XH MOULD
Automotive Precision国内头部新能源整车制造集团一级供应商

新能源汽车前保险杠总成与高光格栅精密注塑模具

针对 1.8m 超大尺寸、复杂深腔与局部薄壁(2.5mm)注塑件,攻克熔接痕、气穴与注塑翘曲变形难题,实现高光无痕外观与±0.003mm型腔公差。

Explore 4-Stage Engineering Breakdown
XH-AUTO-BMP 45吨汽车轻量化前保险杠总成注塑模具
型腔加工公差
±0.003 mm
成型周期缩减
22%
模具设计寿命
1,000,000 模次
T0 试样周期
38 天
FOUR-STAGE ENGINEERING STORYTELLING

4-Stage Engineering Story & Production Verification

From complex 3D CAD analysis to micron-level 5-axis machining and high-speed production validation.

01

01. Engineering Challenges & Stringent Specs

Ultra-thin walls, deep cavity warpage control, and aesthetic parting lines.
保险杠总成尺寸大(1850×620×480mm),要求热流道多点顺序阀进胶,严禁表面熔接线与缩水;装配卡爪结构复杂,需采用大型斜顶与油缸内抽芯机构。
02

02. XH Engineering Solution & DFM Simulation

Sequential valve-gate hot runners and conformal cooling channel optimization.
运用 Moldflow 进行 16 组全工况模流分析,优化 8 点顺序阀针热流道时序控制;采用等温随形水路冷却设计,平衡模温场,缩短冷却时间 22%。
03

03. Precision Tooling & Machining Breakthrough

Makino high-speed CNC milling, Sodick linear EDM, and Swiss wire-cut interchangeable inserts.
采用牧野高速铣削中心精加工型腔,沙迪克线性火花机处理微细脱模倒扣;核心镶件选用瑞典一胜百 S136 淬硬防腐不锈钢。
04

04. Production Results & ROI Value

T0 first-shot qualification, 20%+ cycle time reduction, and 1M+ shot tool life.
T0 试模一次性合格出样,成型周期控制在 48s 以内,型面公差与装配间隙达到 ±0.20mm(整车级标准),模具设计寿命突破 100 万模次。
TOOLING SPECIFICATIONS MATRIX

Tooling Structure & Engineering Specs Matrix

Complete transparency in cavities, tool steel grade, hot runner systems, and cycle metrics.

Parameter NameEngineering Value
模具结构 (Structure)1 腔 (1×1) 顺序阀针热流道
模具钢材 (Tool Steel)S136 淬硬钢 (HRC 48~52)
注塑材料 (Raw Material)PP + EPDM-T20
模架尺寸 (Mould Size)2200 × 1200 × 1100 mm
模具总重 (Weight)14.5 T
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