600T–8,000T 熱鍛造壓 Presses 的閉式成形技術創造出持續的晶粒流，並遵循零件的輪廓。.
- 熱處理T4 溶液處理和 T6 人工老化處理均在廠內進行，參數由合金和強度要求設定。.
- CNC加工 以及完成孔、螺紋和接合面均經過機械加工，然後根據需要進行拋光、振動拋光、噴丸或陽極氧化處理。.
- 檢查與運輸尺寸、硬度及化學成分均通過 CMM、硬度測試儀及分光光度儀進行驗證，且所有批次的產品均遵照 IATF 16949 的標準進行追蹤。.
常見問題
Why replace a welded snowmobile bracket with a forging?
A welded bracket is assembled from several profiles or tubes, and the weld and heat-affected zone are usually weaker than the base metal, making them likely fatigue-crack initiation sites under repeated impact. A forged bracket is a single piece without welded joints, with grain flow continuous along the members. It also eliminates assembly steps and fixtures and makes dimensional consistency easier to hold in production.
How are distortion and hole accuracy controlled on a large frame forging?
Frame forgings can distort during quenching because of uneven sections. AFT balances member sections during die and process design, straightens after heat treatment, and CNC-machines the mounting holes afterward so heat-treatment distortion does not affect hole positions. Hole positions and flatness are then measured on Zeiss CMM.
How does a forged aluminum Forged Aluminum Rear Supporting Bracket 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 Rear Supporting Bracket under repeated loads, forging balances strength and weight; the final choice still depends on design loads and volume.
How do you keep the Forged Aluminum Rear Supporting Bracket 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 Rear Supporting Bracket stable across lots.
How are MOQ and lead time for the Forged Aluminum Rear Supporting Bracket 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 Rear Supporting Bracket.
Request a Quote for the Forged Aluminum Rear Supporting Bracket
Developing a new Forged Aluminum Rear Supporting Bracket 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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若要比較相似的零件，請瀏覽 特殊車輛零配件 以及我們的 汽車鋁合金鍛造應用, 或參觀 公司簡介 關於我們的設備與認證。.
