行业组件数据 · 2026

底刀/压辊

繁體:底刀/壓輥

去肉机中的关键双组件,由固定底刀和旋转压辊组成,用于去除动物皮肉面的皮下组织和脂肪。

技术定义与适配语境
典型 底刀/压辊 会按材料、尺寸公差、适配关系和失效风险在 皮革及相关产品制造 中评估。

去肉机中的关键双组件,由固定底刀和旋转压辊组成。底刀提供锋利刃口,压辊施加可控压力将皮张压向刀片,在皮革加工的浸灰阶段,实现从动物皮肉面精确去除皮下组织、脂肪和残余肉屑。 压辊相对固定底刀旋转,产生剪切作用,当皮张通过间隙时,将肉和脂肪层切开。可调的压力和间隙设置允许控制去除量,而不损伤皮张的粒面层。

组件规格

定义
去肉机中的关键双组件,由固定底刀和旋转压辊组成。底刀提供锋利刃口,压辊施加可控压力将皮张压向刀片,在皮革加工的浸灰阶段,实现从动物皮肉面精确去除皮下组织、脂肪和残余肉屑。

压辊相对固定底刀旋转,产生剪切作用,当皮张通过间隙时,将肉和脂肪层切开。可调的压力和间隙设置允许控制去除量,而不损伤皮张的粒面层。
工作原理
The pressure roller rotates against the stationary bed knife, creating a shearing action that slices through flesh and fat layers as hides are fed through the gap. The adjustable pressure and gap settings allow for controlled material removal without damaging the grain layer of the hide.
材料
底刀:高碳工具钢(AISI D2、AISI O1)或硬质合金硬度58-62 HRC。压辊:镀铬硬化钢或陶瓷涂层钢表面硬度55-60 HRC。两种部件均具有耐腐蚀涂层适用于湿法加工环境。
Bed Knife Length
1200-3000 mm
Power Requirement
5.5-15 kW
Maximum Feed Speed
15-30 m/min
Operating Pressure
2-8 bar
Gap Adjustment Range
0.1-5.0 mm
Pressure Roller Diameter
150-250 mm
标准
ISO 15115DIN 53301ISO 2418

行业分类与别名

底刀/压辊 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

Improper gap adjustment between bed knife and pressure roller->Incomplete flesh removal or hide damage->Implement calibrated gap measurement tools and regular adjustment verification procedures
Blade dulling from extended use without maintenance->Reduced cutting efficiency and increased energy consumption->Establish preventive maintenance schedule with sharpening intervals based on production volume
Corrosion from chemical exposure in beamhouse operations->Premature component failure and contamination risk->Use corrosion-resistant coatings and implement regular cleaning protocols

工业生态与工程逻辑

0
Blade wear leading to inconsistent fleshing
1
Pressure roller misalignment causing hide damage
2
Corrosion in wet processing environments
3
Mechanical failure from foreign object damage
4
Operator injury during maintenance

合规与检测

tolerance
Bed knife straightness tolerance: ±0.05 mm/m, Pressure roller concentricity: ≤0.02 mm TIR, Gap parallelism: ±0.03 mm across working width
test method
Laser alignment verification, surface hardness testing (Rockwell C), dimensional inspection with coordinate measuring machines, operational testing with standardized hide samples

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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 purpose of the bed knife and pressure roller in fleshing machines?

The bed knife provides a stationary cutting edge while the pressure roller applies controlled pressure to feed hides against the blade, enabling precise removal of flesh, fat, and subcutaneous tissue from animal hides during leather processing.

How often should bed knives be sharpened or replaced?

Bed knives typically require sharpening every 40-80 operating hours and replacement every 6-12 months depending on usage intensity, material hardness, and maintenance practices. Regular inspection for nicks, wear patterns, and edge deterioration is recommended.

What materials are best for bed knives in high-production environments?

Tungsten carbide or ceramic-coated high-carbon steel blades offer superior wear resistance and longer service life in continuous high-production settings, though they require specialized sharpening equipment.

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CNFX Industrial Component Index · 皮革及相关产品制造

数据基础

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初步技术归类
本页用于结构化准备研究、RFQ 和供应商评估,不替代买方自己的供应商资质审查、标准核验和技术批准。

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