JB/T 53031-1999
Plastic Vacuum Forming Machine - Product Quality Grading (Internal Use)
塑料真空成型机 产品质量分等（内部使用）
Catalogue
前言 → 1 范围 → 2 引用标准 → 3 产品质量等级 → 4 试验方法 → 5 抽样与评定方法 Foreword → 1 Scope → 2 Normative References → 3 Product Quality Grades → 4 Test Methods → 5 Sampling and Evaluation Methods
Scope
This standard specifies the quality grades, test methods, and sampling and evaluation methods for plastic vacuum forming machine products. This standard applies to the product quality grading of plastic vacuum forming machines (hereinafter referred to as forming machines) as specified in JB/T 5292-1991 "Plastic Vacuum Forming Machine".
本标准规定了塑料真空成型机产品的质量等级、试验方法和抽样与评定方法。本标准适用于JB/T 5292—1991《塑料真空成型机》规定的塑料真空成型机（以下简称成型机）产品质量分等。
Normative References
Keywords
Application Summary AI generated
Manufacturers, quality inspection agencies, and users of plastic vacuum forming machines use this standard to evaluate and grade product quality. It establishes three quality levels—qualified, first-class, and premium—to provide a unified benchmark for performance and reliability. This standard is important for ensuring consistent product quality and fostering fair competition in the industry.
本标准由塑料机械制造企业、质量检验机构和用户使用，用于对塑料真空成型机进行质量等级评定。它通过设定合格品、一等品和优等品三个等级，帮助各方统一评价标准，确保设备性能和质量水平。该标准对提升行业产品质量、促进公平竞争具有重要意义。
AI Summary AI generated
This standard provides a basis for grading the quality of plastic vacuum forming machines, classifying products into three levels: qualified, first-class, and premium. It specifies assessment indicators for each grade, including maximum forming area, vacuum degree, cycle time, temperature, sheet feeding accuracy, noise, parallelism, etc., and defines test methods and sampling evaluation rules. Applicable to forming machines manufactured according to JB/T 5292, the standard aims to unify quality evaluation criteria and promote product quality improvement.
本标准为塑料真空成型机产品质量分等提供依据，将产品分为合格品、一等品和优等品三个等级。标准规定了各等级的考核指标，包括最大成型面积、真空度、单循环周期、温度、输片精度、噪声、平行度等，并明确了试验方法及抽样评定规则。适用于按JB/T 5292制造的成型机，旨在统一质量评价标准，促进产品质量提升。
Key Sentences extracted from text
本标准规定了塑料真空成型机产品的质量等级、试验方法和抽样与评定方法。
成型机产品根据其质量水平和使用价值分为合格品、一等品和优等品三个等级。
成型机产品除符合JB/T 5292 规定外，各等级的考核项目、指标要求还应符合表1 的规定。
产品试验方法按JB/T 5292 的规定。
评定产品质量等级，必须符合该等级全部考核项目的技术要求，否则按达到的最低一项指标定等级。
This standard specifies the quality grades, test methods, and sampling and evaluation methods for plastic vacuum forming machine products.
Forming machine products are divided into three grades: qualified product, first-class product, and premium product, based on their quality level and use value.
In addition to complying with JB/T 5292, the assessment items and indicator requirements for each grade shall also comply with the provisions of Table 1.
Product test methods shall be in accordance with the provisions of JB/T 5292.
When evaluating the product quality grade, the technical requirements of all assessment items for that grade must be met; otherwise, the grade shall be determined by the lowest indicator achieved.
Standard Timeline
Changes from replaced version:
- 对原标准作了编辑性修改
- 主要技术内容没有变化
- Editorial modifications were made to the original standard.
- The main technical content remained unchanged.