行业组件数据 · 2026

调平板

A precision-machined plate used to establish and maintain level surfaces in screed assemblies for paving equipment.

技术定义与适配语境
典型 调平板 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 leveling plate is a critical component of the screed assembly in asphalt and concrete paving machines, designed to provide a stable, flat reference surface that ensures uniform material distribution and proper compaction. It functions as the primary contact interface between the screed and the paving material, with precise machining tolerances to maintain consistent thickness and surface quality across the entire paved width.

组件规格

定义
The leveling plate is a critical component of the screed assembly in asphalt and concrete paving machines, designed to provide a stable, flat reference surface that ensures uniform material distribution and proper compaction. It functions as the primary contact interface between the screed and the paving material, with precise machining tolerances to maintain consistent thickness and surface quality across the entire paved width.
工作原理
The leveling plate operates by creating a smooth, continuous surface that slides over the paving material, distributing it evenly while applying controlled pressure. Its flatness and alignment relative to the machine's frame determine the final pavement profile. Adjustments to the plate's angle and position allow operators to control material flow, compaction density, and surface finish in real-time during paving operations.
材料
High-carbon steel (AISI 1045/1050) or wear-resistant alloy steel (AR400/AR500)heat-treated to 45-55 HRC for abrasion resistance. Surface often coated with tungsten carbide or chromium carbide overlay for extended service life in abrasive environments.
Width
2.5-12 meters (modular sections)
Thickness
25-40 mm
Surface Roughness
Ra ≤ 1.6 μm
Flatness Tolerance
±0.5 mm/m
Mounting Hole Pattern
ISO metric thread (M12-M16)
Operating Temperature Range
-20°C to 150°C
标准
ISO 2768-mKDIN 876ISO 1302

行业分类与别名

调平板 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

Abrasive wear from aggregate particles->Reduced plate thickness leading to uneven paving surface->Use wear-resistant materials with hard surface coatings; implement regular thickness measurements
Thermal stress from hot paving materials->Warping or distortion affecting flatness->Employ temperature-resistant alloys; ensure proper cooling between operations
Improper mounting or alignment->Vibration-induced cracking or fastener failure->Follow torque specifications for mounting bolts; verify alignment during installation

工业生态与工程逻辑

0
Surface irregularities in finished pavement
1
Reduced material compaction density
2
Increased fuel consumption due to drag
3
Premature wear of adjacent components
4
Safety hazards from loose or damaged plates

合规与检测

tolerance
Flatness: ±0.5 mm/m; Parallelism: ±0.3 mm; Surface finish: Ra 1.6 μm max
test method
Laser scanning for flatness verification; ultrasonic thickness testing; visual inspection per ASTM A578

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 leveling plates be inspected and replaced?

Inspect after every 200-300 operating hours for wear, cracks, or deformation. Replacement typically needed every 1,500-2,000 hours depending on material abrasiveness and operating conditions.

Can worn leveling plates be repaired or resurfaced?

Yes, plates with minor wear (≤3 mm) can be resurfaced through machining and re-hardening. Severely worn or cracked plates require complete replacement to maintain paving quality.

What causes premature wear on leveling plates?

Primary causes include abrasive aggregate materials, improper temperature control of paving mix, inadequate lubrication, misalignment of screed assembly, and operating on contaminated surfaces.

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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
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: 调平板

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URN:CNFX:ME:UNIT:LEVELING_PLATE