行业组件数据 · 2026

上模(冲头)

Upper Tool (Punch) is the active forming component in metal plate bending machines that applies precise downward force to create bends in sheet metal.

技术定义与适配语境
典型 上模(冲头) 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 Tool (Punch) is a critical precision component in metal plate bending machines, typically mounted on the upper beam or ram assembly. It functions as the male die that descends under hydraulic or mechanical force to press sheet metal against the lower die (V-die), creating controlled plastic deformation along predetermined bend lines. This component determines bend angle accuracy, radius consistency, and surface quality of formed parts through its geometric profile, material properties, and mounting interface.

组件规格

定义
The Upper Tool (Punch) is a critical precision component in metal plate bending machines, typically mounted on the upper beam or ram assembly. It functions as the male die that descends under hydraulic or mechanical force to press sheet metal against the lower die (V-die), creating controlled plastic deformation along predetermined bend lines. This component determines bend angle accuracy, radius consistency, and surface quality of formed parts through its geometric profile, material properties, and mounting interface.
工作原理
The punch operates on mechanical deformation principles where controlled force application exceeds the metal's yield strength but remains below its tensile strength. As the punch descends, it concentrates stress along the bend line, causing permanent plastic deformation while the lower die provides counter-support. The process follows springback compensation calculations where the punch over-bends material slightly to achieve target angles after elastic recovery.
材料
Tool steel grades: D2 (AISI)A2 (AISI)or H13 (AISI) with hardness 58-62 HRCAlternative: Tungsten carbide inserts for high-volume productionSurface treatment: TiN or TiCN coating (3-5μm) for wear resistance.
Width
30-100mm
Height
50-150mm
Length
500-3000mm
Tip Radius
0.5-10mm
Mounting Type
Standardized dovetail or wedge lock
Weight Capacity
Up to 50 tons
Temperature Range
-20°C to 150°C
标准
ISO 9001:2015DIN 55202ISO 12165

行业分类与别名

上模(冲头) 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

Incorrect material hardness specification->Premature edge chipping or deformation->Implement material certification checks and hardness testing protocols
Improper mounting alignment->Asymmetric bending and machine damage->Use laser alignment systems and torque-controlled fastening

工业生态与工程逻辑

0
Tool fracture under overload
1
Premature wear from abrasive materials
2
Misalignment causing inconsistent bends
3
Fatigue failure from cyclic loading

合规与检测

tolerance
±0.05mm dimensional, ±0.1° angular
test method
CMM verification per ISO 10360, bend angle measurement with optical comparators

制造该组件的工厂

来自 CNFX 组件能力表的相关制造商资料。

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 standard and segmented upper tools?

Standard punches are single-piece tools for consistent bends, while segmented punches consist of multiple sections that can be rearranged for complex bending patterns without full tool changes.

How often should upper tools be inspected for wear?

Visual inspection every 8 hours of operation, dimensional verification weekly, and full hardness testing quarterly for high-volume applications (50,000+ cycles).

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CNFX 是开放目录,不是交易平台或采购代理。工厂资料和表单用于帮助你准备直接沟通。

CNFX Industrial Component Index · 机械和设备制造

数据基础

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初步技术归类
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请求制造能力信息: 上模(冲头)

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URN:CNFX:ME:UNIT:UPPER_TOOL_PUNCH_