行业组件数据 · 2026

上模版

Upper Mold Plate is a precision component in mold assemblies that forms the upper cavity surface and provides structural support during injection molding processes.

技术定义与适配语境
典型 上模版 会按材料、尺寸公差、适配关系和失效风险在 机械和设备制造 中评估。

The Upper Mold Plate is a critical structural component in injection mold assemblies, typically mounted to the moving platen of the injection molding machine. It contains the upper half of the mold cavity, cooling channels, and ejection system components. This plate provides precise alignment with the lower mold plate, withstands high clamping forces during injection, and ensures dimensional accuracy of molded parts through controlled thermal expansion and mechanical stability.

组件规格

定义
The Upper Mold Plate is a critical structural component in injection mold assemblies, typically mounted to the moving platen of the injection molding machine. It contains the upper half of the mold cavity, cooling channels, and ejection system components. This plate provides precise alignment with the lower mold plate, withstands high clamping forces during injection, and ensures dimensional accuracy of molded parts through controlled thermal expansion and mechanical stability.
工作原理
The Upper Mold Plate operates by moving vertically with the machine's moving platen during the molding cycle. It closes against the stationary lower mold plate to form a sealed cavity, withstands injection pressure to prevent flash formation, and opens after cooling to allow part ejection. Precision guide pins ensure accurate alignment with the lower plate, while integrated cooling channels regulate temperature for optimal material flow and solidification.
材料
Typically manufactured from pre-hardened tool steels (P20H13S7) or stainless steels (420440C) with hardness 28-32 HRC for standard applicationsor hardened tool steels (D2A2) at 52-56 HRC for high-wear applications. Surface treatments may include nitridingchrome platingor PVD coatings for enhanced wear resistance and corrosion protection.
Flatness
≤0.02 mm/m
Hardness
28-56 HRC
Thickness
50-200 mm
Parallelism
≤0.01 mm
Surface Finish
Ra 0.4-0.8 μm
Thermal Conductivity
15-40 W/m·K
标准
ISO 8015DIN 16749ISO 20457

行业分类与别名

上模版 的常用贸易名称、技术标识和检索关键词。

上级产品

该组件会出现在以下整机或工业产品中。

FMEA · 风险与缓解

诱因 → 失效模式 → 工程缓解

Insufficient hardness or improper material selection->Premature wear and dimensional inaccuracy->Use appropriate tool steel grades with hardness testing and implement regular inspection schedules
Thermal cycling without proper stress relief->Cracking and distortion->Implement controlled heating/cooling cycles and use materials with matched thermal expansion coefficients
Improper alignment during installation->Flash formation and part rejection->Use precision guide systems and implement alignment verification procedures

工业生态与工程逻辑

0
Wear and tear from cyclic loading
1
Thermal stress cracking
2
Misalignment causing flash formation
3
Corrosion in cooling channels
4
Fatigue failure from high-pressure cycles

合规与检测

tolerance
±0.01 mm for critical dimensions, ±0.05 mm for non-critical features
test method
CMM measurement per ISO 10360, surface roughness testing per ISO 4287, hardness testing per ISO 6508

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制造商列表用于前期研究和供应商能力理解,不代表认证、排名或交易担保。

采购评估维度

不是客户评论,也不是实时热度。以下维度用于前期 RFQ 准备和供应商评估。

技术文档
4/5
制造能力
4/5
可检验性
5/5
供应商透明度
3/5

这些分值是采购评估维度示例,不代表真实客户评分、具体国家买家反馈或实时询盘。

相关组件

常见问题

What is the difference between Upper Mold Plate and Lower Mold Plate?

The Upper Mold Plate is mounted to the moving platen and contains ejection systems, while the Lower Mold Plate is stationary and typically contains the sprue and runner systems. Both plates form complementary halves of the mold cavity.

How often should Upper Mold Plates be maintained?

Regular inspection every 50,000 cycles for wear, alignment, and surface integrity. Preventive maintenance includes cleaning cooling channels, checking guide pin wear, and verifying flatness specifications.

Can Upper Mold Plates be repaired if damaged?

Minor surface damage can be repaired through welding and re-machining, but significant structural damage typically requires plate replacement to maintain dimensional accuracy and safety.

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CNFX Industrial Component Index · 机械和设备制造

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URN:CNFX:ME:UNIT:UPPER_MOLD_PLATE