JB/T 54230-1999
Die Sinking Milling Machine - Product Quality Grading
刻模铣床 产品质量分等
Catalogue
前言 → 1 范围 → 2 引用标准 → 3 质量等级 → 附录A（标准的附录） 刻模铣床精度三级分等表 → 附录B（标准的附录） 刻模铣床工作精度的分散度试验 Foreword → 1 Scope → 2 Normative References → 3 Quality Grades → Annex A (Normative) Three-Level Grading Table for Die Sinking Milling Machine Accuracy → Annex B (Normative) Dispersion Test of Working Accuracy for Die Sinking Milling Machine
Scope
This standard specifies the product quality grade requirements for die sinking milling machines. This standard applies to plane die sinking milling machines with pantograph center distance of 235~400 mm and three-dimensional die sinking milling machines with pantograph center distance of 350~450 mm.
本标准规定了刻模铣床的产品质量等级要求。 本标准适用于缩放仪中心距235~400 mm 的平面刻模铣床及缩放仪中心距350~450 mm的立体刻模铣床。
Normative References
Keywords
Application Summary AI generated
Manufacturers and quality inspection agencies of die sinking milling machines use this standard to grade and evaluate product quality. It helps determine whether a machine is qualified, first-class, or premium, guiding production improvements and pricing. This standard is crucial for ensuring machine accuracy, durability, and safety, serving as a core reference for quality management in the industry.
刻模铣床的制造商和质检机构使用本标准来对产品进行质量分等和考核。它帮助确定机床的合格品、一等品和优等品等级，从而指导生产改进和定价。该标准对于保证机床的精度、寿命和安全性至关重要，是行业质量管理的核心依据。
AI Summary AI generated
This standard specifies product quality grading requirements for die sinking milling machines, applicable to plane and three-dimensional types with specific pantograph center distances. It grades products based on 14 items across three aspects: finished product inspection, production process quality inspection, and user service. Grades include qualified, first-class, and premium, each with distinct technical indicators such as accuracy reserve, noise limits, and guideway life. The standard references numerous national and industry standards, serving as a basis for quality assessment and classification.
本标准规定了刻模铣床的产品质量分等要求，适用于特定中心距范围的平面和立体刻模铣床。标准从成品检验、生产过程质量检验和用户服务三方面共14项进行分等，包括精度、工作性能、寿命、安全卫生、外观和包装等。合格品、一等品和优等品分别对应不同的技术指标，如精度储备量、噪声限值和导轨寿命。标准还引用了大量相关国家标准和行业标准，是产品质量考核和定级的依据。
Key Sentences extracted from text
本标准规定了刻模铣床的产品质量等级要求。
本标准适用于缩放仪中心距235~400 mm 的平面刻模铣床及缩放仪中心距350~450 mm的立体刻模铣床。
机床精度应符合JB/T 4067.1 及其附录的规定。
在空运转条件下，机床的噪声声压级不应超过80dB(A)。
在两班工作制和遵守使用规则的条件下，机床精度保持在机床精度检验标准规定范围内的时间为2 年。
This standard specifies the product quality grade requirements for die sinking milling machines.
This standard applies to plane die sinking milling machines with pantograph center distance of 235~400 mm and three-dimensional die sinking milling machines with pantograph center distance of 350~450 mm.
Machine accuracy shall comply with the provisions of JB/T 4067.1 and its appendices.
Under no-load operation conditions, the sound pressure level of the machine tool noise shall not exceed 80 dB(A).
Under two-shift working conditions and compliance with operating rules, the time during which machine accuracy is maintained within the range specified by the machine accuracy inspection standard is 2 years.
Standard Timeline
Changes from replaced version:
- 第2章“引用标准”作了较大修改
- 由于“引用标准”的修改，有关的技术内容也作了相应的增减
- “安全卫生”一章增加了“一般应有符合安全设计的三级防护措施”的要求，其有关条文也作了适当的调整
- 按有关规定进行了编辑性修改
- Chapter 2 'Normative References' has been significantly revised
- Due to the revision of 'Normative References', relevant technical content has been correspondingly added or removed
- The chapter 'Safety and Health' has added the requirement 'generally should have three-level protective measures conforming to safety design', and relevant clauses have been appropriately adjusted
- Editorial modifications have been made according to relevant regulations