JB/T 3860.2-2011
ActiveMachine-tools—Wedge-type power-operated chucks—Part 2: The sizes for interchangeability with serrated jaws
机床 楔式动力卡盘 第2部分：梳齿卡爪互换性尺寸
Catalogue
前言 → 1 范围 → 2 规范性引用文件 → 3 互换性尺寸 → 3.1 90°梳齿尺寸 → 3.2 90°梳齿允许的累计误差 → 3.3 60°梳齿尺寸 → 3.4 60°梳齿允许的累计误差 → 3.5 爪螺母尺寸 Foreword → 1 Scope → 2 Normative References → 3 Interchangeability Sizes → 3.1 90° serrated jaw sizes → 3.2 Permissible cumulative error for 90° serrated jaws → 3.3 60° serrated jaw sizes → 3.4 Permissible cumulative error for 60° serrated jaws → 3.5 Jaw nut sizes
Scope
This part of JB/T 3860 specifies the interchangeability sizes of serrated jaws and jaw nuts. This part is applicable to wedge-type power-operated chucks with serrated connection jaws.
JB/T 3860的本部分规定了梳齿和爪螺母的互换性尺寸。本部分适用于梳齿连接爪的楔式动力卡盘。
Normative References
Keywords
Application Summary AI generated
Machine tool manufacturers and chuck producers use this standard to design and manufacture serrated jaws and jaw nuts for wedge-type power chucks, ensuring interchangeability between jaws and chucks from different suppliers. By specifying precise tooth profiles and tolerances, the standard guarantees reliable clamping and accuracy, which is critical for machining quality.
机床制造企业和卡盘生产商使用本标准来设计和制造楔式动力卡盘的梳齿卡爪及爪螺母，确保不同厂家生产的卡爪和卡盘之间能够互换。该标准通过规定精确的齿形尺寸和公差，保证了卡爪连接的可靠性和精度，对机床加工质量至关重要。
AI Summary AI generated
This standard specifies interchangeability dimensions for serrated jaws and jaw nuts of wedge-type power chucks, including detailed parameters for 90° and 60° serrations such as pitch, tooth height, radii, and permissible cumulative errors. It applies to wedge-type chucks with serrated jaw connections, ensuring interchangeability across manufacturers. New additions include jaw nut sizes for 100, 125, and 800 mm chucks, and 3×60° serration dimensions.
本标准规定了楔式动力卡盘梳齿卡爪和爪螺母的互换性尺寸，包括90°和60°梳齿的齿距、齿高、圆角等详细尺寸参数，以及允许的累计误差。标准适用于采用梳齿连接的楔式动力卡盘，通过统一尺寸确保不同厂家产品的互换性。新增了爪螺母100、125、800规格及3×60°梳齿尺寸。
Key Sentences extracted from text
JB/T 3860的本部分规定了梳齿和爪螺母的互换性尺寸。
本部分适用于梳齿连接爪的楔式动力卡盘。
互换性尺寸如图1和表1所示。
适用于1/16″×90°和3/32″×90°梳齿的测量长度和牙数及允许误差见表2。
卡盘公称直径与采用的梳齿及互换性尺寸如图3和表5所示。
This part of JB/T 3860 specifies the interchangeability sizes of serrated jaws and jaw nuts.
This part is applicable to wedge-type power-operated chucks with serrated connection jaws.
The interchangeability sizes are shown in Figure 1 and Table 1.
The measuring lengths, number of teeth and permissible errors applicable to 1/16″×90° and 3/32″×90° serrated jaws are given in Table 2.
The nominal diameter of the chuck and the serrated jaw type and interchangeability sizes are shown in Figure 3 and Table 5.
Standard Timeline
Changes from replaced version:
- 爪螺母增加了100、125、800规格互换性尺寸（本版的表5）
- 增加了3×60°梳齿尺寸（本版的表3～表5）
- Added interchangeability sizes for jaw nuts of 100, 125, and 800 mm nominal diameters (Table 5 of this edition)
- Added 3×60° serration dimensions (Tables 3 to 5 of this edition)