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　产品介绍::

CGK-21型数控电极接头双螺纹梳加工机床
专利号：ZL 99 2 29426.6
江苏省高新技术产品
国内外首创
 
1、概述：
　　本机床是石墨电极接头的关键加工设备，也是数控接头自动加工线的核心设备。该机床采用本公司自行研制的高性能专用数控系统和软件实现自动控制，配以独特的敞开式机械结构设计和工件轴向固定位置加工，从而实现了接头外锥螺纹数控双梳刀同步加工。
 
　　本机床为四轴控制，两两联动，结构刚性好，定位精度高，操作简单，调试方便，自动化程度高，加工可靠性好，加工范围实现大中小规格全部覆盖，其技术水平、加工精度、加工效率均达到国际先进水平。
２、产品图片：


CGK-21型数控电极接头双螺纹梳加工机床
3、技术说明：
· 该机床为国内外首创的全数控型接头螺纹梳加工机床，完全消除了机械传动链的误差，加工螺纹螺距、锥度精度特别好。Ｘ向采用数控进给，可进行直径尺寸精细微调，直径尺寸一致性好。
· 对大规格接头可以自动实现两刀切削，保证加工精度。
· 主要配套件如关键轴承、电器元件、交流伺服电机及主要液压件均选用国际名牌产品配套。
4、主要技术性能指标：

· 加工接头直径：Φ120～Φ408mm（对应电极直径Φ200～Φ750mm）

· 加工接头长度：160～584mm（对应电极直径Φ200～Φ750mm）

· 螺纹单牙螺距误差：±0.015mm

· 螺纹螺距累积误差：≤0.06mm／150mm

· 螺纹斜度误差：9°27'44.5"

· 牙形半角误差：30°±10'

· 双端螺纹四点偏差：≤0.04mm

· 螺纹直径误差：－0.05～0mm

· Ｚ向脉冲当量：0.001mm／脉冲

· Ｘ向脉冲当量：0.0005mm／脉冲

· 单件加工时间：大规格工3min／件，小规格工件2min/件
 

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