行业组件数据 · 2026

提升和牵引电缆

High-strength steel cables for dragline excavators that handle lifting and dragging operations in mining and excavation.

技术定义与适配语境
典型 提升和牵引电缆 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。

Hoist and drag cables are critical load-bearing components in dragline excavators, specifically engineered to withstand extreme tensile forces during material handling. The hoist cable controls the vertical movement of the bucket, while the drag cable manages horizontal pulling and positioning. These cables operate under continuous cyclic loading, abrasion, and environmental exposure, requiring precise engineering for safety and durability in heavy-duty mining applications.

组件规格

定义
Hoist and drag cables are critical load-bearing components in dragline excavators, specifically engineered to withstand extreme tensile forces during material handling. The hoist cable controls the vertical movement of the bucket, while the drag cable manages horizontal pulling and positioning. These cables operate under continuous cyclic loading, abrasion, and environmental exposure, requiring precise engineering for safety and durability in heavy-duty mining applications.
工作原理
Hoist cables work on the principle of tensile strength to lift and lower the bucket via a pulley system, converting rotational drum motion into linear force. Drag cables apply horizontal traction to pull the bucket through material, utilizing friction and mechanical advantage through sheaves and winches. Both systems rely on controlled spooling on drums with automatic tension regulation to maintain operational stability and prevent slack or over-tensioning.
材料
High-carbon steel wire ropes with galvanized or polymer coatings (e.g.zincpolyurethane) for corrosion resistance. Core construction typically includes independent wire rope core (IWRC) for flexibility and strength. Wire grades range from 1770 MPa to 2160 MPa tensile strengthwith diameters from 50 mm to 100 mm depending on excavator size.
Diameter
50-100 mm
Construction
6x36 IWRC
Breaking Load
500-2000 kN
Tensile Strength
1770-2160 MPa
Weight per Meter
10-40 kg/m
Minimum Bend Radius
12-25 x diameter
标准
ISO 2408DIN 3059ISO 4344

行业分类与别名

提升和牵引电缆 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

Overloading beyond rated capacity->Sudden cable rupture during operation->Implement load monitoring systems and adhere to manufacturer weight limits; train operators on safe loading practices.
Lack of lubrication and corrosion protection->Reduced tensile strength and premature wire breakage->Apply anti-corrosion coatings and regular lubricants; store cables properly in dry conditions.

工业生态与工程逻辑

0
Cable fatigue and breakage due to cyclic loading
1
Corrosion from moisture and chemicals
2
Abrasion against sheaves and drums
3
Improper spooling causing kinks or birdcaging

合规与检测

tolerance
Diameter tolerance ±2% per ISO 2408; breaking load must exceed rated load by minimum safety factor of 5:1
test method
Tensile testing per ISO 3108, bend testing per ISO 7800, and non-destructive evaluation via magnetic rope testing (MRT)

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 typical lifespan of hoist and drag cables in dragline excavators?

Lifespan varies from 6 to 24 months based on usage intensity, environmental conditions, and maintenance. Regular inspections for wear, corrosion, and deformation are crucial to prevent failures.

How are hoist and drag cables inspected for safety?

Inspections include visual checks for broken wires, corrosion, and deformation, along with non-destructive testing (NDT) like magnetic flux leakage to detect internal flaws. ISO 4309 provides guidelines for discard criteria.

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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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URN:CNFX:ME:UNIT:HOIST_AND_DRAG_CABLES