行业组件数据 · 2026

履带衬套

A cylindrical bushing that reduces friction and wear between track chain pins and links in heavy machinery track assemblies.

技术定义与适配语境
典型 履带衬套 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 precision-engineered cylindrical component installed in track chain assemblies of heavy equipment like excavators, bulldozers, and crawler cranes. It serves as a wear-resistant interface between the track pin and link, allowing rotational movement while distributing loads and preventing metal-to-metal contact. Track bushings are critical for maintaining track alignment, reducing vibration, and extending the service life of the entire undercarriage system.

组件规格

定义
A precision-engineered cylindrical component installed in track chain assemblies of heavy equipment like excavators, bulldozers, and crawler cranes. It serves as a wear-resistant interface between the track pin and link, allowing rotational movement while distributing loads and preventing metal-to-metal contact. Track bushings are critical for maintaining track alignment, reducing vibration, and extending the service life of the entire undercarriage system.
工作原理
The track bushing operates on the principle of sacrificial wear and controlled friction. As the track rotates around sprockets and idlers, the bushing's hardened outer surface engages with sprocket teeth while the inner bore rotates around the stationary track pin. This creates two wear surfaces: external sprocket engagement wear and internal pin rotation wear. Lubrication channels often allow grease injection to reduce friction and flush contaminants.
材料
Typically manufactured from alloy steel (e.g.SAE 86204140) through forging processesfollowed by carburizing or induction hardening to achieve surface hardness of 55-62 HRC with a tough core. Some applications use through-hardened medium carbon steels. Advanced versions may incorporate wear-resistant coatings like chrome plating or proprietary surface treatments.
Length
60-200 mm
Weight
0.5-8 kg
Hardness
55-62 HRC surface
Inner Diameter
30-100 mm
Outer Diameter
50-150 mm (varies by equipment size)
Lubrication Type
Grease through radial holes or sealed lubrication
标准
ISO 5687DIN 8187SAE J759

行业分类与别名

履带衬套 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 lubrication->Accelerated wear and seizure->Implement regular greasing schedule; use sealed lubrication systems
Abrasive material ingress->Scoring and rapid diameter reduction->Install effective seals; avoid operation in extreme abrasive conditions
Improper track tension->Uneven wear and premature fatigue->Follow manufacturer tension specifications; regular adjustment

工业生态与工程逻辑

0
Catastrophic track failure if severely worn
1
Increased fuel consumption due to friction
2
Damage to sprockets and other track components
3
Reduced machine stability and safety

合规与检测

tolerance
±0.05 mm on diameter, ±0.1 mm on length, surface finish Ra 1.6 μm max
test method
Dimensional verification with micrometers, hardness testing with Rockwell scale, magnetic particle inspection for cracks, wear testing per ISO 5687

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

How often should track bushings be inspected?

Inspect track bushings every 250-500 operating hours for wear patterns, cracks, or lubrication issues. Regular inspection prevents catastrophic track failure.

Can worn track bushings be repaired?

Severely worn bushings must be replaced. Some manufacturers offer rebuilding services for slightly worn units through machining and re-hardening processes.

What causes premature track bushing failure?

Common causes include inadequate lubrication, abrasive contamination, improper track tension, misalignment, and operating on extreme terrain without proper maintenance.

我可以直接联系工厂吗?

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

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: 履带衬套

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。

谢谢,信息已发送。
谢谢,信息已收到。

需要制造 履带衬套?

对比具备该组件加工或装配能力的制造商资料。

创建制造商档案 联系我们
上一个组件
履带皮带
下一个组件
履带轮
URN:CNFX:ME:UNIT:TRACK_BUSHING