行业组件数据 · 2026

履带滚轮

A cylindrical component in crawler tracks that supports weight and facilitates smooth movement over terrain.

技术定义与适配语境
典型 履带滚轮 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。

A track roller is a precision-engineered cylindrical component integral to crawler track systems, designed to bear substantial loads while enabling the continuous rotation of the track chain. It interfaces with the track links and bushings, distributing operational stresses and minimizing friction to ensure efficient power transmission and mobility across uneven surfaces.

组件规格

定义
A track roller is a precision-engineered cylindrical component integral to crawler track systems, designed to bear substantial loads while enabling the continuous rotation of the track chain. It interfaces with the track links and bushings, distributing operational stresses and minimizing friction to ensure efficient power transmission and mobility across uneven surfaces.
工作原理
The track roller operates by rotating on its axis as the crawler track moves, supported by internal bearings. It rolls along the inner surface of the track chain, reducing sliding friction, supporting the machine's weight, and maintaining track tension and alignment for stable propulsion.
材料
Typically forged or cast alloy steel (e.g.AISI 41404340) with surface hardening (hardness 55-60 HRC). Seals and bearings are often made of synthetic rubber (NBRFKM) and high-grade steel.
Width
50-150 mm
Seal Type
Multi-labyrinth or lip seals
Bearing Type
Tapered roller or spherical roller bearings
Load Capacity
5-50 tons per roller
Outer Diameter
150-400 mm
标准
ISO 5687DIN 740

行业分类与别名

履带滚轮 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

Ingress of dirt or moisture due to seal failure->Bearing corrosion and seizure, leading to roller lock-up->Use high-quality multi-labyrinth seals, implement regular seal inspections, and ensure proper lubrication intervals.
Excessive load or impact shocks->Cracking or deformation of the roller body->Design with alloy steel and hardening treatments, adhere to load capacity limits, and operate within specified terrain conditions.

工业生态与工程逻辑

0
Premature wear due to abrasive environments
1
Bearing failure from contamination or inadequate lubrication
2
Misalignment causing uneven track wear

合规与检测

tolerance
Dimensional tolerances per ISO 286, surface finish Ra ≤ 3.2 μm
test method
Load testing per ISO 5687, hardness testing per ASTM E18, seal integrity testing under simulated conditions

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 primary function of a track roller?

The primary function is to support the weight of the machinery, reduce friction between the track chain and undercarriage, and ensure smooth, efficient movement over various terrains.

How often should track rollers be inspected?

Inspect track rollers every 250-500 operating hours for wear, seal damage, and lubrication levels, with more frequent checks in harsh conditions like mining or construction.

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CNFX Industrial Component Index · 机械和设备制造

数据基础

CNFX 制造商资料、技术分类、公开产品信息和持续合理性检查。

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。

请求制造能力信息: 履带滚轮

说明目标数量、应用场景、交期和关键技术要求,用于准备 RFQ 或供应商评估。

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URN:CNFX:ME:UNIT:TRACK_ROLLER